CN104773248A

CN104773248A - Bicycle brake

Info

Publication number: CN104773248A
Application number: CN201510139858.0A
Authority: CN
Inventors: 温芫鋐
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-03-27
Filing date: 2015-03-27
Publication date: 2015-07-15
Anticipated expiration: 2035-03-27
Also published as: CN104773248B

Abstract

The invention relates to a bicycle brake, which comprises a base, a first arm assembly and a second arm assembly, wherein the base is fixedly connected with a bicycle frame of a bicycle in a way without relative motion, the first arm assembly is pivoted on the base, and is provided with a first end part, a second end part and a first butting part, the first end part is connected with a braking line, and the second end part clamps and swings towards one braking edge of a wheel rim. The second arm assembly is pivoted at the base relative to the first arm assembly, and is provided with a third end part, a fourth end part and a second abutting part arranged at the third end part, the second butting part is arranged above the first butting part in a way with the interference in the pivoting direction, and the fourth end part clamps and swings towards to the other braking edge of the wheel rim.

Description

Bicycle brake

Technical field

The present invention relates to brake technique field, particularly bicycle brake.

Background technology

General mood is prevailing by bike in recent years, often has cycle racing to compete, and therefore how to allow rider that speed faster can be had to move, one of wish improvement part that this object is each bicycle dealer.In addition, part of another emphatically improvement is brake system, directly affects because brake system has for the personal safety of rider.The brake of general known bicycle all has two relative arm-piece, first draws a wherein arm-piece and swings the brake limit near wheel rim, just drive another arm-piece near another limit of braking afterwards again, clamp by both sides arm-piece the object that wheel rim reaches brake by brake cable.

But, in this type of known assembly technique, two arm-piece of brake cannot clamp wheel frame by synchronous hunting, therefore the right and left meeting generation time is poor, effectively cannot brake and can produce deviation, and when causing brake, stressed meeting biases toward wherein on one side, monolateral brake member is made to be subject to too much abrasion, and then braking ability after having influence on, there is the scarce fraud urgently improved.

Therefore, be necessary to provide a kind of novelty and the bicycle brake with progressive, to solve the above problems.

Summary of the invention

The object of this invention is to provide a kind of bicycle brake, when being subject to brake cable and driving during start, relatively two arm components synchronously can carry out folder pendulum to wheel rim, not only can reduce the brake reaction time, and the brake member of wheel rim dual-side can be subject to stressed fifty-fifty, therefore can have preferably braking effect.

For achieving the above object, the present invention takes following technical scheme:

The invention provides a kind of bicycle brake, comprise a pedestal, one first arm component and one second arm component.This pedestal is solidly connected to the vehicle frame of a bicycle with supplying not relative motion.This first arm component is hubbed at this pedestal, and this first arm component has a first end, a second end and one first butting section, and this first end connects for a brake cable, and this second end is for the brake limit folder pendulum towards a wheel rim.This second arm component is hubbed at this pedestal relative to this first arm component, the second butting section that this second arm component has one the 3rd end, the 3rd end is located in one the 4th end and, this second butting section is located at the top of this first butting section interferingly in pivotal orientation, and the 4th end is for another brake limit folder pendulum towards this wheel rim.

Described first arm component is provided with an arc recess, and described second butting section penetrates in described arc recess.

The top inner face of described arc recess has a restriction face, described second butting section has one towards the stop surface in described restriction face, this restriction face and described stop surface have identical outline, and when described second and the 4th end lie farthest away, this restriction face and this stop surface stick to mutually.

The end of described first butting section be provided with one with described second butting section roll mutually to roll part.

The end of described first butting section is provided with one first card division, and the end of described second butting section is provided with one and interlocks the second card division fastened mutually with described first card division.

Described first arm component is formed in one.

Described first butting section is positioned at different planes from described first end.

Described first arm component and the second arm component are positioned at same plane.

Described second and the 4th end be separately provided with a brake component respectively, respectively this brake component is for contacting with described each brake limit.

Described bicycle brake separately comprises an elastic component, and the two ends of this elastic component are connected to first and second arm component described respectively.

The invention has the beneficial effects as follows: bicycle brake of the present invention, first and second arm component can be driven simultaneously, and synchronously press from both sides pendulum to wheel rim, the brake reaction time can be reduced and do not have braking time difference, and each brake member does not have the situation of single-edge grinding consumption yet, therefore preferably braking effect can be had.

Accompanying drawing explanation

Fig. 1 is the block diagram of a preferred embodiment of the present invention.

Fig. 2 is the exploded drawings of a preferred embodiment of the present invention.

Fig. 3 and Fig. 4 is the illustrative view of a preferred embodiment of the present invention.

Fig. 5 is the block diagram of another preferred embodiment of the present invention.

Drawing reference numeral: 1: bicycle brake; 2: pedestal; 3: the first arm components; 31,31A: first end; 32: the second end; 33: arc recess; 331: restriction face; 34, the 34A: the first butting section; 341: roll part; 342: the first card divisions; 4: the second arm components; 41: the three ends; 42: the four ends; 43, the 43A: the second butting section; 431: stop surface; 432: the second card divisions; 5: brake component; 6: elastic component; 7: brake cable; 8: wheel rim; 81: brake limit.

Detailed description of the invention

Below only with embodiment, the enforcement aspect that the present invention is possible is described, so and be not used to limit the category of the present invention institute for protection, conjunction is first chatted bright.

Please refer to Fig. 1 to Fig. 4, it shows a preferred embodiment of the present invention, and bicycle brake 1 of the present invention comprises pedestal 2,1 first arm component 3 and one second arm component 4.

This pedestal 2 is solidly connected to the vehicle frame (not shown) of a bicycle with supplying not relative motion.This first arm component 3 is hubbed at this pedestal 2, and this first arm component 3 has first end 31, the second end 32 and one first butting section 34, and this first end 31 connects for a brake cable 7, and this second end 32 presss from both sides pendulum for the brake limit 81 towards a wheel rim 8.This second arm component 4 is hubbed at this pedestal 2 relative to this first arm component 3, this second arm component 4 has the second butting section 43 that the 3rd end 41 is located in one the 3rd end, end 41, the 4th 42 and, this second butting section 43 is located at the top of this first butting section 34 in the pivoting direction interferingly, and the 4th end 42 presss from both sides pendulum for another brake limit 81 towards this wheel rim 8.

Wherein, this pedestal 2 is directly fixed on the vehicle frame of this bicycle, therefore can offset, as long as this brake cable 7 combines with this first end 31 can drive this bicycle brake 1 with this pedestal 2 without the need for brake cover.Braking action is described further, during brake, this first end 31 is subject to the pulling force of this brake cable 7 and moves up, make relative this pedestal 2 pivot pendulum of this first arm component 3, this first butting section 34 can push against this second butting section 43 simultaneously, drive this second arm component 4 pivot pendulum together, reach the object of synchronous brake, therefore effectively can shorten the brake reaction time, do not have the problem of known brake response delay.Preferably, this first arm component 3 is formed in one, and can have the start mutually of comparatively firm structure and this second arm component 4, and can more directly transmitting forces, conveniently again assembles mutually with other parts.More preferably, this first arm component 3 and the second arm component 4 are positioned at same plane, reduce this volumetric spaces shared by bicycle brake 1, make this bicycle comparatively brief in integral structure configuration.

Be understandable that, this is second and the 4th end 32 years old, 42 can separately be provided with a brake component 5 respectively, respectively this brake component 5 contacts for each this brake limit 81, by changing respectively this brake component 5 of unlike material, promote braking effect, and when after use a period of time, as long as change new product can keep better braking effect, and do not worry this second and the 4th end 32,42 can wear and tear to some extent.It is worth mentioning that, this bicycle brake 1 also separately can comprise an elastic component 6, the two ends of this elastic component 6 are connected to this first and second arm component 3,4 respectively, once after the release of brake, this elastic component 6 can make this second and the 4th end 32,42 automatically away from this wheel rim 8, avoid respectively this brake component 5 to continue to contact with each this brake limit 81.

In the present embodiment, this first butting section 34 extends with on this first end 31 same plane, and this first arm component 3 is provided with an arc recess 33, and this second butting section 43 penetrates in this arc recess 33 interferences with this first butting section 34.Preferably, the top inner face of this arc recess 33 has a restriction face 331, this second butting section 43 has one towards the stop surface 431 in this restriction face 331, it is identical outline that this restriction face 331 and this stop surface 431 have general, when this second and the 4th end 32,42 lie farthest away time, this restriction face 331 and this stop surface 431 stick to mutually.In other words, at the end of brake, can limit this second and the 4th end 32,42, because being pushed against by the application force of this elastic component 6, and away from the maximum distance of this wheel rim 8, guarantee all there is the generally identical brake reaction time at every turn.Another preferably, the end of this first butting section 34 is provided with one first card division 342, the end of this second butting section 43 be provided with one with this staggered the second card division 432 fastened mutually, first card division 342, guarantee that this first and second butting section 34,43 can start mutually in fixing scope.In other words, when this second and the 4th end 32,42 to this wheel rim 8 folder pendulum excessive time, can avoid this first and second butting section 34,43 have disengagement situation occur.

Certainly, be not limited to above-mentioned configuration mode, this first butting section also can be positioned at different planes from this first end, for example, can one first butting section 34A, a first end 31A and one second butting section 43A as shown in another preferred embodiment of Fig. 5, this the second butting section 43A part side direction is overlapped in and this first end 31A, and this first butting section 34A extends laterally and offsets with this second butting section 43A, also without can not.

In addition, it is worth mentioning that, the end of this first butting section 34 can have additional one with this second butting section 43 roll mutually to roll part 341, reduce friction force by this, make this first and second butting section 34,43 can smoothly synchronous start, and promptly can reach the object of brake.Wherein, this first and second butting section 34,43 goodly has identical thickness, thus, can have comparatively average area of thrust surface when interfering pushing and pressing mutually.

To sum up, bicycle brake of the present invention, first and second arm component can be driven simultaneously, and synchronously press from both sides pendulum to wheel rim, can reduce the brake reaction time and not have braking time difference, and each brake member does not have the situation of single-edge grinding consumption, therefore can have preferably braking effect yet.

Further, the first arm component is formed in one, and can not only have stronger structure and comparatively complete in transmitting forces, and also fast more convenient with other assembling parts.

In addition, the first arm component is more designed with arc recess, makes the second butting section stretch into and to interfere with the first butting section, not only can limit amplitude of fluctuation, this first and second arm component can be made again to be positioned at same plane, make on integral structure comparatively brief.Meanwhile, first and second butting section end of arranging in pairs or groups respectively is provided with card division and mutually fastens, and avoids swinging the excessive situation that both can depart from and occurs.

In sum, in unit design of the present invention, practicality and benefit, really be to meet in industry needed for development completely, and disclosed architecture invention is also have unprecedented innovative structure, so its there is novelty should without doubt, the present invention can have more the enhancement of effect than known structure again, therefore also has progressive.

Claims

1. a bicycle brake, is characterized in that, it comprises:

One pedestal, is solidly connected to the vehicle frame of a bicycle with supplying not relative motion;

One first arm component, is hubbed at this pedestal, has a first end, a second end and one first butting section, and this first end connects for a brake cable, and this second end is for the brake limit folder pendulum towards a wheel rim;

One second arm component, this pedestal is hubbed at relative to this first arm component, there is one the 3rd end, the second butting section that the 3rd end is located in one the 4th end and, this second butting section is located at the top of this first butting section in the pivoting direction interferingly, and the 4th end is for another brake limit folder pendulum towards this wheel rim.

2. bicycle brake as claimed in claim 1, it is characterized in that, described first arm component is provided with an arc recess, and described second butting section penetrates in described arc recess.

3. bicycle brake as claimed in claim 2, it is characterized in that, the top inner face of described arc recess has a restriction face, described second butting section has one towards the stop surface in described restriction face, this restriction face and described stop surface have identical outline, when described second and the 4th end lie farthest away, this restriction face and this stop surface stick to mutually.

4. bicycle brake as claimed in claim 1, is characterized in that, the end of described first butting section be provided with one with described second butting section roll mutually to roll part.

5. bicycle brake as claimed in claim 1, it is characterized in that, the end of described first butting section is provided with one first card division, and the end of described second butting section is provided with one and interlocks the second card division fastened mutually with described first card division.

6. bicycle brake as claimed in claim 1, it is characterized in that, described first arm component is formed in one.

7. bicycle brake as claimed in claim 6, it is characterized in that, described first butting section is positioned at different planes from described first end.

8. bicycle brake as claimed in claim 1, it is characterized in that, described first arm component and the second arm component are positioned at same plane.

9. bicycle brake as claimed in claim 1, is characterized in that, described second and the 4th end be separately provided with a brake component respectively, respectively this brake component is for contacting with described each brake limit.

10. bicycle brake as claimed in claim 1, is characterized in that, separately comprise an elastic component, and the two ends of this elastic component are connected to first and second arm component described respectively.