CN2752159Y - Hydraulic braking device - Google Patents
Hydraulic braking device Download PDFInfo
- Publication number
- CN2752159Y CN2752159Y CN 200420110200 CN200420110200U CN2752159Y CN 2752159 Y CN2752159 Y CN 2752159Y CN 200420110200 CN200420110200 CN 200420110200 CN 200420110200 U CN200420110200 U CN 200420110200U CN 2752159 Y CN2752159 Y CN 2752159Y
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- China
- Prior art keywords
- oil
- cylinder
- brake
- piston
- pump body
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- Expired - Fee Related
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Abstract
The utility model relates to a hydraulic braking device, particularly the hydraulic braking device for a two-wheel or a tricycle. The utility model comprises a main pump body, an auxiliary pump body and a brake device, wherein the main pump body comprises a piston, a connecting rod, a piston cylinder and an oil cylinder; the auxiliary pump body comprises an oil plug, an oil plug cylinder and an inflating valve; the brake device comprises a fixed braking sheet and a movable braking sheet; the main pump body and the auxiliary pump body are arranged in the same box body; the oil storage part of the piston cylinder is communicated with the oil storage part of the oil plug cylinder through an oil hole arranged between the piston cylinder and the oil plug cylinder. The utility model adopts an integral design to combine the oil cylinder, the piston cylinder and the oil plug cylinder into the same box body, which can reduce the stroke for oil feed or oil return of oil paths, and can solve the technical problems of not fast brake, not sensitive brake, detention of braking force, towage of brake, etc. Simultaneously, the design does not need an oil pipe for transferring hydraulic oil, so that the problem of easy oil leakage and break of junctions existing in general oil pipes can be solved.
Description
Technical field
The utility model relates to a kind of fluid brake, especially relates to a kind ofly being used for two and taking turns or the fluid brake of three-wheel vehicle.
Background technology
Upper pump casing+lower pump body+middle oil pipe bonded assembly split-type structural is all adopted in the oil pressure brake of using both at home and abroad at present.If any people's name of design is the Chinese patent (patent No.: 90207299.4) of " a kind of bicycle oil brake ", it is characterized in that on " _ " shape brake support a drag oil cylinder and two brake rubber adapter plates being arranged, there is one in the brake crank seat with oil pipe and drag oil cylinder bonded assembly brake oil cylinder, depression bar sleeve compressing depression bar in the brake crank promotes oil cylinder piston, make the motion of brake rubber adapter plate, end face is checked car thereby brake rubber compresses bicycle rim.It is fragile that this utility model has overcome the steel wire brake gear, unsafe shortcoming of braking at a high speed, still, because general oil pipe is long to be 1.5-3 rice, to exist the regular hour poor when causing actual brake and operation brake, thereby cause brake sensitivity inadequately, brake is technical matters efficiently inadequately, also exist oil pipe long simultaneously, oily stream time length is the removal gripping power rapidly, makes brake weight stagnate, it is not quick to playback, and oil pipe damages easily, manufacturing cost height, defective such as parts are many.
Summary of the invention
It is sensitive inadequately that the utility model solves the existing in prior technology brake, and the technical matters efficiently of braking inadequately provides brake sensitive, and quick a kind of fluid brake brakes.
The utility model also solves the existing in prior technology brake weight and is detained, and the technical matters of brake traction provides no brake weight to be detained, and a kind of fluid brake of no traction brakes.
The utility model has overcome the easy leakage of oil in existing in prior technology oil pipe junction simultaneously, and oil pipe is given birth to and to be slipped, breaks, baroque technical matters, and no oil pipe, a kind of fluid brake simple in structure, easy to maintenance are provided.
Above-mentioned technical matters of the present utility model is mainly solved by following technical proposals: a kind of fluid brake, comprise main pump body, from the pump housing and brake equipment, described main pump body comprises piston, connecting rod, piston cylinder and oil cylinder, one end of connecting rod is connected with piston, piston is installed in the piston cylinder, oil cylinder then is located at the top of piston cylinder, the oil inlet of oil cylinder communicates with piston cylinder, describedly comprise plug cock from the pump housing, the plug cock cylinder, and tire tube valve, plug cock is installed in the plug cock cylinder, tire tube valve partly communicates with the oil storage of piston cylinder, described brake equipment comprises fixedly brake facing and travelling brake sheet, fixedly brake facing is fixed on the casing, the travelling brake sheet is fixed on the plug cock, it is characterized in that: described main pump body and be arranged in the same casing from the pump housing, and the oil storage of the oil storage partial sum plug cock cylinder of piston cylinder part is connected by the oilhole of opening between.
Be provided with returning spring in the piston cylinder of described main pump body.
Described a kind of fluid brake also comprises a handling device, and described handling device comprises pull bar and backguy, and pull bar is connected with an other end of connecting rod, and an end of pull bar is connected with backguy.
Therefore it is sensitive to the utlity model has brake, quick, the no brake weight delay of brake, the no traction that brakes, no oil pipe, advantage such as simple in structure, easy to maintenance.
Description of drawings
Fig. 1 is the front cross-sectional view of embodiment of the present utility model.
Fig. 2 is the A-A section-drawing of Fig. 1.
The specific embodiment
Below by embodiment, and in conjunction with the accompanying drawings 1 and accompanying drawing 2, the technical solution of the utility model is described in further detail.
Embodiment 1: a kind of fluid brake, it comprises main pump body, from the pump housing and brake equipment, described main pump body comprises piston 8, connecting rod 7, piston cylinder 1 and oil cylinder 4, one end of connecting rod 7 be connected with piston 8 (referring to accompanying drawing 1), piston 8 be installed in the piston cylinder 1 can be in piston cylinder 1 left and right sides crank motion (referring to accompanying drawing 1), the intermediate circumference department of piston 8 has circumferential groove 5, circumferential groove 5 can be used for placing piston ring, oil cylinder 4 is located at the top of piston cylinder 1, oil cylinder adds hydraulic oil for 4 li, the top of oil cylinder 4 is provided with oil cylinder cover 3, open oil cylinder cover 34 li supply hydraulic oil of oil cylinder in the past, the bottom centre of oil cylinder 4 position of taking back has oil inlet 2, oil inlet 2 communicates with piston cylinder 1, in the oil storage part of the piston cylinder 1 of main pump body, place returning spring 15, one end of returning spring 15 is near the left end of piston cylinder 1, the other end is near the left side 9 at piston 8, describedly comprise plug cock 11 from the pump housing, plug cock cylinder 10 and tire tube valve 13, plug cock cylinder 10 vertical with the axial direction of piston 8 cylinders 1 to direction, plug cock 11 be installed in the plug cock cylinder 10 can front-rear reciprocation movement (referring to accompanying drawing 1, in accompanying drawing 2 left and right sides crank motion), described main pump body and be arranged in the same casing 14 from the pump housing, and the oil storage of the oil storage partial sum plug cock cylinder 10 of piston cylinder 1 part is connected by the oilhole 12 of opening between, thereby for what process these oilhole 12 employings is to have oil stifled 16 to get out this oilhole 12 on casing 14, the utility model also comprises a brake equipment, this brake equipment comprises fixedly brake facing 19 and travelling brake sheet 18, fixedly brake facing 19 is by on the bonnet 21 that is bolted to casing 14, travelling brake sheet 18 is fixed on the plug cock 11 by bolted connection, travelling brake sheet 18 can move together with plug cock 11, described tire tube valve 13 is arranged on the left side (referring to accompanying drawing 1) of casing 14, and tire tube valve 13 partly is connected with the oil storage of piston cylinder 1.
Before the work, oil cylinder contains oil for 4 li, because the gravity that oil itself has flows to piston cylinder 1 by oil inlet 2, flows to plug cock cylinder 10 by oilhole 12 again, this moment, tire tube valve 13 was osed tops, the position of the left side of piston 8 is on the right of oil inlet 2 (referring to accompanying drawing 1), and the left side 9 of piston 8 is very near with the distance of oil inlet 2, and oil inlet 2 is opened, oil stifled 16 is osed tops, and oil stifled 16 can be provided with necessary device as required and play measurement and monitoring hydraulic oil situation.
During brake, by connecting rod 7 being applied an axial force F left, connecting rod 7 promotes piston 8 to left movement, because the left side 9 of piston 8 is very near with the distance of oil inlet 2, so when the left side 9 of piston 8 is advanced the position of crossing oil inlet 2 left (referring to accompanying drawing 1), oil inlet 2 sealings, the oil storage part of piston cylinder 1 so, the oil storage of oilhole 12 and plug cock cylinder 10 has partly formed a leak free epitrochoidal chamber, promoting plug cock 11 behind the hydraulic oil pressurized in the epitrochoidal chamber forwards moves (as shown in Figure 1, be to left movement in accompanying drawing 2), drive is fixed on travelling brake sheet 18 on the plug cock 11 to left movement (referring to accompanying drawing 2), clamp brake disc 20 with fixing brake facing 19, produce friction force, thereby play the effect of brake.
After the brake, discharge axial force F, because piston 8 is to left movement extruding returning spring 15 when brake, make returning spring 15 produce an elastic force, this elastic force promotes piston 8 and moves right, so, because atmospheric effect makes tire tube valve 13 open, then the hydraulic oil in the epitrochoidal chamber just is back to original situation, and piston 8, plug cock 11, tire tube valve 13 and returning spring 15 are got back to the state before the work.
Embodiment 2: on the basis of embodiment 1, also comprise a handling device, described handling device comprises pull bar 6 and backguy 17, the right-hand member of the middle part of pull bar 6 and connecting rod 7 is connected through the hinge, and pull bar 6 is a crank, and the lower end of pull bar 6 and casing 14 also are connected through the hinge, the upper end of connecting rod 7 be connected with steel wire backguy 17 (referring to accompanying drawing 1), simultaneously, the several sealed groove can also be set at the circumferential section of plug cock 11, seal groove has been inserted in seal ring 14 (referring to accompanying drawing 2).Can reach the distance control brake by external pull bar 6 and steel wire backguy 17.
Conjuncted design is adopted in this design, main pump body, be arranged in the same casing from the pump housing, conspire to create oil-feed loop and oil return loop by precision optical machinery processing, the needed parts dress of all brake fluid lines is one, and casing adopts aluminum alloy materials and casts with casting method and forms.In a casing, designed complete oil-feed pressurization, the pressurize oil circuit, oil return circuit, and be aided with the turnover gas circuit, make needed the exerting pressure of oil pressure brake, three needed circulation of the oils of action of pressurize and pressure release are effectively finished in a casing, reduce the stroke of oil circuit oil-feed or oil return greatly, effectively and shortened the actual brake or unload and be pressed onto the middle residence time that discharges in the brake of exerting pressure greatly, thereby it is quick inadequately to have solved brake conscientiously, brake is sensitive inadequately, brake weight is detained, technical matterss such as brake traction, this utility model need not oil pipe and transmits hydraulic oil simultaneously, promptly there is not the oil pipe design, thus the easy leakage of oil in junction that general oil pipe is existed, and oil pipe is given birth to and is slipped, the problem of breaking has not existed.
Claims (3)
1, a kind of fluid brake, comprise main pump body, from the pump housing and brake equipment, described main pump body comprises piston (8), connecting rod (7), piston cylinder (1) and oil cylinder (4), one end of connecting rod (7) is connected with piston (8), piston (8) is installed in the piston cylinder (1), oil cylinder (4) then is located at the top of piston cylinder (1), the oil inlet (2) of oil cylinder (4) communicates with piston cylinder (1), describedly comprise plug cock (11) from the pump housing, plug cock cylinder (10), and tire tube valve (13), plug cock (11) is installed in the plug cock cylinder (10), tire tube valve (13) partly communicates with the oil storage of piston cylinder (1), described brake equipment comprises fixedly brake facing (19) and travelling brake sheet (18), fixedly brake facing (19) is fixed on the casing (14), travelling brake sheet (18) is fixed on the plug cock (11), it is characterized in that: described main pump body and be arranged in the same casing (14) from the pump housing, and the oil storage of the oil storage partial sum plug cock cylinder (10) of piston cylinder (1) part is connected by the oilhole (12) of opening between.
2, a kind of fluid brake according to claim 1 is characterized in that: be provided with returning spring (15) in the piston cylinder of described main pump body (1).
3, a kind of fluid brake according to claim 1 and 2, it is characterized in that: also comprise a handling device, described handling device comprises pull bar (6) and backguy (17), and pull bar (6) is connected with an other end of connecting rod (7), and an end of pull bar (6) is connected with backguy (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420110200 CN2752159Y (en) | 2004-11-18 | 2004-11-18 | Hydraulic braking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420110200 CN2752159Y (en) | 2004-11-18 | 2004-11-18 | Hydraulic braking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2752159Y true CN2752159Y (en) | 2006-01-18 |
Family
ID=35913568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420110200 Expired - Fee Related CN2752159Y (en) | 2004-11-18 | 2004-11-18 | Hydraulic braking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2752159Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101631706A (en) * | 2006-12-28 | 2010-01-20 | 赫兹自行车集团公司 | Hydraulic brake master |
| CN102829107A (en) * | 2012-09-11 | 2012-12-19 | 重庆银钢科技（集团）有限公司 | Disc brake, brake system and motor cycle |
| CN105905220A (en) * | 2016-04-29 | 2016-08-31 | 杨先哲 | Oil brake and oil brake bicycle |
-
2004
- 2004-11-18 CN CN 200420110200 patent/CN2752159Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101631706A (en) * | 2006-12-28 | 2010-01-20 | 赫兹自行车集团公司 | Hydraulic brake master |
| CN102829107A (en) * | 2012-09-11 | 2012-12-19 | 重庆银钢科技（集团）有限公司 | Disc brake, brake system and motor cycle |
| CN102829107B (en) * | 2012-09-11 | 2015-09-02 | 重庆银钢科技（集团）有限公司 | A kind of disk type braker and a kind of braking system and a kind of motorcycle |
| CN105905220A (en) * | 2016-04-29 | 2016-08-31 | 杨先哲 | Oil brake and oil brake bicycle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |