CN107701612A - Pressure of just the establishing adjustable clutch general pump of stroke - Google Patents
Pressure of just the establishing adjustable clutch general pump of stroke Download PDFInfo
- Publication number
- CN107701612A CN107701612A CN201711020032.8A CN201711020032A CN107701612A CN 107701612 A CN107701612 A CN 107701612A CN 201711020032 A CN201711020032 A CN 201711020032A CN 107701612 A CN107701612 A CN 107701612A
- Authority
- CN
- China
- Prior art keywords
- bushing
- housing shell
- pump housing
- piston
- stroke
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D25/00—Fluid-actuated clutches
- F16D25/12—Details not specific to one of the before-mentioned types
Abstract
The invention discloses the pressure adjustable clutch general pump of stroke of just establishing, pump housing shell including one end open, pump housing shell is provided with oil inlet and oil-out, bushing is set with pump housing shell, depth adjusting apparatus is provided between bushing outer end and pump housing shell aperture end, there is space between bushing and pump housing shell, outer sealing device and inner sealing device are provided between bushing both ends and pump housing shell, piston is set with bushing, there is space between piston and bushing, interior sliding sealing device and outer sliding sealing device are provided between piston both ends and bushing, piston is inner to be provided with elastic position rebounding device between pump housing shell；Jacket wall is provided with compensation hole and intercommunicating pore, and interior sliding sealing device is between compensation hole and intercommunicating pore.The present invention can eliminate manufacture rigging error, and clutch pedal semi-linkage is highly consistent, improves vehicle uniformity to reach, and can adjust different clutch pedal semi-linkages highly, meet different requirements of the user to clutch pedal semi-linkage height.
Description
Technical field
The present invention relates to auto parts and components manufacture field, more particularly to a kind of pressure adjustable clutch general pump of stroke of just establishing.
Background technology
As China's automobile industry continues to develop, the continuous improvement of living standards of the people, people want to driver comfort
More and more higher is sought, more and more higher particularly is required to the steerable system such as clutch system, brakes convenience, is connect for this using length
The clutch system of release bearing is touched because of efficiency high, with the convenience that friction disc wear clutch system need not adjust during use
Property is increasingly favored by user.But have what clutch semi-linkage height can not be adjusted using the long clutch system for separateing bearing
Drawback, it is easy to because the reasons such as parts manufacture, rigging error cause same pedal of vehicles semi-linkage highly to differ or same half
The clutch pedal of linkage height can not meet the different user requirement highly different to semi-linkage.
The content of the invention
The technical problems to be solved by the invention are：Manufacture, rigging error can be eliminated to reach all cars by providing one kind
Clutch pedal semi-linkage is highly consistent, improves vehicle uniformity, and can not change the situation of any parts parameter
It is lower to adjust different clutch pedal semi-linkage height, require initial to meet that different user is different to clutch pedal semi-linkage height
Build the pressure adjustable clutch general pump of stroke.
In order to solve the above technical problems, the technical scheme is that：Pressure of just the establishing adjustable clutch general pump of stroke, including
The pump housing shell of one end open, is provided with oil inlet on the pump housing shell close to open at one end and the other end is provided with oil-out, institute
State and bushing be set with pump housing shell, depth adjusting apparatus is provided between the bushing outer end and the pump housing shell aperture end,
Space is left between the bushing periphery wall and the pump housing shell internal perisporium, between the bushing outer end and the pump housing shell
Provided with outer sealing device, the bushing is inner to be provided with inner sealing device between the pump housing shell, slip cap in the bushing
Equipped with piston, leave space between the piston outer periphery wall and the bushing internal perisporium, the piston it is inner with the bushing it
Between be provided with interior sliding sealing device, outer sliding sealing device is provided between the piston outer end and the bushing, in the piston
Elastic position rebounding device is provided between end and the pump housing shell；The jacket wall is provided with compensation hole, is located in the jacket wall
Intercommunicating pore is additionally provided with the outside of the compensation hole, the interior sliding sealing device is between the compensation hole and intercommunicating pore.
As preferable technical scheme, locking device is provided with the bushing outer end on the pump housing shell.
As preferable technical scheme, the locking device is locking nut, and inner via hole is provided with the middle part of the locking nut.
As preferable technical scheme, the depth adjusting apparatus is protruded above provided with connection including bushing outer end perisporium
Portion, the connecting portion periphery wall are provided with external-adjuster screw thread, and the pump housing shell aperture end internal perisporium is provided with interior adjustment screw thread,
The bushing outer end is threadedly coupled with the pump housing shell aperture end by the external-adjuster screw thread and interior adjustment.
As preferable technical scheme, the outer sealing device is the external seal groove that bushing outer end perisporium is provided with,
Exterior seal ring is provided with the external seal groove.
As preferable technical scheme, the inner sealing device is the interior sealing shoulder that described bushing the inner end is provided with,
The interior sealing shoulder is provided with inner seal ring and interior sealing back-up ring, is provided between the interior sealing back-up ring and the pump housing shell
Bushing spring.
As preferable technical scheme, the outer sliding sealing device is the outer slip that piston outer end perisporium is provided with
Seal groove, outer be slidingly sealed in groove are provided with outer sliding ring.
As preferable technical scheme, the interior sliding sealing device is that the interior slip that described piston the inner end is provided with is close
Seal shoulder, it is described in be slidingly sealed shoulder provided with interior sliding ring and it is interior be slidingly sealed back-up ring, the elastic position rebounding device is set
Put and interior be slidingly sealed described between back-up ring and the pump housing shell.
As preferable technical scheme, the elastic position rebounding device is return spring.
The first pressure adjustable clutch general pump of stroke of establishing with the above mentioned technical proposal, include the pump housing of one end open
Shell, is provided with oil inlet on the pump housing shell close to open at one end and the other end is provided with oil-out, the pump housing shell inner sleeve
Equipped with bushing, depth adjusting apparatus, the bushing periphery wall are provided between the bushing outer end and the pump housing shell aperture end
Space is left between the pump housing shell internal perisporium, external seal is provided between the bushing outer end and the pump housing shell and is filled
Put, the bushing is inner to be provided with inner sealing device between the pump housing shell, and slip cap is equipped with piston in the bushing, described
Space is left between piston outer periphery wall and the bushing internal perisporium, the piston is inner close provided with interior slip between the bushing
Seal apparatus, is provided with outer sliding sealing device between the piston outer end and the bushing, the piston it is inner with outside the pump housing
Elastic position rebounding device is provided between shell；The jacket wall is provided with compensation hole, and the outer of the compensation hole is located in the jacket wall
Side is additionally provided with intercommunicating pore, and the interior sliding sealing device is between the compensation hole and intercommunicating pore.So described bushing periphery
Space is left between wall and the pump housing shell internal perisporium and forms compensated cavity b, the piston outer periphery wall and the bushing internal perisporium
Between leave space and form plunger shaft c, inner inner with the pump housing shell, inner sealing device of the piston and interior slip are close
Formed between seal apparatus and build pressure chamber a, oil inlet connection compensated cavity b, oil-out connection builds pressure chamber a, when initial, is inside slidingly sealed dress
Setting between the compensation hole and intercommunicating pore, pressure chamber a and compensated cavity b, intercommunicating pore connection plunger shaft c and benefit are built in the connection of compensation hole
Chamber b is repaid, the depth that bushing enters in pump housing shell can be so adjusted by depth adjusting apparatus and compensates hole and interior cunning to adjust
The distance between dynamic sealing device enters so as to adjust the size for pressure stroke of just establishing again by depth adjusting apparatus adjustment bushing
The size for entering the depth in pump housing shell accurately controls pressure stroke of just establishing so that is using the long clutch for separateing bearing
By adjusting just to establish stroke elimination manufacture, rigging error can be pressed high to reach all vehicle on-off pedal semi-linkages in system
Degree is consistent, improves vehicle uniformity, and can be in the case where not changing any parts parameter by adjusting clutch general pump
First establish pressure stroke to adjust the semi-linkage of different clutch pedals height, to meet that different user is high to clutch pedal semi-linkage
The different requirements of degree.
Brief description of the drawings
The following drawings is only intended to, in doing schematic illustration and explanation to the present invention, not delimit the scope of the invention.Wherein：
Fig. 1 is the structural representation of the present invention；
Fig. 2 is schematic diagram of the present invention.
In figure：1- bushing springs；2- pump housing shells；3- inner seal rings；4- bushings；5- locking nuts；6- connecting portions；7- lives
Plug；Sliding ring in 8-；Back-up ring is slidingly sealed in 81-；9- compensates hole；10- interior sealing back-up rings；11- return springs；12- enters
Hydraulic fluid port；13- intercommunicating pores；14- push rods；The outer sliding rings of 15-；16- exterior seal rings；A- builds pressure chamber；B- compensated cavities；C- pistons
Chamber.
Embodiment
As depicted in figs. 1 and 2, pressure of just the establishing adjustable clutch general pump of stroke, the pump housing shell 2 of one end open, institute are included
State and be provided with oil inlet 12 close to open at one end on pump housing shell 2 and the other end is provided with oil-out, be set with the pump housing shell 2
Bushing 4, depth adjusting apparatus, the periphery wall of bushing 4 are provided between the outer end of bushing 4 and the openend of pump housing shell 2
Space is left between the internal perisporium of pump housing shell 2, external seal is provided between the outer end of bushing 4 and the pump housing shell 2
Device, the bushing 4 is inner to be provided with inner sealing device between the pump housing shell 2, and slip cap is equipped with piston in the bushing 4
7, the outer end of piston 7 is provided with push rod 14, and space, the piston 7 are left between the periphery wall of piston 7 and the bushing 4 internal perisporium
It is inner that interior sliding sealing device is provided between the bushing 4, outer slip is provided between the outer end of piston 7 and the bushing 4
Sealing device, the piston 7 is inner to be provided with elastic position rebounding device between the pump housing shell 2；The wall of bushing 4, which is provided with, to be mended
Hole 9 is repaid, the outside that the compensation hole 9 is located on the wall of bushing 4 is additionally provided with intercommunicating pore 13, and the interior sliding sealing device is located at
Between the compensation hole 9 and intercommunicating pore 13.Two compensation holes 9 and two companies are symmetrically distributed with to prevent master cylinder to be vented on not smooth bushing 4
Through hole 13.Space is left between the so described periphery wall of bushing 4 and the internal perisporium of pump housing shell 2 and forms compensated cavity b, the work
Fill in and space is left between 7 periphery walls and the internal perisporium of the bushing 4 form plunger shaft c, the piston 7 is inner with the pump housing shell
Formed between 2 the inners, inner sealing device and interior sliding sealing device and build pressure chamber a, oil inlet 12 connects compensated cavity b, oil-out
Pressure chamber a is built in connection, and when initial, interior sliding sealing device between the compensation hole 9 and intercommunicating pore 13, build by the connection of compensation hole 9
Chamber a and compensated cavity b is pressed, intercommunicating pore 13 connects plunger shaft c and compensated cavity b, so can adjust bushing 4 by depth adjusting apparatus
Compensation the distance between hole 9 and interior sliding sealing device is adjusted so as to adjust pressure of just establishing into the depth in pump housing shell 2
The size of stroke, the size of the depth entered again by depth adjusting apparatus adjustment bushing 4 in pump housing shell 2 accurately control
Pressure of just establishing stroke.
As depicted in figs. 1 and 2, it is provided with locking device at the outer end of bushing 4 on the pump housing shell 2.The lock
Tight device is locking nut 5, and the middle part of locking nut 5 is provided with inner via hole.The firm of bushing 4 and stably is ensure that, and can
Back-up ring is provided with the outside of locking nut 5, ensures the reliable lock of locking nut 5.The depth adjusting apparatus includes the lining
Cover 4 outer end perisporiums and protrude above and be provided with external-adjuster screw thread, the pump housing shell 2 provided with connecting portion 6, the periphery wall of connecting portion 6
Openend internal perisporium is provided with interior adjustment screw thread, and the outer end of bushing 4 passes through the external-adjuster with the openend of pump housing shell 2
Screw thread and interior adjustment threaded connection, it is simple and practical.The outer sealing device is provided with outer for the outer end perisporium of bushing 4
Seal groove, the external seal groove is interior to be provided with exterior seal ring 16.The inner sealing device is provided with interior for the 4 inner end of bushing
Sealing shoulder, the interior sealing shoulder are provided with inner seal ring 3 and interior sealing back-up ring 10, the interior sealing back-up ring 10 and the pump
Bushing spring 1 is provided between body case 2, inner seal ring 3 is avoided and comes off.The outer sliding sealing device is outside the piston 7
End perisporium be provided with it is outer be slidingly sealed groove, outer be slidingly sealed in groove is provided with outer sliding ring 15.The interior slip is close
Encapsulation be set to that the 7 inner end of piston is provided be slidingly sealed shoulder, it is described in be slidingly sealed shoulder and be provided with interior slip
Sealing ring 8 and it is interior be slidingly sealed back-up ring 81, the elastic position rebounding device is arranged in described and is slidingly sealed back-up ring 81 and the pump
Between body case 2, while 7 normal return of piston is ensured avoiding interior sliding ring 8 comes off.The elastic position rebounding device
For return spring 11.
As described in Figure 1, initial in work, compensation the distance between hole 9 and interior sliding ring 8 are certain value, i.e., initial
It is certain value to build pressure stroke.Then can be by adjusting between compensation hole 9 and interior sliding ring 8 as needed adjustment just to establish pressure stroke
Distance adjusts, and specific method of adjustment is：Locking nut 5 is opened, rotary liner 4 is then compensated between hole 9 and interior sliding ring 8
Distance be able to can also change so as to build pressure chamber a with rotationally-varying, screw in then compensate between hole 9 and interior sliding ring 8 away from
From the i.e. first pressure stroke increase of establishing of increase, screw out and then compensate the reduction of the distance between hole 9 and interior sliding ring 8, pressure of just establishing
Stroke will reduce therewith, and the tight locking nut 5 of back is completed in adjustment.
The course of work：Push rod 14 promotes piston 7 to move when building pressure, is built by interior sliding ring 8 and the cut-off of inner seal ring 3
The passage between chamber a and compensated cavity b and plunger shaft c is pressed, fluid is sealed in and builds in pressure chamber a and establish oil pressure.Piston 7 exists during releasing
Return in the presence of return spring 11, compensation hole 9 is opened, build pressure chamber a and connected between compensated cavity b and plunger shaft c, pressure release.
The depth of pump housing shell 2 can be screwed in adjust the size for pressure stroke of just establishing by adjusting bushing 4 by the visible present invention of foregoing description,
By controlling the size of screw-in depth to accurately control pressure stroke of just establishing.
General principle, principal character and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (9)
1. pressure of just the establishing adjustable clutch general pump of stroke, include the pump housing shell of one end open, close to opening on the pump housing shell
Mouth one end is provided with oil inlet and the other end is provided with oil-out, it is characterised in that：Bushing, the lining are set with the pump housing shell
Cover and depth adjusting apparatus is provided between outer end and the pump housing shell aperture end, in the bushing periphery wall and the pump housing shell
Space is left between perisporium, is provided with outer sealing device between the bushing outer end and the pump housing shell, the bushing it is inner with
Be provided with inner sealing device between the pump housing shell, slip cap is equipped with piston in the bushing, the piston outer periphery wall with it is described
Space is left between bushing internal perisporium, the piston is inner to be provided with interior sliding sealing device, the piston between the bushing
Outer sliding sealing device is provided between outer end and the bushing, the inner elasticity that is provided between the pump housing shell of the piston is returned
Position device；The jacket wall is provided with compensation hole, is additionally provided with intercommunicating pore on the outside of the compensation hole in the jacket wall, institute
Interior sliding sealing device is stated between the compensation hole and intercommunicating pore.
2. the pressure adjustable clutch general pump of stroke as claimed in claim 1 of just establishing, it is characterised in that：The pump housing shell is upper
Locking device is provided with the bushing outer end.
3. the pressure adjustable clutch general pump of stroke as claimed in claim 2 of just establishing, it is characterised in that：The locking device is lock
Tight nut, the locking nut middle part are provided with inner via hole.
4. the pressure adjustable clutch general pump of stroke as claimed in claim 1 of just establishing, it is characterised in that：The depth adjusting apparatus
Protruded above including bushing outer end perisporium provided with connecting portion, the connecting portion periphery wall is provided with external-adjuster screw thread, the pump
Body case openend internal perisporium is provided with interior adjustment screw thread, and the bushing outer end passes through described outer with the pump housing shell aperture end
Adjust screw thread and interior adjustment threaded connection.
5. the pressure adjustable clutch general pump of stroke as claimed in claim 1 of just establishing, it is characterised in that：The outer sealing device is
The external seal groove that bushing outer end perisporium is provided with, the external seal groove is interior to be provided with exterior seal ring.
6. the pressure adjustable clutch general pump of stroke as claimed in claim 1 of just establishing, it is characterised in that：The inner sealing device is
The interior sealing shoulder that described bushing the inner end is provided with, the interior sealing shoulder are provided with inner seal ring and interior sealing back-up ring, institute
State and bushing spring is provided between interior sealing back-up ring and the pump housing shell.
7. the pressure adjustable clutch general pump of stroke as claimed in claim 1 of just establishing, it is characterised in that：Dress is slidingly sealed outside described
Be set to that piston outer end perisporium is provided with it is outer be slidingly sealed groove, outer be slidingly sealed in groove is provided with outer sliding ring.
8. the pressure adjustable clutch general pump of stroke as claimed in claim 1 of just establishing, it is characterised in that：Dress is slidingly sealed in described
Be slidingly sealed shoulder in being set to that described piston the inner end is provided with, it is described in be slidingly sealed shoulder and be provided with interior sliding ring
Back-up ring is slidingly sealed with interior, the elastic position rebounding device is arranged in described and is slidingly sealed between back-up ring and the pump housing shell.
9. the first pressure adjustable clutch general pump of stroke of establishing as described in any claim in claim 1 to 8, its feature exist
In：The elastic position rebounding device is return spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711020032.8A CN107701612B (en) | 2017-10-27 | 2017-10-27 | Clutch master cylinder with adjustable initial build-up pressure stroke |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711020032.8A CN107701612B (en) | 2017-10-27 | 2017-10-27 | Clutch master cylinder with adjustable initial build-up pressure stroke |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107701612A true CN107701612A (en) | 2018-02-16 |
| CN107701612B CN107701612B (en) | 2023-07-07 |
Family
ID=61182990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711020032.8A Active CN107701612B (en) | 2017-10-27 | 2017-10-27 | Clutch master cylinder with adjustable initial build-up pressure stroke |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107701612B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201521568U (en) * | 2009-09-29 | 2010-07-07 | 奇瑞汽车股份有限公司 | Novel clutch master cylinder assembly for automobile hydraulic clutch system |
| CN202188043U (en) * | 2011-08-01 | 2012-04-11 | 臧福运 | Compensation hole-type hydraulic clutch master cylinder |
| CN102734346A (en) * | 2012-05-28 | 2012-10-17 | 芜湖玉泰汽车制动有限公司 | Clutch master cylinder |
| CN102996666A (en) * | 2012-11-29 | 2013-03-27 | 浙江吉利汽车研究院有限公司杭州分公司 | Clutch slave cylinder |
| CN203770480U (en) * | 2014-04-17 | 2014-08-13 | 瑞立集团瑞安汽车零部件有限公司 | Piston type clutch master cylinder |
| CN204592084U (en) * | 2015-04-15 | 2015-08-26 | 石家庄佳信汽车制动系统有限公司 | A kind of plunger type clutch general pump with sliding sleeve |
| CN105202062A (en) * | 2015-10-29 | 2015-12-30 | 安徽江淮汽车股份有限公司 | Oil cup cap fixing mechanism of clutch master cylinder and clutch master cylinder |
| CN206361047U (en) * | 2017-01-09 | 2017-07-28 | 浙江柏瑞汽配有限公司 | A kind of clutch general pump |
| CN207393799U (en) * | 2017-10-27 | 2018-05-22 | 山东五征集团有限公司 | Pressure of just the establishing adjustable clutch general pump of stroke |
-
2017
- 2017-10-27 CN CN201711020032.8A patent/CN107701612B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201521568U (en) * | 2009-09-29 | 2010-07-07 | 奇瑞汽车股份有限公司 | Novel clutch master cylinder assembly for automobile hydraulic clutch system |
| CN202188043U (en) * | 2011-08-01 | 2012-04-11 | 臧福运 | Compensation hole-type hydraulic clutch master cylinder |
| CN102734346A (en) * | 2012-05-28 | 2012-10-17 | 芜湖玉泰汽车制动有限公司 | Clutch master cylinder |
| CN102996666A (en) * | 2012-11-29 | 2013-03-27 | 浙江吉利汽车研究院有限公司杭州分公司 | Clutch slave cylinder |
| CN203770480U (en) * | 2014-04-17 | 2014-08-13 | 瑞立集团瑞安汽车零部件有限公司 | Piston type clutch master cylinder |
| CN204592084U (en) * | 2015-04-15 | 2015-08-26 | 石家庄佳信汽车制动系统有限公司 | A kind of plunger type clutch general pump with sliding sleeve |
| CN105202062A (en) * | 2015-10-29 | 2015-12-30 | 安徽江淮汽车股份有限公司 | Oil cup cap fixing mechanism of clutch master cylinder and clutch master cylinder |
| CN206361047U (en) * | 2017-01-09 | 2017-07-28 | 浙江柏瑞汽配有限公司 | A kind of clutch general pump |
| CN207393799U (en) * | 2017-10-27 | 2018-05-22 | 山东五征集团有限公司 | Pressure of just the establishing adjustable clutch general pump of stroke |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107701612B (en) | 2023-07-07 |
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