CN2299797Y - Hydraulic hand brake of bicycle - Google Patents
Hydraulic hand brake of bicycle Download PDFInfo
- Publication number
- CN2299797Y CN2299797Y CN 97214808 CN97214808U CN2299797Y CN 2299797 Y CN2299797 Y CN 2299797Y CN 97214808 CN97214808 CN 97214808 CN 97214808 U CN97214808 U CN 97214808U CN 2299797 Y CN2299797 Y CN 2299797Y
- Authority
- CN
- China
- Prior art keywords
- pump housing
- brake
- piston
- rubber block
- pump body
- 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
Links
- 230000006835 compression Effects 0.000 claims abstract description 14
- 238000007906 compression Methods 0.000 claims abstract description 14
- 239000004033 plastic Substances 0.000 claims abstract description 7
- 230000000295 complement effect Effects 0.000 claims description 4
- 238000004512 die casting Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 230000035945 sensitivity Effects 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 12
- 239000010720 hydraulic oil Substances 0.000 description 4
- 239000000446 fuel Substances 0.000 description 2
- 235000010627 Phaseolus vulgaris Nutrition 0.000 description 1
- 244000046052 Phaseolus vulgaris Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000009414 blockwork Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Valves And Accessory Devices For Braking Systems (AREA)
Abstract
The utility model relates to a hydraulic hand brake of bicycles, which is composed of a general pump body and a separate pump body which are connected by a high-pressure oil tube on the middle part. The main pump body is sheathed on a hand brake horizontal tube via a casing tube which is arranged on the lower end of the main pump body; a piston, a seal ring and compression springs are arranged in the main pump body; a hand brake is arranged on upper part of the main pump body; the piston, the piston rod and the compression spring are also arranged in the separate pump body; a plastic casing tube and an internal spring washer are arranged on the outer part of the compression spring; a movable guide plate, a brake lining seat and brake rubber are arranged on one end of the separate pump body; the high-pressure oil tube is connected with nozzle tips of the main pump body and the separate pump body respectively. The utility model has the advantages of reasonable structure, good brake sensitivity, high durability and high safety.
Description
The utility model relates to the brake equipment of bicycle.
Traditional bicycle brake system adopts band-type brake, pull bar lock etc. mostly, these locks generally all are to adopt cable brake to brake, its principle is with hand operation brake handle, the pulling cable brake forces the brake rubber block near the rim both sides to shrink, and causes brake rubber block to contact with rim, thereby finishes braking, the shortcoming of this cable brake is, the steel wire of cable brake time in sebific duct is long easily gets rusty, and causes that cable brake is malfunctioning, brake is unstable and easily cable brake and the lock beans that tighten together is broken, and makes brake failure.
The purpose of this utility model provides a kind of braking sensitivity can be good, durable in use, safe and reliable, can change the bicycle hydraulic pressure braking by hand brake device of brake rubber block at any time easily.
The utility model is such realization, it is made up of with dividing the pump housing total pump housing, the centre is connected by the high pressure flexible hose, it is characterized in that total pump housing is contained on the transverse tube by the casing pipe sleeve that is arranged on total pump housing lower end, and be fixed by hex screw, inner chamber at total pump housing is provided with piston, " O " RunddichtringO is equipped with in outside at piston, one end of compression spring is fixed on the internal chamber wall of total pump housing, the other end withstands on the end face of piston, rim brake is the upper end that hingedly is fixed on total pump housing by cylindrical pin with external thread, outstanding position, the bottom of rim brake handle contacts with the other end of piston, front end at total pump housing is installed an oil nozzle, and be fixed by the oil nozzle screw, dividing the pump housing is the pump housing of one-step die casting, be " L " type, inner chamber at minute pump housing also is provided with piston, and seal ring is housed in the outside of piston, central hole at piston is embedded with piston rod, compression spring is sleeved on the piston rod, plastic jacket is housed in the end of compression spring the porose spring washer of using is installed in the outside of plastic jacket, movable guide plate is sleeved on piston rod foremost, the brake rubber block seat is embedded in the groove of movable guide plate, brake rubber block is installed on the brake rubber block seat, has the oil nozzle of oil nozzle screw at another termination installation end one of minute pump housing.
The utility model has the advantages that rational in infrastructure, braking sensitivity can be good, can wave and brake about carrying out with rim during brake, owing to adopt seal ring in the pump housing, can make the unremitting all the year round leakage of hydraulic oil in addition, adopt high moulding oil pipe as oil pipe, oil circuit is unimpeded, and is durable in use, safe and reliable.
Description of drawings.
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the cutaway view of the of the present utility model minute pump housing.
Fig. 3 is the backplan of the utility model brake rubber block seat.
Fig. 4 is the A-A cutaway view of the utility model brake rubber block seat.
Fig. 5 is the birds-eye view of the utility model brake rubber block seat.
Fig. 6 is the utility model brake rubber block backplan.
Fig. 7 is the lateral plan of the utility model brake rubber block.
The utility model is described in further detail below in conjunction with accompanying drawing.With reference to Fig. 1, the utility model is made up of with dividing the pump housing total pump housing, middle by 13 connections of high pressure flexible hose, its main points be total pump housing of the present utility model by sleeve pipe 2 suits that are arranged on total pump housing lower end on the transverse tube 1, and be fixed by hex screw 3, purpose is that the pump housing is stabilized on the transverse tube, inner chamber at total pump housing is provided with piston 8, for guaranteeing that the oil in the pump housing does not leak outside slack, two seal rings 7 are housed in the outside of piston 8, one end of compression spring 9 is fixed on the internal chamber wall of total pump housing, the other end withstands on the end face of piston 8, rim brake is fixed on the upper end of total pump housing to 5 by cylindrical pin with external thread 6 with being hinged on, rim brake contacts outstanding position 4,5 bottom with the other end of piston 8, front end at total pump housing is installed an oil nozzle 12, and be fixed by oil nozzle screw 11, dividing the pump housing is the pump housing of one-step die casting, be " L " type, with reference to Fig. 2, divide the pump housing to be installed on the front and rear fork of bicycle by the lock fork, inner chamber at minute pump housing also is provided with piston 15, and seal ring 16 is housed on piston, oil tight to guarantee, central hole at piston is embedded with piston rod 18, compression spring 17 is sleeved on the piston rod 18, in compression spring 17 ends plastic jacket 23 is housed, for increasing the alerting ability of braking, install porose with spring washer 22 in the outside of plastic jacket, movable guide plate 21 is sleeved on piston rod 18 foremost, brake rubber block seat 19 is embedded in the groove of movable guide plate 21, brake rubber block 20 is installed on the brake rubber block seat 19, with reference to Fig. 3,4,5, for making brake rubber block seat 19 can be installed in the guide plate 21 securely, its movable guide plate is designed to four paws opening shape, brake rubber block seat 19 is designed to two ends and has prominent 25 oblong, the centre of brake rubber block seat 19 have with movable guide plate on the center hole 26 that is complementary of the termination of outstanding piston rod 18, and be provided with two small sircle holes 24 on the center hole both sides.Like this, when being stuck in the brake rubber block seat in the guide plate, just insert in the center hole 26 of brake rubber block seat the termination of the piston rod on the guide plate, and brake rubber block seat two distal process heads 25 just are stuck in the length direction pawl of movable guide plate.
Main points of the present utility model also be the bottom of brake rubber block 20 be provided with two with brake rubber block seat 19 on prominent 27 of being complementary of two small sircle holes opened, prominent 27 when brake rubber block 20 is installed on the brake rubber block seat 19 on the brake rubber block 20 firmly embeds in the small garden hole of brake rubber block seat, the two is become one, and with omnipotent sticker jail, in any case brake like this, brake rubber block 20 can not come off.High-pressure rubber pipe 13 two ends are installed in total pump housing respectively and divide on the oil nozzle of the pump housing.
During use, in total pump housing and inner chamber that divides the pump housing and high pressure fuel pipe, fill with hydraulic oil, push assistant's brake lever 5 when carrying out glancing impact, can promote the overall interior interior hydraulic oil of the Piston Compression pump housing, force hydraulic oil to promote to divide pump housing inner carrier, under the effect of hole, promote brake rubber block rim is carried out friction braking with spring washer and piston rod by high pressure fuel pipe, it is 1 that its brake rubber block works the maximum ratio of embracing rim: 45kg, thus finish the braking of bicycle.When unclamp rim brake the time, the piston in the pump housing resets under the promotion of compression spring, recovers the home position.
The utility model also is applicable to the braking by hand brake of motor bike.
Claims (4)
1, a kind of bicycle hydraulic pressure braking by hand brake device, it is made up of with dividing the pump housing total pump housing, the centre is connected by the high pressure flexible hose, it is characterized in that total pump housing is sleeved on the transverse tube (1) by the sleeve pipe that is arranged on total pump housing lower end (2), and be fixed by hex screw (3), inner chamber at total pump housing is provided with piston (8), in the outside of piston (8) " O " RunddichtringO (7) is housed, one end of compression spring (9) is fixed on the internal chamber wall of total pump housing, the other end withstands on the end face of piston (8), rim brake hingedly is fixed on the upper end of total pump housing to (5) by cylindrical pin with external thread (6), rim brake contacts outstanding position (4), the bottom of (5) with the other end of piston (8), front end at total pump housing is installed an oil nozzle (12), and be fixed by oil nozzle screw (11), dividing the pump housing is the pump housing of one-step die casting, be " L " type, inner chamber at minute pump housing also is provided with piston (15), and seal (16) is housed in the outside of piston (15), central hole at piston (15) is embedded with piston rod (18), compression spring (17) is sleeved on the piston rod (18), in the end of compression spring (17) plastic jacket (23) is housed, install porose with spring washer (22) in the outside of plastic jacket (23), movable guide plate (21) is sleeved on piston rod (18) foremost, brake rubber block seat (19) is embedded in the groove of movable guide plate (21), brake rubber block (20) is installed on the brake rubber block seat (19), has the oil nozzle (14) of oil nozzle screw in another termination installation one of minute pump housing.
2, bicycle hydraulic pressure braking by hand brake device according to claim 1 is characterized in that the movable guide plate (21) of the described minute pump housing is four paws opening shape.
3, bicycle hydraulic pressure braking by hand brake device according to claim 1, it is characterized in that described brake rubber block seat (19) is designed to the oblong that two ends have prominent head (25), have the center hole (26) that is complementary with piston rod (18) in the centre of brake rubber block seat, and be provided with two small sircle holes (24) on the center hole both sides.
4, according to claim 1 or 3 described bicycle hydraulic pressure braking by hand brake devices, the bottom that it is characterized in that described brake rubber block (20) be provided with two with brake rubber block seat (19) on the prominent head (27) that is complementary of two small sircle holes being opened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97214808 CN2299797Y (en) | 1997-04-30 | 1997-04-30 | Hydraulic hand brake of bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97214808 CN2299797Y (en) | 1997-04-30 | 1997-04-30 | Hydraulic hand brake of bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2299797Y true CN2299797Y (en) | 1998-12-09 |
Family
ID=33932149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97214808 Expired - Fee Related CN2299797Y (en) | 1997-04-30 | 1997-04-30 | Hydraulic hand brake of bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2299797Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103121491A (en) * | 2013-02-25 | 2013-05-29 | 隆鑫通用动力股份有限公司 | Oil pipe connection assembly of motorcycle wheel double disc brake and motorcycle thereof |
| CN105882858A (en) * | 2015-01-04 | 2016-08-24 | 张小红 | Adjustable oil pressure disc brake with switch |
| CN107933800A (en) * | 2017-12-01 | 2018-04-20 | 天津云步博腾科技有限公司 | A kind of high-strength novel electric bicycle handlebar that can be adjusted the angle |
| CN108438126A (en) * | 2014-08-06 | 2018-08-24 | 株式会社岛野 | Bicycle braking system and caliper |
-
1997
- 1997-04-30 CN CN 97214808 patent/CN2299797Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103121491A (en) * | 2013-02-25 | 2013-05-29 | 隆鑫通用动力股份有限公司 | Oil pipe connection assembly of motorcycle wheel double disc brake and motorcycle thereof |
| CN108438126A (en) * | 2014-08-06 | 2018-08-24 | 株式会社岛野 | Bicycle braking system and caliper |
| CN108438126B (en) * | 2014-08-06 | 2020-10-30 | 株式会社岛野 | Bicycle braking system and caliper |
| CN105882858A (en) * | 2015-01-04 | 2016-08-24 | 张小红 | Adjustable oil pressure disc brake with switch |
| CN107933800A (en) * | 2017-12-01 | 2018-04-20 | 天津云步博腾科技有限公司 | A kind of high-strength novel electric bicycle handlebar that can be adjusted the angle |
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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 |