Steam system and kitchen equipment with same

Abstract

The utility model provides a steam system and kitchen equipment with the steam system, the steam system is used for the kitchen equipment, and the steam system comprises a steam generator with a water inlet joint and a steam joint; one end of the steam supply assembly is connected with the steam connector, the other end of the steam supply assembly is connected with kitchen equipment, and the steam supply assembly is used for conveying steam generated by the steam generator into a cavity of the kitchen equipment; one end of the pressure relief assembly is connected with the steam generator, the other end of the pressure relief assembly is connected with the kitchen equipment, and the pressure relief assembly is configured to be in one-way conduction from the steam generator to the kitchen equipment when the pressure in the steam generator reaches the preset pressure. The steam system provided by the embodiment of the utility model can solve the problem of failure of steam functionality caused by blockage of the steam supply assembly.

Description

TECHNICAL FIELD

[0001] The utility model relates to kitchen equipment technical field, especially a kind of steam system and kitchen equipment with it. BACKGROUND

[0002] With the improvement of domestic family life quality, the demand for kitchen equipment is increasing, and higher demands for product function performance are also put forward. Some kitchen equipment needs steam as working medium for disinfection, cooking and other operations. Steam generator can provide high-temperature steam efficiently in a short time, and has wide application in kitchen equipment.

[0003] At present, steam generator mainly has overflow instant heating type and steam water type, which generates heat by heating pipe to heat water in the cavity, and quickly forms high-temperature steam, which is then sprayed from the nozzle. However, due to the presence of calcium and magnesium ions in water, scale will be formed on the wall of the cavity during high-temperature heating, and part of the scale will be carried out of the cavity to the nozzle and accumulated for a long time, causing the nozzle hole to be blocked, resulting in steam functional failure, and affecting the overall user experience. SUMMARY

[0004] The utility model embodiment provides a kind of steam system and kitchen equipment with it, to at least solve the above part technical problems existing in prior art.

[0005] In the first aspect, the utility model embodiment provides a kind of steam system, for kitchen equipment, the steam system includes:

[0006] Steam generator, with water inlet connector and steam connector;

[0007] Steam supply assembly, one end is connected with the steam connector, the other end is connected with kitchen equipment, for steam generated by steam generator is transported to the chamber of kitchen equipment;

[0008] Pressure relief assembly, one end is connected with the steam generator, the other end is connected with the kitchen equipment, the pressure relief assembly is configured to be one-way conducted from the steam generator to the kitchen equipment when the pressure in the steam generator reaches the preset pressure.

[0009] In optional embodiment, the steam supply assembly includes:

[0010] Nozzle, set on kitchen equipment, the nozzle has steam spray hole, for spraying steam into kitchen equipment;

[0011] Steam pipeline, one end is connected with the steam connector, the other end is connected with the nozzle.

[0012] In optional embodiment, the steam spray hole is rectangular hole, round hole or oval hole.

[0013] In an optional embodiment, the nozzle comprises opposite first and second faces, the first face having at least one concave portion comprising a bottom face and a circumferentially continuous side face, one end of the side face being connected to an outer edge of the bottom face and the other end being connected to the first face, the distance between the side face and the center line of the bottom face gradually increasing in a direction from the second face to the first face, and the steam injection hole being arranged on the bottom face.

[0014] In an optional embodiment, the pressure relief assembly comprises:

[0015] a pressure relief pipe having opposite first and second ends, the first end being connected to the steam generator and the second end being connected to the kitchen appliance;

[0016] a one-way valve arranged at the first end or the second end.

[0017] In an optional embodiment, the first end is connected to the water inlet connector, the second end is connected to a fixing base, the fixing base has a receiving cavity, the one-way valve is arranged in the receiving cavity, the inside of the chamber of the kitchen appliance is provided with a fixing head, the fixing head is threadedly connected to the fixing base outside the kitchen appliance through the kitchen appliance, the fixing head fixes the one-way valve in the receiving cavity, and the fixing head has an axial through hole opposite to the outlet of the one-way valve.

[0018] In an optional embodiment, a first sealing ring is arranged between the one-way valve and the fixing base.

[0019] In an optional embodiment, a second sealing ring is arranged between the fixing base and the kitchen appliance.

[0020] In a second aspect, the utility model embodiment provides a kitchen appliance, comprising an inner container and a door assembly, the inner container has a chamber with an open side, the door assembly is used for closing the opening of the chamber, and the kitchen appliance further comprises the steam system in the utility model embodiment.

[0021] In an optional embodiment, the steam supply assembly is connected to the lower part of the door assembly, and the pressure relief assembly is connected to the side wall of the inner container.

[0022] An embodiment of the utility model has the following advantages or beneficial effects:

[0023] The steam system in the embodiment of the utility model, steam generator is used for providing the steam required by kitchen equipment, steam generator has water inlet joint and steam joint, one end of steam supply assembly is connected with steam joint, the other end is connected with kitchen equipment, for conveying the steam generated by steam generator to the chamber of kitchen equipment, one end of pressure relief assembly is connected with steam generator, the other end is connected with kitchen equipment, pressure relief assembly is configured to be one-way conduction from steam generator to kitchen equipment when the pressure in steam generator reaches preset pressure, when the steam supply assembly of the steam system in the embodiment of the utility model is blocked, the pressure in steam generator increases, when the pressure in steam generator reaches preset pressure, pressure relief assembly is conducted, the steam in steam generator is discharged to kitchen equipment along pressure relief assembly, avoid steam functional failure, and the steam is conveyed to kitchen equipment along pressure relief assembly, can continue to provide steam for kitchen equipment, and avoid steam random discharge to cause harm, improve the overall use experience of user. BRIEF DESCRIPTION OF DRAWINGS

[0024] The above and other features and advantages of the present utility model will become more apparent by describing in detail example embodiments thereof with reference to the attached drawings.

[0025] Figure 1 It is the structure schematic diagram of steam system according to an example embodiment;

[0026] Figure 2 It is the local enlarged structure schematic diagram of steam generator according to an example embodiment;

[0027] Figure 3 It is the local section enlarged structure schematic diagram of pressure relief assembly according to an example embodiment;

[0028] Figure 4 It is the structure schematic diagram of steam system applied to kitchen equipment according to an example embodiment.

[0029] Among them, the sign explanation as follows: 1-steam generator, 11-water inlet joint, 111-water inlet interface, 112-pressure relief interface, 12-steam joint, 2-steam supply assembly, 21-shower head, 211-first face, 212-second face, 213-steam jet hole, 214-inner recess, 2141-bottom surface, 2142-lateral surface, 22-steam pipeline, 3-pressure relief assembly, 31-pressure relief pipe, 32-one-way valve, 33-fixing seat, 34-fixing head, 341-axial through hole, 35-first sealing ring, 36-second sealing ring, 100-kitchen equipment, 101-inner container, 102-door assembly. DETAILED DESCRIPTION

[0030] Example implementations will now be described more fully with reference to the accompanying drawings. Example implementations may, however, be implemented in many different forms and should not be construed as limited to the implementations set forth herein; rather, these implementations are provided so that this disclosure will be thorough and complete, and will fully convey the inventive aspects of the example implementations to those skilled in the art. Like reference numerals refer to like elements throughout the figures, and descriptions of the same elements will be omitted from descriptions of the subsequent figures.

[0031] The terms "a," "an," "the" and "said" are used to refer to one or more than one instance of the element in the context in which the terms are used, i.e. these terms are used interchangeably with "one or more" and "at least one." The term "includes" and the like means "comprising" in the context of features recited as being included in the limitation.

[0032] Embodiments of the present application provide a steam system, the steam system of the embodiments of the present application is used for a kitchen device 100, and the steam system can provide steam for the kitchen device 100.

[0033] The kitchen device 100 of the embodiments of the present application can include a steamer, a steam oven, a microwave steamer, a dishwasher or other kitchen device 100 using steam as a working medium.

[0034] The kitchen device 100 can include an inner container 101, and the inner container 101 forms a chamber of the kitchen device 100. Steam is delivered into the chamber, and a high-temperature environment is formed in the chamber, which can be used for heating food, sterilizing tableware and other operations.

[0035] Referring to Figures 1 to 4 The steam system of the embodiments of the present application includes a steam generator 1, a steam supply assembly 2 and a pressure relief assembly 3, the steam generator 1 has a water inlet joint 11 and a steam joint 12. One end of the steam supply assembly 2 is connected to the steam joint 12, and the other end is connected to the kitchen device 100. The steam supply assembly 2 is used to deliver steam generated by the steam generator 1 into the chamber of the kitchen device 100. One end of the pressure relief assembly 3 is connected to the steam generator 1, and the other end is connected to the kitchen device 100. The pressure relief assembly 3 is configured to be one-way conducted from the steam generator 1 to the kitchen device 100 when the pressure in the steam generator 1 reaches a preset pressure.

[0036] The utility model discloses a steam system, steam generator 1 is used to provide the steam required by kitchen equipment 100, steam generator 1 has water inlet joint 11 and steam joint 12, water inlet joint 11 connects the water source such as water storage equipment or water pipe, to supply water to steam generator 1, steam generator 1 heats water, and steam is formed quickly, and is exported through steam joint 12. Steam supply assembly 2 one end is connected steam joint 12, the other end connects kitchen equipment 100, is used to deliver steam generator 1 generated steam to the chamber of kitchen equipment 100. One end of pressure relief assembly 3 is connected steam generator 1, and the other end connects kitchen equipment 100, and pressure relief assembly 3 is configured to when the pressure in steam generator 1 reaches the preset pressure, one-way conduction from steam generator 1 to kitchen equipment 100. When steam supply assembly 2 is blocked, the pressure in steam generator 1 increases, when the pressure in steam generator 1 reaches the preset pressure, pressure relief assembly 3 is conducted, and the steam in steam generator 1 is discharged to kitchen equipment 100 along pressure relief assembly 3, avoids steam functionality failure, and the steam is transported to kitchen equipment 100 along pressure relief assembly 3, can continue to provide steam for kitchen equipment 100, and avoid steam random discharge to cause harm, improve the overall use experience of user simultaneously.

[0037] In some embodiments, steam generator 1 can include a housing and a heater disposed inside the housing. The housing is provided with a water inlet joint 11 and a steam joint 12. Water is input into the housing through the water inlet joint 11. The heater generates heat to heat the water in the housing, thereby generating steam. The heater can be an electric heating tube or other forms of heater suitable for heating water.

[0038] In some embodiments, referring to Figure 1 , steam supply assembly 2 includes a spray head 21 and a steam pipeline 22. The spray head 21 is provided on the kitchen equipment 100 and has steam spray holes 213 for spraying steam into the kitchen equipment 100. One end of the steam pipeline 22 is connected to the steam joint 12, and the other end is connected to the spray head 21. The steam generated in the steam generator 1 enters the steam pipeline 22 through the steam joint 12, is transported to the spray head 21 along the steam pipeline 22, and is sprayed into the kitchen equipment 100 through the steam spray holes 213 on the spray head 21. The steam spray holes 213 on the spray head 21 can make the steam evenly diffuse in the kitchen equipment 100, making the temperature in the chamber of the kitchen equipment 100 uniform.

[0039] In the utility model embodiment, the shape and number of steam spray holes 213 are not limited and can be determined according to specific conditions.

[0040] In some embodiments, the steam injection holes 213 are rectangular holes, circular holes or elliptical holes. The steam injection holes 213 on the steam injection head 21 can be of the same shape or different shapes. For example, the steam injection holes 213 on the steam injection head 21 can all be rectangular holes, or all be circular holes, or all be elliptical holes. The steam injection holes 213 on the steam injection head 21 can also be partially rectangular holes, partially circular holes or partially elliptical holes.

[0041] In some embodiments, the steam injection holes 213 on the steam injection head 21 can be regularly distributed or irregularly distributed. In specific implementations, the steam injection holes 213 on the steam injection head 21 can be arrayed. The steam injection holes 213 can be arrayed in a circular array or arrayed in a rectangular array.

[0042] In some embodiments, the steam injection head 21 can have multiple injection zones, each of which is provided with multiple steam injection holes 213. The steam injection holes 213 in different injection zones can be distributed in the same way or in different ways. In exemplary embodiments, the steam injection holes 213 in different injection zones can all be regularly distributed or all be irregularly distributed. Alternatively, the steam injection holes 213 in some injection zones can be regularly distributed and the steam injection holes 213 in some other injection zones can be irregularly distributed. In specific implementations, when the steam injection holes 213 in different injection zones are regularly distributed, the regular distribution in different injection zones can be the same or different. For example, the steam injection holes 213 can be arrayed in a circular array in some injection zones and arrayed in a rectangular array in some other injection zones. Alternatively, the steam injection holes 213 can all be arrayed in a circular array or all be arrayed in a rectangular array in all injection zones.

[0043] In some embodiments, the steam injection head 21 can have any specific shape, for example, the steam injection head 21 can be long-strip-shaped or circular.

[0044] In exemplary embodiments, the steam injection head 21 is long-strip-shaped, the steam injection holes 213 are rectangular holes, and the length direction of the steam injection holes 213 is consistent with the length direction of the steam injection head 21. The use of a long-strip-shaped steam injection head 21 can uniformly inject steam into the kitchen equipment 100. The use of rectangular steam injection holes 213 can facilitate the uniform distribution of steam in the kitchen equipment 100.

[0045] In some embodiments, referring to Figure 1 , the steam injection head 21 comprises opposite first and second faces 211 and 212, the steam injection holes 213 are arranged on the first face 211, and the first face 211 forms an injection face. The first face 211 can be circular or long-strip-shaped. The steam pipeline 22 can be connected to the second face 212. The second face 212 can be provided with an interface for connecting to the steam pipeline 22. In specific implementations, the steam pipeline 22 is connected to the middle part of the second face 212.

[0046] In some embodiments, referring to Figure 1The first surface 211 has at least one concave portion 214, which includes a bottom surface 2141 and a circumferentially continuous side surface 2142. One end of the side surface 2142 is connected to an outer edge of the bottom surface 2141, and the other end is connected to the first surface 211. The distance between the side surface 2142 and the center line of the bottom surface 2141 gradually increases in the direction from the second surface 212 to the first surface 211. The steam injection hole 213 is arranged on the bottom surface 2141. The steam injection hole 213 is arranged on the bottom surface 2141 of the concave portion 214, and the concave portion 214 can adjust the steam injection direction. The concave portion 214 can be two or more, for example. The first surface 211 is long and narrow, and the two or more concave portions 214 are distributed along the length direction of the first surface 211. Each concave portion 214 forms a steam injection area.

[0047] In some embodiments, referring to Figure 1 , the bottom surface 2141 of the concave portion 214 can be long and narrow or have other shapes. In an exemplary embodiment, the bottom surface 2141 of the concave portion 214 is long and narrow, and the steam injection hole 213 is a rectangular hole. The length direction of the steam injection hole 213 is consistent with the length direction of the bottom surface 2141. The number of steam injection holes 213 arranged in each concave portion 214 is not limited. For example, two or more steam injection holes 213 can be arranged in each concave portion 214.

[0048] In an exemplary embodiment, the bottom surface 2141 of the concave portion 214 is long and narrow, and two steam injection holes 213 are arranged on the bottom surface 2141, close to the two sides of the length direction of the bottom surface 2141.

[0049] In some embodiments, referring to Figure 1 and Figure 3 , Figure 3 The arrow in the figure indicates the steam flow direction. The pressure relief assembly 3 includes a pressure relief pipe 31 and a one-way valve 32. The pressure relief pipe 31 has opposite first and second ends. The first end is connected to the steam generator 1, and the second end is connected to the kitchen appliance 100. In a specific implementation, the second end can be connected to the inner container 101 of the kitchen appliance 100. The one-way valve 32 is arranged at the first end or the second end. The one-way valve 32 is arranged at the first end or the second end of the pressure relief pipe 31, which facilitates assembly.

[0050] The steam generator 1 can be provided with a pressure relief joint, and the pressure relief assembly 3 is connected to the pressure relief joint. For example, the first end of the pressure relief pipe 31 is connected to the pressure relief joint. When the pressure in the steam generator 1 reaches a predetermined pressure, the one-way valve 32 is turned on, the steam enters the pressure relief pipe 31 from the pressure relief joint, and is discharged into the kitchen appliance 100 along the pressure relief pipe 31.

[0051] In some embodiments, referring to Figure 1 and Figure 2The first end of the pressure relief pipe 31 is connected with the water inlet joint 11. The first end of the pressure relief pipe 31 is connected with the water inlet joint 11, which can reduce the number of joints on the steam generator 1, reduce the manufacturing process, and reduce the manufacturing difficulty and cost. In the example embodiment, the water inlet joint 11 has a water inlet interface 111 and a pressure relief interface 112. The water inlet interface 111 is used to connect a water tank, a water pipeline, or the like. The pressure relief interface 112 is connected with the pressure relief pipe 31. In a specific implementation, the water inlet joint 11 can be a tee joint.

[0052] In some embodiments, referring to Figure 3 The second end of the pressure relief pipe 31 is connected with a fixing seat 33. The fixing seat 33 has a receiving cavity. The one-way valve 32 is arranged in the receiving cavity. The chamber of the kitchen device 100 has a fixing head 34 arranged inside the chamber. The fixing head 34 is threadedly connected with the fixing seat 33 outside the kitchen device 100 through the kitchen device 100. The fixing head 34 fixes the one-way valve 32 in the receiving cavity. The fixing head 34 has an axial through hole 341 opposite to the outlet of the one-way valve 32. When the pressure relief assembly 3 is connected with the kitchen device 100, the fixing head 34 is arranged inside the kitchen device 100, the fixing seat 33 is arranged outside the kitchen device 100, and the fixing head 34 is threadedly connected with the fixing seat 33 through the kitchen device 100, so as to be fixed with the kitchen device 100. At the same time, the fixing head 34 fixes the one-way valve 32 in the receiving cavity. The end of the axial through hole 341 away from the fixing seat 33 is hexagonal. The end of the axial through hole 341 is hexagonal, which can be matched with a hexagonal wrench, so that the hexagonal wrench can be used for installation or disassembly. The nut at the end of the fixing head 34 can also be hexagonal, so that an open wrench or a socket wrench can be used for installation or disassembly.

[0053] In some embodiments, referring to Figure 3 A first sealing ring 35 is arranged between the one-way valve 32 and the fixing seat 33. The first sealing ring 35 can seal the one-way valve 32 and the fixing seat 33 to prevent steam leakage.

[0054] In some embodiments, referring to Figure 3 A second sealing ring 36 is arranged between the fixing seat 33 and the kitchen device 100. The second sealing ring 36 can seal the fixing seat 33 and the kitchen device 100 to prevent steam leakage.

[0055] Referring to Figure 4 The utility model embodiment provides a kitchen device 100, including inner bag 101 and door component 102, inner bag 101 has the chamber of one side opening, door component 102 is used for closing the opening of chamber, still include the steam system of utility model embodiment.

[0056] In the utility model embodiment, the steam supply assembly 2 can be connected with the inner bag 101 or the door component 102.

[0057] In some embodiments, referring to Figure 4 In some embodiments, the steam supply assembly 2 is connected to the lower part of the door assembly 102. In some embodiments, the nozzle 21 is fixed to the door assembly 102, and the nozzle 21 is arranged on the door assembly 102, which facilitates assembly and layout and reduces the space occupation of the chamber of the kitchen device 100.

[0058] In some embodiments, the pressure relief assembly 3 is connected to the side wall of the inner container 101. In some embodiments, the fixing head 34 is arranged inside the inner container 101, the fixing seat 33 is arranged outside the inner container 101, the inner container 101 is provided with a pressure relief hole, the fixing head 34 is screwed with the fixing seat 33 through the pressure relief hole, so as to be fixed to the inner container 101, and the fixing head 34 fixes the one-way valve 32 in the accommodating cavity. The shape of the pressure relief hole on the inner container 101 can be circular, directional or other shapes.

[0059] The steam generated by the steam generator 1 is input into the kitchen device 100. When the kitchen device 100 is a cooking device, the steam can heat the food in the chamber. When the kitchen device 100 is a dishwasher, the steam can sterilize and dry the tableware.

[0060] In the embodiments of the present application, the term "a plurality of" refers to two or more, unless otherwise specified. The terms "mounting", "connecting", "fixing" and the like should be understood in a broad sense, for example, "connecting" can be fixed connection, can also be detachable connection, or integral connection. For those skilled in the art, the specific meaning of the above terms in the embodiments of the present application can be understood according to the specific circumstances.

[0061] In the description of the embodiments of the present application, it should be understood that the terms "upper", "lower" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the embodiments of the present application and simplifying the description, and do not indicate or imply that the devices or units referred to must have a specific direction, be constructed and operated in a specific orientation, therefore, it cannot be understood as a limitation on the embodiments of the present application.

[0062] In the description of the present application, the terms "one embodiment", "one preferred embodiment" and the like mean that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In the present application, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0063] The above merely describes preferred embodiments of the present application, and is not intended to limit the present application. For those skilled in the art, the present application can have various modifications and changes. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A steam system for a kitchen appliance (100), characterized in that, The steam system comprises: a steam generator (1) having a water inlet joint (11) and a steam joint (12); a steam supply assembly (2) connected to one end of the steam joint (12) and to the other end of a kitchen device (100), for conveying steam generated by the steam generator (1) into a cavity of the kitchen device (100); a pressure relief assembly (3) connected to one end of the steam generator (1) and to the other end of the kitchen device (100), the pressure relief assembly (3) being configured to be one-way conducted from the steam generator (1) to the kitchen device (100) when the pressure in the steam generator (1) reaches a preset pressure.

2. The steam system of claim 1, wherein, The steam supply assembly (2) comprises: a nozzle (21) provided on the kitchen device (100), the nozzle (21) having a steam injection hole (213) for injecting steam into the kitchen device (100); a steam pipeline (22) connected to one end of the steam joint (12) and to the other end of the nozzle (21).

3. The steam system of claim 2, wherein, The steam injection hole (213) is a rectangular hole, a circular hole or an elliptical hole.

4. The steam system of claim 2, wherein, The nozzle (21) comprises opposite first and second faces (211, 212), the first face (211) having at least one concave portion (214) comprising a bottom face (2141) and a circumferentially continuous side face (2142), one end of the side face (2142) being connected to an outer edge of the bottom face (2141) and the other end being connected to the first face (211), the distance between the side face (2142) and the center line of the bottom face (2141) gradually increasing in a direction from the second face (212) to the first face (211), and the steam injection hole (213) being provided on the bottom face (2141).

5. The steam system of claim 1, wherein, The pressure relief assembly (3) comprises: a pressure relief pipeline (31) having opposite first and second ends, the first end being connected to the steam generator (1) and the second end being connected to the kitchen device (100); a one-way valve (32) provided at the first end or the second end.

6. The steam system of claim 5, wherein, The first end is connected to the water inlet joint (11), and the second end is connected to a fixing seat (33) having a receiving cavity, the one-way valve (32) being provided in the receiving cavity, a fixing head (34) being provided inside a cavity of the kitchen device (100), the fixing head (34) being threadedly connected to the fixing seat (33) outside the kitchen device (100) through the kitchen device (100), the fixing head (34) fixing the one-way valve (32) in the receiving cavity, and the fixing head (34) having an axial through hole (341) opposite to an outlet of the one-way valve (32).

7. The steam system of claim 6, wherein, A first sealing ring (35) is provided between the one-way valve (32) and the fixing seat (33).

8. The steam system of claim 6, wherein, A second sealing ring (36) is provided between the fixing seat (33) and the kitchen device (100).

9. A kitchen appliance (100) comprising an inner vessel (101) having a chamber with an open side and a door assembly (102) for closing the opening of the chamber, characterized in that, The steam system of any one of claims 1-8 is further included.

10. The kitchen device (100) according to claim 9, characterized in that The steam supply assembly (2) is connected with the lower part of the door assembly (102), and the pressure relief assembly (3) is connected with the side wall of the inner container (101).

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