CN212672394U - Air pressure sealing gasket - Google Patents
Air pressure sealing gasket Download PDFInfo
- Publication number
- CN212672394U CN212672394U CN202021609957.3U CN202021609957U CN212672394U CN 212672394 U CN212672394 U CN 212672394U CN 202021609957 U CN202021609957 U CN 202021609957U CN 212672394 U CN212672394 U CN 212672394U
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- gasket
- inner ring
- rubber layer
- heat dissipation
- pneumatic
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Abstract
The utility model discloses a pneumatic sealing gasket, including the gasket body, the gasket body includes gasket inner ring, gasket outer loop, gasket inner ring's lateral wall is provided with the arch, the inside wall of gasket outer loop be provided with protruding matched with recess, the gasket inner ring with the gasket outer loop passes through it is protruding fixed with the recess cooperatees, the surface of gasket body is provided with the inoxidizing coating, the surface of inoxidizing coating is provided with the heat dissipation layer. The utility model discloses simple structure, insulating sealing performance are strong, can use for a long time under conditions such as high temperature, high pressure, high corruption, convenient for material collection, low cost.
Description
Technical Field
The utility model relates to a gasket technical field specifically is a pneumatic seal gasket.
Background
The gasket is a material which is placed between two planes to strengthen sealing, the body shadow of the gasket can be seen for preventing fluid leakage of a sealing element arranged between static sealing surfaces, such as common flange connection and nut connection, but most of the existing sealing gaskets are easily subjected to the influences of use environment and use frequency, the phenomena of strain fatigue, looseness and the like are easy to occur, and the problems of the sealing effect reduction or failure and the like are caused by the weak corrosion resistance, easy aging, short service life and poor wear resistance of some sealing gaskets.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model provides a pneumatic sealing gasket, including the gasket body, the gasket body includes gasket inner ring, gasket outer loop, gasket inner ring's lateral wall is provided with the arch, the inside wall of gasket outer loop be provided with protruding matched with recess, the gasket inner ring with the gasket outer loop passes through it is protruding fixed with the recess cooperatees, the surface of gasket body is provided with the inoxidizing coating, the surface of inoxidizing coating is provided with the heat dissipation layer.
Preferably, the outer surface of the heat dissipation layer is provided with a fluorocarbon coating, and one side of the fluorocarbon coating, which is far away from the heat dissipation layer, is provided with a methyl diphenyl room temperature vulcanized silicone rubber layer.
Preferably, a epichlorohydrin rubber layer is arranged on one side of the methyl diphenyl room temperature vulcanized silicone rubber layer, which is far away from the fluorocarbon coating, and a nitrile butadiene rubber layer is arranged on one side of the epichlorohydrin rubber layer, which is far away from the methyl diphenyl room temperature vulcanized silicone rubber layer.
Preferably, the gasket inner ring is made of stainless steel material.
Preferably, the gasket outer ring is made of a phlogopite material.
Preferably, the gasket inner ring and the gasket outer ring are of annular structures.
Preferably, the heat dissipation layer is made of a thermal polyester coating material.
The utility model has the advantages that
The utility model discloses simple structure, insulating sealing performance are strong, can use for a long time under conditions such as high temperature, high pressure, high corruption, convenient for material collection, low cost.
Drawings
Fig. 1 is a top view of the present invention.
Fig. 2 is a sectional view of the structure of the present invention.
Description of reference numerals: 1. a gasket inner ring; 2. a gasket outer ring; 3. a protrusion; 4. a groove; 5. a protective layer; 6. a heat dissipation layer; 7. a fluorocarbon coating; 8. a methyl diphenyl room temperature vulcanized silicone rubber layer; 9. a epichlorohydrin rubber layer; 10. a butadiene acrylonitrile rubber 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.
Examples
As shown in fig. 1-2, the utility model provides an air pressure sealing gasket, which is characterized in that, the gasket comprises a gasket body, the gasket body comprises a gasket inner ring 1 and a gasket outer ring 2, the outer side wall of the gasket inner ring 1 is provided with a protrusion 3, the inner side wall of the gasket outer ring 2 is provided with a groove 4 matched with the protrusion 3, the gasket inner ring 1 and the gasket outer ring 2 are matched and fixed with the groove 4 through the protrusion 3, and through the protrusion 3 and the matched groove 4, the connection structural strength between the gasket inner ring 1 and the gasket outer ring 2 is improved, and the gasket inner ring 1 and the gasket outer ring 2 are prevented from falling off due to overlarge pressure; the surface of the gasket body is provided with a protective layer 5, in the embodiment, the protective layer 5 is a fluororubber layer which has the effects of high temperature resistance and acid and alkali resistance,
the outer surface of the protective layer 5 is provided with a heat dissipation layer 6, the heat dissipation layer 6 is made of a thermal polyester coating material, the heat dissipation layer 6 can improve the heat dissipation performance of the sealing gasket, and the sealing gasket can play a role in auxiliary heat dissipation on equipment in the use process;
the outer surface of the heat dissipation layer 6 is provided with the fluorocarbon coating 7, and the fluorocarbon coating 7 is arranged, so that the effects of wear resistance and adhesion resistance are achieved;
the methyl diphenyl room temperature vulcanized silicone rubber layer 8 is arranged on one side, away from the heat dissipation layer 6, of the fluorocarbon coating 7, and the methyl diphenyl room temperature vulcanized silicone rubber layer 8 has the advantages of water resistance, ozone resistance, electric arc resistance, corona resistance, weather aging resistance and the like;
the side, away from the fluorocarbon coating 7, of the methyl diphenyl room temperature vulcanized silicone rubber layer 8 is provided with a epichlorohydrin rubber layer 9, and the epichlorohydrin rubber layer 9 is arranged to achieve good corrosion resistance and weather resistance;
a butadiene-acrylonitrile rubber layer 10 is arranged on one side of the epichlorohydrin rubber layer 9, which is far away from the methyl diphenyl room temperature vulcanized silicone rubber layer 8, and the butadiene-acrylonitrile rubber layer 10 has the effects of oil resistance, wear resistance, aging resistance and strong air tightness;
the gasket inner ring 1 is made of stainless steel material, the gasket outer ring 2 is made of phlogopite material, the gasket inner ring 1 is made of stainless steel material, in the embodiment, the gasket inner ring 1 is made of common stainless steel material, the cost is low, the strength is high, the pressure of internal high-pressure fluid can be borne, the gasket outer ring 2 is made of phlogopite material, the insulating property is good, the gasket outer ring can be used for a long time at the high temperature of 700 ℃,
the gasket inner ring 1 and the gasket outer ring 2 are of annular structures.
Principle of operation
The utility model relates to an air pressure sealing gasket, each part is distributed as shown in figure 1-figure 2, when in use, the utility model improves the strength of the connecting structure between the gasket inner ring 1 and the gasket outer ring 2 by matching and fixing the gasket inner ring 1 and the gasket outer ring 2 through the protrusion 3 and the groove 4 which are matched, and prevents the gasket inner ring 1 and the gasket outer ring 2 from falling off caused by overlarge pressure;
the utility model has the advantages that the protection layer 5 is arranged on the surface of the gasket body, and the protection layer 5 adopts the fluororubber layer, so that the fluororubber layer has the effects of high temperature resistance and acid and alkali resistance; the outer surface of the protective layer 5 is provided with a heat dissipation layer 6, the heat dissipation layer 6 is made of a thermal polyester coating layer material, the heat dissipation layer 6 can improve the heat dissipation performance of the sealing gasket, and the sealing gasket can play a role in auxiliary heat dissipation on equipment in the use process; the outer surface of the heat dissipation layer 6 is provided with the fluorocarbon coating 7, and the fluorocarbon coating 7 is arranged, so that the effects of wear resistance and adhesion resistance are achieved; the methyl diphenyl room temperature vulcanized silicone rubber layer 8 has the advantages of water resistance, ozone resistance, electric arc resistance, corona resistance, weather aging resistance and the like; the epichlorohydrin rubber layer 9 has good corrosion resistance and weather resistance; by arranging the nitrile rubber layer 10, the effects of oil resistance, wear resistance, aging resistance and strong air tightness are achieved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. The utility model provides a pneumatic sealing gasket, its characterized in that, includes the gasket body, the gasket body includes gasket inner ring (1), gasket outer loop (2), the lateral wall of gasket inner ring (1) is provided with arch (3), the inside wall of gasket outer loop (2) be provided with protruding (3) matched with recess (4), gasket inner ring (1) with gasket outer loop (2) are passed through protruding (3) and recess (4) cooperate fixedly, the surface of gasket body is provided with inoxidizing coating (5), the surface of inoxidizing coating (5) is provided with heat dissipation layer (6).
2. A pneumatic gasket seal according to claim 1,
the outer surface of the heat dissipation layer (6) is provided with a fluorocarbon coating (7), and one side, far away from the heat dissipation layer (6), of the fluorocarbon coating (7) is provided with a methyl diphenyl room temperature vulcanized silicone rubber layer (8).
3. A pneumatic gasket seal according to claim 2,
and a epichlorohydrin rubber layer (9) is arranged on one side of the methyl diphenyl room temperature vulcanized silicone rubber layer (8) far away from the fluorocarbon coating (7), and a nitrile butadiene rubber layer (10) is arranged on one side of the epichlorohydrin rubber layer (9) far away from the methyl diphenyl room temperature vulcanized silicone rubber layer (8).
4. A pneumatic gasket seal according to claim 1,
the gasket inner ring (1) is made of stainless steel materials.
5. A pneumatic gasket seal according to claim 4,
the gasket outer ring (2) is made of a phlogopite material.
6. A pneumatic gasket seal according to claim 5,
the gasket inner ring (1) and the gasket outer ring (2) are of annular structures.
7. A pneumatic gasket seal according to claim 1,
the heat dissipation layer (6) is made of a thermal polyester coating material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021609957.3U CN212672394U (en) | 2020-08-05 | 2020-08-05 | Air pressure sealing gasket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021609957.3U CN212672394U (en) | 2020-08-05 | 2020-08-05 | Air pressure sealing gasket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212672394U true CN212672394U (en) | 2021-03-09 |
Family
ID=74821095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021609957.3U Active CN212672394U (en) | 2020-08-05 | 2020-08-05 | Air pressure sealing gasket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212672394U (en) |
-
2020
- 2020-08-05 CN CN202021609957.3U patent/CN212672394U/en active Active
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