CN218761379U

CN218761379U - Air compressor gasket for heavy truck

Info

Publication number: CN218761379U
Application number: CN202223020675.1U
Authority: CN
Inventors: 苗文旱
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-03-28
Anticipated expiration: 2032-11-14

Abstract

The utility model discloses an air compressor gasket for heavy truck, including the gasket main part, set up a plurality of four on the gasket main part surface and keep apart the cavity, it has anticorrosive paint to coat on keeping apart the cavity inner wall, gasket main part thickness is 0.22mm 0.02mm, inside including copper base skeleton, a pair of compound rubber layer, a pair of corrosion resistant layer and sealing coating of gasket main part, set up a plurality of bolt holes on the gasket main part surface, the bolt hole aperture is phi 9mm, fixedly connected with sealing ring on the bolt hole inner wall, and the sealing ring is the rubber material; compared with the prior art, the gasket body isolates four isolation chambers, and blow-by gas cannot leak between the chambers. The automobile air conditioner is a reliable guarantee for the refrigeration and heating circulation of the compressor, is a reliable guarantee for the comfort level of an automobile, not only reflects the quality of the compressor, but also guarantees the quality of the automobile, influences the quality of two main machines, and shows the importance of the functions and the importance of a sealing piece.

Description

Air compressor gasket for heavy truck

Technical Field

The utility model relates to a seal structure technique technical field specifically is an air compressor machine gasket for heavy truck.

Background

The automobile air compressor is the heart of an automobile air conditioning system, is the air pressure boosting force for increasing the braking force of a large automobile, and is also related to safety, the overall technology of a gasket of the heavy truck air compressor is required to be improved on the basis of manufacturing of the air compressor gasket of the light truck, the sealing capability is not strong and the reliability is not enough in market reflection, no matter the air compressor is an axial piston type air compressor, a rotating blade type air compressor or a turbine type air compressor, the functions of the air compressor can not be separated from the sealing of each joint, the isolation of each cavity is realized, the functions of the air compressor are ensured, and therefore the air compressor gasket for the heavy truck is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air compressor machine gasket for heavy truck to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the air compressor gasket for the heavy truck comprises a gasket main body, wherein the surface of the gasket main body is provided with a plurality of four isolation chambers, the inner walls of the isolation chambers are coated with anticorrosive paint, and the thickness of the gasket main body is 0.22mm +/-0.02 mm;

the gasket main body comprises a copper-based framework, a pair of composite rubber layers, a pair of corrosion-resistant layers and a sealing coating inside, four isolated chambers are isolated by the gasket main body, and air leakage between the chambers cannot occur. The automobile air conditioner is a reliable guarantee for the refrigeration and heating circulation of the compressor, is a reliable guarantee for the comfort level of an automobile, not only reflects the quality of the compressor, but also guarantees the quality of the automobile, influences the quality of two main machines, and shows the importance of the functions and the importance of a sealing piece.

Preferably, a plurality of bolt holes are formed in the surface of the gasket main body, the diameter of each bolt hole is phi 9mm, the inner wall of each bolt hole is fixedly connected with a sealing ring, the sealing rings are made of rubber, and the sealing rings are arranged on the inner wall of each bolt hole and can be used for reducing the stress of the head of each bolt and avoiding the abrasion during installation.

Preferably, the composite rubber layer is composed of 25% of fluororubber, 25% of silicone rubber, 30% of nitrile rubber and 20% of acrylate rubber, the gasket main body is mixed with heat-resistant and cold-resistant materials, a cylinder in the gasket main body is sealed by one cylinder gasket, the two states of a cavity and a cylinder are sealed simultaneously, the cavities are connected, the gasket is in contact with the cold air and the hot air, and the condition that the gasket main body leaks at different temperatures can be avoided.

Preferably, the two surfaces of the copper-based framework are coated with the composite rubber layer and the corrosion-resistant layer by layer.

Preferably, the corrosion-resistant layer is made of soluble polytetrafluoroethylene, the corrosion-resistant layer is connected to the outer side of the composite rubber layer, a sealing coating is coated on the outer side of the corrosion-resistant layer, and the thickness of the sealing coating is 0.01-0.03 mm.

Preferably, the gasket main part is fixedly connected with sealing rib on the surface, sealing rib cross-section is the convex, sealing rib height is 0.38mm, sealing rib width is 2mm 0.1mm, through sealing rib's parameter, important parameters such as sealed rib width, height and margin distance and the numerical value of the handing-over department R of sealing rib and sealed pad panel promptly guarantee the stability of sealed effect, and adopt full wave structure through sealing rib, confirm its sealed face pressure scope according to the bearing capacity of bolt tightening force and organism cylinder cap material, guarantee that the organism cylinder cap reaches best sealed effect at the bearing capacity within range.

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

1. the utility model discloses a gasket main body is mixed with heat-resisting and cold-resistant materials, one cylinder gasket in the gasket main body is used for sealing the cavity-cylinder in two states simultaneously, and the cavities are connected, and the state of the gasket contact is used for sealing cold and hot gases simultaneously, so that the leakage condition caused by the gasket main body at different temperatures can be avoided;

2. the sealing rib adopts a full-wave structure, the sealing surface pressure range is determined according to the bolt tightening force and the bearing capacity of the material of the engine cylinder cover, and the engine cylinder cover is ensured to achieve the best sealing effect within the bearing range;

3. the sealing ring is arranged on the inner wall of the bolt hole, so that the stress of the head of the bolt can be reduced, and the abrasion during installation is avoided;

4. the utility model discloses a sealed muscle's parameter, sealed muscle width, height and margin and sealed muscle and sealed pad panel's handing-over department R's such important parameters promptly guarantee the stability of sealed effect.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the top view of the present invention;

FIG. 3 isbase:Sub>A schematic cross-sectional view taken along line A-A of FIG. 2 according to the present invention;

in the figure: 1. a gasket body; 2. a composite rubber layer; 3. a copper-based framework; 4. a corrosion resistant layer; 5. a seal coat; 11. an isolation chamber; 12. sealing the ribs; 13. bolt holes.

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. 1-3, the present invention provides a technical solution: an air compressor gasket for a heavy truck comprises a gasket main body 1, wherein the surface of the gasket main body 1 is provided with a plurality of four isolation chambers 11, the inner walls of the isolation chambers 11 are coated with anticorrosive paint, and the thickness of the gasket main body 1 is 0.22mm +/-0.02 mm;

the gasket main body 1 internally comprises a copper-based framework 3, a pair of compound rubber layers 2, a pair of corrosion-resistant layers 4 and a sealing coating 5, four isolated chambers 11 are isolated by the gasket main body 1, and air leakage cannot occur between the chambers. The automobile air conditioner is a reliable guarantee for the refrigeration and heating circulation of the compressor, is a reliable guarantee for the comfort level of an automobile, not only reflects the quality of the compressor, but also guarantees the quality of the automobile, influences the quality of two main machines, and shows the importance of the functions and the importance of a sealing piece.

Gasket main part 1 has seted up a plurality of bolt holes 13 on the surface, and bolt hole 13 aperture is phi 9mm, fixedly connected with sealing ring on the bolt hole 13 inner wall, and the sealing ring is the rubber material, sets up on bolt hole 13 inner wall through the sealing ring, can avoid the condition that the wearing and tearing appear when the installation in order to reduce the stress of bolt head.

The composite rubber layer 2 is composed of 25% of fluororubber, 25% of silicone rubber, 30% of nitrile rubber and 20% of acrylate rubber, heat-resistant and cold-resistant materials are mixed through the gasket main body 1, a cylinder in the two states is sealed by one cylinder gasket, the chambers are connected, the gasket is in contact with the cold and hot gases in the sealing state, and the leakage condition caused by the fact that the gasket main body 1 is at different temperatures can be avoided.

The two sides of the copper-based framework 3 are coated with the composite rubber layer 2 and the corrosion-resistant layer 4 layer by layer.

The corrosion-resistant layer 4 is made of soluble polytetrafluoroethylene, the corrosion-resistant layer 4 is connected to the outer side of the composite rubber layer 2, the outer side of the corrosion-resistant layer 4 is coated with a sealing coating 5, and the thickness of the sealing coating 5 is 0.01-0.03 mm.

The gasket main part 1 is fixedly connected with the sealing rib 12 on the surface, the sealing rib 12 cross-section is the convex, the sealing rib 12 height is 0.38mm, the sealing rib 12 width is 2mm +/-0.1 mm, through the parameter of sealing rib 12, important parameters such as the numerical value of the handing-over department R of sealing rib and sealed pad panel promptly, guarantee the stability of sealed effect, and adopt full wave structure through the sealing rib 12, confirm its sealed face pressure scope according to the bearing capacity of bolt tightening force and organism cylinder cap material, guarantee that the organism cylinder cap reaches best sealed effect in the bearing capacity.

The working principle is as follows: the gasket main body 1 is mixed with heat-resistant and cold-resistant materials, one cylinder gasket in the gasket main body is used for sealing a chamber-cylinder in two states simultaneously, the chambers are connected, the gasket is in a contact state of simultaneously sealing cold and hot gases, the condition that the gasket main body 1 leaks at different temperatures can be avoided, the sealing rib 12 adopts a full-wave structure, the sealing surface pressure range of the gasket main body is determined according to the bolt tightening force and the bearing force of the material of the engine body cylinder cover, the optimal sealing effect of the engine body cylinder cover in the bearing range is ensured, the sealing ring is arranged on the inner wall of the bolt hole 13, the stress of the bolt head can be reduced, the abrasion condition is avoided during installation, and the stability of the sealing effect is ensured through important parameters of the sealing rib 12, namely the width, the height and the edge distance of the sealing rib, the numerical value of the R at the joint of the sealing rib and the sealing gasket plate and the like;

in summary, the gasket body 1 isolates the four isolation chambers 11, and blow-by gas cannot leak between the chambers. The automobile air conditioner is a reliable guarantee for the refrigeration and heating circulation of the compressor, is a reliable guarantee for the comfort level of an automobile, not only reflects the quality of the compressor, but also guarantees the quality of the automobile, influences the quality of two main machines, and shows the importance of the functions and the importance of a sealing piece.

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. The utility model provides an air compressor machine gasket for heavy truck, includes gasket main part (1), its characterized in that: the gasket body (1) is provided with a plurality of four isolation chambers (11) on the surface, the inner walls of the isolation chambers (11) are coated with anticorrosive paint, and the thickness of the gasket body (1) is 0.22mm +/-0.02 mm;

the gasket main body (1) internally comprises a copper-based framework (3), a pair of composite rubber layers (2), a pair of corrosion-resistant layers (4) and a sealing coating (5).

2. The air compressor gasket for heavy-duty trucks of claim 1, wherein: a plurality of bolt holes (13) have been seted up on gasket main part (1) surface, bolt hole (13) aperture is phi 9mm, fixedly connected with sealing ring on bolt hole (13) inner wall, and the sealing ring is the rubber material.

3. The air compressor gasket for heavy-duty trucks of claim 1, wherein: the two sides of the copper-based framework (3) are coated with the composite rubber layer (2) and the corrosion-resistant layer (4) layer by layer.

4. The air compressor gasket for heavy-duty trucks of claim 1, wherein: the corrosion-resistant layer (4) is made of soluble polytetrafluoroethylene, the corrosion-resistant layer (4) is connected to the outer side of the composite rubber layer (2), a sealing coating (5) is coated on the outer side of the corrosion-resistant layer (4), and the thickness of the sealing coating (5) is 0.01-0.03 mm.

5. The air compressor gasket for heavy-duty trucks of claim 1, wherein: gasket main part (1) is fixedly connected with sealed muscle (12) on the surface, sealed muscle (12) cross-section is the convex, sealed muscle (12) height is 0.38mm, sealed muscle (12) width is 2mm 0.1mm.