CN2567140Y

CN2567140Y - Bicycle disk brake bar capable of regulating torsion

Info

Publication number: CN2567140Y
Application number: CN 02243252
Authority: CN
Inventors: 林·艾伦·麦尔斯
Original assignee: WANXIANG INTERNATIONAL ENTERPRISE CO Ltd TAIWAN
Current assignee: WANXIANG INTERNATIONAL ENTERPRISE CO Ltd TAIWAN
Priority date: 2002-07-19
Filing date: 2002-07-19
Publication date: 2003-08-20
Anticipated expiration: 2012-07-19

Abstract

The utility model relates to a bicycle disk brake bar capable of regulating torque force, which comprises a disk brake body which is provided with a brake wire holder used for the clamping and positioning of a sleeve end of a brake wire. A brake bar is pulled by the wire rope of the brake wire and drives a group of clamps to clamp a brake disk, and then braking action is generated. The brake bar is provided with a position adjusting component which can adjust the fixed end of the wire rope, so that the fixed end of the wire rope can be fixedly locked at different positions of the braking bar. Therefore, the utility model provides a torque force adjustment mechanism with easy adjustment and simple structure.

Description

Can adjust the bicycle disc brake fixed pawl of torsion

(1) technical field:

The utility model is relevant with bicycle disc brake mechanism, more detailed it, be meant a kind ofly to cooperate different range of use bicycle and adjust brake strength and adjust torsion lever ratio according to need at any time and the bicycle disc brake fixed pawl of the torsion adjusted of better controlled and ease of use is provided easilier, belong to bicycle accessories by the rider.

(2) background technology:

As everyone knows, the brake system of bicycle is very huge to rider's security implication, therefore manufacturer spends sizable mental and physical efforts and works hard in the research and development and the innovation aspect of brake system, brake to the brake of messenger wire formula and the folder formula of directly the wheel frame being braked from early stage drum brakes, until nearest disc brakes, brake system has significant progress, yet be not that good braking force is arranged is exactly practical brake, because its torsion lever ratio that requires to brake of bicycle at different range of use is different, the car (MTB) of for example climbing the mountain, brisk car (City Bike), este wagon (TrekkingBike) or sport car (Racing Bike) or the like, because its purposes separately and the condition of road surface difference of travelling, the torsion lever ratio of its desired brake also has nothing in common with each other, traditional Bicycle dished brake mechanism, its torsion lever ratio is all fixed, therefore must be at the disc brake mechanism of the different torsion lever ratios of bicycle designs of different range of use, the cost that increases research and development and manufacture also increases part stock's cost simultaneously, in addition, same bicycle at last just, sometimes also can cause its desired brake control power also also inequality because of the road conditions difference that it drove, particularly close at Off Road Arena, that is be engaged in for the people of cross-country activity for driving the mountain-climbing car, sometimes too quick and powerful brake can cause accident on the contrary, and along with the different of rider's muscle power and drive speed, the difference of road conditions, at any time necessity of adjusting brake torsion lever ratio is all arranged, yet traditional disc brake mechanism also can't provide the user to adjust the function of torsion lever ratio arbitrarily, see also Fig. 1, shown in Figure 2, commonly use Bicycle dished brake mechanism, it mainly is a dishful of body 2 of stopping of locking on the crotch 1 of a bicycle, this body 2 is provided with a coilable fixed pawl 3, an and braking wire base 4,5 of one brake cable make the termination blocking of its sleeve pipe 5a be positioned this braking wire base 4, and the cable wire 5b that makes this brake cable 5 is locked in this fixed pawl 3 ends, so, this fixed pawl 3 will be subjected to the pulling of cable wire 5b and deflection, and then drive an offset assembly 8 displacements and make 6 pairs of a pair of clamps of setting up relatively together shaft lock be fixed in the braking action that the brake disc 7 of axis wheel position clamps, the shaft core position of this fixed pawl 3 is provided with torque spring so that its homing when no external force state, construct as the above-mentioned disc brake of commonly using, because this cable wire 5b system is locked on the fixed position of fixed pawl 3, and can't provide the user to adjust the function of torsion lever ratio arbitrarily, cause the inconvenience in the use, and at the bicycle of different range of use, maker then must make the disc brake product of multiple different torsion lever ratios, the cost that has increased exploitation and made.

The purpose of this utility model is: a kind of bicycle disc brake fixed pawl of adjusting torsion is provided, it can be at the bicycle of variety classes purposes and adjusts different torsion lever ratio, make dissimilar bicycles general with single product, can reduce exploitation and manufacturing cost; This device uses flexibly, can be adjusted torsion lever ratio as required at any time and better controlled and ease of use is provided by the rider.

(3) summary of the invention:

A kind of bicycle disc brake fixed pawl of adjusting torsion of the utility model, it includes the disc brake body, this disc brake body is provided with the sleeve pipe termination blocking location of a braking wire base for a brake cable, one fixed pawl then is subjected to the pulling of this brake cable cable wire and drives one group of clamp to disc generation clamping, and then generation braking action, of the present utility model being characterised in that: this fixed pawl is provided with a position and adjusts assembly, the fixed end that can adjust this cable wire is locked in the different extension position of this fixed pawl respectively, uses the torsion adjusting mechanism that an easy adjustment and simple structure are provided.

Wherein this position is adjusted assembly and is lain in the capable hole of the bar that alongst is provided with a strip on this fixed pawl, one screw and a nut lay respectively at the both sides of this fixed pawl, one pad is sheathed on this screw, when this screw nut locking, the cable wire locking of this brake cable can be positioned on this fixed pawl.

Wherein the outside face of this fixed pawl also is provided with the depression position perpendicular to the parallel depression position that is provided with predetermined number of length direction on this pad, can provide the easier sheathed location of cable wire and difficult cunning partially when this screw nut locking.

Wherein assembly is adjusted in this position, system is provided with guide channel along the length direction of this fixed pawl, one slide block set is located in this guide channel and can be slided along this guide channel, the distolateral wall of this slide block is provided with a fixed orifice, supply a screw and pad that the cable wire locking of this brake cable is positioned this slide block endface position, also be provided with a fixed orifice on this slide block wall, this slide block locking be positioned the predetermined length position of this guide channel for a screw.。

Wherein the front side wall of this guide channel is provided with an eleven punch 11, also is provided with a fixed orifice on the front side wall of this slide block, and confession one screw is penetrated by this eleven punch 11 position and this slide block is locked.

Wherein assembly is adjusted in this position, system is provided with a guide channel along the length direction of this fixed pawl, one guide screw is located in this guide channel, one slide block system utilizes its guide screw hole and spiral shell is located on this guide screw, and can move arbitrarily along the length direction of this guide channel, be provided with a fixed orifice in addition on the front side wall of this slide block, the cable wire of this brake cable be locked in this location positioning for a screw and pad.

A kind of bicycle disc brake fixed pawl of adjusting torsion of the utility model, its advantage is: simple in structure, economical and practical, flexible and convenient to use applicable to dissimilar bicycles, controller performance is good, and saves cost.

(4) description of drawings:

Fig. 1 is a schematic perspective view of commonly using Bicycle dished brake.

Fig. 2 is a combination dissected figure of commonly using Bicycle dished brake.

Fig. 3 is the schematic perspective view of the utility model one preferred embodiment.

Fig. 4 is the cut-away view of above-mentioned preferred embodiment fixed pawl.

Fig. 5 is the schematic perspective view of another preferred embodiment of the utility model.

Fig. 6 is the schematic perspective view of the another preferred embodiment of the utility model.

Number in the figure is as follows:

10 bodies, 11 braking wire bases, 12 fixed orifices

21 capable holes of assembly are adjusted in 13 fixed pawls, 20 positions

22 depression position 23 screws, 24 nuts

25 pads, 251 depression positions

30 brake cable, 31 sleeve pipes, 32 cable wires

Assembly 41 guide channels are adjusted in 40 positions

42 perforation, 43 slide blocks, 431 fixed orifices

432 fixed orifices, 44 screws, 45 pads

Assembly is adjusted in 46 screws, 47 pads, 50 positions

51 guide channels, 511 axis holes, 512 axis holes

52 guide screws, 521 knobs, 522 back jack-posts

Jack-post 524 caulking grooves 525 C type rings before 523

53 slide blocks, 531 guide screw holes, 532 fixed orifices

533 depression position 54 screws, 55 pads

551 depression positions

(5) specific embodiment:

See also Fig. 3, shown in Figure 4, the preferred embodiment of one of a kind of bicycle disc brake fixed pawl of adjusting torsion of the utility model, it includes: assembly 20 and one group of brake cable 30 are adjusted in a disc brake body 10, a position; Wherein

This disc brake body 10, utilize fixed orifice default on it 12 for being fixed in the bicycle fork bracket position, it is provided with the sleeve pipe 31 termination blocking location of a braking wire base 11 for this brake cable 30, the one side is provided with a fixed pawl 13 that can be pulled deflection, clamp and when these fixed pawl 13 deflections, can drive the brake disc that a pair of clamp of being located in this body 10 of setting up relatively will be located in therebetween, this brake disc so can carry out braking action with the shaft core position that is located in wheel.

Assembly 20 is adjusted in this position, be located at these fixed pawl 13 positions and can this brake cable cable wire 32 be locked in different length position on this fixed pawl 13 for adjusting, be located at the capable hole 21 of the bar that alongst is provided with a strip on this fixed pawl 13 in its present embodiment, the outside face of this fixed pawl 13 is perpendicular to the parallel predetermined number depression position 22 that is provided with of length direction, one screw 23 and a nut 24 lay respectively at the both sides of this fixed pawl 13, one pad 25 is sheathed on this screw 23, also be provided with depression position 251 on this pad 25, when these screw 23 nuts 24 lockings, cable wire 32 lockings of this brake cable 30 can be positioned on this fixed pawl 13, and the depression position 22 on this fixed pawl 13 and the pad 25,251 can provide the easier sheathed location of cable wire 32 and difficult cunning partially.

This brake cable 30, for being connected between brake crank and the disc brake body 10, it generally includes a sleeve pipe 31 and a cable wire 32, when the rider pulls brake crank and brakes, utilizes the fixed pawl 13 on these cable wire 32 pulling disc brake bodies 10 to carry out braking action.

By above-mentioned structure, when the user will adjust different torsion lever ratio, need only screw 23 and nut 24 are unscrewed, can be along any shift position of length direction in this row hole 21, again this cable wire 32 is locked in the different extension position of this fixed pawl 13, when this cable wire 32 is positioned at extension position different on the fixed pawl 13, the length of its arm of force is also inequality, when the long more torsion of arm of force length big more, the relative brake strength that it produced is big more, therefore, bicycle at different range of use, only needing to adjust different arm of force length gets final product, needn't the disc brake of different arm of force specifications need be produced as the product of commonly using, exploitation can be effectively reduced, manufacturing and part stock's cost, not only like this, when the cyclist is traveling on the different road conditions, also can utilize simple tools to adjust different torsion lever ratio easily voluntarily, can provide better drive controlled, the convenience that increase to use.

See also shown in Figure 5, another preferred embodiment of the utility model, it also includes: a disc brake body 10, a position are adjusted assembly 40 and one group of brake cable 30; Wherein this disc brake body 10 is organized not superfluous words of brake cable 30 identical events with previous embodiment with this, and its difference is:

Assembly 40 is adjusted in this position, be located on this fixed pawl 13, its length direction along this fixed pawl 13 is provided with a square guide channel 41, be provided with an eleven punch 11 42 in the front side of this guide channel wall, one strip slide block 43 is sheathed in this guide channel 41 and can slides along this guide channel 41, the distolateral wall of this slide block 43 is provided with a fixed orifice 431, supply a screw 44 and pad 45 that cable wire 32 lockings of this brake cable 30 are positioned this slide block 43 endface position, also be provided with a fixed orifice 432 on the front side wall of this slide block 43, for a screw 46 and pad 47 is penetrated by these eleven punch 11 43 positions and 43 lockings of this slide block are positioned the predetermined length position of this guide channel 41.

By above-mentioned structure, when the user will adjust different torsion lever ratio, need only screw 46 is unscrewed, can be with this slide block 43 along any shift position of the length direction of this guide channel 41, when this cable wire 32 is positioned at our needed arm of force extension position, with these screw 46 lockings, can reach the purpose of adjusting different torsion lever ratios again.

See also shown in Figure 6, the another preferred embodiment of the utility model, it also includes: a disc brake body 10, a position are adjusted assembly 50 and one group of brake cable 30; Wherein this disc brake body 10 is organized not superfluous words of brake cable 30 identical events with previous embodiment with this, and its difference is:

Assembly 50 is adjusted in this position, be located on this fixed pawl 13, its length direction along this fixed pawl 13 is provided with a guide channel 51, the two ends of this guide channel 51 respectively are provided with an axis hole 511,512, one guide screw 52 is arranged in this guide channel 51, its rear end is provided with a knob 521, and its preceding jack-post 523 is coupling in this axis hole 511, back jack-post 522 is coupling in this axis hole 512, utilize a caulking groove 524 and a C type ring 525 that these guide screw 52 restrictions are positioned in this guide channel 51 afterwards, one slide block 53 utilizes its guide screw hole 531 and spiral shell is located on this guide screw 52, and can move arbitrarily along the length direction of this guide channel 51, be provided with a fixed orifice 532 and a depression position 533 on the front side wall of this slide block 53 in addition, for a screw 54 and pad 55 cable wire 32 of this brake cable 30 is locked in this location positioning, also be provided with depression position 551 on this pad 55, can cooperate the depression position 533 on this slide block 53 to make these cable wire 32 easier location be difficult for sliding partially.

By above-mentioned structure, when will adjusting different torsion lever ratio, the user needs only the knob 521 that rotates this guide screw 52 with hand, its screw thread will drive this slide block 53 and move along the length direction of guide channel 51, the fixed end of cable wire 32 can be adjusted to required arm of force extension position, present embodiment needn't have more convenience by other instrument when adjusting in the use.

In sum, a kind of bicycle disc brake fixed pawl of adjusting torsion of the utility model, it constructs simple and easy practicality, can be common to the bicycle of various different range of use, and provide the rider to adjust different torsion lever ratio according to need voluntarily, have more comfort feature in the use.

Claims

1. the bicycle disc brake fixed pawl that can adjust torsion, it includes the disc brake body, this disc brake body is provided with a braking wire base for the sleeve pipe termination blocking location of a brake cable, and one is subjected to the pulling of this brake cable cable wire and drives one group of clamp and one disc is produced the fixed pawl that clamps; It is characterized in that: this fixed pawl is provided with a position and adjusts assembly.

2. a kind of bicycle disc brake fixed pawl of adjusting torsion according to claim 1, it is characterized in that: wherein assembly alongst is provided with a strip on this fixed pawl the capable hole of bar is adjusted in this position, one screw and a nut lay respectively at the both sides of this fixed pawl, one pad is sheathed on this screw, and the cable wire of this brake cable is locked on fixed pawl by screw nut.

3. a kind of bicycle disc brake fixed pawl of adjusting torsion according to claim 2 is characterized in that: wherein the outside face of this fixed pawl also is provided with the depression position perpendicular to the parallel predetermined number depression position that is provided with of length direction on this pad.

4. a kind of bicycle disc brake fixed pawl of adjusting torsion according to claim 1, it is characterized in that: wherein assembly is adjusted in this position, length direction along this fixed pawl is provided with guide channel, one can be located in this guide channel also along the slide block set that this guide channel slides, the distolateral wall of this slide block is provided with one and for a screw and pad the cable wire locking of this brake cable is positioned the fixed orifice of this slide block endface position, also is provided with one on this slide block wall and this slide block locking is positioned the fixed orifice of the predetermined length position of this guide channel for a screw.

5. a kind of bicycle disc brake fixed pawl of adjusting torsion according to claim 4, it is characterized in that: wherein the front side wall of this guide channel is provided with an eleven punch 11, also is provided with one on the front side wall of this slide block and is penetrated by this eleven punch 11 position and with the fixed orifice of this slide block locking for a screw.

6. a kind of bicycle disc brake fixed pawl of adjusting torsion according to claim 1, it is characterized in that: wherein assembly is adjusted in this position, length direction along this fixed pawl is provided with a guide channel, one guide screw is located in this guide channel, one can utilize its guide screw hole along the slide block that the length direction of this guide channel moves arbitrarily and spiral shell is located on this guide screw, is provided with one on the front side wall of this slide block in addition and the cable wire of this brake cable is locked in the fixed orifice of this location positioning for a screw and pad.