CN218954015U

CN218954015U - Durable rubber sealing gasket

Info

Publication number: CN218954015U
Application number: CN202223473604.7U
Authority: CN
Inventors: 陈新良
Original assignee: Dongguan Smile Silicone Rubber Products Co ltd
Current assignee: Dongguan Smile Silicone Rubber Products Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-05-02
Anticipated expiration: 2032-12-26

Abstract

The utility model discloses a durable rubber sealing gasket which comprises a main gasket ring, wherein an upper compression hole is formed in the upper end of the main gasket ring, a lower compression hole is formed in the lower end of the main gasket ring, an installation groove is formed in the inner side inner wall of the main gasket ring, an upper limit ring is arranged at the top of the inner side of the installation groove, a lower limit ring is arranged at the bottom of the inner side of the installation groove, a buffer gasket is arranged at the inner side of the installation groove, a plurality of groups of upper compression holes are formed, and a plurality of groups of upper compression holes are formed in the upper end of the main gasket ring. According to the durable rubber sealing gasket, the main gasket ring is extruded, so that the upper compression hole and the lower compression hole are gradually reduced, and meanwhile, the buffer gasket supports the main gasket ring, so that the purpose of keeping the shape of the main gasket ring is achieved, the service life is prolonged, and the durability is improved.

Description

Durable rubber sealing gasket

Technical Field

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

Background

The sealing gasket is a sealing spare part for machinery, equipment and pipelines, and is used in places where fluid exists. The sealing gasket can be divided into a metal sealing gasket and a nonmetal sealing gasket according to materials. The metal is copper gasket, stainless steel gasket, iron gasket, aluminum gasket, etc. Non-metal asbestos gaskets, non-asbestos gaskets, paper gaskets, rubber gaskets and the like; the conventional rubber gasket has some disadvantages in that the gasket is deformed due to external pressure after being used for a period of time, so that the tightness cannot be ensured, and the gasket is not easy to rebound automatically, so that the gasket is inconvenient to restore automatically.

Disclosure of Invention

The utility model mainly aims to provide a durable rubber sealing gasket which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a durable rubber seal pad, includes the main backing ring, the upper end of main backing ring has been seted up and has been compressed the hole, the lower extreme of main backing ring has been seted up down the compression hole, the mounting groove has been seted up to the inboard inner wall of main backing ring, the inboard top of mounting groove is provided with the spacing ring, the inboard bottom of mounting groove is provided with down the spacing ring, the inboard of mounting groove is provided with buffer spacer, the quantity of going up the compression hole has the multiunit, the multiunit go up the compression hole and all set up the upper end department at main backing ring, the quantity of compression hole has the multiunit down, the multiunit down the compression hole is all seted up in the lower extreme department of main backing ring.

Preferably, the upper end of the upper limiting ring is fixedly connected with the top of the inner side of the mounting groove, the lower end of the lower limiting ring is fixedly connected with the bottom of the inner side of the mounting groove, and the outer side of the buffer gasket is movably connected with the inner side of the mounting groove.

Preferably, the inner side of the buffer gasket is movably connected with the outer side of the upper limiting ring, the inner side of the buffer gasket is movably connected with the outer side of the lower limiting ring, which is close to the lower side of the upper limiting ring, and the upper limiting ring and the lower limiting ring are corresponding to each other.

Preferably, the axial leads of the main backing ring, the upper limiting ring, the lower limiting ring and the buffer gasket are positioned on the same straight line, the upper limiting ring and the lower limiting ring are in circular ring shapes, and the main backing ring, the upper limiting ring, the lower limiting ring and the buffer gasket are all made of rubber.

Preferably, the outside of main backing ring is provided with the connection backing ring, the upper end of connection backing ring has been seted up and has been pressed the hole, the lower extreme of connection backing ring has been seted up and has been pressed the hole, the inboard of connection backing ring and the outside fixed connection of main backing ring.

Preferably, the number of the upper pressing holes is multiple, the upper pressing holes are multiple, the lower pressing holes are all arranged at the lower end of the main backing ring, the connecting backing ring is made of rubber, and the connecting backing ring is circular.

Compared with the prior art, the utility model has the following beneficial effects:

1. the main backing ring is extruded, so that the upper compression hole and the lower compression hole are gradually reduced, and meanwhile, the buffer gasket supports the main backing ring, the purpose that the main backing ring is convenient to keep the shape of the main backing ring can be achieved, the service life is prolonged, and the durability is improved.

2. The connecting backing ring is compressed to enable the connecting backing ring to be pressed upwards and downwards, so that the purpose of reducing deformation of the connecting backing ring can be achieved, and the connecting backing ring is convenient to recover.

Drawings

FIG. 1 is a schematic view of the overall structure of a durable rubber gasket of the present utility model;

FIG. 2 is a schematic diagram showing the overall structure of a durable rubber gasket according to the present utility model;

fig. 3 is a schematic view showing a partial structure of a durable rubber gasket according to the present utility model.

In the figure: 1. a main backing ring; 2. a compression hole is formed; 3. pressing down the compression hole; 4. a mounting groove; 5. an upper limit ring; 6. a lower limit ring; 7. a buffer pad; 8. connecting a backing ring; 9. a pressing hole is formed; 10. the moving hole is pressed down.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-3, a durable rubber gasket comprises a main gasket ring 1, wherein an upper compression hole 2 is formed in the upper end of the main gasket ring 1, a lower compression hole 3 is formed in the lower end of the main gasket ring 1, a mounting groove 4 is formed in the inner side inner wall of the main gasket ring 1, an upper limit ring 5 is arranged at the inner side top of the mounting groove 4, a lower limit ring 6 is arranged at the inner side bottom of the mounting groove 4, a buffer gasket 7 is arranged at the inner side of the mounting groove 4, a plurality of groups of upper compression holes 2 are formed in the upper end of the main gasket ring 1, a plurality of groups of lower compression holes 3 are formed in the lower end of the main gasket ring 1, and a plurality of groups of lower compression holes 3 are formed in the lower end of the main gasket ring 1.

In this embodiment, the upper end of the upper spacing ring 5 is fixedly connected with the inner side top of the mounting groove 4, the lower end of the lower spacing ring 6 is fixedly connected with the inner side bottom of the mounting groove 4, the outer side of the buffer gasket 7 is movably connected with the inner side of the mounting groove 4, the inner side of the buffer gasket 7 is movably connected with the outer side of the upper spacing ring 5, the inner side of the buffer gasket 7 is movably connected with the outer side of the lower spacing ring 6, the lower side of the buffer gasket 5 is close to the lower side of the upper spacing ring 5, the lower spacing ring 6 and the buffer gasket 7 are corresponding to each other, the axial lines of the main spacing ring 1, the upper spacing ring 5, the lower spacing ring 6 and the buffer gasket 7 are all in the shape of a circular ring, and the main spacing ring 1, the upper spacing ring 5, the lower spacing ring 6 and the buffer gasket 7 are made of rubber.

Specifically, the main backing ring 1 is compressed downwards through pressure at first, thereby make the upper compression hole 2 that the upper and lower both ends of main backing ring 1 set up, lower compression hole 3 receive the extrusion gradually diminish, simultaneously main backing ring 1 self receives the extrusion gradually to become thin, and make main backing ring 1 compress buffer pad 7, simultaneously because buffer pad 7's material is rubber, and rubber self has better elasticity, so buffer pad 7 outwards expands, thereby make buffer pad 7 support main backing ring 1, and make main backing ring 1 reduce deformation, simultaneously because upper compression hole 2, lower compression hole 3 receive the extrusion gradually diminish, thereby make the inside of main backing ring 1 compress gradually to upper compression hole 2, lower compression hole 3, so make main backing ring 1 inside receive the change, thereby make main backing ring 1's shape keep unchanged, therefore, the life of main backing ring 1 is improved, thereby guarantee the durability of main backing ring 1, receive the extrusion through main backing ring 1 thereby make upper compression hole 2, lower compression hole 3 diminish gradually, make buffer 7 support main backing ring 1 simultaneously, can be convenient for keep main backing ring 1's shape, thereby reach the purpose that improves its durability, thereby the durability is reached.

In this embodiment, the outer side of the main backing ring 1 is provided with a connection backing ring 8, the upper end of the connection backing ring 8 is provided with an upper pressing hole 9, the lower end of the connection backing ring 8 is provided with a lower pressing hole 10, the inner side of the connection backing ring 8 is fixedly connected with the outer side of the main backing ring 1, the number of the upper pressing holes 9 is multiple groups, the multiple groups of the upper pressing holes 9 are all provided at the upper end of the connection backing ring 8, the number of the lower pressing holes 10 is multiple groups, the multiple groups of the lower pressing holes 10 are all provided at the lower end of the main backing ring 1, the connection backing ring 8 is made of rubber, and the shape of the connection backing ring 8 is circular.

Specifically, the connecting backing ring 8 is compressed to enable the connecting backing ring 8 to be pressed upwards into the pressing hole 9 and pressed downwards into the inner side of the pressing hole 10, so that the purpose of reducing deformation of the connecting backing ring 8 can be achieved, and the connecting backing ring 8 is convenient to restore to the original state.

Working principle:

during the use, first cover main backing ring 1 on the screw rod, then twist the nut on the screw rod, thereby make the nut compress main backing ring 1 downwards, thereby make the last compression hole 2 that main backing ring 1 was seted up at both ends about, lower compression hole 3 receive the extrusion gradually and diminish, simultaneously main backing ring 1 self receives the extrusion attenuation gradually, and make main backing ring 1 compress buffer pad 7, simultaneously because buffer pad 7's material is rubber, and rubber self has better elasticity, so buffer pad 7 outwards expands, thereby make buffer pad 7 support main backing ring 1, and make main backing ring 1 reduce deformation, simultaneously because last compression hole 2, lower compression hole 3 receive the extrusion taper, thereby make the inside of main backing ring 1 compress gradually to last compression hole 2, lower compression hole 3, so make main backing ring 1 inside receive the change, thereby make main backing ring 1's shape keep unchanged, and in the inboard that buffer pad 7 is limited to mounting groove 4 through last spacing ring 5, lower spacing ring 6 all the time, thereby make buffer pad 7 support main backing ring 1 all the time, thereby improve main backing ring 1, thereby the life of main backing ring 1 is improved, thereby the main backing ring 1 can be compressed gradually, thereby the durability is reached, thereby the main backing ring 1 can be compressed down by the main backing ring 1, the life of the pad is guaranteed, thereby, the main backing ring 1 is compressed gradually, the durability is improved, and the life of the pad 1 is guaranteed, thereby the life of the pad is compressed down through the main backing ring is compressed down, and the main backing ring 1 is compressed.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A durable rubber gasket comprising a primary backing ring (1), characterized in that: the upper end of main backing ring (1) has been seted up and has been compressed hole (2), lower compression hole (3) have been seted up to the lower extreme of main backing ring (1), mounting groove (4) have been seted up to the inboard inner wall of main backing ring (1), the inboard top of mounting groove (4) is provided with spacing ring (5), the inboard bottom of mounting groove (4) is provided with spacing ring (6) down, the inboard of mounting groove (4) is provided with buffer pad (7), the quantity of going up compression hole (2) has the multiunit, multiunit go up compression hole (2) all offer the upper end department at main backing ring (1), the quantity of compression hole (3) has the multiunit down, multiunit compression hole (3) all offer the lower extreme department at main backing ring (1).

2. A durable rubber gasket according to claim 1, wherein: the upper end of the upper limiting ring (5) is fixedly connected with the inner side top of the mounting groove (4), the lower end of the lower limiting ring (6) is fixedly connected with the inner side bottom of the mounting groove (4), and the outer side of the buffer gasket (7) is movably connected with the inner side of the mounting groove (4).

3. A durable rubber gasket according to claim 1, wherein: the inner side of the buffer gasket (7) is movably connected with the outer side of the upper limiting ring (5), the inner side of the buffer gasket (7) is movably connected with the outer side of the lower limiting ring (6) close to the lower side of the upper limiting ring (5), and the upper limiting ring (5) corresponds to the lower limiting ring (6).

4. A durable rubber gasket according to claim 1, wherein: the main backing ring (1), the upper limiting ring (5), the lower limiting ring (6) and the buffer gasket (7) are positioned on the same straight line, the upper limiting ring (5) and the lower limiting ring (6) are in circular ring shapes, and the main backing ring (1), the upper limiting ring (5), the lower limiting ring (6) and the buffer gasket (7) are made of rubber.

5. A durable rubber gasket according to claim 1, wherein: the outer side of main backing ring (1) is provided with connection backing ring (8), upper pressure moves hole (9) have been seted up to the upper end of connection backing ring (8), lower pressure moves hole (10) have been seted up to the lower extreme of connection backing ring (8), the inboard of connection backing ring (8) and the outside fixed connection of main backing ring (1).

6. A durable rubber gasket according to claim 5, wherein: the number of the upper pressing holes (9) is multiple, the upper pressing holes (9) are all formed in the upper end of the connecting backing ring (8), the lower pressing holes (10) are multiple, the lower pressing holes (10) are all formed in the lower end of the main backing ring (1), the connecting backing ring (8) is made of rubber, and the connecting backing ring (8) is circular.