CN2350292Y

CN2350292Y - Brake clamp for linkage brake system

Info

Publication number: CN2350292Y
Application number: CN 98241458
Authority: CN
Inventors: 董锟男
Original assignee: Kwang Yang Motor Co Ltd
Current assignee: Kwang Yang Motor Co Ltd
Priority date: 1998-10-23
Filing date: 1998-10-23
Publication date: 1999-11-24
Anticipated expiration: 2008-10-23

Abstract

The utility model relates to a brake clamp for a linkage brake system, which comprises a body. A piston body passes through the inner part of the body. The piston body and the inner space of the body form a first oil chamber and a second oil chamber which are not communicated for filling the oil material. In addition, the parts of the body on the first oil chamber and the second oil chamber are connected with a first passage with a first action cylinder and a second passage with a second action cylinder. The utility model can obtain the effects of volume reduction, cost reduction, the avoidance of the generation of eccentric wearing phenomenon, etc.

Description

The braking clamp of coupling brake system

The utility model relates to a kind of brake system.

See also Fig. 1, it is the scheme drawing of the brake system of existing motor bike, as shown in the figure, the brake system 1 of the existing motor bike of this kind includes a brake gear 11, but be arranged at left and right handle one side of motor bike and first pull bar 12 and second pull bar 13 of this brake gear 11 of interlock respectively, one is subjected to these brake gear 11 interlocks and the preceding hill holder 14 of may command motorcycle front-wheel brake, and one is connected with in this brake gear 11 and 12 on first pull bar and the members such as back hill holder 15 of the rear wheel brake of may command motor bike action.Wherein, this brake gear 11 includes and can be subjected to first and second pull bar 12,13 interlocks and inner first and second displacement cylinder 16,17 that all is filled with oil plant respectively.Should have two oil hydraulic cylinders 141 by preceding hill holder 14,142, one places these oil hydraulic cylinders 141, the video disc 143 of 142 tops, and two be subjected to oil hydraulic cylinder 141 respectively, 142 controls and can be in good time two brake facings 144 of these video disc 143 both sides of clamping tightly, and two oil hydraulic cylinders 141 of hill holder 14 before being somebody's turn to do, 142 and first, two displacement cylinders 16, but 17 are connected with the logical pipeline 161 of fuel feeding materials flow respectively, 171, in addition, first displacement cylinder 16 and 15 of the hill holders in aforementioned back are provided with cable wire 162, therefore, by pushing of first pull bar 12, can promote first displacement cylinder 16, oil plant in the displacement cylinder 16 of winning can be entered in the preceding hill holder 14 via pipeline 161, and then the oil hydraulic cylinder 141 in-to-in piston bodies 145 that are communicated with this pipeline 161 of pushing tow, make these piston body 145 roof pressure brake facings 144 make it tightly be held on video disc 143 both sides, so reach the effect of motor bike front vehicle wheel brake; First displacement cylinder 16 also will be strained cable wire 162 with hill holder behind the interlock 15 along with first pull bar 12 pushes while, thereby the rear wheel of synchro control motor bike carries out brake.Moreover, when second pull bar 13 is pressed, second displacement cylinder 17 will thereby by pushing tow, make the oil plant in second displacement cylinder 17 pour in another oil hydraulic cylinder 142 of preceding hill holder 14, and by the piston body 146 roof pressure brake facings 144 in this oil hydraulic cylinder 142 so that it tightly is held on video disc 143 both sides, reach brake the separately effect of stop of motor bike front vehicle wheel.

But the existing motorcycle brake of this kind system still has some defectives and remains to be improved in manufacturing and practicality, now in following explanation one by one:

1, cost height:

Because aforementioned existing brake system, its preceding hill holder domestic demand is provided with two oil hydraulic cylinders, and this two oil hydraulic cylinder connects first and second pull bar with different circuit respectively again, therefore, makes the cost raising because of having two oil hydraulic cylinders in practicality.

2, easily produce eccentric wear and decrease phenomenon:

Aforementioned existing motorcycle brake system is because preceding hill holder cooperates two oil hydraulic cylinders, and this two oil hydraulic cylinder connects first and second pull bar with different circuit respectively again, by through the pushing driving a wherein oil hydraulic cylinder respectively of one, two pull bars, this oil hydraulic cylinder again interlock brake facing clamping video disc to reach brake function.

Because brake facing is subjected to the one-sided effect of single oil hydraulic cylinder for a long time, therefore be easy to generate the eccentric wear phenomenon, and then influence braking effect, jeopardize traffic safety.

3, volume is big:

Because the preceding hill holder of aforementioned existing motorcycle brake system is to adopt two oil hydraulic cylinders to cooperate the structure design in two loops, so its overall volume is huge, takies the motor bike volume inside.

So, but main purpose of the present utility model is to provide a kind of reduced volume, cost-cutting, and can avoid brake facing to produce the braking clamp of the coupling brake system of eccentric wear phenomenon.

The utility model proposes a kind of like this braking clamp of coupling brake system, this coupling brake system includes a brake gear, can distinguish first pull bar and second pull bar of this brake gear of interlock, one is subjected to this brake gear interlock and the braking clamp of may command motor bike front vehicle wheel brake, and one is connected with the hill holder of wheel brake action between this brake gear and first pull bar and after the may command motor bike; Wherein, be provided with first and second displacement cylinder between braking clamp and first and second pull bar respectively; And this braking clamp includes a body, has placed piston body in the body, and the body of piston body one end is provided with a video disc, and two brake facings that can be clamped on these video disc both sides; It is characterized in that:

Be formed with one first cross section and second cross section on this piston body respectively, but and first cross section and second cross section respectively and be formed with first grease chamber and second grease chamber of filling oil plant between the body interior space, and first grease chamber and second grease chamber are isolated; Body respectively offers first inlet and second inlet corresponding to first and second place, grease chamber, and is connected with a path between first inlet and first displacement cylinder, and is connected with alternate path between second inlet and second displacement cylinder.

And in the braking clamp of described coupling brake system, this first cross section can be formed at the inner side end place of this piston body, and this second cross section then can be located on the circumferential surface place of this piston body.

Mat makes when pushing first or second pull bar of brake system, oil plant in first and second displacement cylinder can be imported in the corresponding grease chamber via path that is connected and inlet respectively, and then this piston body pushing brake facing clamping video disc of pushing tow is with the effect of row brake, thereby reach reduced volume, cost-cutting, and avoid producing effects such as eccentric wear phenomenon.

Below in conjunction with accompanying drawing, the utility model is described in detail.

Shown in Figure 1 is the brake structure scheme drawing of existing motor bike.

Shown in Figure 2 is the scheme drawing of the utility model one preferred embodiment.

Shown in Figure 3 is the cross-sectional schematic of the braking clamp of the utility model one preferred embodiment.

Shown in Figure 4 is the action scheme drawing of the utility model one preferred embodiment when first pull bar is pushed.

Shown in Figure 5 is the action scheme drawing of the utility model one preferred embodiment when second pull bar is pushed.

Please consult Fig. 2 and Fig. 3 simultaneously, it is respectively the scheme drawing of the utility model one preferred embodiment, and the cross-sectional schematic of the braking clamp of the utility model one preferred embodiment.As shown in FIG., coupling brake system 2 of the present utility model includes a brake gear 21, this device can be distinguished first pull bar 22 and second pull bar 23 of this brake gear 21 of interlock, one is subjected to these brake gear 21 interlocks and the braking clamp 3 of may command motor bike front vehicle wheel brake, and one is connected with in this

brake gear

21 and 22 on first pull bar and takes turns the members such as hill holder 24 of 4 brakes after the may command motor bike.Wherein, 22,23 on this braking clamp 3 and first and second pull bar are provided with first and second displacement cylinder 211,212 respectively, this first and second displacement cylinder 211,212 can be subjected to first and

second pull bar

22,23 interlocks and inside all to be filled with oil plant 5 respectively, and respectively is provided with a first piston body 213 and one second piston body 214 in first and second displacement cylinder 211,212.And this braking clamp 3 mainly is to include a body 31, placed piston body 32 in the body 31, and be formed with first cross section 321 and second cross section 322 on this piston body 32 respectively, and first cross section 321 and second cross section 322 are respectively and be formed with between body 31 inner spaces and can not communicate with second grease chamber 312 for

first grease chamber

311 and 312, the first grease chambeies 311, second grease chamber of filling oil plant 5.Body 31 respectively offers first inlet, 313 and second inlet 314 corresponding to these first and second 311,312 places, grease chamber, and first 211 of 313 and first displacement cylinders of inlet are connected with first path 33, and second 212 of 314 and second displacement cylinders of inlet are connected with alternate path 34, in addition, on the body 31 of these piston body 32 1 ends and be provided with a video disc 35, and two brake facings 36 that can be clamped on these video disc 35 both sides.

See also Fig. 4, it is the action scheme drawing of the utility model one preferred embodiment when first pull bar is pushed, and please cooperates simultaneously and consults Fig. 2.As shown in the figure, when first pull bar 22 is pressed, the first piston body 213 of first displacement cylinder 211 can be by pushing tow, and then the oil plant 5 in first displacement cylinder 211 of extruding can be in first inlet 313 inputs first grease chamber 311 of first path 33 by braking clamp 3, these oil plants 5 are with first cross section 321 of this piston 32 of pushing tow, make this piston body 32 move and roof pressure one brake facings 36 outward, cause two brake facings 36 tightly to be held on the both sides of video disc 35 relatively, and reaching the effect of front vehicle wheel brake, back hill holder 24 also is subjected to the interlock of first displacement cylinder 211 and controls the brake of the rear wheel 4 of motor bike simultaneously.

See also Fig. 5, it is the action scheme drawing of the utility model one preferred embodiment when second pull bar is pushed.Please cooperate simultaneously and consult Fig. 2, as shown in the figure, when second pull bar 23 is pushed, piston body 214 in second displacement cylinder 212 moves in promoting simultaneously, and make the filling can be under the pushing of this piston body 214 in the oil plant 5 of second displacement cylinder 312, in second inlet 314 inputs second grease chamber 312 of alternate path 34 by braking clamp 3, but this oil plant 5 is with second cross section 322 of roof pressure piston body 32, make this cock body 32 can move roof pressure brake facing 36 outward equally, cause two brake facings 36 relatively tightly to be held on video disc 35 both sides, and reach the front vehicle wheel effect of brake separately.

Thereby the braking clamp of the utility model coupling brake system compared with prior art, has the effect of enhancement in manufacturing and practicality, hereby in following one by one explanation:

1, reduce cost:

Because the utility model cooperates the setting of single piston body by the body interior of braking clamp And form two grease chambeies, no matter so that be first pull bar or second pull bar when pressing, all can make this Oil plant in first displacement cylinder or second displacement cylinder can be imported respectively corresponding grease chamber, reaches Pushing tow piston body and make the effect of front vehicle wheel brake so, has on making really The effect that reduces cost.

2, avoid brake block to produce the eccentric wear phenomenon:

Still continuous aforementioned, the utility model cooperates single piston body by the body interior of braking clamp Setting and form two grease chambeies so that first pull bar or second pull bar when pressing, all can make this Oil plant in first displacement cylinder or second displacement cylinder can be imported respectively corresponding grease chamber, uses The different cross section of the same piston body of pushing tow, and can make equally two brake blocks uniformly relatively tightly Be held on the video disc both sides, to reach the effect of brake, so, can make the brake block mean forced, And can not produce the eccentric wear phenomenon, so can improve traffic safety.

3, volume-diminished:

Because the utility model braking clamp inside single oil hydraulic cylinder of tool only cooperates single piston body action, so its overall volume is obviously more existing dwindles, and can save shared motor bike inner space.

In sum, but the braking clamp of the utility model coupling brake system reduced volume, effective cost-cutting really, and have the effect of avoiding brake facing to produce eccentric wear phenomenon etc.

Claims

1, a kind of braking clamp of coupling brake system, this coupling brake system includes a brake gear, can distinguish first pull bar and second pull bar of this brake gear of interlock, one is subjected to this brake gear interlock and the braking clamp of may command motor bike front vehicle wheel brake, and one is connected with the hill holder of wheel brake action between this brake gear and first pull bar and after the may command motor bike; Wherein, be provided with first and second displacement cylinder between braking clamp and first and second pull bar respectively; And this braking clamp includes a body, has placed piston body in the body, and the body of piston body one end is provided with a video disc, and two brake facings that can be clamped on these video disc both sides; It is characterized in that:

2, the braking clamp of coupling brake system according to claim 1 is characterized in that, this first cross section can be formed at the inner side end place of this piston body, and this second cross section then can be located on the circumferential surface place of this piston body.