CN207292287U - Linked braking system - Google Patents

Abstract

The utility model relates to a kind of linked braking system, includes the first brake operation module, the second brake operation module, the first brake generator, the second brake generator and connector.First brake operation module includes the first master cylinder brake, the first brake lever and the first rocking arm, wherein, the first brake lever is articulated on the first master cylinder brake, and the first rocking arm is articulated on the first brake lever.Second brake operation module includes one second master cylinder brake, the second brake lever and the second rocking arm.Second brake lever can drive the second rocker arm pivots, and connector can also drive the second rocker arm pivots, to reach the effect for interlocking brake.By the set-up mode that rocking arm is articulated in brake lever, in addition to it can push directly on plunger and master cylinder brake is sent out an oil pressure, more further force can be transferred on connector, reach the effect for interlocking brake, it is all the machine of Disk brake mechanism in particular for front and back wheel, can more shows the advantage of the utility model.

Description

linkage braking system

technical field

The utility model relates to a linkage braking system, in particular to a linkage braking system suitable for vehicles.

Background technique

In line with relevant laws and regulations, vehicles equipped with interlocking braking systems have become the current trend, and related technologies have been disclosed, especially for braking systems that can be simultaneously interlocked and use hydraulic pressure as transmission, the system will be more complicated , for vehicle cost, system actuation stability, and assembly must have at the same time.

Because of this, the inventor, based on the spirit of active invention, desperately thought of a linkage brake system that could solve the above problems, and finally completed the utility model after several researches and experiments.

Utility model content

The main purpose of this utility model is to provide a linkage brake system. Through the setting method of pivotally connecting the rocker arm to the brake lever, in addition to directly pushing the plunger to make the brake master cylinder send out an oil pressure, it can further The applied force is transmitted to the connecting piece to achieve the effect of interlocking braking, especially for models with disc brake mechanisms on the front and rear wheels, which can better demonstrate the advantages of the utility model.

In order to achieve the above purpose, the interlocking brake system of the present invention is set on a vehicle and includes a first brake operating module, a second brake operating module, a first brake generator, a second brake generator and a connectors. The first brake operation module includes a first brake master cylinder, a first brake lever pivotally connected to the first brake master cylinder, and a first rocker arm pivotally connected to the first brake master cylinder. The first brake master cylinder includes There is a first cylinder body, a first plunger, a first oil chamber and a first cylinder spring connecting the first cylinder body and the first plunger, wherein the first rocker arm can push the first plunger, so that The first master brake cylinder sends out an oil pressure. The second brake operation module includes a second brake master cylinder, a second brake lever pivotally connected to the second brake master cylinder, and a second rocker arm pivotally connected to the second brake master cylinder, the second brake master cylinder It includes a second cylinder, a second plunger, a second oil chamber, and a second cylinder spring connecting the second cylinder and the second plunger, wherein the second rocker arm can push the second plunger, Make the second master brake cylinder deliver an oil pressure. The first brake generator is a disc brake mechanism, and a first brake caliper and a first oil chamber of the first brake generator are connected by a first brake oil pipe. The second brake generator is a disc brake mechanism, and a second brake caliper and a second oil chamber of the second brake generator are connected by a second brake oil pipe. The connecting piece connects the first rocker arm and the second rocker arm.

One end of the above-mentioned first rocker arm can be a first pivot point pivotally connected with the first brake lever, and the other end can be a first push portion for pushing the first plunger, and a first connection point of the connecting piece It is located between the first pivot point and the first pushing part. Thus, in addition to using the first connection point as a fulcrum to drive the first pushing part to push the first plunger, the first brake rocker arm can further use the above-mentioned pushing position of the first plunger as a fulcrum to pull the connecting piece to achieve The effect of linked brakes.

One end of the second rocker arm can be a second pivot joint with the second master brake cylinder, and the other end can be a second joint joint for connecting the connecting piece. The second pushing part can be located at the second pivot joint. between the contact and the second connection point. Thus, the second rocker arm can not only be driven by the second brake lever to drive the second pusher to push the second plunger, but also can further receive the force applied by the above-mentioned connecting piece to cause the displacement of the second plunger to change. Make the second brake generator generate a brake action.

Another purpose of the present utility model is to provide a two-way linkage design, by pivotally connecting the first rocker arm to the first brake lever, and at the same time pivotally connecting the second rocker arm to the second brake lever, allowing the user to No matter pressing the first brake lever or the second brake lever, the first brake generator and the second brake generator can be linked with each other, so that the braking force can be respectively matched in the second brake generator to strengthen the braking force and stability.

To achieve the above purpose, the linkage brake system of the present invention includes a first brake operating module, a second brake operating module, a first brake generator, a second brake generator and two connectors. The first brake operation module includes a first brake master cylinder, a first brake lever pivotally connected to the first brake master cylinder, and a first rocker arm pivotally connected to the first brake master cylinder. The first brake master cylinder includes There is a first cylinder body, a first plunger, a first oil chamber and a first cylinder spring connecting the first cylinder body and the first plunger, wherein the first rocker arm can push the first plunger, so that The first master brake cylinder sends out an oil pressure. The second brake operation module includes a second brake master cylinder, a second brake lever pivotally connected to the second brake master cylinder, and a second rocker arm pivotally connected to the second brake master cylinder. The second brake master cylinder includes There is a second cylinder body, a second plunger, a second oil chamber and a second cylinder body spring connecting the second cylinder body and the second plunger, wherein the second rocker arm can push the second plunger, so that The second master brake cylinder sends out an oil pressure. The first brake generator is a disc brake mechanism, and a first brake caliper and a first oil chamber of the first brake generator are connected by a first brake oil pipe. The second brake generator is a disc brake mechanism, and a second brake oil pipe is connected with a second brake caliper and a second oil chamber of the second brake generator. The two connecting parts include a first connecting part and a second connecting part, the first connecting part connects the first rocker arm and the second rocking arm, and the second connecting part connects the first rocking arm and the second rocking arm.

The first rocker arm may have a first pushing portion and a first protruding portion; the second rocking arm may have a second pushing portion and a second protruding portion. Therefore, in addition to pushing the first plunger and the second plunger respectively, the first rocker arm and the second rocker arm can also achieve the effect of two-way linkage through the arrangement of the protruding part.

One end of the above-mentioned first rocker arm can be a first pivot point pivotally connected with the first brake lever, and the other end can be a first pushing part for pushing the first plunger, a first connection of the first connecting member The point may be located between the first pivot point and the first pushing portion, and a first connection point of the second connecting member may be located on the first protruding portion. Therefore, in addition to using the first connection point of the first connecting member as a fulcrum to drive the first pushing part to push the first plunger, the first brake rocker arm can further use the above-mentioned place where the first plunger is pushed as a fulcrum to Pull the first connecting piece to achieve the effect of interlocking brake.

One end of the above-mentioned second rocker arm can be a second pivot point pivotally connected with the second brake lever, and the other end can be a second push portion for pushing the second plunger, and a second connection of the first connecting member The point can be located on the second protruding part, and a second connecting point of the second connecting part can be located between the second pivot point and the second pushing part. Thus, the second brake rocker arm can not only push the first plunger as a fulcrum to pull the second connecting piece, but also use the second connecting point of the second connecting piece as a fulcrum to drive the second pushing part to push the second connecting piece. Two plungers achieve the effect of linkage braking.

In one embodiment, the selected elastic constant of the second cylinder spring is larger than the selected elastic constant of the first cylinder spring.

Both the above summary and the following detailed description are exemplary in order to further illustrate the claims of the present invention. Other purposes and advantages of the present utility model will be described in the subsequent description and accompanying drawings.

Description of drawings

FIG. 1 is a system architecture diagram of a linkage braking system according to a first embodiment of the present invention.

Fig. 2 is a Z-direction view of the linkage braking system of the first embodiment of the utility model in Fig. 1 .

Fig. 3 is an A-A cross-sectional view of the interlocking braking system of the first embodiment of the utility model shown in Fig. 2 .

Fig. 4 is a first action diagram of the linkage side of the linkage braking system of the first embodiment of the present invention.

Fig. 5 is a second action diagram of the linkage side of the linkage braking system of the first embodiment of the present invention.

FIG. 6 is a system architecture diagram of a linkage braking system according to a second embodiment of the present invention.

Fig. 7 is a Z-direction view of the linkage braking system of the second embodiment of the utility model shown in Fig. 6 .

Fig. 8 is a B-B sectional view of the interlocking braking system of the second embodiment of the utility model in Fig. 7 .

Fig. 9 is a B-C sectional view of the interlocking braking system of the second embodiment of the utility model shown in Fig. 7 .

Fig. 10 is a first action diagram of the first linkage side of the linkage braking system of the second embodiment of the present invention.

Fig. 11 is a partially enlarged view of the first movement of the first linkage side of the linkage braking system of the second embodiment of the present invention.

Fig. 12 is a second action diagram of the first linkage side of the linkage braking system of the second embodiment of the present invention.

Fig. 13 is a partially enlarged view of the second action on the first linkage side of the linkage brake system according to the second embodiment of the present invention.

Fig. 14 is a first action diagram of the second linkage side of the linkage braking system of the second embodiment of the present invention.

Fig. 15 is a partially enlarged view of the first movement of the second linkage side of the linkage brake system according to the second embodiment of the present invention.

Fig. 16 is a second action diagram of the second linkage side of the linkage braking system of the second embodiment of the present invention.

Fig. 17 is a partial enlarged view of the second action on the second linkage side of the linkage brake system according to the second embodiment of the present invention.

Description of main component symbols:

1 The first brake operating module 11 The first brake master cylinder

111 The first cylinder block 112 The first plunger

113 The first cylinder spring 114 The first oil chamber

12 the first brake lever 120 the first pivot point

13 first rocker arm 13'first rocker arm

131 the first push part 131' the first push part

132' first protrusion 2 second brake operating module

21 The second brake master cylinder 211 The second cylinder block

212 Second plunger 213 Second cylinder spring

214 The second oil chamber 22 The second brake lever

220 second pivot point 23 second rocker arm

23' second rocker arm 231 second push part

231'Second pushing part 232'Second protruding part

3 1st brake generator 31 1st brake caliper

32 The first brake disc 4 The second brake generator

41 Second brake caliper 42 Second brake disc

5 frame 6 brake oil pipe

7 Brake oil pipe 8 Connecting piece

8' first connecting piece 81 first connecting point

82 Second connection point 9 Second connection piece

91 first connection point 92 second connection point

Detailed ways

Please refer to FIG. 1 to FIG. 3 , which are the system architecture diagram of the interlocking braking system of the first embodiment of the present invention, the Z-direction view of the interlocking braking system in FIG. 1 , and the A-A sectional view of the interlocking braking system in FIG. 2 . The linked brake system of this embodiment can be assembled on a vehicle, and its main components include: a first brake operating module 1, a second brake operating module 2, a first brake generator 3, a second brake A generator 4 , a brake oil pipe 6 , a brake oil pipe 7 and a connecting piece 8 .

Wherein, the first brake operating module 1 is a mechanism for the rider to operate the linkage brake, and the mechanism mainly includes a first brake master cylinder 11 , a first brake lever 12 and a first rocker arm 13 . The first master brake cylinder 11 is fixed on a vehicle frame 5 and includes a first cylinder 111, a first plunger 112, a first oil chamber 114, and a cylinder connecting the first cylinder 111 and the first plunger. The first cylinder spring 113 of 112, wherein the first oil chamber 114 is located between the first plunger 112 and the first cylinder 111, and the first cylinder spring 113 is arranged inside and filled with hydraulic oil. The first cylinder spring 113 exerts a force on the first cylinder 111 and the first plunger 112 for a long time, and when the first plunger 112 resists the force exerted by the first cylinder spring 113, the first plunger 112 will move , the space of the first oil chamber 114 is reduced, and the hydraulic oil in the first oil chamber 114 can be discharged to the outside of the first cylinder 111 . In addition, in this embodiment, the first brake lever 12 is pivotally connected to the first master brake cylinder 11, and one end of the first rocker arm 13 is pivotally connected to the first brake lever 12 at a first pivot point 120. The other end of a rocker arm 13 is a first pushing portion 131 for pushing the first plunger 112 to make part of the hydraulic oil in the first oil chamber 114 out of the first cylinder 111 . Wherein, a first connection point 81 is provided between the first pivot point 120 and the first pushing portion 131 for engaging the connecting member 8 . Thus, in addition to using the first connection point 81 as a fulcrum to drive the first pushing part 131 to push the first plunger 112, the first rocker arm 13 can further use the above-mentioned pushing point of the first plunger as a fulcrum to pull the connection. Part 8, to achieve the effect of linkage brake.

The second brake operating module 2 is a mechanism for the rider to operate the brakes. The mechanism mainly includes a second brake master cylinder 21 , a second brake lever 22 and a second rocker arm 23 . The second master brake cylinder 21 is fixed on a frame 5 and includes a second cylinder 211, a second plunger 212, a second oil chamber 214, and a second cylinder 211 connected to the second plunger. 212 of the second cylinder spring 213, wherein the second oil chamber 214 is located between the second plunger 212 and the second cylinder 211, and the second cylinder spring 213 is arranged inside and filled with hydraulic oil. The second cylinder spring 213 exerts a force on the second cylinder 211 and the second plunger 212 for a long time, and when the second plunger 212 resists the force exerted by the second cylinder spring 213, the second plunger 212 will move , the space of the second oil chamber 214 is reduced, and the hydraulic oil in the second oil chamber 214 can be discharged to the outside of the second cylinder 211 . In other words, when the second brake lever 22 in the second brake operating module 2 is rotated by the rider, the second master brake cylinder 21 will send hydraulic oil, and if the second rocker arm 23 is driven by the connecting piece 8 And when being forced to rotate, then the second brake master cylinder 21 also can send hydraulic oil. In addition, in this embodiment, the second brake lever 22 and one end of the second rocker arm 23 are jointly pivotally connected to the second brake master cylinder 21 at a second pivot point 220, and the two can pivot coaxially; The other ends of the two rocker arms 23 are connected to the connecting member 8 through a second connection point 82 , and the second pushing portion 231 is located between the second pivot point 220 and the second connection point 82 . Thus, the second rocker arm 23 can not only be driven by the force applied by the second brake lever 22 to drive the second pushing part 231 to push the second plunger 212, but also can further accept the force exerted by the connecting piece 8 to make the second column The displacement of the plug 212 changes, so that the second brake generator 4 generates a linked brake action.

The first brake generator 3 is mainly a mechanism that can produce a braking effect for the vehicle. In this embodiment, it is a disc brake mechanism, including a first brake caliper 31 and a first brake disc 32. The first brake oil pipe 6 connects the first brake caliper 31 and the first oil chamber 114, wherein the first brake disc 32 can rotate with the vehicle wheels (not shown), so when the first brake caliper 31 receives an oil pressure input , will clamp the first brake disc 32 and restrict the rotation of the first brake disc 32 .

Similarly, the second brake generator 4 is mainly a mechanism for the vehicle to generate a braking effect. In this embodiment, it is a disc brake mechanism, including a second brake caliper 41 and a second brake disc 42, A second brake oil pipe 7 is used to connect the second brake caliper 41 and the second oil chamber 214, wherein the second brake disc 42 can rotate with the vehicle wheels (not shown), so when the second brake caliper 41 receives an oil After the pressure is input, the second brake disc 42 will be clamped to limit the rotation of the second brake disc 42 .

The connecting member 8 is a brake wire in this embodiment, but it is not limited thereto. It can also be a long rod or a steel cable, connecting the first connection point 81 on the first rocker arm 13 and the second connection point on the second rocker arm. The second connection point 82 of the rocker arm 23 is used to transmit the applied force from the first rocker arm 13 to the second rocker arm 23, so that when the rider presses the first brake lever 12, the second brake can be controlled in a linked manner. The device 4 allows the oil pressure to be synchronously input into the brake caliper 41 to achieve the effect of linked braking.

Please refer to FIG. 4 and FIG. 5 , which are respectively the first operation diagram and the second operation diagram of the linkage side of the linkage braking system of the first embodiment of the present invention. As shown in FIG. 4 , in the first actuation state on the linkage side, the rider operates the first brake lever 12 to make the first brake lever 12 rotate with the first pivot point 120 as the fulcrum and pull the second rocker arm 13 , so that the first rocker arm 13 can be rotated by using the first connection point 81 as a fulcrum, and then the first pushing part 131 of the first rocker arm 13 pushes the first plunger 112 to force the hydraulic oil in the first oil chamber 114 The first brake oil pipe 6 is transmitted to the first brake caliper 31 so that the first brake generator 3 generates a braking action.

Next, as shown in FIG. 5 , when the rider continues to apply pressure to the first brake lever 12, the first brake lever 12 is forced to pull the first pivot point 120 of the first rocker arm 13 to generate more displacement. The rocker arm 13 will push the first plunger 112 as a fulcrum to pull the connecting piece 8, forcing the connecting piece 8 to drive the second rocker arm 23. At this time, the second rocker arm 23 will use the second pivot point 220 as a fulcrum to move The second plunger 212 moves, so that the hydraulic oil in the second oil chamber 214 can be transmitted to the brake caliper 41 through the second brake oil pipe 7 , so that the second brake generator 4 generates a linked brake action.

Please refer to FIG. 6 to FIG. 9, which are the system architecture diagram of the interlocking braking system of the second embodiment of the present invention, the Z-direction view of the interlocking braking system in FIG. 6, the B-B sectional view of the interlocking braking system in FIG. 7 B-C sectional view of the linkage brake system. The interlocking braking system of this embodiment can be assembled on a vehicle, and is a braking system that can perform two-way interlocking braking. Its main components include: a first braking operation module 1, a second braking operation module 2. A first brake generator 3 , a second brake generator 4 , a brake oil pipe 6 , a brake oil pipe 7 , a first connector 8 ′ and a second connector 9 .

Wherein, the first brake operating module 1 is a mechanism for the rider to operate the linkage brake, and the mechanism mainly includes a first brake master cylinder 11, a first brake lever 12 and a first rocker arm 13'. The first brake master cylinder 11 is fixed on a vehicle frame 5, and includes a first cylinder body 111, a first plunger 112, a first oil chamber 114, and a cylinder connecting the first cylinder body 111 and the first cylinder body 111. The first cylinder spring 113 of the plunger 112 , wherein the first oil chamber 114 is located between the first plunger 112 and the first cylinder 111 , the first cylinder spring 113 is provided inside and filled with hydraulic oil. The first cylinder spring 113 exerts a force on the first cylinder 111 and the first plunger 112 for a long time, and when the first plunger 112 resists the force exerted by the first cylinder spring 113, the first plunger 112 will move , the space of the first oil chamber 114 is reduced, and the hydraulic oil in the first oil chamber 114 can be discharged to the outside of the first cylinder 111 . In addition, in this embodiment, the first brake lever 12 is pivotally connected to the first master brake cylinder 11 , and one end of the first rocker arm 13 ′ is pivotally connected to the first brake lever 12 at a first pivot point 120 . The other end of the first rocker arm 13 ′ protrudes into two parts, including a first pushing portion 131 ′ for pushing the first plunger 112 and a first protruding portion 132 ′ for connecting the second connecting member 9 . Wherein, a first connection point 81 is provided between the first pivot point 120 and the first pushing portion 131' for engaging the first connecting member 8'. Thus, the first rocker arm 13' can not only use the first connection point 81 as a fulcrum to drive the first pushing part 131' to push the first plunger 112, but also can further use the above-mentioned place to push the first plunger as a fulcrum. Pull the first connecting piece 8' to achieve the effect of interlocking braking.

The second brake operating module 2 is a mechanism for the rider to operate the brake, and the mechanism mainly includes a second brake master cylinder 21, a second brake lever 22 and a second rocker arm 23'. The second master brake cylinder 21 is fixed on a vehicle frame 5 and includes a second cylinder 211, a second plunger 212, a second oil chamber 214 and a second cylinder 211 connected to the second cylinder. The second cylinder spring 213 of the plunger 212 , wherein the second oil chamber 214 is located between the second plunger 212 and the second cylinder 211 , and the second cylinder spring 213 is disposed inside and filled with hydraulic oil. The second cylinder spring 213 exerts a force on the second cylinder 211 and the second plunger 212 for a long time, and when the second plunger 212 resists the force exerted by the second cylinder spring 213, the second plunger 212 will move , the space of the second oil chamber 214 is reduced, and the hydraulic oil in the second oil chamber 214 can be discharged to the outside of the second cylinder 211 . In other words, when the second brake lever 22 in the second brake operating module 2 is rotated by the rider, the second master brake cylinder 21 will send hydraulic oil, and if the second rocker arm 23 ′ is connected to the connecting member 8 'When driven and forced to rotate, the second master brake cylinder 21 will also send out hydraulic oil. In addition, in this embodiment, the second brake lever 22 is pivotally connected to the second master brake cylinder 21 , and one end of the second rocker arm 23 ′ is pivotally connected to the second brake lever 22 at a second pivot point 220 . The other end of the second rocker arm 23' protrudes into two parts, including a second pushing part 231' for pushing the second plunger 212 and a second protruding part 232 for connecting the first connecting member 8' '. Wherein, a second connection point 92 is provided between the second pivot point 220 and the second pushing portion 231' for engaging the second connecting member 9. Thus, the second rocker arm 23' can not only use the second connecting point 92 as a fulcrum to drive the second pushing part 231' to push the second plunger 212, but also can further use the above-mentioned place to push the second plunger as a fulcrum to Pull the second connecting piece 9 to achieve the effect of interlocking braking.

The first brake generator 3 is mainly a mechanism that can produce a braking effect for the vehicle. In this embodiment, it is a disc brake mechanism, including a first brake caliper 31 and a first brake disc 32. The first brake oil pipe 6 connects the first brake caliper 31 and the first oil chamber 114, wherein the first brake disc 32 can rotate with the vehicle wheels (not shown), so when the first brake caliper 31 receives an oil pressure input , will clamp the first brake disc 32 and restrict the rotation of the first brake disc 32 .

Similarly, the second brake generator 4 is mainly a mechanism for the vehicle to generate a braking effect. In this embodiment, it is a disc brake mechanism, including a second brake caliper 41 and a second brake disc 42, A second brake oil pipe 7 is used to connect the second brake caliper 41 and the second oil chamber 214, wherein the second brake disc 42 can rotate with the vehicle wheels (not shown), so when the second brake caliper 41 receives an oil After the pressure is input, the second brake disc 42 will be clamped to limit the rotation of the second brake disc 42 .

As shown in Figure 9, the first connecting piece 8' and the second connecting piece 9 are respectively a brake wire in this embodiment, but it is not limited thereto, they can also be long rods or steel cables for Pass the force. Wherein, the first connecting piece 8' and the first rocker arm 13' are connected at the first connecting point 81, and the first connecting piece 8' and the second rocking arm 23' are connected at the second connecting point 82; relatively, the second connecting The piece 9 is connected to the first rocker arm 13 ′ at a first connection point 91 , and the second connection piece 9 is connected to the second rocker arm 23 ′ at a second connection point 92 . Thus, when the rider presses the first brake lever 12, the applied force can be transmitted from the first rocker arm 13' to the second rocker arm 23' through the first connecting piece 8' synchronously, and then the second rocker arm 23' is controlled in a linked manner. Brake generator 4; similarly, when the rider presses the second brake lever 22, the applied force can be transmitted from the second rocker arm 23' to the first rocker arm 13' through the second connecting piece 9 synchronously, and then connected Dynamically control the first brake generator 3 to achieve the effect of two-way linkage braking.

Please refer to FIG. 10 and FIG. 11 , which are respectively a first motion diagram and a partial enlarged view of the first motion of the first linkage side of the linkage brake system of the second embodiment of the present invention. As shown in the figure, in the first actuation state of the first linkage side, the rider operates the first brake lever 12 to make the first brake lever 12 rotate with the first pivot point 120 as the fulcrum and pull the first rocker arm 13', so that the first rocker arm 13' can rotate through the first connection point 81 as a fulcrum, and then the first pushing part 131' of the first rocker arm 13' pushes the first plunger 112, forcing the first oil chamber 114 The internal hydraulic oil is transmitted to the first brake caliper 31 through the first brake oil pipe 6 so that the first brake generator 3 generates a braking action.

Please refer to FIG. 12 and FIG. 13 , which are respectively a second motion diagram and a partial enlarged view of the second motion on the first linkage side of the linkage brake system of the second embodiment of the present invention. As shown in the figure, when the rider continues to apply pressure to the first brake lever 12, forcing the first brake lever 12 to pull the first pivot point 120 of the first rocker arm 13' to produce more displacement, the first rocker arm 13' will push the first plunger 112 as a fulcrum to pull the connecting piece 8', forcing the connecting piece 8' to drive the second rocker arm 23'. At this time, the second rocker arm 23' will take the second pivot point 220 as the The fulcrum pushes the second plunger 212 to move, so that the hydraulic oil in the second oil chamber 214 can be transmitted to the brake caliper 41 through the second brake oil pipe 7, so that the second brake generator 4 produces a linked braking action, and due to the first The engaging position (second connection point 82) of the connecting piece 8' and the position for pushing the second plunger (the second pushing part 231') are both located at the end of the same side of the second rocker arm 23' at the same time, so the second rocker arm 23' will not be caused The rotation situation of two brake levers 22 takes place.

Please refer to FIG. 14 and FIG. 15 , which are respectively the first motion diagram and the partial enlarged view of the first motion of the second linkage side of the linkage brake system according to the second embodiment of the present invention. As shown in the figure, in the first actuation state of the second linkage side, the rider operates the second brake lever 22 to make the second brake lever 22 rotate with the second pivot point 220 as the fulcrum to pull the second rocker arm 23'. It should be noted here that in order to ensure the safety of braking, the design of this embodiment can make the first brake generator 3 actuate no matter whether the user presses the first brake lever 12 or the second brake lever 22. Then make the braking sequence of the second brake generator 4 actuated, so the selected elastic constant of the second cylinder body spring 213 must be larger than the selected elastic constant of the first cylinder body spring 113, so that the second plunger 212 is relatively larger than the selected elastic constant of the first cylinder body spring 113. A plunger 112 requires a relatively large force to move. Therefore, the second rocker arm 23' will first pull the second connecting part 9 to move with the place where the second plunger 212 is pushed as a fulcrum, forcing the second connecting part 9 to pull the first connecting point 91 of the second connecting part 9, the first The rocker arm 13' will use the first pivot point 120 as a fulcrum to push the first plunger 112 to move, so that the hydraulic oil in the first oil chamber 114 can be transmitted to the brake caliper 31 through the first brake oil pipe 6, so that the first brake generator 3. Generate linkage braking action.

Please refer to FIG. 16 and FIG. 17 , which are the second operation diagram and the partial enlarged diagram of the second operation on the second linkage side of the linkage brake system of the second embodiment of the present invention, respectively. As shown in the figure, when the rider continues to apply pressure to the second brake lever 22, forcing the second brake lever 22 to pull the second pivot point 220 of the second rocker arm 23' to generate more displacement, the second rocker arm 23' will use the second connection point 92 as a fulcrum to push the second plunger 212 to move, so that the hydraulic oil in the second oil chamber 214 can be transmitted to the brake caliper 41 through the second brake oil pipe 7, so that the second brake generator 4 can generate Apply the brakes.

The above-mentioned embodiments are only examples for convenience of description, and the scope of rights claimed by the utility model should be determined by the claims, rather than limited to the above-mentioned embodiments.

Claims (8)

1. A linkage braking system, set on a vehicle, characterized in that it comprises: A first brake operation module includes a first master brake cylinder, a first brake lever pivotally connected to the first brake master cylinder, and a first rocker arm pivotally connected to the first brake lever. A brake master cylinder includes a first cylinder, a first plunger, a first oil chamber, and a first cylinder spring connecting the first cylinder and the first plunger, wherein the first rocker arm The first plunger can be pushed to make the first master brake cylinder deliver an oil pressure; A second brake operating module, including a second brake master cylinder, a second brake lever pivotally connected to the second brake master cylinder, and a second rocker arm pivotally connected to the second brake master cylinder, the The second master brake cylinder includes a second cylinder, a second plunger, a second oil chamber, and a second cylinder spring connecting the second cylinder and the second plunger, wherein the second rocker The arm can push the second plunger to make the second brake master cylinder send out an oil pressure; A first brake generator is a disc brake mechanism, and a first brake caliper of the first brake generator is connected to the first oil chamber by a first brake oil pipe; A second brake generator, which is a disc brake mechanism, is connected to a second brake caliper of the second brake generator and the second oil chamber by a second brake oil pipe; and A connecting piece connects the first rocker arm and the second rocker arm. 2. The linked brake system according to claim 1, wherein one end of the first rocker arm is a first pivot point pivotally connected with the first brake lever, and the other end is a pivot point for pushing The first pushing portion of the first plunger and a first connecting point of the connecting member are located between the first pivot point and the first pushing portion. 3. The linkage braking system according to claim 1, wherein one end of the second rocker arm is a second pivot joint pivotally connected to the second brake master cylinder, and the other end is a joint connecting the second brake master cylinder. The second connection point of the connecting member, the second pushing portion is located between the second pivot point and the second connection point. 4. A linkage braking system, set on a vehicle, characterized in that it comprises: A first brake operation module includes a first master brake cylinder, a first brake lever pivotally connected to the first brake master cylinder, and a first rocker arm pivotally connected to the first brake lever. A brake master cylinder includes a first cylinder, a first plunger, a first oil chamber, and a first cylinder spring connecting the first cylinder and the first plunger, wherein the first rocker arm The first plunger can be pushed to make the first master brake cylinder deliver an oil pressure; A second brake operating module, including a second brake master cylinder, a second brake lever pivotally connected to the second brake master cylinder, and a second rocker arm pivotally connected to the second brake lever, the first The second brake master cylinder includes a second cylinder, a second plunger, a second oil chamber, and a second cylinder spring connecting the second cylinder and the second plunger, wherein the second rocker arm The second plunger can be pushed to make the second brake master cylinder deliver an oil pressure; A first brake generator is a disc brake mechanism, and a first brake caliper of the first brake generator is connected to the first oil chamber by a first brake oil pipe; A second brake generator, which is a disc brake mechanism, is connected to a second brake caliper of the second brake generator and the second oil chamber by a second brake oil pipe; and Two connecting parts, including a first connecting part and a second connecting part, the first connecting part connects the first rocker arm and the second rocking arm, the second connecting part connects the first rocking arm and the second rocker arm. 5. The linkage brake system according to claim 4, wherein the first rocker arm has a first push portion and a first protruding portion; the second rocker arm has a second push portion and a second protrusion. 6. The linkage brake system according to claim 5, wherein one end of the first rocker arm is a first pivot point pivotally connected with the first brake lever, and the other end is used to push the The first push portion of the first plunger, a first connection point of the first connecting member is located between the first pivot point and the first push portion, a first connection point of the second connecting member The point is located on the first protrusion. 7. The linkage brake system according to claim 5, wherein one end of the second rocker arm is a second pivot point pivotally connected with the second brake lever, and the other end is used to push the For the second pushing part of the second plunger, a second connection point of the first connecting member is located on the second protrusion, and a second connecting point of the second connecting member is located at the second pivot point. and the second pushing part. 8 . The interlocking brake system as claimed in claim 4 , wherein the selected elastic constant of the second cylinder spring is larger than the selected elastic constant of the first cylinder spring.