CN221299429U - Cylinder with double-sided sealing structure - Google Patents
Cylinder with double-sided sealing structure Download PDFInfo
- Publication number
- CN221299429U CN221299429U CN202323179542.3U CN202323179542U CN221299429U CN 221299429 U CN221299429 U CN 221299429U CN 202323179542 U CN202323179542 U CN 202323179542U CN 221299429 U CN221299429 U CN 221299429U
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- Prior art keywords
- cylinder
- valve plate
- reverse
- positive
- sealing
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- 238000007789 sealing Methods 0.000 title claims abstract description 71
- 230000006835 compression Effects 0.000 claims abstract description 8
- 238000007906 compression Methods 0.000 claims abstract description 8
- 238000009423 ventilation Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 8
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a cylinder with a double-sided sealing structure, which comprises a cylinder body, a piston, a valve plate and a cylinder cover, wherein the piston is positioned in the cylinder body, the valve plate is connected with the cylinder body, the cylinder cover is connected with the valve plate, an air inlet cavity and a compression cavity are formed between the valve plate and the cylinder cover, the valve plate comprises a positive installation plane in contact with the cylinder cover and a reverse installation plane in contact with the cylinder body, a positive sealing groove is formed in the positive installation plane, a positive sealing ring is installed in the positive sealing groove, the positive sealing ring is in contact with the cylinder cover, a reverse sealing groove is formed in the reverse installation plane, and a reverse sealing ring is installed in the reverse sealing groove and is in contact with the cylinder body. The sealing grooves and the sealing rings are arranged on the front surface and the back surface of the valve plate, so that the assembly speed of the valve plate, the cylinder cover and the cylinder body can be improved, the sealing effect among the valve plate, the cylinder cover and the cylinder body can be improved, and the product quality of the valve plate is ensured.
Description
Technical Field
The utility model relates to an assembly of an air compressor, in particular to a cylinder with a double-sided sealing structure.
Background
The air compressor in the prior art is air source equipment for compressing air, and when the air compressor works, the air cylinder periodically sucks outside air into the air cylinder, and then the air in the air cylinder is compressed through the piston, so that high-pressure air is provided outwards. The cylinder in the air compressor generally comprises a cylinder cover, a valve plate, a cylinder body, a piston and other structures, wherein the valve plate is respectively connected with the cylinder cover and the cylinder body to form a sealing connection structure. How to solve the sealing connection between the valve plate and the cylinder cover and the cylinder body and become the difficulty of the prior art, the poor sealing performance easily causes air leakage, and the power of the cylinder is influenced.
Disclosure of utility model
The utility model aims to solve the technical problems of overcoming the defects of the prior art and providing the air cylinder which has good sealing effect and is convenient to connect and is used in the air compressor.
The cylinder with the double-sided sealing structure comprises a cylinder body, a piston, a valve plate and a cylinder cover, wherein the piston is positioned in the cylinder body, the valve plate is connected with the cylinder body, the cylinder cover is connected with the valve plate, an air inlet cavity and a compression cavity are formed between the valve plate and the cylinder cover, the valve plate comprises a positive installation plane in contact with the cylinder cover and a reverse installation plane in contact with the cylinder body, a positive sealing groove is formed in the positive installation plane, a positive sealing ring is installed in the positive sealing groove, the positive sealing ring is in contact with the cylinder cover, a reverse sealing groove is formed in the reverse installation plane, and a reverse sealing ring is installed in the reverse sealing groove and is in contact with the cylinder body.
The cylinder with the double-sided sealing structure provided by the utility model also has the following auxiliary technical characteristics:
Further included is that the positive seal groove and the positive seal ring divide the positive mounting plane into the intake chamber and the compression chamber.
Further included is that the shape of the reverse sealing groove and the reverse sealing ring is the same as the cross-sectional shape of the cylinder.
Further included is that the positive seal groove has a width of 1mm to 3mm and a depth of 1mm to 2mm.
Further included is a reverse seal groove having a width of 2mm to 4mm and a depth of 1mm to 3mm.
Further included is that the perimeter of the valve plate is provided with a plurality of vent slots.
The ventilation groove is of a through hole structure which is communicated with the upper part and the lower part.
Compared with the prior art, the cylinder with the double-sided sealing structure has the following advantages: the sealing grooves and the sealing rings are arranged on the front surface and the back surface of the valve plate, so that the assembly speed of the valve plate, the cylinder cover and the cylinder body can be improved, the sealing effect among the valve plate, the cylinder cover and the cylinder body can be improved, and the product quality of the valve plate is ensured.
Drawings
Fig. 1 is a front view of a valve plate in the present utility model.
Fig. 2 is a rear view of fig. 1.
Fig. 3 is a perspective view of fig. 1.
Fig. 4 is a perspective view of fig. 2.
Fig. 5 is an exploded perspective view of the present utility model.
Fig. 6 is a cross-sectional view of the present utility model.
Detailed Description
For clarity of explanation of the aspects of the present utility model, preferred embodiments are given below in detail with reference to the accompanying drawings. The following description is merely exemplary in nature and is not intended to limit the application or uses of the present disclosure. It should be understood that throughout the drawings, corresponding reference numerals indicate like or corresponding parts and features.
As shown in fig. 1 to 6, the cylinder with the double-sided sealing structure provided by the utility model comprises a cylinder body 1, a piston 2 positioned in the cylinder body 1, a valve plate 3 connected with the cylinder body 1 and a cylinder cover 4 connected with the valve plate 3, wherein an air inlet cavity and a compression cavity are formed between the valve plate 3 and the cylinder cover 4, the valve plate 3 comprises a front mounting plane 31 contacted with the cylinder cover 4 and a reverse mounting plane 32 contacted with the cylinder body 1, a front sealing groove 33 is arranged on the front mounting plane 31, a front sealing ring 5 is arranged in the front sealing groove 33, the front sealing ring 5 is in contact with the cylinder cover 4, a reverse sealing groove 34 is arranged on the reverse mounting plane 32, a reverse sealing ring 6 is arranged in the reverse sealing groove 34, and the reverse sealing ring 6 is in contact with the cylinder body 1. The cylinder structure in the utility model can adopt the mature prior art, and the specific structure and working principle of the cylinder structure are not repeated here. The utility model is mainly improved in that the front and back sides of the valve plate 3 are respectively provided with the front sealing groove 33 and the back sealing groove 34, the front sealing ring 5 is arranged in the front sealing groove 33, the back sealing ring 6 is arranged in the back sealing groove 34, and the sealing components are arranged on the front and back sides of the valve plate 3, so that the assembly speed of the cylinder can be improved, and the production efficiency can be improved. In addition, the valve plate 3, the cylinder cover 4 and the cylinder body 1 are connected together, so that the sealing effect is better, and the quality of products is improved.
Referring to fig. 1 to 6, in the above embodiment of the present utility model, it is further included that the positive seal groove 33 and the positive seal ring 5 divide the positive mounting plane 31 into the intake chamber and the compression chamber. The shape structure of the positive seal ring 5 is the same as that of the positive seal groove 33, and the positive seal ring 5 adopts an integral structure, so that the sealing effect can be further improved. The structure is simpler by the sealing assembly forming the air inlet cavity and the compression cavity. The shape of the positive seal groove 33 and the positive seal ring 5 in this embodiment is a zigzag structure.
Referring to fig. 1 to 6, in the above-described embodiment of the present utility model, it is further included that the shape of the reverse seal groove 34 and the reverse seal ring 6 is the same as the sectional shape of the cylinder 1. The shape of the reverse sealing groove 34 and the reverse sealing ring 6 in the present embodiment is circular, the cross-sectional shape of the cylinder 1 is also circular, and the end of the cylinder 1 abuts against the reverse sealing ring 6. The sealing effect of the two is better, so that the two are not easy to leak.
Referring to fig. 1 to 6, in the above-described embodiment of the present utility model, the positive seal groove 33 has a width of 1mm to 3mm and a depth of 1mm to 2mm. The width in this example is 2mm and the depth is 1.5mm. The reverse seal groove 34 has a width of 2mm to 4mm and a depth of 1mm to 3mm. The width of this example was 3mm and the depth was 2mm. The above-mentioned size can be better fixed positive sealing washer 5 with the back sealing washer 6 makes it can not take place the displacement, improves sealed effect.
Referring to fig. 1 to 6, in the above-described embodiment of the present utility model, it is further included that the periphery of the valve plate 3 is provided with a plurality of ventilation grooves 7. The ventilation groove 7 is of a through hole structure which is communicated with the upper part and the lower part. The ventilation groove 7 in the utility model is of a through hole structure, the upper side and the lower side are respectively provided with two ventilation grooves 7, the left side and the right side are respectively provided with two large ventilation grooves and one small ventilation groove, and the left side and the right side are further provided with radiating fins 71 on the outer walls of the ventilation grooves, so that the radiating effect is improved.
In summary, the foregoing is provided merely for illustrating the principles of the present utility model and is not intended to limit the scope of the utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. The utility model provides a cylinder with two-sided seal structure, includes the cylinder body, is located piston in the cylinder body, with the valve plate that the cylinder body is connected and with the cylinder head that the valve plate is connected, valve plate with form air inlet chamber and compression chamber between the cylinder head, its characterized in that: the valve plate includes with the positive mounting plane that the cylinder head contacted and with the reverse mounting plane that the cylinder body contacted, be provided with positive seal slot on the positive mounting plane, install the positive sealing washer in the positive seal slot, the positive sealing washer with the cylinder head is inconsistent, be provided with reverse seal slot on the reverse mounting plane, install the reverse sealing washer in the reverse seal slot, the reverse sealing washer with the cylinder body is inconsistent.
2. A cylinder having a double-sided sealing structure as defined in claim 1, wherein: the positive seal groove and the positive seal ring divide the positive mounting plane into the air inlet cavity and the compression cavity.
3. A cylinder having a double-sided sealing structure as defined in claim 1, wherein: the shape of the reverse sealing groove and the reverse sealing ring is the same as the section shape of the cylinder body.
4. A cylinder having a double-sided sealing structure as defined in claim 1, wherein: the width of the positive seal groove is 1mm to 3mm, and the depth is 1mm to 2mm.
5. A cylinder having a double-sided sealing structure as defined in claim 1, wherein: the width of the reverse sealing groove is 2mm to 4mm, and the depth is 1mm to 3mm.
6. A cylinder having a double-sided sealing structure as defined in claim 1, wherein: the periphery of the valve plate is provided with a plurality of ventilation grooves.
7. A cylinder having a double-sided sealing structure as defined in claim 6, wherein: the ventilation groove is of a through hole structure which is communicated with each other from top to bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323179542.3U CN221299429U (en) | 2023-11-23 | 2023-11-23 | Cylinder with double-sided sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323179542.3U CN221299429U (en) | 2023-11-23 | 2023-11-23 | Cylinder with double-sided sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221299429U true CN221299429U (en) | 2024-07-09 |
Family
ID=91746967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323179542.3U Active CN221299429U (en) | 2023-11-23 | 2023-11-23 | Cylinder with double-sided sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221299429U (en) |
-
2023
- 2023-11-23 CN CN202323179542.3U patent/CN221299429U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |