CN220452706U

CN220452706U - Rubber gasket

Info

Publication number: CN220452706U
Application number: CN202321782940.1U
Authority: CN
Inventors: 曹永辉; 吴志武; 孙学付; 温东芳
Original assignee: Huizhou Boling Industrial Co ltd
Current assignee: Huizhou Boling Industrial Co ltd
Priority date: 2023-07-08
Filing date: 2023-07-08
Publication date: 2024-02-06
Anticipated expiration: 2033-07-08

Abstract

The utility model relates to the technical field of rubber gaskets, in particular to a rubber gasket. The rubber gasket comprises an annular cushion and a plurality of elastic fold rubber rings embedded in the annular cushion, a cutting groove transversely cutting the annular cushion is arranged in the middle of the annular cushion, and a plurality of elastic fold rubber rings with gradually increased ring diameters are arranged in the cutting groove; the bottom of the outer annular wall of the annular pad is embedded with a curved ring, and the curved ring is internally covered with a rubber ring. The rubber gasket provided by the utility model can effectively protect the annular gasket to reduce the cracking phenomenon at the side of the annular gasket, and after the annular gasket is placed, the curved ring is curved inwards along the placing groove, so that the inner ring body of the embedded rubber ring can be clamped into the annular hemispherical groove, and after the annular gasket is subjected to the force under the extrusion action, the curved ring and the rubber ring can be extruded inwards, the contact effect between the annular gasket and the sealing position is effectively improved, and the annular gasket has higher sealing performance.

Description

Rubber gasket

Technical Field

The utility model relates to the technical field of rubber gaskets, in particular to a rubber gasket.

Background

Rubber is a high-elasticity polymer material with reversible deformation, and is made into the rubber pad with the characteristics of elasticity, water impermeability and the like after processing, and in the industrial field, the rubber pad made of rubber is used for damping in the use process of industrial instruments.

Therefore, there is a need to provide a new rubber gasket that solves the above-mentioned technical problems.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a rubber gasket.

The rubber gasket provided by the utility model comprises:

annular pad

The elastic fold rubber rings are embedded in the annular pad, a cutting groove transversely cutting the annular pad is formed in the middle of the annular pad, and a plurality of elastic fold rubber rings with gradually increased ring diameters are arranged in the cutting groove;

the bottom of the outer annular wall of the annular pad is embedded with a curved ring, and the curved ring is internally covered with a rubber ring.

Preferably, one end of the elastic fold rubber ring is fixedly connected with the annular pad on the upper surface of the cutting groove, and the other end of the elastic fold rubber ring is fixedly connected with the annular pad on the lower surface of the cutting groove.

Preferably, the bottom of the outer annular wall of the annular pad is fixedly embedded with an integrally formed annular ridge, the connecting end of the curved ring is fixedly embedded on the annular ridge, and the section of the curved ring is of an L-shaped structure.

Preferably, the arc surface on the curved ring is upward curved, and the inner annular wall of the rubber ring is fixedly embedded on the inner arc wall of the arc surface.

Preferably, the outer annular wall of the annular pad is provided with an annular hemispherical groove communicated with the cutting groove.

Preferably, the edge of the top of the annular cushion is fixedly embedded with an annular air bag.

Preferably, the upper surface of the annular pad is fixedly embedded with a plurality of annular distributed rubber bulges.

Compared with the related art, the rubber gasket provided by the utility model has the following beneficial effects:

1. according to the utility model, the plurality of elastic fold rubber rings with gradually increased ring diameters are arranged in the annular cushion, so that after the annular cushion is pressed, pressure relief holes uniformly distributed in the annular cushion can uniformly disperse the pressure in the annular cushion, the condition that one end of the annular cushion is excessively deformed due to pressing and is broken is prevented, the annular cushion on the upper side and the lower side of the grooving can relatively move in a dislocation manner by utilizing the elastic fold rubber rings after being subjected to strong pressing, and the phenomenon that the side of the annular cushion is broken is effectively protected;

2. after the annular cushion is placed, the curved ring is inwards curved along the placing groove, so that the inner ring body of the embedded rubber ring can be clamped into the annular hemispherical groove, and the curved ring and the rubber ring can be inwards extruded after the annular cushion is subjected to the extrusion force, so that the contact effect between the annular cushion and the sealing position is effectively improved, and the annular cushion has higher sealing performance.

Drawings

FIG. 1 is a schematic view of a rubber gasket according to a preferred embodiment of the present utility model;

fig. 2 is a schematic cross-sectional view of the annular pad shown in fig. 1.

Reference numerals in the drawings: 1. an annular pad; 1a, grooving; 1b, an annular hemispherical groove; 2. an elastic crumpled rubber ring; 3. a curved ring; 31. annular ridges; 3-1, an arc surface; 4. a rubber ring; 5. an annular air bag; 6. rubber bumps.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Specific implementations of the utility model are described in detail below in connection with specific embodiments.

Referring to fig. 1 to 2, a rubber gasket according to an embodiment of the present utility model includes: an annular pad 1, an elastic crimped rubber ring 2, a curved ring 3 and a rubber ring 4.

In the embodiment of the present utility model, referring to fig. 1 and 2, a plurality of elastic wrinkled rubber rings 2 are embedded in the annular pad 1, specifically, a groove 1a intersecting the annular pad 1 is provided in the middle of the annular pad 1, a plurality of elastic wrinkled rubber rings 2 with gradually increasing ring diameters are provided in the groove 1a, one end of each elastic wrinkled rubber ring 2 is fixedly connected with the annular pad 1 on the upper surface of the groove 1a, and the other end of each elastic wrinkled rubber ring 2 is fixedly connected with the annular pad 1 on the lower surface of the groove 1 a.

It should be noted that: a plurality of elastic fold rubber rings 2 with gradually increased ring diameters are arranged in the annular cushion 1, so that after the annular cushion 1 is pressed, pressure release holes uniformly distributed in the annular cushion can uniformly disperse the pressure in the annular cushion 1, and the condition that one end of the annular cushion 1 is excessively deformed under the pressure and is broken is prevented;

the annular pads 1 on the upper side and the lower side of the cutting groove 1a can relatively move in a dislocation way by utilizing the elastic fold rubber ring 2 after being forced, so that the annular pad 1 is effectively protected, and the phenomenon that the side of the annular pad is cracked is reduced.

In the embodiment of the present utility model, referring to fig. 1 and 2, a curved ring 3 is embedded at the bottom of the outer wall of the annular pad 1, and a rubber ring 4 is wrapped in the curved ring 3, specifically, an integrally formed annular ridge 31 is fixedly embedded at the bottom of the outer wall of the annular pad 1, a connecting end of the curved ring 3 is fixedly embedded on the annular ridge 31, the cross section of the curved ring 3 is in an L-shaped structure, an arc surface 3-1 on the curved ring 3 is curled upward, an inner annular wall of the rubber ring 4 is fixedly embedded on an inner arc wall of the arc surface 3-1, and an inner annular hemispherical groove 1b communicated with the cutting groove 1a is formed in the outer annular wall of the annular pad 1.

It should be noted that: after the annular cushion 1 is placed, the curved ring 3 is inwards curled along the placing groove, so that the inner ring body of the embedded rubber ring 4 can be clamped into the annular hemispherical groove 1b, the curved ring 3 and the rubber ring 4 can be inwards extruded after the annular cushion 1 is subjected to extrusion force, the contact effect between the curved ring 3 and the sealing position is effectively improved, and the annular cushion 1 has higher sealing performance.

In the embodiment of the present utility model, referring to fig. 1, an annular air bag 5 is fixedly embedded at the edge of the top of the annular cushion 1, and a plurality of annular rubber protrusions 6 are fixedly embedded on the upper surface of the annular cushion 1.

It should be noted that: after the annular air bag 5 is arranged to enable the annular cushion 1 to be pressed, the annular air bag 5 is also pressed to expand transversely, the buffer performance and the sealing performance of the rubber gasket are further enhanced, and the rubber bulge 6 improves the friction force with a pressed object.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. A rubber gasket, comprising:

annular pad (1)

The elastic fold rubber rings (2) are embedded in the annular pad (1), a cutting groove (1 a) which is transversely cut with the annular pad (1) is formed in the middle of the annular pad (1), and a plurality of elastic fold rubber rings (2) with gradually increased ring diameters are arranged in the cutting groove (1 a);

the bottom of the outer annular wall of the annular pad (1) is embedded with a curved ring (3), and the curved ring (3) is internally coated with a rubber ring (4).

2. Rubber gasket according to claim 1, characterized in that one end of the elastic crumple rubber ring (2) is fixedly connected with the annular pad (1) on the upper surface of the slit (1 a), and the other end of the elastic crumple rubber ring (2) is fixedly connected with the annular pad (1) on the lower surface of the slit (1 a).

3. The rubber gasket according to claim 1, characterized in that the bottom of the outer annular wall of the annular gasket (1) is fixedly embedded with an integrally formed annular ridge (31), the connecting end of the curved ring (3) is fixedly embedded on the annular ridge (31), and the section of the curved ring (3) is of an L-shaped structure.

4. A rubber gasket according to claim 3, wherein the curved surface (3-1) of the curved ring (3) is curved upward, and the inner annular wall of the rubber ring (4) is fixedly embedded on the inner arc wall of the curved surface (3-1).

5. The rubber gasket according to claim 4, characterized in that the outer annular wall of the annular gasket (1) is provided with an annular hemispherical groove (1 b) communicating with the cutting groove (1 a).

6. Rubber gasket according to claim 1, characterized in that an annular air bag (5) is fixedly fitted at the edge of the top of the annular gasket (1).

7. Rubber gasket according to claim 1, characterized in that the upper surface of the annular gasket (1) is fixedly fitted with a number of annularly distributed rubber projections (6).