Sealing ring convenient to disassemble, pot cover and electric cooker

Abstract

The utility model discloses a sealing ring convenient to disassemble, which comprises a connecting part, a sealing part and a sealing part, wherein the connecting part is of an elastic structure and is annularly arranged, and the connecting part is used for being in interference insertion connection with an annular groove in a pot cover; the sealing part is arranged below the connecting part and is annularly arranged, and the sealing part is used for abutting against the pot edge of the top of an inner pot of the electric rice cooker in a sealing mode after the electric rice cooker is covered. By the adoption of the technical scheme, when the sealing ring is connected with the pot cover, the connecting part of the elastic structure on the sealing ring is in interference insertion connection with the annular groove in the pot cover, connection and detachment between the sealing ring and the pot cover can be achieved, and therefore detachable connection between the sealing ring and the pot cover is achieved; and the sealing ring can be conveniently detached, cleaned and replaced, and the practicability is good.

Description

Technical Field

[0001] The utility model relates to the technical field of rice cookers, in particular to a detachable sealing ring, a pot cover and a rice cooker. Background Art

[0002] A sealing ring is generally arranged on the lid of a rice cooker to play a sealing role. Chinese Patent CN207071016U discloses a pressing ring, a pot cover of a rice cooker and a rice cooker. Referring to the attached Figure 2 and Figure 3 shown, the pressing ring 110 is applied to the pot cover 100 of the rice cooker 300, and is fixedly connected with the cover plate 120 of the pot cover 100 to fix the sealing ring 130 of the pot cover 100 of the rice cooker 300 (see paragraph 0032 of its specification). It can be known from this prior art that the sealing ring is installed on the pot cover by a fixing method, and this installation method is not convenient for disassembling the sealing ring for cleaning and replacement. Summary of the Utility Model

[0003] In order to overcome the existing technical defects, the purpose of the utility model is to provide a detachable sealing ring to solve the above technical problems.

[0004] The technical solution adopted by the utility model to solve the technical problems is as follows:

[0005] According to one aspect of the utility model, a detachable sealing ring is designed for the pot cover of a rice cooker. The sealing ring includes:

[0006] A connecting part, which is an elastic structure and is arranged in a ring shape. The connecting part is used for interference plugging with the annular groove on the pot cover;

[0007] A sealing part, which is arranged below the connecting part and is arranged in a ring shape. The sealing part is used for sealingly abutting against the top edge of the inner pot of the rice cooker after the rice cooker is covered.

[0008] By adopting the above technical solution, when the sealing ring is connected with the pot cover, the connecting part with an elastic structure on the sealing ring is interference plugged with the annular groove on the pot cover, so that the connection and disassembly between the sealing ring and the pot cover can be realized, thereby realizing the detachable connection between the two. Compared with the existing sealing ring connected by a fixing method, it is convenient to disassemble, clean and replace the sealing ring, and has better practicability.

[0009] In order to better solve the above technical defects, the utility model also has a better technical solution:

[0010] In some embodiments, the connecting portion includes an annular portion and an annular protrusion provided on the side wall of the annular portion, and the sum of the transverse thickness of the annular portion and the transverse thickness of the annular protrusion is greater than the groove width of the annular groove.

[0011] In some embodiments, a slot is provided on one side of the annular portion, and the slot is used for the interference insertion of the insertion portion on the pot lid therein. Thereby, the firmness of the connection of the sealing ring can be improved.

[0012] In some embodiments, the sealing portion includes a pressing portion, a first inclined portion, a second inclined portion, and a connecting portion, and the first inclined portion and the second inclined portion form a < - shaped structure.

[0013] In some embodiments, an annular reinforcing protrusion is provided on the top of the pressing portion.

[0014] In some embodiments, the middle of the annular protrusion has an arc - shaped transition surface, and the upper and lower parts respectively have inclined surfaces or arc - shaped surfaces tangent to the arc - shaped transition surface.

[0015] In some embodiments, an annular interference - fit groove is provided on the side wall of the annular groove, and the annular protrusion is placed in the interference - fit groove and abuts against the groove wall of the interference - fit groove.

[0016] According to another aspect of the present invention, a pot lid is designed, which includes a lid body and the above - mentioned sealing ring. An annular groove is provided on the lid body, and the connecting portion on the sealing ring is in interference insertion with the annular groove.

[0017] According to still another aspect of the present invention, a rice cooker is designed, which includes a cooker body and the above - mentioned lid body. After the lid body is covered on the top of the cooker body, the pressing portion of the sealing ring is in sealing abutment with the top edge of the inner pot of the cooker body. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic structural diagram of a detachable sealing ring according to an embodiment provided by the present invention;

[0019] Figure 2 It is a schematic cross - sectional structure diagram of the sealing ring;

[0020] Figure 3 It is a schematic cross - sectional structure diagram of the lid body and the sealing ring;

[0021] Reference Numerals:

[0022] 1. Connecting portion; 11. Annular portion; 12. Annular protrusion; 13. Slot; 2. Sealing portion; 21. Pressing portion; 22. First inclined portion; 23. Second inclined portion; 24. Connecting portion; 241. Reinforcing protrusion; 3. Lid body; 31. Annular groove; 32. Insertion portion. Detailed implementation mode

[0023] To make the purpose, technical solutions and advantages of the present utility model clearer, the present utility model will be further described in detail below in conjunction with the specific implementation mode and with reference to the accompanying drawings. It should be understood that these descriptions are exemplary and are not intended to limit the scope of the present utility model. In addition, in the following description, the descriptions of well-known structures and technologies are omitted to avoid unnecessarily confusing the concept of the present utility model.

[0024] In the description of the present utility model, it should be understood that for the orientation description, such as the orientation or positional relationship indicated by up, down, front, back, left, right, etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation to the present utility model.

[0025] In the description of the present utility model, unless otherwise clearly defined, words such as setting, installation, connection, and fixed connection should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in the present utility model in combination with the specific content of the technical solution.

[0026] Embodiment 1

[0027] Refer to Figures 1 to 3 As shown, a detachable sealing ring provided by the present utility model is used on the lid of a rice cooker. The sealing ring includes: a connecting portion 1 and a sealing portion 2. The connecting portion 1 is an elastic structure. Among them, the connecting portion 1 is made of food-grade silica gel or silicone rubber or other elastic gummy materials. The connecting portion 1 is arranged in a ring shape and is used for interference insertion with the annular groove 31 on the lid.

[0028] Further, the connecting portion 1 includes an annular portion 11 and an annular protrusion 12. The cross-section of the annular portion 11 is rectangular or trapezoidal, etc. The annular protrusion 12 is arranged on the side wall of the annular portion 11. Among them, the annular protrusion 12 is arranged on the outer side wall or the inner side wall of the annular portion 11. In this embodiment, it is preferably that the annular protrusion 12 is arranged on the inner side wall of the annular portion 11. The sum of the transverse thickness of the annular portion 11 and the transverse thickness of the annular protrusion 12 is greater than the groove width of the annular groove 31. The groove width refers to the distance between the two side walls of the annular groove 31.

[0029] The middle of the annular protrusion 12 has an arc-shaped transition surface, and the upper and lower parts respectively have inclined surfaces or arc-shaped surfaces tangent to the arc-shaped transition surface.

[0030] A slot 13 is provided on one side of the annular part 11. The slot 13 is provided on the outer or inner side of the annular part 11. In this embodiment, it is preferably provided on the inner side of the annular part 11. The slot 13 is used for the interference fit insertion of the insertion part 32 on the pot lid into it. Among them, the transverse width of the insertion part 32 is greater than the width between the two side walls of the slot 13.

[0031] The sealing part 2 is provided below the connecting part 1 and is annularly arranged. The sealing part 2 and the connecting part 1 are of an integral structure. The sealing part 2 is used for sealingly abutting against the top edge of the inner pot of the rice cooker after the rice cooker lid is closed.

[0032] Furthermore, the sealing part 2 includes a pressing part 21, a first inclined part 22, a second inclined part 23 and a connecting part 24. The first inclined part 22 and the second inclined part 23 form a < - shaped structure. A circular reinforcing protrusion 241 is provided on the top of the pressing part 21. The pressing part 21 is used for sealingly abutting against the top edge of the inner pot of the rice cooker after the rice cooker lid is closed.

[0033] In some embodiments, an annular interference - fit groove is provided on the side wall of the annular groove 31. The annular protrusion 12 is placed in the interference - fit groove and abuts against the groove wall of the interference - fit groove. The cross - sectional shape of the interference - fit groove matches the cross - sectional shape of the annular protrusion 12.

[0034] Embodiment Two

[0035] Reference Figures 1 to 3 As shown, a pot lid provided by the present utility model includes a lid body 3 and the sealing ring described in Embodiment One. An annular groove 31 is provided on the lid body 3. The connecting part 1 on the sealing ring is in interference insertion with the annular groove 31.

[0036] Embodiment Three

[0037] Reference Figures 1 to 3 As shown, a rice cooker provided by the present utility model includes a cooker body and the lid body 3 described in Embodiment Two. After the lid body 3 is covered on the top of the cooker body, the pressing part 21 of the sealing ring seals and abuts against the top edge of the inner pot of the cooker body.

[0038] The above - mentioned are only some embodiments of the present utility model. For those of ordinary skill in the art, without departing from the inventive concept of the present utility model, several deformations and improvements can still be made, and these all belong to the protection scope of the present utility model.

Claims

1. A detachable sealing ring for use on the lid of a rice cooker, characterized in that, Comprising: A connecting part, which is of an elastic structure and is arranged in a ring shape. The connecting part is used for interference fit with a ring groove on the pot cover. A sealing part, which is arranged below the connecting part and is arranged in a ring shape. The sealing part is used for sealingly abutting against the top edge of the inner pot of the rice cooker after the rice cooker is covered.

2. The detachable sealing ring according to claim 1, wherein, The connecting part includes a ring part and a ring protrusion arranged on the side wall of the ring part. The sum of the transverse thickness of the ring part and the transverse thickness of the ring protrusion is greater than the groove width of the ring groove.

3. The detachable sealing ring according to claim 2, characterized in that, A slot is arranged on one side of the ring part. The slot is used for the interference insertion of the insertion part on the pot cover therein.

4. The detachable sealing ring according to claim 1, wherein The sealing part includes a pressing part, a first inclined part, a second inclined part and a connecting part. The first inclined part and the second inclined part form a < - shaped structure.

5. The detachable sealing ring according to claim 4, wherein A ring - shaped reinforcing protrusion is arranged on the top of the pressing part.

6. The detachable sealing ring according to claim 2 or 3, characterized in that, The middle part of the ring protrusion has an arc - shaped transition surface, and the upper part and the lower part respectively have inclined surfaces or arc - shaped surfaces tangent to the arc - shaped transition surface.

7. The detachable sealing ring according to claim 6, characterized in that, A ring - shaped interference - fit groove is arranged on the side wall of the ring groove. The ring protrusion is placed in the interference - fit groove and abuts against the groove wall of the interference - fit groove.

8. A pot lid, characterized in that, Comprising a cover body and the sealing ring according to any one of claims 1 to 7. A ring groove is arranged on the cover body, and the connecting part on the sealing ring is in interference fit with the ring groove.

9. An electric rice cooker, characterized in that, Comprising a cooker body and the cover body according to claim 8. After the cover body is covered on the top of the cooker body, the pressing part of the sealing ring sealingly abuts against the top edge of the inner pot of the cooker body.

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