CN204647062U - Clutch power-assisted pump pump shell structure - Google Patents
Clutch power-assisted pump pump shell structure Download PDFInfo
- Publication number
- CN204647062U CN204647062U CN201520323633.6U CN201520323633U CN204647062U CN 204647062 U CN204647062 U CN 204647062U CN 201520323633 U CN201520323633 U CN 201520323633U CN 204647062 U CN204647062 U CN 204647062U
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- China
- Prior art keywords
- filler opening
- piston
- clutch power
- shell structure
- cylinder
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- 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
- 239000000945 filler Substances 0.000 claims abstract description 66
- 238000007789 sealing Methods 0.000 claims abstract description 45
- 239000000446 fuel Substances 0.000 claims abstract description 24
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
The utility model relates to clutch power-assisted pump.A kind of clutch power-assisted pump pump shell structure, comprise housing, housing is provided with filler opening, filler opening is connected with fuel inlet fitting, fuel inlet fitting and filler opening are sealed connected together by filler opening seal ring, the inner peripheral surface of filler opening seal ring is provided with the ring-like interior sealing lip that at least twice extend along filler opening circumference, deformation groove in being formed between adjacent interior sealing lip, interior sealing lip is connected to together with the outer circumferential face sealing of fuel inlet fitting, the outer circumferential face of filler opening seal ring is provided with the ring-like outer seal lip that at least twice extend along filler opening circumference, outer deformation groove is formed between adjacent outer seal lip, outer seal lip is connected to together with the side face sealing of filler opening.The utility model provides the clutch power-assisted pump pump shell structure of a kind of fuel inlet fitting with the good airproof performance between filler opening, and Leakage easily appears poor sealing and in the filler opening place solving existing clutch power-assisted pump.
Description
Technical field
The utility model relates to clutch power-assisted pump, particularly relates to a kind of clutch power-assisted pump pump shell structure.
Background technique
In order to alleviate the labor intensity of driver, in automobile, usually can adopt clutch power-assisted pump, by the power-assisted of boost pump, effectively can reduce the labor intensity of each stepping on clutch master cylinder of driver.China Patent No. be 2011204061716, authorized announcement date be July 4 in 2012 day, be called the clutch power-assisted pump disclosing a kind of existing structure in the patent documentation of " a kind of novel clutch power-assisted pump equalizing piston assembly ".Clutch power-assisted pump comprises pump case, and pump case is provided with filler opening, oil outlet and relief opening.
Easily there is the phenomenon of poor sealing and leakage of oil in the filler opening place of existing clutch power-assisted pump pump case.
Model utility content
The utility model provides the clutch power-assisted pump pump shell structure of a kind of fuel inlet fitting with the good airproof performance between filler opening, and Leakage easily appears poor sealing and in the filler opening place solving existing clutch power-assisted pump.
Above technical problem is solved by following technical proposal: a kind of clutch power-assisted pump pump shell structure, comprise housing, described housing is provided with filler opening, described filler opening is connected with fuel inlet fitting, described fuel inlet fitting and filler opening are sealed connected together by filler opening seal ring, the inner peripheral surface of described filler opening seal ring is provided with the ring-like interior sealing lip that at least twice extend along filler opening circumference, deformation groove in being formed between adjacent interior sealing lip, described interior sealing lip is connected to together with the outer circumferential face sealing of described fuel inlet fitting, the outer circumferential face of described filler opening seal ring is provided with the ring-like outer seal lip that at least twice extend along filler opening circumference, outer deformation groove is formed between adjacent outer seal lip, described outer seal lip is connected to together with the side face sealing of described filler opening.The filler opening seal ring all by arranging inner and outer circumferential surfaces with multiple sealing lips carries out sealing and arranges deformation groove between seal ring, make to reduce the width dimensions of sealing lip, make every one sealing lip fully to produce deformation and to be sealed connected together with corresponding component, can ensure that again filler opening seal ring can bear the power of larger destruction sealing effect, thus the reliable sealing achieved between fuel inlet fitting and filler opening, laborsaving convenience during assembling.
As preferably, described filler opening is provided with in-flanges, and the outer circumferential face of described filler opening seal ring is provided with annular slot, and described in-flanges is stuck in described draw-in groove.Effectively can prevent filler opening seal ring from skidding off from filler opening, improve sealing reliability.
As preferably, the outer side wall of described draw-in groove stretches out formation seal ring, and described fuel inlet fitting is provided with annular first flanging, and described first flanging is linked together by the end face seal of described seal ring with described filler opening.Filler opening can be improved further with the sealing reliability between fuel inlet fitting.
As preferably, described fuel inlet fitting is provided with annular second flanging, and the interior edge face of described filler opening seal ring is sealed connected together with described second flanging.Filler opening can be improved further with the sealing reliability between fuel inlet fitting.
As preferably, in described housing, sealing slidably connects oil cylinder piston, and described enclosure interior compartition is oil cylinder and cylinder by described oil cylinder piston, and described filler opening is arranged at described oil cylinder, and described oil cylinder is also provided with oil outlet, and described cylinder is provided with relief opening.Easy to make.
As preferably, described oil cylinder piston is connected with apron and apron protection pad, and described oil cylinder piston is linked together with described cylinder seal by described apron, and described apron and apron protection pad are along the axial distribution of oil cylinder piston.Sealing reliability can be improved and keep oil cylinder piston good with long term seal between oil cylinder.
As preferably, one end that described oil cylinder piston is positioned at cylinder is connected with connection piston, described connection piston stretches out described cylinder, be provided with the valve seat extended from exterior edge face in described connection piston and connect cylinder, be provided with spool all-or-nothing piece in described valve seat connection cylinder, described spool all-or-nothing piece is fixed together with described connection piston.Stability when can improve valve folding, stably can carry out folding according to designing requirement.Easy to make.
As preferably, described spool all-or-nothing piece is structure as a whole with described connection piston.Convenience during making is good, can be convenient and ensure that spool all-or-nothing piece is with connecting the position relationship of piston in scope of design exactly, to improve mass stability further.
As preferably, described connection piston seal is arranged with air chamber piston, and described air chamber piston is slidably connected together with described cylinder seal, and described valve seat connects in the non-through position connected with air chamber piston to described connection piston of cylinder.The structural strength and structural compactness of the present utility model and production convenience that connect piston can be improved.
As preferably, the width of described interior sealing lip is less than 5 millimeters, and the width of described outer seal lip is less than 5 millimeters.The width dimensions of sealing lip refers to the apparent size of sealing lip along seal ring axis.
The utility model has following advantage: the sealing reliability between filler opening and fuel inlet fitting is good, assembles laborsaving convenience.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present utility model.
Fig. 2 is the close-up schematic view at the A place of Fig. 1.
In figure: connect piston 1, connect the position 5 that piston connects with air chamber piston, air chamber piston 6, first seal ring 7, valve seat connects cylinder 8, first air flue 9, spool all-or-nothing piece 11, second air flue 12, housing 18, oil cylinder piston 19, apron protection pad 20, oil cylinder 21, cylinder 22, apron 23, filler opening 24, oil outlet 25, fuel inlet fitting 26, filler opening seal ring 27, exhaust joint 28, piston reset spring 29, relief opening 30, 4th seal ring 31, interior sealing lip 32, interior deformation groove 33, in-flanges 34, first flanging 35, second flanging 36, outer seal lip 37, outer deformation groove 38, draw-in groove 39, seal ring 40.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is further described.
See Fig. 1, a kind of clutch power-assisted pump pump shell structure, comprises housing 18.Oil cylinder piston 19 is slidably connected in housing 18.Oil cylinder piston 19 is connected with twice apron 23.Each is all provided with apron protection pad 20 to apron 23.Apron 23 and apron protection pad 20 are along left and right directions distribution in the axis and figure of oil cylinder piston 19.Housing 18 inner space is divided into oil cylinder 21 and cylinder 22 by oil cylinder piston 19.Oil cylinder piston 19 is sealed connected together with oil cylinder 21 by apron 23.Oil cylinder 21 is provided with filler opening 24 and oil outlet 25.Filler opening 24 is connected with fuel inlet fitting 26.Fuel inlet fitting 26 and filler opening 24 are sealed connected together by filler opening seal ring 27.Cylinder 22 is provided with relief opening 30.Relief opening 30 is provided with exhaust joint 28.One end that oil cylinder piston 19 is positioned at cylinder 22 is connected with connection piston 1.The left end connecting piston 1 stretches out cylinder 22.Connect between piston 1 and housing 18 and be sealed connected together by the 3rd seal ring 31.First seal ring 31 is O RunddichtringO.Connect piston 1 and be arranged with air chamber piston 6.Be sealed connected together by the first seal ring 7 between air chamber piston 6 and connection piston 1.First seal ring 7 is O RunddichtringO.Air chamber piston 6 links together with cylinder 22 air-tight movable.Piston reset spring 29 is also provided with in cylinder 22.The left end connecting piston 1 is provided with valve seat and connects cylinder 8 and the first air flue 9.First air flue 9 is communicated with valve seat and connects cylinder 8 and cylinder 22 and be positioned at space on the left of air chamber piston 6.It is non-through to connecting in position 5 that piston connects with air chamber piston that valve seat connects cylinder 8.Spool all-or-nothing piece 11 is provided with in valve seat connection cylinder 8.Spool all-or-nothing piece 11 is structure as a whole with connecting piston 1.Spool all-or-nothing piece 11 is provided with the second air flue 12.Second air flue 12 extends from the left side of spool all-or-nothing piece 11.Second air flue 12 is communicated with valve seat and connects cylinder 8 and cylinder 22 and be positioned at space on the right side of air chamber piston 6.
See Fig. 2, filler opening 24 is provided with in-flanges 34.Fuel inlet fitting 26 is provided with the first flanging 35 and the second flanging 36.First flanging 35 and the second flanging 36 are all annular.The interior edge face of filler opening seal ring 27 is connected to together with the second flanging 36 sealing.The inner peripheral surface of filler opening sealing 27 is provided with sealing lip 32 in twice.The width of interior sealing lip 32 is less than 5 millimeters.Interior sealing lip 32 is the ring type structure extended along filler opening 24 circumference.Deformation groove 33 in being formed between adjacent interior sealing lip.Interior sealing lip 32 is connected to together with the outer circumferential face sealing of fuel inlet fitting 26.The outer circumferential face of filler opening seal ring 27 is provided with twice outer seal lip 37.The width of outer seal lip 37 is less than 5 millimeters.Outer seal lip 37 is the ring type structure extended along filler opening 24 circumference.Outer deformation groove 38 is formed between adjacent outer seal lip.Outer seal lip 37 is connected to together with the side face sealing of filler opening 24.The outer circumferential face of filler opening seal ring 27 is provided with annular slot 39.The outer side wall of draw-in groove 39 stretches out and forms seal ring 40.In-flanges 34 is stuck in draw-in groove 39.First flanging 35 is linked together by the end face seal of seal ring 40 with filler opening 24.
Claims (10)
1. a clutch power-assisted pump pump shell structure, comprise housing, described housing is provided with filler opening, described filler opening is connected with fuel inlet fitting, described fuel inlet fitting and filler opening are sealed connected together by filler opening seal ring, it is characterized in that, the inner peripheral surface of described filler opening seal ring is provided with the ring-like interior sealing lip that at least twice extend along filler opening circumference, deformation groove in being formed between adjacent interior sealing lip, described interior sealing lip is connected to together with the outer circumferential face sealing of described fuel inlet fitting, the outer circumferential face of described filler opening seal ring is provided with the ring-like outer seal lip that at least twice extend along filler opening circumference, outer deformation groove is formed between adjacent outer seal lip, described outer seal lip is connected to together with the side face sealing of described filler opening.
2. clutch power-assisted pump pump shell structure according to claim 1, is characterized in that, described filler opening is provided with in-flanges, and the outer circumferential face of described filler opening seal ring is provided with annular slot, and described in-flanges is stuck in described draw-in groove.
3. clutch power-assisted pump pump shell structure according to claim 2, it is characterized in that, the outer side wall of described draw-in groove stretches out formation seal ring, described fuel inlet fitting is provided with annular first flanging, and described first flanging is linked together by the end face seal of described seal ring with described filler opening.
4. the clutch power-assisted pump pump shell structure according to claim 1 or 2 or 3, is characterized in that, described fuel inlet fitting is provided with annular second flanging, and the interior edge face of described filler opening seal ring is sealed connected together with described second flanging.
5. the clutch power-assisted pump pump shell structure according to claim 1 or 2 or 3, it is characterized in that, in described housing, sealing slidably connects oil cylinder piston, described enclosure interior compartition is oil cylinder and cylinder by described oil cylinder piston, described filler opening is arranged at described oil cylinder, described oil cylinder is also provided with oil outlet, and described cylinder is provided with relief opening.
6. clutch power-assisted pump pump shell structure according to claim 5, it is characterized in that, described oil cylinder piston is connected with apron and apron protection pad, and described oil cylinder piston is linked together with described cylinder seal by described apron, and described apron and apron protection pad are along the axial distribution of oil cylinder piston.
7. clutch power-assisted pump pump shell structure according to claim 5, it is characterized in that, one end that described oil cylinder piston is positioned at cylinder is connected with connection piston, described connection piston stretches out described cylinder, be provided with the valve seat extended from exterior edge face in described connection piston and connect cylinder, be provided with spool all-or-nothing piece in described valve seat connection cylinder, described spool all-or-nothing piece is fixed together with described connection piston.
8. clutch power-assisted pump pump shell structure according to claim 7, is characterized in that, described spool all-or-nothing piece is structure as a whole with described connection piston.
9. clutch power-assisted pump pump shell structure according to claim 7, it is characterized in that, described connection piston seal is arranged with air chamber piston, described air chamber piston is slidably connected together with described cylinder seal, and described valve seat connects in the non-through position connected with air chamber piston to described connection piston of cylinder.
10. the clutch power-assisted pump pump shell structure according to claim 1 or 2 or 3, is characterized in that, the width of described interior sealing lip is less than 5 millimeters, and the width of described outer seal lip is less than 5 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520323633.6U CN204647062U (en) | 2015-05-20 | 2015-05-20 | Clutch power-assisted pump pump shell structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520323633.6U CN204647062U (en) | 2015-05-20 | 2015-05-20 | Clutch power-assisted pump pump shell structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204647062U true CN204647062U (en) | 2015-09-16 |
Family
ID=54099819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520323633.6U Expired - Fee Related CN204647062U (en) | 2015-05-20 | 2015-05-20 | Clutch power-assisted pump pump shell structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204647062U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107339528A (en) * | 2016-11-30 | 2017-11-10 | 安徽江淮汽车集团股份有限公司 | A kind of master cylinder fuel inlet fitting structure and the clutch master cylinder using the structure |
-
2015
- 2015-05-20 CN CN201520323633.6U patent/CN204647062U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107339528A (en) * | 2016-11-30 | 2017-11-10 | 安徽江淮汽车集团股份有限公司 | A kind of master cylinder fuel inlet fitting structure and the clutch master cylinder using the structure |
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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: 20150916 Termination date: 20160520 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |