CN107440539B

CN107440539B - Steam valve assembly and electric cooker with same

Info

Publication number: CN107440539B
Application number: CN201610380830.0A
Authority: CN
Inventors: 朱传斌; 袁伟; 陈显怀; 黎国柱; 陈伟; 彭晶
Original assignee: Midea Group Co Ltd; Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
Current assignee: Midea Group Co Ltd; Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
Priority date: 2016-05-31
Filing date: 2016-05-31
Publication date: 2023-08-22
Anticipated expiration: 2036-05-31
Also published as: CN107440539A

Abstract

The application relates to the technical field of kitchen cookers, in particular to a steam valve assembly and an electric cooker with the steam valve assembly. The steam valve assembly valve comprises a valve cover and a valve seat, wherein the valve cover is covered on the valve seat to form a first cavity, at least one second cavity is arranged in the first cavity, as a plurality of cavities are arranged in the steam valve assembly, bubbles can be broken and flow back for many times, the anti-overflow performance is better, a bubble breaking piece and a supporting mechanism are arranged in the second cavity, the bubble breaking piece can roll in the second cavity under the action of steam to break foam entering into the second cavity, an air passing channel is arranged on the supporting mechanism, steam can enter the second cavity through the air passing channel, and the size of the air passing channel on the supporting mechanism is small, so that the bubble breaking effect can be achieved when the steam passes through the air passing channel; further increases the effects of breaking bubbles and refluxing, and the anti-overflow performance of the electric cooker is better.

Description

Steam valve assembly and electric cooker with same

Technical Field

The application relates to the technical field of kitchen cookers, in particular to a steam valve assembly and an electric cooker with the steam valve assembly.

Background

At present, the electric rice cooker products all comprise a steam valve component, and the steam valve component has the main function of preventing rice from overflowing in the heating process; when cooking, the rice soup steam in the pot enters the steam valve assembly, and the rice soup bubbles break into rice soup when passing through the air inlet hole arranged on the steam valve assembly, and flow back to the inner pot filled with food, thereby playing an anti-overflow role. Meanwhile, the boiling of rice can be more severe due to the large-fire heating, so that the rice can be eaten better, and if the overflow-preventing performance of the steam valve assembly is not good, the large-fire heating overflows, so that the heating fire is reduced, and the performance of the rice is sacrificed.

The general method for solving the overflow of the steam valve assembly at present is to increase the length of a steam channel, so that the rice soup of steam enters from an air inlet of the steam valve assembly and flows out from a backflow hole to flow back into an inner pot, and the steam is discharged from an air outlet of the steam valve assembly; however, due to the limitation of the structure and the size, the problem of rice overflow can also exist when the steam channel length and the cavity space change are simply changed to break the foam and reflux, and the overflow prevention performance of the steam valve assembly is poor; in addition, the exhaust hole of the steam valve is generally directly communicated with the world in the electric cooker product on the current market, so that the steam generated by boiling the liquid in the cooker in the cooking process of the product can be smoothly discharged, but the steam is communicated with the outside in the cooker because the exhaust hole, so that the domestic heat in the cooking and heat preservation process can be dissipated out of the air through the steam hole, and the heating efficiency and the heat preservation effect are poor.

Disclosure of Invention

The technical problems to be solved by the application are as follows: the existing steam valve component has poor foam breaking and backflow capabilities, poor overflow prevention performance and low heat preservation and heating efficiency; it is therefore desirable to provide a steam valve assembly that has good spill resistance, high heating efficiency and high thermal efficiency.

(II) technical scheme

In order to solve the technical problems, the application provides a steam valve assembly, which comprises a valve seat and a valve cover, wherein a first cavity is formed on the valve seat by the valve cover, a steam outlet communicated with the first cavity is formed on the valve cover, a steam inlet and a backflow hole are formed on the valve seat, at least one second cavity is formed in the first cavity, an air inlet of each second cavity is communicated with the steam inlet, and an air outlet of each second cavity is communicated with the first cavity; the second cavity is internally provided with a foam breaking piece, and the foam breaking piece can roll in the second cavity under the action of steam to break foam entering the second cavity; the air inlet of the second cavity is provided with a bearing mechanism for bearing the foam breaking piece, and the bearing mechanism is provided with an air passage which can be communicated with the steam inlet and the second cavity.

The application has the beneficial effects that:

the steam valve assembly valve comprises a valve cover and a valve seat, wherein the valve cover is covered on the valve seat to form a first cavity, at least one second cavity is arranged in the first cavity, a foam breaking piece is further arranged in the second cavity, steam in a pot in the electric cooker enters an air inlet of the second cavity from a steam inlet, when the concentration of the steam reaches a certain degree, the steam pushes the foam breaking piece to move upwards and enter the second cavity, the foam breaking piece rolls in the electric cooker under the pushing of the steam at the moment, and bubbles entering the second cavity are broken up, so that part of the steam is changed into rice soup to flow back, the foam breaking efficiency and the anti-overflow performance are further improved, a large amount of steam with pressure energy and heat energy is reduced to be discharged, the heat preservation performance is better, and the steam valve assembly valve is more energy-saving and environment-friendly; the ball is limited by the bearing bracket, so that the ball can be more reliably placed in the second cavity, and because the air passage is arranged on the bearing mechanism for bearing and fixing the foam breaking piece, when the ball falls to the lowest position, steam can enter the second cavity through the air passage; thus avoiding the generation of pressure and danger; because the size of the overair channel on the bearing mechanism is very small, the steam can also play a role in breaking bubbles when passing through the overair channel, the effects of breaking bubbles and refluxing are further increased, the possibility that rice soup overflows from a steam outlet is reduced, and the anti-overflow performance of the electric cooker is better.

Further, the first cavity is internally provided with a second cavity, and the lower end of the second cavity is connected with the valve seat; the foam breaking piece is a ball arranged at the air inlet.

Further, a sleeve is arranged at the air inlet of the second cavity, the second cavity is communicated with the steam inlet through the sleeve, the steam inlet on the valve seat is communicated with the air inlet of the second cavity through the sleeve, a plurality of protrusions are arranged on the inner side wall of the sleeve at intervals in the circumferential direction, one end of each protrusion is connected with the inner wall of the sleeve, the other end of each protrusion extends to the inner side of the sleeve, and the protrusions are distributed in a spoke shape to form an annular bearing mechanism; the gas passing channel is a gap between two adjacent bulges.

Further, the middle part of the bearing mechanism is surrounded with an air passing hole, and the diameter of the ball is larger than that of the air passing hole.

Further, the diameter of the sphere is 8-38 mm, and the weight of the sphere is 0.7-5 g.

Further, a plurality of balls are arranged.

Further, the device also comprises a cavity seat and a cavity cover, wherein one cavity seat is connected with one cavity cover to form a second cavity; the air outlet of the second cavity is arranged on the cavity seat and/or the cavity cover and is communicated with the first cavity and the second cavity.

Further, at least one blocking rib is arranged in the first cavity.

Further, a reflux valve is arranged at the reflux hole.

Further, the method comprises the steps of: and a sealing rib is further arranged at the joint of the valve cover and the valve seat.

The application also provides an electric cooker, which comprises a cooker cover and a cooker body, wherein the cooker cover is provided with the steam valve assembly according to any one of the above.

Drawings

The advantages of the foregoing and/or additional aspects of the present application will become apparent and readily appreciated from the description of the embodiments, taken in conjunction with the accompanying drawings, wherein:

FIG. 1 is a schematic exploded view of a steam valve assembly according to an embodiment of the present application;

FIG. 2 is a cross-sectional view of a steam valve assembly according to an embodiment of the present application;

fig. 3 is a schematic structural view of the cavity base in the present embodiment.

Wherein the correspondence between the reference numerals and the component names in fig. 1 to 3 is:

1. valve cover, 11, first cavity, 111, second cavity, 1111, cavity seat, 1112, cavity cover, 1113, air inlet, 1114, air outlet, 1115, sleeve, 1116, protrusion, 1117, foam breaking piece, 1118, clamping groove, 1119, buckle, 112, sealing rib, 113, supporting mechanism, 12, steam outlet, 13, blocking rib, 15, pipe, 151, constriction section, 2, valve seat, 21, steam inlet, 22, backflow hole, 221, backflow valve, 23, gas passing hole, 24, gas passing channel.

Detailed Description

In order that the above-recited objects, features and advantages of the present application will be more clearly understood, a more particular description of the application will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, without conflict, the embodiments of the present application and features in the embodiments may be combined with each other.

As shown in fig. 1 to 3, the present application provides a steam valve assembly, which comprises a valve seat 2 and a valve cover 1, wherein the valve cover 1 covers the valve seat 2 to form a first cavity 11, a steam outlet 12 communicated with the first cavity 11 is arranged on the valve cover 1, a steam inlet 21 and a backflow hole 22 are arranged on the valve seat 2, at least one second cavity 111 is also arranged in the first cavity 11, an air inlet 1113 of each second cavity 111 is communicated with the steam inlet 21, and an air outlet 1114 of each second cavity 111 is communicated with the first cavity 11; a foam breaking member 1117 is arranged in the second cavity 111, and the foam breaking member 1117 can roll in the second cavity 111 under the action of steam so as to break foam entering the second cavity 111; the air inlet 1113 of the second cavity 111 is provided with a supporting mechanism 113 for supporting the foam breaking member 1117, and the supporting mechanism 113 is provided with an air passage 24 capable of communicating the steam inlet 21 with the second cavity 111.

The steam valve assembly is internally provided with the plurality of cavities, so that bubbles can be broken and reflowed for multiple times, the anti-overflow performance is better, and the steam valve assembly is internally provided with the plurality of cavities, so that the steam can pass through the steam valve assembly more far and stays for longer time, the bubbles are broken and reflow more easily, the discharge amount of the steam is reduced, and the anti-overflow performance of the steam valve assembly is better; because the overflow-proof performance of the steam valve assembly is better, the inner pot of the electric cooker can adapt to larger firepower, so that boiling in the electric cooker is more severe, the taste of rice is better, and the performance of the rice is improved; the second cavity is internally provided with a bubble breaking piece, steam in the inner pot of the electric cooker enters the air inlet of the second cavity from the steam inlet, when the concentration of the steam reaches a certain degree, the steam pushes the bubble breaking piece to move upwards and enter the second cavity, at the moment, the bubble breaking piece rolls in the electric cooker under the pushing of the steam, and the bubbles entering the second cavity are broken up, so that part of the steam is changed into rice soup to flow back, the bubble breaking efficiency and the anti-overflow performance are further improved, a large amount of steam with pressure energy and heat energy is reduced, the heat preservation performance is better, and the electric cooker is more energy-saving and environment-friendly; the ball is limited by the bearing bracket, so that the ball can be more reliably placed in the second cavity, and because the air passage is arranged on the bearing mechanism for bearing and fixing the foam breaking piece, when the ball falls to the lowest position, steam can enter the second cavity through the air passage; thus avoiding the generation of pressure and danger; because the size of the overair channel on the bearing mechanism is very small, the steam can also play a role in breaking bubbles when passing through the overair channel, the effects of breaking bubbles and refluxing are further increased, the possibility that rice soup overflows from a steam outlet is reduced, and the anti-overflow performance of the electric cooker is better.

Example 1

As shown in fig. 1 and 2, the steam valve assembly provided in this embodiment includes a valve seat 2 and a valve cover 1, the valve cover 1 is covered on the valve seat 2 to enclose a first cavity 11, a second cavity 111 is also disposed in the first cavity 11, a steam outlet 12 communicating with the first cavity 11 is disposed on the valve cover 1, a steam inlet 21 and a backflow hole 22 are disposed on the valve seat 2, and an air inlet 1113 of the second cavity 111 communicates with the steam inlet 21 through a steam channel; meanwhile, in this embodiment, a foam breaking member 1117 is further disposed in the second cavity 111, and the foam breaking member 1117 can roll in the second cavity 111 under the action of steam to break the foam entering the second cavity 111. Specifically, the bubble breaking member 1117 is a sphere provided in the second cavity 111, and the diameter of the sphere is equal to or larger than the diameter of the air outlet 1114 so that the sphere can be retained in the second cavity; when the electric cooker works, steam firstly enters from the steam inlet 21 on the valve seat 2 until the steam concentration reaches a certain degree, the steam pushes the bubble breaking member 1117 to open and enters the second cavity 111 from the air outlet, the ball rolls in the electric cooker under the pushing of the steam to break bubbles in the steam, so that part of the steam is changed into rice soup to flow back, the bubble breaking efficiency and the anti-overflow performance are further improved, a large amount of steam with pressure energy and heat energy is reduced to be discharged, the heat preservation performance is better, and the electric cooker is more energy-saving and environment-friendly; meanwhile, the second cavity 111 effectively blocks and buffers the injection of the rice water and the steam, so that the quantity of the foam breaking reflux of the steam in the second cavity 111 is further increased, the steam is changed into the rice water and returns to the inner pot of the electric cooker along the steam channel and the steam inlet 21; another part of steam enters the first cavity 11 from the air outlet 1114 of the second cavity 111, wherein a part of steam breaks into rice soup solution in the first cavity 11, flows into a backflow hole 22 arranged on the valve seat 2 along the side wall of the valve seat 2, returns to an inner pot of the electric cooker along the backflow hole 22, and only a small part of steam is discharged from the steam outlet 12; through breaking bubble, backward flow twice, can reduce the possibility that rice water overflowed from steam outlet 12 to a great extent, ensure food and the hot water in the electric rice cooker can not follow steam outlet 12 and discharge, electric rice cooker's anti-overflow performance is better.

Preferably, the ball is made of nonhazardous materials such as stainless steel or alloy, has certain strength and high temperature resistance, and avoids the problem of damage and deformation when the ball rolls under the pushing of high temperature; wherein the diameter of the ball is 8-38 mm, the weight is about 0.7-5 g, and the diameter of the ball is larger than the diameter of the air outlet 1114 of the second cavity 111 to prevent the ball from falling; the weight of the ball needs to be specifically set according to the power of the electric rice cooker and the boiling condition of the electric rice cooker, if the ball is too heavy, the ball is not easy to push up, the movement frequency of the ball in the second cavity 111 is too low, the foam breaking effect is poor, if the ball is too light, the ball overflows along with rice soup at the top of the second cavity 111, and the foam cannot be broken; preferably, the diameter of the sphere is 10mm and the weight is 1g.

Of course, the foam breaking member 1117 in this embodiment is not limited to a sphere structure, but may be an ellipsoid, a cuboid, a triangular prism, a quadrangular prism, a pentagonal prism, a hexagonal prism, etc., so long as the purpose that the foam breaking member 1117 can roll in the second cavity to break up the foam in the second cavity can be achieved, which also belongs to the design concept of the present application and shall fall within the protection scope of the present application.

And the ball is limited by arranging the bearing bracket, so that the ball can be more reliably placed in the second cavity, and because the air passage 24 is arranged on the bearing mechanism 113 for bearing and fixing the ball, when the ball falls to the lowest position, steam can enter the second cavity through the air passage; thus avoiding the generation of pressure and danger; because the size of the overair channel on the bearing mechanism is very small, the steam can also play a role in breaking bubbles when passing through the overair channel, the effects of breaking bubbles and refluxing are further increased, the possibility that rice soup overflows from a steam outlet is reduced, and the anti-overflow performance of the electric cooker is better.

As shown in fig. 1 to 3, an air inlet 1113 of the second cavity 111 is provided with a sleeve 1115, the second cavity 111 is communicated with the steam inlet 21 through the sleeve 1115, the steam inlet 21 on the valve seat 2 is communicated with the air inlet 1113 of the second cavity 111 through the sleeve 1115, a plurality of protrusions 1116 are circumferentially and intermittently arranged on the inner side wall of the sleeve 1115, one end of each protrusion 1116 is connected with the inner wall of the sleeve 1115, the other end extends towards the inner side of the sleeve 1115, and the protrusions 1116 are distributed in spoke shape to form an annular bearing seat, namely the bearing seat is the bearing mechanism 113; the middle part of the bearing seat encloses an air passing hole 23, and the diameter of the ball is larger than that of the air passing hole 23. When the rice cooker is not heated, the lower end of the small ball is positioned in the round hole and is connected with the inner end of each bulge 1116 so as to seal the sleeve; wherein the inner ends of the protrusions 1116 may be sequentially connected or spaced apart from each other; by arranging the bearing bracket to limit the ball, the ball can more accurately and reliably block the air inlet, and the defect of poor heat preservation caused by the fact that the ball cannot roll to the air inlet 1113 of the second cavity 111 is avoided; because the plurality of protrusions 1116 are spaced apart, steam can enter the second cavity 111 through the gaps between adjacent protrusions 1116, so that the pellets can function as both an anti-overflow and moisture retaining function, and at the same time, even if the pellets fall to the lowest position, the sleeve is not completely blocked, thereby avoiding the occurrence of pressure and danger.

It should be noted that, the supporting mechanism 113 is not limited to the manner in this embodiment, for example, the supporting mechanism 113 is an annular rib disposed in the sleeve 1115, and then a through hole is formed on the rib as the air passing channel 24, which can also achieve the purpose of fixing the ball and communicating the steam inlet 21 and the second cavity 111 when the ball closes the air inlet, and avoid generating pressure and danger while achieving anti-overflow heat preservation.

In this embodiment, only one second cavity 111 is provided, and it should be noted that a plurality of second cavities 111, such as two, three, etc., may be provided, and the plurality of second cavities 111 are connected in series, so as to further increase the residence time of steam in the steam valve assembly, improve the capability of breaking bubbles and refluxing, ensure the anti-overflow performance of the electric cooker, and also achieve the purpose of the application.

In this embodiment, the lower end of the second cavity 111 is fixed on the valve seat 2, as shown in fig. 2, the steam inlet 21 is communicated with a section of pipe 15 with a circular cross-section, the channel inside the pipe 15 forms a channel for steam circulation, the pipe 15 is stepped (i.e. the outer diameter of the upper end of the pipe 15 is smaller than the inner diameter of the rear end of the pipe 15), the sleeve 1115 disposed at the lower end of the second cavity is sleeved with the contracted section 151 at the upper end of the pipe 15, so that the second cavity 111 is fixed on the valve seat 2, and meanwhile, the outer diameter of the pipe 15 is larger than the inner diameter of the sleeve 1115, so that the sleeve 1115 can be clamped at the contracted section 151 of the pipe 15 in the process of mutual sleeving, so as to limit the second cavity 111 so as to prevent the second cavity 111 from moving downwards, and the installation of the second cavity 111 is more convenient.

In this embodiment, the sleeve 1115 and the constriction 151 are both cylindrical, but it should be understood that the constriction 151 and the sleeve 1115 may have other shapes, such as rectangular, triangular, or other irregular shapes, so long as the second cavity 111 is fixed on the valve seat 2.

In this embodiment, the sleeve 1115 and the constriction 151 are both cylindrical, but it should be understood that the constriction 151 and the sleeve 1115 may be of other shapes, such as rectangular, triangular, or other irregular shapes, so long as the second cavity 111 is fixed on the valve seat 2. Meanwhile, in this embodiment, the lower end of the second cavity 111 may be provided with a contraction section 151, and the pipe 15 is provided with a sleeve 1115 matched with the contraction section 151, so that the purpose of sleeving the second cavity 111 and the valve seat 2 in the application can be achieved; and the second cavity 111 may be mounted and fixed on the valve cover 1, so long as the air inlet 1113 of the second cavity 111 is communicated with the steam inlet 21, and the air outlet 1114 of the second cavity 111 is communicated with the first cavity 11, the purpose of improving the anti-overflow performance in the application can be achieved.

As shown in fig. 2, in this embodiment, the valve cover 1 and/or the valve seat 2 is further provided with at least one rib 13, preferably, the ribs 13 are provided with a plurality of ribs, the ribs 13 form a steam flow channel in the first cavity 11, and steam and rice water entering from the inner pot of the electric cooker enter the second cavity 111 first, because the second cavity 111 effectively blocks and buffers injection of the rice water and steam, a part of steam breaks bubbles and flows back into the inner pot of the electric cooker, and at the same time, a part of steam enters the first cavity 11 from the air outlet 1114 of the second cavity 111 and flows in a steam flow channel limited by the ribs 13, and because the ribs 13 form a very long steam flow channel in the first cavity 11, the steam stays in the first cavity 11 for a longer time, so that the steam is easier to flow back into the inner pot, only a part of high-temperature steam is discharged from the steam outlet 12, the anti-overflow performance of the steam valve assembly is better, the energy-saving and heat-saving effect is improved, and the heat-saving effect is improved.

Preferably, the backflow hole 22 on the valve seat 2 is further provided with a backflow valve 221, and the backflow of the liquid in the first cavity 11 can be better controlled through the backflow valve 221; simultaneously still be equipped with sealing rib 112 on the valve gap 1, through setting up sealing rib 112 can be better prevent the steam in the first cavity 11 from the gap discharge on the valve gap 1, reduced because the heat loss that steam discharge brought, more energy-conserving for electric cooker's heating efficiency is higher, and thermal insulation performance is better.

Preferably, as shown in fig. 3, the second cavity 111 in this embodiment includes a cavity seat 1111 and a cavity cover 1112, where the cavity cover 1112 covers the cavity seat 1111 to enclose a second cavity 111; meanwhile, the lower end of the cavity seat 1111 is provided with an air inlet 1113 communicated with the steam inlet 21; through setting up the second cavity 111 into split structure, to the dismouting of second cavity 111 more convenient, be convenient for maintain or change second cavity 111.

The cavity cover 1112 and the cavity seat 1111 are respectively provided with a plurality of air outlets 1114, and the plurality of air outlets 1114 are uniformly distributed on the outer surfaces of the cavity cover 1112 and the cavity seat 1111, wherein the air outlets 1114 are round holes; of course, the air outlets 1114 may be irregularly arranged on the cavity cover 1112 and the cavity base 1111, and the shape of the air outlets 1114 is not limited to a round hole, but may be a square hole, a triangular hole, etc.

Steam in the inner pot of the electric cooker firstly flows through the air inlet 1113 on the cavity seat 1111 through the steam inlet 21 to enter the second cavity 111, the second cavity 111 effectively blocks and buffers the injection of rice soup and steam, so that part of steam and rice soup burst back to the inner pot of the electric cooker, and part of steam flows into the first cavity 11 through the valve seat 2 and the air outlet 1114 on the valve cover 1, and because the diameter of the air outlet 1114 is smaller, the rice soup and bubbles can be squeezed and broken when entering the air outlet 1114, thus being more beneficial to rice soup backflow, effectively reducing overflow and improving the anti-overflow performance of the steam valve assembly.

In the above embodiment, the air outlet 1114 is disposed on both the cavity base 1111 and the cavity cover 1112, it will be appreciated that the air outlet 1114 may be disposed on only the cavity base 1111 or the cavity cover 1112, and the communicating between the first cavity 11 and the second cavity 111 and the foam breaking and refluxing effects through the air outlet 1114 may be achieved.

As shown in fig. 2, the cavity cover 1112 is connected with the cavity seat 1111 by means of a clamping connection, specifically, a plurality of buckles 1119 are provided on an outer wall surface of an upper end of the cavity seat 1111, a clamping groove 1118 matched with the buckles 1119 is provided on an outer wall surface of a lower end of the cavity cover 1112, the cavity cover 1112 and the cavity seat 1111 are connected together by matching the buckles 1119 with the clamping grooves 1118, and when the second cavity 111 is assembled, only the cavity cover 1112 needs to be covered on the cavity seat 1111 and pressed downwards, and the cavity cover 1112 and the cavity seat 1111 are clamped together, so that the assembly is very convenient.

Of course, the cavity seat 1111 may be connected to the valve seat 2 by other means, such as screwing the cavity seat 1111 to the valve seat 2, and the like, and the second cavity 111 may be fixed in the first cavity 11.

The application also provides an electric cooker, which comprises a cooker cover and a cooker body, wherein the cooker cover is provided with the steam valve assembly in any embodiment, a plurality of cavities are arranged in the steam valve assembly of the cover, so that bubbles can be broken and reflowed for many times, the anti-overflow performance is better, and the steam valve assembly is provided with the cavities, so that the steam can pass through the steam valve assembly for a longer distance and stay time, the bubbles can be broken and reflow more easily, the steam discharge amount is reduced, and the anti-overflow performance of the steam valve assembly is better; because the overflow-proof performance of the steam valve assembly is better, the inner pot of the electric rice cooker can adapt to larger firepower, so that boiling in the electric rice cooker is more severe, the taste of rice is better, and the performance of the rice is improved.

In summary, the steam valve assembly valve provided by the application comprises the valve cover and the valve seat, wherein the valve cover is covered on the valve seat to form a first cavity, at least one second cavity is arranged in the first cavity, a foam breaking piece is also arranged in the second cavity, steam in a pot in the electric cooker enters the air inlet of the second cavity from the steam inlet, when the concentration of the steam reaches a certain degree, the steam pushes the foam breaking piece to move upwards and enter the second cavity, and at the moment, the foam breaking piece rolls in the electric cooker under the pushing of the steam, so that bubbles entering the second cavity are broken up, part of the steam is changed into rice soup to flow back, the foam breaking efficiency and the anti-overflow performance are further improved, a large amount of steam with pressure energy and heat energy is reduced to be discharged, the heat preservation performance is better, and the steam assembly valve is more energy-saving and environment-friendly; the ball is limited by the bearing bracket, so that the ball can be more reliably placed in the second cavity, and because the air passage is arranged on the bearing mechanism for bearing and fixing the foam breaking piece, when the ball falls to the lowest position, steam can enter the second cavity through the air passage; thus avoiding the generation of pressure and danger; because the size of the overair channel on the bearing mechanism is very small, the steam can also play a role in breaking bubbles when passing through the overair channel, the effects of breaking bubbles and refluxing are further increased, the possibility that rice soup overflows from a steam outlet is reduced, and the anti-overflow performance of the electric cooker is better.

In the description of the present application, it should be noted that the azimuth or positional relationship indicated by the terms "upper", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present application and simplifying the description, and are not indicative or implying that the apparatus or element in question must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art. Furthermore, in the description of the present application, unless otherwise indicated, the meaning of "a plurality" is two or more.

The foregoing description of the preferred embodiments of the application is not intended to limit the application to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the application are intended to be included within the scope of the application.

Claims

1. A steam valve assembly, characterized in that: the novel steam valve comprises a valve seat (2) and a valve cover (1), wherein the valve cover (1) covers the valve seat (2) to form a first cavity (11), a steam outlet (12) communicated with the first cavity (11) is formed in the valve cover (1), a steam inlet (21) and a backflow hole (22) are formed in the valve seat (2), at least one second cavity (111) is formed in the first cavity (11), an air inlet (1113) of each second cavity (111) is communicated with the steam inlet (21), and an air outlet (1114) of each second cavity (111) is communicated with the first cavity (11);

a foam breaking piece (1117) is arranged in the second cavity (111), and the foam breaking piece (1117) can roll in the second cavity (111) under the action of steam to break foam entering the second cavity (111); a bearing mechanism (113) for bearing the foam breaking piece (1117) is arranged at the air inlet (1113) of the second cavity (111), and an air passing channel (24) capable of communicating the steam inlet (21) and the second cavity (111) is arranged on the bearing mechanism (113);

the air inlet (1113) of second cavity (111) department is equipped with sleeve (1115), second cavity (111) are through sleeve (1115) and steam inlet (21) intercommunication, steam inlet (21) on disk seat (2) are through sleeve (1115) and air inlet (1113) intercommunication of second cavity (111), supporting mechanism locates in the sleeve.

2. The steam valve assembly of claim 1, wherein: the first cavity (11) is internally provided with a second cavity (111), and the lower end of the second cavity (111) is connected with the valve seat (2); the foam breaking member (1117) is a sphere arranged at the air inlet (1113).

3. The steam valve assembly of claim 1, wherein: a plurality of bulges (1116) are arranged on the inner side wall of the sleeve (1115) at intervals in the circumferential direction, one end of each bulge (1116) is connected with the inner wall of the sleeve (1115), the other end extends towards the inner side of the sleeve (1115), and the bulges (1116) are distributed in a spoke shape to form an annular bearing mechanism (113); the gas passage (24) is a gap between two adjacent protrusions (1116).

4. The steam valve assembly of claim 2, wherein: the middle part of the bearing mechanism (113) is surrounded with an air passing hole (23), and the diameter of the ball is larger than that of the air passing hole (23).

5. The steam valve assembly of claim 2, wherein: the diameter of the ball is 8-38 mm, and the weight of the ball is 0.7-5 g.

6. The steam valve assembly of claim 2, wherein: the ball is provided with a plurality of balls.

7. The steam valve assembly of claim 1, wherein: the device also comprises a cavity seat (1111) and a cavity cover (1112), wherein one cavity seat (1111) and one cavity cover (1112) are connected to form a second cavity (111); an air outlet (1114) of the second cavity (111) is arranged on the cavity seat (1111) and/or the cavity cover (1112) and is communicated with the first cavity (11) and the second cavity (111).

8. The steam valve assembly of claim 1, wherein: at least one blocking rib (13) is further arranged in the first cavity (11).

9. The steam valve assembly of claim 1, wherein: and a reflux valve (221) is arranged at the reflux hole (22).

10. The steam valve assembly of claim 1, wherein: the joint of the valve cover (1) and the valve seat (2) is also provided with a sealing rib (112).

11. The utility model provides an electric cooker, includes a kind of deep pot lid and a kind of deep pot body, its characterized in that: the steam valve assembly according to any one of claims 1-10 is provided on the pot cover.