CN202371063U - Braking main cylinder with center valve and with oil intake nozzle at lateral side of oil intake bolt - Google Patents
Braking main cylinder with center valve and with oil intake nozzle at lateral side of oil intake bolt Download PDFInfo
- Publication number
- CN202371063U CN202371063U CN2011204146875U CN201120414687U CN202371063U CN 202371063 U CN202371063 U CN 202371063U CN 2011204146875 U CN2011204146875 U CN 2011204146875U CN 201120414687 U CN201120414687 U CN 201120414687U CN 202371063 U CN202371063 U CN 202371063U
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- CN
- China
- Prior art keywords
- oil
- feed
- oil intake
- cylinder body
- left end
- 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
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Abstract
The utility model discloses a braking main cylinder with a center valve and with an oil intake nozzle at the lateral side of an oil intake bolt. The braking main cylinder comprises a cylinder body; the right end of the cylinder body is provided with a protective hood; the middle part of the cylinder body is provided with an oil chamber; the right end of the oil chamber is provided with a piston assembly; the right end of the piston assembly is provided with an operating lever and the left end of the piston assembly is provided with a spring seat; the left end of the spring seat is provided with an oil intake valve spool which is externally provided with a spring; the left end of the oil intake valve spool is provided with an oil intake valve seat which is internally provided with an oil intake valve spring and a valve leather apron; the left end of the oil intake valve leans against the internal wall of the cylinder body; the cylinder body at the upper end of the oil intake valve seat is provided with an oil inlet which is internally provided with the oil intake bolt; the lateral side of the oil intake bolt is provided with the oil intake nozzle; and the lateral side of the left end of the cylinder body is provided with an oil discharging connector which is externally provided with a dustproof plug. In the braking main cylinder with the center valve and with the oil intake nozzle at the lateral side of the oil intake bolt, the transverse oil intake nozzle is arranged at the lateral side of the oil intake bolt, so that dust and solid impurities easily entering into the cylinder body along with braking oil to carry out friction with the piston and the valve can be prevented effectively and the service life of the whole braking main cylinder is prolonged.
Description
Technical field:
The utility model relates to the auto parts and components field, relates in particular to a kind of oil-feed bolt side and has the brake master cylinder with centre valve that oil-feed connects mouth.
Background technique:
Brake master cylinder band vacuum booster assembly is that power source as braking system exists basically, and it is that brake pedal force with the driver is converted into hydraulic coupling, and has certain power-assisted effect, is divided into the total accepted way of doing sth of single piston assembly and double-piston usually; Brake master cylinder structure in the past, its filler opening is directly connected to Oil container through the oil-feed bolt, and dust and solid impurity are easy to piston and valve friction, cause damage along with braking gets into cylinder interior with oil.Therefore imagination provides a kind of equipment to solve this problem.
The model utility content:
The purpose of the utility model just provides 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 through the oil-feed bolt; Dust and solid impurity are easy to piston and valve friction, cause the technical problem of damage along with braking gets into cylinder interior with oil.
The technological scheme that the utility model adopts is:
A kind of oil-feed bolt side has the brake master cylinder with centre valve that oil-feed connects mouth, and comprise cylinder body: the cylinder body right-hand member is equipped with protective housing; The cylinder body middle part has the grease chamber; Grease chamber's right-hand member is equipped with circlip for hole, and the circlip for hole left end is equipped with the arc back-up ring, and arc back-up ring left end is equipped with piston assembly; The piston assembly right-hand member is equipped with operating handle; Operating handle passes circlip for hole and arc back-up ring and stretches out outside the cylinder body, and the operating handle middle part is equipped with hexagon nut, and the hexagon nut right-hand member is equipped with the manipulation pike pole; The piston assembly right-hand member is set with secondary apron outward; The piston assembly middle part is outer to be set with main apron, and the piston assembly left end is equipped with spring seat, and the spring seat left end is equipped with the oil-feed spool; The oil-feed spool is equipped with spring outward; Oil-feed spool left end is equipped with the oil-feed valve seat, and oiling valve spring and valve leather circle are installed in the 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, and the oil-feed bolt is installed in the filler opening, and oil-feed bolt side is equipped with oil-feed and connects mouth, and oil-feed bolt and oil-feed connect copper backing is installed between the mouth, and oil-feed connects mouth dust cap is installed outward; Cylinder body left end side is provided with delivery connection, and delivery connection is equipped with dust plug outward.
Said filler opening and delivery connection all are connected to the grease chamber through oil duct.
Compared with prior art, the beneficial effect of the utility model is:
The utility model connects mouth through at oil-feed bolt side horizontal oil-feed being installed, and can prevent effectively that dust and solid impurity are easy to piston and valve friction, promote the product whole service life along with braking gets into cylinder interior with oil.
Description of drawings:
Accompanying drawing 1 is the utility model structural representation;
Accompanying drawing 2 is the utility model side sectional view.
Embodiment:
Below in conjunction with accompanying drawing, the utility model is done further explain through embodiment:
A kind of 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 equipped with protective housing 12; Cylinder body 1 middle part has the grease chamber; Grease chamber's right-hand member is equipped with circlip for hole 13, and circlip for hole 13 left ends are equipped with arc back-up ring 11, and arc back-up ring 11 left ends are equipped with piston assembly 8; Piston assembly 8 right-hand members are equipped with operating handle 14; Operating handle 14 passes circlip for hole 13 and arc back-up ring 11 and stretches out outside the cylinder body 1, and operating handle 14 middle parts are equipped with hexagon nut 15, and hexagon nut 15 right-hand members are equipped with handles pike pole 16; Piston assembly 8 right-hand members are set with secondary apron 10 outward; Be set with main apron 9 outside piston assembly 8 middle parts, piston assembly 8 left ends are equipped with spring seat 7, and spring seat 7 left ends are equipped with oil-feed spool 5; The oil-feed spool 5 outer springs 6 that are equipped with; Oil-feed spool 5 left ends are equipped with oil-feed valve seat 3, and oiling valve spring 4 and valve leather circle 2 are installed in the oil-feed valve seat 3, and oil-feed valve seat 3 left ends lean on cylinder body 1 inwall; The cylinder body 1 of oil-feed valve seat 3 upper ends is provided with filler opening, and oil-feed bolt 20 is installed in the filler opening, and oil-feed bolt 20 sides are equipped with oil-feed and connect mouth 19, and oil-feed bolt 20 and oil-feed connect copper backing 21 is installed between the mouth 19, and oil-feed connects mouth dust cap 18 is installed outward; Cylinder body left end side is provided with delivery connection, and delivery connection is equipped with dust plug 17 outward, and filler opening and delivery connection all are connected to the grease chamber through oil duct.
The foregoing description is merely the preferred implementation of the utility model, and in addition, the utility model can also have other implementations.Need to prove that under the prerequisite that does not break away from the utility model design, any conspicuous improvement and modification all should fall within the protection domain of the utility model.
Claims (2)
1. an oil-feed bolt side has the brake master cylinder with centre valve that oil-feed connects mouth, comprises cylinder body, and it is characterized in that: the cylinder body right-hand member is equipped with protective housing; The cylinder body middle part has the grease chamber; Grease chamber's right-hand member is equipped with circlip for hole, and the circlip for hole left end is equipped with the arc back-up ring, and arc back-up ring left end is equipped with piston assembly; The piston assembly right-hand member is equipped with operating handle; Operating handle passes circlip for hole and arc back-up ring and stretches out outside the cylinder body, and the operating handle middle part is equipped with hexagon nut, and the hexagon nut right-hand member is equipped with the manipulation pike pole; The piston assembly right-hand member is set with secondary apron outward; The piston assembly middle part is outer to be set with main apron, and the piston assembly left end is equipped with spring seat, and the spring seat left end is equipped with the oil-feed spool; The oil-feed spool is equipped with spring outward; Oil-feed spool left end is equipped with the oil-feed valve seat, and oiling valve spring and valve leather circle are installed in the 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, and the oil-feed bolt is installed in the filler opening, and oil-feed bolt side is equipped with oil-feed and connects mouth, and oil-feed bolt and oil-feed connect copper backing is installed between the mouth, and oil-feed connects mouth dust cap is installed outward; Cylinder body left end side is provided with delivery connection, and delivery connection is equipped with dust plug outward.
2. oil-feed bolt side according to claim 1 has the brake master cylinder with centre valve that oil-feed connects mouth, and it is characterized in that: said filler opening and delivery connection all are connected to the grease chamber through oil duct.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204146875U CN202371063U (en) | 2011-10-27 | 2011-10-27 | Braking main cylinder with center valve and with oil intake nozzle at lateral side of oil intake bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204146875U CN202371063U (en) | 2011-10-27 | 2011-10-27 | Braking main cylinder with center valve and with oil intake nozzle at lateral side of oil intake bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202371063U true CN202371063U (en) | 2012-08-08 |
Family
ID=46594767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204146875U Expired - Fee Related CN202371063U (en) | 2011-10-27 | 2011-10-27 | Braking main cylinder with center valve and with oil intake nozzle at lateral side of oil intake bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202371063U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102425630A (en) * | 2011-10-27 | 2012-04-25 | 芜湖众发汽车制动系统有限公司 | Brake master cylinder with center valve and with oil intake receiver on side edge of oil intake bolt |
-
2011
- 2011-10-27 CN CN2011204146875U patent/CN202371063U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102425630A (en) * | 2011-10-27 | 2012-04-25 | 芜湖众发汽车制动系统有限公司 | Brake master cylinder with center valve and with oil intake receiver on side edge of oil intake bolt |
| CN102425630B (en) * | 2011-10-27 | 2016-04-20 | 芜湖众发汽车制动系统有限公司 | A kind of oil-feed bolt side has the brake master cylinder with centre valve that oil-feed connects mouth |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120808 Termination date: 20121027 |