CN210371992U

CN210371992U - Sawtooth-shaped metal mesh plate reinforced polytetrafluoroethylene gasket

Info

Publication number: CN210371992U
Application number: CN201921085032.0U
Authority: CN
Inventors: 刘剑
Original assignee: Zhenjiang Chunhuan Sealing Materials Group Co ltd
Current assignee: Zhenjiang Chunhuan Sealing Materials Group Co ltd
Priority date: 2019-07-11
Filing date: 2019-07-11
Publication date: 2020-04-21
Anticipated expiration: 2029-07-11

Abstract

The utility model relates to a metal mesh plate sealing device technical field, concretely relates to zigzag metal mesh plate reinforcing polytetrafluoroethylene gasket, including a gasket, dashpot, the dashpot includes diapire in two inside walls and one, and the relative both sides outer wall of gasket is equipped with a hook plate. The utility model has the advantages that: through the dashpot, make the gasket when the pressurized, certain buffer space has, improve the life of gasket, and have the leakproofness concurrently, set up first inside wall, the second inside wall is the inclined plane, make the dashpot longitudinal section become open-ended trapezoidal, can improve the compressive strength of dashpot, further improve the life of gasket, set up the hook plate, draw-in groove through riser and diaphragm enclose, the draw-in groove can block the edge part of outside metal otter board, make the gasket can be spacing on metal otter board, make long-term the back of using, can not produce not hard up, improve the leakproofness of gasket.

Description

Sawtooth-shaped metal mesh plate reinforced polytetrafluoroethylene gasket

Technical Field

The utility model relates to a metal mesh plate sealing device technical field, concretely relates to zigzag metal mesh plate reinforcing polytetrafluoroethylene gasket.

Background

When current zigzag metal mesh plate when the installation, need seal the edge, sealed commonly used generally is the gasket, present gasket is when using, compressive strength is lower, install back on metal mesh plate, owing to receive metal mesh plate's extrusion force, its inside can produce certain extension, leakproofness can be guaranteed in such extension, but owing to not set up buffer structure, make and bring fatigue damage's problem, consequently after long-term the use, the gasket is ageing easily, warp, life reduces.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the problem that exists among the prior art, provide a zigzag metal mesh board reinforcing polytetrafluoroethylene gasket, it can realize improving the life of gasket.

In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:

a sawtooth-shaped metal mesh plate reinforced polytetrafluoroethylene gasket comprises a gasket, wherein the cross section of the gasket is rectangular and made of polytetrafluoroethylene, a concave buffer groove is formed in the gasket along the circumferential direction of the gasket, the buffer groove comprises two inner side walls and an inner bottom wall, the two inner side walls are respectively positioned to be a first inner side wall and a second inner side wall, the first inner side wall and the second inner side wall are inclined planes, the first inner side wall, the second inner side wall and the inner bottom wall form an open trapezoidal structure, hook plates are arranged on the outer walls of two opposite sides of the gasket and comprise transverse plates and vertical plates which are arranged on the transverse plates, are far away from one end of the gasket and are bent upwards, a clamping groove is formed between the vertical plates and the transverse plates in a surrounding mode, and the top surfaces of the vertical plates are higher than the top surfaces of.

Preferably, the buffer slots are two and are respectively arranged on two outer walls in the thickness direction of the gasket.

Preferably, the four inner corners of the gasket are provided with round corners.

Preferably, the top surface and the bottom surface of the gasket are paved with wear-resistant layers.

The utility model has the advantages that: through the dashpot, make the gasket when the pressurized, certain buffer space has, improve the life of gasket, and have the leakproofness concurrently, set up first inside wall, the second inside wall is the inclined plane, make the dashpot longitudinal section become open-ended trapezoidal, can improve the compressive strength of dashpot, further improve the life of gasket, set up the hook plate, the draw-in groove that encloses through riser and diaphragm, the draw-in groove can block the edge part of outside metal mesh board, make the gasket can be spacing on metal mesh board, make long-term the back of using, can not produce not hard up, improve the leakproofness of gasket, set up two dashpots, can further improve the buffer nature of gasket, four interior corners of gasket are the fillet, avoid the gasket to produce stress concentration at interior corner, cause the damage, set up the wearing layer on the gasket, improve the wearability of gasket.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of another angle of the three-dimensional structure of FIG. 1;

FIG. 3 is a schematic cross-sectional view of the structure of FIG. 2;

FIG. 4 is an enlarged view of a portion of the structure at A in FIG. 3;

in the drawings, the reference numerals denote the following components:

1-buffer groove, 2-clamping groove, 3-vertical plate, 4-transverse plate, 5-first inner side wall, 6-gasket and 7-second inner side wall.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

The zigzag metal mesh plate reinforced polytetrafluoroethylene gasket shown in figures 1-4 comprises a gasket 6, wherein the gasket 6 is rectangular in cross section and made of polytetrafluoroethylene, a buffer groove 1 with a recess is arranged on the buffer groove along the perimeter direction, the buffer groove 1 comprises two inner side walls and an inner bottom wall, the two inner side walls are respectively positioned as a first inner side wall 5 and a second inner side wall 7, the first inner side wall 5 and the second inner side wall 7 are inclined planes, the first inner side wall 5, the second inner side wall 7 and the inner bottom wall form an open trapezoidal structure, the outer walls of two opposite sides of the gasket 6 are provided with a hook plate, the hook plate comprises a transverse plate 4 and a vertical plate 3 which is arranged at one end of the transverse plate 4 far away from the gasket 6 and is bent upwards, a clamping groove 2 is defined between the vertical plate 3 and the transverse plate 4, the top surface of the vertical plate 3 is higher than the top surface of the gasket 6, and the bottom surface of the transverse plate 4 is higher than the bottom surface of the gasket 6.

Buffer slot 1 is equipped with two and locates respectively on 6 thickness direction two outer walls of gasket.

And four inner corners of the gasket 6 are provided with round corners.

The top and bottom surfaces of the gasket 6 are provided with wear resistant layers (not shown).

The utility model discloses when using: during the installation, at first with the draw-in groove on two hook plates and the marginal block of outside zigzag metal mesh board, make the gasket spacing on metal mesh board, rethread prior art installs metal mesh board, and during the installation, metal mesh board is to the extrusion force of gasket, through the deformation of first inside wall, second inside wall on the dashpot for the gasket produces the buffering.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A zigzag metal mesh plate reinforced polytetrafluoroethylene gasket is characterized by comprising a gasket (6), wherein the cross section of the gasket (6) is rectangular and made of polytetrafluoroethylene, a concave buffer groove (1) is arranged on the gasket along the circumferential direction of the gasket, the buffer groove (1) comprises two inner side walls and an inner bottom wall, the two inner side walls are respectively positioned as a first inner side wall (5) and a second inner side wall (7), the first inner side wall (5) and the second inner side wall (7) are inclined planes, the first inner side wall (5), the second inner side wall (7) and the inner bottom wall form an open trapezoidal structure, hook plates are arranged on the outer walls of two opposite sides of the gasket (6), each hook plate comprises a transverse plate (4) and a vertical plate (3) which is arranged at one end of the transverse plate (4) far away from the gasket (6) and is bent upwards, a clamping groove (2) is formed by enclosing the vertical plate (3) and the transverse plate (, the top surface of the vertical plate (3) is higher than the top surface of the gasket (6) and the bottom surface of the horizontal plate (4) is higher than the bottom surface of the gasket (6).

2. The zigzag metal mesh plate reinforced polytetrafluoroethylene gasket according to claim 1, wherein said buffer grooves (1) are provided in two and respectively provided on two outer walls in the thickness direction of the gasket (6).

3. A zigzag metal mesh plate reinforced teflon spacer as in claim 1, wherein the spacer (6) has rounded corners at its four inner corners.

4. A zigzag metal mesh plate reinforced teflon spacer as claimed in claim 1, wherein the top and bottom surfaces of the spacer (6) are coated with wear resistant layers.