Ceramic gasket convenient to clamp

Abstract

The utility model relates to the technical field of ceramic gaskets, and discloses a ceramic gasket convenient to clamp. The ceramic gasket comprises a ceramic gasket body, a groove is formed in the upper surface of the ceramic gasket body, sponge columns are arranged at the four corners of the surface of the groove, inserting plates corresponding to the groove are arranged at the upper ends of the sponge columns, an upper gasket corresponding to the ceramic gasket body is arranged at the upper ends of the inserting plates, and a plurality of upper mounting holes are formed in the upper gasket; upper mounting holes corresponding to the upper mounting holes are formed in the ceramic gasket main body, lower mounting holes corresponding to the upper mounting holes are formed in the ceramic gasket main body, the four corners of the ceramic gasket main body and the four corners of the upper gasket are circular beads with the radiuses of 0.5-1 mm, and ceramic coatings are sprayed on the surfaces of the ceramic gasket main body and the upper gasket. After clamping, the gasket is loosened, and under the elastic action of the sponge column, the ceramic gasket body and the upper gasket abut against the inner walls of the two sides of the clamping groove respectively, so that stability and adaptability are improved.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of ceramic gaskets, in particular to a ceramic gasket convenient to insert. BACKGROUND

[0002] A ceramic gasket is a sealing element made of ceramic material. It has excellent high-temperature resistance and can maintain stable physical properties in high-temperature environments, and is not easy to deform or damage. At the same time, it has strong chemical stability and good resistance to various chemicals, and can effectively resist corrosion.

[0003] In the industrial field, ceramic gaskets are widely used. For example, in high-temperature operating mechanical parts such as automobile engines and aerospace equipment, ceramic gaskets play a key sealing role, ensuring the normal operation of the equipment, reducing failures caused by leakage, and improving the overall performance and reliability of the equipment.

[0004] However, the thickness of the common ceramic gasket is certain, and if the thickness of the inserted position is different from the thickness of the ceramic gasket, it will cause instability after insertion and affect normal use. CONTENT OF THE INVENTION

[0005] The purpose of the present application is to solve the problem of the thickness of the common ceramic gasket being certain, and if the thickness of the inserted position is different from the thickness of the ceramic gasket, it will cause instability after insertion and affect normal use. A ceramic gasket convenient to insert is provided.

[0006] The technical solution adopted by the present application is as follows: a ceramic gasket convenient to insert, comprising a ceramic gasket main body, a recess is formed on the upper surface of the ceramic gasket main body, sponge columns are arranged at the four corners of the surface of the recess, an insertion plate corresponding to the recess is arranged at the upper end of the sponge column, and an upper gasket corresponding to the ceramic gasket main body is arranged at the upper end of the insertion plate.

[0007] By adopting the above technical solution, before insertion, the upper gasket is pressed to make the insertion plate inserted into the recess, reducing the overall thickness of the gasket. After insertion, the gasket is loosened, and under the elastic force of the sponge column, the ceramic gasket main body and the upper gasket are respectively in abutment with the inner walls of the two sides of the card slot, improving stability and adaptability.

[0008] In a preferred embodiment, a plurality of upper mounting holes are formed in the interior of the upper gasket, and a plurality of lower mounting holes corresponding to the upper mounting holes are formed in the interior of the ceramic gasket main body.

[0009] By adopting the above technical solution, the threaded connection of the bolts in the upper mounting holes and the lower mounting holes can improve the stability of the insertion of the ceramic gasket main body and the upper gasket.

[0010] In a preferred embodiment, the ceramic gasket body and the upper gasket are provided with a radius of 0.5-1mm fillet at the four corners.

[0011] By using the above technical solution, the edges of the ceramic gasket body and the upper gasket are less likely to scratch the surface of the installation part during the clamping process, and the obstruction caused by the collision between the sharp edges and the edges of the clamping groove is reduced, making the clamping process smoother.

[0012] In a preferred embodiment, the surface of the ceramic gasket body and the upper gasket is sprayed with a ceramic coating, and the material of the ceramic coating is an alumina coating.

[0013] By using the above technical solution, the ceramic gasket body and the upper gasket have high hardness, high wear resistance and good corrosion resistance, and the hardness is high, which can reduce wear and prolong the service life of the gasket when the ceramic gasket body and the upper gasket contact other parts.

[0014] In a preferred embodiment, the material of the ceramic gasket body and the upper gasket is silicon nitride ceramic.

[0015] By using the above technical solution, it has the characteristics of low density and high strength, and the weight is lighter, and it has good wear resistance and self-lubricating property, and a thin silicon nitride lubricating film is formed on its surface during friction, which can reduce friction and wear, and improve the service life of mechanical parts.

[0016] In a preferred embodiment, the material of the sponge column is polyurethane.

[0017] By using the above technical solution, it has good elasticity and toughness, and after clamping, the ceramic gasket body and the upper gasket are clamped more stably under the elastic force of the sponge column.

[0018] As described above, due to the use of the above technical solution, the beneficial effects of the present application are:

[0019] In the present application, before clamping, the upper gasket is pressed, so that the plug is inserted into the recess, the overall thickness of the gasket is reduced, after clamping, the gasket is released, and under the elastic force of the sponge column, the ceramic gasket body and the upper gasket are respectively abutted against the inner walls of the clamping groove, improving the stability and adaptability. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is a front view of the ceramic gasket in the present application;

[0021] Figure 2 is a schematic view of the internal structure of the ceramic gasket in the present application;

[0022] Figure 3 It is the internal side structure schematic diagram of ceramic gasket in the application;

[0023] Figure 4 It is the plane structure schematic diagram of ceramic coating in the application.

[0024] Marked in the figure: 1, ceramic gasket body; 2, upper gasket; 3, upper mounting hole; 4, lower mounting hole; 5, groove; 6, sponge column; 7, plugboard; 8, ceramic coating. DETAILED DESCRIPTION

[0025] To make the purpose, technical scheme and advantages of the embodiments of the application more clear, the technical scheme in the embodiments of the application will be described clearly and completely below in conjunction with the embodiments of the application. Obviously, the described embodiments are part of the embodiments of the application, rather than all the embodiments. Based on the embodiments in the application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the application.

[0026] REFERENCE Figures 1-4 A ceramic gasket convenient to card in, comprising a ceramic gasket body 1, a groove 5 is opened on the upper surface of the ceramic gasket body 1, sponge columns 6 are arranged on the four corners of the surface of the groove 5, plugboards 7 corresponding to the groove 5 are arranged on the upper end of the sponge columns 6, upper gaskets 2 corresponding to the ceramic gasket body 1 are arranged on the upper end of the plugboards 7. Through the above design, before carding in, the upper gasket 2 is pressed, so that the plugboard 7 is plugged in the inside of the groove 5, the overall thickness of the gasket is reduced, after carding in, the gasket is loosened, under the elastic force of the sponge column 6, the ceramic gasket body 1 and the upper gasket 2 are respectively abutted against the inner walls of the two sides of the card slot, the stability and adaptability are improved.

[0027] REFERENCE Figures 1-3 A plurality of upper mounting holes 3 are opened in the inside of the upper gasket 2, lower mounting holes 4 corresponding to the upper mounting holes 3 are opened in the inside of the ceramic gasket body 1, through the threaded connection of the bolts in the upper mounting holes 3 and the lower mounting holes 4, the stability of the ceramic gasket body 1 and the upper gasket 2 carded in can be improved.

[0028] REFERENCE Figures 1-3 The four corners of the ceramic gasket body 1 and the upper gasket 2 are arranged as round corners with a radius of 0.5-1mm, so that in the carding-in process of the ceramic gasket body 1 and the upper gasket 2, the edges of the ceramic gasket body 1 and the upper gasket 2 are not easy to scratch the surface of the mounting part, at the same time, the hindrance caused by the collision of the sharp edges and the edges of the card slot can be reduced, so that the carding-in process is more smooth.

[0029] REFERENCE Figures 1-4, the surface of the ceramic gasket body 1 and the upper gasket 2 is sprayed with a ceramic coating 8, the material of the ceramic coating 8 is an alumina coating, which has high hardness, high wear resistance and good corrosion resistance, and its hardness is higher, when the ceramic gasket body 1 and the upper gasket 2 contact with other parts, it can reduce wear and prolong the service life of the gasket.

[0030] With reference to Figures 1-4 , the material of the ceramic gasket body 1 and the upper gasket 2 is silicon nitride ceramic, which has the characteristics of low density and high strength, and is light in weight, at the same time, it has good wear resistance and self-lubricating property, and a thin silicon nitride lubricating film will be formed on its surface during friction, which can reduce friction and wear and improve the service life of mechanical parts.

[0031] With reference to Figure 2 , the material of the sponge column 6 is polyurethane, which has good elasticity and toughness, and can make the ceramic gasket body 1 and the upper gasket 2 more stable after being clamped in under the action of its elastic force.

[0032] The implementation principle of the ceramic gasket embodiment of the application is:

[0033] Before clamping, press the upper gasket 2 to make the plug plate 7 inserted into the groove 5, thereby reducing the overall thickness of the gasket, after clamping, release the gasket, under the elastic force of the sponge column 6, the ceramic gasket body 1 and the upper gasket 2 are respectively abutted against the inner walls of the two sides of the clamping groove, thereby improving the stability and adaptability, in addition, through the threaded connection of the bolts in the upper mounting hole 3 and the lower mounting hole 4, the stability of the clamping of the ceramic gasket body 1 and the upper gasket 2 can be improved.

[0034] The above embodiments are only used to illustrate the technical solutions of the application, but not to limit them; although the application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that they can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the application.

Claims

1. A ceramic gasket for easy insertion, comprising a ceramic gasket body (1), characterized in that: The upper surface of the ceramic gasket body (1) is provided with a groove (5), the surface of the groove (5) is provided with a sponge column (6) at four corners, the upper end of the sponge column (6) is provided with an insertion plate (7) corresponding to the groove (5), and the upper end of the insertion plate (7) is provided with an upper gasket (2) corresponding to the ceramic gasket body (1).

2. A convenient-to-insert ceramic gasket as set forth in claim 1, characterized by: The inside of the upper gasket (2) is provided with a plurality of upper mounting holes (3), and the inside of the ceramic gasket body (1) is provided with lower mounting holes (4) corresponding to the upper mounting holes (3).

3. A convenient-to-insert ceramic gasket as defined in claim 1, wherein: The four corners of the ceramic gasket body (1) and the upper gasket (2) are provided with a radius of 0.5-1mm fillet.

4. A convenient-to-insert ceramic gasket as defined in claim 1, wherein: The surface of the ceramic gasket body (1) and the upper gasket (2) is sprayed with a ceramic coating (8), and the material of the ceramic coating (8) is an alumina coating.

5. A convenient-to-insert ceramic gasket as defined in claim 1, wherein: The material of the ceramic gasket body (1) and the upper gasket (2) is silicon nitride ceramic.

6. A convenient-to-insert ceramic gasket as defined in claim 1, wherein: The material of the sponge column (6) is polyurethane.

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