CN213551273U

CN213551273U - Sealing structure and cooking utensil

Info

Publication number: CN213551273U
Application number: CN202022149744.3U
Authority: CN
Inventors: 林嘉权; 吴振柏; 梁少棠; 朱丽珊; 胡静利; 于越
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-06-29
Anticipated expiration: 2030-09-25

Abstract

The utility model provides a sealing structure and a cooking utensil, wherein the sealing structure comprises an annular pad, a first annular rib, a second annular rib and a third annular rib, and the annular pad is provided with a front surface and a back surface; the first annular rib is arranged on the front surface of the annular cushion in a protruding mode, and the first annular rib is arranged around the opening of the annular cushion; the second annular rib is arranged on the front surface of the annular cushion in a protruding mode, and the second annular rib is arranged around the first annular rib; the third annular rib is arranged on the back of the annular cushion in a protruding mode, and the third annular rib is arranged around the opening of the annular cushion; wherein, first annular muscle, second annular muscle and third annular muscle are made by elastic material. By adopting the scheme, after the sealing structure is matched with other structural members, the compression amount of the first annular rib, the second annular rib and the third annular rib is large, so that good sealing effect can be achieved on two surfaces of the sealing structure, and the leakage problem is avoided.

Description

Sealing structure and cooking utensil

Technical Field

The utility model relates to a cooking utensil technical field particularly, relates to a seal structure and cooking utensil.

Background

At present, electric appliances such as a steam box or a steam box on the market basically use silica gel sheets at the lighting lamp for sealing, the sealing silica gel is flat and smooth, the compression amount is small, the sealing effect on a machine is poor, the risk of steam leakage exists, if the steam box inner container assembled with the sealing silica gel is deformed, or the lighting lamp cover is deformed, the sealing failure is caused, and the performance of the whole machine is influenced by the steam leakage.

SUMMERY OF THE UTILITY MODEL

The utility model provides a sealing structure and cooking utensil to improve sealed effect.

In order to achieve the above object, according to an aspect of the present invention, the present invention provides a sealing structure, including: an annular pad having a front side and a back side; the first annular rib is arranged on the front surface of the annular cushion in a protruding mode, and the first annular rib is arranged around the opening of the annular cushion; the second annular rib is arranged on the front surface of the annular cushion in a protruding mode, and the second annular rib is arranged around the first annular rib; the third annular rib is arranged on the back surface of the annular cushion in a protruding mode, and the third annular rib is arranged around the opening of the annular cushion; wherein the first annular rib, the second annular rib, and the third annular rib are all made of an elastic material.

Further, the front surface of the annular pad is provided with a groove, the opening of the annular pad and the first annular rib are both positioned in the groove, and the second annular rib is positioned outside the groove.

Further, the seal structure further includes: and the fourth annular rib is arranged around the second annular rib, wherein the circumference of the fourth annular rib is larger than that of the second annular rib, and the circumference of the second annular rib is larger than that of the first annular rib.

Further, a plurality of through holes are distributed on the annular pad, and each through hole is located between the fourth annular rib and the second annular rib.

Further, the seal structure further includes: and the fifth annular rib is arranged on the back of the annular cushion in a protruding mode, the fifth annular rib surrounds the third annular rib, and the perimeter of the fifth annular rib is larger than that of the third annular rib.

Further, the wall thickness of the first annular rib is gradually reduced from the bottom to the top; the wall thickness of the second annular rib is gradually reduced from the bottom to the top; the wall thickness of the third annular rib is gradually reduced from the bottom to the top.

Further, the sealing structure is an integrally formed structure and is made of an elastic material.

According to another aspect of the present invention, there is provided a cooking appliance comprising a housing, a lamp cover and the above sealing structure, the sealing structure being sandwiched between the lamp cover and the housing.

Further, the lamp lid with the casing all has the mouth of dodging, the mouth of dodging of casing the mouth of dodging of lamp lid and the opening of seal structure corresponds the setting, cooking utensil still includes the light-passing board, the light-passing board is located in the recess of seal structure, the light-passing board shutoff the mouth of dodging of lamp lid, seal structure's first annular muscle with the light-passing board butt.

Further, the housing has an annular bead located between the fifth annular bead and the third annular bead of the seal structure.

The technical scheme of the utility model provides a sealing structure, which comprises an annular pad, a first annular rib, a second annular rib and a third annular rib, wherein the annular pad is provided with a front surface and a back surface; the first annular rib is arranged on the front surface of the annular cushion in a protruding mode, and the first annular rib is arranged around the opening of the annular cushion; the second annular rib is arranged on the front surface of the annular cushion in a protruding mode, and the second annular rib is arranged around the first annular rib; the third annular rib is arranged on the back of the annular cushion in a protruding mode, and the third annular rib is arranged around the opening of the annular cushion; wherein, first annular muscle, second annular muscle and third annular muscle are made by elastic material. Adopt this scheme, because but the front at the annular gasket or the back protrusion is provided with elastic deformation's first annular muscle, second annular muscle and third annular muscle, first annular muscle, second annular muscle and third annular muscle have great compressive deformation ability, consequently with seal structure and other structure cooperations backs, first annular muscle, the compressive capacity of second annular muscle and third annular muscle is all bigger, can play good sealed effect like this at seal structure's two sides homoenergetic, avoid taking place the leakage problem.

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 structural view of a sealing structure provided by an embodiment of the present invention on the front;

FIG. 2 shows a schematic structural view of the seal structure of FIG. 1 on the back side;

fig. 3 is a schematic diagram illustrating a partial structure of a cooking appliance according to an embodiment of the present invention.

Wherein the figures include the following reference numerals:

10. an annular pad; 11. a through hole; 21. a first annular rib; 22. a second annular rib; 23. a fourth annular rib; 31. a third annular rib; 32. a fifth annular rib; 40. a housing; 50. a lamp cover; 60. a light-transmitting plate.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and 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.

As shown in fig. 1-2, an embodiment of the present invention provides a sealing structure, including: a ring pad 10, the ring pad 10 having a front side and a back side; a first annular rib 21 which is arranged on the front surface of the annular cushion 10 in a protruding way, wherein the first annular rib 21 is arranged around the opening of the annular cushion 10; a second annular rib 22 which is convexly arranged on the front surface of the annular cushion 10, wherein the second annular rib 22 is arranged around the first annular rib 21; a third annular rib 31 which is arranged on the back of the annular cushion 10 in a protruding way, wherein the third annular rib 31 is arranged around the opening of the annular cushion 10; wherein the first annular rib 21, the second annular rib 22 and the third annular rib 31 are all made of elastic material.

Adopt this scheme, because but the front at the ring gasket 10 or the back protrusion is provided with elastic deformation's first annular muscle 21, second annular muscle 22 and third annular muscle 31, first annular muscle 21, second annular muscle 22 and third annular muscle 31 have great compressive deformation ability, consequently with seal structure and other structure cooperations backs, first annular muscle 21, the compressive capacity of second annular muscle 22 and third annular muscle 31 is all bigger, like this can play good sealed effect at seal structure's both sides homoenergetic, avoid taking place the leakage problem.

In this embodiment, the front surface of the annular pad 10 has a groove, the opening of the annular pad 10 and the first annular rib 21 are both located in the groove, and the second annular rib 22 is located outside the groove. In particular, the groove is used for placing a plate-like structure such as glass, so that sealing can be achieved by the contact of the first annular rib 21 with the glass. The opening of the annular pad 10 and the first annular rib 21 are both positioned in the groove, and after the structures such as glass and the like are placed, the openings do not protrude out of the surface of the annular pad 10, so that the sealing fit of the second annular rib 22 and other structures can be prevented from being influenced.

In this embodiment, the seal structure further includes: and the fourth annular rib 23 is convexly arranged on the front surface of the annular cushion 10, the fourth annular rib 23 is arranged around the second annular rib 22, the perimeter of the fourth annular rib 23 is larger than that of the second annular rib 22, and the perimeter of the second annular rib 22 is larger than that of the first annular rib 21. Through setting up fourth annular muscle 23, the front of annular gasket 10 is when contacting with the structure, and accessible fourth annular muscle 23 and second annular muscle 22 are sealed simultaneously, have consequently realized double seal, have improved sealed effect. Specifically, the height of the fourth annular bead 23 is the same as the height of the second annular bead 22.

In this embodiment, a plurality of through holes 11 are distributed on the annular cushion 10, and each through hole 11 is located between the fourth annular rib 23 and the second annular rib 22. The through holes 11 are used to pass fasteners to connect the seal structure to other structural members.

In this embodiment, the seal structure further includes: and a fifth annular rib 32 which is arranged on the back of the annular cushion 10 in a protruding manner, wherein the fifth annular rib 32 is arranged around the third annular rib 31, and the perimeter of the fifth annular rib 32 is larger than that of the third annular rib 31. Therefore, when the back surface of the annular cushion 10 is matched with a structural member, the fifth annular rib 32 and the third annular rib 31 can jointly play a role in sealing, and the sealing reliability is improved. Specifically, the heights of the fifth annular bead 32 and the third annular bead 31 are the same.

Optionally, the third annular rib 31 has a notch in the circumferential direction. The third annular rib 31 is formed by a plurality of straight ribs, and adjacent ribs may be connected or spaced apart. The third annular rib 31 has an annular groove therein to save material, and the fifth annular rib 32 has an annular groove therein to save material.

Specifically, the wall thickness of the first annular bead 21 is gradually reduced from the bottom to the top; the wall thickness of the second annular bead 22 gradually decreases from the bottom to the top; the wall thickness of the third annular bead 31 gradually decreases from the bottom to the top. Thus, the first annular rib 21, the second annular rib 22 or the third annular rib 31 has large deformation amount when being compressed, and the sealing effect is good.

In this embodiment, the sealing structure is an integrally formed structure, and the sealing structure is made of an elastic material. The sealing structure is arranged into an integrally formed structure, so that the sealing effect can be further improved, and the manufacturing is convenient.

As shown in fig. 3, another embodiment of the present invention provides a cooking appliance including a housing 40, a lamp cover 50, and the above-described sealing structure, which is sandwiched between the lamp cover 50 and the housing 40. Thus, reliable sealing of the lamp cover 50 and the housing 40 can be achieved by the sealing structure, and damage to electric components due to steam in the cooking appliance entering the interior of the housing 40 from the lamp cover 50 is prevented, thereby improving reliability of the cooking appliance. The cooking appliance further includes an illumination lamp for illumination, the illumination lamp being disposed inside the case 40, and the lamp cover 50 protecting the illumination lamp.

In this embodiment, the lamp cover 50 and the housing 40 both have an avoiding opening, the avoiding opening of the housing 40, the avoiding opening of the lamp cover 50 and the opening of the sealing structure are correspondingly arranged, the cooking appliance further comprises a light-transmitting plate 60, the light-transmitting plate 60 is located in the groove of the sealing structure, the light-transmitting plate 60 blocks the avoiding opening of the lamp cover 50, and the first annular rib 21 and the light-transmitting plate 60 of the sealing structure are abutted. The light-transmitting plate 60 is transparent to light. The first annular rib 21 of the sealing structure is abutted against the light transmission plate 60, so that reliable sealing can be realized for the light transmission plate 60.

Further, the housing 40 has an annular reinforcing rib located between the fifth annular rib 32 and the third annular rib 31 of the seal structure. The structural strength of the housing 40 can be improved by the annular reinforcing ribs, and the deformation of the housing 40 is avoided. Moreover, the annular reinforcing rib is positioned between the fifth annular rib 32 and the third annular rib 31 of the sealing structure, so that the space can be fully utilized, and the occupied cooking space is reduced. After assembly, the third annular rib 31, the fifth annular rib 32 are both abutted against the housing 40 and are both compressed to achieve double sealing. The second annular rib 22 and the fourth annular rib 23 are both abutted against the lamp cover 50 and are both compressed to achieve double sealing. The housing 40 is of sheet metal construction.

In particular, the cooking appliance is a steam box or a steam oven or other type of cooking appliance.

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

1. A sealing structure, comprising:

a ring pad (10), the ring pad (10) having a front face and a back face;

a first annular rib (21) which is arranged on the front surface of the annular cushion (10) in a protruding mode, wherein the first annular rib (21) is arranged around the opening of the annular cushion (10);

a second annular rib (22) which is convexly arranged on the front surface of the annular cushion (10), wherein the second annular rib (22) is arranged around the first annular rib (21);

a third annular rib (31) which is arranged on the back surface of the annular cushion (10) in a protruding mode, wherein the third annular rib (31) is arranged around the opening of the annular cushion (10);

wherein the first annular bead (21), the second annular bead (22) and the third annular bead (31) are all made of an elastic material.

2. The sealing structure according to claim 1, characterized in that the front face of the annular gasket (10) has a groove, the opening of the annular gasket (10) and the first annular bead (21) being located inside the groove, the second annular bead (22) being located outside the groove.

3. The seal structure of claim 1, further comprising:

the fourth annular rib (23) is arranged on the front face of the annular cushion (10) in a protruding mode, the fourth annular rib (23) is arranged around the second annular rib (22), the circumference of the fourth annular rib (23) is larger than that of the second annular rib (22), and the circumference of the second annular rib (22) is larger than that of the first annular rib (21).

4. The sealing structure according to claim 3, characterized in that a plurality of through holes (11) are distributed on the annular gasket (10), each through hole (11) being located between the fourth annular rib (23) and the second annular rib (22).

5. The seal structure of claim 1, further comprising:

the fifth annular rib (32) is arranged on the back face of the annular cushion (10) in a protruding mode, the fifth annular rib (32) is arranged around the third annular rib (31), and the perimeter of the fifth annular rib (32) is larger than that of the third annular rib (31).

6. The sealing structure according to claim 1, characterized in that the wall thickness of the first annular bead (21) decreases gradually from bottom to top; the wall thickness of the second annular rib (22) is gradually reduced from the bottom to the top; the wall thickness of the third annular rib (31) is gradually reduced from the bottom to the top.

7. The seal structure of claim 1, wherein the seal structure is a one-piece structure, the seal structure being made of an elastomeric material.

8. A cooking appliance, characterized in that it comprises a housing (40), a lamp cover (50) and a sealing structure according to any one of claims 1 to 7, which is sandwiched between the lamp cover (50) and the housing (40).

9. The cooking utensil of claim 8, wherein the sealing structure is the sealing structure of claim 2, the lamp cover (50) and the casing (40) all have an evasion mouth, the evasion mouth of the casing (40), the evasion mouth of the lamp cover (50) and the opening of the sealing structure correspond to be arranged, the cooking utensil further comprises a light-transmitting plate (60), the light-transmitting plate (60) is located in the groove of the sealing structure, the light-transmitting plate (60) blocks the evasion mouth of the lamp cover (50), and the first annular rib (21) of the sealing structure abuts against the light-transmitting plate (60).

10. The cooking appliance according to claim 8, wherein the sealing structure is a sealing structure according to claim 5, the housing (40) having an annular bead located between the fifth and third annular beads (32, 31) of the sealing structure.