CN211408596U

CN211408596U - Cooking utensil

Info

Publication number: CN211408596U
Application number: CN201921356282.3U
Authority: CN
Inventors: 陈建新
Original assignee: Zhejiang Supor Electrical Appliances Manufacturing Co Ltd
Current assignee: Zhejiang Supor Electrical Appliances Manufacturing Co Ltd
Priority date: 2019-08-20
Filing date: 2019-08-20
Publication date: 2020-09-04
Anticipated expiration: 2029-08-20

Abstract

The utility model discloses a cooking utensil includes: the cooker comprises a cooker body, a cover body, a steam channel, a pressure valve assembly, a pressure valve opening and closing mechanism and a sealing cover shell; a cooking space is formed between the cover body and the cooker body, the cover body comprises a lining and a detachable cover, and the detachable cover is provided with an air vent; one end of the steam channel is communicated with the cooking space through the vent, and the other end of the steam channel is communicated with the outside atmosphere; the pressure valve opening and closing mechanism is used for controlling the pressure valve component to seal or open the vent so as to adjust the pressure in the cooking space; the sealing cover shell is formed by protruding from the upper surface of the detachable cover and is positioned between the detachable cover and the lining, and the sealing cover shell limits at least one part of the steam channel so as to prevent steam in the steam channel from leaking to a space formed by the sealing cover shell and the lining in the state that the vent is opened. The utility model discloses it is sealed effectual, it both guarantees required pressure in pressure regulation process, and when release pressure, steam in the steam channel is avoided leaking outside steam channel in to the lid again.

Description

Cooking utensil

Technical Field

The utility model relates to a cooking utensil technical field especially relates to a cooking utensil.

Background

The existing cooking utensil is generally provided with a pressure valve assembly, the pressure valve assembly is used for sealing or opening an air vent arranged on a cover body, the sealing and the discharge of steam are realized by controlling the pressure valve assembly, and then the pressure of a cooking space is adjusted, so that a good cooking effect is achieved. However, the pressure valve assembly is usually directly arranged in the cover body, there is no good sealing protection between the pressure valve assembly and other components in the cover body, and during the process of discharging the steam from the vent to the external atmosphere, moisture is likely to collect in the area where the other components are located, so that the working performance of the components is affected, and the service life of the cooking utensil is further affected.

The present application therefore proposes an improved cooking appliance to at least partially solve the above mentioned problems.

SUMMERY OF THE UTILITY MODEL

In the summary section a series of concepts in a simplified form is introduced, which will be described in further detail in the detailed description section. The inventive content does not imply any attempt to define the essential features and essential features of the claimed solution, nor is it implied to be intended to define the scope of the claimed solution.

In order to solve the above problem at least partially, the present invention discloses a cooking appliance, comprising:

a pot body;

the cover body is arranged on the cooker body in an openable and closable manner, a cooking space is formed between the cover body and the cooker body, the cover body comprises a lining and a detachable cover which is detachably connected with the lining, and the detachable cover is provided with an air vent;

the steam channel is arranged in the cover body, one end of the steam channel is communicated with the cooking space through the vent, and the other end of the steam channel is communicated with the outside atmosphere;

a pressure valve assembly for closing or opening the vent;

the pressure valve opening and closing mechanism is used for controlling the pressure valve assembly to close or open the vent so as to adjust the pressure in the cooking space; and

sealing the housing;

wherein the sealing cover is formed by protruding from the upper surface of the detachable cover and is positioned between the detachable cover and the lining, and the sealing cover limits at least one part of the steam channel so as to prevent steam in the steam channel from leaking to a space formed by the sealing cover and the lining when the vent is opened.

According to the utility model discloses a cooking utensil, through making sealed housing certainly the protruding formation of stretching of upper surface of removable lid, and be located removable lid with between the inside lining, sealed housing prescribes a limit to at least a part of steam channel to under the state that the blow vent was opened, avoid the steam in the steam channel to the space leakage that sealed housing and inside lining formed, reached good sealed effect, at the in-process that carries out pressure adjustment from this, can guarantee required pressure state, can be when releasing pressure again, avoid the lid in the region at other parts places to have steam and influence cooking utensil's life.

Preferably, the pressure valve assembly is covered by the sealing cover casing, and a containing hole is formed in one end of the sealing cover casing and is used for the pressure valve opening and closing mechanism to pass through so as to operate the pressure valve assembly.

Therefore, the pressure valve opening and closing mechanism can conveniently operate the pressure valve component by arranging the containing hole so as to realize the sealing and opening of the vent.

Preferably, the pressure valve opening/closing mechanism includes an operation portion and a first seal provided in the operation portion, and the first seal is always in sealing engagement with the accommodation hole while the operation portion moves between an initial position where the vent hole is sealed and an operation position where the vent hole is opened.

Therefore, the first sealing element and the containing hole are always in sealing fit, and a good sealing effect is achieved while the pressure valve assembly is operated.

Preferably, in a state where the operating portion is in the operating position, the first seal member forms an interference seal fit with the accommodation hole.

Therefore, when the operation part is in the state of the operation position, namely the vent hole is in the open state, steam is discharged to the outside atmosphere through the vent hole via the steam channel, and due to the interference sealing fit formed between the first sealing element and the containing hole, the steam is better prevented from leaking to the space formed by the sealing cover shell and the lining, and the sealing effect is good.

Preferably, the one end of the sealing cover casing is gradually inclined inward from bottom to top to form an inclined surface, and the inclined surface is inclined by an angle α satisfying: alpha is more than or equal to 10 degrees and less than 90 degrees.

Thereby, a good sealing engagement of the sealing housing with the first seal is achieved by the inclined surface of the sealing housing.

Preferably, the inclination angle α satisfies: alpha is more than or equal to 20 degrees and less than 45 degrees.

Thereby, by a specific definition of the inclination angle α, a good sealing engagement of the sealing housing with the first sealing element is further achieved.

Preferably, a steam valve is arranged in the cover body, the steam valve limits at least one part of the steam channel, and the other end of the sealing cover casing is communicated with the steam valve.

Thereby, the steam is smoothly discharged to the outside atmosphere via the steam passage.

Preferably, the other end of the sealing cover casing is provided with a communication hole, and the communication hole and the steam valve are in sealing fit through a second sealing element.

Therefore, the good sealing of the steam channel is realized, and the phenomenon that the service life of the cooking utensil is influenced by the existence of steam in the area where other components in the cover body are located due to the leakage of the steam is avoided.

Preferably, the inner liner is formed with a receiving chamber opening toward the cooking space, the receiving chamber having a stepped top surface, and the sealing cover is located in the receiving chamber and has a top surface matching the receiving chamber.

Therefore, steam flows when passing through the sealed housing and is smoothly discharged to the external atmosphere.

Preferably, the first seal member forms a sealing engagement between the pressure valve opening and closing mechanism and the accommodation chamber; the second seal forms a sealing engagement between the sealed enclosure, the steam valve, and the receiving chamber to define the space formed by the sealed enclosure and the liner.

Therefore, the sealed space between the sealed cover shell and the containing chamber formed by the first sealing element and the second sealing element further enhances the sealing effect, and avoids the phenomenon that steam passing through the steam channel leaks into the sealed space to generate steam, thereby influencing the working performance of parts outside the sealed space in the cover body.

Drawings

The following figures of the embodiments of the present invention are used as part of the present invention for understanding the present invention. There are shown in the drawings, embodiments and descriptions of the invention, which are used to explain the principles of the invention. In the drawings, there is shown in the drawings,

fig. 1 is a cross-sectional view of a cover of a cooking appliance according to a preferred embodiment of the present invention;

fig. 2 is a partially enlarged view of a portion a in fig. 1; and

FIG. 3 is a partially exploded perspective view of the cover shown in FIG. 1, showing the removable cover, the inner liner, and the electromagnet.

Description of reference numerals:

100: cooking utensil 10: cover body

11: a face cover 12: inner lining

121: the housing chamber 13: detachable cover

14: air vent 15: steam valve

16: annular seal ring 21: pressure valve seat

22: steel ball 23: pressure valve cover

31: electromagnet 32: connecting rod

40: sealing the housing 41: containing hole

411: inclined surface 50: first seal member

60: second seal

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that embodiments of the invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring embodiments of the present invention.

In the following description, a detailed structure will be presented for a thorough understanding of embodiments of the invention. It is apparent that the implementation of the embodiments of the present invention is not limited to the specific details familiar to those skilled in the art. The preferred embodiments of the present invention are described in detail below, however, other embodiments of the invention are possible in addition to these detailed descriptions.

Hereinafter, preferred embodiments of the present invention will be described with reference to fig. 1 to 3. Generally, the cooking appliance 100 includes a pot body (not shown in the drawings) and a lid body 10. An inner pot (not shown) is arranged in the pot body, the cover body 10 is arranged on the pot body in an openable and closable manner, and when the cover body 10 is covered on the pot body, a cooking space can be formed between the cover body 10 and the inner pot.

The pot body may have a substantially rounded rectangular parallelepiped shape and have a cylindrical-shaped receiving portion. The inner pot may be configured to be freely put into or taken out of the receiving part to facilitate cleaning of the inner pot, or may be configured to be fixed in the pot body so as not to be taken out of the pot body. The inner pot is generally made of a metal material for containing a material to be heated, such as rice, soup, etc. In addition, still be provided with heating device and controlling means in the a kind of deep pot body, heating device can be located interior pot below to heat the food in the interior pot, the user can be through controlling means control cooking utensil's culinary art operation.

The cover body 10 may include a face cover 11, an inner liner 12, and a removable cover 13 detachably mounted to the inner liner 12. The face cover 11 is located at the outermost side of the cover body 10, i.e., the uppermost side in fig. 1. Various components, such as a circuit board, etc., may be mounted on the inner liner 12 as desired. The detachable cover 13 is provided with a vent 14, one end of a steam passage provided in the cover body 10 is communicated with the cooking space through the vent 14, and the other end is communicated with the outside atmosphere.

As shown in fig. 2, the lid 10 is further provided with a pressure valve assembly and a pressure valve opening/closing mechanism. Wherein, the pressure valve component is used for sealing or opening the vent 14; the pressure valve opening and closing mechanism is used for controlling the pressure valve assembly to seal or open the vent 14 so as to regulate the pressure in the cooking space.

The pressure valve assembly may generally include a pressure valve seat 21, a steel ball 22, and a pressure valve cover 23. In the present embodiment, the steel ball 22 is placed on the pressure valve seat 21 so as to cover the vent hole 14, and the movement thereof is restricted by the pressure valve cover 23 to hold the steel ball 22 on the pressure valve seat 21. In the present embodiment, the pressure valve opening/closing mechanism is a mechanism in which the electromagnet 31 and the link 32 (which can be understood as an operation portion) cooperate. The electromagnet 31 is connected with the connecting rod 32, and when the electromagnet 31 is electrified, the connecting rod 32 moves to an operation position away from the electromagnet 31 to push away the steel ball 22, so that the air vent 14 is opened; when the electromagnet 31 is de-energized, the link 32 moves back from the operating position to the initial position, causing the ball 22 to re-cover the vent 14, sealing it. Of course, in other embodiments, the pressure valve opening/closing mechanism may be an electromagnetic valve, and a valve element of the electromagnetic valve moves forward and backward according to the presence or absence of a magnetic field, so that the sealing and opening of the vent hole can be simply and conveniently controlled by a steel ball and the electromagnetic valve.

A sealing cover 40 is also provided in the cover 10. The sealing cover 40 is formed to protrude from the upper surface of the detachable cover 13 and is located between the detachable cover 13 and the inner liner 12. The sealing case 40 defines at least a portion of the vapor passage to prevent the vapor in the vapor passage from leaking into the space formed by the sealing case 40 and the liner 12 in the state where the vent 14 is opened. In the present embodiment, the sealing cover 40 is an irregular case opened toward the cooking space, and forms a stepped receiving space.

Therefore, a good sealing effect is achieved, and further, in the process of pressure adjustment, a required pressure state can be ensured, and the problem that the service life of the cooking appliance 100 is affected by water vapor in the area where other components except the steam channel in the cover body 10 are located when the pressure is released can be avoided.

Specifically, in the present embodiment, as shown in fig. 2, the sealing cover 40 covers the pressure valve assembly, a receiving hole 41 is opened at one end of the sealing cover 40, a first sealing member 50 is provided on the link 32 of the pressure valve opening and closing mechanism, the link 32 passes through the receiving hole 41 to operate the pressure valve assembly, and the first sealing member 50 is always in sealing engagement with the receiving hole 41 while the link 32 moves between the initial position where the vent 14 is closed and the operating position where the vent 14 is opened.

Therefore, the first sealing member 50 is always in sealing engagement with the accommodating hole 41, and a good sealing effect is achieved while the pressure valve assembly is operated.

Further, in the state where the link 32 is in the operating position, the first seal 50 forms an interference seal fit with the receiving hole 41. Therefore, in the process that steam is discharged to the outside atmosphere through the steam channel through the vent 14 in the state that the connecting rod 32 (which can be understood as an operation portion) is in the operation position, that is, the vent 14 is in the opened state, the steam is better prevented from leaking to the space formed by the sealing cover shell 40 and the liner 12 due to the interference sealing fit formed between the first sealing element 50 and the containing hole 41, and the sealing effect is good.

As shown in fig. 2 and 3, one end of the sealing cover 40 having the receiving hole 41 may be gradually inclined inward from the bottom to the top to form an inclined surface 411, and the inclined surface 411 is inclined at an inclination angle α satisfying: alpha is more than or equal to 10 degrees and less than 90 degrees. Thus, by the inclined surface 411 of the sealing cover 40, both the space of the steam passage defined by the sealing cover 40 is ensured and the good sealing of the first sealing member 50 with the sealing cover 40 is enhanced to avoid the leakage of steam into the space formed by the sealing cover 40 and the liner 12. Preferably, the inclination angle α satisfies: alpha is more than or equal to 20 degrees and less than 45 degrees. This preferred angular range is a result of many experiments by the inventors, and further achieves a good sealing fit of the sealing cover 40 with the first seal 50, in particular a tighter interference sealing fit of the receiving hole 41 with the first seal 50.

As shown in fig. 2, a steam valve 15 may be provided in the cover body 10, the steam valve 15 defining at least a portion of the steam passage, and the other end of the sealing cover 40 communicating with the steam valve 15. Therefore, in a state where the vent 14 is opened, the steam from the inner pot is finally discharged to the external atmosphere through the vent 14, the sealing cover 40, and the steam valve 15 in order (which is a flow path of the steam as shown by an arrow in fig. 2). It can be understood that, in the state that the vent 14 is closed, the cooking space is kept at a desired pressure for cooking; since the pressure valve assembly is disposed on the removable cover 13, an annular sealing ring 16 is typically disposed between the pressure valve assembly (which may be understood as a pressure valve seat 21) and the mounting hole of the removable cover 13 to ensure a good pressure-tight seal.

Specifically, one end of the sealing cover housing 40, which is communicated with the steam valve 15, is provided with a communication hole, and the communication hole and the steam valve 15 are in sealing fit through a second sealing element 60. Therefore, the first sealing element 50 and the second sealing element 60 respectively realize the sealing of the sealing cover 40, so as to realize the good sealing of the steam channel, and avoid the problem that the areas of other parts except the steam channel in the cover body 10 have steam due to the leakage of the steam, so as to influence the service life of the cooking utensil 100.

As shown in fig. 3, the inner liner 12 may be formed with a receiving chamber 121 opened toward the cooking space, the receiving chamber 121 having a stepped top surface, and the sealing cover 40 located in the receiving chamber 121 and having a top surface similar to the receiving chamber 121. Thereby, the steam is made to flow while passing through the sealing cover 40, and is smoothly discharged to the external atmosphere.

Further, as shown in fig. 2, the first seal 50 also forms a sealing engagement between the pressure valve opening and closing mechanism (the link 32) and the housing chamber 121; second seal 60 also forms a sealing fit between sealed enclosure 40, steam valve 15, and chamber 121 to define the space formed by sealed enclosure 40 and liner 12. Therefore, the sealed space between the housing 40 and the accommodating chamber 121 formed by the first sealing element 50 and the second sealing element 60 further enhances the sealing effect, and prevents steam passing through the steam channel from leaking into the sealed space to generate steam, thereby affecting the working performance of the components outside the sealed space in the cover 10.

According to the utility model discloses a cooking utensil, through will seal the housing setting on removable the covering, seal the housing and inject steam channel's at least partly to under the state that the blow vent was opened, avoid the steam in the steam channel to the space leakage that seals housing and inside lining formed, reached good sealed effect, from this at the in-process that carries out pressure regulation, can guarantee required pressure state, can be when releasing pressure again, avoid the lid in the region at other parts places to have steam and influence cooking utensil's life.

Unless defined otherwise, technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. Terms such as "component" and the like, when used herein, can refer to either a single part or a combination of parts. Terms such as "mounted," "disposed," and the like, as used herein, may refer to one component as being directly attached to another component or one component as being attached to another component through intervening components. Features described herein in one embodiment may be applied to another embodiment, either alone or in combination with other features, unless the feature is otherwise inapplicable or otherwise stated in the other embodiment.

The present invention has been described in terms of the above embodiments, but it is to be understood that the above embodiments are for purposes of illustration and description only and are not intended to limit the invention to the described embodiments. It will be appreciated by those skilled in the art that many more modifications and variations are possible in light of the above teaching and are intended to be included within the scope of the invention.

Claims

1. A cooking appliance, comprising:

a pot body;

a pressure valve assembly for closing or opening the vent;

sealing the housing; wherein the sealing cover is formed by protruding from the upper surface of the detachable cover and is positioned between the detachable cover and the lining, and the sealing cover limits at least one part of the steam channel so as to prevent steam in the steam channel from leaking to a space formed by the sealing cover and the lining when the vent is opened.

2. The cooking appliance according to claim 1, wherein the sealing cover covers the pressure valve assembly, and a receiving hole is opened at one end of the sealing cover, and the pressure valve opening and closing mechanism passes through the receiving hole to operate the pressure valve assembly.

3. The cooking appliance according to claim 2, wherein the pressure valve opening/closing mechanism includes an operating portion and a first seal member provided to the operating portion, the first seal member being in sealing engagement with the housing hole at all times during movement of the operating portion between an initial position in which the vent opening is closed and an operating position in which the vent opening is opened.

4. The cooking appliance of claim 3, wherein the first seal forms an interference seal fit with the receiving aperture with the operating portion in the operating position.

5. The cooking appliance according to any one of claims 2 to 4, wherein the one end of the sealing cover is gradually inclined inward from bottom to top to form an inclined surface inclined by an inclination angle α satisfying: alpha is more than or equal to 10 degrees and less than 90 degrees.

6. The cooking appliance according to claim 5, wherein the tilt angle α satisfies: alpha is more than or equal to 20 degrees and less than 45 degrees.

7. The cooking appliance of claim 3, wherein a steam valve is disposed in the lid, the steam valve defining at least a portion of the steam passageway, the other end of the sealed enclosure being in communication with the steam valve.

8. The cooking appliance of claim 7, wherein the other end of the sealing enclosure defines a communication aperture, the communication aperture being in sealing engagement with the steam valve via a second seal.

9. The cooking appliance of claim 8, wherein the liner forms a receiving chamber opening into the cooking space, the receiving chamber having a stepped top surface, the sealed enclosure being located in the receiving chamber and having a top surface that mates with the receiving chamber.

10. The cooking appliance of claim 9, wherein the first seal forms a sealing engagement between the pressure valve opening and closing mechanism and the receiving chamber; the second seal forms a sealing engagement between the sealed enclosure, the steam valve, and the receiving chamber to define the space formed by the sealed enclosure and the liner.