CN211533893U

CN211533893U - Sealing ring assembly for cooking appliance, pot cover and cooking appliance

Info

Publication number: CN211533893U
Application number: CN201921651995.2U
Authority: CN
Inventors: 杨云; 程志喜; 吕伟刚; 肖兵锋; 程永康; 陈华亮; 韩平英
Original assignee: Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
Current assignee: Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co Ltd
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2020-09-22
Anticipated expiration: 2029-09-29

Abstract

The utility model discloses a sealing washer subassembly, pot cover and cooking utensil for cooking utensil, a sealing washer subassembly includes for cooking utensil: the sealing ring is arranged on the fixing ring, the fixing ring is provided with a fixing ring pressing surface which is pressed against the sealing ring, and the sealing ring is provided with a sealing ring pressing surface which is suitable for being pressed against the fixing ring; and the convex part is arranged between the fixed ring pressing surface and the sealing ring pressing surface. According to the utility model discloses a sealing washer subassembly for cooking utensil has advantages such as convenient to use, reliability height.

Description

Sealing ring assembly for cooking appliance, pot cover and cooking appliance

Technical Field

The utility model relates to an electrical apparatus makes technical field, particularly, relates to a sealing washer subassembly and has for cooking utensil a pot cover and having for cooking utensil's sealing washer subassembly cooking utensil for cooking utensil's sealing washer subassembly.

Background

In a related art cooking appliance, such as an electric pressure cooker, a cover is provided with a sealing ring assembly for sealing a gap between the cover and a body. However, after the sealing ring is tightly attached to the pot body, the sealing ring and the pot body form a sucking disc type adsorption effect, when the pot cover is opened again, the sealing ring is still adsorbed on the pot body, the situation that the pot cover cannot be smoothly opened is caused, the use performance of the cooking appliance is influenced, and the use experience of a user is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a sealing washer subassembly for cooking utensil, this a sealing washer subassembly for cooking utensil has advantages such as convenient to use, reliability height.

The utility model discloses still provide one kind have a pot cover for cooking utensil's sealing washer subassembly.

The utility model discloses still provide one kind have a cooking utensil for cooking utensil's sealing washer subassembly.

To achieve the above object, according to an embodiment of the first aspect of the present invention, a sealing ring assembly for a cooking appliance is provided, the sealing ring assembly for a cooking appliance includes: the sealing ring is arranged on the fixing ring, the fixing ring is provided with a fixing ring pressing surface which is pressed against the sealing ring, and the sealing ring is provided with a sealing ring pressing surface which is suitable for being pressed against the fixing ring; and the convex part is arranged between the fixed ring pressing surface and the sealing ring pressing surface.

According to the utility model discloses a sealing washer subassembly for cooking utensil has advantages such as convenient to use, reliability height.

In addition, the sealing ring assembly for the cooking utensil according to the above embodiment of the present invention may also have the following additional technical features:

according to some embodiments of the invention, the convex part is formed at the sealing ring pressing surface and towards the fixing ring protrusion.

According to some embodiments of the utility model, the sealing washer is pressed to the face and is the annular face that extends along the horizontal plane, the convex part by the sealing washer is pressed to the face upwards protrusion and is formed.

According to some embodiments of the invention, the convex portion is annular and extends along a circumference of the sealing ring.

According to some embodiments of the invention, the convex part is a plurality of, a plurality of the convex part is followed the circumference interval setting of sealing washer.

According to some embodiments of the invention, the convex portion is a plurality of convex portions.

According to some embodiments of the invention, the height of the protrusion protruding the sealing ring abutting surface is 0.3-3 mm.

According to some embodiments of the invention, the sealing ring comprises: a body portion provided on the fixing ring, the seal ring pressing surface being formed on the body portion; a first skirt connected to the body portion and extending in a vertical direction; and the second skirt edge is connected with the body part and extends along the horizontal direction, a protruding part is arranged on the body part, and the pressing surface of the sealing ring is respectively connected with the second skirt edge and the protruding part.

According to some embodiments of the invention, the sealing ring is annular and is adapted to the cross-sectional profile of the cooking appliance.

According to the utility model discloses an embodiment of second aspect proposes a pot cover, the pot cover includes: a sheet metal part; a sealing washer subassembly, the sealing washer subassembly is established on the sheet metal component, the sealing washer subassembly is according to the utility model discloses an embodiment of first aspect a sealing washer subassembly for cooking utensil.

According to the utility model discloses pot cover, through utilizing according to the utility model discloses an embodiment of first aspect a sealing washer subassembly for cooking utensil, have advantages such as convenient to use, reliability height.

An embodiment according to a third aspect of the present invention provides a cooking appliance, comprising: the cooking pot comprises a pot body, a cooking cavity and an opening communicated with the cooking cavity, wherein the pot body is internally provided with the cooking cavity; the pot cover is movably arranged on the pot body and can move between an opening position for avoiding the opening and a closing position for closing the opening; a sealing washer subassembly, the sealing washer subassembly is established on the pot cover, the sealing washer subassembly is according to the utility model discloses an embodiment of the first aspect a sealing washer subassembly for cooking utensil, the pot cover is in when closed position the clamping of sealing washer subassembly is in the pot cover with between the pot body.

According to the utility model discloses cooking utensil, through utilizing according to the utility model discloses an embodiment of first aspect a sealing washer subassembly for cooking utensil, have advantages such as convenient to use, reliability height.

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 above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a cross-sectional view for a cooking appliance according to an embodiment of the present invention.

Fig. 2 is an enlarged view at D in fig. 1.

Fig. 3 is a schematic structural diagram of a sealing ring for a cooking appliance according to an embodiment of the present invention.

Reference numerals: the cooker cover comprises a sealing ring assembly 1, a sealing ring 100, a sealing ring pressing surface 101, a body part 110, a protruding part 111, a first skirt edge 120, a second skirt edge 130, a fixing ring 200, a fixing ring pressing surface 201, a convex part 300, a cooker body 10, a cooking cavity 11, an opening 12, a cooker cover 20, a sheet metal part 21, a fixing part 22 and a cooking appliance 1000.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

A sealing ring assembly 1 for a cooking appliance according to an embodiment of the present invention is described below with reference to the accompanying drawings.

As shown in fig. 1 to 3, a sealing ring assembly 1 for a cooking appliance according to an embodiment of the present invention includes a sealing ring 100, a fixing ring 200, and a convex portion 300.

The seal ring 100 is disposed on the fixing ring 200, the fixing ring 200 has a fixing ring pressing surface 201 pressed against the seal ring 100, and the seal ring 100 has a seal ring pressing surface 101 adapted to be pressed against the fixing ring 200. The convex portion 300 is provided between the fixing ring pressing surface 201 and the seal ring pressing surface 101.

For example, the cooking device 1000 includes a pot body 10 and a lid 20, a cooking cavity 11 is disposed in the pot body 10, an upper end surface of the pot body 10 is opened to form an opening 12 communicated with the cooking cavity 11, and the lid 20 is movably disposed on the pot body 100 to open or close the opening 12. The pot cover 20 is provided with a sealing ring assembly 1, when the pot cover 20 is buckled on the pot body 10, the sealing ring assembly 1 is clamped between the pot body 10 and the pot cover 20 to seal a gap between the pot body 10 and the pot cover 20.

According to the utility model discloses a sealing washer subassembly 1 for cooking utensil through setting up convex part 300, makes convex part 300 set up and presses to face 201 and sealing washer to press to face 101 between solid fixed ring. Like this when solid fixed ring 200 and sealing washer 100 pressfitting cooperation, convex part 300 can receive solid fixed ring 200's effort, and convex part 300 transmits the effort to sealing washer 100, makes sealing washer 100 receive certain separating force, and the cooking utensil 1000 of being convenient for is opened and is closed smoothly, improves cooking utensil 1000's use travelling comfort and convenience, improves cooking utensil 1000's operational reliability and stability.

For example, the cooking appliance 1000 includes a pot body 10 and a pot cover 20, and the sealing ring assembly 1 may be disposed on the pot cover 20. After the pot cover 20 is buckled on the pot body 10, the sealing ring assembly 1 is clamped between the pot body 10 and the pot cover 20, and the sealing ring 100 is tightly matched with the pot body 10. The convex part 300 receives the acting force of the fixing ring 200, and the convex part 300 transmits the acting force to the sealing ring 100, so that the sealing ring 100 receives a certain acting force which is separated from the pot body 10, the sealing ring 100 can be smoothly separated from the pot body 10 when the pot cover 20 is opened, and the situation that the pot cover 20 cannot be smoothly opened due to the fact that the sealing ring 100 is adsorbed on the pot body 10 is prevented.

Therefore, the sealing ring assembly 1 for the cooking utensil according to the embodiment of the present invention has the advantages of convenient use, high reliability, etc.

In some embodiments of the present invention, as shown in fig. 1 to 3, a sealing ring assembly 1 for a cooking appliance according to an embodiment of the present invention includes a sealing ring 100, a fixing ring 200, and a convex portion 300.

In some embodiments of the present invention, as shown in fig. 2, a convex portion 300 is formed on the seal ring pressing surface 101 and protrudes toward the fixing ring 200. Therefore, the processing and arrangement of the convex part 300 are convenient, and when the sealing ring pressing surface 101 and the fixing ring pressing surface 201 are tightly pressed and matched, the convex part 300 exerts certain acting force on the sealing ring 100, so that the sealing ring 100 is tightly attached to or separated from the pot body 10.

Specifically, the protrusion 300 is integrally formed with the seal ring 100. Therefore, the processing and the arrangement of the convex part 300 are convenient, the assembly process of the sealing ring component 1 is convenient to simplify, and the production efficiency of the sealing ring component 1 is improved.

In other embodiments of the present invention, the convex portion 300 is formed on the fixing ring pressing surface 201 and protrudes toward the sealing ring 100. In this way, when the seal ring pressing surface 101 and the fixing ring pressing surface 201 are press-fitted, the convex portion 300 can apply a predetermined force to the seal ring 100.

Alternatively, the seal ring pressing surface 101 is an annular surface extending along a horizontal plane, and the convex portion 300 is formed by the seal ring pressing surface 101 protruding upward (the up-down direction is indicated by an arrow a in fig. 1). Therefore, the fixing ring 200 and the sealing ring 100 are in press fit, the stress of the sealing ring 100 is more uniform, and the sealing effect of the sealing ring 100 is improved. At the same time, protrusion 300 is subjected to a downward force, and protrusion 300 transfers the force to seal ring 100, so that seal ring 100 is separated from pot 10.

Specifically, as shown in fig. 1, the cooking appliance 1000 includes a pot body 10, a pot lid 20, and a sealing ring assembly 1, the sealing ring assembly 1 being provided on the pot lid 20. The pot body 10 has a cooking cavity 11 therein and an opening 12 communicating with the cooking cavity 11, the opening 12 being formed at an upper end surface of the pot body 10. The lid 20 is movably provided on the body 10 to open or close the opening 12. When the lid 20 is fastened to the pot body 10, the sealing ring assembly 1 is clamped between the lid 20 and the pot body 10 to seal the opening 12.

In some embodiments of the present invention, the protrusion 300 is annular and extends along the circumference of the seal ring 100. Therefore, the stress of the sealing ring 100 is more uniform, the structural stability of the sealing ring assembly 1 is improved, and the sealing ring is further prevented from being adsorbed on the pot body 10.

In other embodiments of the present invention, as shown in fig. 3, the protruding portion 300 is plural, and the plural protruding portions 300 are disposed at intervals along the circumferential direction of the sealing ring 100. Specifically, the plurality of protrusions 300 are provided at equal intervals in the circumferential direction of the seal ring 100. This facilitates not only smooth assembly of the packing assembly 1 but also smooth separation of the packing 100 from the pot body 10 when the lid 20 is opened.

Specifically, the upper end faces of the plurality of protrusions 300 are flush. Therefore, the sealing ring 100 and the fixing ring are conveniently matched and mounted, the stress of the sealing ring 100 can be more uniform, and the structural stability of the sealing ring assembly 1 is further improved.

Optionally, the height of the protrusion 300 protruding from the sealing ring pressing surface 101 is 0.3-3 mm. This allows protrusion 300 to have a sufficient size range so that sealing ring 100 can receive a sufficient pressing force to smoothly separate sealing ring 100 from pot body 10 when lid 20 is opened.

In some embodiments of the present invention, as shown in fig. 2, the sealing ring 100 includes a body portion 110, a first skirt 120 and a second skirt 130, the body portion 110 is disposed on the fixing ring 200, and the sealing ring pressing surface 101 is formed on the body portion 110. The first skirt 120 is connected to the body portion 110 and extends in a vertical direction. The second skirt 130 is connected to the body portion 110 and extends in a horizontal direction. The main body 110 has an extension 111, and the gasket pressing surface 101 is connected to the second skirt 130 and the extension 111 respectively. This not only facilitates the connection of the sealing ring 100 and the fixing ring 200 to facilitate the installation of the sealing ring assembly 1 on the lid 20, but also facilitates the engagement of the first skirt 120 and the second skirt 130 with the pot body 10, respectively, to improve the sealing effect between the lid 20 and the pot body 10.

Specifically, body 110 is mounted on fixing ring 200, first skirt 120 is connected to body 110 and extends in a vertical direction toward pot 10, and the outer circumferential wall of first skirt 120 is adapted to fit the inner circumferential wall of pot 10. The second skirt 130 is connected to the body 110 and extends in a direction away from the body 110 along a horizontal direction, and a lower surface of the second skirt 130 is adapted to be engaged with the upper flange of the pot 10.

More specifically, the first skirt 120 has a closed ring shape and extends along the circumferential direction of the body portion 110, and the second skirt 130 has a closed ring shape and extends along the circumferential direction of the body portion 110. This further facilitates increasing the contact area between the sealing ring 100 and the pot body 10, and improves the sealing effect between the sealing ring 100 and the pot body 10.

Optionally, the sealing ring 100 is closed ring-shaped and adapted to the cross-sectional profile of the cooking appliance 1000. This facilitates the sealing of the opening 12 by the sealing ring 100 and improves the sealing effect of the sealing ring 100 on the pot body 10 and the pot cover 20.

For example, the cross section of the pot body 10 is an ellipse, the opening 12 of the pot body 10 is also an ellipse adapted to the cross section of the pot body 10, and the sealing ring 100 is an ellipse closed ring, so that when the lid 20 is fastened to the pot body 10, the sealing ring 100 is clamped at the opening 12 to seal the joint between the pot body 10 and the lid 20.

Alternatively, as shown in fig. 2, the main body 110 is provided with a protruding portion 111, the lid 20 includes a sheet metal part 21, and the protruding portion 111 is clamped between the fixing ring 200 and the sheet metal part 21. The fixing ring 200 and the sheet metal part 21 are fixedly connected by a fixing member 22.

Further, the fixing ring 200 is provided with a positioning groove, and the extension portion 111 is provided with a hook portion adapted to fit in the positioning groove.

Specifically, the protrusions 300 are provided in plurality and spaced apart along the circumferential direction of the seal ring 100, each protrusion 300 extends along the axis of the seal ring 100, each protrusion 300 protrudes upward from the seal ring abutting surface 101, and the inner side of each protrusion 300 is connected to the protruding portion 111.

According to an embodiment of the present invention, a sealing ring assembly 1 for a cooking appliance includes a sealing ring 100, a fixing ring 200, and a convex portion 300. The seal ring 100 is disposed on the fixing ring 200, the fixing ring 200 has a fixing ring pressing surface 201 pressed against the seal ring 100, and the seal ring 100 has a seal ring pressing surface 101 adapted to be pressed against the fixing ring 200. The convex portion 300 is provided between the fixing ring pressing surface 201 and the seal ring pressing surface 101.

Specifically, the convex portion 300 is formed on the seal ring pressing surface 101 and protrudes toward the fixing ring 200. The seal ring pressing surface 101 is an annular surface extending along a horizontal plane, and the convex portion 300 is formed by the seal ring pressing surface 101 protruding upward. The number of the projections 300 is plural, and the plurality of projections 300 are provided at intervals in the circumferential direction of the seal ring 100. The upper end surfaces of the plurality of projections 300 are flush. The height of the convex part 300 protruding out of the sealing ring pressing surface 101 is 0.3-3 mm.

The seal ring 100 includes a body portion 110, a first skirt 120, and a second skirt 130, the body portion 110 being provided on the fixing ring 200, and a seal ring pressing surface 101 being formed on the body portion 110. The first skirt 120 is connected to the body portion 110 and extends in a vertical direction. The second skirt 130 is connected to the body portion 110 and extends in a horizontal direction.

The body 110 is mounted on the fixing ring 200, the first skirt 120 is connected to the body 110 and extends toward the pot 10 in a vertical direction, and the outer peripheral wall of the first skirt 120 is adapted to be engaged with the inner peripheral wall of the pot 10. The second skirt 130 is connected to the body 110 and extends in a direction away from the body 110 along a horizontal direction, and a lower surface of the second skirt 130 is adapted to be engaged with the upper flange of the pot 10. The first skirt 120 has a closed ring shape and extends along the circumferential direction of the body portion 110, and the second skirt 130 has a closed ring shape and extends along the circumferential direction of the body portion 110. The sealing ring 100 is in the shape of a closed ring and is adapted to the cross-sectional profile of the cooking appliance 1000.

The main body 110 is provided with a protrusion 111, the lid 20 includes a sheet metal member 21, and the protrusion 111 is clamped between the fixing ring 200 and the sheet metal member 21. The fixing ring 200 and the sheet metal part 21 are fixedly connected by a fixing member 22. The fixing ring 200 is provided with a positioning groove, the extension part 111 is provided with a hook part, and the hook part is suitable for being matched in the positioning groove.

The following describes the pot cover 20 according to an embodiment of the present invention. According to the utility model discloses pot cover 20 includes sheet metal component 21 and sealing washer subassembly 1, and sealing washer subassembly 1 establishes on sheet metal component 21, sealing washer subassembly is according to the utility model discloses a sealing washer subassembly 1 for cooking utensil of above-mentioned embodiment.

According to the utility model discloses pot cover 20, through utilizing according to the utility model discloses a sealing washer subassembly 1 for cooking utensil of above-mentioned embodiment, sealing washer subassembly 1 has advantages such as convenient to use, reliability height.

A cooking appliance 1000 according to an embodiment of the present invention is described below. According to the utility model discloses cooking utensil 1000 includes pot body 10, pot cover 20 and sealing washer subassembly, has cooking chamber 11 and the opening 12 that communicates with cooking chamber 11 in the pot body 10. The lid 20 is movably arranged on the pot 10 between an open position avoiding the opening 12 and a closed position closing the opening 12. The sealing washer subassembly is established on pot cover 20, and the sealing washer subassembly is according to the utility model discloses a sealing washer subassembly 1 for cooking utensil of above-mentioned embodiment, 1 centre gripping of sealing washer subassembly is between pot cover 20 and convex part 300 pot body 10 when pot cover 20 is in the closed position.

Specifically, the pot body 10 includes a pot body and an inner pot, and the inner pot is fitted in the pot body. The inner pot is provided with a cooking cavity 11, and a pot cover 20 is movably covered on the pot body.

In some embodiments of the present invention, the cooking utensil 1000 is an electric pressure cooker, the electric pressure cooker includes a cooker body 10 and a cooker cover 20, wherein the cooker body 10 includes a cooker body and an inner cooker, and the inner cooker is fitted in the cooker body. During the cooking process of the electric pressure cooker, the pressure in the cooker changes, the first skirt edge 120 and the second skirt edge 130 of the sealing ring 100 are respectively contacted with the inner side wall of the inner cooker and the upper turned edge of the inner cooker, and the gas between the sealing ring 100 and the inner cooker is discharged under the action of the pressure, so that the sealing ring 100 and the inner cooker are gradually and tightly attached. The sealing ring 100 and the side wall of the inner pot form a suction cup type adsorption effect. When the air inlet channel is opened and the pressure of the inner pot is restored to the normal pressure state, the convex part 300 transmits the acting force to the sealing ring 100 through the extrusion action between the convex part 300 and the fixing ring 200, and the sealing ring 100 is separated from the inner wall of the inner pot by a certain acting force, so that the sealing ring 100 is separated from the pot body 10.

Optionally, the lid 20 includes a lid plate, an inner lid. The cover plate is detachably fixed on the inner cover. The cover plate includes a sheet metal member 21, a fixing member 22, a fixing ring 200, and a seal ring 100. The seal ring 100 is interposed between the sheet metal member 21 and the fixing ring 200, and the fixing member 22 connects the sheet metal member 21 and the fixing ring 200 together. The sealing ring 100 is fixed to the cover plate by a fixing ring 200.

According to the utility model discloses cooking utensil 1000, through utilizing according to the utility model discloses a sealing washer subassembly 1 for cooking utensil of above-mentioned embodiment, sealing washer subassembly 1 has advantages such as convenient to use, reliability height.

Other constructions and operations of the cooking appliance 1000 according to the embodiments of the present invention are known to those skilled in the art and will not be described in detail herein.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. In the description of the present invention, the first feature "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features being in contact with each other not directly but through another feature therebetween.

In the description of the invention, the first feature being "on", "above" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or 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, the schematic representations of the terms used above 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.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A seal ring assembly for a cooking appliance, comprising:

the sealing ring is arranged on the fixing ring, the fixing ring is provided with a fixing ring pressing surface which is pressed against the sealing ring, and the sealing ring is provided with a sealing ring pressing surface which is suitable for being pressed against the fixing ring; and

and the convex part is arranged between the fixed ring pressing surface and the sealing ring pressing surface.

2. The gasket assembly for a cooking appliance according to claim 1, wherein the protrusion is formed at the gasket pressing surface and protrudes toward the fixing ring.

3. The gasket assembly of claim 1, wherein the gasket pressing surface is an annular surface extending along a horizontal plane, and the protrusion is formed by protruding upward from the gasket pressing surface.

4. The sealing ring assembly for a cooking appliance according to claim 1, wherein said protrusion is annular and extends in a circumferential direction of said sealing ring.

5. The gasket assembly of claim 1, wherein the protrusion is a plurality of protrusions, and the plurality of protrusions are spaced apart along a circumference of the gasket.

6. The gasket assembly for a cooking appliance according to claim 5, wherein the upper end surfaces of the plurality of protrusions are flush.

7. The gasket assembly of claim 1 wherein said protrusion protrudes from said gasket pressing surface by a height of 0.3-3 mm.

8. The gasket assembly for a cooking appliance according to claim 1, wherein the gasket comprises:

a body portion provided on the fixing ring, the seal ring pressing surface being formed on the body portion;

a first skirt connected to the body portion and extending in a vertical direction;

a second skirt connected to the body portion and extending in a horizontal direction,

the body part is provided with a protruding part, and the sealing ring pressing surface is connected with the second skirt edge and the protruding part respectively.

9. The seal ring assembly for a cooking appliance as claimed in claim 1, wherein the seal ring is annular and conforms to the cross-sectional profile of the cooking appliance.

10. A pot lid, comprising:

a sheet metal part;

a seal ring assembly, the seal ring assembly being provided on the sheet metal part, the seal ring assembly being in accordance with any one of claims 1-9.

11. A cooking appliance, comprising:

the cooking pot comprises a pot body, a cooking cavity and an opening communicated with the cooking cavity, wherein the pot body is internally provided with the cooking cavity;

the pot cover is movably arranged on the pot body and can move between an opening position for avoiding the opening and a closing position for closing the opening;

a sealing ring assembly provided on the lid, the sealing ring assembly being as claimed in any one of claims 1-9, the sealing ring assembly being clamped between the lid and the body when the lid is in the closed position.