CN107296511B

CN107296511B - Upper cover subassembly and cooking utensil

Info

Publication number: CN107296511B
Application number: CN201611170346.1A
Authority: CN
Inventors: 刘小凯; 陈炜杰; 潘典国; 梅若愚; 周亚; 何柏锋; 黄宇华
Original assignee: Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
Current assignee: Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
Priority date: 2016-12-16
Filing date: 2016-12-16
Publication date: 2023-06-20
Anticipated expiration: 2036-12-16
Also published as: CN107296511A

Abstract

The invention provides an upper cover assembly and a cooking appliance, wherein the cooking appliance comprises an upper cover plate, and the upper cover assembly is used for the cooking appliance and comprises the following components: the side wall of the cleaning cavity is provided with a mounting hole, and the bottom of the cleaning cavity is provided with a blanking hole and a sewage draining hole; the sewage discharging device is communicated with the sewage discharging hole; the connecting rod is penetrated through the side wall of the cleaning cavity through the mounting hole, the first end of the connecting rod is positioned in the cleaning cavity, the second end of the connecting rod is positioned outside the cleaning cavity, and a water inlet channel which extends from one end to the other end of the connecting rod and is used for supplying water into the cleaning cavity is arranged on the connecting rod; a valve member matched with the blanking hole; the first end of the connecting rod is connected with the valve element to drive the valve element to move between a first position for blocking the blanking hole to enable the blanking hole to be closed and a second position for avoiding the blanking hole to enable the blanking hole to be opened. According to the upper cover assembly provided by the invention, the integration of water inlet and valve driving is realized by using the connecting rod, the integral structure is simplified, the utilization rate of parts is improved, and the cost is reduced.

Description

Upper cover subassembly and cooking utensil

Technical Field

The invention relates to the field of kitchen appliances, in particular to an upper cover assembly and a cooking appliance.

Background

At present, the automatic rice cooker in the market mainly adopts two modes of inner pot rice washing or external rice washing and then transferring the rice into the inner pot through a pipeline.

The main disadvantage of the rice washing mode of the inner pot is that: and the pollution discharge is difficult.

After the rice is washed externally, the rice is transferred into an inner pot through a pipeline: the rice is easy to be stuck in the pipeline.

The rice washing box arranged above the inner pot of the rice cooker is a better mode, after finishing rice washing in the rice washing box, the bottom valve is opened, and rice water enters the inner pot under the assistance of gravity and other assistance; the rice is adhered after being washed, has poor fluidity, is easy to be adhered on the wall of the rice washing box, and has reasonable matching schemes of smoothly realizing the steps of rice feeding, water feeding, air inlet, rice washing, pollution discharge, discharging of rice into an inner pot and the like, namely the shape of the rice washing box body, the arrangement of air holes, the arrangement of pollution discharge holes, the opening and sealing modes of a valve, the water feeding mode of the rice feeding and the like.

Disclosure of Invention

The present invention aims to solve at least one of the technical problems existing in the prior art.

To this end, it is an object of the present invention to provide a cap assembly.

Another object of the present invention is to provide a cooking appliance.

In view of the above, according to an object of the present invention, there is provided an upper cover assembly for a cooking appliance including an upper cover plate, comprising: the side wall of the cleaning cavity is provided with a mounting hole, and the bottom of the cleaning cavity is provided with a blanking hole and a sewage draining hole; the sewage discharging device is communicated with the sewage discharging hole; the connecting rod is penetrated through the side wall of the cleaning cavity through the mounting hole, the first end of the connecting rod is positioned in the cleaning cavity, the second end of the connecting rod is positioned outside the cleaning cavity, and a water inlet channel which extends from one end to the other end of the connecting rod and is used for supplying water into the cleaning cavity is arranged on the connecting rod; a valve member matched with the blanking hole; the first end of the connecting rod is connected with the valve element to drive the valve element to move between a first position for blocking the blanking hole to enable the blanking hole to be closed and a second position for avoiding the blanking hole to enable the blanking hole to be opened.

According to the upper cover assembly provided by the invention, the valve element is connected with the first end of the connecting rod, and the movement of the valve element can be realized by controlling the connecting rod, so that the valve element is controlled to move between the first position and the second position, and the purpose of opening and closing the blanking hole is achieved. Besides driving the valve member to open and close, a water inlet passage is also arranged in the connecting rod, so that a water inlet and valve member driving integrated structure is formed, a water inlet device and a valve member driving device are not required to be arranged separately, the integral structure is simplified, the utilization rate of parts is improved, and the cost is reduced. Specifically, the connecting rod can drive the valve member to move by moving up and down, moving left and right or rotating. The bottom of the cleaning cavity is also provided with a sewage draining hole which is connected with the sewage draining device. The cleaning process is that firstly, the connecting rod drives the valve to keep the blanking hole closed, then the material is added into the cleaning cavity and water is fed through the connecting rod, after the cleaning is finished, the sewage is discharged from the sewage discharging hole by the sewage discharging device, and finally, the connecting rod drives the valve to open the blanking hole, so that the cleaned material enters the cooking utensil.

In addition, the upper cover assembly in the technical scheme provided by the invention can also have the following additional technical characteristics:

in the above technical solution, preferably, a connecting portion is provided at the bottom of the connecting rod; the valve member comprises a valve rod and a valve block; the valve rod is connected with the connecting part; the valve block is matched with the blanking hole so as to seal the blanking hole when the cleaning cavity is in a closed state.

In this technical scheme, connecting rod bottom sets up connecting portion, and the valve member divide into valve rod and valve piece, and connecting portion, valve rod, valve piece link to each other in order, form layer upon layer and drive the structure. In the initial state, the valve member actively seals the blanking hole at the bottom of the cleaning cavity due to self gravity, so that a cavity is formed, and when the cleaning is finished, the connecting rod drives the connecting part, the valve rod and the valve block to move, and the valve block opens the blanking hole, so that the cleaned material enters the inner pot of the cooking utensil.

In the above technical solution, preferably, the valve member is fixedly connected with the connecting portion.

In the technical scheme, the valve member is fixedly connected with the connecting part, so that the connection reliability can be ensured.

In the above technical solution, preferably, the valve member is movably connected with the connecting portion.

In the technical scheme, the valve member and the connecting part are movably connected, so that no matter what motion mode the connecting rod adopts to drive the valve member, the valve block can be kept vertical under the action of gravity, automatic alignment is realized, and the gravity is utilized to extrude the blanking hole when the valve block is positioned at the first position, so that a better sealing effect is achieved.

In the above technical solution, the valve block is preferably spherical.

In the technical scheme, the valve block is spherical, and the characteristics of universal positioning and active alignment can be realized by utilizing the shape characteristics of the valve block, so that the sealing is more reliable.

In the above technical solution, preferably, the cleaning chamber is a chamber body with an opening at the top, and the upper port of the cleaning chamber is connected with the upper cover plate.

In the technical scheme, the top of the cleaning cavity is opened, and the opening is connected with the upper cover plate, so that a user can clean and maintain the cleaning cavity through the top opening, and the service life of a product is prolonged; in addition, the user can also manually throw the material through this opening, is convenient for change the batching, richens the culinary art.

In the above technical solution, preferably, the cleaning chamber and the upper cover plate are of an integral structure.

In this technical scheme, wash chamber and upper cover plate integrated into one piece, improved joint strength, and reduced processing assembly step, the processing of being convenient for.

In the above technical solution, preferably, the method further includes: the upper cover is detachably connected with the cleaning cavity; the upper cover sealing piece is arranged between the upper cover and the cleaning cavity.

In this technical scheme, wash the chamber top and have the opening, through set up detachable upper cover in the chamber top of wasing, can conveniently open and shut the chamber of wasing to realize manual feeding and the clean maintenance in chamber of wasing, set up upper cover sealing member between upper cover and the chamber of wasing, can guarantee that liquid can not overflow in the gap of roof opening part in the material cleaning process, protection washs the chamber external part and does not receive the damage, avoided unnecessary clearance burden.

In the above technical solution, preferably, the lower half of the cleaning chamber is hemispherical; or, the cleaning cavity is cylindrical; or the cleaning cavity is in an inverted truncated cone shape.

In the technical scheme, the cleaning cavity is cylindrical or inverted truncated cone-shaped, or the lower half part of the cleaning cavity is designed into a hemispherical shape, so that vortex can be easily formed when cleaning materials are stirred, and the cleaning effect is improved; in addition, the diameters of the hemispherical shape and the inverted circular truncated cone shape are gradually reduced from top to bottom, so that materials can slide into the cooking utensil along with water during discharging, material adhesion is reduced, material waste is avoided, and cleaning burden is reduced.

According to another object of the present invention, there is provided a cooking appliance including: a pot body; the upper cover assembly according to any one of the above technical schemes, wherein the pot body and the upper cover assembly enclose a cooking chamber of the cooking appliance.

The cooking utensil provided by the invention adopts the upper cover assembly in any technical scheme, so that the cooking utensil has all the beneficial technical effects of the upper cover assembly, and the description is omitted.

In the above technical solution, preferably, the cooking appliance is at least one of an electric cooker, a food processor and a soymilk machine.

In this technical scheme, electric rice cooker, cooking machine and soybean milk machine all need wash the food material before the operation, when adopting above-mentioned upper cover subassembly, can realize reliable material and wash.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic view of the assembly of an upper cover assembly in one embodiment of the invention;

FIG. 2 is an exploded view of an upper cover assembly in one embodiment of the present invention;

FIG. 3 is a cross-sectional view of the cap assembly in a closed position of the valve member in one embodiment of the present invention;

fig. 4 is a cross-sectional view of the cap assembly in an open position of the valve member in one embodiment of the present invention.

The correspondence between the reference numerals and the component names in fig. 1 to 4 is:

the cleaning device comprises an upper cover assembly, a cleaning cavity, a mounting hole, a blanking hole, a connecting lug, an air supply hole, a connecting rod, a connecting part 22, a fixing plate 24, a spraying assembly 26, a valve element 30, a valve rod 32, a valve block 34, a sealing ring 42, a sealing member 44, a sealing member 46, an upper cover 50, a rotating shaft 60, an electromagnetic push rod 70 and an upper cover plate 8.

Detailed Description

In order that the above-recited objects, features and advantages of the present invention will be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those described herein, and therefore the scope of the present invention is not limited to the specific embodiments disclosed below.

The upper cover assembly 1 and the cooking appliance according to some embodiments of the present invention are described below with reference to fig. 1 to 4.

As shown in fig. 1 and 2, an embodiment of a first aspect of the present invention provides an upper cover assembly 1 for a cooking appliance, the cooking appliance including an upper cover plate 8, comprising: the cleaning device comprises a cleaning cavity 10, wherein a mounting hole 12 is formed in the side wall of the cleaning cavity 10, and a blanking hole 14 and a sewage draining hole are formed in the bottom of the cleaning cavity 10; the sewage discharging device is communicated with the sewage discharging hole; the connecting rod 20 is penetrated through the side wall of the cleaning cavity 10 through the mounting hole 12, the first end of the connecting rod 20 is positioned in the cleaning cavity 10, the second end of the connecting rod is positioned outside the cleaning cavity 10, and a water inlet channel which extends from one end to the other end of the connecting rod 20 and is used for supplying water into the cleaning cavity 10 is arranged on the connecting rod 20; a valve member 30 mated with the blanking aperture 14; the first end of the connecting rod 20 is connected to the valve member 30 to drive the valve member 30 to move between a first position where the blanking hole 14 is blocked to close the blanking hole 14 and a second position where the blanking hole 14 is avoided to open the blanking hole 14.

According to the upper cover assembly 1 provided by the invention, the valve element 30 is connected with the first end of the connecting rod 20, and the movement of the valve element 30 can be realized by controlling the connecting rod 20, so that the valve element 30 is controlled to move between the first position and the second position, and the purpose of opening and closing the blanking hole 14 is achieved. Besides driving the valve element 30 to open and close, a water inlet passage is also arranged in the connecting rod 20, so that a water inlet and valve element 30 driving integrated structure is formed, a water inlet device and a valve element 30 driving device are not required to be arranged separately, the integral structure is simplified, the utilization rate of parts is improved, and the cost is reduced. Specifically, the connecting rod 20 may move the valve member 30 by moving up and down, moving left and right, or rotating. The bottom of the cleaning cavity 10 is also provided with a drain hole which is connected with a drain device. The cleaning process includes that firstly, the connecting rod 20 drives the valve member 30 to keep the blanking hole 14 closed, then, materials are added into the cleaning cavity 10 and enter water through the connecting rod 20, after cleaning is finished, the sewage is discharged from the sewage discharging hole by the sewage discharging device, and finally, the connecting rod 20 drives the valve member 30 to open the blanking hole 14, so that the cleaned materials enter the cooking utensil.

Further, when the connecting rod 20 is in rotational connection, a fixing plate 24 forming a certain included angle with the connecting rod 20 can be arranged at the second end of the connecting rod 20, the connecting lug 16 is arranged on the outer side wall of the cleaning cavity 10, the connecting lug 16 is rotationally connected with the fixing plate 24, and the rotation of the connecting rod 20 is realized by pushing the fixing plate 24 to rotate around the connection point of the fixing plate and the connecting lug 16, so that the valve element 30 is driven to move between the first position and the second position.

As shown in fig. 2 to 4, in one embodiment of the present invention, preferably, the bottom of the connection rod 20 is provided with a connection portion 22; the valve member 30 includes a valve stem 32 and a valve block 34; the valve stem 32 is connected to the connecting portion 22; the valve block 34 is adapted to the blanking aperture 14 to block the blanking aperture 14 when the cleaning chamber 10 is in a closed state.

In this embodiment, the bottom of the connecting rod 20 is provided with a connecting portion 22, the valve member 30 is divided into a valve rod 32 and a valve block 34, and the connecting portion 22, the valve rod 32 and the valve block 34 are sequentially connected to form a layer-by-layer driving structure. In the initial state, the valve member 30 actively seals the blanking hole 14 at the bottom of the cleaning cavity 10 due to self gravity to form a cavity, and when the cleaning is finished, the connecting rod 20 drives the connecting part 22, the valve rod 32 and the valve block 34 to move, and the valve block 34 opens the blanking hole 14 to enable the cleaned material to enter the inner pot of the cooking utensil.

Specifically, the connecting portion 22 is a three-way pipe, one end of which is connected to the first end of the connecting rod 20, one end of which is connected to the valve rod 32, and one end of which is connected to the spray assembly 26, so as to facilitate uniform water intake.

In one embodiment of the present invention, the valve member 30 is preferably fixedly coupled to the coupling portion 22.

In this embodiment, the valve member 30 is fixedly connected to the connecting portion 22, so that the connection is ensured to be reliable.

In one embodiment of the present invention, the valve member 30 is preferably movably coupled to the coupling portion 22.

In this embodiment, the valve member 30 is movably connected with the connecting portion 22, so that no matter what movement mode the connecting rod 20 adopts to drive the valve member 30, the valve block 34 can be kept vertical under the action of gravity, automatic alignment is achieved, and when the valve block is in the first position, gravity is utilized to squeeze the blanking hole 14, so that a better sealing effect is achieved. In particular, the valve stem 32 may employ a catenary.

As shown in FIG. 2, in one embodiment of the invention, the valve block 34 is preferably spherical.

In this embodiment, the valve block 34 is spherical, and the shape characteristic of the valve block can be used to realize universal positioning and active alignment, so that the sealing is more reliable.

In one embodiment of the present invention, the cleaning chamber 10 is preferably a chamber having an opening at the top, and an upper port thereof is connected to the upper cover plate 8.

In this embodiment, the top of the cleaning chamber 10 is opened, and the opening is connected with the upper cover plate 8, so that a user can clean and maintain the cleaning chamber 10 through the top opening, thereby prolonging the service life of the product; in addition, the user can also manually throw the material through this opening, is convenient for change the batching, richens the culinary art.

In one embodiment of the invention, the cleaning chamber 10 is preferably of unitary construction with the upper cover plate 8.

In this embodiment, the cleaning chamber 10 is integrally formed with the upper cover plate 8, which improves the connection strength, reduces the number of process assembly steps, and facilitates the processing.

As shown in fig. 1 and 2, in one embodiment of the present invention, preferably, the method further includes: an upper cover 50, the upper cover 50 being detachably connected to the washing chamber 10; an upper lid seal 46 is disposed between the upper lid 50 and the wash chamber 10.

In this embodiment, the top of the cleaning chamber 10 has an opening, and the cleaning chamber 10 can be conveniently opened and closed by providing a detachable upper cover 50 above the cleaning chamber 10, so as to realize manual feeding and cleaning maintenance of the cleaning chamber 10, and by providing an upper cover sealing member 46 between the upper cover 50 and the cleaning chamber 10, it can be ensured that liquid cannot overflow from a gap at the top opening in the material cleaning process, the outer parts of the cleaning chamber 10 are protected from damage, and unnecessary cleaning burden is avoided.

In one embodiment of the present invention, the lower half of the wash chamber 10 is preferably hemispherical; alternatively, the wash chamber 10 is cylindrical; alternatively, the cleaning chamber 10 is of inverted truncated cone shape.

In this embodiment, the cleaning chamber 10 is cylindrical or inverted truncated cone-shaped, or as shown in fig. 1 to 4, the lower half of the cleaning chamber 10 is designed as a hemispherical shape, so that a vortex is easily formed when the cleaning material is stirred, and the cleaning effect is improved; in addition, the diameters of the hemispherical shape and the inverted circular truncated cone shape are gradually reduced from top to bottom, so that materials can slide into the cooking utensil along with water during discharging, material adhesion is reduced, material waste is avoided, and cleaning burden is reduced.

As shown in fig. 1 to 4, an embodiment of the present invention provides an upper cover assembly 1 applied to an automatic cooking appliance, which comprises a cleaning chamber 10 and a connecting rod 20, wherein the cleaning chamber 10 is used as a material cleaning container, the top of the cleaning chamber is provided with an upper cover 50, the upper side of the cleaning chamber is provided with a mounting hole 12, the lower side of the cleaning chamber is provided with a wind feeding hole 18, and the bottom of the cleaning chamber is provided with a discharging hole 14 and a pollution discharging hole; an upper cover sealing piece 46 is arranged between the upper cover 50 and the cleaning cavity 10, the mounting hole 12 is provided with a sealing piece 44, and the blanking hole 14 is provided with a sealing ring 42; the connecting rod 20 is connected with the ball valve through the connecting part 22 at the bottom and the valve rod 32 to control the ball valve to open and close the blanking hole 14 at the bottom of the cleaning cavity 10, a water inlet passage is further arranged in the connecting rod 20, a water inlet and ball valve driving integrated structure is realized, the connecting rod 20 is inserted in the mounting hole 12, a spraying assembly 26 is connected to the top of one end extending into the cleaning cavity 10, a fixing plate 24 is connected to one end extending out of the cleaning cavity 10, the fixing plate 24 is rotationally connected with a connecting lug 16 outside the cleaning cavity 10 through a rotating shaft 60, the electromagnetic push rod 70 pushes the fixing plate 24 and the connecting rod 20 to rotate, and the ball valve is opened along with upward movement; an air supply pipe is arranged in the air supply hole 18. The working process of the upper cover assembly 1 is that in an initial state, the ball valve actively seals the discharging hole 14 due to self gravity to form a sealed cleaning cavity 10; then, adding materials into the cleaning cavity 10, enabling water to enter the cleaning cavity 10 through the connecting rod 20, enabling wind to enter the cleaning cavity 10 through the air supply hole 18, and enabling the wind to drive the water and the materials to roll over so as to achieve the purpose of cleaning the materials; after the cleaning is finished, the sewage discharging device discharges sewage; after the sewage is discharged, the electromagnetic push rod 70 pushes the fixed plate 24 of the connecting rod 20 to rotate outwards, the connecting rod 20 drives the ball valve to move upwards to open, and the water mixture enters the inner pot from the discharging hole 14. As shown in fig. 1 to 4, the lower part of the washing chamber 10 is hemispherical, and is easy to form vortex when washing materials with water; the blanking water discharging valve adopts a ball valve, which is beneficial to universal positioning and active alignment, so that the sealing is more reliable.

An embodiment of the second aspect of the present invention provides a cooking appliance, comprising: a pot body; the upper cover assembly 1 according to any one of the above embodiments, wherein the pot body and the upper cover assembly 1 are enclosed into a cooking chamber of the cooking appliance.

The cooking appliance provided by the invention adopts the upper cover assembly 1 in any embodiment, so that the cooking appliance has all the beneficial technical effects of the upper cover assembly 1, and is not repeated herein.

In one embodiment of the present invention, preferably, the cooking appliance is at least one of an electric rice cooker, a food processor, and a soymilk machine.

In this embodiment, the electric cooker, the food processor and the soymilk machine all need to clean food materials before operation, and when the upper cover assembly 1 is adopted, reliable material cleaning can be realized.

In the present invention, the term "plurality" means two or more, unless explicitly defined otherwise. The terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; "coupled" may be directly coupled or indirectly coupled through intermediaries. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present specification, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An upper cover assembly for a cooking appliance, comprising:

the cleaning device comprises a cleaning cavity, wherein a mounting hole is formed in the side wall of the cleaning cavity, and a blanking hole and a sewage draining hole are formed in the bottom of the cleaning cavity;

the sewage disposal device is communicated with the sewage disposal hole;

the connecting rod penetrates through the side wall of the cleaning cavity through the mounting hole, the first end of the connecting rod is positioned in the cleaning cavity, the second end of the connecting rod is positioned outside the cleaning cavity, and a water inlet channel which extends from one end to the other end of the connecting rod and is used for supplying water into the cleaning cavity is formed in the connecting rod;

a valve member matched with the blanking hole;

the first end of the connecting rod is connected with the valve element to drive the valve element to move between a first position for blocking the blanking hole to enable the blanking hole to be closed and a second position for avoiding the blanking hole to enable the blanking hole to be opened.

2. The cover assembly of claim 1, wherein the cover assembly comprises a cover,

the bottom of the connecting rod is provided with a connecting part;

the valve member comprises a valve rod and a valve block;

the valve rod is connected with the connecting part;

the valve block is matched with the blanking hole so as to seal the blanking hole when the cleaning cavity is in a sealing state.

3. The cover assembly of claim 2, wherein,

the valve member is fixedly connected with the connecting part.

4. The cover assembly of claim 2, wherein,

the valve member is movably connected with the connecting part.

5. The cover assembly according to any one of claims 2 to 4, wherein,

the valve block is spherical.

6. The lid assembly of any one of claims 1 to 4, wherein the cooking appliance includes an upper cover plate, the washing chamber is a chamber body having an opening at a top, and an upper port thereof is connected to the upper cover plate.

7. The cover assembly of claim 6, wherein the cover assembly comprises a cover,

the cleaning cavity and the upper cover plate are of an integrated structure.

8. The cover assembly of claim 6, further comprising:

the upper cover is detachably connected with the cleaning cavity;

and the upper cover sealing piece is arranged between the upper cover and the cleaning cavity.

9. The cover assembly according to any one of claims 1 to 4, wherein,

the lower half part of the cleaning cavity is hemispherical; or alternatively, the first and second heat exchangers may be,

the cleaning cavity is cylindrical; or alternatively, the first and second heat exchangers may be,

the cleaning cavity is in an inverted truncated cone shape.

10. A cooking appliance, comprising:

a pot body;

the lid assembly of any one of claims 1-9, the pot and the lid assembly enclosing a cooking chamber of the cooking appliance.

11. The cooking appliance of claim 10, wherein the cooking appliance is at least one of an electric rice cooker, a food processor, and a soymilk machine.