CN112832921A - High-performance leak-proof cylinder gasket - Google Patents
High-performance leak-proof cylinder gasket Download PDFInfo
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- CN112832921A CN112832921A CN202110211607.4A CN202110211607A CN112832921A CN 112832921 A CN112832921 A CN 112832921A CN 202110211607 A CN202110211607 A CN 202110211607A CN 112832921 A CN112832921 A CN 112832921A
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- gasket
- steel
- gasket body
- steel gasket
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F11/00—Arrangements of sealings in combustion engines
- F02F11/002—Arrangements of sealings in combustion engines involving cylinder heads
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Gasket Seals (AREA)
Abstract
The utility model relates to a high performance leak protection cylinder gasket relates to the technical field of engine spare part, and it includes the steel gasket body, the steel gasket body passes through stamping process along the length direction of steel gasket body and forms a plurality of combustion chamber holes, the both sides of steel gasket body are provided with the elastic layer in sealed water hole, oilhole, all sides punching press in combustion chamber hole forms a plurality of kink that lie in steel gasket body with one side on the steel gasket body, the stromatolite protective shroud of turning over the form is formed through the punching press in the combustion chamber hole department of steel gasket body, be provided with the packing ring between steel gasket body and the stromatolite protective shroud, the packing ring is the pad body of making by steel material. This application is through using the steel gasket body as major structure, improves cylinder gasket's structural strength and reduces the cost input.
Description
Technical Field
The application relates to the technical field of engine parts, in particular to a high-performance leakproof cylinder gasket.
Background
The cylinder gasket is positioned between the cylinder cover and the cylinder body, and has the functions of filling up microscopic pores between the cylinder body and the cylinder cover and ensuring good sealing performance at a joint surface, thereby ensuring the sealing of a combustion chamber and preventing the air leakage of the cylinder and the water leakage of a water jacket.
The traditional cylinder gasket is formed by compounding two metal gaskets with an asbestos plate sandwiched between the two metal gaskets or two layers of asbestos plates with a metal punching plate sandwiched between the two layers of asbestos plates.
With the continuous strengthening of internal combustion engines, the thermal load and the mechanical load are continuously increased, the sealing performance of the cylinder gasket is more and more important, and the inventor considers that the defect of low structural strength of the cylinder gasket exists in the related art.
Disclosure of Invention
In order to improve the structural strength of cylinder gasket and reduce the cost, the application provides a high performance leak protection cylinder gasket.
The application provides a high performance leak protection cylinder gasket adopts following technical scheme:
the utility model provides a high performance leak protection cylinder gasket, includes the steel gasket body, the steel gasket body passes through the stamping process along the length direction of steel gasket body and forms a plurality of combustion chamber holes, the both sides of steel gasket body are provided with the elastic layer in sealed water hole, oilhole, the week side punching press in combustion chamber hole on the steel gasket body forms a plurality of kink that lie in steel gasket body with one side, the combustion chamber hole department of steel gasket body forms the stromatolite protective shroud of turning over the form through the punching press, be provided with the packing ring between steel gasket body and the stromatolite protective shroud.
Through adopting above-mentioned technical scheme, the steel gasket body has formed the kink at combustion chamber hole periphery through punching press, and the steel gasket body forms the stromatolite protective shroud that turns over at combustion chamber hole department through the punching press, guarantees to be located combustion chamber hole both sides part and all in the whole planar both sides of steel gasket body, is favorable to the sealing of steel gasket body, and the structural strength of cylinder gasket has been guaranteed to the structure of steel gasket body, has reduced the cost simultaneously.
Preferably, the gasket is a pad body made of a steel material.
By adopting the technical scheme, the gasket made of the steel material is not easy to damage and has certain deformation.
Preferably, the gasket is formed into a folded-over multi-layer cushion body by stamping.
By adopting the technical scheme, the folded multilayer cushion body is formed by stamping the steel plates, so that the gasket is favorable for further reducing the cost and reducing the generation of waste materials.
Preferably, the gasket is a corrugated gasket body which is diffused outwards from the center of the gasket.
By adopting the technical scheme, the corrugated cushion body ensures the elastic deformation capacity of the cushion ring, reduces the material consumption and saves the cost.
Preferably, the thickness of the steel gasket body is 1.5-2.0mm, and the thickness of the gasket is 5.0-6.0 mm.
By adopting the technical scheme, the thickness of the steel gasket body is convenient for stamping while the structural strength of the steel gasket body is ensured; the thickness of packing ring cooperates the steel gasket body to ensure the stable sealed effect of cylinder gasket.
Preferably, the elastic layer is a rubber layer made of a rubber material.
Through adopting above-mentioned technical scheme, the elastic layer that rubber material made has elasticity, can guarantee the leakproofness after taking place elastic deformation.
Preferably, the middle part of the rubber layer is higher than the two sides of the rubber layer.
Through adopting above-mentioned technical scheme, the in-process of fixed cylinder gasket, the middle part on rubber layer plays sealed in advance, takes place elastic deformation back to carry out the increment to the both sides on rubber layer, and then, the both sides on rubber layer play sealed effect again, thereby ensure the effective seal on rubber layer.
Preferably, a plurality of connecting holes arranged along the track of the rubber layer are formed in the steel gasket body, and the rubber layer is integrally connected through the connecting holes.
Through adopting above-mentioned technical scheme, the rubber layer of steel gasket body both sides is at the in-process of moulding plastics, and rubber passes through the connecting hole for the rubber layer of both sides is structure as an organic whole, and then when the rubber layer part takes place to break away from with the steel gasket body, under the effect on opposite side rubber layer, makes the rubber layer tightly laminate on the steel gasket body, guarantees the effective of cylinder gasket and seals.
Preferably, the steel gasket body is formed with a plurality of pressing sheets folded and pressed against the rubber layer by punching.
Through adopting above-mentioned technical scheme, the preforming is established rubber layer, further strengthens being connected of steel gasket body and rubber layer, effectively avoids rubber layer and steel gasket body to break away from.
Preferably, the edge of the steel gasket body is formed with a turnover-shaped turnover plate through stamping.
Through adopting above-mentioned technical scheme, turn over the board and to the edge thickening of steel gasket body, when its fixed cylinder gasket of being convenient for, guarantee the extension nature of cylinder gasket.
In summary, the present application includes at least one of the following beneficial technical effects:
the bending part of the steel gasket body and the laminated guard ring are formed, so that the parts, which are positioned at two sides of the combustion chamber hole, are positioned at two sides of the integral plane of the steel gasket body, the sealing of the steel gasket body is facilitated, the structural strength of the cylinder gasket is ensured by the structure of the steel gasket body, and the cost is reduced;
the folded multi-layer cushion body is formed by stamping the steel plates, and the gasket is favorable for further reducing the cost and reducing the generation of waste materials;
the corrugated cushion body ensures the elastic deformation capacity of the cushion ring, reduces the usage amount of materials and saves the cost;
rubber passes through the connecting hole for the rubber layer of both sides is structure as an organic whole, and when the rubber layer part took place to break away from with the steel gasket body, under the effect on opposite side rubber layer, makes the rubber layer tightly laminate on the steel gasket body, guarantees the effective sealing of cylinder gasket.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present application;
FIG. 2 is a schematic structural view of a steel shim body according to the present application;
FIG. 3 is a schematic cross-sectional view of an elastic layer in an embodiment of the present application;
FIG. 4 is a schematic cross-sectional view of a laminated gasket in an embodiment of the present application;
fig. 5 is a schematic cross-sectional view of a corrugated gasket in an embodiment of the present application.
Description of reference numerals: 1. a steel gasket body; 11. a combustion chamber bore; 12. a bending section; 13. a laminated guard ring; 14. connecting holes; 15. tabletting; 2. an elastic layer; 3. a gasket; 4. and (4) turning over the plate.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses high performance leak protection cylinder gasket. As shown in fig. 1, the high-performance anti-leakage cylinder gasket comprises a steel gasket body, the steel gasket body forms a plurality of circular combustion chamber holes 11 along the length direction of the steel gasket body through a stamping process, the combustion chamber holes 11 are uniformly distributed, and water holes and oil holes are formed in two sides of the steel gasket body through the stamping process. The steel gasket body is provided with a gasket 3 for sealing the combustion chamber hole 11, and two sides of the steel gasket body are provided with elastic layers 2 for sealing the water hole and the oil hole.
As shown in fig. 1 and 2, a folded-over laminated retainer 13 is formed by pressing in a combustion chamber hole 11 of a steel gasket body, a gasket 3 is positioned between the steel gasket body and the laminated retainer 13, and the gasket 3 and the laminated retainer 13 are coaxially provided. The arrangement of the laminated guard ring 13 reduces the processing difficulty of the cylinder gasket and reduces the cost for producing the cylinder gasket. The structural strength of the cylinder gasket is guaranteed by the structure of the steel gasket body.
As shown in fig. 2, in order to facilitate the installation of the cylinder head gasket, a bent portion 12 located on the same side of the steel gasket body is formed on the periphery of the combustion chamber hole 11 in a stamping manner on the steel gasket body, and after the gasket 3 is located between the steel gasket body and the laminated retainer 13 in a stamping manner, the two side portions of the combustion chamber hole 11 are both located on two sides of the whole plane of the steel gasket body, which is beneficial to the sealing of the steel gasket body.
As shown in fig. 1 and 2, a plurality of connection holes 14 are formed through the surface of the steel gasket body along the track of the rubber layers, and the two rubber layers are integrally connected through the connection holes 14. The rubber layer of steel gasket body both sides is at the in-process of moulding plastics, and rubber passes through connecting hole 14 for the rubber layer of both sides is structure as an organic whole, and then when the rubber layer part takes place to break away from with the steel gasket body, under the effect on opposite side rubber layer, makes the rubber layer tightly laminate on the steel gasket body, guarantees the effective sealing of cylinder gasket.
As shown in fig. 3, in the present embodiment, the elastic layer 2 is a rubber layer made of rubber, and the rubber has elasticity, and can ensure the sealing performance after elastic deformation. The middle part of the rubber layer is higher than the two sides of the rubber layer. In the process of fixing the cylinder gasket, the middle part of the rubber layer is sealed in advance, after elastic deformation occurs, the rubber layer is increased to the two sides of the rubber layer, and then the two sides of the rubber layer play a role in sealing, so that effective sealing of the rubber layer is ensured.
As shown in fig. 2, the steel gasket body is integrally formed with a pressing sheet 15, the pressing sheet 15 is connected to the inner wall of the water hole, and the pressing sheet 15 is folded by punching to press the rubber layer. The pressing sheet 15 is laminated on the rubber layer, so that the connection between the steel gasket body and the rubber layer is further enhanced, and the separation between the rubber layer and the steel gasket body is effectively avoided.
As shown in fig. 2, the edge of the steel gasket body is formed with a plurality of folded flaps 4 by punching, and the flaps 4 are distributed on each side edge of the steel gasket body. Turn over board 4 and thicken the edge of steel gasket body, when being convenient for fixed cylinder head gasket, guarantee the extension nature of cylinder head gasket.
In this embodiment, the thickness of the steel gasket body is 1.5-2.0mm, and the thickness of the gasket 3 is 5.0-6.0 mm. The thickness of the steel gasket body ensures the structural strength and is convenient for stamping; the thickness of packing ring 3 cooperates the steel gasket body to ensure the stable sealed effect of cylinder gasket. Specifically, the gasket 3 is a pad made of a steel material. The washer 3 made of steel material is not easy to be damaged and has a certain deformation amount.
As shown in fig. 4, the gasket 3 is formed into a folded-over multi-layer cushion body by punching. The steel plate is folded by two times of punching to form a three-layer cushion body, and the gasket 3 is favorable for further reducing the cost and reducing the generation of waste materials.
In addition, the gasket 3 may be a pad body having another structure. As shown in fig. 5, the gasket 3 may be a corrugated pad body that spreads outward from the center of the gasket 3. The corrugated cushion body ensures the elastic deformation capacity of the gasket 3, reduces the material consumption and saves the cost.
The implementation principle of the high-performance leak-proof cylinder gasket of the embodiment of the application is as follows:
stamping a stainless steel plate with the thickness of 1.5-2.0mm to form a steel gasket body, stamping a bent part 12 on the steel gasket body, stamping a combustion chamber hole 11 of the steel gasket body to form a cylindrical structure, sleeving a gasket 3 on the cylindrical structure, and forming a laminated retainer 13 on the cylindrical structure by a stamping process. And then, pouring rubber on two sides of the steel gasket body to form a rubber layer for sealing, and stamping the pressing sheet 15 and the turning plate 4 to form a turnover structure. This application improves structural strength through adopting the steel gasket body, adopts stamping process to come reduction in production cost and waste material volume, reduces the production degree of difficulty of cylinder gasket, the rubber layer of a body structure for the rubber layer tightly laminates on the steel gasket body.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. The utility model provides a high performance leak protection cylinder gasket, includes steel gasket body (1), a plurality of combustion chamber holes (11) are formed through stamping process along the length direction of steel gasket body (1) in steel gasket body (1), the both sides of steel gasket body (1) are provided with elastic layer (2) of sealed water hole, oilhole, its characterized in that: the utility model discloses a combustion chamber, including steel gasket body (1), the lateral punching press of combustion chamber hole (11) forms a plurality of kink (12) that lie in same one side of steel gasket body (1) on steel gasket body (1), the lamination protective shroud (13) of turning over the form is formed through the punching press in combustion chamber hole (11) department of steel gasket body (1), be provided with packing ring (3) between steel gasket body (1) and lamination protective shroud (13).
2. The high performance leak-proof gasket of claim 1, wherein: the gasket (3) is a pad body made of steel materials.
3. The high performance leak-proof gasket of claim 2, wherein: the gasket (3) is formed into a folded multi-layer cushion body by stamping.
4. The high performance leak-proof gasket of claim 2, wherein: the gasket (3) is a corrugated gasket body which is diffused outwards from the circle center of the gasket (3).
5. The high performance leak-proof gasket of claims 1-4, wherein: the thickness of the steel gasket body (1) is 1.5-2.0mm, and the thickness of the gasket (3) is 5.0-6.0 mm.
6. The high performance leak-proof gasket of claim 1, wherein: the elastic layer (2) is a rubber layer made of rubber materials.
7. The high performance leak-proof gasket as defined in claim 6, wherein: the middle part of the rubber layer is higher than the two sides of the rubber layer.
8. The high performance leak-proof gasket as defined in claim 7, wherein: a plurality of connecting holes (14) arranged along the track of the rubber layer are formed in the steel gasket body (1), and the rubber layer is integrally connected through the connecting holes (14).
9. The high performance leak-proof cylinder head gasket of claim 8, wherein: and a plurality of pressing sheets (15) which are folded and press the rubber layer are formed on the steel gasket body (1) through punching.
10. The high performance leak-proof gasket of claim 1, wherein: the edge of the steel gasket body (1) is formed with a turnover plate (4) in a turnover shape through punching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110211607.4A CN112832921A (en) | 2021-02-25 | 2021-02-25 | High-performance leak-proof cylinder gasket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110211607.4A CN112832921A (en) | 2021-02-25 | 2021-02-25 | High-performance leak-proof cylinder gasket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112832921A true CN112832921A (en) | 2021-05-25 |
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ID=75933607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110211607.4A Pending CN112832921A (en) | 2021-02-25 | 2021-02-25 | High-performance leak-proof cylinder gasket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112832921A (en) |
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2021
- 2021-02-25 CN CN202110211607.4A patent/CN112832921A/en active Pending
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