CN216046023U

CN216046023U - Insulating and heat-insulating composite gasket

Info

Publication number: CN216046023U
Application number: CN202122197982.6U
Authority: CN
Inventors: 龚洁玲; 祝风雷; 尹宗均; 祝加加; 杨学南; 徐立君
Original assignee: Cixi High New Coxin Sealing Material Co ltd
Current assignee: Cixi High New Coxin Sealing Material Co ltd
Priority date: 2021-09-09
Filing date: 2021-09-09
Publication date: 2022-03-15
Anticipated expiration: 2031-09-09

Abstract

The application discloses an insulating and heat-insulating composite gasket, which relates to the technical field of composite gaskets and comprises a gasket outer ring, wherein an upper insulating pad is arranged on the upper surface of the gasket outer ring, a lower insulating pad is arranged on the lower surface of the gasket outer ring, and a heat insulating layer is arranged inside the gasket outer ring; the anti-corrosion layer is coated on the outer wall of the gasket outer ring, the inner wall of the gasket outer ring is connected with a sealing gasket, two ends of the sealing gasket are provided with auxiliary grooves, two elastic outer layers are symmetrically arranged inside the sealing gasket, and an elastic inner layer is arranged inside the two elastic outer layers. This insulating adiabatic composite pad piece is provided with insulating pad and lower insulating pad, can play insulating effect, and the condition of electric leakage takes place for the reducible ring flange, and the practicality is strong, makes things convenient for people's use, through the insulating layer that sets up, the insulating layer can play thermal-insulated effect to have thermal-insulated effect, improve the life of gasket, reduce cost's use improves the practicality.

Description

Insulating and heat-insulating composite gasket

Technical Field

The application relates to the technical field of composite gaskets, in particular to an insulating and heat-insulating composite gasket.

Background

In industrial equipment or spare parts such as pipelines, valves, pumps and pressure vessels, heat exchangers, condensers and the like, sealing elements are often used, gaskets are the widest application range of the sealing elements and the most common parts, the sealing performance of the equipment can be kept by using the gaskets, the types of the gaskets for solving the abrasion problem of connecting pieces are various, the gaskets are divided into three types of nonmetal, semimetal and metal gaskets according to main body materials of the gaskets, and the nonmetal gaskets are soft in texture, corrosion-resistant and low in price, so that the application range is wider, and the gaskets are commonly used for flange sealing of the containers or the pipelines at normal temperature and medium temperature.

The existing composite gasket is poor in insulating and heat-insulating effect, the long-term heating of the gasket easily causes the reduction of the service life of the gasket, the use of cost is improved, and the use of inconvenient people is realized.

SUMMERY OF THE UTILITY MODEL

An object of this application is to provide insulating adiabatic composite pad piece to it is poor to provide current composite pad piece insulating adiabatic effect in solving above-mentioned background art, has reduced the life of gasket, has improved the use of cost, inconvenient people's use.

In order to achieve the above purpose, the present application provides the following technical solutions: an insulated composite gasket comprising:

the gasket outer ring is provided with an upper insulating pad on the upper surface, a lower insulating pad on the lower surface and a heat insulation layer inside;

the anti-corrosion layer is coated on the outer wall of the gasket outer ring, the inner wall of the gasket outer ring is connected with a sealing gasket, two ends of the sealing gasket are provided with auxiliary grooves, two elastic outer layers are symmetrically arranged inside the sealing gasket, and an elastic inner layer is arranged inside the two elastic outer layers;

and the gasket inner ring is connected to the inner wall of the sealing gasket.

Preferably, the upper insulating pad and the lower insulating pad are both in adhesive connection with the gasket outer ring, and the shape structures of the lower insulating pad and the gasket outer ring are matched.

Preferably, the auxiliary grooves are uniformly distributed along the outer wall of the sealing gasket at equal intervals.

Preferably, the gasket inner ring is further provided with a reinforcing rod which is arranged inside the gasket inner ring, and a filter screen plate is arranged above the reinforcing rod.

Preferably, the reinforcing rod is in welded connection with the gasket inner ring, and the filter screen plate is movably connected with the gasket inner ring.

Preferably, the gasket outer ring is further provided with a mounting ring, the mounting ring is arranged at the lower end of the gasket outer ring, and a limiting hole is formed in the mounting ring.

Preferably, an integrated fixing structure is arranged between the mounting ring and the gasket outer ring, and four limiting holes are symmetrically arranged on the vertical central line of the mounting ring.

Compared with the prior art, the beneficial effects of this application are as follows:

1. the insulating and heat-insulating composite gasket is provided with the upper insulating pad and the lower insulating pad, can play an insulating role, can reduce the leakage of the flange plate, has strong practicability and is convenient for people to use;

2. the insulating and heat-insulating composite gasket is provided with the heat-insulating layer, and the heat-insulating layer can play a role in heat insulation, so that the insulating and heat-insulating composite gasket has a heat-insulating effect, the service life of the gasket is prolonged, the cost is reduced, and the practicability of the insulating and heat-insulating composite gasket is improved; through the arranged sealing gasket, under the action of the auxiliary groove, good sealing performance can be ensured under the condition of alternating temperature and pressure;

3. the strength of the inner ring of the gasket can be enhanced by the reinforcing rods, and flowing media can be filtered by the filter screen plate arranged on the inner ring of the gasket; through the mounting ring who sets up, under the effect in spacing hole, can play the effect of location installation, be convenient for install.

Drawings

FIG. 1 is a schematic perspective view of the present application;

FIG. 2 is a cross-sectional view of an upper insulating pad of the present application;

FIG. 3 is a schematic cross-sectional view of a gasket of the present application;

fig. 4 is a schematic perspective view of the gasket inner ring according to the present application.

In the figure: 1. a gasket outer ring; 2. an upper insulating pad; 3. a lower insulating pad; 4. a thermal insulation layer; 5. an anticorrosive layer; 6. sealing gaskets; 7. an auxiliary groove; 8. an elastic outer layer; 9. an elastic inner layer; 10. a gasket inner ring; 11. a reinforcing bar; 12. a filter screen plate; 13. a mounting ring; 14. and a limiting hole.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Referring to fig. 1-2, the composite insulating gasket includes: the gasket outer ring 1, anticorrosive coating 5, gasket inner ring 10. The upper surface of the gasket outer ring 1 is provided with an upper insulating pad 2, the lower surface of the gasket outer ring 1 is provided with a lower insulating pad 3, the upper insulating pad 2 and the lower insulating pad 3 are both in adhesive connection with the gasket outer ring 1, the appearance structures of the lower insulating pad 3 and the gasket outer ring 1 are identical, the upper insulating pad 2 and the lower insulating pad 3 are arranged, an insulating effect can be achieved, the condition that a flange plate leaks electricity can be reduced, the practicability is high, the use of people is facilitated, and a heat insulation layer 4 is arranged inside the gasket outer ring 1; mounting ring 13, its setting is at the lower extreme of gasket outer loop 1, and spacing hole 14 has been seted up to mounting ring 13's inside, and fixed knot as an organic whole constructs between mounting ring 13 and the gasket outer loop 1, and just spacing hole 14 is provided with four about mounting ring 13's vertical central line symmetry, and through mounting ring 13 who sets up, under spacing hole 14's effect, can play the effect of location installation, is convenient for install.

Referring to fig. 2-3, the anticorrosion layer 5 is coated on the outer wall of the gasket outer ring 1, the anticorrosion layer 5 is made of polyethylene anticorrosion paint, and the anticorrosion layer 5 can play an anticorrosion role, thereby prolonging the service life of the insulating and heat-insulating composite gasket, the inner wall of the gasket outer ring 1 is connected with the sealing gasket 6, the heat-insulating layer 4 is made of glass fiber, the sealing gasket 6 is fixedly connected with the gasket outer ring 1, the heat-insulating layer 4 can play a role of heat insulation through the arranged heat-insulating layer 4, thereby have thermal-insulated effect, improve the life of gasket, reduce cost's use improves this insulating adiabatic composite pad's practicality, and supplementary recess 7 has been seted up at seal gasket 6's both ends, and seal gasket 6's inside symmetry is provided with two elasticity skins 8, and the inside of two elasticity skins 8 is provided with elasticity inlayer 9.

Referring to fig. 3-4, the gasket inner ring 10 is connected to the inner wall of the sealing gasket 6, the auxiliary grooves 7 are uniformly distributed along the outer wall of the sealing gasket 6 at equal intervals, the gasket inner ring 10 is fixedly connected with the elastic inner layer 9, and the sealing gasket 6 can ensure good sealing performance under the condition of alternating temperature and pressure under the action of the auxiliary grooves 7; the reinforcing rod 11 is arranged inside the gasket inner ring 10, the filter screen plate 12 is arranged above the reinforcing rod 11, the reinforcing rod 11 is connected with the gasket inner ring 10 in a welding mode, the filter screen plate 12 is movably connected with the gasket inner ring 10, the strength of the gasket inner ring 10 can be enhanced through the arranged reinforcing rod 11, and flowing media can be filtered through the filter screen plate 12 arranged on the gasket inner ring 10.

The working principle of the insulating and heat-insulating composite gasket is as follows: before the insulating and heat-insulating composite gasket is used, a gasket outer ring 1 is firstly placed at a proper position, the strength of the gasket inner ring 10 can be enhanced through a reinforcing rod 11 arranged on the gasket inner ring 10, then a filter screen plate 12 is arranged on the gasket inner ring 10 by using a screw, so that the filter screen plate 12 is fixed, a mounting ring 13 is arranged on the gasket outer ring 1, then the gasket outer ring 1 is placed between two flanges needing to be sealed, then a limiting hole 14 on the gasket outer ring 1 is aligned to connecting holes of the two flanges, then a bolt is inserted into the limiting hole 14, so that the two flanges are fixed, so that the gasket outer ring 1 is mounted, a sealing gasket 6 is contacted with the flanges, when the sealing gasket 6 is compressed, the sealing function can be achieved under the action of an elastic outer layer 8 and an elastic inner layer 9, and the auxiliary groove 7 arranged on the sealing gasket 6, can guarantee to have good sealing performance under the condition of temperature and pressure alternation, through last insulating mattress 2 and lower insulating mattress 3 that set up, can play insulating effect, can effectual two ring flanges of reduction take place the condition of electric leakage, what set up in the gasket outer loop 1 has insulating layer 4, insulating layer 4 can play thermal-insulated effect, thereby improve this composite pad's life, therefore, the clothes hanger is strong in practicability, make things convenient for people's use, anticorrosive coating 5 that sets up on the gasket outer loop 1, can play anticorrosive effect, and this insulating and heat-insulating composite pad has good compression ratio and resilience, it is sealed effectual, therefore, the clothes hanger is strong in practicability.

Although embodiments of the present application 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 application, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An insulated composite gasket, comprising:

the gasket outer ring (1), an upper insulating pad (2) is arranged on the upper surface of the gasket outer ring (1), a lower insulating pad (3) is arranged on the lower surface of the gasket outer ring (1), and a heat insulation layer (4) is arranged inside the gasket outer ring (1);

the anti-corrosion layer (5) is coated on the outer wall of the gasket outer ring (1), the inner wall of the gasket outer ring (1) is connected with a sealing gasket (6), two ends of the sealing gasket (6) are provided with auxiliary grooves (7), two elastic outer layers (8) are symmetrically arranged inside the sealing gasket (6), and an elastic inner layer (9) is arranged inside the two elastic outer layers (8);

a gasket inner ring (10) connected to the inner wall of the sealing gasket (6).

2. The insulating and insulating composite gasket of claim 1, wherein: the upper insulating pad (2) and the lower insulating pad (3) are both in adhesive connection with the gasket outer ring (1), and the appearance structures of the lower insulating pad (3) and the gasket outer ring (1) are identical.

3. The insulating and insulating composite gasket of claim 1, wherein: the auxiliary grooves (7) are uniformly distributed along the outer wall of the sealing gasket (6) at equal intervals.

4. The insulating and insulating composite gasket of claim 1, wherein: the gasket inner ring (10) is further provided with a reinforcing rod (11) which is arranged inside the gasket inner ring (10), and a filter screen plate (12) is arranged above the reinforcing rod (11).

5. The insulating and insulating composite gasket of claim 4, wherein: the reinforcing rod (11) is connected with the gasket inner ring (10) in a welding mode, and the filter screen plate (12) is movably connected with the gasket inner ring (10).

6. The insulating and insulating composite gasket of claim 1, wherein: the gasket outer ring (1) is further provided with a mounting ring (13) which is arranged at the lower end of the gasket outer ring (1), and a limiting hole (14) is formed in the mounting ring (13).

7. The insulating and insulating composite gasket of claim 6, wherein: the gasket outer ring (1) and the mounting ring (13) are of an integral fixing structure, and four limiting holes (14) are symmetrically arranged on the vertical center line of the mounting ring (13).