CN210101914U - Linkage brake system - Google Patents
Linkage brake system Download PDFInfo
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- CN210101914U CN210101914U CN201920727233.XU CN201920727233U CN210101914U CN 210101914 U CN210101914 U CN 210101914U CN 201920727233 U CN201920727233 U CN 201920727233U CN 210101914 U CN210101914 U CN 210101914U
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Abstract
The utility model relates to a interlock braking system, including first brake operating means, second brake operating means, first brake produce device, second brake produce device, first brake wire, second brake wire and a brake oil pipe. The first brake operating device comprises a first fixing frame, a first operating lever pivoted to the first fixing frame by a first pivot point and a balancing piece pivoted to the first operating lever by a second pivot point, wherein the first fixing frame is provided with a first positioning part and a second positioning part, and two ends of the balancing piece are respectively provided with a third positioning part and a fourth positioning part, the fourth positioning part is arranged in a block range formed by connecting the first pivot point, the second pivot point and the second positioning part.
Description
Technical Field
The present invention relates to a linkage brake system, and more particularly to a linkage brake system for a power vehicle.
Background
To meet the related laws of vehicle safety, a coupled braking system is installed in a vehicle, please refer to fig. 8, which is an architecture diagram of a conventional coupled braking system. The drawing shows a conventional linkage brake system, which mainly includes a first brake operating device 91, a second brake operating device 92, a first brake generating device 93, a second brake generating device 94, a first brake wire 95, a second brake wire 96 and a brake oil pipe 98.
Please refer to fig. 9 and 10, which are a partial sectional view of a conventional linkage brake system and a sectional view of a first brake operating device, respectively. As shown, the first brake operating device 91 includes a first fixing frame 912, a first operating lever 911 and a balance member 913, the first fixing frame 912 is disposed on a handle 99, and the handle 99 is pivotally connected to a frame (not shown) for a rider to control a driving direction of the vehicle. The first fixing frame 912 has a first positioning portion 9121 and a second positioning portion 9122. The first operating lever 911 is sequentially divided into an end portion 9111, a holding portion 9112 and a root portion 9113, the end portion 9111 is usually a sphere to avoid safety hazards to others or riders during accidents, the holding portion 9112 is a portion for riders to operate brakes with hands, the root portion 9113 is the first operating lever 911 pivotally connected to the first fixing frame 912 (the first pivot point 914), the root portion 9113 is also the balancing member 913 pivotally connected to the first operating lever 911 (the second pivot point 915), two ends of the balancing member 913 are respectively provided with a third positioning portion 9131 and a fourth positioning portion 9132, and the second pivot point 915 is located between the third positioning portion 9131 and the fourth positioning portion 9132.
The second brake operating device 92 includes a master cylinder 922, a second operating lever 921, a rocker arm 923 and a carriage 924, the master cylinder 922 is disposed on a handle 99, and includes a cylinder 9223, a plunger 9221, an oil chamber 9224 and a rebound spring 9222, the plunger 9221 and the rebound spring 9222 are accommodated in the oil chamber 9224 and can accommodate a part of hydraulic oil, and the rebound spring 9222 is located between the plunger 9221 and the cylinder 9223 and is pressed to exert a spring force on the plunger 9221 for a long time. The rocking arm 923 is pivoted in master cylinder 922, can promote the plunger 9221 to remove during the rotation, makes the hydraulic oil in the grease chamber 9224 produce the oil pressure because of the motion of plunger 9221, and the second operating lever 921 is pivoted in master cylinder 922, can promote rocking arm 923 to rotate when second operating lever 921 rotates. The carriage 924 is pivotally connected to the swing arm 923, and the swing arm 923 can rotate when the carriage 924 moves under the interlocking action.
The first brake generating device 93 is a drum brake device, and has a first brake rocker arm 931, a brake disc 935, two brake shoes 933, a wheel hub 936 and a first brake fixing bracket 937, the brake disc 935 has a brake cam 932 and a pin 934, when the first brake rocker arm 931 is forced to rotate, the first brake cam 932 will be synchronously rotated, at this time, the brake shoe 933 is propped by the brake cam 932 with the pin 934 as a fulcrum, and the propped-up brake shoe 933 will contact with the wheel hub 936 to generate friction, so that the first brake generating device 93 generates a braking force. The second brake generating device 94 is a disc brake device, which has a brake caliper 941 and a brake disc 942, when an oil pressure is inputted to the brake caliper 941, the brake caliper 941 will clamp the brake disc 942, so that the second brake generating device 94 generates a braking force.
The first brake wire 95 includes a first inner wire 951 and a first sleeve 952 wrapped outside the first inner wire 951, one end of the first inner wire 951 is connected to the third positioning portion 9131, the other end of the first inner wire 951 can drive the first brake rocker arm 931, one end of the first sleeve 952 abuts against the first positioning portion 9121, and the other end abuts against the first brake fixing frame 937; the second brake wire 96 includes a second inner wire 961 and a second sleeve 962 wrapping the second inner wire 961, one end of the second inner wire 961 is connected to the fourth positioning portion 9132, the other end is connected to the carriage 924, the rocker arm 923 can be driven to rotate, one end of the second sleeve 962 abuts against the second positioning portion 9122, and the other end abuts against the master cylinder 922. The brake oil pipe 98 connects an oil outlet 9225 of the oil chamber 9224 and the brake caliper 941, so as to transmit the oil pressure in the cylinder 9223 to the brake caliper 941. The rider operates the second brake operating device 92 to cause the second brake generating device 94 to generate a brake, and the rider operates the first brake operating device 91 to cause the first brake generating device 93 and the second brake generating device 94 to generate a brake at the same time.
However, as shown in fig. 10, in the first brake operating device 91 configuration, the distance from the first pivot point 914 to the second pivot point 915 is the first length L1, and the distance from the first pivot point 914 to the end portion 9111 is the second length L2, which is related to the amplification ratio L2/L1 of the force applied by the rider via the first operating lever 911, however, the first operating lever 911 and the first pivot point 914 must have a certain thickness H1 at the outer edge of the first operating lever 911, and similarly, the first operating lever 911 and the second pivot point 915 must have a certain thickness H4 at the outer edge of the first operating lever 911, and the fourth positioning portion 9132 of the balance member 913 has a thickness H3 and a thickness H2 which are equivalent to the structural strength of the second inner wire 961 and the balance member 913 respectively, considering the combination of the thicknesses H1, the thicknesses H1, H2, H3 and the thicknesses H4 affect the design distance of the first operating lever 1, since the force amplification ratio L2/L1 will affect the operation force output, the failure to shorten the first length L1 by a proper distance will affect the rider force amplification and ultimately lead to insufficient braking force.
The inventor has thought that, in the spirit of the active invention, a coupled braking system capable of solving the above problems is urgently needed, and the utility model is completed after a few research experiments.
SUMMERY OF THE UTILITY MODEL
The main objective of the present invention is to provide a linkage brake system, which is configured to adjust the relative positions of the first fixing frame, the first operating lever, the balance member and the first brake wire, so that the operating force amplification ratio can be increased by the above method without affecting the structural strength and the length of the first operating lever, and the braking force of the brake generator can be maintained.
In order to achieve the above object, the linkage brake system of the present invention is disposed on a vehicle, and comprises a first brake operating device, a second brake operating device, a first brake generating device, a second brake generating device, a first brake wire, a second brake wire and a brake oil pipe.
The first brake operating device comprises a first fixed frame arranged on a handle, a first operating lever pivoted to the first fixed frame by a first pivot point, and a balancing piece pivoted to the first operating lever by a second pivot point, wherein the first fixed frame is provided with a first positioning part and a second positioning part, two ends of the balancing piece are respectively provided with a third positioning part and a fourth positioning part, and the second pivot point is positioned between the third positioning part and the fourth positioning part. The second brake operating device comprises a master cylinder arranged on a handle and a second operating lever pivoted on the master cylinder, the master cylinder comprises a cylinder body, a plunger, an oil chamber and a rebound spring for connecting the cylinder body and the plunger, and when the plunger moves, the master cylinder generates oil pressure.
The first brake generating device is a drum brake device and is provided with a first brake rocker arm and a first brake fixing frame, so that when the first brake generating device is driven by force application, the first brake generating device generates brake force; the second brake generating device is a disc brake device, which is provided with a brake caliper and a brake disc, so that when the second brake generating device is driven by oil pressure, the second brake generating device generates a braking force.
The first brake wire comprises a first inner wire and a first sleeve wrapped outside the first inner wire, one end of the first inner wire is connected with the third positioning portion, the other end of the first inner wire can drive the first brake rocker arm, one end of the first sleeve is abutted to the first positioning portion, the other end of the first sleeve is abutted to the first brake fixing frame, and namely, the first brake wire is connected between the first brake operating device and the first brake generating device.
The second brake wire comprises a second inner wire and a second sleeve wrapped outside the second inner wire, one end of the second inner wire is connected with the fourth positioning portion, the other end of the second inner wire can drive the plunger to move, one end of the second sleeve is abutted to the second positioning portion, and the other end of the second sleeve is abutted to the brake master cylinder.
The brake oil pipe is connected with an oil outlet of the oil chamber and the brake calipers so as to transmit the oil pressure in the cylinder body to the brake calipers.
The fourth positioning part is arranged in a block range formed by connecting the first pivot point, the second pivot point and the second positioning part, when a rider presses the first operating lever, the fourth positioning part has a better operating force application amplification proportion, and the braking force of the first brake generating device and the second brake generating device is increased. Through the design, the second pivot point can be maintained between the third positioning part and the fourth positioning part, and the distance of the first length L1 can be effectively shortened under the condition of not changing the motion relation and the structural strength, so that the force application amplification ratio (the second length L2/the first length L1) of the rider operating the first operating lever is increased, and the generation efficiency of the first operating lever corresponding to the braking force is improved.
If the rider continuously increases the force to press the first operating lever, the outer edge of the balancing member interferes with the first operating lever to limit the balancing member to continuously increase the force applied by the second inner wire. Therefore, the second brake generating device corresponding to the second inner wire can not be linked to generate more braking force, and the danger of tire slip out of control caused by excessive braking is avoided.
Under the condition, the first inner wire can still continuously increase the force application and is not influenced by the interference of the balancing piece and the first operating lever. Therefore, when the rider continuously increases the force to press the first operating lever, the first brake generating device can continuously increase the braking force, and the second brake generating device has the upper limit value of the braking force to avoid the dead-lock of the front wheel brake.
The second brake operating device may further include a rocker arm pivotally connected to the master cylinder, and the second operating lever may rotate to push the rocker arm to rotate, so that the master cylinder generates an oil pressure. Therefore, through the arrangement of the rocker arm, when a rider presses the second operating lever, the force can be easily transmitted to the master cylinder, so that the second brake generating device provides a braking force.
Furthermore, the utility model discloses more include another kind of interlock braking system and set up on a vehicle, include: the brake device comprises a first brake operating device, a second brake operating device, a first brake generating device, a second brake generating device, a first brake conducting wire, a second brake conducting wire and a third brake conducting wire.
The first brake operating device comprises a first fixed frame arranged on a handle, a first operating lever pivoted to the first fixed frame by a first pivot point, and a balancing piece pivoted to the first operating lever by a second pivot point, wherein the first fixed frame is provided with a first positioning part and a second positioning part, two ends of the balancing piece are respectively provided with a third positioning part and a fourth positioning part, and the second pivot point is positioned between the third positioning part and the fourth positioning part. The second brake operating device comprises a second fixed frame arranged on a handle and a second operating lever pivoted on the second fixed frame.
The first brake generating device is a drum brake device and is provided with a first brake rocker arm and a first brake fixing frame, so that when the first brake generating device is driven by force application, the first brake generating device generates brake force; the second brake generating device is a drum brake device and is provided with a second brake rocker arm and a second brake fixing frame, so that when the second brake generating device is driven by force application, the second brake generating device generates brake force.
The first brake wire comprises a first inner wire and a first sleeve wrapped outside the first inner wire, one end of the first inner wire is connected with the third positioning portion, the other end of the first inner wire can drive the first brake rocker arm, one end of the first sleeve is abutted to the first positioning portion, the other end of the first sleeve is abutted to the first brake fixing frame, and namely, the first brake wire is connected between the first brake operating device and the first brake generating device.
The second brake wire comprises a second inner wire and a second sleeve wrapped outside the second inner wire, one end of the second inner wire is connected with the fourth positioning portion, the other end of the second inner wire can drive the second brake rocker arm to rotate, one end of the second sleeve is abutted to the second positioning portion, the other end of the second sleeve is abutted to the second brake fixing frame, namely, the second brake wire is connected between the first brake operating device and the second brake generating device, and the linkage brake effect is provided.
The third brake wire comprises a third inner wire and a third sleeve wrapped outside the third inner wire, one end of the third inner wire is connected with the second operating lever, the other end of the third inner wire can drive the second brake rocker arm, one end of the third sleeve is abutted against the second fixing frame, the other end of the third sleeve is abutted against the second brake fixing frame, and the third brake wire is connected between the second brake operating device and the second brake generating device.
The fourth positioning part is arranged in a block range formed by connecting the first pivot point, the second pivot point and the second positioning part, when a rider presses the first operating lever, the fourth positioning part has a better operating force application amplification proportion, and the braking force of the first brake generating device and the second brake generating device is increased.
In one embodiment, when the rider continuously presses the first operating lever with a larger force, the outer edge of the balancing member interferes with the first operating lever to limit the balancing member from continuously increasing the force applied to the second inner wire.
In one embodiment, the first inner wire can still continuously increase the force application without being influenced by the interference between the balancing member and the first operating lever.
In one embodiment, the second brake operating device further includes a rocker arm pivotally connected to the master cylinder, and the second operating lever is capable of pushing the rocker arm to rotate when rotating, so that the master cylinder generates an oil pressure.
The foregoing summary, as well as the following detailed description, is exemplary in nature and is intended to further illustrate the claimed invention. Other objects and advantages of the present invention will become apparent from the following description and drawings.
Drawings
Fig. 1 is an architecture diagram of a tandem brake system according to a first embodiment of the present invention.
Fig. 2 is a partial sectional view of an interlock brake system according to a first embodiment of the present invention.
Fig. 3 is a sectional view of a first brake operating device of the interlock brake system according to the first embodiment of the present invention.
Fig. 4 is a schematic configuration diagram of a first brake operating device of the tandem brake system according to the first embodiment of the present invention.
Fig. 5 is a movement diagram of the first brake operating device of the tandem brake system according to the first embodiment of the present invention.
Fig. 6 is a continuous movement diagram of the first brake operating device of the tandem brake system according to the first embodiment of the present invention.
Fig. 7 is an architecture diagram of an interlocking brake system according to a second embodiment of the present invention.
Fig. 8 is an architecture diagram of a conventional coupled brake system.
Fig. 9 is a partial sectional view of a conventional interlock brake system.
Fig. 10 is a sectional view of a first brake operating device of the related art interlock brake system.
Description of the main element symbols:
1 first brake operating device
11 first operating lever
12 first fixing frame
121 first positioning part
122 second positioning part
13 balance member
131 third positioning part
132 fourth positioning part
14 first pivot point
15 second pivot point
2, 2' second brake operating device
21 second operating lever
22 brake master cylinder
221 plunger
222 resilient spring
223 cylinder body
224 oil chamber
2241 oil outlet
23 Rocker arm
24 carriage
25 second fixing frame
3 first brake generating device
31 first brake rocker
32 brake cam
33 brake shoe
34 pin
35 brake disc
36 hub
37 first brake fixing frame
4, 4' second brake generating device
41 brake caliper
42 brake disc
43 second brake rocker arm
44 brake disc
45 second brake fixing frame
5 first brake wire
51 first internal line
52 first sleeve
6, 6' second brake wire
61, 61' second internal line
62, 62' second sleeve
7 third brake wire
71 third internal line
72 third sleeve
8 brake oil pipe
9 handle
91 first brake operating device
911 first operating lever
9111 end part
9112A grip portion
9113 root of Naja kolomikta
912 first fixed mount
9121 first positioning part
9122 second positioning part
913 balance member
9131 third positioning part
9132 fourth positioning part
914 first pivot point
915 second pivot point
92 second brake operating device
921 second operating lever
922 brake master cylinder
9221 plunger
9222 rebound spring
9223 Cylinder body
9224 oil chamber
9225 oil outlet
923 Rocker arm
924 planker
93 first brake generating device
931 braking rocker arm
932 brake cam
933 brake shoe
934 pins
935 brake disc
936 hub
937 brake fixing rack
94 second brake generating device
941 brake caliper
942 brake disc
95 first brake wire
951 first internal line
952 first sleeve
96 second brake wire
961 second internal line
962 second sleeve
98 brake oil pipe
99 handle
A block range
L1 first length
L2 second length
H1-H4 thickness
Detailed Description
Fig. 1 is a schematic diagram of a linkage brake system according to a first embodiment of the present invention. The figure shows a linkage brake system arranged on a vehicle, which mainly comprises a first brake operating device 1, a second brake operating device 2, a first brake generating device 3, a second brake generating device 4, a first brake lead 5, a second brake lead 6 and a brake oil pipe 8.
Fig. 2 to fig. 3 are a partial sectional view of an associated brake system and a sectional view of a first brake operating device according to a first embodiment of the present invention. As shown in the drawings, the first brake operating device 1 includes a first fixing frame 12, a first operating lever 11 and a balance member 13, the first fixing frame 12 is disposed on a handle 9, and the first fixing frame 12 has a first positioning portion 121 and a second positioning portion 122. The first operating lever 11 is pivoted to the first fixing frame 12 at a first pivot point 14, and the balance member 13 is pivoted to the first operating lever 11 at a second pivot point 15. The two ends of the balancing member 13 are respectively provided with a third positioning portion 131 and a fourth positioning portion 132, and the second pivot point 15 is located between the third positioning portion 131 and the fourth positioning portion 132.
The second brake operating device 2 includes a master cylinder 22, a second operating lever 21, a rocker arm 23 and a carriage 24, the master cylinder 22 is disposed on a handle 9, and includes a cylinder 223, a plunger 221, an oil chamber 224 and a rebound spring 222, the plunger 221 and the rebound spring 222 are accommodated in the oil chamber 224 and can accommodate a part of hydraulic oil, and the rebound spring 222 is located between the plunger 221 and the cylinder 223 and is pressed for a long time to exert a spring force on the plunger 221. In the embodiment, the swing arm 23 is pivotally connected to the master cylinder 22 and rotates to push the plunger 221 to move, so that the hydraulic oil in the oil chamber 224 generates oil pressure due to the movement of the plunger 221, and the second operating lever 21 is pivotally connected to the master cylinder 22 and rotates to push the swing arm 23 to rotate when the second operating lever 21 rotates. The carriage 24 is pivotally connected to the swing arm 23, and when the carriage 24 moves in a linked manner, the swing arm 23 can rotate. In addition, the second brake operating device 2 may omit the rocker arm 23, and the second brake cable 6 may be directly used to pull the plunger 221 to generate hydraulic pressure, which is not limited to the above-mentioned form.
The first brake generating device 3 is a drum brake device, and has a first brake rocker arm 31, a brake disc 35, two brake shoes 33, a wheel hub 36 and a first brake fixing frame 37, the brake disc 35 has a brake cam 32 and a pin 34, when the first brake rocker arm 31 is forced to rotate, the first brake cam 32 will be synchronously rotated, at this time, the brake shoes 33 are propped by the brake cam 32 with the pin 34 as a fulcrum, the propped brake shoes 33 will contact with the wheel hub 36 to generate friction, so that the first brake generating device 3 generates braking force. The second brake generating device 4 is a disc brake device having a brake caliper 41 and a brake disc 42, when an oil pressure is inputted into the brake caliper 41, the brake caliper 41 will clamp the brake disc 42, so that the second brake generating device 4 generates a braking force.
The first brake lead 5 includes a first inner wire 51 and a first sleeve 52 wrapped outside the first inner wire 51, one end of the first inner wire 51 is connected to the third positioning portion 131, the other end thereof can drive the first brake rocker 31, one end of the first sleeve 52 abuts against the first positioning portion 121, and the other end thereof abuts against the first brake fixing frame 37; the second brake wire 6 includes a second inner wire 61 and a second sleeve 62 covering the second inner wire 61, one end of the second inner wire 61 is connected to the fourth positioning portion 132, the other end is connected to the carriage 24, the rocker arm 23 can be driven to rotate, one end of the second sleeve 62 is abutted to the second positioning portion 122, and the other end is abutted to the master cylinder 22. The brake oil pipe 8 connects an oil outlet 2241 of the oil chamber 224 and the brake caliper 41, thereby transmitting the oil pressure in the cylinder 223 to the brake caliper 41.
Next, please refer to fig. 4, which is a configuration diagram of a first brake operating device of the coupled brake system according to a first embodiment of the present invention. As shown in the figure, the utility model is characterized in that: the fourth positioning portion 132 is disposed in the block range a formed by connecting the first pivot point 14, the second pivot point 15 and the second positioning portion 122, and the second pivot point 15 is still located between the third positioning portion 131 and the fourth positioning portion 132. When the rider presses the first operating lever 11, the preferred operating force amplification ratio L2/L1 is obtained, and the braking force of the first brake generating device 3 and the second brake generating device 4 is increased.
Referring to fig. 5, a motion diagram of a first brake operating device of a coupled brake system according to a first embodiment of the present invention is shown. As shown in the figure, when the rider presses the first operating lever 11 to make the first operating lever 11 in the operated state, since the balance member 13 is located between the third positioning portion 131 and the fourth positioning portion 132, the first inner wire 51 and the second inner wire 61 are forced to be output according to the distance ratio between the first operating lever 11 and the second pivot point 15 and the fourth positioning portion 132 and the third positioning portion 131, respectively, and the force is transmitted to the first brake generating device 3 and the second brake generating device 4.
Fig. 6 is a continuous movement diagram of the first brake operating device of the coupled brake system according to the first embodiment of the present invention. If the rider continues to press the first operating lever 11 with a greater force, the outer edge of the balance member 13 interferes with the first operating lever 11 to restrict the balance member 13 from continuing to increase the force applied to the second inner wire 61. Therefore, the second brake generating device 4 corresponding to the second inner wire 61 cannot be interlocked to generate more braking force, so as to avoid the danger of tire slip runaway caused by excessive braking.
In this case, the first inner wire 51 can be continuously biased without being affected by the interference between the balancer 13 and the first operating lever 11. Therefore, when the rider continuously applies a greater force to press the first operating lever 11, the first brake generating device 3 continuously increases the braking force, and the second brake generating device 4 has a braking force upper limit value to avoid the front wheel from being locked.
Fig. 7 is a schematic diagram of a linkage brake system according to a second embodiment of the present invention. As shown in the drawings, for the utility model discloses another interlocking brake system, basically change the second brake of first embodiment produces device 4 by dish brake equipment to drum brake equipment, including a first brake operating device 1, a second brake operating device 2 ', a first brake produces device 3, a second brake produces device 4 ', a first brake wire 5, a second brake wire 6 ' and a third brake wire 7. The structural features and configurations of the first brake operating device 1, the first brake generating device 3 and the first brake wire 5 are the same as those of the first embodiment, and are not repeated herein.
The second brake operating device 2' includes a second fixing frame 25 disposed on the handle 9 and a second operating lever 21 pivotally connected to the second fixing frame 25. The second brake generating device 4 'is a conventional drum brake, and includes a brake disc 44, a second brake rocker arm 43 and a second brake fixing bracket 45, and when the second brake rocker arm 43 rotates, the second brake generating device 4' generates a braking force.
The second brake wire 6 'includes a second inner wire 61' and a second sleeve 62 'wrapped around the second inner wire 61', one end of the second inner wire 61 'is connected to the fourth positioning portion 132, the other end thereof can drive the second brake rocker arm 43, one end of the second sleeve 62' abuts against the second positioning portion 122, and the other end thereof abuts against the second brake fixing frame 45; the third brake wire 7 includes a third inner wire 71 and a third sleeve 72 wrapped outside the third inner wire 71, one end of the third inner wire 71 is connected to the second operating lever 21, the other end thereof can drive the second brake rocker 43, one end of the third sleeve abuts against the second fixing frame 25, and the other end thereof abuts against the second brake fixing frame 45.
By the above two designs, the utility model discloses can make the second pivot point maintain to set up between third location portion and fourth location portion, and under the circumstances that does not change motion relation and structural strength, can effectively shorten first length L1's distance, in order to enable the application of force amplification ratio (second length L2/first length L1) that the rider operated first operating lever increases again, promote the production efficiency that first operating lever corresponds the braking force.
The above-described embodiments are merely exemplary for convenience in explanation, and the scope of the claims of the present invention should not be limited to the above-described embodiments.
Claims (5)
1. The utility model provides a interlock braking system, sets up on a vehicle, its characterized in that includes:
a first brake operating device, including a first fixed mount arranged on a handle, a first operating lever pivoted to the first fixed mount by a first pivot point, and a balance member pivoted to the first operating lever by a second pivot point, wherein the first fixed mount is provided with a first positioning portion and a second positioning portion, two ends of the balance member are respectively provided with a third positioning portion and a fourth positioning portion, and the second pivot point is arranged between the third positioning portion and the fourth positioning portion;
the second brake operating device comprises a master cylinder arranged on a handle and a second operating lever pivoted on the master cylinder, the master cylinder comprises a cylinder body, a plunger, an oil chamber and a rebound spring connecting the cylinder body and the plunger, and when the plunger moves, the master cylinder generates oil pressure;
the first brake generating device is a drum brake device and is provided with a first brake rocker arm and a first brake fixing frame;
a second brake generating device which is a disc brake device and is provided with a brake caliper and a brake disc;
the first brake lead comprises a first inner wire and a first sleeve wrapped outside the first inner wire, one end of the first inner wire is connected with the third positioning part, the other end of the first inner wire can drive the first brake rocker arm, one end of the first sleeve is abutted against the first positioning part, and the other end of the first sleeve is abutted against the first brake fixing frame;
a second brake wire, including a second inner wire and a second sleeve wrapped outside the second inner wire, one end of the second inner wire is connected with the fourth positioning portion, the other end can drive the plunger to move, one end of the second sleeve is connected with the second positioning portion, and the other end is connected with the master brake pump; and
the brake oil pipe is connected with an oil outlet of the oil chamber and the brake calipers;
the fourth positioning part is arranged in a block range formed by connecting the first pivot point, the second pivot point and the second positioning part, when a rider presses the first operating lever, the fourth positioning part has a better operating force application amplification ratio, and the braking force of the first brake generating device and the second brake generating device is increased.
2. The utility model provides a interlock braking system, sets up on a vehicle, its characterized in that includes:
a first brake operating device, including a first fixed mount arranged on a handle, a first operating lever pivoted to the first fixed mount by a first pivot point, and a balance member pivoted to the first operating lever by a second pivot point, wherein the first fixed mount is provided with a first positioning portion and a second positioning portion, two ends of the balance member are respectively provided with a third positioning portion and a fourth positioning portion, and the second pivot point is arranged between the third positioning portion and the fourth positioning portion;
the second brake operating device comprises a second fixed frame arranged on a handle and a second operating lever pivoted on the second fixed frame;
the first brake generating device is a drum brake device and is provided with a first brake rocker arm and a first brake fixing frame;
the second brake generating device is a drum brake device and is provided with a second brake rocker arm and a second brake fixing frame;
the first brake lead comprises a first inner wire and a first sleeve wrapped outside the first inner wire, one end of the first inner wire is connected with the third positioning part, the other end of the first inner wire can drive the first brake rocker arm, one end of the first sleeve is abutted against the first positioning part, and the other end of the first sleeve is abutted against the first brake fixing frame;
a second brake lead, including a second inner wire and a second sleeve wrapped outside the second inner wire, one end of the second inner wire is connected with the fourth positioning part, the other end can drive the second brake rocker arm, one end of the second sleeve is connected with the second positioning part, and the other end is connected with the second brake fixing frame; and
a third brake lead wire, including a third inner wire and a third sleeve wrapped outside the third inner wire, wherein one end of the third inner wire is connected with the second operating lever, the other end can drive the second brake rocker arm, one end of the third sleeve is abutted against the second fixing frame, and the other end is abutted against the second brake fixing frame;
the fourth positioning part is arranged in a block range formed by connecting the first pivot point, the second pivot point and the second positioning part, when a rider presses the first operating lever, the fourth positioning part has a better operating force application amplification ratio, and the braking force of the first brake generating device and the second brake generating device is increased.
3. The coupled brake system as claimed in claim 1 or 2, wherein when the rider continuously presses the first operating lever with a larger force, the outer edge of the balance member interferes with the first operating lever to restrict the balance member from continuously increasing the force applied to the second inner wire.
4. The system as claimed in claim 3, wherein the first inner wire is continuously applied with increased force without interference between the balance member and the first operating lever.
5. The tandem brake system of claim 1, wherein the second brake operating device further comprises a rocker arm pivotally connected to the master cylinder, the second operating lever being rotatable to rotate the rocker arm to generate an oil pressure in the master cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920727233.XU CN210101914U (en) | 2019-05-21 | 2019-05-21 | Linkage brake system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920727233.XU CN210101914U (en) | 2019-05-21 | 2019-05-21 | Linkage brake system |
Publications (1)
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113911246A (en) * | 2020-07-10 | 2022-01-11 | 厦门厦杏摩托有限公司 | Improved structure of linkage brake system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113911246A (en) * | 2020-07-10 | 2022-01-11 | 厦门厦杏摩托有限公司 | Improved structure of linkage brake system |
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