Exhaust structure of washing equipment and dish washing machine

By designing the exhaust structure of the washing equipment, and utilizing multi-channel guided airflow to discharge upwards at an angle, the problem of condensation caused by direct discharge of humid and hot air to the floor is solved, thus improving the user experience and exhaust efficiency.

CN223886866UActive Publication Date: 2026-02-10QINGDAO HAIER DISHWASHER
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Patent Information

Application Number
CN202520208947.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-02-10
Publication Date
2026-02-10
Estimated Expiration
2035-02-10

AI Technical Summary

Technical Problem

Existing washing equipment exhausts hot, humid air directly onto the floor, causing condensation and negatively impacting the user experience.

Method used

Design an exhaust structure for a washing machine, including a casing, an exhaust duct, and a fan assembly. Through a combination of a first duct, a second duct, and a third duct, the airflow is guided upward and tilted outward to avoid blowing directly onto the floor.

Benefits of technology

It effectively prevents condensation from forming on the floor, improves the user experience, and ensures exhaust efficiency.

✦ Generated by Eureka AI based on patent content.

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Abstract

The exhaust structure of the washing equipment comprises a machine shell and an exhaust channel, an exhaust opening is formed in the side face of the machine shell, and the exhaust channel is arranged on the inner side of the machine shell and comprises a first channel, a second channel and a third channel which are sequentially connected. The first channel bends and extends upwards from one end of the second channel and forms an air channel inlet used for being connected with the fan assembly, and the third channel inclines and extends upwards from the other end of the second channel and forms an air channel outlet connected with the exhaust outlet; the air exhaust channel plays a role in guiding air flow, the air flow can be guided to be discharged obliquely upwards through the third channel extending obliquely upwards, and the situation that the air flow is directly blown to the floor, and condensate water is condensed on the floor is avoided.
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Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of washing equipment, concretely relates to a washing equipment's exhaust structure and dish washer. BACKGROUND

[0002] The washing equipment such as dish washer, in drying process, the hot steam of humid inside is discharged by fan assembly. The air outlet of fan assembly is downward, and the hot steam of humid is directly discharged to the floor, and condensate will appear on the floor after a period of time, and the user needs to clean the floor, which affects the user's use experience. UTILITARY MODEL

[0003] The utility model discloses a washing equipment's exhaust structure and dish washer, and solve the technical problem that the condensate is left on the floor when the existing washing equipment exhausts.

[0004] To realize the above-mentioned technical purpose, the utility model adopts the following technical scheme to realize:

[0005] According to the first aspect of the utility model, a kind of exhaust structure of washing equipment is provided, comprising:

[0006] Shell, its side surface is equipped with exhaust port;

[0007] Exhaust passage, it is equipped in the inside of the shell, it includes first passage, second passage and third passage connected in sequence, the first passage is bent and extended upwards by one end of the second passage, and forms the air duct entrance for connecting fan assembly, the third passage is inclined and extended upwards by the other end of the second passage, and forms the air duct outlet connected with the exhaust port.

[0008] In some embodiments of the utility model, the top of the shell is provided with mounting groove, the air outlet pipe of the fan assembly is arranged above the mounting groove, and the end of the first passage is configured to be capable of being loaded into the mounting groove along the first direction.

[0009] In some embodiments of the utility model, the air duct entrance is equipped with the connecting portion for being inserted with the air outlet pipe of the fan assembly, the connecting portion protrudes from the mounting groove, and is clamped with the air outlet pipe by buckle structure.

[0010] In some embodiments of the utility model, the air duct entrance is less than the pipe orifice of the air outlet pipe, the connecting portion is arranged to be adapted to the shape of the pipe orifice of the air outlet pipe, and the bottom of the connecting portion forms the step structure capable of being supported on the top of the shell.

[0011] In some embodiments of the utility model, the side edge of the installation groove far from the air outlet is provided with a first limiting plate extending downward, and the first limiting plate is close to the side wall of the first channel.

[0012] In some embodiments of the utility model, the inner side of the shell is provided with a second limiting plate abutting against the air exhaust channel; and / or,

[0013] The inner side of the shell is provided with a support strip supported at the bottom of the air exhaust channel.

[0014] In some embodiments of the utility model, the air exhaust channel is provided with an ear plate for mounting fasteners.

[0015] In some embodiments of the utility model, the inner side of the shell is provided with a first guide strip extending along a first direction and close to the side plate of the shell, and the top of the air duct outlet is provided with a first sliding block configured to be capable of being fitted between the side plate of the shell and the first guide strip along the first direction; and / or,

[0016] The inner side of the shell is provided with a second guide strip extending along a first direction and close to the side plate of the shell, and the bottom of the air duct outlet is provided with a second sliding block configured to be capable of being fitted between the side plate of the shell and the second guide strip along the first direction.

[0017] In some embodiments of the utility model, the air outlet and / or the air duct outlet is provided with a grating structure.

[0018] According to the second aspect of the utility model, a dishwasher is also provided, comprising a fan assembly and the air exhaust structure of the above-mentioned washing equipment.

[0019] Compared with the prior art, the utility model has the advantages and positive effects that:

[0020] The air exhaust structure plays a guiding role on airflow through the air exhaust channel, so that the airflow discharged by the fan assembly passes through the first channel, the second channel and the third channel in turn and is then discharged, and through the upwardly inclined third channel, the airflow can be guided to be discharged obliquely upward, and after being discharged, the airflow can continue to flow obliquely upward and disperse in the air, so it cannot be directly blown to the floor and thus cannot easily condense condensate water on the floor, thereby avoiding leaving water marks on the floor to affect the user's use experience; the second channel can transition in direction between the first channel and the third channel, so that the airflow can smoothly flow in the air exhaust channel and ensure the exhaust efficiency.

[0021] Other features and advantages of the utility model will become more apparent after reading the specific embodiments of the utility model in combination with the accompanying drawings. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed in the embodiments will be briefly introduced as follows. Obviously, the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without any creative effort on the basis of these drawings.

[0023] Figure 1 is the overall structure schematic diagram of the exhaust structure of the washing equipment according to the present application;

[0024] Figure 2 is the structure schematic diagram of the casing of the exhaust structure in Figure 1 ;

[0025] Figure 3 is the schematic diagram of the cooperation of the exhaust passage and the casing of the exhaust structure in Figure 1 ;

[0026] Figure 4 is the structure schematic diagram of the exhaust passage of the exhaust structure in Figure 1 ;

[0027] Figure 5 is the sectional view of the exhaust structure in Figure 1 ;

[0028] Figure 6 is the enlarged view of the A part in Figure 5 ;

[0029] Figure 7 is the partial structure schematic diagram of the casing in Figure 2 .

[0030] In the drawings, the reference signs and the corresponding component names are as follows:

[0031] 1, casing;

[0032] 11, exhaust port; 12, mounting groove; 13, first limiting plate; 14, second limiting plate; 15, support strip; 16, first guide strip; 17, second guide strip; 18, third guide strip;

[0033] 101, front plate; 102, side plate; 103, top plate; 110, grid structure;

[0034] 2, exhaust passage;

[0035] 21, first passage; 211, air duct inlet; 212, connecting portion; 213, clamping hole; 214, step structure;

[0036] 22, second passage;

[0037] 23, third passage; 231, air duct outlet; 232, first sliding block; 233, second sliding block;

[0038] 24, ear plate;

[0039] 3, fan assembly;

[0040] 31, air outlet pipe; 311, buckle. DETAILED DESCRIPTION

[0041] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0042] In the description of the present application, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the present application.

[0043] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances. In the description of the embodiments, the specific features, structures, materials or characteristics can be combined in any one or more embodiments or examples in a suitable manner.

[0044] The terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include one or more of the features.

[0045] In the description of the present application, unless otherwise specified, the meaning of "multiple" is two or more. Unless otherwise specified, the numerical range in this paper includes not only the entire range between the two endpoints, but also several sub-ranges contained therein.

[0046] Figures 1 to 7The utility model provides a kind of exhaust structure of washing equipment shown in the utility model.The washing equipment can be dishwasher, washing machine, dryer or other equipment.The exhaust structure cooperates with the fan assembly of washing equipment, for discharging the hot and humid air inside washing equipment.

[0047] The exhaust structure includes a casing 1 and an exhaust passage 2. The side of the casing 1 is provided with an exhaust port 11. The exhaust passage 2 is arranged on the inner side of the casing 1, and includes a first passage 21, a second passage 22 and a third passage 23 connected in sequence. The first passage 21 is bent upward from one end of the second passage 22 and forms an air duct inlet 211 for connecting the fan assembly 3. The third passage is inclined upward from the other end of the second passage 22 and forms an air duct outlet 231 connected with the exhaust port 11.

[0048] The first passage 21, the second passage 22 and the third passage 23 are communicated in sequence. The airflow to be discharged is sent into the air duct inlet 211 of the exhaust passage 2 by the fan assembly 3, then passes through the first passage 21, the second passage 22 and the third passage 23 in sequence, and finally is discharged to the outside through the exhaust port 11 connected with the air duct outlet 231.

[0049] The exhaust passage 2 is located below the fan assembly 3, and the first passage 21 is bent upward to connect the air duct inlet 211 with the fan assembly 3 above. The air duct inlet 211 can be directly connected with the fan assembly 3, or can be connected with the fan assembly 3 through other pipelines or passages.

[0050] The exhaust passage 2 guides the airflow. Since the third passage 23 is inclined upward and connected with the exhaust port 11 on the side of the casing 1, it can guide the airflow to be discharged obliquely upward. The airflow discharged from the exhaust port 11 can continue to flow obliquely upward and disperse in the air, so it is not directly blown to the floor and is not easy to condense water on the floor, thereby avoiding leaving water marks on the floor and affecting the user's experience.

[0051] The first passage 21 and the third passage 23 extend in different directions, and the second passage 22 in the middle can transition in direction between them, so that the airflow can flow smoothly in the exhaust passage 2 and ensure the exhaust efficiency.

[0052] In one embodiment of the utility model, as shown in Figure 1 The second passage 22 is arranged to extend transversely on the inner side of the casing 1, which is simple in structure and easy to process.

[0053] In another embodiment of the utility model, the second passage 22 is arranged in an arc shape, and the first passage 21, the second passage 22 and the third passage 23 form a streamline structure, which can reduce air resistance and make the airflow flow smoothly in the exhaust passage 2.

[0054] In some embodiments of the utility model, the air exhaust channel 2 can be an integrated structure, that is, the first channel 21, the second channel 22 and the third channel 23 are integrally processed and formed; alternatively, the first channel 21, the second channel 22 and the third channel 23 can be connected through welding, bonding, plug-in connection, fastener connection and the like. The utility model does not make limitation on this.

[0055] In some embodiments of the utility model, the fan assembly 3 comprises a fan and an air outlet pipe 31, and the air outlet pipe 31 is arranged at the air outlet end of the fan. The top of the casing 1 is provided with a mounting groove 12, the air outlet pipe 31 of the fan assembly 3 is arranged above the mounting groove 12, and the end of the first channel 21 is configured to be capable of being loaded into the mounting groove 12 along the first direction. The mounting groove 12 can be arranged in a shape matched with the end of the first channel 21.

[0056] Specifically, the casing 1 comprises a front plate 101, a side plate 102 and a top plate 103, the front plate 101 is vertically arranged, the side plate 102 is connected to one side edge of the front plate 101, and the top plate 103 is connected to the top of the front plate 101. The first channel 21, the second channel 22 and the third channel 23 of the air exhaust channel 2 extend along the inner side of the front plate 101, the air exhaust port 11 is arranged on the side plate 102, and the mounting groove 12 is arranged on the top plate 103. The fan assembly 3 is arranged above the top plate 103.

[0057] The casing 1 can be part of the overall housing of the washing equipment. The casing 1 can be designed into other shapes or structures according to the shape of the washing equipment.

[0058] In a preferred embodiment, the first channel 21, the second channel 22 and the third channel 23 can be arranged as square pipes, which can better adapt to the shape of the casing 1. The mounting groove 12 is a U-shaped groove or a C-shaped groove, and an opening is formed at the edge of the top plate 103 of the casing 1. Referring to Figure 3 The first direction is a transverse direction, and the opening of the mounting groove 12 is faced.

[0059] The air duct inlet 211 is located at the end of the first channel 21 and communicates with the air outlet pipe 31 above the top plate 103. The end of the first channel 21 can be connected with the air outlet pipe 31 through plug-in connection, clamping connection, fastener connection and the like.

[0060] In some embodiments of the utility model, as shown in Figure 3 and Figure 5 The connecting part 212 is provided at the air duct inlet 211 and is used for plug-in connection with the air outlet pipe 31 of the fan assembly 3, the connecting part 212 extends out of the mounting groove 12 and is clamped with the air outlet pipe 31 through a buckle structure. So that the air exhaust channel 2 and the air outlet pipe 31 are convenient to disassemble and assemble.

[0061] The connecting portion 212 is an extension structure of the first channel 21, and the connecting portion 212 extends upward from the edge of the air duct inlet 211, extends out of the mounting groove 12, and is inserted into the air outlet pipe 31 to realize the connection of the first channel 21 and the air outlet pipe 31. The buckle structure includes a buckle and a clamping hole, one of which is arranged on the connecting portion 212, and the other is arranged in the air outlet pipe 31. The buckle structure can prevent the connecting portion 212 from being separated from the air outlet pipe 31. The connecting portion 212 and the air outlet pipe 31 can be connected through a plurality of buckle structures to enhance the stability of the connection.

[0062] In a specific embodiment, as shown in Figure 3 and Figure 5 , the connecting portion 212 is provided with a clamping hole 213, and the air outlet pipe 31 is provided with a buckle 311. The buckle 311 is provided with a guide slope, and when the connecting portion 212 is inserted into the air outlet pipe 31, the buckle 311 is matched into the clamping hole 213 under the action of the guide slope, and the connecting portion 212 and the air outlet pipe 31 are fixedly connected.

[0063] In some embodiments of the utility model, the opening area of the air duct inlet 211 is smaller than the opening area of the pipe opening of the air outlet pipe 31, and the connecting portion 212 is arranged to be matched with the shape of the pipe opening of the air outlet pipe 31, so as to reduce the gap air leakage at the connection.

[0064] In detail, as shown in Figure 4 , the bottom of the connecting portion 212 forms a step structure 214 capable of being supported on the top of the cabinet 1. The connecting portion 212 compensates for the problem of different opening areas of the air duct inlet 211 and the air outlet pipe 31 through the arrangement of the step structure 214. In addition, the step structure 214 can also be supported on the top of the cabinet 1, and can support and position the air exhaust channel 2.

[0065] In some embodiments of the utility model, as shown in Figure 2 and Figure 3 , the side edge of the mounting groove 12 away from the air exhaust port 11 is provided with a first limiting plate 13 extending downward, and the first limiting plate 13 is close to the side wall of the first channel 21.

[0066] The part of the first limiting plate 13 close to the side wall of the first channel 21 can be arranged to be the same as the extension direction of the first channel 21, which can position the first channel 21. When the air exhaust channel 2 is installed along the first direction, the first channel 21 can be installed along the first limiting plate 13. The first limiting plate 13 can also play a partitioning role to separate the air exhaust channel 2 from other components in the cabinet 1.

[0067] In some embodiments of the utility model, as shown in Figure 2As shown, the inner side of the casing 1 is provided with a second limiting plate 14 abutting against the air exhaust channel 2. The second limiting plate 14 can play a role of installation positioning for the air exhaust channel 2.

[0068] In detail, the second limiting plate 14 is arranged on the inner side of the top plate 103 of the casing 1 and vertically extends on the inner side of the top plate 103. The air exhaust channel 2 is installed in place when the side of the air exhaust channel 2 facing the front plate 101 abuts against the second limiting plate 14 along the first direction. The second limiting plate 14 can be provided with one or more and can abut against the first channel 21, the second channel 22 or the third channel.

[0069] In some embodiments of the utility model, as shown in Figure 2 As shown, the inner side of the casing 1 is provided with a support strip 15 supported on the bottom of the air exhaust channel 2.

[0070] In detail, the support strip 15 is arranged on the inner side of the top plate 103 of the casing 1. The support strip 15 can be provided with one or more and can be supported on the bottom of the first channel 21, the second channel 22 or the third channel 23. The support strip 15 can be provided in a T-shaped structure to strengthen the structural strength and reliability.

[0071] In some embodiments of the utility model, as shown in Figure 3 As shown, the air exhaust channel 2 is provided with an ear plate 24 for installing fasteners. The air exhaust channel 2 can be fixedly connected to other structures of the washing equipment through the ear plate 24 and screws, and the air exhaust channel 2 is further fixed. The ear plate 24 can be provided with one or more and can be arranged on the first channel 21, the second channel 22 or the third channel 23.

[0072] In some embodiments of the utility model, as shown in Figure 5 、 Figure 6 and Figure 7 As shown, the inner side of the casing 1 is provided with a first guide strip 16 extending along the first direction and close to the side plate 102 of the casing 1, and the position of the first guide strip 16 is not lower than the air exhaust port 11. The top of the air duct outlet 231 is provided with a first sliding block 232 protruding from the top of the air duct outlet 231. The first sliding block 232 is configured to be capable of being installed between the side plate 102 of the casing 1 and the first guide strip 16 along the first direction. The first guide strip 16 can install and position the third channel 23 through the first sliding block 232.

[0073] As shown in Figure 6In the specific embodiment shown, the position of the air outlet 11 is close to the top of the cabinet 1, and the top of the first guide strip 16 can be directly connected to the top plate 103 of the cabinet 1 to form a sliding groove structure surrounding the first sliding block 232. Alternatively, the first guide strip 16 can also be directly configured as an L-shaped structure and connected to the side plate 102 to form a sliding groove structure surrounding the first sliding block 232. The first guide strip 16 can define the position of the air duct outlet 231 and reduce the situation of air leakage caused by the air duct outlet 231 deviating from the air outlet 11.

[0074] In some embodiments of the present application, as shown in Figure 5 、 Figure 6 and Figure 7 , the inner side of the cabinet 1 is provided with a second guide strip 17 extending along the first direction and close to the side plate 102 of the cabinet 1, and the position of the second guide strip 17 is not higher than the air outlet 11. The bottom of the air duct outlet 231 is provided with a second sliding block 233 protruding from the bottom of the air duct outlet 231. The second sliding block 233 is configured to be fitted between the side plate 102 of the cabinet 1 and the second guide strip 17 along the first direction. The second guide strip 17 can install and position the third channel 23 through the second sliding block 233.

[0075] Further, as shown in Figure 6 , the bottom of the second guide strip 17 extends to the side plate 102 to form a third guide strip 18, and the third guide strip 18 is supported at the bottom of the second sliding block 233. The second guide strip 17 and the third guide strip 18 form an L-shaped structure, and the third guide strip 18 is connected to the side plate 102 to form a sliding groove structure surrounding the second sliding block 233. The second guide strip 17 and the third guide strip 18 can define the position of the air duct outlet 231 and reduce the situation of air leakage caused by the air duct outlet 231 deviating from the air outlet 11.

[0076] In some embodiments of the present application, as shown in Figure 7 , the air outlet 11 and / or the air duct outlet 231 are provided with a grille structure 110. The grille structure 110 can protect the air outlet 11 and / or the air duct outlet 231 from external debris. The grille structure 110 can also disperse the airflow and increase the flow rate of the airflow, which is beneficial to quickly disperse the discharged airflow into the external air and reduce the formation of condensed water.

[0077] The present application also provides a dishwasher comprising a fan assembly 3 and a discharge structure of a washing equipment provided by the present application. The fan assembly 3 and the discharge structure are used to discharge the hot and humid air inside the dishwasher.

[0078] The air exhaust structure of the dishwasher comprises a casing 1 and an air exhaust channel 2. The casing 1 is provided with an air exhaust opening 11 on the side thereof. The air exhaust channel 2 is arranged inside the casing 1 and comprises a first channel 21, a second channel 22 and a third channel 23 connected in sequence. The first channel 21 is bent upwardly from one end of the second channel 22 and forms an air duct inlet 211 for connecting the fan assembly 3. The third channel is inclined upwardly from the other end of the second channel 22 and forms an air duct outlet 231 connected with the air exhaust opening 11.

[0079] The first channel 21, the second channel 22 and the third channel 23 are communicated in sequence. The air flow to be exhausted is sent into the air duct inlet 211 of the air exhaust channel 2 by the fan assembly 3, then passes through the first channel 21, the second channel 22 and the third channel 23 in sequence, and finally is exhausted outside through the air exhaust opening 11 connected with the air duct outlet 231.

[0080] The air exhaust channel 2 is located below the fan assembly 3, and the first channel 21 is bent upwardly to connect the air duct inlet 211 with the fan assembly 3 above. The air duct inlet 211 can be directly connected with the fan assembly 3 or connected with the fan assembly 3 through other pipes or channels.

[0081] The air exhaust channel 2 plays a guiding role for the air flow. Since the third channel 23 is inclined upwardly and connected with the air exhaust opening 11 on the side of the casing 1, the air flow can be guided to be exhausted obliquely upwardly, and the air flow exhausted through the air exhaust opening 11 can continue to flow obliquely upwardly and be dispersed in the air, so that the air flow is not directly blown to the floor and is not easy to condense water on the floor, thereby avoiding leaving water marks on the floor to affect the user experience. The first channel 21 and the third channel 23 extend in different directions, and the second channel 22 between them can transition in direction to enable the air flow to flow smoothly in the air exhaust channel 2 and ensure the exhaust efficiency.

[0082] The other structures, principles and functions of the air exhaust structure of the dishwasher can refer to the air exhaust structure of the washing equipment provided in the utility model, and thus will not be described in detail.

[0083] The above embodiments are only used to illustrate the technical solutions of the utility model, but not to limit the same. Although the utility model has been described in detail with reference to the foregoing embodiments, the technical solutions recorded in the foregoing embodiments can still be modified or some technical features thereof can be replaced equivalently by those skilled in the art. The modification or replacement does not make the corresponding technical solutions deviate from the spirit and scope of the technical solutions claimed by the utility model.

Claims

1. An exhaust structure for a washing machine, characterized in that, include: The casing has an exhaust vent on its side; An exhaust duct is located inside the housing and includes a first duct, a second duct, and a third duct connected in sequence. The first duct extends upward from one end of the second duct and forms an air duct inlet for connecting the fan assembly. The third duct extends upward at an angle from the other end of the second duct and forms an air duct outlet connected to the exhaust port.

2. The exhaust structure of the washing equipment according to claim 1, characterized in that, The top of the housing is provided with a mounting slot, the air outlet pipe of the fan assembly is located above the mounting slot, and the end of the first channel is configured to be able to be inserted into the mounting slot along a first direction.

3. The exhaust structure of the washing equipment according to claim 2, characterized in that, The air duct inlet is provided with a connection part for inserting the air outlet pipe of the fan assembly. The connection part extends out of the mounting groove and is snapped into the air outlet pipe by a snap-fit ​​structure.

4. The exhaust structure of the washing equipment according to claim 3, characterized in that, The air duct inlet is smaller than the air outlet, the connecting part is configured to fit the shape of the air outlet, and the bottom of the connecting part forms a stepped structure that can support the top of the housing.

5. The exhaust structure of the washing equipment according to claim 2, characterized in that, The mounting groove has a first limiting plate extending downward on the side edge away from the exhaust port, and the first limiting plate is close to the side wall of the first channel.

6. The exhaust structure of the washing equipment according to claim 1, characterized in that, The inner side of the housing is provided with a second limiting plate that abuts against the exhaust duct; and / or, The inner side of the housing is provided with a support bar that supports the bottom of the exhaust duct.

7. The exhaust structure of the washing equipment according to claim 1, characterized in that, The exhaust duct is equipped with ear plates for installing fasteners.

8. The exhaust structure of the washing equipment according to claim 1, characterized in that, The inner side of the housing is provided with a first guide strip extending along a first direction and close to the side plate of the housing; the top of the air duct outlet is provided with a first slider, the first slider being configured to be inserted between the side plate of the housing and the first guide strip along the first direction; and / or, The inner side of the housing is provided with a second guide strip extending along a first direction and close to the side plate of the housing. The bottom of the air duct outlet is provided with a second slider, which is configured to be inserted between the side plate of the housing and the second guide strip along the first direction.

9. The exhaust structure of the washing equipment according to any one of claims 1 to 8, characterized in that, The exhaust vent and / or the duct outlet are provided with a grille structure.

10. A dishwasher, characterized in that, It includes a fan assembly and an exhaust structure for the washing equipment as described in any one of claims 1 to 9.