CN214248091U - Pedal pneumatic hydraulic brake - Google Patents
Pedal pneumatic hydraulic brake Download PDFInfo
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- CN214248091U CN214248091U CN202023238405.9U CN202023238405U CN214248091U CN 214248091 U CN214248091 U CN 214248091U CN 202023238405 U CN202023238405 U CN 202023238405U CN 214248091 U CN214248091 U CN 214248091U
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- brake
- brake arm
- oil pipe
- oil
- pneumatic
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Abstract
The utility model belongs to the technical field of brakes, in particular to a foot-operated pneumatic hydraulic brake; the brake device comprises a base, wherein a left brake arm and a right brake arm are arranged on the base, a first small oil cylinder and a first brake shoe are arranged in the middle of the left brake arm, a second small oil cylinder and a second brake shoe are arranged in the middle of the right brake arm, and a transverse pull rod is connected between the left brake arm and the right brake arm; brake shoe returning members are connected between the first brake shoe and the left brake arm and between the second brake shoe and the right brake arm; the first small oil cylinder is connected with a first oil pipe, the second small oil cylinder is connected with a second oil pipe, the first oil pipe and the second oil pipe are both connected with a third oil pipe, the third oil pipe is connected with a pneumatic pedal device, the pneumatic pedal device comprises a pneumatic oil pump and a pedal plate, and the pneumatic oil pump is connected with the third oil pipe; the utility model discloses rational in infrastructure, convenient to use, working strength is low, and the braking force is stepless controllable, and the reaction is sensitive, can realize the accurate location of braking.
Description
Technical Field
The utility model belongs to the technical field of the stopper, concretely relates to foot-operated pneumatic hydraulic brake.
Background
The brake is a device with the functions of decelerating, stopping or keeping a stopped state of a moving part or a moving machine, is a mechanical part for stopping or decelerating the moving part in the machine, is commonly called as a brake and a brake, mainly comprises a braking frame, a braking part, an operating device and the like, and some brakes are also provided with automatic adjusting devices of braking part gaps; the traditional brake depends on a pure manpower to drive an oil pump to work, the working strength is high, and the braking force is not ideal, so that the novel pedal type pneumatic hydraulic brake which can overcome the defects in the prior art is necessary.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of prior art, and provide a rational in infrastructure, convenient to use, working strength is low, and the braking force is stepless controllable, and the reaction is sensitive, can realize a foot-operated pneumatic hydraulic brake of the accurate location of braking.
The purpose of the utility model is realized like this: a foot-operated pneumatic hydraulic brake comprises a base, wherein a left brake arm is fixedly arranged on the left side of the base, a right brake arm is fixedly arranged on the right side of the base, a first small oil cylinder is arranged on the outer side of the middle part of the left brake arm, a second small oil cylinder is arranged on the outer side of the middle part of the right brake arm, and a transverse pull rod is connected between the left brake arm and the right brake arm; a first brake shoe is arranged on the inner side of the middle part of the left brake arm, a second brake shoe is arranged on the inner side of the middle part of the right brake arm, and brake shoe returning members are connected between the first brake shoe and the left brake arm and between the second brake shoe and the right brake arm; the first small oil cylinder is connected with a first oil pipe, the second small oil cylinder is connected with a second oil pipe, the first oil pipe and the second oil pipe are connected with a third oil pipe, the third oil pipe is connected with a pneumatic pedal device, the pneumatic pedal device comprises a pneumatic oil pump and a pedal plate, and the pneumatic oil pump is connected with the third oil pipe.
The left brake arm and the right brake arm are fixedly connected with the base through bolt connecting pairs.
And a control valve is arranged on the third oil pipe.
And the first oil pipe and the second oil pipe are both provided with control valves.
The left end and the right end of the tie rod are threaded rods, and the left end of the tie rod penetrates through the left brake arm and is fixedly connected with the left brake arm through a nut; the right end of the tie rod penetrates through the right brake arm and is fixedly connected with the right brake arm through a nut.
The utility model has the advantages that: the utility model discloses a foot-operated pneumatic hydraulic brake, through stepping on the running-board on the pneumatic pedal device, the running-board passes through link mechanism drive pneumatic oil pump, and pneumatic oil pump can promote its self oil pump according to the dynamics automatic control air current size of stepping on, and supply oil to first oil pipe and second oil pipe respectively through third oil pipe, finally get into first little hydro-cylinder and second little hydro-cylinder respectively, thereby promote first brake shoe, second brake shoe and move forward and hold the brake wheel tightly, realize the band-type brake promptly; when the pedal is stopped to be stepped, the pneumatic oil pump stops working after being loosened, hydraulic oil in the first small oil cylinder and the second small oil cylinder automatically returns, and the first brake shoe and the second brake shoe retract under the driving of the oil cylinders and the brake shoe return members and are separated from the brake wheel, so that brake release is realized; the utility model discloses a foot-operated pneumatic hydraulic brake, rational in infrastructure, convenient to use, working strength is low, and the braking force is stepless controllable, and the reaction is sensitive, can realize the accurate location of braking.
Drawings
Fig. 1 is a front view structure diagram of a brake part of the foot-operated pneumatic hydraulic brake of the utility model.
Fig. 2 is the utility model relates to a left side view structure schematic diagram of foot-operated pneumatic hydraulic brake braking part.
Fig. 3 is a schematic view of the brake part of the pneumatic hydraulic brake in a top view.
Fig. 4 is the utility model relates to a structure sketch map is surveyed to foot-operated pneumatic hydraulic brake braking part's axle.
Fig. 5 is the utility model relates to a foot-operated pneumatic hydraulic brake's overall structure sketch map.
In the figure: 1. the brake comprises a right brake arm 2, a tie rod 3, a left brake arm 4, a first small oil cylinder 5, a first oil pipe 6, a first brake shoe 7, a base 8, a second oil pipe 9, a second brake shoe 10, a brake shoe return member 11, a second small oil cylinder 12, a pedal plate 13, a pneumatic oil pump 14, a third oil pipe 15, a pneumatic pedal device 16 and a brake wheel.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Example 1
As shown in fig. 1-5, a foot-operated pneumatic hydraulic brake comprises a base 7, wherein a left brake arm 3 is fixedly arranged on the left side of the base 7, a right brake arm 1 is fixedly arranged on the right side of the base 7, a first small oil cylinder 4 is arranged on the outer side of the middle part of the left brake arm 3, a second small oil cylinder 11 is arranged on the outer side of the middle part of the right brake arm 1, and a cross pull rod 2 is connected between the left brake arm 3 and the right brake arm 1; a first brake shoe 6 is arranged on the inner side of the middle part of the left brake arm 3, a second brake shoe 9 is arranged on the inner side of the middle part of the right brake arm 1, and brake shoe return members 10 are connected between the first brake shoe 6 and the left brake arm 3 and between the second brake shoe 9 and the right brake arm 1; the first small oil cylinder 4 is connected with a first oil pipe 5, the second small oil cylinder 11 is connected with a second oil pipe 8, the first oil pipe 5 and the second oil pipe 8 are both connected with a third oil pipe 14, the third oil pipe 14 is connected with a pneumatic pedal device 15, the pneumatic pedal device 15 comprises a pneumatic oil pump 13 and a pedal plate 12, and the pneumatic oil pump 13 is connected with the third oil pipe 14.
The utility model discloses a foot-operated pneumatic hydraulic brake, through stepping on the running-board 12 on the pneumatic pedal device 15, running-board 12 passes through link mechanism drive pneumatic oil pump 13, and pneumatic oil pump 13 can promote its self oil pump according to the dynamics of stepping on automatic control air current size to supply oil to first oil pipe 5 and second oil pipe 8 respectively through third oil pipe 14, finally get into first little hydro-cylinder 4 and second little hydro-cylinder 11 respectively, thereby promote first brake shoe 6, second brake shoe 9 and move forward and hold brake wheel 16 tightly, realize the band-type brake promptly; when the pedal 12 is stopped to be stepped, the pneumatic oil pump 13 stops working after being loosened, the hydraulic oil in the first small oil cylinder 4 and the second small oil cylinder 11 automatically returns, the first brake shoe 6 and the second brake shoe 9 retract under the driving of the oil cylinders and the brake shoe return members 10 and are separated from the brake wheel, and then brake release is realized; the utility model discloses a foot-operated pneumatic hydraulic brake, rational in infrastructure, convenient to use, working strength is low, and the braking force is stepless controllable, and the reaction is sensitive, can realize the accurate location of braking.
Example 2
As shown in fig. 1-5, a foot-operated pneumatic hydraulic brake comprises a base 7, wherein a left brake arm 3 is fixedly arranged on the left side of the base 7, a right brake arm 1 is fixedly arranged on the right side of the base 7, a first small oil cylinder 4 is arranged on the outer side of the middle part of the left brake arm 3, a second small oil cylinder 11 is arranged on the outer side of the middle part of the right brake arm 1, and a cross pull rod 2 is connected between the left brake arm 3 and the right brake arm 1; a first brake shoe 6 is arranged on the inner side of the middle part of the left brake arm 3, a second brake shoe 9 is arranged on the inner side of the middle part of the right brake arm 1, and brake shoe return members 10 are connected between the first brake shoe 6 and the left brake arm 3 and between the second brake shoe 9 and the right brake arm 1; the first small oil cylinder 4 is connected with a first oil pipe 5, the second small oil cylinder 11 is connected with a second oil pipe 8, the first oil pipe 5 and the second oil pipe 8 are both connected with a third oil pipe 14, the third oil pipe 14 is connected with a pneumatic pedal device 15, the pneumatic pedal device 15 comprises a pneumatic oil pump 13 and a pedal plate 12, and the pneumatic oil pump 13 is connected with the third oil pipe 14.
For better effect, left side brake arm 3 with right side brake arm 1 all through bolted connection vice with base 7 fixed connection, stable in structure is reliable, connects convenient and fast.
For better effect, be provided with the control valve on the third oil pipe 14, the delivery flow of this oil circuit of this control valve of accessible to the adjustment the dynamics of trampling of running-board 12 improves the utility model discloses a controllability.
For better effect, the first oil pipe 5 and the second oil pipe 8 are both provided with control valves, and the control valves on the oil pipes can independently control the oil pipes to be connected with oil passages of corresponding oil cylinders, so that the first brake shoe 6 and the second brake shoe 9 can be independently controlled.
For better effect, the left end and the right end of the tie rod 2 are both threaded rods, and the left end of the tie rod 2 penetrates through the left brake arm 3 and is fixedly connected with the left brake arm 3 through a nut; the right end of the tie rod 2 penetrates through the right brake arm 1 and is fixedly connected with the right brake arm 1 through a nut, and the distance between the left brake arm 3 and the right brake arm 1 can be adjusted through adjusting the position of the nut, so that the distance between the first brake shoe 6 and the second brake shoe 9 in a natural state is adjusted.
The utility model discloses a foot-operated pneumatic hydraulic brake, through stepping on the running-board 12 on the pneumatic pedal device 15, running-board 12 passes through link mechanism drive pneumatic oil pump 13, and pneumatic oil pump 13 can promote its self oil pump according to the dynamics of stepping on automatic control air current size to supply oil to first oil pipe 5 and second oil pipe 8 respectively through third oil pipe 14, finally get into first little hydro-cylinder 4 and second little hydro-cylinder 11 respectively, thereby promote first brake shoe 6, second brake shoe 9 and move forward and hold brake wheel 16 tightly, realize the band-type brake promptly; when the pedal 12 is stopped to be stepped, the pneumatic oil pump 13 stops working after being loosened, the hydraulic oil in the first small oil cylinder 4 and the second small oil cylinder 11 automatically returns, the first brake shoe 6 and the second brake shoe 9 retract under the driving of the oil cylinders and the brake shoe return members 10 and are separated from the brake wheel, and then brake release is realized; the utility model discloses a foot-operated pneumatic hydraulic brake, rational in infrastructure, convenient to use, working strength is low, and the braking force is stepless controllable, and the reaction is sensitive, can realize the accurate location of braking.
Claims (5)
1. The utility model provides a foot-operated pneumatic hydraulic brake, it includes base (7), its characterized in that: a left brake arm (3) is fixedly arranged on the left side of the base (7), a right brake arm (1) is fixedly arranged on the right side of the base (7), a first small oil cylinder (4) is arranged on the outer side of the middle part of the left brake arm (3), a second small oil cylinder (11) is arranged on the outer side of the middle part of the right brake arm (1), and a transverse pull rod (2) is connected between the left brake arm (3) and the right brake arm (1); a first brake shoe (6) is arranged on the inner side of the middle part of the left brake arm (3), a second brake shoe (9) is arranged on the inner side of the middle part of the right brake arm (1), and brake shoe returning members (10) are connected between the first brake shoe (6) and the left brake arm (3) and between the second brake shoe (9) and the right brake arm (1); first little hydro-cylinder (4) are connected with first oil pipe (5), second little hydro-cylinder (11) are connected with second oil pipe (8), first oil pipe (5) with second oil pipe (8) all are connected with third oil pipe (14), third oil pipe (14) are connected with pneumatic pedal device (15), pneumatic pedal device (15) include pneumatic oil pump (13) and running-board (12), pneumatic oil pump (13) with third oil pipe (14) are connected.
2. The foot-operated pneumatic hydraulic brake of claim 1, wherein: the left brake arm (3) and the right brake arm (1) are fixedly connected with the base (7) through bolt connection pairs.
3. The foot-operated pneumatic hydraulic brake of claim 1, wherein: and a control valve is arranged on the third oil pipe (14).
4. The foot-operated pneumatic hydraulic brake of claim 1, wherein: and the first oil pipe (5) and the second oil pipe (8) are both provided with control valves.
5. The foot-operated pneumatic hydraulic brake of claim 1, wherein: the left end and the right end of the tie rod (2) are threaded rods, and the left end of the tie rod (2) penetrates through the left brake arm (3) and is fixedly connected with the left brake arm (3) through a nut; the right end of the tie rod (2) penetrates through the right brake arm (1) and is fixedly connected with the right brake arm (1) through a nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023238405.9U CN214248091U (en) | 2020-12-29 | 2020-12-29 | Pedal pneumatic hydraulic brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023238405.9U CN214248091U (en) | 2020-12-29 | 2020-12-29 | Pedal pneumatic hydraulic brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214248091U true CN214248091U (en) | 2021-09-21 |
Family
ID=77743970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023238405.9U Active CN214248091U (en) | 2020-12-29 | 2020-12-29 | Pedal pneumatic hydraulic brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214248091U (en) |
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2020
- 2020-12-29 CN CN202023238405.9U patent/CN214248091U/en active Active
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