CN101314386B - Booster disc brake apparatus - Google Patents
Booster disc brake apparatus Download PDFInfo
- Publication number
- CN101314386B CN101314386B CN2008100628890A CN200810062889A CN101314386B CN 101314386 B CN101314386 B CN 101314386B CN 2008100628890 A CN2008100628890 A CN 2008100628890A CN 200810062889 A CN200810062889 A CN 200810062889A CN 101314386 B CN101314386 B CN 101314386B
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- China
- Prior art keywords
- curved surface
- brake
- disc
- disc brake
- assisting block
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- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims abstract description 4
- 230000001141 propulsive effect Effects 0.000 claims description 10
- 230000008859 change Effects 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 15
- 238000000034 method Methods 0.000 abstract description 2
- 230000007423 decrease Effects 0.000 abstract 1
- 230000009471 action Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 210000000003 hoof Anatomy 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
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Abstract
The invention discloses a power-assisting disc brake device, comprising a shell, a brake disc and a brake crank. A disc brake component is arranged between the shell and the brake disc; the disc brake component comprises a disc brake sheet; at least one power-assisting block is arranged on the wall surface of the side of the disc brake sheet back to the brake disc; a guide groove for the adjustable installation of the power-assisting block is arranged on the disc brake sheet in a radial direction; a power-assisting block radial propulsion mechanism is also arranged between the disc brake sheet and the shell; at least one propulsion curved surface 1 is arranged on the wall surface of the side of the disc brake sheet closet to the power-assisting block radial propulsion mechanism; the height of the propulsion curved surface 1 gradually decreases along the positive rotation direction of the brake disc; a propulsion curved surface 2 corresponding to the propulsion curved surface 1 is arranged in a rotation range on the shell corresponding to the propulsion curved surface 1; and the height of the propulsion curved surface 2 gradually increases along the positive rotation direction of the brake disc. The device is characterized in reliable structure, high safety, good braking effect, no noise, light hand feeling in braking process and long life-span.
Description
Technical field
The present invention relates to the brake gear of Electrical Bicycle.
Background technology
Electrical Bicycle has been the energy with the electricity since being born, non-exhaust emission, and noise is little, and is free from environmental pollution, and it is laborsaving to ride, and economic and practical, commonality is wide.Therefore Electrical Bicycle is consumers in general's optimal selection.
The brake of Electrical Bicycle is crucial, but there is not suitable brake to solve the braking problem of Electrical Bicycle all the time, use brake holding the earliest, but the brake holding arm of force has only 1: 1.4, braking effect is bad, and ear-piercing noise is arranged, although dilated diameter reduces linear velocity, and is also of no avail, the brake holding steel band also ruptures easily and causes potential safety hazard, used servo-actuated afterwards instead and stop, effect is better than brake holding, the also existing problems but servo-actuated is stopped, servo axis is stuck, cause left hoof piece not work, influence braking effect and service life, back-moving spring is fracture and braking backward easily, the effect extreme difference, stopping during upward slope, it is sloping to slip easily.Part producer used the motor bike drum to stop afterwards, had solved above problem preferably, but because motorcycle brake is to use service brake, the arm of force is big, and battery-driven car is to use parking brake, and some women and old man etc. do not have enough strength to go control, so and be not suitable for Electrical Bicycle.
Summary of the invention
The technical problem to be solved in the present invention just provides a kind of booster disc brake apparatus, the problem that exists during it preferably resolves brake holding, servo-actuated is stopped and drum is stopped, the characteristics of light, the long service life of feel when having reliable in structure, high safety, good braking effect, noiseless, brake.
For solving the problems of the technologies described above, the present invention adopts following technical scheme: a kind of booster disc brake apparatus, comprise the brake disc on being fixedly installed in the housing on the vehicle frame and being installed on the wheel, described housing is provided with the brake crank, be provided with the disc brake assembly between housing and brake disc, it is characterized in that: described disc brake assembly comprises the disc brake sheet that is used for brake disc blocking effect, disc brake sheet is active transfers on the wheel Coupling Shaft, also be provided with at least one assisting block on the wall of brake disc one side dorsad on the described disc brake sheet, disc brake sheet is provided with along the guide groove that is used for active installation assisting block of disc brake sheet radial direction setting, also be provided with between described disc brake sheet and the housing and the assisting block of the crank interlock that brakes propulsive mechanism radially, described disc brake sheet radially also is provided with at least one on the wall of a side of propulsive mechanism near assisting block and advances curved surface one, the height of described propelling curved surface one is reduced by height gradually along the positive veer of brake disc, be provided with and advance curved surface one cooresponding propelling curved surface two in the slewing area of corresponding propelling curved surface one on the described housing, the height of described propelling curved surface two is raise by low gradually along the positive veer of brake disc.The gradual change height that advances curved surface two is according to advancing the curved surface one and the effect gap of brake disc to set.
Preferably, described assisting block radially propulsive mechanism is the brake rotating plate, brake rotating plate top is provided with and the cooresponding propelling roller of assisting block quantity, the gradual change that described assisting block is provided with end trend brake disc center position pushes away groove, and the gradual change that described propelling roller is installed on the described assisting block pushes away in the groove.
Improved, described propelling curved surface one also is the curved surface that edges up from inside to outside in radial direction, and is cooresponding, and described propelling curved surface two is and the propelling curved surface one cooresponding curved surface that gradually falls to strengthen the progradation area and advance effect in radial direction from inside to outside.
Preferably, described assisting block is three that even concentric ring is established, and described guide groove is with assisting block cooresponding three.
Preferably, three of establishing of described propelling curved surface 1 for even concentric ring, the described propelling curved surface two corresponding curved surfaces one even concentric rings that advance are made as three.
Improved, described guide groove is provided with at interval with advancing curved surface one.
Preferably, described propelling curved surface one and propelling curved surface two are ring-type.
Preferably, described assisting block is a sector structure, and described guide groove is cooresponding sector structure.
Improved, described guide groove is made of two adjacent propelling curved surfaces one, and advancing curved surface one is the sector structure of ring-type.
Improved, described assisting block top is provided with friction lining.
The present invention is owing to adopt technique scheme, when needs brake, the brake crank that is contained on the housing is rotated by brake cable pulling back drive brake rotating plate, make roller on the brake rotating plate promote that assisting block moves radially and with brake disc in the diapire friction, because the friction force effect of brake disc drives disc brake sheet and rotates, thereby make propelling curved surface one and the propelling curved surface on the housing two on the disc brake sheet produce mutual action, push disc brake sheet to the brake disc sidewall, make disc brake sheet and brake disc produce friction braking.The present invention utilizes the friction force effect between brake disc and assisting block, drive the rotation of disc brake sheet braking brake dish by the force of inertia of brake disc, thereby very light when making brake operation, have the advantage of reliable in structure, high safety, good braking effect, noiseless, long service life.
Description of drawings
The present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.
Fig. 1 is the lateral surface structural representation of a kind of booster disc brake apparatus of the present invention;
Fig. 2 is for removing the structural representation behind the housing among Fig. 1;
Fig. 3 is for removing the structural representation behind the brake rotating plate among Fig. 2;
Fig. 4 is the assisting block structural representation shown in Fig. 3;
Fig. 5 is the middle A-A cutaway view of Fig. 4;
Fig. 6 is the structural representation of brake rotating plate;
Fig. 7 is a B-B cutaway view among Fig. 6;
Fig. 8 is the birds-eye view of assisting block;
Fig. 9 is for advancing a kind of perspective view of curved surface one;
Figure 10 is for advancing the another kind of perspective view of curved surface one;
Structural representation when Figure 11 is installed in the wheel place for the present invention.
The specific embodiment
Extremely shown in Figure 11 as Fig. 1, be a kind of booster disc brake apparatus of the present invention, comprise the housing 11 that is fixedly mounted on the vehicle frame and be installed in brake disc 12 on the wheel 2, described housing 11 is provided with brake crank 13,12 of housing 11 and brake discs are provided with the disc brake assembly, described disc brake assembly comprises the disc brake sheet 22 that is used for brake disc 12 blocking effects, disc brake sheet 22 active switchings on wheel Coupling Shaft 3, on the described disc brake sheet 22 dorsad on the wall of brake disc one side also even concentric ring be provided with three assisting block 23, assisting block 23 tops are provided with friction lining 25, then even concentric ring is provided with along the guide groove that is used for active installation assisting block 221 of disc brake sheet radial direction setting on the disc brake sheet 22, the assisting block 23 active described guide grooves interior 221 that are installed in, described assisting block is preferably sector structure, described guide groove is cooresponding sector structure, like this assisting block is had good positioning action.Also be provided with between described disc brake sheet 22 and the housing 11 and the assisting block of the crank interlock that brakes propulsive mechanism radially, described disc brake sheet 22 near assisting block radially on the wall of propulsive mechanism one side also even concentric ring be provided with the propelling curved surface 1 of three ring-types, as Fig. 9, the height of described propelling curved surface one is reduced by height gradually along the positive veer of brake disc, advance curved surface 1 and guide groove 221 to be provided with at interval, the direction of arrow is the positive veer of brake disc among the figure, that is the wheel working direction.Be provided with and advance the propelling curved surface 2 14 of curved surface one cooresponding ring-type on the described housing 11 in the slewing area of corresponding propelling curved surface one, the height of described propelling curved surface two is raise by low gradually along the positive veer of brake disc.The gradual change height that advances curved surface two is according to advancing the curved surface one and the effect gap of brake disc to set, as Figure 10, described propelling curved surface one also can be set to the curved surface that edges up from inside to outside in radial direction, cooresponding, described propelling curved surface two is and the propelling curved surface one cooresponding curved surface that gradually falls to strengthen the progradation area and advance effect in radial direction from inside to outside.Guide groove 221 advances curved surface one mutual whole spaces to constitute by three in the present embodiment, and during this structure, advancing curved surface one and advancing curved surface two is sector structure.In the present embodiment assisting block radially propulsive mechanism be one the brake rotating plate 21, brake rotating plate 21 centers are provided with mounting hole 211, the 21 active switchings of brake rotating plate are on wheel Coupling Shaft 3, brake rotating plate 21 tops are provided with and the cooresponding propelling roller 24 of assisting block quantity, the gradual change that also is provided with end trend brake disc center position on assisting block 23 pushes away groove 231, and the gradual change that described propelling roller 24 is installed on the described assisting block pushes away in the groove 231.
When needing brake, the brake crank 13 that is contained on the housing 11 is subjected to brake cable pulling back to drive 21 rotations of brake rotating plate, make propelling roller 24 on the brake rotating plate 21 promote that assisting block 23 move radially and with brake disc 12 in the diapire frictions, because the friction force effect of brake disc 12 drives disc brake sheet 22 and rotates, make propelling curved surface 1 and the propelling curved surface on the housing 11 2 14 on the disc brake sheet 22 produce mutual action, push disc brake sheet 22 to brake disc 12 sidewalls, make disc brake sheet 22 and brake disc 12 produce friction braking.Wherein the friction lining at assisting block top itself just has certain braking effect.Trimming screw 4 is used to adjust the gap that disc brake sheet 22 wearing and tearing backs produce among the figure, and when not braking, spring 5 promotes brake crank 13 and returns virgin state.
Above-mentioned interactional assisting block and guide groove, interactional propelling curved surface one and advance curved surface two according to actual environment also can be set to one group, two groups respectively, more than four groups or four groups.Wherein assisting block radially propulsive mechanism also can adopt other drive mechanism.The present invention is applicable to that bicycle, Electrical Bicycle, motor bike and other two taken turns, the drag of three-wheel even the four-wheel vehicle.
Claims (10)
1. booster disc brake apparatus, comprise the housing (11) that is fixedly installed on the vehicle frame and be installed on the brake disc on (2) (12) on the wheel, described housing is provided with brake crank (13), be provided with the disc brake assembly between housing (11) and brake disc (12), it is characterized in that: described disc brake assembly comprises the disc brake sheet (22) that is used for brake disc (12) blocking effect, disc brake sheet (22) is active transfers on wheel Coupling Shaft (3), also be provided with at least one assisting block (23) on the wall of brake disc one side dorsad on the described disc brake sheet, disc brake sheet is provided with the guide groove (221) that is used for active installation assisting block (23) along the setting of disc brake sheet radial direction, also be provided with between described disc brake sheet and the housing and the assisting block of the crank that brakes (13) interlock propulsive mechanism radially, described disc brake sheet (22) radially also is provided with at least one on the wall of a side of propulsive mechanism near assisting block and advances curved surface one (222), the height of described propelling curved surface one is reduced by height gradually along the positive veer of brake disc, be provided with and advance curved surface one cooresponding propelling curved surface two (14) in the slewing area of the upward corresponding propelling curved surface one of described housing (11), the height of described propelling curved surface two is raise by low gradually along the positive veer of brake disc.
2. booster disc brake apparatus according to claim 1, it is characterized in that: described assisting block radially propulsive mechanism is brake rotating plate (21), brake rotating plate top is provided with and the cooresponding propelling roller of assisting block quantity (24), the gradual change that described assisting block (23) is provided with end trend brake disc center position pushes away groove (231), and the gradual change that described propelling roller (24) is installed on the described assisting block pushes away in the groove (231).
3. booster disc brake apparatus according to claim 2 is characterized in that: described propelling curved surface one is the curved surface that edges up from inside to outside in radial direction, and described propelling curved surface two in radial direction is and the propelling curved surface one cooresponding curved surface that gradually falls from inside to outside.
4. according to claim 1,2 or 3 described booster disc brake apparatus, it is characterized in that: described assisting block is three that even concentric ring is established, and described guide groove is with assisting block cooresponding three.
5. according to claim 1,2 or 3 described booster disc brake apparatus, it is characterized in that: three of establishing for even concentric ring of described propelling curved surface 1, the described propelling curved surface two corresponding curved surfaces one even concentric rings that advance are made as three.
6. booster disc brake apparatus according to claim 5 is characterized in that: described guide groove is provided with at interval with advancing curved surface one.
7. according to claim 1,2 or 3 described booster disc brake apparatus, it is characterized in that: described propelling curved surface one and propelling curved surface two are ring-type.
8. according to claim 1,2 or 3 described booster disc brake apparatus, it is characterized in that: described assisting block is a sector structure, and described guide groove is cooresponding sector structure.
9. booster disc brake apparatus according to claim 8 is characterized in that: described guide groove is made of two adjacent propelling curved surfaces one, and described propelling curved surface one is the sector structure of ring-type.
10. according to claim 1,2 or 3 described booster disc brake apparatus, it is characterized in that: described assisting block (23) top is provided with friction lining (25).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008100628890A CN101314386B (en) | 2008-07-02 | 2008-07-02 | Booster disc brake apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008100628890A CN101314386B (en) | 2008-07-02 | 2008-07-02 | Booster disc brake apparatus |
Publications (2)
Publication Number | Publication Date |
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CN101314386A CN101314386A (en) | 2008-12-03 |
CN101314386B true CN101314386B (en) | 2011-06-08 |
Family
ID=40105557
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2008100628890A Expired - Fee Related CN101314386B (en) | 2008-07-02 | 2008-07-02 | Booster disc brake apparatus |
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CN (1) | CN101314386B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102514556B (en) * | 2011-11-18 | 2015-01-21 | 宁波科达制动器制造有限公司 | Novel electric vehicle disc brake installation structure |
CN111918703B (en) * | 2018-04-19 | 2022-01-11 | 霍尼韦尔国际公司 | Polarization deceleration brake for self-retracting device |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2461847Y (en) * | 2001-01-19 | 2001-11-28 | 陈泽民 | Bicycle disk brake device fixed on hub axis |
US6334514B1 (en) * | 2000-02-02 | 2002-01-01 | Shimano Inc. | Bicycle disc brake |
US6349800B1 (en) * | 2000-02-07 | 2002-02-26 | Shimano Inc. | Bicycle disc brake assembly |
CN2557404Y (en) * | 2002-06-24 | 2003-06-25 | 陈凌光 | Mechanical disc brake |
CN201254258Y (en) * | 2008-07-02 | 2009-06-10 | 许志明 | Power-assisted disc brake apparatus |
-
2008
- 2008-07-02 CN CN2008100628890A patent/CN101314386B/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6334514B1 (en) * | 2000-02-02 | 2002-01-01 | Shimano Inc. | Bicycle disc brake |
US6349800B1 (en) * | 2000-02-07 | 2002-02-26 | Shimano Inc. | Bicycle disc brake assembly |
CN2461847Y (en) * | 2001-01-19 | 2001-11-28 | 陈泽民 | Bicycle disk brake device fixed on hub axis |
CN2557404Y (en) * | 2002-06-24 | 2003-06-25 | 陈凌光 | Mechanical disc brake |
CN201254258Y (en) * | 2008-07-02 | 2009-06-10 | 许志明 | Power-assisted disc brake apparatus |
Non-Patent Citations (1)
Title |
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US 6334514 B1,全文. |
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CN101314386A (en) | 2008-12-03 |
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Granted publication date: 20110608 |
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