CN202531696U - Piston component - Google Patents
Piston component Download PDFInfo
- Publication number
- CN202531696U CN202531696U CN2012202131174U CN201220213117U CN202531696U CN 202531696 U CN202531696 U CN 202531696U CN 2012202131174 U CN2012202131174 U CN 2012202131174U CN 201220213117 U CN201220213117 U CN 201220213117U CN 202531696 U CN202531696 U CN 202531696U
- Authority
- CN
- China
- Prior art keywords
- groove
- piston
- seal ring
- hole
- guide sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 210000003205 muscle Anatomy 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 2
- 230000000386 athletic effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
Images
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- Pistons, Piston Rings, And Cylinders (AREA)
Abstract
The utility model relates to the technical field of brake chambers of vehicle fittings, in particular to a piston component. The piston component comprises a piston and a piston rod, wherein a through hole is arranged on the center of the piston, the piston rod is arranged in the through hole, a first groove and a second groove are arranged on the outer wall of the piston, a seal ring is arranged in the first groove, a guide sleeve is arranged in the second groove, a first raised rib is arranged on the left side of the first groove, and a second raised rib is arranged on the right side of the second groove. The piston component is simple in structure and excellent in tightness.
Description
Technical field
The utility model relates to the brake chamber technical field of auto parts machinery, specifically piston assembly.
Background technique
Piston assembly in the existing in the market brake chamber generally comprises piston, piston rod and a rubber parts that is used to seal; Said rubber parts plays sealing on the one hand; Play guiding on the other hand, parts will be taken into account the effect of two aspects, relatively can be more difficult; Also corresponding to the requirement of rubber parts than higher, and to piston the athletic meeting in cylinder body receives certain influence.
The model utility content
The utility model provides a kind of piston assembly of simple in structure, good airproof performance.
The utility model is realized through following technical proposals:
Piston assembly comprises piston and piston rod, and said centre place is provided with through hole; Said piston rod is located in the said through hole; Said piston outer wall is provided with first groove and second groove, is provided with seal ring in said first groove, is provided with guide sleeve in said second groove; Said first groove left side is provided with the first prominent muscle, and the said second groove right side is provided with the second prominent muscle.
The cross section of said seal ring is " Y " type.
Said seal ring and guide sleeve all adopt rubber to process.
The beneficial effect that the utility model brought is:
In the utility model, said piston assembly comprises piston and piston rod, and said piston is provided with seal ring and guide sleeve; Said seal ring plays the effect of sealing, and said guide sleeve plays the effect of guiding, and both divide the work clearly; And be located at respectively in first groove and second groove; Make the motion of piston in cylinder body smooth more, better tightness has improved performance of products.
Description of drawings
Below in conjunction with accompanying drawing the utility model is done further explain.
Fig. 1 is the structural representation of the said piston assembly of the utility model.
The label that component names is corresponding among the figure is following.
1, piston; 2, piston rod; 3, through hole; 4, first groove; 5 second grooves; 6, seal ring; 7, guide sleeve; 8, the first prominent muscle; 9, the second prominent muscle.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is done further to detail:
As the embodiment of the said piston assembly of the utility model, as shown in Figure 1, comprise piston 1 and piston rod 2; Said piston 1 center is provided with through hole 3, and said piston rod 2 is located in the said through hole 3, and said piston 1 outer wall is provided with first groove 4 and second groove 5; Be provided with seal ring 6 in said first groove 4; Be provided with guide sleeve 7 in said second groove 5, said first groove 4 left sides are provided with the first prominent muscle 8, and said second groove 5 right sides are provided with the second prominent muscle 9.
In the present embodiment, the cross section of said seal ring 6 is " Y " type.
In the present embodiment, said seal ring 6 all adopts rubber to process with guide sleeve 7.
Claims (3)
1. piston assembly is characterized in that comprising piston and piston rod, and said centre place is provided with through hole; Said piston rod is located in the said through hole; Said piston outer wall is provided with first groove and second groove, is provided with seal ring in said first groove, is provided with guide sleeve in said second groove; Said first groove left side is provided with the first prominent muscle, and the said second groove right side is provided with the second prominent muscle.
2. piston assembly as claimed in claim 1, the type that it is characterized in that the cross section of said seal ring is " Y ".
3. piston assembly as claimed in claim 2 is characterized in that said seal ring and guide sleeve all adopt rubber to process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202131174U CN202531696U (en) | 2012-05-14 | 2012-05-14 | Piston component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202131174U CN202531696U (en) | 2012-05-14 | 2012-05-14 | Piston component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202531696U true CN202531696U (en) | 2012-11-14 |
Family
ID=47132884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012202131174U Expired - Fee Related CN202531696U (en) | 2012-05-14 | 2012-05-14 | Piston component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202531696U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104214254A (en) * | 2014-08-28 | 2014-12-17 | 南车眉山车辆有限公司 | Brake cylinder piston assembly for railway vehicle |
| CN109854647A (en) * | 2019-01-29 | 2019-06-07 | 嘉兴盛鼎机械有限公司 | A new type of release disc assembly |
-
2012
- 2012-05-14 CN CN2012202131174U patent/CN202531696U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104214254A (en) * | 2014-08-28 | 2014-12-17 | 南车眉山车辆有限公司 | Brake cylinder piston assembly for railway vehicle |
| CN109854647A (en) * | 2019-01-29 | 2019-06-07 | 嘉兴盛鼎机械有限公司 | A new type of release disc assembly |
| CN109854647B (en) * | 2019-01-29 | 2023-08-18 | 嘉兴盛鼎机械有限公司 | Novel release disc assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121114 Termination date: 20150514 |
|
| EXPY | Termination of patent right or utility model |