CN211924876U

CN211924876U - Thick gasket of insulating wall

Info

Publication number: CN211924876U
Application number: CN202020393210.2U
Authority: CN
Inventors: 王金涛; 徐震
Original assignee: Donghai Tianpu Auto Parts Shanghai Co ltd
Current assignee: Donghai Tianpu Auto Parts Shanghai Co ltd
Priority date: 2020-03-25
Filing date: 2020-03-25
Publication date: 2020-11-13
Anticipated expiration: 2030-03-25

Abstract

The utility model belongs to the technical field of gaskets, and discloses an insulating wall thick gasket, which comprises a rubber base layer, wherein the lower surface wall of the rubber base layer is bonded with a first graphite filling layer, the upper surface wall of the rubber base layer is bonded with a second graphite filling layer, the lower surface wall of the first graphite filling layer is bonded with a first asbestos fiber layer, the upper surface wall of the second graphite filling layer is bonded with a second asbestos fiber layer, the lower surface wall of the first asbestos fiber layer is fixed with a first ripple metal layer, the utility model can effectively increase the overall resilience of the gasket through the added first ripple metal layer and the second ripple metal layer, can quickly recover the original shape after being bent or stressed unevenly, in addition, can effectively increase the wear resistance of the gasket through the added first asbestos fiber layer and the second asbestos fiber layer, reduces the wear, and is matched with the ripple metal layer and the asbestos fiber layer, the probability of damage to the gasket can be effectively reduced, and the service life of the gasket is prolonged.

Description

Thick gasket of insulating wall

Technical Field

The utility model belongs to the technical field of the gasket, concretely relates to insulating wall thick gasket.

Background

Gaskets are materials made of paper, rubber or copper sheets, placed between two planes to enhance sealing, and are mechanical seals between two objects to prevent fluid leakage, typically to prevent pressure, corrosion, and natural expansion and contraction of the tubing between the two objects.

But present gasket resilience and wearability are relatively poor, damage easily, and life is shorter, and in addition, present gasket is when the coincide increases thickness, connects between the gasket accurate target in place inadequately, produces the dislocation between the gasket easily, and then influences sealed effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an insulating wall thick gasket to propose the relatively poor problem of current gasket resilience and wearability among the solution above-mentioned background art, in addition, traditional gasket is when the coincide increases thickness, connects the problem that the accuracy targetting in place inadequately between the gasket.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an insulating wall thick gasket, includes rubber-based layer, rubber-based layer's lower wall bonds and has first graphite filling layer, and rubber-based layer's last wall bonds and has second graphite filling layer, the lower wall of first graphite filling layer bonds and has first asbestos fiber layer, the last wall of second graphite filling layer bonds and has second asbestos fiber layer, the lower wall of first asbestos fiber layer is fixed with first ripple metal level, the last wall of second asbestos fiber layer is fixed with second ripple metal level.

Preferably, the outer surface wall of rubber substrate is annular array and has seted up logical groove, it runs through whole gasket to lead to the groove, and the inner wall that leads to the groove bonds and has first sealed cushion, the inside of leading to the groove is inserted and is equipped with rather than assorted rubber connecting post.

Preferably, the number of the through grooves is four, and the height of the rubber connecting column is equal to the thickness of the whole gasket.

Preferably, the rubber base layer is overlooked to regard as the middle circular structure of seting up the through-hole, and the through-hole inner wall bonding of rubber base layer has the sealed cushion of second, the shallow slot that forms is sunken in outward appearance wall one side of the sealed cushion of second, the inside of through-hole is inserted and is equipped with central sealed piece, the upper end border position department integrated into one piece of central sealed piece has the chimb with shallow slot looks adaptation.

Preferably, the lower surface wall of the first corrugated metal layer and the upper surface wall of the second corrugated metal layer are both bonded with insulating layers, and the outer surface walls of the insulating layers are smooth and have no protrusions.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a first ripple metal level and the second ripple metal level that add can effectively increase the whole resilience of gasket, can be buckling or atress uneven after can the quick recovery original state, in addition, can effectively increase the wearability of this gasket through addding first asbestos fiber layer and second asbestos fiber layer, reduce wearing and tearing, through the cooperation on ripple metal level and asbestos fiber layer, can effectively reduce the probability that the gasket damaged, increased the life of gasket.

(2) The utility model discloses a lead to the cooperation of groove, first sealed cushion and rubber connection post, when the gasket coincide in order to increase thickness, usable rubber connection post passes logical groove, and then carries out the butt joint between the gasket, can effectively guarantee the accuracy of connecting between the gasket and target in place, avoids producing the dislocation between the gasket, has guaranteed the sealed effect after the coincide.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a top view of a second sealing rubber pad of the present invention;

fig. 4 is a schematic structural view of the central sealing block of the present invention;

FIG. 5 is an enlarged view of portion A of FIG. 2;

in the figure: 1-a rubber base layer, 2-a first graphite filling layer, 3-a first asbestos fiber layer, 4-a first corrugated metal layer, 5-a through groove, 6-a first sealing rubber gasket, 7-an insulating layer, 8-a second sealing rubber gasket, 9-a second corrugated metal layer, 10-a second asbestos fiber layer, 11-a central sealing block, 12-a rubber connecting column, 13-a shallow groove, 14-a convex edge and 15-a second graphite filling layer.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a thick gasket of an insulating wall comprises a rubber base layer 1, wherein a first graphite filling layer 2 is bonded on the lower surface wall of the rubber base layer 1, a second graphite filling layer 15 is bonded on the upper surface wall of the rubber base layer 1, a first asbestos fiber layer 3 is bonded on the lower surface wall of the first graphite filling layer 2, a second asbestos fiber layer 10 is bonded on the upper surface wall of the second graphite filling layer 15, a first corrugated metal layer 4 is fixed on the lower surface wall of the first asbestos fiber layer 3, a second corrugated metal layer 9 is fixed on the upper surface wall of the second asbestos fiber layer 10, the overall resilience of the gasket can be effectively increased through the additionally arranged first corrugated metal layer 4 and the second corrugated metal layer 9, the gasket can be quickly restored to the original shape after being bent or stressed unevenly, in addition, the wear resistance of the gasket can be effectively increased through the additionally arranged first asbestos fiber layer 3 and the second asbestos fiber layer 10, the wear is reduced, and the corrugated metal layer and the asbestos fiber layer are matched, the probability of damage to the gasket can be effectively reduced, and the service life of the gasket is prolonged.

Further, the outer surface wall of rubber substrate 1 is annular array and has seted up logical groove 5, it runs through whole gasket to lead to groove 5, and the inner wall that leads to groove 5 bonds and has first sealed cushion 6, the inside that leads to groove 5 is inserted and is equipped with rather than assorted rubber connecting post 12, when the gasket coincide is in order to increase thickness, usable rubber connecting post 12 passes logical groove 5, and then carry out the butt joint between the gasket, can effectively guarantee the accuracy of connecting between the gasket and target in place, avoid producing the dislocation between the gasket.

Furthermore, the through grooves 5 are provided with four through grooves, the height of the rubber connecting column 12 is equal to the thickness of the whole gasket, and the four through grooves 5 can ensure the relative stability of the gasket when the rubber connecting column 12 penetrates through two or more gaskets.

Further, the rubber base layer 1 overlooks the circular structure of seting up the through-hole in the middle of for, and the through-hole inner wall of rubber base layer 1 bonds and has the sealed cushion 8 of second, the shallow slot 13 is formed to the concave recess in outside wall one side of the sealed cushion 8 of second, the inside of through-hole is inserted and is equipped with central sealed piece 11, the upper end border position department integrated into one piece of central sealed piece 11 has the chimb 14 with shallow slot 13 looks adaptation, it has the central sealed piece 11 of chimb 14 to utilize integrated into one piece to realize sealed or unblocked of this gasket center through-hole, can seal the needs and adjust as required, the flexibility is strong, the application scope of this gasket has effectively been increased.

Furthermore, the lower surface wall of the first corrugated metal layer 4 and the upper surface wall of the second corrugated metal layer 9 are both bonded with the insulating layer 7, the outer surface wall of the insulating layer 7 is smooth and has no protrusion, and the insulating property of the gasket can be improved by the additionally arranged insulating layer 7, so that the safety performance is improved.

The utility model discloses a theory of operation and use flow: when the utility model is used, the gasket is arranged between two objects for mechanical sealing, wherein, the added first ripple metal layer 4 and second ripple metal layer 9 can effectively increase the overall resilience of the gasket, and can be quickly restored after being bent or stressed unevenly, the added first asbestos fiber layer 3 and second asbestos fiber layer 10 can effectively increase the wear resistance of the gasket, reduce the abrasion, effectively reduce the probability of gasket damage, and prolong the service life of the gasket, in addition, when the gasket is overlapped to increase the thickness, the rubber connecting column 12 can be used to pass through the through groove 5, and then the butt joint between the gaskets can be carried out, thereby effectively ensuring the connection between the gaskets to be accurately in place, avoiding the dislocation between the gaskets, ensuring the sealing effect after the overlapping, in addition, the central sealing block 11 with the convex edge 14 can be taken down or installed according to the sealing requirement, and the sealing or smoothness of the central through hole of the gasket is realized, the flexibility is strong, the application range of the gasket is effectively increased, wherein the shallow groove 13 formed by the concave part of the outer surface wall of the second sealing rubber gasket 8 is matched with the convex edge 14, and the sealing performance of the central sealing block 11 during installation can be improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An insulating wall thickness gasket, its characterized in that: including rubber base layer (1), the lower table wall bonding of rubber base layer (1) has first graphite filling layer (2), and the upper table wall bonding of rubber base layer (1) has second graphite filling layer (15), the lower table wall bonding of first graphite filling layer (2) has first asbestos fibre layer (3), the upper table wall bonding of second graphite filling layer (15) has second asbestos fibre layer (10), the lower table wall of first asbestos fibre layer (3) is fixed with first ripple metal layer (4), the upper table wall of second asbestos fibre layer (10) is fixed with second ripple metal layer (9).

2. An insulating wall thickness gasket as claimed in claim 1, wherein: the exterior wall of rubber substrate (1) is annular array and has seted up logical groove (5), lead to groove (5) and run through whole gasket, and the inner wall that leads to groove (5) bonds and has first sealed cushion (6), the inside that leads to groove (5) is inserted and is equipped with rather than assorted rubber connecting post (12).

3. An insulating wall thickness gasket as claimed in claim 2, wherein: four through grooves (5) are formed, and the height of the rubber connecting column (12) is equal to the thickness of the whole gasket.

4. An insulating wall thickness gasket as claimed in claim 1, wherein: rubber basic unit (1) overlook and offer the circular structure of through-hole for the centre, and the through-hole inner wall bonding of rubber basic unit (1) has the sealed cushion of second (8), the outward appearance wall one side indent of the sealed cushion of second (8) forms shallow slot (13), the inside of through-hole is inserted and is equipped with central sealed piece (11), the upper end border position department integrated into one piece of central sealed piece (11) has chimb (14) with shallow slot (13) looks adaptation.

5. An insulating wall thickness gasket as claimed in claim 1, wherein: and the lower surface wall of the first corrugated metal layer (4) and the upper surface wall of the second corrugated metal layer (9) are both bonded with an insulating layer (7), and the outer surface wall of the insulating layer (7) is smooth and has no protrusion.