CN2559547Y - Bicycle disk brake - Google Patents
Bicycle disk brake Download PDFInfo
- Publication number
- CN2559547Y CN2559547Y CN 02263233 CN02263233U CN2559547Y CN 2559547 Y CN2559547 Y CN 2559547Y CN 02263233 CN02263233 CN 02263233 CN 02263233 U CN02263233 U CN 02263233U CN 2559547 Y CN2559547 Y CN 2559547Y
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- CN
- China
- Prior art keywords
- stopping
- sincere
- drive shaft
- actuating device
- brake
- 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
A bicycle disc brake is provided, which comprises a brake driving device and brake tongs. The brake tongs are installed with left and right friction plate components; a V-shaped plate spring is provided between the two friction plate components; the brake driving device is provided with a drive shaft vertical to the friction plate; a shim block is provided between one end of the drive shaft and adjacent friction plates; the other end of the drive shaft extends out a shell and the end of the drive shaft is installed with a rocker arm; a return spring is mounted between the rocker arm and the shell; two brake driving device are symmetrically provided on both sides of the left and right friction plate components. The two-way drive is adopted, so lateral friction does not happen when in use and the brake is more flexible and reliable. Besides, the brake driving device provides a drive bearing between the drive shaft and the shell to standardize the production of the bicycle disc brake and ensure convenient maintenance and repair of the bicycle disc brake.
Description
Technical field
The utility model relates to a kind of brake equipment of bicycle, particularly a kind of disk brake of bicycle.
Background technology
In the prior art, it as number of patent application 01245238.6 Chinese patent, a kind of disk brake of bicycle, it comprises the stop sincere actuating device and the sincere caliper of stopping, in the sincere caliper of stopping, a left side is installed, right friction plate assembly, the bicycle brake dish is housed between two friction plate assemblies, the sincere caliper of stopping is captiveed joint with the housing of the sincere actuating device of stopping, the sincere actuating device of stopping is installed on the cycle frame by mount pad, be provided with axle drive shaft in the described sincere actuating device housing of stopping, one end of axle drive shaft extend in the sincere caliper of stopping and links to each other with right Friction disk assembly, the middle part of axle drive shaft is installed with driving disk, the other end of axle drive shaft stretches out housing, and in its end rocking arm is installed, and between rocking arm and the housing pull back spring is housed.Its weak point is, above-mentioned disk brake of bicycle adopts the mode of unidirectional drive, and actuating device is installed in a side of one of them friction plate assembly, and actuating device is under the pulling of brake cable, axle drive shaft stretches out, the friction plate assembly that is adjacent in the promotion brake caliper makes it to contact with brake disc, and the brake main body is under reaction force acts, the brake main body moves along guide pillar, thereby make two friction plate assemblies hold brake disc tightly, realize braking, it brakes underaction.When the releasing of brake cable wire, axle drive shaft is return under the effect of pull back spring, two friction plate assemblies self-return under the effect of V shaped slab spring, and the brake main body comes back to quick condition.Owing to be unidirectional drive, the actv. friction lining is at first abrasion easily, produces the braking force deficiency, causes potential safety hazard.
Summary of the invention
The technical problems to be solved in the utility model is at the deficiencies in the prior art, has proposed a kind of braking disk brake of bicycle of flexibility and reliability more, and it can not produce the phenomenon of rubbing partially when using.
The utility model wants the technical solution problem to be achieved through the following technical solutions, a kind of disk brake of bicycle, it comprises the stop sincere actuating device and the sincere caliper of stopping, in the sincere caliper of stopping, a left side is installed, right friction plate assembly, be provided with a V shaped slab spring between two friction plate assemblies, the described sincere actuating device of stopping is provided with the axle drive shaft vertical with friction lining, be provided with pad between one end of axle drive shaft and the adjacent friction lining, the axle drive shaft other end stretches out housing, and in its end rocking arm is installed; between rocking arm and the housing pull back spring is housed; be characterized in: on a left side; right friction plate assembly monosymmetric is provided with two sincere actuating devices of stopping, the end of two rocking arms on two sincere actuating devices of stopping is fixed together.Brake cable pulling rocking arm, the axle drive shaft of two sincere actuating devices of stopping rotates simultaneously, and two axle drive shafts produce longitudinal travel in opposite directions, then promote interior two friction plate assemblies of brake caliper and contact with brake disc simultaneously, realize braking.Owing to adopt bi-directional drive, so brake flexibility and reliability more.
The technical matters that will solve of the present utility model can also be achieved through the following technical solutions, the described sincere actuating device of stopping is provided with driving bearing between axle drive shaft and housing, symmetry is provided with three spiral line type grooves on the inner ring body outside face of driving bearing, all be placed with ball in every groove, also be provided with corresponding three grooves on the outer ring body inside face of driving bearing, the outer ring body of driving bearing is captiveed joint with the housing of the sincere actuating device of stopping.The inner ring body of driving bearing is fixed on the axle drive shaft, and when drive shaft turns, the Internal and external cycle axon of driving bearing then with the fixing axle drive shaft axial motion of inner ring body, realizes the driving to friction plate assembly to producing displacement.
The technical matters that will solve of the present utility model can also be achieved through the following technical solutions, on the inner ring body outside face of described driving bearing symmetry to be provided with three be the slideway that the spiral fashion skewed slot of circular arc is formed by recess and cross-sectional plane, on the outer ring body inside face of driving bearing, also be provided with corresponding three slideways, between the inner ring body slideway of driving bearing and the outer ring body slideway ball be housed.
The technical matters that will solve of the present utility model can also be achieved through the following technical solutions, the housing of sincere actuating device stopped is made of one section single-piece pipe with the sincere caliper of stopping, on tube wall, radially have the opening of placing brake disc, left and right friction plate assembly is housed in the pipe of opening both sides, be provided with a V shaped slab spring between two friction plate assemblies, its compact conformation, safe and reliable, the material cost that is easy to get is low, and installation and maintenance are simple and convenient.
The technical matters that will solve of the present utility model can also come by the following technical programs to realize that further the sincere actuating device outside of stopping is fixed with an attaching parts that attaching parts is provided with mounting hole.
The utility model compared with prior art, be provided with two sincere actuating devices of stopping at left and right friction plate assembly monosymmetric, brake cable pulling rocking arm, the axle drive shaft of two sincere actuating devices of stopping rotates simultaneously, two axle drive shafts produce longitudinal travel in opposite directions, then promote interior two friction plate assemblies of brake caliper and contact with brake disc simultaneously, realize braking.Owing to adopt bi-directional drive, can not produce the phenomenon of rubbing partially during use, so brake flexibility and reliability more.Its sincere actuating device of stopping is provided with driving bearing between axle drive shaft and housing in addition, makes the production standardization of disk brake of bicycle, makes disk brake of bicycle be convenient to safeguard repair.
Description of drawings
Fig. 1 is a perspective view of the present utility model.
Fig. 2 is that the A of Fig. 1 is to view.
Fig. 3 is that the C-C of Fig. 2 is to cutaway view.
Fig. 4 is the birds-eye view of driving bearing.
Fig. 5 is that the D-D of Fig. 4 is to cutaway view.
Fig. 6 is another embodiment perspective exploded view of driving bearing.
Fig. 7 looks sectional structure chart for the master of Fig. 6.
Fig. 8 is the birds-eye view of Fig. 7.
The specific embodiment
As Fig. 1,2, shown in 3, a kind of disk brake of bicycle, it comprises the stop sincere actuating device 3 and the sincere caliper 1 of stopping, in the sincere caliper of stopping, a left side is installed, right friction plate assembly 6,7, be provided with a V shaped slab spring 8 between two friction plate assemblies, the described sincere actuating device 3 of stopping is provided with the axle drive shaft vertical with friction lining 12, be provided with pad 9 between one end of axle drive shaft 12 and the adjacent friction lining, axle drive shaft 12 other ends stretch out the housing 10 of the sincere actuating device of stopping, and rocking arm 2 is installed; between rocking arm 2 and the housing 10 pull back spring 11 is housed; on a left side; right friction plate assembly 6 in its end; 7 monosymmetricly be provided with two sincere actuating devices of stopping, the end of two rocking arms 2 on two sincere actuating devices of stopping is fixed together.The housing 10 of sincere actuating device stopped is made of one section single-piece pipe with the sincere caliper 1 of stopping, on tube wall, radially have the opening 5 of placing brake disc, be equipped with in the pipe of opening 5 both sides between 6,7, two friction plate assemblies of left and right friction plate assembly and be provided with a V shaped slab spring 8.Sincere actuating device housing 10 external stabilities of stopping have an attaching parts 4, and attaching parts 4 is provided with mounting hole.Brake cable pulling rocking arm, the axle drive shaft of two sincere actuating devices of stopping rotates simultaneously, and two axle drive shafts produce longitudinal travel in opposite directions, then promote interior two friction plate assemblies of brake caliper and contact with brake disc simultaneously, realize braking.
Shown in Fig. 4,5, the described sincere actuating device 3 of stopping is provided with driving bearing 13 between the housing 10 of the axle drive shaft 12 and the sincere actuating device of stopping, symmetry is provided with the spiral line type groove 17 that three sliver transvers sections are circular arc on inner ring body 16 outside faces of driving bearing 13, all be placed with ball 15 in every groove, on outer ring body 14 inside faces of driving bearing 13, also be provided with corresponding three grooves 18, the outer ring body 14 of driving bearing 13 and 10 fixed installations of the housing of the sincere actuating device of stopping.The inner ring body of driving bearing is fixed on the axle drive shaft, and when drive shaft turns, the Internal and external cycle axon of driving bearing then with the fixing axle drive shaft axial motion of inner ring body, realizes the driving to friction plate assembly to producing displacement.
Shown in Fig. 6,7,8, the stop another kind of embodiment of driving bearing of sincere actuating device, on inner ring body 16 outside faces of described driving bearing 13 symmetry to be provided with three be the slideway 19 that the spiral fashion skewed slot of circular arc is formed by recess and cross-sectional plane, on outer ring body 14 inside faces of driving bearing 13, also be provided with corresponding three slideways 20, between the inner ring body slideway 19 of driving bearing 13 and the outer ring body slideway 20 ball 15 be housed.
Claims (5)
1. disk brake of bicycle, it comprises the stop sincere actuating device (3) and the sincere caliper (1) of stopping, in the sincere caliper of stopping, a left side is installed, right friction plate assembly (6,7), be provided with a V shaped slab spring (8) between two friction plate assemblies, the described sincere actuating device (3) of stopping is provided with the axle drive shaft vertical with friction lining (12), be provided with pad (9) between one end of axle drive shaft (12) and the adjacent friction lining, axle drive shaft (12) other end stretches out the housing (10) of the sincere actuating device of stopping, and rocking arm (2) is installed in its end; between rocking arm (2) and the housing (10) pull back spring (11) is housed; it is characterized in that: on a left side; right friction plate assembly (6; 7) monosymmetric is provided with two sincere actuating devices of stopping, the end of two rocking arms (2) on two sincere actuating devices of stopping is fixed together.
2. disk brake of bicycle according to claim 1, it is characterized in that: the described sincere actuating device (3) of stopping is provided with driving bearing (13) between the housing (10) of the axle drive shaft (12) and the sincere actuating device of stopping, symmetry is provided with the spiral line type groove (17) that three sliver transvers sections are circular arc on inner ring body (16) outside face of driving bearing (13), all be placed with ball (15) in every groove, also be provided with corresponding three grooves (18) on outer ring body (14) inside face of driving bearing (13), the outer ring body (14) of driving bearing (13) fixedly mounts with the housing (10) of the sincere actuating device of stopping.
3. disk brake of bicycle according to claim 2, it is characterized in that: on inner ring body (16) outside face of described driving bearing (13) symmetry to be provided with three be the slideway (19) that the spiral fashion skewed slot of circular arc is formed by recess and cross-sectional plane, on outer ring body (14) inside face of driving bearing (13), also be provided with corresponding three slideways (20), between the inner ring body slideway (19) of driving bearing (13) and the outer ring body slideway (20) ball (15) be housed.
4. disk brake of bicycle according to claim 1, it is characterized in that: the housing of the sincere actuating device of stopping (10) is made of one section single-piece pipe with the sincere caliper (1) of stopping, on tube wall, radially have the opening (5) of placing brake disc, left and right friction plate assembly (6,7) is housed in the pipe of opening (5) both sides, is provided with a V shaped slab spring (8) between two friction plate assemblies.
5. disk brake of bicycle according to claim 1 is characterized in that: sincere actuating device housing (10) external stability of stopping has an attaching parts (4), and attaching parts (4) is provided with mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02263233 CN2559547Y (en) | 2002-07-16 | 2002-07-16 | Bicycle disk brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02263233 CN2559547Y (en) | 2002-07-16 | 2002-07-16 | Bicycle disk brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2559547Y true CN2559547Y (en) | 2003-07-09 |
Family
ID=33729662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02263233 Expired - Fee Related CN2559547Y (en) | 2002-07-16 | 2002-07-16 | Bicycle disk brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2559547Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103982576A (en) * | 2014-05-17 | 2014-08-13 | 宁波力盟工业有限公司 | Mechanical double-pull-disc type brake |
| CN104908877A (en) * | 2015-06-15 | 2015-09-16 | 太仓市惠得利弹簧有限公司 | Brake spring of bicycle |
-
2002
- 2002-07-16 CN CN 02263233 patent/CN2559547Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103982576A (en) * | 2014-05-17 | 2014-08-13 | 宁波力盟工业有限公司 | Mechanical double-pull-disc type brake |
| CN103982576B (en) * | 2014-05-17 | 2016-11-23 | 宁波力盟工业有限公司 | A kind of machinery is double draws disk brake |
| CN104908877A (en) * | 2015-06-15 | 2015-09-16 | 太仓市惠得利弹簧有限公司 | Brake spring of 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 |