CN102425630B - A kind of oil-feed bolt side has the brake master cylinder with centre valve that oil-feed connects mouth - Google Patents
A kind of oil-feed bolt side has the brake master cylinder with centre valve that oil-feed connects mouth Download PDFInfo
- Publication number
- CN102425630B CN102425630B CN201110331303.8A CN201110331303A CN102425630B CN 102425630 B CN102425630 B CN 102425630B CN 201110331303 A CN201110331303 A CN 201110331303A CN 102425630 B CN102425630 B CN 102425630B
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- oil
- feed
- left end
- cylinder body
- valve
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Abstract
The invention discloses a kind of oil-feed bolt side and there is the brake master cylinder with centre valve that oil-feed connects mouth, comprise cylinder body: cylinder body right-hand member is provided with protective housing; Have grease chamber in the middle part of cylinder body, grease chamber's right-hand member has been provided with piston assembly, and piston assembly right-hand member is provided with operating handle; Piston assembly left end is provided with spring seat, spring seat left end is provided with oil-feed spool, is provided with spring outside oil-feed spool, and oil-feed spool left end is provided with oil-feed valve seat, be provided with oiling valve spring and valve leather circle in oil-feed valve seat, oil-feed valve seat left end leans on inboard wall of cylinder block; The cylinder body of oil-feed valve seat upper end is provided with filler opening, is provided with oil-feed bolt in filler opening, oil-feed bolt side is provided with oil-feed and connects mouth; Cylinder body left end side is provided with delivery connection, is provided with dust plug outside delivery connection.The present invention connects mouth by installing horizontal oil-feed at oil-feed bolt side, can effectively prevent dust and solid impurity to be easy to along with braking oil enters cylinder interior, with piston and valve friction, improves Total Product working life.
Description
technical field:
The present invention relates to auto parts and components field, particularly relate to a kind of oil-feed bolt side and there is the brake master cylinder with centre valve that oil-feed connects mouth.
background technique:
Brake master cylinder band vacuum booster assembly is exist as power source of braking system substantially, and it is that the brake pedal force of driver is converted into hydraulic coupling, and has certain power-assisted effect, is usually divided into single piston assembly and the total accepted way of doing sth of double-piston; Brake master cylinder structure in the past, its filler opening is directly connected to Oil container by oil-feed bolt, and dust and solid impurity are easy to along with braking oil enters cylinder interior, with piston and valve friction, causes damage.Therefore imagination provides a kind of equipment to solve this problem.
summary of the invention:
Object of the present invention is just to provide a kind of oil-feed bolt side and has the brake master cylinder with centre valve that oil-feed connects mouth, solve brake master cylinder structure in the past, its filler opening is directly connected to Oil container by oil-feed bolt, dust and solid impurity are easy to along with braking oil enters cylinder interior, with piston and valve friction, cause the technical problem of damage.
The technical solution used in the present invention is:
Oil-feed bolt side has the brake master cylinder with centre valve that oil-feed connects mouth, comprises cylinder body: cylinder body right-hand member is provided with protective housing; In the middle part of cylinder body, there is grease chamber, grease chamber's right-hand member is provided with circlip for hole, circlip for hole left end is provided with arc back-up ring, arc back-up ring left end is provided with piston assembly, piston assembly right-hand member is provided with operating handle, operating handle is through circlip for hole and arc back-up ring and stretch out outside cylinder body, and be provided with hexagon nut in the middle part of operating handle, hexagon nut right-hand member is provided with manipulation pike pole; Secondary apron is set with outside piston assembly right-hand member, main apron is set with outside in the middle part of piston assembly, piston assembly left end is provided with spring seat, spring seat left end is provided with oil-feed spool, outside oil-feed spool, spring is installed, oil-feed spool left end is provided with oil-feed valve seat, is provided with oiling valve spring and valve leather circle in oil-feed valve seat, and oil-feed valve seat left end leans on inboard wall of cylinder block; The cylinder body of oil-feed valve seat upper end is provided with filler opening, is provided with oil-feed bolt in filler opening, oil-feed bolt side is provided with oil-feed and connects mouth, and oil-feed bolt and oil-feed connect between mouth and be provided with copper backing, and oil-feed connects outside mouth and is provided with dust cap; Cylinder body left end side is provided with delivery connection, is provided with dust plug outside delivery connection.
Described filler opening and delivery connection are all connected to grease chamber by oil duct.
Compared with prior art, beneficial effect of the present invention is:
The present invention connects mouth by installing horizontal oil-feed at oil-feed bolt side, can effectively prevent dust and solid impurity to be easy to along with braking oil enters cylinder interior, with piston and valve friction, improves Total Product working life.
accompanying drawing illustrates:
Accompanying drawing 1 is structural representation of the present invention;
Accompanying drawing 2 is side sectional view of the present invention.
embodiment:
Below in conjunction with accompanying drawing, by embodiment, the present invention is described in further detail:
Oil-feed bolt side has the brake master cylinder with centre valve that oil-feed connects mouth, comprises cylinder body 1: cylinder body 1 right-hand member is provided with protective housing 12; In the middle part of cylinder body 1, there is grease chamber, grease chamber's right-hand member is provided with circlip for hole 13, circlip for hole 13 left end is provided with arc back-up ring 11, arc back-up ring 11 left end is provided with piston assembly 8, piston assembly 8 right-hand member is provided with operating handle 14, operating handle 14 is through circlip for hole 13 and arc back-up ring 11 and stretch out outside cylinder body 1, and be provided with hexagon nut 15 in the middle part of operating handle 14, hexagon nut 15 right-hand member is provided with handles pike pole 16; Secondary apron 10 is set with outside piston assembly 8 right-hand member, main apron 9 is set with outside in the middle part of piston assembly 8, piston assembly 8 left end is provided with spring seat 7, spring seat 7 left end is provided with oil-feed spool 5, spring 6 is installed outside oil-feed spool 5, oil-feed spool 5 left end is provided with oil-feed valve seat 3, is provided with oiling valve spring 4 and valve leather circle 2 in oil-feed valve seat 3, and oil-feed valve seat 3 left end leans on cylinder body 1 inwall; The cylinder body 1 of oil-feed valve seat 3 upper end is provided with filler opening, is provided with oil-feed bolt 20 in filler opening, oil-feed bolt 20 side is provided with oil-feed and connects mouth 19, and oil-feed bolt 20 and oil-feed connect between mouth 19 and be provided with copper backing 21, and oil-feed connects outside mouth and is provided with dust cap 18; Cylinder body left end side is provided with delivery connection, is provided with dust plug 17 outside delivery connection, and filler opening and delivery connection are all connected to grease chamber by oil duct.
Above-described embodiment is only preferably mode of execution of the present invention, and in addition, the present invention can also have other implementations.It should be noted that, under the prerequisite not departing from the present invention's design, any apparent improvement and modification all should fall within protection scope of the present invention.
Claims (2)
1. oil-feed bolt side has the brake master cylinder with centre valve that oil-feed connects mouth, comprises cylinder body, it is characterized in that: cylinder body right-hand member is provided with protective housing; In the middle part of cylinder body, there is grease chamber, grease chamber's right-hand member is provided with circlip for hole, circlip for hole left end is provided with arc back-up ring, arc back-up ring left end is provided with piston assembly, piston assembly right-hand member is provided with operating handle, operating handle is through circlip for hole and arc back-up ring and stretch out outside cylinder body, and be provided with hexagon nut in the middle part of operating handle, hexagon nut right-hand member is provided with manipulation pike pole; Secondary apron is set with outside piston assembly right-hand member, main apron is set with outside in the middle part of piston assembly, piston assembly left end is provided with spring seat, spring seat left end is provided with oil-feed spool, outside oil-feed spool, spring is installed, oil-feed spool left end is provided with oil-feed valve seat, is provided with oiling valve spring and valve leather circle in oil-feed valve seat, and oil-feed valve seat left end leans on inboard wall of cylinder block; The cylinder body of oil-feed valve seat upper end is provided with filler opening, is provided with oil-feed bolt in filler opening, oil-feed bolt side is provided with horizontal oil-feed and connects mouth, and oil-feed bolt and oil-feed connect between mouth and be provided with copper backing, and oil-feed connects outside mouth and is provided with dust cap; Cylinder body left end side is provided with delivery connection, is provided with dust plug outside delivery connection.
2. oil-feed bolt side according to claim 1 has the brake master cylinder with centre valve that oil-feed connects mouth, it is characterized in that: described filler opening and delivery connection are all connected to grease chamber by oil duct.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110331303.8A CN102425630B (en) | 2011-10-27 | 2011-10-27 | A kind of oil-feed bolt side has the brake master cylinder with centre valve that oil-feed connects mouth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110331303.8A CN102425630B (en) | 2011-10-27 | 2011-10-27 | A kind of oil-feed bolt side has the brake master cylinder with centre valve that oil-feed connects mouth |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102425630A CN102425630A (en) | 2012-04-25 |
| CN102425630B true CN102425630B (en) | 2016-04-20 |
Family
ID=45959644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110331303.8A Expired - Fee Related CN102425630B (en) | 2011-10-27 | 2011-10-27 | A kind of oil-feed bolt side has the brake master cylinder with centre valve that oil-feed connects mouth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102425630B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020064124A1 (en) * | 2018-09-28 | 2020-04-02 | Continental Teves Ag & Co. Ohg | Improved flexible dust boot for automotive brake cylinder |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001074637A1 (en) * | 2000-03-30 | 2001-10-11 | A P Racing Ltd. | Brake fluid circulation |
| CN201521582U (en) * | 2009-10-26 | 2010-07-07 | 芜湖聚达汽车零部件有限公司 | Double-brake master cylinder assembly |
| CN201521567U (en) * | 2009-10-14 | 2010-07-07 | 芜湖聚达汽车零部件有限公司 | Clutch main cylinder assembly |
| CN201566606U (en) * | 2009-11-13 | 2010-09-01 | 芜湖恒坤汽车部件有限公司 | Brake master pump assembly |
| CN202371063U (en) * | 2011-10-27 | 2012-08-08 | 芜湖众发汽车制动系统有限公司 | Braking main cylinder with center valve and with oil intake nozzle at lateral side of oil intake bolt |
-
2011
- 2011-10-27 CN CN201110331303.8A patent/CN102425630B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001074637A1 (en) * | 2000-03-30 | 2001-10-11 | A P Racing Ltd. | Brake fluid circulation |
| CN201521567U (en) * | 2009-10-14 | 2010-07-07 | 芜湖聚达汽车零部件有限公司 | Clutch main cylinder assembly |
| CN201521582U (en) * | 2009-10-26 | 2010-07-07 | 芜湖聚达汽车零部件有限公司 | Double-brake master cylinder assembly |
| CN201566606U (en) * | 2009-11-13 | 2010-09-01 | 芜湖恒坤汽车部件有限公司 | Brake master pump assembly |
| CN202371063U (en) * | 2011-10-27 | 2012-08-08 | 芜湖众发汽车制动系统有限公司 | Braking main cylinder with center valve and with oil intake nozzle at lateral side of oil intake bolt |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102425630A (en) | 2012-04-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20160420 Termination date: 20171027 |
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| CF01 | Termination of patent right due to non-payment of annual fee |