CN2499329Y - Bicycle disc brake - Google Patents
Bicycle disc brake Download PDFInfo
- Publication number
- CN2499329Y CN2499329Y CN 01245238 CN01245238U CN2499329Y CN 2499329 Y CN2499329 Y CN 2499329Y CN 01245238 CN01245238 CN 01245238 CN 01245238 U CN01245238 U CN 01245238U CN 2499329 Y CN2499329 Y CN 2499329Y
- Authority
- CN
- China
- Prior art keywords
- sincere
- stopping
- brake
- friction plate
- actuating device
- 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 comprises a brake-drive device and a brake tongs body, wherein the inside of the tongs body is provided with a left and a right friction plate components, a brake disc is arranged between the left and the right friction plate components; the tongs body is fixed with the casing of a drive unit which is arranged on a bicycle frame through an installation seat; the casing of the brake-drive device is provided with a drive shaft inside; one end of the drive shaft extends into the brake tongs body to be connected with the right friction plate component, while the middle part of the drive shaft is fixed with a drive disc and the other end of the drive shaft extends out of the casing and has the end part provided with a rocker arm; a return spring is arranged between the rocker arm and the casing; the left disc face of the drive disc is provided with at least three axisymmetric slipways with helical surface; the part of the casing opposite to the slipways are provided with spherical crown-shaped grooves; steel balls are arranged between the spherical crown-shaped grooves and the slipways; in addition, one tongs arm of the tongs body which is cast with the casing of the drive unit into a whole is connected with the other tongs arm through a bolt. The utility model has a compact structure and is safe and reliable in braking.
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, as the patent No. is the Chinese patent of 9929708.X, it comprises stop sincere actuating device and the U-shaped sincere caliper of stopping, in the sincere caliper of stopping, left and right friction plate assembly is installed, 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, its actuating device adopts right dish, driving disk, left side dish is housed on the center shaft successively, all be shaped on the inclined-plane slide unit on each card, between right side dish and the driving disk, driving disk all is provided with steel ball between coiling with a left side.Its weak point is, the driving device structure complexity, brake dumb, structure is not compact, using after a period of time in addition, the caliper of its Pan Zha has bigger distortion, again because of its friction lining registration device by screw retention, period of service one is long, and the INT COMP of its friction lining registration device can misplace.This variation can cause the reliability decrease of brake equipment, makes the braking ability variation of bicycle, brings hidden danger for cyclist's safety.
Summary of the invention
The technical problems to be solved in the utility model is, at the deficiencies in the prior art, proposed a kind of compact conformation, safe and reliable disk brake of bicycle, and its braking is more flexible, and cost is lower.
The concrete technical solution scheme of the utility model is, 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 characterized in: 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 rocking arm is installed; between rocking arm and the housing pull back spring is housed; the left side card of driving disk is shaped at least three axisymmetric helical surface slide units, housing and helical surface slide unit opposite position are provided with spherical groove, between spherical groove and the slide unit steel ball are housed in its end.
The technical matters that will solve of the present utility model can also be achieved through the following technical solutions, the stop tong arm of sincere caliper and the housing inblock cast of actuating device is one, pass through bolted connection with another tong arm, the actuating device housing is provided with two outstanding angles, every angle is provided with a through hole, mount pad be provided with two with the angle on the guide pillar of through hole bearing fit, stop two tong arm inboards of sincere caliper respectively are provided with a groove of placing friction plate assembly, are provided with a V shaped slab spring between two friction plate assemblies.Actuating device is under the pulling of brake cable, and axle drive shaft stretches out, and promotes the friction plate assembly that is adjacent in the brake caliper, make it to contact with brake disc, the brake main body is under reaction force acts, and the brake main body moves along guide pillar, thereby make two friction plate assemblies hold brake disc tightly, realize braking.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.
The technical matters that will solve of the present utility model can also be achieved through the following technical solutions, and freely contacts between friction plate assembly that axle drive shaft described and the sincere actuating device of stopping is adjacent and the axle drive shaft, and two friction plate assemblies are identical, interchangeable.Friction plate assembly is identical, has improved the interchangeability of friction plate assembly.
The technical matters that will solve of the present utility model can also be achieved through the following technical solutions, the actuating device housing is provided with brake cable and props up the angle, brake cable props up the angle and is provided with through hole, be movably installed with a set screw seat in the through hole, set screw is installed on the set screw seat by screw thread, and set screw is provided with the through hole that brake cable penetrates.
The utility model compared with prior art, the steel ball of the sincere actuating device of stopping is installed between driving disk and the housing, dish about having saved, its compact conformation, braking flexibly greatly reduces cost.The stop tong arm of sincere caliper and the housing inblock cast of actuating device is one, with another tong arm by bolted connection, its compact conformation, integral rigidity improves greatly, main body can not produce distortion during brake; The installation of friction plate assembly, replacing are conveniently.Brake main body and two guide pillar sliding block joints are provided with a V shaped slab spring between two friction plate assemblies, supporting ﹠ stablizing, and braking ability is good.
Description of drawings
Fig. 1 is the front view of sincere part of stopping.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is that the A-A of Fig. 2 is to cutaway view.
Fig. 4 stops the three-dimensional structure diagram of sincere actuating device housing.
Fig. 5 is a mount pad block diagram of the present utility model.
Fig. 6 is the block diagram of set screw and set screw seat.
Fig. 7 installs for the utility model trailing wheel and concerns scheme drawing.
Embodiment
Embodiment one, the specific embodiment of the present utility model such as Fig. 1, Fig. 2, Fig. 3, Fig. 4, shown in Figure 5: a kind of disk brake of bicycle, it comprises the stop sincere actuating device 4 and the sincere caliper 1 of stopping, the sincere caliper 1 of stopping is captiveed joint with the housing 14 of the sincere actuating device 4 of stopping, in the sincere caliper 1 of stopping, a left side is installed, right friction plate assembly 2,3, bicycle brake dish 23 is housed between two friction plate assemblies, the sincere actuating device 4 of stopping is installed on the cycle frame by mount pad 25, it is characterized in that: be provided with axle drive shaft 7 in the described sincere actuating device housing 14 of stopping, one end of axle drive shaft 7 extend in the sincere caliper 1 of stopping and links to each other with right Friction disk 3 assemblies, the middle part of axle drive shaft 7 is installed with driving disk 15, the other end of axle drive shaft 7 stretches out housing 14, and Rocker arm 5 is installed; between Rocker arm 5 and the housing 14 pull back spring 17 is housed; the left side card of driving disk 15 is shaped at least three axisymmetric helical surface slide units 18; housing 14 is provided with spherical groove 20 with helical surface slide unit 18 opposite positions, between spherical groove 20 and the slide unit steel ball 16 is housed in its end.
Embodiment two, and in the above embodiments, the left side card of driving disk 15 is shaped on four spiral slide units 18.The tong arm of the described sincere caliper 1 of stopping and housing 14 inblock casts of actuating device 4 are one, pass through bolted connection with another tong arm, actuating device housing 14 is provided with two outstanding angles 11, every angle is provided with a through hole 19, mount pad 25 be provided with two with the angle on the guide pillar 6 of through hole 19 bearing fits, stop two tong arm inboards of sincere caliper 1 respectively are provided with a groove of placing friction plate assembly, are provided with a V shaped slab spring 13 between two friction plate assemblies.The front of friction plate assembly has corresponding groove with leaf spring.Freely contact between friction plate assembly adjacent with the axle drive shaft of the sincere actuating device of stopping and the axle drive shaft, two friction plate assemblies are identical, interchangeable.
For the installation of preceding wheel disc lock, mount pad can be directly installed on the bicycle front fork.For the installation of rear trochal disc lock, as shown in the figure, need to adopt one one end to be provided with prong, the other end is provided with the fixed mount 24 of climbing, and fixed mount 24 adopts screw to be connected with mount pad 25.
Claims (4)
1. disk brake of bicycle, it comprises the stop sincere actuating device (4) and the sincere caliper (1) of stopping, the sincere caliper (1) of stopping is captiveed joint with the housing (14) of sincere actuating device (4) of stopping, in the sincere caliper (1) of stopping, a left side is installed, right friction plate assembly (2,3), bicycle brake dish (23) is housed between two friction plate assemblies, the sincere actuating device (4) of stopping is installed on the cycle frame by mount pad (25), it is characterized in that: be provided with axle drive shaft (7) in the described sincere actuating device housing (14) of stopping, one end of axle drive shaft (7) extend in the sincere caliper (1) of stopping and links to each other with right Friction disk (3) assembly, the middle part of axle drive shaft (7) is installed with driving disk (15), the other end of axle drive shaft (7) stretches out housing (14), and rocking arm (5) is installed in its end; between rocking arm (5) and the housing (14) pull back spring (17) is housed; the left side card of driving disk (15) is shaped at least three axisymmetric helical surface slide units (18); housing (14) is provided with spherical groove (20) with helical surface slide unit (18) opposite position, between spherical groove (20) and the helical surface slide unit (18) steel ball (16) is housed.
2. disk brake of bicycle according to claim 1, it is characterized in that: the tong arm of the sincere caliper (1) of stopping and housing (14) inblock cast of actuating device (4) are one, pass through bolted connection with another tong arm, actuating device housing (14) is provided with outstanding two angles (11), every angle is provided with a through hole (19), mount pad (25) be provided with two with the angle on the guide pillar (6) of through hole (19) bearing fit, stop two tong arm inboards of sincere caliper (1) respectively are provided with a groove of placing friction plate assembly, are provided with a V shaped slab spring (13) between two friction plate assemblies.
3. disk brake of bicycle according to claim 2 is characterized in that: freely contact between friction plate assembly (3) adjacent with the axle drive shaft (7) of sincere actuating device (4) of stopping and the axle drive shaft (7), two friction plate assemblies (2,3) are identical.
4. disk brake of bicycle according to claim 2, it is characterized in that: actuating device housing (14) is provided with brake cable and props up angle (21), brake cable props up angle (21) and is provided with through hole (22), be movably installed with a set screw seat (9) in the through hole (22), set screw (8) is installed on the set screw seat (9) by screw thread, and set screw (8) is provided with the through hole that brake cable penetrates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01245238 CN2499329Y (en) | 2001-08-03 | 2001-08-03 | Bicycle disc brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01245238 CN2499329Y (en) | 2001-08-03 | 2001-08-03 | Bicycle disc brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2499329Y true CN2499329Y (en) | 2002-07-10 |
Family
ID=33656516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01245238 Expired - Fee Related CN2499329Y (en) | 2001-08-03 | 2001-08-03 | Bicycle disc brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2499329Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100363641C (en) * | 2004-12-13 | 2008-01-23 | 宁波合力汽车零部件有限公司 | Caliper disc brake |
-
2001
- 2001-08-03 CN CN 01245238 patent/CN2499329Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100363641C (en) * | 2004-12-13 | 2008-01-23 | 宁波合力汽车零部件有限公司 | Caliper disc brake |
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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 |