CN211722771U - Lid assembly and have its cooking utensil - Google Patents

Abstract

The utility model provides a lid subassembly and have its cooking utensil. Wherein, lid subassembly includes: a cover body, wherein a supporting part is arranged inside the cover body; the sealing device is arranged in the cover body through the supporting part and comprises a sealing device body and a convex rib arranged on the outer side wall of the sealing device body; wherein, the distance is provided between the lowest position of the lower surface of the convex rib and the lower surface of the sealing device body. Therefore, the technical scheme of the application has effectively solved the poor problem of sealed effect of pot mouth sealing washer among the correlation technique.

Description

Lid assembly and have its cooking utensil

Technical Field

The utility model relates to a small household appliances technical field particularly, relates to a lid subassembly and have its cooking utensil.

Background

As shown in figure 1, the inner pot 40' and the pot cover are sealed by the pot mouth sealing ring of the electric pressure cooker, so as to achieve the sealing effect and improve the pressure in the pot. The pot mouth sealing ring 30 'is fixed on the pot cover, the upper plane of the circumference of the sealing ring is attached to the plane of the pot cover, and the lower plane of the circumference is attached to the plane of the pot mouth of the inner pot 40'.

In the related art, as shown in fig. 2, when a metal covering edge 41 ' is formed on the rim of the inner pot, the metal covering edge 41 ' protrudes above the rim plane to a certain height, so that the outer ring of the rim sealing ring needs to be partially cut to form the sealing ring main body 32 ', thereby preventing the rim sealing ring 30 ' from interfering with the metal covering edge 41 '. Meanwhile, the outer ring of the pot opening sealing ring is provided with a convex block 31 'to prevent the pot opening sealing ring 30' from falling off. The bump 31 'in the above structure is easy to interfere with the metal covering edge 41', thereby affecting the sealing effect.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a lid subassembly and have its cooking utensil to solve the pot mouth sealing washer among the correlation technique problem of interfering with pot mouth turn-up structure easily.

In order to achieve the above object, according to an aspect of the present invention, there is provided a cover assembly including: a cover body, wherein a supporting part is arranged inside the cover body; the sealing device is arranged in the cover body through the supporting part and comprises a sealing device body and a convex rib arranged on the outer side wall of the sealing device body; wherein, the distance is provided between the lowest position of the lower surface of the convex rib and the lower surface of the sealing device body.

Use the technical scheme of the utility model, the inside supporting part that is provided with of lid body, supporting part support sealing device, and then fixed sealing device. The protruding muscle sets up on the lateral wall of sealing device body, and the lowest of the lower surface of protruding muscle is higher than the bottom surface of sealing device body for the below of protruding muscle forms like this and dodges the space. When the lid uses, dodge the space and can avoid effectively and interfere with turn-up structure, prevent that sealing device from upwarping, and then make sealing device's sealed effect better. And the arrangement of the convex ribs can ensure that the sealing device is not easy to fall off from the cover body, thereby ensuring the connection stability of the sealing device. Therefore, the technical scheme of the application effectively solves the problem that the pot opening sealing ring of the pot opening sealing ring in the related technology is easily interfered with the pot opening edge curling structure.

Further, the upper surface of the rib is lower than or flush with the upper surface of the sealing device body. The upper surface of the convex rib can be in contact with the inside of the cover body, so that the contact area between the sealing device and the inside of the cover body is increased, and the sealing effect is better. Or the upper surface of the convex rib can be arranged with a distance from the inner part of the cover body, so that the material is saved, and the manufacturing cost is reduced.

Further, the lower surface of the rib is a plane or an inclined plane. The plane or the inclined plane can effectively avoid the curling structure, the structure reduces the processing difficulty, and the sealing device is easier to realize.

Furthermore, the lower surface of the convex rib is an inclined plane, and the convex rib gradually shrinks and extends from inside to outside. Above-mentioned inclined plane avoid interfering effectively, and then promoted sealed effect to make the area of contact of protruding muscle and sealing device body bigger, prevent that the protruding muscle from damaging.

Further, the included angle between the lower surface of the convex rib and the side wall of the sealing device body is between 90 degrees and 135 degrees. The included angle enables the lower surface of the convex rib to be an inclined surface, and the included angle can be specifically set according to the size of the curling edge structure. The angle selection can reduce the processing difficulty and ensure the structural strength of the sealing device at the same time.

Further, a gap is formed between the convex rib and the cover body. The gap provides a deformation space for the whole sealing device, so that the convex rib can be contacted with the cover body, the contact area between the sealing device and the cover body is larger, and the sealing device can be prevented from falling off from the cover body while the sealing effect is effectively improved.

Further, the gap between the rib and the cover body is between 1 mm and 3 mm. The gap provides a space for the deformation of the convex rib, and the convex rib is prevented from being extruded due to the deformation, so that the sealing device is prevented from falling off.

Further, be provided with the breach on the protruding muscle, the breach includes a plurality ofly, and a plurality of breach intervals set up. The gap is convenient for disassembling the sealing device.

According to another aspect of the present invention, there is provided a cooking device, comprising a cover assembly, the cover assembly being the above-mentioned cover assembly. The cover body assembly has good sealing effect, so that the cooking utensil has the same advantages.

Furthermore, the cooking utensil comprises a container, a turned edge structure is arranged at the turned edge of the opening of the container, and a gap is formed between the lower surface of the convex rib and the upper surface of the turned edge structure. The convex rib can effectively avoid the curled edge structure, so that the sealing effect is better.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic cross-sectional view of a related art cooking appliance;

FIG. 2 shows an enlarged partial view at M of the cooking appliance of FIG. 1;

fig. 3 shows a schematic cross-sectional view of an embodiment of a cover assembly according to the present invention;

FIG. 4 shows an enlarged partial view of the cover assembly of FIG. 3 at A;

FIG. 5 is a perspective view of the sealing device of the cover assembly of FIG. 3;

FIG. 6 shows a schematic cross-sectional view of the sealing arrangement of the cover assembly of FIG. 3; and

fig. 7 shows a close-up view of the sealing device of fig. 6 at B.

Wherein the figures include the following reference numerals:

10. a cover body; 20. a support portion; 30. a sealing device; 31. a rib is protruded; 311. a notch; 32. a sealing device body; 33. A first seal portion; 34. a second seal portion; 40. a container; 41. a crimping structure; 50. a heat-preserving cover; 60. a heating device.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

The inventor conducts experiments and analysis on the scheme of the related art, and finds that the small bump added on the outer side of the sealing ring in the related art usually protrudes outwards along the outer wall of the peripheral ring of the sealing ring, and the thickness of the small bump is the same as that of the peripheral ring of the sealing ring, namely, the upper plane and the lower plane of the small bump are respectively flush with the peripheral ring connected with the small bump. Although the structure improves the problem that the sealing ring is easy to fall off to a certain degree, the structure is not completely improved, and meanwhile, the added convex block still interferes with the curling structure of the inner pot, so that the risk of local air leakage exists and the hand feeling of the opening and closing cover is influenced. The technical scheme of the application effectively solves the problems.

As shown in fig. 3 and 4, in the present embodiment, the cover assembly includes: a cap body 10 and a sealing means 30. The inside of the cap body 10 is provided with a support 20. The sealing means 30 is installed in the cap body 10 through the support portion 20, and the sealing means 30 includes a sealing means body 32 and a rib 31 provided on an outer side wall of the sealing means body 32. Wherein, the lowest part of the lower surface of the convex rib 31 and the lower surface of the sealing device body 32 have a distance D.

With the technical solution of the present embodiment, the supporting portion 20 is disposed inside the cap body 10, and the sealing device 30 is supported by the supporting portion 20, so as to fix the sealing device 30. The convex rib 31 is arranged on the outer side wall of the sealing device body 32, and the lowest part of the lower surface of the convex rib 31 is higher than the bottom surface of the sealing device body 32, so that an avoiding space is formed below the convex rib 31. When the cover body is used, the avoiding space can effectively avoid interference with the curling structure 41, the sealing device 30 is prevented from being warped, and the sealing effect of the sealing device 30 is better. And the arrangement of the convex rib 31 can ensure that the sealing device 30 is not easy to fall off from the cover body 10, thereby ensuring the connection stability of the sealing device 30. Therefore, the technical scheme of this embodiment has solved the poor problem of sealed effect of pot mouth sealing washer among the correlation technique effectively.

As shown in fig. 4, in the present embodiment, the upper surface of the rib 31 is lower than the upper surface of the sealing device body 32. The convex rib 31 is arranged in the middle of the side wall of the sealing device body 32 and has a symmetrical structure. The sealing device 30 is annular, and the sealing device 30 is an integrally formed structure. The symmetrical construction allows the installation of the sealing device to be unrestricted. This arrangement can prevent the sealing device 30 from easily falling off from the cap body 10, and can effectively save materials, thereby reducing the production cost.

In the embodiment not shown in the figure, the upper surface of the convex rib is flush with the upper surface of the sealing device body, the arrangement structure is simple, the manufacturing is convenient, the sealing device can be prevented from easily falling off from the cover body, and the sealing effect of the sealing device is effectively improved.

As shown in fig. 4 and 7, in the present embodiment, the lower surface of the rib 31 is a slope. The inclined plane can dodge interference portion effectively, and the structural strength that the setting on inclined plane can make protruding muscle 31 is better simultaneously, prevents the area of connection undersize of protruding muscle 31 and sealing device body 32 to the processing degree of difficulty on inclined plane is low, makes sealing device realize more easily.

In the embodiment not shown in the figures, the lower surface of the rib is a plane, and the plane can avoid the interference part and prevent the sealing device from easily falling off from the cover body. Also, the flat surfaces are easy to machine, making the sealing device easier to implement.

As shown in fig. 4 and 7, in the present embodiment, the lower surface of the rib 31 is a slope, and the rib 31 gradually shrinks and extends from the inside to the outside. The inclined plane can avoid interfering effectively, and then has promoted sealed effect to make the area of contact of protruding muscle 31 and sealing device body 32 bigger, prevent that the protruding muscle from damaging.

As shown in fig. 4 and 7, in the present embodiment, the angle between the lower surface of the rib 31 and the side wall of the sealing device body 32 is 120 degrees. This angle can reduce the processing difficulty and ensure the structural strength of the sealing device at the same time, and makes the structural strength of the bead 31 greater. Of course, the angle between the lower surface of the rib 31 and the sidewall of the sealing device body 32 may be between 90 degrees and 135 degrees, preferably 120 degrees, and the specific angle setting needs to be set for specific situations.

As shown in fig. 4, in the present embodiment, a gap is provided between the rib 31 and the lid body 10. When the lid body 10 is used, the sealing device 30 is deformed by heating, and then the rib 31 is deformed, so that the gap can provide a space for the deformation of the sealing device 30, and the sealing device 30 is prevented from being extruded to cause poor sealing effect of the sealing device 30.

As shown in fig. 4, in the present embodiment, the gap between the rib 31 and the cap body 10 is 2 mm. A distance of 2 mm provides sufficient space for deformation of the sealing means 30. The above-mentioned gap is generally between 1 mm and 3 mm, preferably 2 mm.

As shown in fig. 5, in the present embodiment, the rib 31 is provided with four notches 311, and the four notches 311 are spaced apart from each other. The provision of the notch 311 facilitates the removal of the sealing device.

As shown in fig. 3, the present application also provides a cooking appliance, and the cooking appliance according to the present embodiment includes a cover assembly, which is the above-mentioned cover assembly. The cover body assembly has good sealing effect, so that the cooking utensil has the same advantages.

As shown in fig. 3 and 4, in the present embodiment, the cooking utensil includes a container 40, a curling structure 41 is provided at a mouth portion of the container 40, and a lower surface of the rib 31 has a gap with an upper surface of the curling structure 41. The rib 31 can escape from the crimping structure 41 and avoid contacting with the crimping structure 41, which may cause the sealing device 30 to warp. Therefore, the sealing effect is effectively improved.

As shown in fig. 3, in the present embodiment, the cooking appliance further includes a heat-insulating cover 50, the container 40 is mounted inside the heat-insulating cover 50, the heating device 60 is disposed at the bottom of the container 40, and the heating device 60 is connected to the heat-insulating cover 50. The sealing device 30 further includes a first sealing portion 33 and a second sealing portion 34, the first sealing portion 33 is connected to the sealing device body 32, the second sealing portion 34 is connected to the sealing device body 32, and the second sealing portion 34 is located below the first sealing portion 33. The first seal portion 33 abuts against the cap body 10, and the second seal portion 34 abuts against the mouth portion of the container 40, so that the supporting effect of the sealing device 30 is enhanced, and the sealing effect is improved. The cooking appliance is an electric pressure cooker.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A cover assembly, comprising:

a cover body (10), wherein a support part (20) is arranged inside the cover body (10);

a sealing device (30), wherein the sealing device (30) is installed in the cover body (10) through the supporting part (20), and the sealing device (30) comprises a sealing device body (32) and a convex rib (31) arranged on the outer side wall of the sealing device body (32);

wherein a distance D is provided between the lowest part of the lower surface of the rib (31) and the lower surface of the sealing device body (32).

2. The cover assembly of claim 1, wherein the upper surface of the rib (31) is lower than or flush with the upper surface of the sealing device body (32).

3. Cover assembly according to claim 1, wherein the lower surface of the rib (31) is flat or bevelled.

4. The cover assembly according to claim 1, wherein the lower surface of the rib (31) is a slope, and the rib (31) is extended in a gradually contracting manner from inside to outside.

5. The cover assembly of claim 4, wherein the angle between the lower surface of the rib (31) and the sidewall of the seal body (32) is between 90 degrees and 135 degrees.

6. The cover assembly according to claim 1, wherein there is a gap between the rib (31) and the cover body (10).

7. The cover assembly according to claim 6, characterized in that the gap between the bead (31) and the cover body (10) is between 1 and 3 mm.

8. The cover assembly according to claim 1, wherein the rib (31) is provided with a plurality of notches (311), and the plurality of notches (311) are spaced apart from each other.

9. A cooking appliance comprising a lid assembly, wherein the lid assembly is as claimed in any one of claims 1 to 8.

10. The cooking appliance according to claim 9, wherein the cooking appliance comprises a container (40), a curling structure (41) is arranged at the flanging position of the opening part of the container (40), and the lower surface of the convex rib (31) has a clearance with the upper surface of the curling structure (41).

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