CN204264396U - Coupling brake system - Google Patents

Abstract

The utility model relates to a linkage brake system, comprising: a first brake operating device, a second brake operating device, a drum brake mechanism, a brake master cylinder, a brake caliper, a first brake wire and a first Two brake wires. The drum brake mechanism has a drum brake base and a brake arm and a protrusion arranged on the drum brake base. The brake master cylinder has a cylinder, a rocker arm pivotally connected to the cylinder, a plunger and a In the oil chamber, the two ends of the first brake wire are respectively connected to the second brake lever and the brake arm, and the two ends of the second brake wire are respectively connected to the first brake lever and the brake arm. Thereby, the utility model can simultaneously have the disc brake system and the drum brake system, and has the effect of reducing components and cost compared with the existing Taiwan patent I370877.

Description

linkage brake system

technical field

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

Background technique

At present, the European Union has clearly stipulated that for safety concerns, the linkage brake system has been listed as a standard equipment for two-wheel motorcycles with small displacement and low-power electric vehicles. As shown in Taiwan Patent No. I370877, it is a disc that can be operated simultaneously The design of the interlocking brake system that is free from mutual interference with brakes and drum brakes, but the design of mandatory interlocking brakes in the European Union is only limited to two-wheeled locomotives, so the cost issue will be limited by the development of the existing Taiwan patent I370877 Therefore, it is necessary to make an improvement on how to reduce components, reduce cost, and simultaneously have interlocking disc and drum brake system design.

Utility model content

The main purpose of the utility model is to provide a linkage brake system, which can reduce components and cost, and can simultaneously have a linkage disc brake system and a drum brake system.

In order to achieve the above object, the linkage brake system of the present invention includes: a first brake operating device, a second brake operating device, a drum brake mechanism, a brake master cylinder, a brake caliper, a first brake wire and a second brake wire. Wherein, each brake operating device has a fixed frame and a brake lever pivoted on the fixed frame; the drum brake mechanism has a drum brake base, a brake arm and a protrusion arranged on the drum brake base , the protrusion has a first hole and a second hole; the brake master cylinder includes a cylinder, a rocker arm pivotally connected to the cylinder, a plunger and an oil chamber, one end of the rocker arm and the plunger The first end is connected, and the oil chamber is located between the second end of the plunger and the cylinder body; the brake caliper communicates with the oil chamber of the brake master cylinder through a brake oil pipe. The first brake wire sleeve is provided with a first sleeve and a second sleeve, the two ends of the first brake wire are respectively connected to the second brake lever and the brake arm, and the first sleeve is sleeved on the second fixed frame and the brake master cylinder Between, the second bushing is sleeved between the brake master cylinder and the first hole of the protruding part; the second brake wire is sleeved with a third sleeve, and the two ends of the second brake wire are respectively connected to the first brake lever and the For the brake arm, the third sleeve is sheathed between the second fixing frame and the second hole of the protruding part. Thereby, the second brake wire of the utility model independently operates the drum brake system, while the first brake wire operates the brake system with interlocking disc type and drum type at the same time, and has the advantages of reducing components and cost compared with the existing patent I370877 effect.

In addition, the interlocking brake system of the present utility model can also have one brake wire to operate the disc brake system alone, and the other brake wire to operate the disc brake system and the drum brake system at the same time. This interlock brake system includes: : a first brake operating device, a second brake operating device, a drum brake mechanism, a brake master cylinder, a brake caliper, a first brake wire and a second brake wire. Wherein, each brake operating device has a fixed frame and a brake lever pivoted on the fixed frame; the drum brake mechanism has a drum brake base, a brake arm and a protrusion arranged on the drum brake base , the protrusion has a hole; the brake master cylinder includes a cylinder, a rocker arm pivotally connected to the cylinder, a plunger and an oil chamber, one end of the rocker arm is connected to the first end of the plunger, and the oil chamber is located at Between the second end of the plunger and the cylinder block; the brake caliper communicates with the oil chamber of the brake master cylinder through a brake oil pipe. The first brake wire sleeve is provided with a first bushing, the two ends of the first brake wire are respectively connected to the second brake lever and the brake master cylinder, and the first bushing is sleeved between the second fixing bracket and the brake master cylinder; the second The brake wire sleeve is provided with a second sleeve and a third sleeve. The two ends of the second brake wire are respectively connected to the first brake lever and the brake arm. The second sleeve is sleeved between the second fixing frame and the brake master cylinder. , the third bushing is sleeved between the brake master cylinder and the hole of the protruding part. Wherein, the two ends of the first brake wire can be respectively connected to the cylinder body of the second brake lever and the brake master cylinder, and the first sleeve is sheathed between the second fixing frame and the rocker arm of the brake master cylinder. In addition, the two ends of the first brake wire can also be respectively connected to the rocker arm of the second brake lever and the brake master cylinder, and the first sleeve is sheathed between the second fixing frame and the cylinder of the brake master cylinder.

The above-mentioned brake master cylinder may further include an oil outlet and an oil inlet connected to an oil cup, the oil outlet communicates with the oil chamber and the brake oil pipe, and an inlet channel is formed between the oil inlet and the plunger , the oil cup can form a channel with the oil inlet and the flow channel for the flow of the brake oil therein.

The above-mentioned brake master cylinder may further include a one-way cup. The one-way cup is arranged on the plunger and is located between the inlet channel and the oil chamber, so as to limit the brake fluid in the inlet channel to flow to the oil only in one direction. Chamber, cannot flow back from the oil chamber to the inlet channel.

The above brake master cylinder may further include an elastic member sleeved on the plunger and located between the second end of the plunger and the inner wall of the cylinder body, the elastic member may be used to provide a restoring force of the plunger.

The above-mentioned brake master cylinder may further include an oil seal, and the oil seal is set on the plunger to prevent the brake oil in the flow channel from flowing to the outside of the cylinder body.

Description of drawings

Fig. 1 is a partial sectional and plan view of the interlocking brake system of the first preferred embodiment of the present invention.

Fig. 2 is a cross-sectional and plan view of the brake master cylinder of the interlocking brake system of the first preferred embodiment of the present invention.

Fig. 3 is a partial sectional and plan view of the operation of the drum brake of the interlocking braking system of the first preferred embodiment of the present invention.

Fig. 4 is a partial cross-sectional and plan view of the operation of drum and disc brakes in the interlocking brake system of the first preferred embodiment of the present invention.

Fig. 5 is a partial sectional and plan view of the interlocking brake system of the second preferred embodiment of the present invention.

Fig. 6 is a partial cross-sectional and plan view of the interlocking braking system of the third preferred embodiment of the present invention.

【Symbol Description】

1 1st brake operating device 11 1st brake lever

12 The first fixed frame 2 The second brake operating device

21 Second brake lever 22 Second fixing frame

3,7 Brake master cylinder 31,71 Cylinder block

311,44 hole part 312 oil seal

0

32,72 rocker arm 321 hole

33 Pivot joint 34 Plunger

341 One-way cup 342 First end

343 Second end 35 Oil chamber

36 Oil Inlet 361 Inlet Runner

37 Oil outlet 38 Elastic piece

4,40 drum brakes 41,410 brake arms

42,420 Drum brake base 421,430 Protrusion

422 The first hole part 423 The second hole part

51,91, 1st brake wire 52,92,9 1st bushing

96 7

53,94 Second bushing 54 Threaded rod

55 Adjusting nut 61,93 Second brake wire

62,95 Third bushing 63 Threaded rod

64 Adjusting nut 81 Oil cup

82 Brake oil pipe 83 Brake oil pipe

84 Brake Caliper 9 Frame

Detailed ways

In order to facilitate those of ordinary skill in the art to understand and realize the utility model, the embodiments of the utility model are now described in conjunction with the accompanying drawings.

Please refer to FIG. 1 and FIG. 2 , which are respectively a partial cross-section and a schematic plan view of the interlocking brake system and a cross-sectional and plan view of the brake master cylinder according to the first preferred embodiment of the present invention. The linked brake system of this embodiment can be assembled in a locomotive, and the main components of the linked brake system include: a first brake operating device 1, a second brake operating device 2, a drum brake mechanism 4, a Brake master cylinder 3 , a brake caliper 84 , a first brake wire 51 , a second brake wire 61 and an oil cup 81 .

The first brake operating device 1 and the second brake operating device 2 are arranged on the vehicle frame 9, the first brake operating device 1 has a first fixed frame 12 and a first brake lever pivotally connected to the first fixed frame 12 11. The second brake operating device 2 has a second fixing frame 22 and a second brake lever 21 pivotally connected to the second fixing frame 22 . In addition, the drum brake mechanism 4 has a drum brake base 42, a brake arm 41 and a protrusion 421 disposed on the drum brake base 42, and the protrusion 421 has a first hole 422 and a second hole. hole portion 423 . When the brake arm 41 rotates, the drum brake mechanism 4 can generate braking force.

As shown in Figure 2, the brake master cylinder 3 includes a cylinder block 31, a rocker arm 32, a plunger 34, an oil chamber 35, an oil inlet 36, an oil outlet 37, a one-way leather cup 341, An elastic member 38 and an oil seal 312 . Wherein, one end of the rocker arm 32 is pivotally connected with the cylinder body 31 on the pivot point 33, and the other end of the rocker arm 32 is connected with the first end 342 of the plunger 34; the oil chamber 35 is located between the second end 343 of the plunger 34 and Between the cylinder blocks 31; the oil inlet 36 of the brake master cylinder 3 and the oil cup 81 communicate with each other through a brake oil pipe 82, and an inlet flow passage 361 is formed between the oil inlet 36 and the plunger 34, and the brake master cylinder The oil outlet 37 of 3 communicates with the oil chamber 35 and the brake oil pipe 83, and the brake oil pipe 83 is also communicated with the brake caliper 84.

The one-way leather cup 341 of the brake master cylinder 3 is arranged on the plunger 34 and is located between the inlet channel 361 and the oil chamber 35. According to the setting direction of the one-way cup 341, the one-way cup 341 can be used to limit the inlet. The brake fluid in the flow channel 361 can only flow to the oil chamber 35 in one direction, and cannot flow back from the oil chamber 35 to the inlet channel 361 .

In addition, the elastic member 38 is sleeved on the plunger 34 and located between the second end 343 of the plunger 34 and the inner wall of the cylinder body 31 for providing a restoring force of the plunger 34 . In this embodiment, the elastic member 38 is a spring. In addition, the oil seal 312 is sheathed on the plunger 34 , and the oil seal 312 can be used to prevent the brake oil in the inlet channel 361 from flowing to the outside of the cylinder body 31 .

As shown in Figure 1, the first brake wire 51 is covered with a first sleeve 52 and a second sleeve 53, one end of the first brake wire 51 is connected to the second brake lever 21, the other end of the first brake wire 51 One end is connected with the brake arm 41 of the drum brake mechanism 4 through a threaded rod 54 and an adjusting nut 55, and the rocking arm 32 is provided with a hole 321 and the cylinder body 31 is also provided with a hole 311 for the first The sleeve 52 and the second sleeve 53 are pierced. In addition, the first sleeve 52 is sleeved between the second fixing frame 22 and the master brake cylinder 3 , and the second sleeve 53 is sleeved between the master brake cylinder 3 and the first hole 422 of the drum brake mechanism 4 . between.

The second brake wire 61 is covered with a third bushing 62, one end of the second brake wire 61 is connected to the first brake lever 11, and the other end of the second brake wire 61 passes through a threaded rod 63 and an adjusting nut 64 And be connected with the brake arm 41 of drum brake mechanism 4. In addition, the third sleeve 62 is sheathed between the second fixing frame 22 and the second hole 423 of the drum brake mechanism 4 .

Please refer to Figure 3, which is a partial section and plan view of the drum brake operation of the interlocking brake system of the first preferred embodiment of the utility model. The second brake wire 61 is passed through the third bushing 62, and the second brake The two ends of the wire 61 are respectively connected with the first brake lever 11 and the brake arm 41 of the drum brake mechanism 4. When the first brake lever 11 of the first brake operating device 1 is pressed and pulled, the second brake wire 61 can be directly pulled. The brake arm 41 of the drum brake mechanism 4 makes the drum brake mechanism 4 generate braking force. In addition, when the first brake lever 11 is released, the brake arm 41 returns to the original position, and the drum brake mechanism 4 stops generating braking force.

Please refer to Figure 4, which is a partial section and plan view of the operation of the drum and disc brakes of the first preferred embodiment of the interlocking brake system of the utility model. In the bushing 53 , two ends of the first brake wire 51 are respectively connected with the second brake lever 21 and the brake arm 41 of the drum brake mechanism 4 . When the second brake lever 21 of the second brake operating device 2 is pressed and pulled, the first brake wire 51 can directly pull the brake arm 41 of the drum brake mechanism 4 to make the drum brake mechanism 4 produce braking force, and The first sleeve 52 and the second sleeve 53 will apply force to the brake master cylinder 3 at the same time, that is, the rocker arm 32 of the brake master cylinder 3 will rotate clockwise, and then push the plunger 34 to slide to the right, and the plunger 34 The brake oil that will push the oil chamber 35 is sent to the brake caliper 84 through the brake oil pipe 83, so that the brake caliper 84 generates a braking force. That is, when the second brake lever 21 of the second brake operating device 2 is pressed and pulled, both the drum brake mechanism 4 and the brake caliper 84 will generate braking force. In addition, when the second brake lever 21 is released, the brake arm 41 returns to the original position, and the drum brake mechanism 4 stops generating braking force, and the restoring force provided by the elastic member 38 can push the plunger 34 to slide to the left. The original position makes the brake caliper 84 stop generating braking force.

From the above description, it can be seen that the first brake operating device 1 of this embodiment can provide the drum brake mechanism 4 to generate braking force, while the second brake operating device 2 can provide both the drum brake mechanism 4 and the brake caliper 84 to generate braking force. strength. Thereby, the present embodiment can simultaneously have the interlocking disc brake system and the drum brake system, which has the effect of reducing components and cost compared with the existing Taiwan patent I370877.

Please refer to Figure 5, which is a partial cross-section and plan view of the interlocking brake system of the second preferred embodiment of the present invention. Operate the disc brake system, while the other brake wire operates the brake system with interlocking disc and drum at the same time. As for the first embodiment, one brake wire operates the drum brake mechanism alone, while the other brake wire operates At the same time, it has a linkage disc and drum brake system.

The main components of this embodiment include: a first brake operating device 1, a second brake operating device 2, a drum brake mechanism 40, a brake master cylinder 7, a brake caliper 84, a first brake wire 91, A second brake wire 93 and an oil cup 81 . The structural configuration of the first brake operating device 1 and the second brake operating device 2 of this embodiment is exactly the same as that of the first embodiment. The drum brake mechanism 40 of this embodiment has a drum brake base 420 and is arranged on the drum brake A brake arm 410 on the base 420 and a protrusion 430 , the protrusion 430 has a hole 440 . The brake master cylinder 7 of this embodiment is roughly the same structure as the brake master cylinder 3 of the first embodiment, and the only difference is that the cylinder body 71 and the rocker arm 72 of the present embodiment are the same as the cylinder body 31 and the rocker arm of the first embodiment. 32 is slightly different in shape, and the rest of the component structure and the connection relationship between components are all exactly the same.

As shown in Figure 5, the first brake wire 91 of this embodiment is covered with a first bushing 92, and the two ends of the first brake wire 91 are respectively connected between the second brake lever 21 and the cylinder 71 of the brake master cylinder 7. , the first bushing 92 is sheathed between the second fixing frame 22 and the rocker arm 72 of the brake master cylinder 7 . In addition, the second brake wire 93 is sleeved with a second sleeve 94 and a third sleeve 95, and the two ends of the second brake wire 93 are respectively connected to the first brake lever 11 and the brake arm 410, and the second sleeve 94 is sleeved Between the second fixing frame 22 and the master brake cylinder 7 , the third bushing 95 is sheathed between the master brake cylinder 7 and the hole 440 of the drum brake mechanism 40 .

Therefore, the working principle of this embodiment is the same as that of the first embodiment. When the first brake lever 11 of the first brake operating device 1 of this embodiment is pressed and pulled, the second brake wire 93 can directly pull the drum brake mechanism 40 the brake arm 410 of the drum brake mechanism 40 to generate braking force, and the second bushing 94 and the third bushing 95 will apply force to the brake master cylinder 7 at the same time, that is, the rocker arm 72 of the brake master cylinder 7 will Turn clockwise, and then push the plunger 34 to slide to the right, and the plunger 34 will push the brake oil in the oil chamber 35 to the brake caliper 84 through the brake oil pipe 83, so that the brake caliper 84 generates a braking force. In addition, when the first brake lever 11 is released, the brake arm 410 returns to the original position, and the drum brake mechanism 40 stops generating braking force, and the restoring force provided by the elastic member 38 of the brake master cylinder 7 can push the plunger 34 Slide to the left to the original position, so that the brake caliper 84 stops generating braking force.

When the second brake lever 21 of the second brake operating device 2 of this embodiment is pressed and pulled, the first sleeve 92 can directly apply force to the brake master cylinder 7, that is, the rocker arm 72 of the brake master cylinder 7 will move clockwise. Rotate, and then push the plunger 34 to slide to the right, the plunger 34 will push the brake fluid in the oil chamber 35 to the brake caliper 84 through the brake oil pipe 83, so that the brake caliper 84 generates braking force, at this time, it will not affect the drum. The brake arm 410 of the drum brake mechanism 40, that is, the drum brake mechanism 40 does not generate any braking force. In addition, when the second brake lever 21 is released, the restoring force provided by the elastic member 38 of the master brake cylinder 7 can push the plunger 34 to slide to the left to the original position, so that the brake caliper 84 stops generating braking force.

As explained above, the first brake wire 91 of the second embodiment only controls the brake caliper 84 to generate braking force, that is, only the disc brake system can be operated, while the second brake wire 93 can operate both the disc brake system and the drum brake system .

Please refer to Figure 6, which is a partial cross-section and plan view of the interlocking brake system of the third preferred embodiment of the present invention. The structure of this embodiment is roughly the same as that of the second embodiment, and the only difference lies in the first brake wire of this embodiment. The two ends of 96 are respectively connected to the second brake lever 21 and the rocker arm 72 of the brake master cylinder 7, and the first bushing 97 is sleeved between the second fixed frame 22 and the cylinder body 71 of the brake master cylinder 7. As for the second In the embodiment, the two ends of the first brake wire 91 are respectively connected to the second brake lever 21 and the cylinder body 71 of the brake master cylinder 7, and the first bushing 92 is sheathed on the second fixed frame 22 and the brake master cylinder 7. Between the rocking arm 72 of the rocker arm 72, the other component structures and the interconnection relationship between the components are all identical.

The working principle of this embodiment is the same as that of the second embodiment. The first brake wire 96 of this embodiment only controls the braking force generated by the brake caliper 84 alone, that is, only the disc brake system can be operated, while the second brake wire 93 can simultaneously Operates disc and drum brake systems.

From the above description, it can be seen that the three embodiments of the invention are all, wherein one of the brake operating devices can provide a drum brake mechanism or a disc type separately to generate braking force, while the other brake operating device can simultaneously provide a drum brake mechanism and a disc brake. Brake calipers generate braking force. Thereby, the utility model can simultaneously have the disc brake system and the drum brake system, and has the effect of reducing components and cost compared with the existing Taiwan patent I370877.

Although the utility model has been described by the embodiments, those of ordinary skill in the art know that, without departing from the spirit and essence of the utility model, the utility model can have many deformations and changes, and the scope of the utility model is defined by The appended claims are defined.

Claims (9)

1. a coupling brake system, is characterized in that, comprising:

One first brake handling device, comprises one first fixed mount and is articulated in the first brake lever on this first fixed mount;

One second brake operating device, comprises one second fixed mount and is articulated in one second brake linkage on this second fixed mount;

One drum brake mechanism, comprise a drum and to stop pedestal and be arranged at this drum and stop a brake arm on pedestal and a protrusion, this protrusion has one first hole portion and one second hole portion;

One master cylinder, comprise a cylinder body, and be articulated in the rocking arm of this cylinder body, a plunger and a grease chamber, one end of this rocking arm is connected with a first end of this plunger, and this grease chamber is between one second end and this cylinder body of this plunger;

One brake callipers, communicates with this grease chamber via a brake oil pipe;

One first brake wire, sheathed one first sleeve pipe and one second sleeve pipe, two ends of this first brake wire connect this second brake linkage and this brake arm respectively, this first set pipe box is located between this second fixed mount and this master cylinder, and this second casing pipe sleeve is located between this master cylinder and this first hole portion; And

One second Brake cable, sheathed 1 the 3rd sleeve pipe, two ends of this second Brake cable connect this first brake lever and this brake arm respectively, and the 3rd casing pipe sleeve is located between this second fixed mount and this second hole portion.

2. a coupling brake system, is characterized in that, comprising:

One first brake handling device, comprises one first fixed mount and is articulated in the first brake lever on this first fixed mount;

One second brake operating device, comprises one second fixed mount and is articulated in one second brake linkage on this second fixed mount;

One drum brake mechanism, comprise a drum and to stop pedestal and be arranged at this drum and stop a brake arm on pedestal and a protrusion, this protrusion has a hole portion;

One master cylinder, comprise a cylinder body, and be articulated in the rocking arm of this cylinder body, a plunger and a grease chamber, this rocking arm is connected with a first end of this plunger, and this grease chamber is between one second end and this cylinder body of this plunger;

One first brake wire, sheathed one first sleeve pipe, two ends of this first brake wire connect this second brake linkage and this master cylinder respectively, and this first set pipe box is located between this second fixed mount and this master cylinder; And

One second Brake cable, sheathed one second sleeve pipe and one the 3rd sleeve pipe, two ends of this second Brake cable connect this first brake lever and this brake arm respectively, this second casing pipe sleeve is located between this second fixed mount and this master cylinder, and the 3rd casing pipe sleeve is located between this master cylinder and this hole portion.

3. coupling brake system as claimed in claim 1 or 2, it is characterized in that, this master cylinder more includes an oil outlet, and this oil outlet communicates with this grease chamber and this brake oil pipe.

4. coupling brake system as claimed in claim 3, it is characterized in that, this master cylinder more includes an oil inlet communicated with a lubricating cup, forms an influent stream road between this oil inlet and this plunger.

5. coupling brake system as claimed in claim 4, it is characterized in that, this master cylinder more includes a unidirectional leather cup, and it to be arranged on this plunger and between this influent stream road and this grease chamber, only can this grease chamber of single flow direction in order to the brake solution limiting this influent stream road.

6. coupling brake system as claimed in claim 1 or 2, it is characterized in that, this master cylinder more includes an elastic component, its to be sheathed on this plunger and at this plunger between this second end and inwall of this cylinder body, in order to provide a restoring force of this plunger.

7. coupling brake system as claimed in claim 4, it is characterized in that, this master cylinder more includes an oil sealing, and it is sheathed on this plunger, in order to the outside preventing the brake solution in this influent stream road from flowing to this cylinder body.

8. coupling brake system as claimed in claim 2, it is characterized in that, two ends of this first brake wire connect this cylinder body of this second brake linkage and this master cylinder respectively, and this first set pipe box is located between this rocking arm of this second fixed mount and this master cylinder.

9. coupling brake system as claimed in claim 2, it is characterized in that, two ends of this first brake wire connect this rocking arm of this second brake linkage and this master cylinder respectively, and this first set pipe box is located between this cylinder body of this second fixed mount and this master cylinder.