Detergent dispenser assembly, detergent dispensing device and clothes treatment apparatus

By designing a detergent box assembly containing liquid and solid detergent chambers, the problem of existing washing machines requiring separate storage of solid detergents is solved, and the automatic delivery of liquid and solid detergents is achieved, simplifying the equipment structure and improving the washing effect.

WO2025060699A1PCT designated stage expired Publication Date: 2025-03-27WUXI LITTLE SWAN ELECTRIC CO LTD
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Patent Information

Application Number
PCT/CN2024/108946
Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
Priority Date
2023-09-20
Filing Date
2024-07-31
Publication Date
2025-03-27

AI Technical Summary

Technical Problem

Existing washing machines need to set up a separate lotion box for storing solid lotion, which leads to equipment complexity and inconvenience in use.

Method used

A lotion box assembly is designed, including an internal first lotion chamber for storing liquid lotion and a second lotion chamber for storing solid lotion, communicating with a first supply line through the first cavity, and communicating with an external water supply unit through the second cavity, realizing automatic delivery of liquid and solid lotion.

Benefits of technology

The internal structure of the washing machine is simplified, the need for separate solid-state lotion cartridges is eliminated, and the convenience of the equipment is improved and the washing effect is improved.

✦ Generated by Eureka AI based on patent content.

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Abstract

A detergent dispenser assembly, a detergent dispensing device and a clothes treatment apparatus, which belong to the technical field of clothes treatment apparatuses. The present detergent dispenser assembly comprises a dispenser body (21), a first cavity (22) and a second cavity (23), wherein the interior of the dispenser body (21) is provided with a first detergent chamber for storing liquid detergent and a second detergent chamber for storing solid detergent; and the first cavity (22) and the second cavity (23) are separately disposed outside of the dispenser body (21), and the first cavity (22) and the second cavity (23) are not in communication with each other, the first cavity (22) being used for communicating the first detergent chamber with a first supply line, and the second cavity (23) being used for communicating the second detergent chamber with an external water supply unit. In the present detergent dispensing device, the first detergent chamber is in communication with the first supply line through the first cavity (22), enabling the liquid detergent to be dispensed through the first supply line; and the second detergent chamber is in communication with the external water supply unit through the second cavity (23), enabling the external water supply unit to dissolve the solid detergent into a detergent and water mixed solution, thereby allowing for dispensing and clothes cleaning. A clothes treatment apparatus, which is provided with the detergent dispenser assembly or the detergent dispensing device.
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Description

Detergent box assembly, detergent dispensing device and clothing processing equipment

[0001] CROSS-REFERENCE TO RELATED APPLICATIONS

[0002] This application claims priority to and the benefit of the following patent applications, the entire contents of which are incorporated herein by reference:

[0003] A Chinese patent application entitled “Detergent dispensing device for clothing processing equipment and clothing processing equipment”, application number 202311223685.1, submitted to the State Intellectual Property Office of China on September 20, 2023.

[0004] A Chinese patent application entitled “Detergent dispensing device for clothing processing equipment and clothing processing equipment”, application number 202322570841.3, submitted to the State Intellectual Property Office of China on September 20, 2023.

[0005] A Chinese patent application entitled “Clothing Processing Device”, application number 202311221600.6, submitted to the State Intellectual Property Office of China on September 20, 2023.

[0006] A Chinese patent application entitled “Clothing Processing Device”, application number 202322572858.2, submitted to the State Intellectual Property Office of China on September 20, 2023.

[0007] A Chinese patent application entitled “Detergent box assembly, detergent dispensing device and clothing processing equipment”, application number 202311221679.2, submitted to the State Intellectual Property Office of China on September 20, 2023.

[0008] A Chinese patent application entitled “Detergent box assembly, detergent dispensing device and clothing processing equipment”, application number 202322566088.0, submitted to the State Intellectual Property Office of China on September 20, 2023. Technical Field

[0009] The present application belongs to the technical field of clothing processing equipment, and specifically relates to a detergent box assembly, a detergent dispensing device and clothing processing equipment. Background Art

[0010] Currently, washing machine detergent drawers can hold liquid detergent and / or solid detergent. Liquid detergents include detergents, softeners, fungicides, conditioners, and other commonly used preparations, while solid detergents include washing powders, liquid detergents, gel detergents, and beads. Liquid detergents can be dispensed using automatic dispensing devices, but since these devices are not capable of automatically dispensing solid detergents, a separate detergent drawer for solid detergents is required inside the washing machine.

[0011] Summary of the Invention

[0012] The purpose of this application is to at least solve the problem of needing to set up a separate detergent box for storing solid detergent. This purpose is achieved by the following means:

[0013] A first aspect of the present application provides a detergent box assembly, comprising:

[0014] A box body, wherein the box body is provided with a first lotion cavity for storing liquid lotion and a second lotion cavity for storing solid lotion;

[0015] a first cavity and a second cavity, wherein the first cavity and the second cavity are respectively arranged outside the box body, and the first cavity and the second cavity are not connected to each other;

[0016] The first cavity is used to connect the first lotion cavity and the first supply pipeline, and the second cavity is used to connect the second lotion cavity and the external water supply unit.

[0017] According to the detergent box assembly of the present application, a first detergent chamber and a second detergent chamber can be simultaneously provided inside the box body, wherein the first detergent chamber is used to store liquid detergent, and the second detergent chamber is used to store solid detergent, and the first detergent chamber is connected to the first supply pipeline through the first cavity, so that liquid detergent can be added through the first supply pipeline, and the second detergent chamber is connected to the external water supply unit through the second cavity, and the external water supply unit can pass washing water into the second detergent chamber through the second cavity, and dissolve the solid detergent into a detergent-water mixture, which is used for addition and washing of clothes.

[0018] In addition, the detergent box assembly according to the present application may also have the following additional technical features:

[0019] In some embodiments of the present application, at least one water baffle is provided in the first cavity, and a pressure relief port is further provided inside the first cavity, and the water baffle is used to guide the washing water to flow toward the pressure relief port.

[0020] In some embodiments of the present application, the second cavity includes a first communicating section and a second communicating section, the first communicating section is provided upstream of the second communicating section, and the second communicating section is provided with a conducting port communicating with the second lotion cavity.

[0021] In some embodiments of the present application, the first communicating section is provided with a second cavity outlet for communicating with a second supply line.

[0022] In some embodiments of the present application, the second cavity is formed with a second cavity inlet connected to an external water supply unit, and at least one guide plate is provided between the second cavity inlet and the second cavity outlet, and the guide plate is used to guide the washing water from the second cavity inlet to the second cavity outlet.

[0023] In some embodiments of the present application, a plurality of guide plates are provided in the first connecting section, and at least a portion of the guide plates are used to guide the washing water to flow from the second cavity inlet to the second connecting section.

[0024] In some embodiments of the present application, the detergent box assembly further includes a cover plate and a surrounding plate, wherein the cover plate and the surrounding plate are arranged on the outside of the box body, the surrounding plate connects the cover plate and the top plate of the box body, and the first cavity and the second cavity are formed between the cover plate, the surrounding plate and at least part of the top plate.

[0025] In some embodiments of the present application, the first cavity and the second cavity are jointly arranged on the top of the box body, a water passage is provided between the second cavity and the box body, and the first supply pipeline is connected to the first cavity through the water passage.

[0026] A second aspect of the present application further provides a detergent dispensing device, the detergent dispensing device comprising any of the above-mentioned detergent box components, and further comprising:

[0027] a first water inlet pipe, the first water inlet pipe being used to connect an external water supply unit and the first cavity;

[0028] a second water inlet pipe, the second water inlet pipe being used to connect the external water supply unit and the second cavity;

[0029] A first supply pipeline, one end of which is connected to the first cavity, and the other end of which is used for delivering liquid lotion.

[0030] In some embodiments of the present application, the detergent box assembly further includes a liquid pumping assembly, and the liquid pumping assembly is used to pump the detergent in the first detergent chamber to the first cavity.

[0031] In some embodiments of the present application, the detergent delivery device further includes a second supply pipeline, one end of the second supply pipeline is connected to the second cavity, and the other end of the second supply pipeline is used for delivering washing water.

[0032] In some embodiments of the present application, the second cavity includes a first connecting section and a second connecting section, the second connecting section is provided with a conducting hole connected to the second lotion chamber, the first connecting section is provided upstream of the second connecting section, and the second supply pipeline is connected to the first connecting section.

[0033] In some embodiments of the present application, an air intake structure is further provided on the detergent box assembly and / or the first supply pipeline, and the air intake structure is used to introduce gas outside the detergent dispensing device into the detergent dispensing device.

[0034] In some embodiments of the present application, the first supply pipeline includes a first liquid supply pipe and a first nozzle, and the first nozzle is connected to the first lotion chamber through the first liquid supply pipe.

[0035] In some embodiments of the present application, the air intake structure is provided on the first liquid supply pipe, and the air intake structure includes a connecting hole, which is provided on the side wall of the first liquid supply pipe and connects the inside and the outside of the first liquid supply pipe.

[0036] In some embodiments of the present application, the air intake structure further includes a gas supply assembly, which is disposed outside the first liquid supply pipe and communicates with the interior of the first liquid supply pipe through the connecting hole.

[0037] In some embodiments of the present application, the interior of the first liquid supply pipe includes a first liquid supply section, a second liquid supply section, and a third liquid supply section that are connected and communicated in sequence. Along the direction from the first liquid supply section to the second liquid supply section, the flow area of ​​the first liquid supply section gradually decreases, and along the direction from the second liquid supply section to the third liquid supply section, the flow area of ​​the third liquid supply section gradually increases, and the connecting hole is connected to the second liquid supply section.

[0038] In some embodiments of the present application, the air intake structure is provided on the first nozzle, the first nozzle includes a tube body and a tube cavity provided inside the tube body, the air intake structure includes an air suction hole, the air suction hole is provided on the side wall of the tube body and connects the inside and outside of the tube body.

[0039] In some embodiments of the present application, the lumen includes a first lumen segment, a second lumen segment, and a third lumen segment that are connected and communicated in sequence. Along the direction of the first lumen segment toward the second lumen segment, the flow area of ​​the first lumen segment gradually decreases, and along the direction of the second lumen segment toward the third lumen segment, the flow area of ​​the third lumen segment gradually increases, and the suction hole connects the second lumen segment and the outside of the tube body.

[0040] In some embodiments of the present application, the air intake structure is provided on the detergent box assembly, and the air intake structure includes a connecting hole, which is provided on the side wall of the first detergent chamber and connects the inside and outside of the first detergent chamber, or the connecting hole is provided on the side wall of the first cavity and connects the inside and outside of the first cavity.

[0041] In some embodiments of the present application, the air intake structure further includes a gas supply assembly, which is disposed outside the detergent box assembly and communicates with the first cavity or the first detergent cavity through the connecting hole.

[0042] The third aspect of the present application further proposes a clothing processing device, which has the detergent box assembly described in any one of the above items, or has the detergent dispensing device described in any one of the above items.

[0043] A fourth aspect of the present application further provides a clothes processing device, comprising:

[0044] A box body, wherein the box body is provided with a delivery port;

[0045] a clothes processing drum having a clothes processing cavity, the clothes processing drum being arranged in the box body, the clothes processing cavity being connected to the outside through the loading port;

[0046] a door body, the door body being pivotally connected to the box body and being used to open or close the delivery port;

[0047] A delivery component includes a first delivery passage and a second delivery passage, the first delivery passage includes a first inlet and a first outlet, the first inlet is used to receive detergent solution or water, the first outlet is used to spray detergent solution or water into the clothing processing chamber, the second delivery passage includes a second inlet and a second outlet, the second inlet is used to receive water, and the second outlet is used to spray water into the door body.

[0048] According to the clothing treatment device of the present application, the second delivery channel is used to flush the door body, and the first delivery channel is used to deliver detergent solution into the clothing treatment chamber, thereby reducing the problem of uneven mixing of detergent and water in the clothing treatment chamber, which leads to poor detergent effect, thereby improving the washing effect of clothes. At the same time, the first delivery channel can not only deliver detergent solution but also water into the clothing treatment chamber, realizing the delivery of two fluids by a single delivery component, thereby simplifying the structure of the clothing treatment device and reducing the manufacturing cost of the clothing treatment device.

[0049] In some embodiments of the present application, the first delivery passage further includes a mixing chamber, which is respectively provided with a first liquid inlet, a second liquid inlet and a first liquid discharge port, the first liquid inlet being used to receive water, the second liquid inlet being used to receive lotion, and the first liquid discharge port being connected to the first inlet.

[0050] In some embodiments of the present application, the dispensing component also includes a detergent box component, the first liquid inlet, the second liquid inlet, and the first liquid discharge port are connected to the mixing chamber, the first liquid inlet is used to be connected to the water supply pipe, and the detergent box assembly is connected to the mixing chamber through the second liquid inlet and is used to inject detergent into the mixing chamber.

[0051] In some embodiments of the present application, the detergent box assembly includes a box body, which is provided with a first detergent chamber, the first liquid inlet, the second liquid inlet, the first liquid discharge port and the mixing chamber, the first liquid inlet is connected to the water supply pipe, the first detergent chamber is connected to the second liquid inlet and is used to supply liquid detergent into the mixing chamber.

[0052] In some embodiments of the present application, the box body is further provided with a water inlet cavity, a third liquid inlet and a second liquid discharge port, the third liquid inlet is used to be connected to the water supply pipeline, and the water inlet cavity is connected to the second inlet through the second liquid discharge port.

[0053] In some embodiments of the present application, the box body is further provided with a water leakage chamber and a second detergent chamber for storing solid detergent, the water leakage chamber is connected to the water inlet chamber, and the water leakage chamber is located downstream of the second liquid discharge port, and the second detergent chamber is connected to the water leakage chamber.

[0054] In some embodiments of the present application, the delivery assembly further comprises a liquid pumping assembly, the liquid pumping assembly being in communication with the second liquid inlet and being used to pump lotion into the mixing chamber;

[0055] And / or the delivery component further includes a control valve, which is used to connect the first liquid inlet to the water supply pipeline.

[0056] In some embodiments of the present application, the first delivery path includes:

[0057] a first liquid supply pipe, one end of which is the first inlet;

[0058] A first nozzle is connected to the other end of the first liquid supply pipe, and the spraying end of the first nozzle is the first liquid outlet.

[0059] In some embodiments of the present application, the first nozzle is an atomizing nozzle.

[0060] In some embodiments of the present application, the second delivery path includes:

[0061] a second liquid supply pipe, one end of which is the second inlet;

[0062] The second nozzle is connected to the other end of the second liquid supply pipe, and the spraying end of the second liquid supply pipe is the second outlet.

[0063] The above description is only an overview of the technical solution of the present application. In order to more clearly understand the technical means of the present application, it can be implemented in accordance with the contents of the specification. In order to make the above and other purposes, features and advantages of the present application more obvious and easy to understand, the specific implementation methods of the present application are listed below. BRIEF DESCRIPTION OF THE DRAWINGS

[0064] Various other advantages and benefits will become apparent to those skilled in the art upon reading the detailed description of the preferred embodiment below. The accompanying drawings are for illustration purposes only and are not to be considered as limiting the present application. Throughout the drawings, the same reference numerals are used to denote the same components.

[0065] Various other advantages and benefits will become apparent to those skilled in the art upon reading the detailed description of the preferred embodiment below. The accompanying drawings are for illustration purposes only and are not to be considered as limiting the present application. Throughout the drawings, the same reference numerals are used to denote the same components.

[0066] FIG1 is a schematic structural diagram of a clothes processing device according to an embodiment of the present application;

[0067] FIG2 is a schematic diagram of the internal structure of the clothes processing device in FIG1 ;

[0068] FIG3 is a schematic structural diagram of the lotion dispensing device in FIG2 ;

[0069] FIG4 is an enlarged structural diagram of portion A in FIG3 ;

[0070] FIG5 is a schematic structural diagram of the lotion dispensing device in FIG3 from another angle;

[0071] FIG6 is an enlarged structural diagram of portion B in FIG5 ;

[0072] FIG7 is a schematic structural diagram of a first nozzle according to an embodiment of the present application;

[0073] FIG8 is a schematic diagram of the CC cross-sectional structure of the first nozzle in FIG7 ;

[0074] FIG9 is a schematic diagram of the internal structure of the first nozzle in FIG7 from another angle;

[0075] FIG10 is a schematic diagram of the internal structure of a first nozzle according to another embodiment of the present application;

[0076] FIG11 is a schematic diagram of the internal structure of a first nozzle according to another embodiment of the present application;

[0077] FIG12 is a schematic diagram of the internal structure of a first nozzle according to another embodiment of the present application;

[0078] FIG13 is a schematic structural diagram of a lotion dispensing device according to another embodiment of the present application;

[0079] FIG14 is a schematic diagram of the connection structure between the mixer and the water inlet valve in FIG13;

[0080] FIG15 is a schematic structural diagram of a clothes treating apparatus according to another embodiment of the present application (only a partial structure is shown);

[0081] FIG16 is a schematic diagram of a partial structure of the structure shown in FIG15 ;

[0082] FIG17 is a schematic diagram of an enlarged structure of portion D of the structure shown in FIG16 ;

[0083] FIG18 is a schematic structural diagram of the first nozzle in FIG17;

[0084] FIG19 is a schematic structural diagram of the first nozzle in FIG18 from another perspective;

[0085] FIG20 is a schematic structural diagram of the first nozzle in FIG18 from another perspective;

[0086] FIG21 is a schematic diagram of the EE cross-sectional structure of the first nozzle in FIG20;

[0087] FIG22 is a schematic structural diagram of the clothes processing device in FIG15 from another perspective;

[0088] FIG23 is an enlarged structural diagram of part F of the structure shown in FIG22 ;

[0089] FIG24 is a schematic diagram of the connection structure between the mixer and the control valve in FIG22;

[0090] FIG25 is a schematic diagram of the GG cross-sectional structure of the structure shown in FIG24 ;

[0091] FIG26 is a schematic diagram of the exploded structure of the mixer shown in FIG24 ;

[0092] FIG27 is a partial structural diagram of a laundry treatment apparatus according to another embodiment of the present application (in the figure, the dashed arrow line indicates the flow path of water supplied to the second feeding passage, and the solid arrow line indicates the flow path of water supplied to the first feeding passage);

[0093] FIG28 is an enlarged structural diagram of the H portion of the structure shown in FIG27 ;

[0094] FIG29 is a schematic structural diagram of the structure shown in FIG27 from another perspective;

[0095] FIG30 is a schematic diagram of the enlarged structure of part I of the structure shown in FIG29.

[0096] The reference numerals in the accompanying drawings represent as follows: 1. Clothes processing device; 101. Detergent dispensing device; 10. First nozzle; 11. Tube body; 12. Tube cavity; 121. First tube cavity segment; 122. Second tube cavity segment; 123. Third tube cavity segment; 124. Fourth tube cavity segment; 13. Air suction hole; 14. Connecting cavity; 141. First connecting portion; 142. Second connecting portion; 15. Fixing portion; 16. Liquid inlet; 17. Liquid outlet; 18. Flow-disturbing structure; 181. Spoiler; 182. Connecting ring; 183. First through hole; 184. Mounting block; 185. Flow-disturbing channel; 191. First limiting structure; 192. Second limiting structure; 193. Third limiting structure; 20. Detergent box assembly; 21. Box body; 22. First cavity; 221. First cavity inlet; 222. First cavity outlet; 223. First water baffle; 224. Second water baffle; 225. Third water baffle; 226. Pressure relief port; 23. Second cavity; 231. First connecting section; 232. Second connecting section; 233. First guide plate; 234. Second guide plate; 235. Conducting port; 236. Second cavity inlet; 237. Second cavity outlet; 24. Liquid extraction assembly; 241. First liquid outlet; 242. Second liquid outlet; 25. Enclosure; 26. Water inlet cavity; 261. Third liquid inlet; 262. Second liquid outlet; 27. Water leakage cavity; 271. Water leakage hole; 30. First liquid supply pipe; 40. Water inlet valve; 41. First water inlet pipe; 42. Second water inlet pipe; 50. Second liquid supply pipe; 51. Second nozzle; 52. Third liquid supply pipe; 53. Third nozzle; 60. Nozzle body; 70. Mixer; 71. Mixing chamber; 711. First liquid inlet; 712. Second liquid inlet; 713. First liquid outlet; 72. Main body; 73. Cover; 80. Control valve; 90. Dosing assembly; 102. Box; 103. Door; 104. Clothes treatment drum; 1041. Clothes treatment chamber; 105. Door seal; 106. Water pump; 1061. Second water outlet; 107. Third liquid supply pipe. DETAILED DESCRIPTION

[0097] The following describes exemplary embodiments of the present application in more detail with reference to the accompanying drawings. Although exemplary embodiments of the present application are shown in the accompanying drawings, it should be understood that the present application can be implemented in various forms and should not be limited by the embodiments described herein. Instead, these embodiments are provided to enable a more thorough understanding of the present application and to fully convey the scope of the present application to those skilled in the art.

[0098] It should be understood that the terms used herein are for the purpose of describing specific example embodiments only and are not intended to be limiting. Unless the context clearly indicates otherwise, the singular forms "one", "an" and "said" as used herein may also be meant to include plural forms. The terms "comprise", "include", "contain" and "have" are inclusive and therefore specify the presence of stated features, steps, operations, elements and / or parts, but do not exclude the presence or addition of one or more other features, steps, operations, elements, parts, and / or combinations thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring them to be performed in the specific order described or illustrated, unless the order of execution is clearly indicated. It should also be understood that additional or alternative steps may be used.

[0099] Although the terms first, second, third, etc. can be used in the text to describe multiple elements, components, regions, layers and / or sections, these elements, components, regions, layers and / or sections should not be limited by these terms. These terms can only be used to distinguish an element, component, region, layer or section from another region, layer or section. Unless the context clearly indicates otherwise, terms such as "first", "second" and other numerical terms do not imply order or sequence when used in the text. Therefore, the first element, component, region, layer or section discussed below can be referred to as the second element, component, region, layer or section without departing from the teaching of the example embodiments.

[0100] For ease of description, spatially relative terms may be used herein to describe the relationship of one element or feature relative to another element or feature as shown in the figures, such as "inside," "outside," "inside," "outside," "below," "beneath," "above," and the like. Such spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is flipped, an element described as "below" or "below" another element or feature would then be oriented as "above" or "above" another element or feature. Thus, the example term "below" can include both above and below orientations. The device may be otherwise oriented (rotated 90 degrees or in other orientations) and the spatially relative descriptors used herein are interpreted accordingly.

[0101] The present application proposes a clothing processing device, which may be a washing machine, a washer-dryer, or other clothing processing device with a laundry function. For the convenience of description, the present application only uses the clothing processing device as a drum-type washer-dryer as an example for illustration.

[0102] As shown in Figures 1 and 2, in some embodiments of the present application, the clothing processing device 1 includes a housing 102, which forms the external structure of the clothing processing device 1 and has an installation cavity inside. The installation cavity is used to install a clothing processing drum 104 and various components. The clothing processing drum 104 is arranged in the installation cavity, and the clothing processing drum 104 is arranged in a horizontal direction or at an angle to the horizontal direction. The interior of the clothing processing drum 104 is provided with a clothing processing chamber 1041 for storing clothes and washing them. The front end of the clothing processing drum 104 is provided with a loading port connected to the clothing processing chamber 1041. The front end of the housing 102 is also connected to a door body 103. By operating the door body 103, the loading port can be opened or closed, so that clothes can be loaded into the clothing processing chamber 1041 through the loading port. Specifically, the door body 103 is connected to the housing 102 in a rotatable manner.

[0103] As shown in Figures 1 and 2 , in some embodiments of the present application, a detergent dispensing device 101 is further provided within the housing 102. The detergent dispensing device 101 is used to dispense detergent into the clothing processing chamber 1041, thereby enhancing the washing effect on the clothing. The detergent dispensing device 101 can be used to dispense liquid detergent and / or solid detergent. Liquid detergents may include detergents, softeners, fungicides, conditioners, and other commonly used preparations, while solid detergents may include laundry powders, liquid laundry detergents, laundry gels, and laundry beads.

[0104] 2 to 6 , in some embodiments of the present application, the detergent dispensing device 101 includes a detergent box assembly 20 and a first supply pipe, one end of the first supply pipe is connected to the detergent box assembly 20, and the other end of the first supply pipe is used to dispense detergent toward the interior of the clothing processing chamber 1041.

[0105] In some embodiments of the present application, the detergent box assembly 20 includes a box body 21, a pressure relief port 226, and a second cavity 23. The box body 21 is provided with a first detergent cavity (not shown) for storing liquid detergent and a second detergent cavity (not shown) for storing solid detergent. The first cavity 22 and the second cavity 23 are respectively provided on the outside of the box body 21, and the first cavity 22 and the second cavity 23 are not connected to each other. The first cavity 22 is used to connect the first detergent cavity and the first supply pipeline, and the second cavity 23 is used to connect the second detergent cavity and the external water supply unit.

[0106] According to the detergent box assembly 20 of the present application, a first detergent chamber and a second detergent chamber can be simultaneously provided inside the box body 21, wherein the first detergent chamber is used to store liquid detergent, and the second detergent chamber is used to store solid detergent, and the first detergent chamber is connected to the first supply pipe through the first cavity 22, so that liquid detergent can be added through the first supply pipe, and the second detergent chamber is connected to the external water supply unit through the second cavity 23, and the external water supply unit can pass washing water into the second detergent chamber through the second cavity 23, and dissolve the solid detergent into a detergent-water mixture, so that it can be used for addition and washing clothes.

[0107] In some embodiments of the present application, the detergent box assembly 20 further includes a liquid pumping assembly 24, which is disposed outside the box body 21 and is used to pump the liquid detergent in the first detergent chamber into the first cavity 22. The liquid pumping assembly 24 may include a liquid pump having a first liquid outlet 241 and a second liquid outlet 242, which are used together to discharge the liquid detergent into the first cavity 22.

[0108] In some embodiments of the present application, the detergent dispensing device 101 further includes a first water inlet pipe 41 and a second water inlet pipe 42. The first water inlet pipe 41 is used to connect the first cavity 22 with an external water supply unit. A water inlet valve 40 may be provided on the pipeline connecting the first water inlet pipe 41 and the external water supply unit, thereby allowing wash water to be introduced into the first cavity 22 via the external water supply unit. Liquid detergent, under the impact of the wash water, can be introduced into the clothing treatment cavity 1041 through the first supply pipe. The second water inlet pipe 42 is used to connect the second cavity 23 with the external water supply unit. A water inlet valve 40 may be provided on the pipeline connecting the second water inlet pipe 42 and the external water supply unit, thereby allowing wash water to be introduced into the second cavity 23 via the external water supply unit, ultimately flowing into the second detergent cavity to dissolve the solid detergent. The dissolved solid detergent can then be discharged into the clothing treatment drum 104 through the dispensing pipe, thereby being used for washing clothes. The delivery pipe connecting the second detergent chamber and the laundry treatment drum 104 can be consistent with the connecting pipe connecting the laundry powder box and the laundry treatment chamber in the prior art. The direction indicated by the black straight arrow in Figure 3 is the direction of water flow in the first cavity 22 and the second cavity 23.

[0109] Since the first supply pipeline is fixed to the detergent box assembly 20 and is connected to the external water supply unit through the first cavity 22, the number of connecting pipelines is reduced and the positioning and assembly of the first supply pipeline are facilitated.

[0110] In some embodiments of the present application, the detergent dispensing device 101 further includes a second supply line. A door glass is provided at a position on the door body 103 corresponding to the laundry dispensing opening of the laundry treatment chamber 1041. The user can observe the washing status of the laundry within the laundry treatment chamber 1041 through the door glass on the door body 103. To improve the cleanliness of the door glass and enhance the visibility of the laundry within the laundry treatment chamber 1041, one end of the second supply line is connected to the second cavity 23, and the other end of the second supply line is directed toward the door glass, allowing the wash water within the second cavity 23 to be used to rinse the door glass.

[0111] In some embodiments of the present application, a door glass is provided at a position on the door body 103 corresponding to the loading port of the laundry processing chamber 1041, through which the user can observe the washing condition of the laundry in the laundry processing chamber 1041. To improve the cleanliness of the door glass and enhance the observation of the washing condition of the laundry in the laundry processing drum 104, a second supply line is used to flush the door glass from the interior of the laundry processing apparatus 1.

[0112] By fixing the second supply pipeline to the detergent box assembly 20 and connecting it to the external water supply unit through the second cavity 23, the setting of the connecting pipeline is reduced and the positioning and assembly of the supply pipeline are facilitated.

[0113] In combination with Figures 1 to 6, in some embodiments of the present application, the first cavity 22 is formed with a first cavity inlet 221 and a first cavity outlet 222, and a plurality of water baffles are provided in the first cavity 22, and at least a part of the water baffles are used to guide the washing water from the first cavity inlet 221 to the first cavity outlet 222.

[0114] Specifically, the first water inlet pipe 41 is connected to the first cavity inlet 221, allowing wash water to enter the first cavity 22. The wash water mixes with the liquid detergent in the first cavity 22 to form an aqueous detergent solution. The first supply line is connected to the first cavity outlet 222, allowing the aqueous detergent solution to be discharged into the laundry treatment chamber 1041. The first cavity 22 is formed with a first water baffle 223 and a second water baffle 224, arranged sequentially along the direction of water flow. The first water baffle 223 is disposed opposite the first cavity inlet 221 and is used to direct wash water to the first liquid outlet 241 and the second liquid outlet 242, thereby impacting the detergent in the first cavity 22 and fully dissolving the detergent and wash water. The second water baffle 224 is disposed toward the first cavity outlet 222, directing the mixed solution of detergent and wash water toward the first cavity outlet 222 and, through the first supply line, toward the laundry treatment chamber 1041.

[0115] As shown in Figures 1 to 6, in some embodiments of the present application, a pressure relief port 226 is further provided inside the first cavity 22, and at least one water baffle is used to guide the washing water to flow from the first cavity inlet 221 to the pressure relief port 226.

[0116] Specifically, the interior of the first cavity 22 is formed with a first water baffle 223, a second water baffle 224, and a third water baffle 225, arranged sequentially along the water flow direction. The first and second water baffles 223 and 224 are used to sequentially guide the wash water toward the first cavity outlet 222. The third water baffle 225 is located in the outlet direction of the second water baffle 224 and serves to block the water flow toward the first cavity outlet 222. The blocking effect of the third water baffle 225 forces some of the solution to flow toward the pressure relief port 226, thereby reducing the risk of excessive pressure in the first supply line, which could result from the entire mixed solution of detergent and wash water flowing toward the first cavity outlet 222 when the pressure within the first cavity 22 is too high. The pressure relief port 226 is configured to open when the pressure within the first cavity 22 is too high, and the specific opening pressure can be set based on the pressure tolerance of the first supply line.

[0117] 1 to 6 , in some embodiments of the present application, the second cavity 23 includes a first connecting section 231 and a second connecting section 232 , the first connecting section 231 is provided upstream of the second connecting section 232 , and the second connecting section 232 is provided with a conducting port 235 connected to the lotion cavity.

[0118] Specifically, the second connecting section 232 can be used to store solid detergent. Since the first connecting section 231 is located upstream of the second connecting section 232, the second pipeline assembly is connected to the first connecting section 231. Part of the washing water that enters the second cavity 23 through the second liquid supply pipe 50 is sprayed out through the second supply pipe and used to rinse the door glass of the door body 103. Another part of the washing water can be passed into the second connecting section 232 and fall into the second detergent cavity through the conducting hole and used to dissolve the solid detergent. The dissolved detergent can enter the water storage cavity between the inner drum and the outer drum to wash the clothes. Among them, the water inlet valve 40 can control the first liquid supply pipe 30 and the second liquid supply pipe 50 to inlet water together, or the water inlet valve 40 can control the first liquid supply pipe 30 and the second liquid supply pipe 50 to inlet water separately, so as to achieve different water supply modes and detergent supply modes.

[0119] 3 to 6 , in some embodiments of the present application, the first communication section 231 is provided with a second cavity outlet 237 for communicating with the second supply line.

[0120] Specifically, the second cavity 23 is formed with a second cavity inlet 236 and a second cavity outlet 237. The second cavity inlet 236 is connected to the second water inlet pipe 42. The second cavity outlet 237 is located on the side wall of the first connecting section 231 and is connected to the second supply pipeline. As the wash water flows from the first connecting section 231 to the second connecting section 232, it can flow into the second supply pipeline through the second cavity outlet 237 and be used to rinse the door glass.

[0121] 3 to 6 , in some embodiments of the present application, at least one guide plate is provided between the second cavity inlet 236 and the second cavity outlet 237 , and the guide plate is used to guide the washing water from the second cavity inlet 236 to the second cavity outlet 237 .

[0122] Specifically, a first guide plate 233 is provided in the first connecting section 231 and is disposed between the second cavity inlet 236 and the second cavity outlet 237. The first guide plate 233 is disposed toward the second cavity outlet 237. Wash water entering the first connecting section 231 through the second cavity inlet 236 flows toward the second cavity outlet 237 under the guidance of the first guide plate 233, thereby facilitating the flow of wash water through the second cavity outlet 237 into the second supply pipeline.

[0123] 3 to 6 , in some embodiments of the present application, a plurality of guide plates are provided in the first connecting section 231 , and at least a portion of the guide plates are used to guide the washing water from the second cavity inlet 236 to the second connecting section 232 .

[0124] Specifically, a first guide plate 233 and a second guide plate 234 are provided within the first connecting section 231. The first guide plate 233 is positioned upstream of the second guide plate 234, and the second cavity outlet 237 is positioned between the first guide plate 233 and the second guide plate 234. The first guide plate 233 is positioned toward the second cavity outlet 237. Wash water entering the first connecting section 231 through the second cavity inlet 236 flows toward the second cavity outlet 237 under the guidance of the first guide plate 233. The second guide plate 234 is positioned toward the second connecting section 232, thereby directing wash water that has not flowed into the second supply line to the second connecting section 232 and into the second detergent chamber through the guide port 235.

[0125] 3 to 6 , in some embodiments of the present application, the detergent box assembly 20 further includes a cover plate (not shown in the figures) and a surrounding plate 25, which are arranged on the outside of the box body 21, and the surrounding plate 25 connects the cover plate and the top plate of the box body 21, and a first cavity 22 and a second cavity 23 are formed between the cover plate, the surrounding plate 25 and at least part of the top plate.

[0126] Specifically, the first cavity 22 and the second cavity 23 are respectively arranged on the outside of the box body 21. During specific operation, a panel 25 and a cover plate can be set on the top outside of the box body 21 of the existing detergent box, and the cover plate and the top plate of the box body are connected by the panel 25, so that the cover plate, the panel 25 and at least a portion of the top plate form a closed chamber. A partition is set in the closed chamber to separate the closed chamber into the first cavity 22 and the second cavity 23. At the same time, a conducting port 235 is provided on the top plate, which connects the second cavity 23 and the second detergent chamber through the conducting port 235. Since the first cavity 22 and the second cavity 23 are respectively arranged on the outside of the box body 21, they do not occupy the internal space of the original box body 21, thereby reducing the reduction in the capacity of the detergent chamber.

[0127] 1 to 6 , in some embodiments of the present application, the detergent box assembly 20 further includes a water passage (not shown in the figures), which is provided between the second cavity 23 and the top plate, and the first cavity 22 is connected to the first supply pipeline through the water passage.

[0128] Specifically, since the first cavity 22 and the second cavity 23 are both arranged at the top of the box body 21, a water passage can be set between the second cavity 23 and the box body 21, and the first supply pipeline is connected to the first cavity outlet 222 of the first cavity 22 through the water passage.

[0129] As shown in Figures 1 and 2 , the detergent box assembly 20 and / or the first supply line may also be provided with an air intake structure for introducing air from outside the detergent dispensing device into the detergent dispensing device, thereby increasing the gas content of the detergent in the detergent dispensing device, thereby increasing the number of bubbles formed by the dispensed detergent, increasing the contact area between the detergent and the clothing, improving the utilization rate of the detergent, and enhancing the washing effect of the clothing. Furthermore, by forming bubbles from the dispensed detergent, a large number of bubbles can produce more foam upon impact, and the cleaning ingredients are more dispersed, allowing the foam to cover a larger area of ​​the clothing, thereby increasing the contact area between the detergent and the clothing and improving the washing effect. Furthermore, a small amount of wash water can be introduced into the clothing treatment chamber 1041 to wet the clothing. Compared to conventional water washing methods that introduce a large amount of wash water into the clothing treatment chamber 1041, this can effectively reduce the use of wash water.

[0130] As shown in Figures 1 and 2, in some embodiments of the present application, an air intake structure may also be provided on the first supply pipeline, and the air intake structure is used to introduce gas from outside the first supply pipeline into the first supply pipeline, thereby increasing the gas content of the detergent in the first supply pipeline, and then increasing the number of bubbles formed by the detergent released, increasing the contact area between the detergent and the clothes, improving the utilization rate of the detergent, and enhancing the washing effect of the clothes.

[0131] At the same time, by forming bubbles into the detergent, a large number of bubbles can produce more foam under impact, the cleaning ingredients are more dispersed, and the foam can cover more areas of the clothes, thereby increasing the contact area between the detergent and the clothes and improving the washing effect. A small amount of washing water can be passed into the clothing processing chamber 1041 to moisten the clothes. Compared with the conventional water washing method of passing a large amount of washing water into the clothing processing chamber 1041, the use of washing water can be effectively reduced.

[0132] 2 and 7 , in some embodiments of the present application, the first supply pipeline includes a first liquid supply pipe 30 and a first nozzle 10 , wherein the first liquid supply pipe 30 and / or the first nozzle 10 is provided with an air intake structure.

[0133] As shown in Figures 7 to 9, in some embodiments of the present application, the first nozzle 10 is connected to the first cavity 22 through the first liquid supply pipe 30. The first nozzle 10 is provided with an air intake structure connected to the outside. The first nozzle 10 includes a tube body 11 and a tube cavity 12 provided inside the tube body 11. The air intake structure includes an air suction hole 13. The air suction hole 13 is provided on the side wall of the tube body 11 and connects the inside and outside of the tube body 11. The gas outside the tube body 11 can enter the tube cavity 12 through the air suction hole 13, thereby increasing the gas content in the tube cavity 12, and then increasing the gas content of the lotion and / or washing water in the tube cavity 12.

[0134] As shown in Figures 7 to 9, in some embodiments of the present application, the tubular cavity 12 includes a first tubular cavity segment 121, a second tubular cavity segment 122 and a third tubular cavity segment 123 that are connected in sequence. Along the direction of the first tubular cavity segment 121 toward the second tubular cavity segment 122, the flow area of ​​the first tubular cavity segment 121 gradually decreases, and along the direction of the second tubular cavity segment 122 toward the third tubular cavity segment 123, the flow area of ​​the third tubular cavity segment 123 gradually increases. The suction hole 13 is provided on the side wall of the tube body 11 and connects the inside and outside of the tube body 11.

[0135] By arranging the first, second, and third lumen sections 121, 122, and 123 in the aforementioned configuration, the interior of lumen 12 forms a structure similar to a Venturi tube, thereby generating a Venturi effect. The Venturi effect refers to the increase in fluid velocity and decrease in static pressure at a narrow section of a pipe as fluid passes through it. Since the second tube cavity section 122 is narrower than the first tube cavity section 121 and the third tube cavity section 123, by connecting the air suction hole 13 with the second tube cavity section 122, when fluid flows in the tube cavity 12, such as when lotion and / or washing water flows in the tube cavity 12, under the action of the Venturi effect in the tube cavity 12, the external gas of the tube body 11 can enter the tube cavity 12 through the air suction hole 13, thereby increasing the gas content in the lotion and / or washing water in the tube cavity 12, and then increasing the number of bubbles formed by the lotion and / or washing water sprayed from the first nozzle 10, increasing the contact area between the lotion and / or washing water and the clothes, and improving the washing effect of the clothes.

[0136] 7 to 9 , in some embodiments of the present application, a communication cavity 14 is further provided in the side wall of the tube body 11 , and the air suction hole 13 is connected to the second tube cavity section 122 via the communication cavity 14 .

[0137] The through hole is provided with a connecting cavity 14 connecting the air intake hole 13 and the second tube cavity section 122 . The flow area and flow path of the connecting cavity 14 can be set to prevent the fluid flowing through the second tube cavity section 122 from flowing out to the outside of the tube body 11 through the air intake hole 13 .

[0138] Specifically, in some embodiments of the present application, the connecting cavity 14 includes a first connecting portion 141 and a second connecting portion 142, and the second tubular lumen segment 122, the first connecting portion 141, the second connecting portion 142 and the suction hole 13 are connected in sequence, wherein, along the axial direction of the second tubular lumen segment 122, the size L1 of the first connecting portion 141 is respectively smaller than the size L2 of the second connecting portion 142, smaller than the size L3 of the suction hole 13, and smaller than the size L4 of the second tubular lumen segment 122.

[0139] Specifically, the end of the connecting lumen 14 proximal to the second lumen section 122 has a minimum opening dimension, thereby preventing the fluid within the second lumen section 122 from sequentially flowing through the connecting lumen 14 and the air inhalation hole 13 to the exterior of the tubular body 11. Furthermore, because the dimension L1 of the first connecting portion 141 is smaller than the dimension L2 of the second connecting portion 142, a curved structure is formed. In some embodiments, this prevents the fluid within the second lumen section 122 from sequentially flowing through the connecting lumen 14 and the air inhalation hole 13 to the exterior of the tubular body 11.

[0140] As shown in conjunction with FIG. 7 to FIG. 9 , in some embodiments of the present application, the opening area of ​​the air suction hole 13 may be consistent with the flow area of ​​the second lumen section 122 , thereby increasing the air intake volume in the lumen 12 .

[0141] In combination with Figures 7 to 9, in some embodiments of the present application, along the axial direction of the second tubular lumen section 122, the projection of the first connecting portion 141 and the projection of the second connecting portion 142 are respectively partially circular, wherein the value range of the central angle a corresponding to the projection of the first connecting portion 141 is 0°<a≤180°, and / or the value range of the central angle b corresponding to the projection of the second connecting portion 142 is 0°<b≤180°.

[0142] That is, the first connecting portion 141 can be a fan-shaped structure, or a semicircular ring structure, and / or the second connecting portion 142 can be a fan-shaped structure, or a semicircular ring structure, thereby increasing the flow area of ​​the connecting cavity 14 and further increasing the air intake of the lumen 12.

[0143] In combination with Figures 7 to 9, in some embodiments of the present application, the central angle a corresponding to the projection of the first connecting portion 141 is 180°, the central angle b corresponding to the projection of the second connecting portion 142 is 180°, the second tubular lumen segment 122 is a circular tubular lumen segment, the diameter R of the second tubular lumen segment 122 is consistent with the axial dimension L4 of the second tubular lumen segment 122, the second tubular lumen segment 122 has a flow area S1, and the first connecting portion 141 has a minimum flow area S2, wherein S1 is greater than S2.

[0144] Specifically, the first connecting portion 141 and the second connecting portion 142 are both semicircular structures. By setting S1 to be larger than S2, the flow area of ​​the first connecting portion 141 is smaller than the flow area of ​​the second lumen section 122, thereby reducing the occurrence of fluid in the second lumen section 122 flowing out of the tube body 11 through the first connecting portion 141 and the air intake hole 13.

[0145] Specifically, the ratio of S1:S2 is 4:1. The diameter of the second lumen segment 122 is R, the flow area of ​​the second lumen segment 122 is S1 = πR2, the arc length of the first connecting portion 141 is πR, the axial dimension of the first connecting portion 141 is L1, and the flow area of ​​the first connecting portion 141 is S2 = πRL1. Since the ratio of S1:S2 is 4:1, the ratio of R to L1 is also 4:1. Furthermore, since the axial dimension L4 of the second lumen segment 122 is equal to the diameter of the second lumen segment 122, both R, L4 is equal to L1 of L4.

[0146] 7 to 9 , in some embodiments of the present application, the air intake hole 13 is a circular hole, and the diameter L3 of the air intake hole 13 is in the range of 2 mm ≤ L3 ≤ 3.6 mm.

[0147] In some embodiments of the present application, the opening area of ​​the suction hole 13 is consistent with the flow area of ​​the second lumen segment 122. Therefore, R can be consistent with the value of L3, that is, 2mm≤R≤3.6mm. In addition, in some embodiments of the present application, the axial dimension L4 of the second lumen segment 122 is equal to the diameter R of the second lumen segment 122. Therefore, 2mm≤L4≤3.6mm.

[0148] As shown in Figures 7 to 9, in some embodiments of the present application, an end of the third tubular lumen segment 123 away from the second tubular lumen segment 122 is provided with a liquid outlet 17 connected to the tubular lumen 12, and the axis of the suction hole 13 is set at an angle of 90° to 180° to the axis of the liquid outlet 17.

[0149] That is, along the circumferential direction of the second tubular lumen section 122, the liquid outlet 17 and the air intake hole 13 are arranged at an angle of 90° to 180°, thereby reducing the possibility of fluid flowing through the liquid outlet 17 and then flowing into the air intake hole 13 under the influence of airflow. Specifically, the angle between the liquid outlet 17 and the air intake hole 13 can be any value between 90°, 120°, 150°, and 180°. When the liquid outlet 17 and the air intake hole 13 are arranged at an angle of 180°, the possibility of fluid flowing through the liquid outlet 17 and then flowing into the air intake hole 13 under the influence of airflow can be minimized.

[0150] As shown in Figures 2 and 7 to 9, in some embodiments of the present application, a fixing portion 15 is also protruding from the outer surface of the tube body 11, and along the axial direction of the second tube cavity section 122, the liquid outlet 17 and the air suction hole 13 are jointly arranged on the same side of the fixing portion 15.

[0151] Specifically, the fixing portion 15 is used to fix the overall installation position of the first nozzle 10. Since the clothing treatment drum 104 will rotate during the washing process, the first nozzle 10 is not suitable for directly passing through the clothing treatment drum 104 and being inserted into the clothing treatment cavity 1041. In some embodiments of the present application, the first nozzle 10 may be provided on the door seal 105 at the front end of the clothing treatment drum 104, and the front end of the clothing treatment drum 104 is one end facing the door body 103. The fixing portion 15 is snapped onto the inside of the door seal 105, and the end of the first nozzle 10 provided with the liquid outlet 17 passes through the door seal 105 and is arranged toward the inside of the clothing treatment cavity 1041. The first nozzle 10 dispenses detergent into the clothing treatment cavity 1041 by spraying, and the other end of the first nozzle 10 is provided on the outside of the door seal 105 and is used to communicate with the first liquid supply pipe 30. The liquid outlet 17 and the air intake hole 13 are jointly arranged on the same side of the fixed part 15 facing the clothing processing chamber 1041, that is, the liquid outlet 17 and the air intake hole 13 are jointly arranged on the inner side where the door seal 105 is connected to the clothing processing chamber 1041. Even if fluid leakage occurs at the air intake hole 13, the leaked fluid will not fall onto other electrical components outside the clothing processing drum 104, thereby reducing the occurrence of safety accidents.

[0152] In some embodiments of the present application, the maximum distance between the air suction hole 13 and the fixing portion 15 is smaller than the minimum distance between the liquid outlet 17 and the fixing portion 15 .

[0153] When the first nozzle 10 is installed inside the laundry processing device 1, the first nozzle 10 is arranged in a substantially vertical direction or at an angle to the vertical direction. In the vertical direction, the liquid outlet 17 is located at the bottom end of the first nozzle 10, the air intake hole 13 is located above the liquid outlet 17, and the fixing portion 15 is located above the air intake hole 13. The maximum spacing between the air intake hole 13 and the fixing portion 15 is smaller than the minimum spacing between the liquid outlet 17 and the fixing portion 15. That is, no position on the air intake hole 13 is located below the liquid outlet 17, thereby reducing the phenomenon of fluid flowing out of the liquid outlet 17 and then flowing into the air intake hole 13 under the action of airflow.

[0154] As shown in Figures 7 to 9, in some embodiments of the present application, the tubular cavity 12 also includes a fourth tubular cavity segment 124, which is arranged at an end of the first tubular cavity segment 121 away from the second tubular cavity segment 122, and the fourth tubular cavity segment 124 is provided with a liquid inlet 16 connected to the tubular cavity 12.

[0155] Specifically, a liquid inlet 16 is provided at the top of the fourth lumen section 124. The first nozzle 10 is connected to the first liquid supply pipe 30 via the liquid inlet 16, thereby being used to deliver fluid into the lumen 12. The fourth lumen section 124 is generally a straight lumen section, thereby facilitating fluid delivery or facilitating the provision of other structures within the fourth lumen section 124.

[0156] 7 to 9 , in some embodiments of the present application, a flow-disturbing structure 18 is further provided in the lumen 12 so that the fluid flowing through the flow-disturbing structure 18 in the lumen 12 has a component velocity along the circumferential direction of the lumen 12 .

[0157] By arranging a flow-turbulating structure 18 in the tube cavity 12 of the first nozzle 10, the fluid flowing through the flow-turbulating structure 18 in the tube cavity 12 has a component velocity along the circumferential direction of the tube cavity 12. When the fluid flows out through the tube cavity 12, such as the detergent and / or washing water flows out through the tube cavity 12, the component velocity along the circumferential direction of the tube cavity 12 can increase the injection angle of the fluid, thereby increasing the injection area of ​​the first nozzle 10, and further increasing the contact area between the detergent and / or washing water and the clothes, increasing the utilization rate of the detergent and / or washing water, and improving the washing effect of the clothes.

[0158] Specifically, the flow-disturbing structure 18 can be provided in the fourth lumen section 124. During the flow of the fluid in the lumen 12, the flow-disturbing structure 18 first forms a component velocity along the circumferential direction of the lumen 12. Then, the air content in the fluid is increased by the air supply function of the air intake hole 13. When the fluid is ejected from the liquid outlet 17, the injection angle can be spread along the circumferential direction of the lumen 12, and a large number of bubble structures are formed, thereby effectively increasing the contact area between the medium and the clothes, such as the contact area between the detergent and / or washing water and the clothes, thereby increasing the utilization rate of the detergent and / or washing water and improving the washing effect of the clothes.

[0159] As shown in conjunction with Figures 7 to 9 , in some embodiments of the present application, the flow-disrupting structure 18 includes at least one spoiler 181, and the surface of the spoiler 181 is arranged at an angle to the axial direction of the lumen 12. Because the surface of the spoiler 181 is arranged at an angle to the axial direction of the lumen 12, when a fluid flows through the spoiler 181, the fluid can flow along the surface of the spoiler 181 due to the action of the spoiler 181, thereby causing the flow direction of the fluid to be arranged at an angle to the axial direction of the lumen 12, thereby causing the fluid to have a component velocity along the circumferential direction of the lumen 12.

[0160] 7 to 9 , in some embodiments of the present application, the spoiler structure 18 includes a plurality of spoilers 181 , which are spaced apart along the circumferential direction of the lumen 12 , and the angle between the plate surface of any spoiler 181 and the axial direction of the lumen 12 is the same.

[0161] By simultaneously arranging a plurality of spoilers 181, the turbulent effect of the turbulent structure 18 can be improved, thereby increasing the diffusion spray angle of the detergent and / or washing water along the circumferential direction of the tube cavity 12 after being sprayed out from the liquid outlet 17, increasing the contact area between the detergent and / or washing water and the clothes, increasing the utilization rate of the detergent and / or washing water, and improving the washing effect of the clothes.

[0162] As shown in Figures 7 to 9, in some embodiments of the present application, the spoiler structure 18 also includes a connecting ring 182, which has a first through hole 183 extending through the connecting ring 182 along the axial direction of the lumen 12, and one end of each of the plurality of spoilers 181 is respectively connected to the outer peripheral surface of the connecting ring 182.

[0163] Specifically, one end of each of the plurality of spoilers 181 is connected to a connecting ring 182, and the other ends of each of the plurality of spoilers 181 are connected to the inner wall of the lumen 12. The connecting ring 182 simultaneously secures the plurality of spoilers 181, thereby allowing the plurality of spoilers 181 to be spaced apart along the circumference of the connecting ring 182. Furthermore, a first through-hole 183 is formed through the connecting ring 182 in the axial direction. This allows the medium at the center of the lumen 12 to flow through the connecting ring 182 via the first through-hole 183, and allows the medium at the circumferential edge of the lumen 12 to have a component velocity along the circumference of the lumen 12 due to the disruptive effect of the spoilers 181.

[0164] In some embodiments of the present application, the structure of the connecting ring 182 can also be eliminated, and one end of multiple spoilers 181 can be connected to the inner wall surface of the lumen 12 respectively, and the other end can be suspended in the air. Similarly, multiple spoilers 181 can be spaced apart in the circumferential direction of the lumen 12.

[0165] As shown in FIG10 , in some embodiments of the present application, there are two spoilers 181 . The two spoilers 181 are spaced apart along the circumferential direction of the lumen 12 , and are staggered along the axial direction of the lumen 12 .

[0166] Specifically, one end of the two spoilers 181 is respectively connected to the inner wall surface of the lumen 12, and the other ends of the two spoilers 181 are respectively spaced apart from the inner wall surface of the lumen 12. The two spoilers 181 are arranged 180 degrees apart from each other, and one spoiler 181 is at least partially located above the other spoiler 181. When the fluid flows into the lumen 12 through the liquid inlet 16, the fluid first collides with the spoiler 181 located above, thereby forming a component velocity along the circumferential direction of the lumen 12. Then, during the falling process of the fluid, it collides with the spoiler 181 located below, which, in some embodiments, increases the component velocity of the fluid along the circumferential direction of the lumen 12.

[0167] In some embodiments, in order to increase the probability of the fluid colliding with the two spoilers 181 in sequence while flowing through the lumen 12, the dimensions of the two spoilers 181 along the radial direction of the lumen 12 respectively exceed the radius dimension of the lumen 12, that is, the two spoilers 181 are partially overlapped in the axial direction of the lumen 12.

[0168] As shown in Figure 11, in some embodiments of the present application, the flow-disturbing structure 18 is connected to the inner wall surface of the lumen 12, and the flow-disturbing structure 18 forms at least one flow-disturbing channel 185, and the axial direction of the flow-disturbing channel 185 is set at an angle to the axial direction of the lumen 12.

[0169] Specifically, one or more flow-turbulating channels 185 can be set in the tubular cavity 12 at the same time, and the axial direction of the flow-turbulating channel 185 is set at an angle to the axial direction of the tubular cavity 12, so that the fluid can form a component velocity along the circumferential direction of the tubular cavity 12 when flowing through the flow-turbulating channel 185 during the process of flowing through the tubular cavity 12.

[0170] The flow-disrupting structure 18 may include a mounting block 184 , the outer wall of which is fitted against the inner wall of the lumen 12 , and at least two flow-disrupting channels 185 are provided through the mounting block 184 , with at least two flow-disrupting channels 185 intersecting with each other.

[0171] By fitting the outer wall of the mounting block 184 against the inner wall of the lumen 12, there is no space between the mounting block 184 and the lumen 12 for fluid circulation, allowing the fluid in the lumen 12 to flow out only through the flow-disrupting channels 185. This results in most, or even all, of the fluid in the lumen 12 having a component velocity along the circumferential direction of the lumen 12. Furthermore, at least two flow-disrupting channels 185 intersect, meaning that the fluid flowing out of the flow-disrupting channels 185 can flow out in different directions. This increases the probability of collisions after the fluid flows out of the flow-disrupting channels 185, and in some embodiments, improves the component velocity of the fluid along the circumferential direction of the lumen 12.

[0172] 7 to 11 , the communication cavity 14 in the above embodiments includes a first communication portion 141 and a second communication portion 142, respectively, thereby reducing leakage of the lumen 12 through the suction hole 13. In some embodiments of the present application, the structure of the communication cavity 14 can also be simplified.

[0173] As shown in Figure 12, in some embodiments of the present application, the air intake hole 13 communicates with the second lumen section 122 via a connecting lumen 14. The connecting lumen 14 can be a straight lumen or a partially circular lumen, thereby eliminating the need for a first connecting portion 141 and a second connecting portion 142. The air intake hole 13 can be a circular or square hole, and its flow area gradually decreases from the exterior toward the interior of the tube body 11, similarly reducing leakage from the lumen 12 through the air intake hole 13.

[0174] As shown in Figure 12, in some embodiments of the present application, the end of the first tubular lumen segment 121 close to the second tubular lumen segment 122 is tilted toward the liquid outlet 17, so that in the process of the fluid flowing through the first tubular lumen segment 121 to the second tubular lumen segment 122, the component velocity of the fluid flowing toward the liquid outlet 17 can be increased, thereby increasing the injection angle of the fluid and increasing the injection area of ​​the first nozzle 10.

[0175] As shown in Figures 2 and 3 , in some embodiments of the present application, an air intake structure may be further provided on the first liquid supply pipe 30. The air intake structure includes a communication hole (not shown in the figures), which is provided on the side wall of the first liquid supply pipe 30 and connects the interior and exterior of the first liquid supply pipe 30. Gas outside the first liquid supply pipe 30 can enter the interior of the first liquid supply pipe 30 through the communication hole, thereby increasing the gas content in the first liquid supply pipe 30, and further increasing the gas content of the detergent and / or washing water in the first liquid supply pipe 30, thereby increasing the number of bubbles formed by the detergent and / or washing water sprayed from the first nozzle 10, increasing the contact area between the detergent and / or washing water and the clothes, and improving the washing effect of the clothes.

[0176] As shown in conjunction with Figures 2 and 3 , in some embodiments of the present application, the air intake structure further includes a gas supply assembly (not shown in the figures), which is disposed outside the first liquid supply pipe 30 and communicates with the interior of the first liquid supply pipe 30 through a communication hole. The gas supply assembly can be a gas replenishment pump, which is used to pump gas into the interior of the first liquid supply pipe 30, thereby increasing the gas content in the first liquid supply pipe 30, and further increasing the gas content of the detergent and / or wash water in the first liquid supply pipe 30.

[0177] In combination with Figures 2 and 8 to 12, in some embodiments of the present application, the interior of the first liquid supply tube 30 includes a first liquid supply section (not shown in the figure), a second liquid supply section (not shown in the figure) and a third liquid supply section (not shown in the figure) that are connected in sequence. Along the direction from the first liquid supply section to the second liquid supply section, the flow area of ​​the first liquid supply section gradually decreases, and along the direction from the second liquid supply section to the third liquid supply section, the flow area of ​​the third liquid supply section gradually increases, and the connecting hole is connected to the second liquid supply section.

[0178] The connection structure of the first liquid supply segment, the second liquid supply segment and the third liquid supply segment may be consistent with the connection structure of the first tubular cavity segment 121, the second tubular cavity segment 122 and the third tubular cavity segment 123 in any of the above embodiments.

[0179] By arranging the first, second, and third liquid supply sections according to the above-described structure, the interior of the first liquid supply pipe forms a structure similar to a Venturi tube, and a corresponding Venturi effect can be generated. Because the second liquid supply section is narrower than the first and third liquid supply sections, by connecting the connecting hole to the second liquid supply section, when a fluid, such as detergent and / or washing water, flows through the first liquid supply pipe 30, the Venturi effect within the first liquid supply pipe 30 allows external gas to enter the first liquid supply pipe 30 through the connecting hole, thereby increasing the gas content in the detergent and / or washing water in the first liquid supply pipe 30, thereby increasing the number of bubbles formed by the detergent and / or washing water sprayed from the first nozzle 10, increasing the contact area between the detergent and / or washing water and the clothes, and improving the washing effect of the clothes.

[0180] As shown in Figures 2 to 5, in some embodiments of the present application, an air intake structure is provided on the detergent box assembly 20, and the air intake structure includes a connecting hole, which is provided on the side wall of the first detergent chamber and connects the inside and outside of the first detergent chamber, or the connecting hole is provided on the side wall of the first cavity 22 and connects the inside and outside of the first cavity 22.

[0181] Specifically, the gas outside the detergent box assembly 20 can enter the first detergent chamber or the interior of the first cavity 22 through the connecting hole, thereby increasing the gas content in the detergent dispensing device 101, and then increasing the number of bubbles formed by the detergent and / or washing water sprayed from the first nozzle 10, increasing the contact area between the detergent and / or washing water and the clothes, and improving the washing effect of the clothes.

[0182] 2 to 5 , in some embodiments of the present application, the air intake structure further includes a gas supply assembly, which is disposed outside the detergent box assembly 20 and communicates with the first cavity 22 or the first detergent cavity through a connecting hole.

[0183] Specifically, the gas supply assembly can be an air supply pump for pumping gas into the first cavity 22 or the first detergent cavity, thereby increasing the gas content in the detergent dispensing device 101 and thereby increasing the number of bubbles formed by the detergent and / or wash water sprayed from the first nozzle 10. In conjunction with Figures 1 to 6 , in some embodiments of the present application, the second supply line can include a second liquid supply pipe 50 and a second nozzle (not shown), wherein one end of the second liquid supply pipe 50 is connected to the second cavity 23 through the second cavity outlet 237, and the other end of the second liquid supply pipe 50 can be connected to the second nozzle, and the second nozzle sprays wash water toward the door glass of the door body 103 of the laundry treatment device 1. The second liquid supply pipe 50 can be provided outside the detergent box assembly 20 and fixed to one or more of the housing 102, the laundry treatment drum 104, and the detergent box assembly 20 according to positioning requirements. The second nozzle is fixed on the door seal 105 , and the outlet of the second nozzle is arranged toward the door glass of the door body 103 .

[0184] As shown in Figures 1 and 2 , in some embodiments of the present application, the laundry processing apparatus 1 further includes a third supply line and a water pump 106. The water pump 106 is used to pump wastewater generated after washing clothes in the laundry processing drum 104 back into the laundry processing chamber 1041 through the third supply line. During the process of pumping the wastewater back into the laundry processing chamber 1041, it is filtered by a filter element to remove impurities contained therein. After filtration, the wastewater can be reused for laundry washing. The laundry processing drum 104 includes an inner drum and an outer drum nested together, forming a water storage chamber between the outer and inner drums. The inner drum is used for washing clothes, and the wastewater after washing is discharged into the water storage chamber between the inner and outer drums. The water pump 106 has a first water inlet (not shown) and a first water outlet (not shown). The first water inlet is connected to the water storage chamber, and the first water outlet is connected to the third supply line. This pump is used to pump wastewater from the water storage chamber back into the laundry processing chamber 1041 for further use, thereby improving the utilization rate of the washing water.

[0185] Among them, the third supply pipeline may include a third liquid supply pipe 107 and a third nozzle (not shown in the figure), one end of the third liquid supply pipe 107 is connected to the first water outlet, and the other end of the third liquid supply pipe 107 is connected to the third nozzle, and the outlet of the third nozzle is arranged toward the interior of the clothing processing chamber 1041, thereby spraying washing water into the interior of the clothing processing chamber 1041.

[0186] In some embodiments, a filter may be provided in the connection between the third liquid supply pipe 107 and the third nozzle to remove debris and impurities mixed in the wastewater. The filter may be provided within the detergent box assembly 20. Wastewater in the third liquid supply pipe 107 is filtered by the filter before being sprayed into the laundry treatment chamber 1041 through the third nozzle for use in laundry washing, thereby improving the utilization rate of the washing water. The third nozzle is fixed to the door seal 105, and its outlet is disposed toward the interior of the laundry treatment chamber 1041.

[0187] In some embodiments, the water pump 106 also includes a second water outlet 1061, which can be connected to a drainage pipe. The wastewater in the water storage chamber can be discharged to the outside of the clothing processing device 1 through the second water outlet 1061 and the drainage pipe under the action of the water pump 106.

[0188] As shown in Figures 2, 3, 4, and 7, in some embodiments of the present application, the first nozzle 10 and the second nozzle can be independent structures, or can be an integrated nozzle body 60. The nozzle body 60 has two inlets and two outlets. The two inlets of the nozzle body 60 are respectively connected to the first liquid supply pipe 30 and the second liquid supply pipe 50. One of the two outlets of the nozzle body 60 is arranged to face the interior of the clothing processing chamber 1041, and the other is arranged to face the door glass of the door body 103.

[0189] In combination with Figures 2, 13 and 14, in some embodiments of the present application, the detergent dispensing device 101 also includes a mixer 70, which is arranged on the outside of the detergent box assembly 20, and a mixing chamber is formed inside the mixer 70. The mixer 70 also includes a first liquid inlet 711, a second liquid inlet 712 and a first liquid discharge port 713 connected to the mixing chamber. The first liquid inlet 711 is used to be connected to an external water supply pipeline, the second liquid inlet 712 is connected to the detergent chamber inside the detergent box assembly 20, and the first liquid discharge port 713 is connected to the first liquid supply pipe 30.

[0190] Specifically, washing water can enter the mixing chamber through the first liquid inlet 711, and the detergent in the detergent chamber can enter the mixing chamber through the second liquid inlet 712. After the detergent and washing water mix with each other in the mixing chamber, a mixed liquid of detergent and washing water is formed, which is then transported to the first liquid supply pipe 30 through the first liquid discharge port 713, thereby discharging the mixed liquid of detergent and washing water into the clothing processing chamber 1041 through the first nozzle 10. Among them, the first liquid inlet 711 can be connected to the external water supply pipeline through the water inlet valve 40, and the water inlet valve 40 controls whether to inject washing water into the mixing chamber. The water inlet valve 40 can also be connected to other pipeline components and is used to supply water to other pipeline components. The second liquid inlet 712 can be connected to the detergent chamber inside the detergent box assembly 20 through the liquid pumping assembly 24, and the liquid pumping assembly 24 is used to pump the detergent in the detergent chamber into the mixer 70.

[0191] By pre-mixing the detergent and wash water in the mixer 70 before discharging them into the laundry processing chamber 1041, the mixing effect is more uniform, and the contact area between the detergent and the clothes is more uniform, compared to adding the detergent and wash water separately into the laundry processing chamber 1041 and then mixing them, thereby improving the washing effect of the clothes. At the same time, the detergent in the mixing chamber is impacted by the wash water, which can reduce the amount of detergent remaining in the mixing chamber, thereby improving the utilization rate of the detergent.

[0192] 15 to 30 , according to an embodiment of the present application, a clothing processing device 1 is proposed. The clothing processing device 1 includes a housing, a clothing processing drum 104 , a door, and a dispensing assembly 90 .

[0193] The housing has a loading port, and a laundry processing chamber 1041 is provided within the laundry processing drum 104. The laundry processing drum 104 is mounted within the housing, and the loading port connects the laundry processing chamber 1041 to the outside. A door is mounted on the housing and can pivot relative to the housing. By pivoting the door relative to the housing, the loading port can be opened or closed.

[0194] In some embodiments of the present invention, the dispensing assembly 90 includes two dispensing passages, namely a first dispensing passage and a second dispensing passage. The first dispensing passage has a first inlet and a first outlet, the first inlet is used to receive detergent solution or water, and the first outlet is used to spray detergent solution or water into the laundry treatment chamber 1041, and the second dispensing passage has a second inlet and a second outlet, the second inlet is used to receive water, and the second outlet is used to spray water into the door.

[0195] It should be understood that the first inlet of the first delivery passage can receive detergent solution or water according to the needs of the clothing processing device 1. When receiving detergent solution, the detergent solution is delivered to the clothing processing chamber 1041 through the first outlet. When receiving water, the water is delivered to the clothing processing chamber 1041 through the first outlet.

[0196] In addition, the detergent solution received by the first inlet is a fluid obtained by mixing detergent and water. In this case, the detergent concentration in the detergent solution is uniform and stable. Compared with the prior art method of directly adding detergent and water to the clothing treatment chamber 1041 for mixing, the detergent solution of the present application is added to the interior of the clothing treatment chamber 1041 through the first outlet, which can achieve a more uniform detergent concentration.

[0197] When washing clothes using the clothing processing device 1, the second delivery passage is used to flush the door, and the first delivery passage is used to deliver detergent solution into the clothing processing chamber 1041. This reduces the problem of uneven mixing of detergent and water in the clothing processing chamber 1041, which causes the detergent to have a poor effect, thereby improving the washing effect of the clothes. At the same time, the first delivery passage can not only deliver detergent solution into the clothing processing chamber 1041, but also deliver water into the clothing processing chamber 1041, achieving the delivery of two fluids with a single delivery component, thereby simplifying the structure of the clothing processing device 1 and reducing the manufacturing cost of the clothing processing device 1.

[0198] In addition, the second outlet of the second delivery passage is set to spray water toward the door body, and the sprayed water can be used to flush the door body, reducing the detergent residue on the door body, thereby reducing the adverse effect of the detergent remaining on the door body during the water rinsing process on the rinsing of clothes.

[0199] It should be pointed out that the door body is usually a transparent structure, and the user can observe the corresponding situation in the clothing processing chamber 1041 through the door body, thereby improving the user's experience. The second outlet is arranged to spray water on the door body, and the sprayed water can be used to flush the door body, reducing the residue of detergent on the door body, improving the permeability of the door body, and improving the convenience of user observation.

[0200] In some embodiments of the present invention, as shown in FIG25 or FIG28 , a mixing chamber 71 is provided in the first delivery passage, and a first liquid discharge port 713 and two liquid inlets are provided on the mixing chamber 71. The two liquid inlets are a first liquid inlet 711 and a second liquid inlet 712. The second liquid inlet 712 is connected to the mixing chamber 71 and is used to receive lotion, the first liquid inlet 711 is connected to the mixing chamber 71 and is used to receive water, and the first liquid discharge port 713 is connected to the mixing chamber 71 and the first inlet.

[0201] Specifically, when a detergent solution needs to be added to the clothing processing chamber 1041, the detergent enters the mixing chamber 71 through the second liquid inlet 712, and water enters the mixing chamber 71 through the first liquid inlet 711. The detergent and water are mixed in the mixing chamber 71 to form a detergent solution, which then enters the clothing processing chamber 1041 through the liquid outlet and the first delivery passage, thereby washing the clothes. When water needs to be added to the clothing processing chamber 1041, water enters the mixing chamber 71 through the first liquid inlet 711 (the detergent does not enter the mixing chamber 71 through the second liquid inlet 712), and then enters the clothing processing chamber 1041 through the mixing chamber 71, the first drain port 713, and the first delivery passage, thereby rinsing the clothes.

[0202] It should be understood that mixing the detergent and water in the mixing chamber 71 can improve the uniformity of the detergent in the detergent solution, so that the treatment effect of the clothes can be effectively improved.

[0203] In some embodiments of the present application, as shown in Figures 15 and 16, and Figures 22 to 26, the dispensing assembly 90 further includes a detergent box assembly 20 and a mixer 70. The mixer 70 includes a mixing chamber 71, a first liquid inlet 711, a second liquid inlet 712, and a first liquid discharge port 713. The detergent box assembly 20 is connected to the second liquid inlet 712, the water supply line is connected to the first liquid inlet 711, and the first nozzle 10 is connected to the first liquid discharge port 713.

[0204] Specifically, a mixing chamber 71 is formed inside the mixer 70, and a first liquid inlet 711, a second liquid inlet 712, and a first liquid discharge port 713 are respectively formed on the outer surface of the mixer 70, and the first liquid inlet 711, the second liquid inlet 712, and the first liquid discharge port 713 are spaced apart on the outer surface of the mixer 70. When the mixer 70 is in use, the detergent box assembly 20 injects detergent into the mixing chamber 71 through the second liquid inlet 712, and the water supply pipe injects water into the mixing chamber 71 through the first liquid inlet 711. The water and detergent are mixed in the mixing chamber 71 to form a detergent solution, which is then sprayed into the clothing treatment chamber 1041 through the first liquid discharge port 713 and the first delivery passage. The first liquid inlet 711 and the second liquid inlet 712 are spaced apart on the surface of the mixer 70, so that the water and detergent entering the mixing chamber 71 are separated, reducing the resistance generated by the clean water and detergent when entering the mixing chamber 71, and improving the smoothness of the entry of the clean water and detergent.

[0205] It should be understood that the mixing chamber 71 is a relatively closed chamber structure, wherein the first liquid inlet 711 and the second liquid inlet 712 are located upstream of the mixing chamber 71, and the first liquid discharge port 713 is located downstream of the mixing chamber 71. The mixing chamber 71 has a certain length between the first liquid discharge port 713 and the liquid inlet (the first liquid inlet 711 and the second liquid inlet 712). When water and detergent are injected into the mixing chamber 71, the water and detergent flow from the upstream to the downstream of the mixing chamber 71. During the flow, the water and detergent mix with each other and can be further fully mixed as they flow to form a detergent solution. The fully mixed detergent solution is sprayed into the clothing processing chamber 1041 through the liquid outlet and the first delivery passage.

[0206] It should be noted that the mixer 70 is provided with a first connector at the position of the first liquid inlet 711 , a second connector at the position of the second liquid inlet 712 , and a third connector at the position of the first liquid outlet 713 .

[0207] Among them, the first joint is connected to the water supply pipeline through the first connecting pipe. The connection between the first joint and the first connecting pipe is a sleeve connection, and a second anti-slip structure (such as an annular protrusion, etc.) is provided on the outer peripheral surface of the first joint to improve the strength of the connection position. In order to further improve the connection strength between the first connecting pipe and the first joint, a first clamp is provided at the connection position between the two.

[0208] The second connector is connected to the detergent box assembly 20 through a second connecting tube. The connection between the second connector and the second connecting tube is a sleeve connection, and a second anti-slip structure (such as an annular protrusion, etc.) is provided on the outer peripheral surface of the second connector to improve the strength of the connection position. In order to further improve the connection strength between the second connecting tube and the second connector, a second clamp is provided at the connection position between the two.

[0209] The third joint is connected to the first delivery passage through the third connecting pipe. The connection between the third joint and the third connecting pipe is a sleeve connection, and a third anti-slip structure (such as an annular protrusion, etc.) is provided on the outer peripheral surface of the third joint to improve the strength of the connection position. In order to further improve the connection strength between the third connecting pipe and the third joint, a third clamp is provided at the connection position between the two.

[0210] Furthermore, the mixer 70 may be a metal part or a non-metal part. When the mixer 70 is a metal part, for example, an aluminum part, it may be manufactured by casting or the like. When the mixer 70 is a non-metal part, for example, a plastic part, it may be manufactured by injection molding.

[0211] In addition, the mixer 70 can be processed in one piece or in a split type before being assembled. In the present application, the mixer 70 is processed in a split type before being assembled to improve the convenience and efficiency of processing, wherein the mixer 70 includes a body portion 72 and a cover portion 73, the body portion 72 having a first liquid inlet 711, a second liquid inlet 712, a first liquid discharge port 713 and a mixing chamber 71 having an opening, the cover portion 73 is connected and fixed to the body portion 72 (adhesive, welding or threaded connection, etc.) and closes the opening of the mixing chamber 71, and the mixer 70 is set as a split structure, which can improve the convenience of processing.

[0212] Furthermore, the mixing chamber 71 has a first end and a second end, and the first end and the second end are arranged relative to each other. The mixing chamber 71 has a first communication position with the second liquid inlet 712, and a second communication position with the first liquid discharge port 713. The distance between the first communication position and the second end is greater than the distance between the first communication position and the first end, that is, the first communication position is arranged near the first end, and the distance between the second communication position and the first end is greater than the distance between the second communication position and the second end, that is, the second communication position is arranged near the second end, and the second liquid inlet 712 is located between the first liquid discharge port 713 and the first liquid inlet 711.

[0213] Specifically, when the mixer 70 is in use, the detergent in the detergent box assembly 20 is injected into the mixing chamber 71 through the second liquid inlet 712 and flows toward the liquid outlet. The water supply line is opened, and the water in the water supply line is injected into the mixing chamber 71 from the first liquid inlet 711 and flows toward the first liquid outlet 713. When the water flows through the second liquid inlet 712, the water and detergent are mixed to form a detergent solution. In the process of the detergent solution flowing toward the liquid outlet, the detergent and water are further mixed, making the detergent solution more uniform, thereby improving the uniformity of the detergent solution, and effectively improving the treatment effect of the detergent solution on clothes.

[0214] It should be understood that the second liquid inlet 712 is arranged between the first liquid discharge port 713 and the first liquid inlet 711, and water flows from the first liquid inlet 711 to the first liquid discharge port 713. The mixing chamber 71 can be flushed by water, thereby reducing the residual detergent in the mixing chamber 71.

[0215] Furthermore, in the mixing chamber 71, the direction from the oppositely disposed first end to the second end is defined as the axial direction of the mixing chamber 71. In the axial direction of the mixing chamber 71, the second liquid inlet 712 is disposed between the first liquid discharge port 713 and the first liquid inlet 711, the distance between the first liquid discharge port 713 and the second liquid inlet 712 is a first distance, and the distance between the first liquid inlet 711 and the second liquid inlet 712 is a second distance, which is smaller than the first distance.

[0216] By setting the first distance and the second distance, the second liquid inlet 712 disposed between the first liquid discharge port 713 and the first liquid inlet 711 is disposed closer to the first liquid inlet 711. When the mixer 70 is in use, water enters the mixing chamber 71 from the first liquid inlet 711, and detergent enters the mixing chamber 71 from the second liquid inlet 712. Since the second liquid inlet 712 and the first liquid inlet 711 are disposed close to each other, the water and detergent entering the mixing chamber 71 can be quickly mixed to form a detergent solution. The formed detergent solution is mixed again during its flow along the mixing chamber 71 to the liquid outlet, thereby improving the uniformity of the mixing of water and detergent. This further improves the uniformity of the detergent solution entering the clothing processing chamber 1041 through the liquid outlet and the first delivery passage, thereby further improving the washing effect on the clothing.

[0217] Furthermore, when the second liquid inlet 712 is arranged tangentially to the flow cross-section of the mixing chamber 71, when the detergent in the detergent box assembly 20 is injected into the interior of the mixing chamber 71 via the second liquid inlet 712, the detergent has a component velocity in the circumferential direction of the mixing chamber 71, so that the detergent has multiple flow directions within the mixing chamber 71, increasing the opportunity for contact with water, and further improving the uniformity of the mixing of the detergent and water. In addition, the entry direction of the second liquid inlet 712 is arranged at an acute angle to the axial direction of the mixing chamber 71, and the second liquid inlet 712 is arranged to be inclined to one side of the first liquid inlet 711, so that the detergent entering the mixing chamber 71 through the second liquid inlet 712 simultaneously has a component velocity from the first end to the second end of the mixing chamber 71.

[0218] Furthermore, when the first liquid inlet 711 is tangent to the flow cross-section of the mixing chamber 71 (the tangent directions of the two are opposite), when the detergent in the detergent box assembly 20 is injected into the interior of the mixing chamber 71 via the second liquid inlet 712 and the water in the water supply line is injected into the interior of the mixing chamber 71 via the first liquid inlet 711, the detergent and water both have a partial velocity in the circumferential direction of the mixing chamber 71, so that the water and detergent have multiple flow directions in the mixing chamber 71, further increasing the chance of contact with the detergent, so that the uniformity of the mixing of the detergent and water is further improved. In addition, the entry direction of the first liquid inlet 711 is set at an acute angle to the axial direction of the mixing chamber 71, and the first liquid inlet 711 is tilted to the side away from the second liquid inlet 712, so that the water entering the mixing chamber 71 through the first liquid inlet 711 has a partial velocity from the first end to the second end of the mixing chamber 71.

[0219] Furthermore, when the second liquid inlet 712 and the first liquid inlet 711 are respectively arranged tangentially to the flow cross-section of the mixing chamber 71, when the water in the water supply line is injected into the interior of the mixing chamber 71 through the first liquid inlet 711, the water has a component velocity in the circumferential direction of the mixing chamber 71, so that the water has multiple flow directions in the mixing chamber 71, increasing the chance of contact with the lotion, and further improving the uniformity of the mixing of the lotion and water. In addition, the entry direction of the second liquid inlet 712 is arranged at an acute angle to the axial direction of the mixing chamber 71, and the second liquid inlet 712 is arranged to be inclined to one side of the first liquid inlet 711, so that the lotion entering the mixing chamber 71 through the second liquid inlet 712 has a component velocity from the first end to the second end of the mixing chamber 71. The entry direction of the first liquid inlet 711 is set at an acute angle to the axial direction of the mixing chamber 71, and the first liquid inlet 711 is inclined to the side away from the second liquid inlet 712, so that the water entering the mixing chamber 71 through the first liquid inlet 711 has a component velocity from the first end to the second end of the mixing chamber 71.

[0220] Furthermore, the mixing chamber 71 may be a truncated cone structure, with the first end and the second end being the two axial ends of the mixing chamber 71 , and the flow cross-section of the second end being smaller than the flow cross-section of the first end, and the liquid outlet being located at the second end and coaxially arranged with the mixing chamber 71 .

[0221] Specifically, when the mixer 70 is in use, the detergent in the detergent box assembly 20 is injected into the mixing chamber 71 via the second liquid inlet 712, and the water in the water supply line is injected into the mixing chamber 71 only through the first liquid inlet 711. The water and detergent entering the mixing chamber 71 flow from the first end to the second end, mixing during the flow to form a detergent solution. The liquid outlet is set at the second end, and the flow area of ​​the second end is set to be smaller than the flow area of ​​the first end. This causes the detergent solution to be compressed during its flow toward the second end, thereby further improving the uniformity of the detergent mixing and further improving the uniformity of the detergent solution.

[0222] It should be understood that the mixing chamber 71 is a truncated cone structure, and the flow cross-section at the second end is smaller than the flow cross-section at the first end, thereby utilizing the structural contraction to squeeze the lotion solution, so that the flow rate of the lotion solution can be increased, thereby improving the output efficiency of the lotion solution.

[0223] Furthermore, the mixing chamber 71 can also have a conical structure, with the first end and the second end being the two axial ends of the mixing chamber 71, and the flow cross-section of the second end being smaller than the flow cross-section of the first end, and the liquid outlet being located at the second end and coaxially arranged with the mixing chamber 71.

[0224] Specifically, when the mixer 70 is in use, the detergent in the detergent box assembly 20 is injected into the mixing chamber 71 via the second liquid inlet 712. Water in the water supply line is injected into the mixing chamber 71 only via the first liquid inlet 711. The water and detergent entering the mixing chamber 71 flow from the first end to the second end, mixing during the flow to form a detergent solution. The first drain port 713 is disposed at the second end, and the second end is configured to have a smaller flow area than the first end. This allows the detergent solution to be compressed as it flows toward the second end, thereby further improving the uniformity of detergent mixing and thereby further enhancing the uniformity of the detergent solution.

[0225] It should be understood that the mixing chamber 71 has a conical structure, and the flow cross-section at the second end is smaller than the flow cross-section at the first end, thereby utilizing the structural contraction to squeeze the lotion solution, thereby increasing the flow rate of the lotion solution and thereby improving the output efficiency of the lotion solution.

[0226] Furthermore, the mixing chamber 71 may also be a columnar structure, with the first end and the second end being the two axial ends of the mixing chamber 71, the liquid outlet being located at the second end and being coaxially arranged with the mixing chamber 71, the area of ​​the mixing chamber 71 at the second end being larger than the area of ​​the liquid outlet, and a guide structure being provided between the side wall of the mixing chamber 71 and the second end, the guide structure being used to guide the mixed liquid in the mixing chamber 71 to the liquid outlet.

[0227] Specifically, the guide structure is formed on the inner wall of the mixing chamber 71 and is a conical surface. The shape of the mixing chamber 71 between the guide structure and the second end is a truncated cone structure, and the shape of the mixing chamber 71 between the guide structure and the first end is a cylindrical structure. The mixing chamber 71 with the guide structure is a combination structure formed by a truncated cone structure + a cylindrical structure. The structure of the mixing chamber 71 can be larger in volume than the mixing chamber 71 with a conical structure and the mixing chamber 71 with a truncated cone structure, thereby improving the mixing ability of the detergent, and can effectively meet the demand of the clothing processing chamber 1041 for detergent solution.

[0228] It should be noted that, in the axial direction of the mixing chamber 71 , the size of the cylindrical structure is larger than that of the truncated cone structure, thereby increasing the volume of the mixing chamber 71 .

[0229] In some embodiments of the present application, as shown in Figures 17 to 30, the dispensing component 90 also includes a detergent box component 20 having a box body 21, wherein a first detergent chamber, a first liquid inlet 711, a second liquid inlet 712, a first liquid discharge port 713 and a mixing chamber 71 are respectively provided on the box body 21, the first detergent chamber is connected to the second liquid inlet 712 and is used to supply liquid detergent into the mixing chamber 71, and the first liquid inlet 711 is connected to the water supply pipeline.

[0230] Specifically, when a detergent solution needs to be added to the clothing processing chamber 1041, the detergent in the first detergent chamber enters the mixing chamber 71 through the second liquid inlet 712, and water enters the mixing chamber 71 from the first liquid inlet 711. The detergent and water are mixed in the mixing chamber 71 to form a detergent solution, which then enters the clothing processing chamber 1041 through the first drain port 713 and the first delivery passage, thereby washing the clothes. When water needs to be added to the clothing processing chamber 1041, water enters the mixing chamber 71 from the first liquid inlet 711 (the detergent does not enter the mixing chamber 71 through the second liquid inlet 712), and the water enters the clothing processing chamber 1041 through the mixing chamber 71, the first drain port 713, and the first delivery passage, thereby rinsing the clothes.

[0231] It should be understood that mixing the detergent and water in the mixing chamber 71 can improve the uniformity of the detergent in the detergent solution, so that the treatment effect of the clothes can be effectively improved.

[0232] In addition, the first liquid inlet 711, the second liquid inlet 712, the first liquid discharge port 713 and the mixing chamber 71 are respectively arranged on the box body 21, so as to simplify the structure of the dispensing component 90, effectively reduce the manufacturing cost, and at the same time, reduce the layout of the corresponding connecting pipes, thereby improving the convenience and space utilization during assembly of the clothing processing device 1.

[0233] In addition, liquid detergent is stored in the first detergent chamber. When the laundry processing device 1 needs to use a detergent solution, the liquid detergent is injected into the mixing chamber 71 through the second liquid inlet 712 to realize the supply of liquid detergent.

[0234] It should be noted that, in the present application, the box body 21 can be a metal part or a non-metal part. When the box body 21 is a metal part, it can be processed by casting or welding. Taking casting as an example, the box body 21 forms the first lotion chamber, the first liquid inlet 711, the second liquid inlet 712, the first liquid discharge port 713 and the mixing chamber 71 simultaneously during the manufacturing process, thereby improving the processing efficiency. When the box body 21 is a non-metal part, it can be processed by injection molding or 3D printing. Taking injection molding as an example, the box body 21 forms the first lotion chamber, the first liquid inlet 711, the second liquid inlet 712, the first liquid discharge port 713 and the mixing chamber 71 simultaneously during the manufacturing process, thereby improving the processing efficiency.

[0235] In addition, in the present application, liquid detergents include but are not limited to detergents and softeners. The first detergent chamber corresponds to the type of detergent, that is, one type of detergent corresponds to one first detergent chamber, and different first detergent chambers are used to store different detergents. At the same time, one first detergent chamber corresponds to one first liquid inlet, so as to meet the injection requirements of different detergents.

[0236] In addition, as shown in FIG30 , the mixing chamber 71 is provided with a first liquid discharge port 713 on its side wall to realize the output of the detergent solution.

[0237] Furthermore, as shown in Figures 27 to 30, the box body 21 is also provided with a water inlet chamber 26, a third liquid inlet 261 and a second liquid discharge port 262. The third liquid inlet 261 is used to be connected to the water supply pipeline, and the water inlet chamber 26 is connected to the second inlet through the second liquid discharge port 262.

[0238] Specifically, the second delivery passage is connected to the second liquid discharge port 262 of the box body 21. When water needs to be sprayed onto the door body, the water supply pipeline enters the water inlet chamber 26 through the third liquid inlet 261, and enters the second delivery passage through the second liquid discharge port 262, and then is sprayed onto the door body through the second delivery passage to achieve cleaning of the door body.

[0239] It should be understood that the water inlet chamber 26, the mixing chamber 71 and the first lotion chamber are not connected to each other, that is, the first lotion chamber, the mixing chamber 71 and the first delivery passage form one path, and the water inlet chamber 26 and the second delivery passage form another path, and the two paths do not affect each other.

[0240] It should be pointed out that the pipeline connected to the second delivery passage is arranged on the box body 21, which can further reduce the number of pipelines, simplify the structure, effectively reduce the manufacturing cost of the clothing processing device 1, and further improve the assembly efficiency and space utilization of the clothing processing device 1.

[0241] It should be noted that in the present application, the box body 21 can be a metal part or a non-metal part. When the box body 21 is a metal part, it can be processed by casting or welding. Taking casting as an example, the water inlet cavity 26, the third liquid inlet 261, and the second liquid discharge port 262 are formed simultaneously during the manufacturing process of the box body 21, thereby improving processing efficiency. When the box body 21 is a non-metal part, it can be processed by injection molding or 3D printing. Taking injection molding as an example, the water inlet cavity 26, the third liquid inlet 261, and the second liquid discharge port 262 are formed simultaneously during the manufacturing process of the box body 21, thereby improving processing efficiency.

[0242] Furthermore, as shown in Figures 13 to 16, the box body 21 is also provided with a water leakage chamber 27 and a second detergent chamber for storing solid detergent. The water leakage chamber 27 is connected to the water inlet chamber 26, and the water leakage chamber 27 is located downstream of the water outlet. The second detergent chamber is connected to the water leakage chamber 27.

[0243] Specifically, a second detergent chamber is provided so that solid detergent (such as washing powder, etc.) can be stored in the second detergent chamber, thereby meeting different usage requirements of users.

[0244] When solid detergent is needed, the water supply pipeline injects water into the water inlet chamber 26 through the third liquid inlet 261. Part of the water entering the water inlet chamber 26 is sprayed onto the door body through the second liquid discharge port 262 and the second delivery passage, and the other part enters the leakage chamber 27. The water entering the leakage chamber 27 enters the second detergent chamber and dissolves the solid detergent, thereby forming a detergent solution. The detergent solution enters the clothing processing chamber 1041 and washes the clothes.

[0245] It should be understood that the second detergent chamber is connected to the area between the inner and outer drums of the clothing treatment drum 104, and the detergent formed in the second detergent chamber enters between the inner and outer drums and enters the clothing treatment chamber 1041 through the hollow position on the inner drum.

[0246] In addition, a leakage hole 271 is provided on the side wall of the water leakage chamber 27, and the water leakage chamber 27 is connected with the second lotion chamber through the leakage hole 271, so that water can enter the second lotion chamber.

[0247] It should be understood that the water inlet chamber 26 is connected to the second liquid drain port 262 and the leakage chamber 27 respectively, and the leakage chamber 27 is arranged downstream of the water outlet, so that one water chamber supplies water to two parts, further reducing the number of pipelines, so that the structure of the clothing processing device 1 is further simplified, thereby reducing the manufacturing cost of the clothing processing device 1.

[0248] It should be pointed out that in the present application, the water leakage chamber 27 is a serpentine structure, and the serpentine structure covers one side of the entire second lotion chamber. There are multiple water leakage holes in the serpentine structure and they are evenly distributed, so as to increase the rate at which water enters the second lotion chamber, thereby achieving a rapid solution of the solid lotion, and further achieving a rapid attack on the solid lotion.

[0249] In the present application, the box body 21 can be a metal part or a non-metal part. When the box body 21 is a metal part, it can be processed by casting or welding. Taking casting as an example, the box body 21 forms the water leakage cavity 27 and the second lotion cavity simultaneously during the manufacturing process, thereby improving processing efficiency. When the box body 21 is a non-metal part, it can be processed by injection molding or 3D printing. Taking injection molding as an example, the box body 21 forms the water leakage cavity 27 and the second lotion cavity simultaneously during the manufacturing process, thereby improving processing efficiency.

[0250] In some embodiments of the present invention, as shown in FIG. 22 and FIG. 23 , the dispensing assembly 90 further includes a liquid pumping assembly 24 , which is connected to the second liquid inlet 712 and is used to pump lotion into the mixing chamber 71 .

[0251] Specifically, the inlet of the liquid pumping assembly 24 is connected to the first detergent chamber, and the outlet of the liquid pumping assembly 24 is connected to the mixing chamber 71 through the second liquid inlet 712. When detergent is needed, the liquid pumping assembly 24 is operated, so that the detergent in the detergent box assembly 20 is sucked into the mixing chamber 71 of the mixer 70, where it is mixed with water to form a detergent solution. The detergent solution is then discharged into the clothing treatment chamber 1041 through the first drain port 713 and the first delivery passage, thereby meeting the clothing treatment needs. The provision of the liquid pumping assembly 24 facilitates the efficient injection of detergent into the mixer 70, improving the detergent mixing efficiency.

[0252] In the present application, the liquid pumping component 24 can be a variable frequency pump or a peristaltic pump, etc.

[0253] In addition, the liquid pumping assembly 24 can be connected to the detergent box assembly 20 through a pipeline, and the liquid pumping assembly 24 can also be plugged into and matched with the detergent box assembly 20.

[0254] In some embodiments of the present application, as shown in FIG. 16 or FIG. 29 , the delivery assembly 90 further includes a control valve 80 , which is used to connect the first liquid inlet 711 to the water supply pipeline.

[0255] Specifically, the control valve 80 connects the water supply pipeline to the mixing chamber 71 through the first liquid inlet 711. When water needs to be injected into the mixing chamber 71 of the mixer 70, the control valve 80 is opened. Under the action of water pressure, the water in the water supply pipeline enters the mixing chamber 71 through the control valve 80 and the first liquid inlet 711 to meet the needs of clothing processing.

[0256] The control valve 80 is provided to effectively control the water supply pipeline, thereby supplying water according to demand, further meeting the use requirements of the clothing processing device 1.

[0257] In some embodiments of the present application, as shown in Figure 16 or Figure 29, the first delivery passage includes a first liquid supply pipe 30 and a first nozzle 10, one end of the first liquid supply pipe 30 is a first inlet, the first nozzle 10 is connected to the other end of the first liquid supply pipe 30, and the injection end of the first nozzle 10 is a first outlet.

[0258] Specifically, the spray end of the first nozzle 10 is a first outlet and is disposed facing the clothing treatment chamber 1041. The first nozzle 10 is connected to the liquid outlet of the mixing chamber 71 via the first liquid supply pipe 30. When a detergent solution is required to be added to the clothing treatment chamber 1041, the detergent enters the mixing chamber 71 through the second liquid inlet 712, and water enters the mixing chamber 71 through the first liquid inlet 711. The detergent and water mix in the mixing chamber 71 to form a detergent solution, which then enters the clothing treatment chamber 1041 through the first liquid discharge port 713 and the first delivery passage, thereby washing the clothing. When water is required to be added to the clothing treatment chamber 1041, water enters the mixing chamber 71 through the first liquid inlet 711 (the detergent does not enter the mixing chamber 71 through the second liquid inlet 712). Water then enters the clothing treatment chamber 1041 through the mixing chamber 71, the first liquid discharge port 713, and the first delivery passage, thereby rinsing the clothing.

[0259] It should be noted that the first liquid supply pipe 30 can be installed as needed. The first liquid supply pipe 30 can be fixed to the body 21 of the detergent box assembly 20 using a clip or the like. The first liquid supply pipe 30 can also be fixed to the outer surface of the laundry tub using a clip or the like. Furthermore, one end of the first liquid supply pipe 30 plugs into the liquid outlet (possibly secured by a clamp). The other end of the first liquid supply pipe 30 plugs into the first spray head 10 (possibly secured by a clamp).

[0260] In some embodiments of the present application, the second delivery passage includes a second liquid supply pipe 50 and a second nozzle 51, one end of the second liquid supply pipe 50 is a second inlet, the second nozzle 51 is connected to the other end of the second liquid supply pipe 50, and the injection end of the second nozzle 51 is a second outlet.

[0261] Specifically, the spray end of the second nozzle 51 is the second outlet and is disposed facing the door. The second nozzle 51 is connected to the second liquid discharge port 262 of the water inlet chamber 26 via the second liquid supply pipe 50. During the laundry process, the second nozzle 51 can rinse the door according to the settings. The water after the door rinse can also enter the laundry treatment chamber 1041 and participate in the laundry detergent process, thereby achieving water conservation during the laundry process.

[0262] It should be noted that the second liquid supply pipe 50 can be installed as needed. The second liquid supply pipe 50 can be fixed to the body 21 of the detergent box assembly 20 using a clip or the like. The second liquid supply pipe 50 can also be fixed to the outer surface of the laundry tub using a clip or the like. Furthermore, one end of the second liquid supply pipe 50 plugs into the liquid outlet (possibly secured by a clamp). The other end of the second liquid supply pipe 50 plugs into the second nozzle 51 (possibly secured by a clamp).

[0263] In some embodiments of the present application, the dispensing assembly 90 further includes a third liquid supply pipe 52, a third spray head 53, and a water pump 106. One end of the third liquid supply pipe 52 is connected to the water outlet of the water pump 106 (secured by a clamp), the water inlet of the water pump 106 is connected to the outer and inner tubs of the laundry treatment tub 104 (the water accumulation location between the outer and inner tubs), the third spray head 53 is mounted on the door seal 105 and faces the laundry treatment chamber 1041 of the laundry treatment device 1, and the other end of the third liquid supply pipe 52 is connected to the third spray head 53 (secured by a clamp).

[0264] When the laundry processing apparatus 1 is in operation, the water pump 106 delivers water between the outer tub and the inner tub to the third spray head 53 through the third liquid supply pipe 52, and sprays the water to the laundry processing chamber 1041 through the third spray head 53, thereby rinsing the laundry.

[0265] In some embodiments of the present application, the first nozzle 10, the second nozzle 51 and the third nozzle 53 can be a split structure, two of them can be an integrated structure, or all three can be an integrated structure, wherein at least one of the first nozzle 10, the second nozzle 51 and the third nozzle 53 is an atomizing nozzle.

[0266] The following description will be made by taking the first nozzle 10 as an atomizing nozzle as an example.

[0267] In the prior art, the detergent solution is sprayed into the clothing processing chamber 1041 through an ordinary nozzle. The detergent solution sprayed by the ordinary nozzle is in the form of a jet and has a small coverage area. In the present application, the first nozzle 10 is configured as an atomizing nozzle. When the detergent solution is sprayed into the clothing processing chamber 1041 through the atomizing nozzle, the atomizing nozzle can spray the detergent solution into a mist (small droplets or small bubbles, etc.). Compared with the jet-like detergent solution, the mist-like detergent solution can increase the coverage area in the clothing processing chamber 1041, thereby increasing the area of ​​the clothes wetted, increasing the contact area between the detergent volume and the clothes, and thereby improving the washing effect of the detergent on the clothes.

[0268] In some embodiments of the present invention, as shown in Figures 18 to 21, a liquid inlet 16, a liquid outlet 17 and a tube cavity 12 are respectively provided on the first nozzle 10. The tube cavity 12 is respectively connected with the liquid inlet 16 and the liquid outlet 17. The first liquid discharge port 713 of the mixing chamber 71 is connected with the liquid inlet 16. The liquid outlet 17 forms the first outlet of the first delivery passage and is arranged toward the clothing processing chamber 1041.

[0269] The liquid outlet 17 may be a circular opening, a square opening (with a circular arc transition at the corner), a flat opening (with a circular arc transition at the corner), a diamond opening or an elliptical hole.

[0270] In addition, the number of liquid outlets 17 can be one, two, three, four, five, etc. By setting a plurality of first outlets, the amount of fluid sprayed can be increased, the sufficiency of contact between clothes and fluid can be further improved, and the treatment effect of clothes is further improved. When the number of liquid outlets 17 is multiple (two or more), the spray directions of the multiple liquid outlets 17 can be all the same, partially the same (the spray area can be increased), or completely different (the spray area can be increased). In addition, when the number of liquid outlets 17 is multiple (two or more), along the circumference of the first nozzle 10, the multiple liquid outlets 17 can be all overlapping, partially overlapping (the spray area can be increased), or all staggered (the spray area can be increased).

[0271] In some embodiments of the present application, a flow-disturbing structure 18 is provided in the tube cavity 12 of the first nozzle 10 .

[0272] Specifically, the flow-disturbing structure 18 is disposed within the lumen 12 of the first nozzle 10. When the fluid (detergent solution or water) output from the mixer 70 enters the lumen 12 of the first nozzle 10, the fluid is discharged from the liquid inlet 16 to the liquid outlet 17. When the fluid passes through the flow-disturbing structure 18, the flow-disturbing structure 18 disturbs the fluid, causing the fluid to have a component velocity in the circumferential direction of the lumen 12. At this time, the fluid also has a component velocity in the axial direction of the lumen 12. The fluid having component velocities in both the circumferential and axial directions of the lumen 12 can form a mist structure when it is ejected through the liquid outlet 17 of the first nozzle 10, thereby increasing the coverage area of ​​the nozzle within the clothing treatment chamber 1041, allowing the clothing to fully contact the fluid, thereby improving the treatment effect on the clothing.

[0273] It should be understood that when there is no turbulent structure 18 in the tube cavity 12, the fluid only has a velocity in the axial direction of the tube cavity 12. At this time, the fluid will form a jet when it is ejected through the liquid outlet 17. The coverage area of ​​the jet in the clothing processing chamber 1041 is small, and the clothing cannot fully contact the fluid, which will cause the effect of clothing processing to deteriorate.

[0274] It should be noted that the flow-disturbing structure 18 is disposed in the tube cavity 12 of the first nozzle 10 . The flow-disturbing structure 18 may be integrally formed with the first nozzle 10 , or assembled into the tube cavity 12 of the first nozzle 10 .

[0275] The flow-disturbing structure 18 includes, but is not limited to, a swirl plate, a swirl rib, a swirl column, or a swirl plate with a through hole. In some embodiments of the present application, the flow-disturbing structure 18 is a swirl plate, and there are two swirl plates, which are connected and fixed to the inner wall of the lumen 12. The two swirl plates are arranged opposite to each other. In the axial direction of the lumen 12, the swirl plates are tilted, and the tilt directions of the two swirl plates are opposite. The channel formed between the two swirl plates is the swirl channel. When the fluid passes through the two swirl plates, it collides with the two swirl plates respectively. After the collision, the fluid has a component velocity in the axial and circumferential directions of the lumen 12.

[0276] In some embodiments of the present application, as shown in FIG21 , the lumen 12 includes a first lumen segment 121 and a second lumen segment 122, which are sequentially connected. The liquid inlet 16 is connected to the first lumen segment 121, the liquid outlet 17 is connected to the second lumen segment 122, and the flow-disturbing structure 18 is disposed within the first lumen segment 121. Along the direction from the first lumen segment 121 to the second lumen segment 122, the flow cross-section of at least a portion of the first lumen segment 121 is a tapered structure.

[0277] Specifically, when the fluid from the mixer 70 enters the lumen 12 through the liquid inlet 16 of the first nozzle 10, it first enters the first lumen section 121 of the lumen 12 and flows along the first lumen section 121 toward the second lumen section 122. During this flow, the fluid is disturbed by the flow-disturbing structure 18, resulting in the fluid having component velocities in both the circumferential and axial directions of the lumen 12. This causes the fluid, when ejected through the second lumen section 122 and the liquid outlet 17, to form a mist, thereby increasing the coverage area of ​​the fluid within the laundry treatment chamber 1041. Because the flow cross-section of at least a portion of the first lumen section 121 is tapered from the first lumen section 121 to the second lumen section 122, the tapered structure compresses the fluid as it passes through, increasing its velocity. This results in a higher velocity for the fluid that exits the second lumen section 122 and is ejected into the laundry treatment chamber 1041 through the liquid outlet 17, further increasing the area covered by the fluid within the laundry treatment chamber 1041.

[0278] It should be pointed out that the spoiler structure 18 is arranged inside the first tubular cavity segment 121, and the spoiler structure 18 is located between the two ends of the first tubular cavity segment 121 (wherein, one end is the inlet of the first nozzle 10, and the other end is the connecting position between the first tubular cavity segment 121 and the second tubular cavity segment 122).

[0279] In some embodiments of the present application, as shown in Figure 21, the tubular cavity 12 also includes a third tubular cavity segment 123, and the liquid outlet 17 is connected to the second tubular cavity segment 122 through the third tubular cavity segment 123. The third tubular cavity segment 123 has a flow cross-section. In the direction from the second tubular cavity segment 122 to the third tubular cavity segment 123, the flow cross-section of the third tubular cavity segment 123 is a gradually expanding structure.

[0280] Specifically, the tube cavity 12 of the first nozzle 10 includes a first tube cavity section 121, a second tube cavity section 122 and a third tube cavity section 123 which are connected in sequence, wherein the first tube cavity section 121 is provided with a flow disturbance structure 18 and is connected to the liquid inlet 16, and the third tube cavity section 123 is connected to the discharge port. Along the direction from the first tube cavity section 121 to the third tube cavity section 123, the flow cross-section of part of the first tube cavity section 121 is a gradually contracting structure, and the third tube cavity section 123 is a gradually expanding structure. When the fluid of the mixer 70 enters the tube cavity 12 through the liquid inlet 16 of the first nozzle 10, the fluid first passes through the first tube cavity section 121 during the flow process, and the flow disturbance structure 18 disturbs the fluid, so that the fluid has a component velocity in the axial and circumferential directions of the tube cavity 12, and is squeezed by the tapered structure of the first tube cavity section 121 to increase the flow rate of the fluid. After the fluid passes through the first tube cavity section 121 and enters the third tube cavity section 123 through the second tube cavity section 122, the gradually expanding structure of the third tube cavity section 123 releases the compressed fluid, so that the fluid can have a wider spray range, thereby improving the coverage range of the fluid sprayed by the first nozzle in the clothing processing chamber 1041, so that the clothing processing effect is significantly improved.

[0281] In some embodiments of the present application, as shown in Figure 21, the tube cavity 12 of the first nozzle 10 includes a first tube cavity segment 121, a second tube cavity segment 122 and a third tube cavity segment 123 which are connected in sequence, wherein the second tube cavity segment 122 and the first tube cavity segment 121 are coaxially arranged, and the second tube cavity segment 122 and the third tube cavity segment 123 are arranged at an angle.

[0282] Specifically, in the present application, the first nozzle 10 has an L-shaped structure, with the first and second tube sections 121, 122 located on one side of the L-shaped structure, and the third tube section 123 located on the other side of the L-shaped structure, such that the second tube section 122 and the third tube section 123 are arranged at an angle. By configuring the first nozzle 10, the first outlet of the first nozzle 10 can be better positioned toward the clothing treatment chamber 1041, thereby increasing the coverage area of ​​the first nozzle 10 within the clothing treatment chamber 1041 and thereby improving the treatment effect on clothing.

[0283] It should be noted that the angle a formed between the second lumen section 122 and the third lumen section 123 is 0°<a<180°. Specifically, a can be 10°, 20°, 30°, 40°, 50°, 60°, 70°, 80°, 90°, 100°, 110°, 120°, 130°, 140°, 150°, 160°, 170°, etc.

[0284] In addition, the flow cross-sections of the first tubular lumen section 121 , the second tubular lumen section 122 and the third tubular lumen section 123 are all circular, thereby reducing the resistance of the fluid in the tubular lumen 12 and increasing the flow rate of the fluid.

[0285] In some embodiments of the present application, as shown in Figure 21, the tube cavity 12 of the first nozzle 10 includes a first tube cavity segment 121, a second tube cavity segment 122 and a third tube cavity segment 123 that are connected in sequence. An air intake hole 13 connected to the second tube cavity segment 122 is opened on the first nozzle 10, and external air can enter the second tube cavity segment 122 through the air intake hole.

[0286] Specifically, the first tubular lumen segment 121, the second tubular lumen segment 122 and the third tubular lumen segment 123 are connected in sequence, wherein the first tubular lumen segment 121 is connected to the liquid inlet 16 of the first nozzle 10, and the third tubular lumen segment 123 is connected to the liquid outlet 17 of the first nozzle 10, and along the direction from the first tubular lumen segment 121 to the third tubular lumen segment 123, the flow cross-section of the first tubular lumen segment 121 is a gradually contracting structure, and the flow cross-section of the third tubular lumen segment 123 is a gradually expanding structure. The second tubular lumen segment 122 is connected between the first tubular lumen segment 121 and the third tubular lumen segment 123 and is connected to the outside world through the suction hole, so that the first nozzle 10 forms a "Venturi" structure. The fluid enters the first tube cavity section 121 through the liquid inlet 16 and flows along the first tube cavity section 121 to the second tube cavity section 122. The first tube cavity section 121 squeezes the fluid, thereby accelerating the flow rate of the fluid. When the accelerated fluid passes through the second tube cavity section 122, negative pressure is generated at the connection position between the air intake hole 13 and the second tube cavity section 122. Under the action of the negative pressure, the outside air is sucked into the second tube cavity section 122 from the air intake hole and mixed with the fluid. The air flow mixed with air enters the third tube cavity section 123. After the fluid mixed with air enters the third tube cavity section 123, the flow cross-section of the third tube cavity section 123 is a gradually expanding structure, so that the fluid mixed with oil and air is decelerated. The decelerated fluid mixed with air is ejected from the liquid outlet 17. The ejected fluid mixed with air is in the form of uniform and fine foams, which are evenly sprayed into the clothing treatment chamber 1041, thereby increasing the contact area with the clothing and thereby improving the clothing treatment effect.

[0287] It should be understood that the fluid can be water or a detergent solution. When the fluid is water, air is mixed into the water and forms small bubbles, which can improve the rinsing effect of water on clothes, thereby saving water and shortening the rinsing time. When the fluid is a detergent solution, air is mixed into the detergent solution and forms small bubbles, which can improve the detergent solution's decontamination effect on clothes, thereby achieving the purpose of improving the washing effect.

[0288] It should be pointed out that, as shown in Figures 18 to 21, a first limiting structure 191 (for example, a first convex ring, etc.), a second limiting structure 192 (for example, a second convex ring, etc.) and a third limiting structure 193 (for example, a third convex ring, etc.) are respectively provided on the outer surface of the first nozzle 10, and the second limiting structure 192 and the third limiting structure 193 are respectively located on opposite sides of the first limiting structure 191, wherein the second limiting structure 192 is located on one side of the liquid inlet 16 of the first nozzle 10, and the third limiting structure 193 and the liquid outlet 17 are respectively located on opposite sides of the air suction hole 13.

[0289] When the first nozzle 10 is assembled, a mounting hole is provided on the door seal 105 of the laundry processing device 1. Part of the main body of the first nozzle 10 is inserted into the mounting hole. The second limiting structure 192 is located on the outside of the door seal 105 and is engaged by a pipeline (a pipeline connected to the liquid outlet of the mixer 70). The third limiting structure 193 is located on the inside of the door seal 105, and the first limiting structure 191 and the third limiting structure 193 respectively abut on opposite sides of the door seal 105. The first limiting structure 191 and the third limiting structure 193 are used to limit the installation of the first nozzle 10, thereby improving the convenience of assembly. After the first nozzle 10 is assembled, the suction hole 13 is located on the inside of the door seal 105, thereby reducing the possibility of fluid leaking from the suction hole and overflowing to the outside of the laundry processing device 1.

[0290] Furthermore, as shown in Figure 21, a connecting cavity 14 is provided in the first nozzle 10, and the connecting cavity 14 includes a first connecting portion 141 and a second connecting portion 142. The second tube cavity section 122, the first connecting portion 141, the second connecting portion 142 and the suction hole 13 are connected in sequence, wherein, along the axial direction of the second tube cavity section 122, the size L1 of the first connecting portion 141 is smaller than the size L2 of the second connecting portion 142, smaller than the size L3 of the suction hole 13, and smaller than the size L4 of the second tube cavity section 122.

[0291] Specifically, along the axial direction of the second tube cavity section 122, the suction hole 13, the second connecting part 142 and the first connecting part 141 have a structure with decreasing sizes in sequence, thereby reducing the fluid leakage from the suction hole position of the second tube cavity section 122, thereby enabling the clothing processing to be implemented smoothly.

[0292] It should be pointed out that along the axial direction of the second tubular lumen section 122, the first connecting portion 141 and the second connecting portion 142 are L-shaped structures. The L-shaped connecting cavity 14 can increase the complexity of the path, while realizing the air intake into the second tubular lumen section 122, it can further reduce the fluid leakage from the suction hole 13 of the second tubular lumen section 122.

[0293] In addition, along the circumference of the second tube cavity section 122, the first connecting portion 141 is a first arc-shaped cavity, and the second connecting portion 142 is a second arc-shaped cavity. At the same time, the flow cross-section of the second connecting portion 142 is equal to the flow cross-section of the suction hole 13, so that the second tube cavity section 122 can obtain sufficient air supply, thereby increasing the air content in the lotion solution, and then the ejected fluid can be presented in the form of more fine and uniform foam.

[0294] In some embodiments of the present application, as shown in Figures 15 and 22, the clothing processing device 1 also includes a door seal 105 installed at the inlet and at least sealing the gap between the box body and the clothing processing drum 104, and the first nozzle 10 and the second nozzle 51 are installed at intervals on the door seal 105.

[0295] When the first nozzle 10 is assembled, a mounting hole is provided on the door seal 105 of the laundry processing device 1. Part of the main body of the first nozzle 10 is inserted into the mounting hole. The second limiting structure 192 is located on the outside of the door seal 105 and is engaged by a pipe (a pipe connected to the second drain port 262). The third limiting structure 193 is located on the inside of the door seal 105, and the first limiting structure 191 and the third limiting structure 193 respectively abut on opposite sides of the door seal 105. The first limiting structure 191 and the third limiting structure 193 are used to limit the installation of the first nozzle 10, thereby improving the convenience of assembly. After the first nozzle 10 is assembled, the suction hole 13 is located on the inside of the door seal 105, thereby reducing the possibility of fluid leaking from the suction hole 13 and overflowing to the outside of the laundry processing device 1.

[0296] It should be noted that the door seal 105 is a rubber component or a silicone component.

[0297] In the present invention, the above-mentioned clothing processing device 1 can be a washing machine, a washer-dryer, or other clothing processing devices with a washing function. For the convenience of description, this application only takes the clothing processing device as a drum-type washer-dryer as an example. For the structure of other parts of the drum-type washer-dryer, please refer to the prior art, and this application will not go into details here.

[0298] The above description is merely a preferred embodiment of the present application, but the scope of protection of the present application is not limited thereto. Any changes or substitutions that can be easily conceived by a person skilled in the art within the technical scope disclosed in the present application should be included in the scope of protection of the present application. Therefore, the scope of protection of the present application should be based on the scope of protection of the claims.

Claims

1. A detergent box assembly, wherein: include: A box body, wherein the box body is provided with a first lotion cavity for storing liquid lotion and a second lotion cavity for storing solid lotion; A first cavity and a second cavity, wherein the first cavity and the second cavity are respectively arranged outside the box body, and the first cavity and the second cavity are not connected to each other; The first cavity is used to connect the first detergent cavity and the first supply pipeline, and the second cavity is used to connect the second detergent cavity and the external water supply unit.

2. The detergent box assembly according to claim 1, wherein: At least one water baffle is disposed in the first cavity, and a pressure relief port is also disposed inside the first cavity. The water baffle is used to guide the washing water to flow toward the pressure relief port.

3. The detergent box assembly according to claim 1, wherein: The second cavity includes a first communicating section and a second communicating section, wherein the first communicating section is arranged upstream of the second communicating section, and the second communicating section is provided with a conducting port communicating with the second lotion cavity.

4. The detergent box assembly according to claim 3, wherein: The first communication section is provided with a second cavity outlet for communicating with a second supply pipeline.

5. The detergent box assembly according to claim 4, wherein: The second cavity is formed with a second cavity inlet connected to an external water supply unit, and at least one guide plate is provided between the second cavity inlet and the second cavity outlet, and the guide plate is used to guide the washing water to flow from the second cavity inlet to the second cavity outlet.

6. The detergent box assembly according to claim 5, wherein: A plurality of guide plates are provided in the first connecting section, and at least a portion of the guide plates are used to guide the washing water to flow from the second cavity inlet to the second connecting section.

7. The detergent box assembly according to any one of claims 1 to 6, wherein: The detergent box assembly also includes a cover plate and a surrounding plate, wherein the cover plate and the surrounding plate are arranged outside the box body, the surrounding plate connects the cover plate and the top plate of the box body, and the first cavity and the second cavity are formed between the cover plate, the surrounding plate and at least part of the top plate.

8. The detergent box assembly according to any one of claims 1 to 6, wherein: The first cavity and the second cavity are jointly arranged at the top of the box body, a water passage is arranged between the second cavity and the box body, and the first supply pipeline is connected with the first cavity through the water passage.

9. A lotion dispensing device, wherein: The detergent box assembly according to any one of claims 1 to 8, further comprising: a first water inlet pipe, the first water inlet pipe being used to connect an external water supply unit and the first cavity; a second water inlet pipe, the second water inlet pipe being used to connect an external water supply unit and the second cavity; A first supply pipeline, one end of which is connected to the first cavity, and the other end of which is used for delivering liquid detergent.

10. The lotion dispenser according to claim 9, wherein: The detergent box assembly further comprises a liquid pumping assembly, and the liquid pumping assembly is used for pumping the detergent in the first detergent chamber to the first cavity.

11. The lotion dispenser according to claim 9, wherein: The detergent delivery device further comprises a second supply pipeline, one end of which is connected to the second cavity, and the other end of which is used for delivering washing water.

12. The lotion dispenser according to claim 11, wherein: The second cavity includes a first connecting section and a second connecting section, the second connecting section is provided with a conducting hole connected to the second lotion cavity, the first connecting section is provided upstream of the second connecting section, and the second supply pipeline is connected to the first connecting section.

13. The lotion dispenser according to any one of claims 9 to 12, wherein: The detergent box assembly and / or the first supply pipeline is also provided with an air intake structure, and the air intake structure is used to introduce gas outside the detergent dispensing device into the detergent dispensing device.

14. The lotion dispenser according to claim 13, wherein: The first supply pipeline includes a first liquid supply pipe and a first nozzle, and the first nozzle is connected to the first lotion chamber through the first liquid supply pipe.

15. The lotion dispenser according to claim 14, wherein: The air intake structure is provided on the first liquid supply pipe, and the air intake structure includes a connecting hole, which is provided on the side wall of the first liquid supply pipe and connects the inside and the outside of the first liquid supply pipe.

16. The lotion dispenser according to claim 15, wherein: The air intake structure further includes a gas supply assembly, which is disposed outside the first liquid supply pipe and communicates with the inside of the first liquid supply pipe through the communicating hole.

17. The lotion dispenser according to claim 15, wherein: The interior of the first liquid supply pipe includes a first liquid supply section, a second liquid supply section and a third liquid supply section which are connected and communicated in sequence. Along the direction from the first liquid supply section to the second liquid supply section, the flow area of ​​the first liquid supply section gradually decreases, and along the direction from the second liquid supply section to the third liquid supply section, the flow area of ​​the third liquid supply section gradually increases, and the communicating hole is communicated with the second liquid supply section.

18. The lotion dispenser according to claim 14, wherein: The air intake structure is provided on the first nozzle, and the first nozzle includes a tube body and a tube cavity provided inside the tube body. The air intake structure includes an air suction hole, and the air suction hole is provided on the side wall of the tube body and connects the inside and the outside of the tube body.

19. The lotion dispenser according to claim 18, wherein: The lumen includes a first lumen segment, a second lumen segment and a third lumen segment which are connected and communicated in sequence. The flow area of ​​the first lumen segment gradually decreases along the direction from the first lumen segment to the second lumen segment, and the flow area of ​​the third lumen segment gradually increases along the direction from the second lumen segment to the third lumen segment. The suction hole communicates with the second lumen segment and the outside of the tube body.

20. The lotion dispenser according to claim 13, wherein: The air intake structure is provided on the detergent box assembly, and the air intake structure includes a connecting hole, which is provided on the side wall of the first detergent chamber and connects the inside and the outside of the first detergent chamber, or the connecting hole is provided on the side wall of the first cavity and connects the inside and the outside of the first cavity.

21. The lotion dispenser according to claim 20, wherein: The air intake structure further includes a gas supply assembly, which is disposed outside the detergent box assembly and communicates with the first cavity or the first detergent cavity through the connecting hole.

22. A clothes processing device, wherein: A detergent box assembly according to any one of claims 1 to 8, or a detergent dispensing device according to any one of claims 9 to 21.

23. A clothes processing device, wherein: The laundry processing device comprises: A box body, wherein the box body is provided with a delivery port; A clothes processing drum, the clothes processing drum having a clothes processing cavity, the clothes processing drum is arranged in the box, and the clothes processing cavity is connected to the outside through the loading port; A door body, the door body is pivotally connected to the box body and is used to open or close the delivery port; A delivery component, the delivery component includes a first delivery passage and a second delivery passage, the first delivery passage includes a first inlet and a first outlet, the first inlet is used to receive detergent solution or water, the first outlet is used to spray detergent solution or water into the clothing processing chamber, the second delivery passage includes a second inlet and a second outlet, the second inlet is used to receive water, and the second outlet is used to spray water into the door body.

24. The laundry treating apparatus according to claim 23, wherein: The first delivery passage also includes a mixing chamber, which is respectively provided with a first liquid inlet, a second liquid inlet and a first liquid outlet, the first liquid inlet is used to receive water, the second liquid inlet is used to receive lotion, and the first liquid outlet is connected to the first inlet.

25. The laundry treating apparatus according to claim 24, wherein: The dispensing component also includes a detergent box component, the first liquid inlet, the second liquid inlet, and the first liquid discharge port are connected to the mixing chamber, the first liquid inlet is used to be connected to the water supply pipeline, and the detergent box component is connected to the mixing chamber through the second liquid inlet and is used to inject detergent into the mixing chamber.

26. The laundry treating apparatus according to claim 25, wherein: The detergent box assembly includes a box body, which is provided with a first detergent chamber, the first liquid inlet, the second liquid inlet, the first liquid discharge port and the mixing chamber. The first liquid inlet is connected to the water supply pipeline, and the first detergent chamber is connected to the second liquid inlet and is used to supply liquid detergent to the mixing chamber.

27. The laundry treating apparatus according to claim 26, wherein: The box body is also provided with a water inlet cavity, a third liquid inlet and a second liquid outlet, wherein the third liquid inlet is used to be connected to the water supply pipeline, and the water inlet cavity is connected to the second inlet through the second liquid outlet.

28. The laundry treating apparatus according to claim 27, wherein: The box body is also provided with a water leakage chamber and a second detergent chamber for storing solid detergent, the water leakage chamber is communicated with the water inlet chamber, and the water leakage chamber is located downstream of the second liquid discharge port, and the second detergent chamber is communicated with the water leakage chamber.

29. The laundry treating apparatus according to claim 26, wherein: The delivery assembly further comprises a liquid pumping assembly, which is connected to the second liquid inlet and is used to pump lotion into the mixing chamber; And / or the delivery assembly further includes a control valve, and the control valve is used to connect the first liquid inlet with the water supply pipeline.

30. The laundry processing apparatus according to any one of claims 24 to 29, wherein: The first delivery path includes: a first liquid supply pipe, one end of which is the first inlet; A first nozzle is connected to the other end of the first liquid supply pipe, and the spraying end of the first nozzle is the first liquid outlet.

31. The laundry processing apparatus according to claim 30, wherein: The first nozzle is an atomizing nozzle.

32. The laundry treating apparatus according to claim 30, wherein: The second delivery channel includes: a second liquid supply pipe, one end of which is the second inlet; A second nozzle is connected to the other end of the second liquid supply pipe, and the spraying end of the second liquid supply pipe is the second outlet.

Citation Information

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