CN211259435U - Emergency brake device for high-speed train - Google Patents
Emergency brake device for high-speed train Download PDFInfo
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- CN211259435U CN211259435U CN201921026494.5U CN201921026494U CN211259435U CN 211259435 U CN211259435 U CN 211259435U CN 201921026494 U CN201921026494 U CN 201921026494U CN 211259435 U CN211259435 U CN 211259435U
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- cylinder body
- braking
- cylinder
- brake disc
- piston
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Abstract
The utility model relates to an emergency braking technical field discloses a high-speed train emergency braking device, has solved emergency braking's technical problem. The emergency braking device for the high-speed train is characterized by comprising a brake disc, a braking part, a piston, a supporting rod, a first cylinder body, a second cylinder body and a driving device, wherein the radius of the first cylinder body is smaller than that of the second cylinder body, and the driving device drives the piston to further drive the braking part to be close to or far away from the brake disc. During emergency brake, the driving cover plate compression spring further compresses the space in the first cylinder body and the second cylinder body, the piston is pushed to drive the braking piece to be close to the brake disc, then friction plays a braking role, when the driving cover plate is stopped, the spring is unfolded to restore the original state, the space in the first cylinder body and the second cylinder body is enlarged, the piston restores the original state, and the braking piece is driven to be far away from the brake disc.
Description
Technical Field
The utility model relates to a braking technical field, more specifically say, it relates to a high-speed train emergency braking device.
Background
The high-speed train, also called high-speed train, refers to a train capable of continuously running at a high speed, and the maximum running speed generally reaches more than 200 km/h. The high-speed train belongs to a modern high-speed vehicle, is the centralized embodiment of the top science and technology of the train, can greatly improve the running speed of the train so as to improve the transportation efficiency, is quick, comfortable, stable, safe, energy-saving and environment-friendly, and all countries in the world support a novel high-speed train to meet the increasing travel demand.
However, due to the large inertia of the train, when the train needs to stop, the train needs to slide for a long distance, which affects safety, and therefore, an emergency braking device for a high-speed train is needed.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, an object of the present invention is to provide a high-speed train emergency braking device, which has the advantage of emergency braking.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the emergency braking device for the high-speed train is characterized by comprising a brake disc, a braking part, a piston, a supporting rod, a first cylinder body, a second cylinder body and a driving device, wherein the radius of the first cylinder body is smaller than that of the second cylinder body, and the driving device drives the piston to further drive the braking part to be close to or far away from the brake disc.
Further, drive arrangement includes spring, apron and backup pad, the backup pad is fixed inside just having seted up a plurality of considering the hole of first cylinder body, apron fixed connection is in first cylinder body is kept away from second cylinder body one end, the apron with fixedly connected with spring between the backup pad.
Furthermore, a plurality of vent holes are formed in the brake disc.
Further, oil is provided inside the first cylinder and the second cylinder.
Further, the support rod is fixedly connected with the second cylinder body.
Compared with the prior art, the beneficial effects of the utility model are that:
during emergency brake, the driving cover plate compression spring further compresses the space in the first cylinder body and the second cylinder body, the piston is pushed to drive the braking piece to be close to the brake disc, then friction plays a braking role, when the driving cover plate is stopped, the spring is unfolded to restore the original state, the space in the first cylinder body and the second cylinder body is enlarged, the piston restores the original state, and the braking piece is driven to be far away from the brake disc.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the brake disc of the present invention.
Reference numerals: 1. a brake disc; 2. a first cylinder; 3. a second cylinder; 4. a support bar; 11. a vent hole; 21. a cover plate; 22. a spring; 23. a support plate; 31. a stopper; 32. a piston.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
The emergency braking device for the high-speed train is characterized by comprising a brake disc 1, a braking piece 31, a piston 32, a supporting rod 4, a first cylinder body 2, a second cylinder body 3 and a driving device, wherein the radius of the first cylinder body 2 is smaller than that of the second cylinder body 3, and the driving device drives the piston 32 to further drive the braking piece 31 to be close to or far away from the brake disc 1.
Further, the driving device comprises a spring 22, a cover plate 21 and a support plate 23, the support plate 23 is fixed inside the first cylinder 2 and is provided with a plurality of filtering holes, the cover plate 21 is fixedly connected to one end, far away from the second cylinder 3, of the first cylinder 2, and the spring 22 is fixedly connected between the cover plate 21 and the support plate 23.
Furthermore, a plurality of vent holes 11 are opened on the brake disc 1.
Further, oil is provided inside the first cylinder 2 and the second cylinder 3.
Further, the support rod 4 is fixedly connected with the second cylinder 3.
Compared with the prior art, the beneficial effects of the utility model are that:
during emergency braking, the driving cover plate 21 compresses the spring 22 to further compress the space in the first cylinder body 2 and the second cylinder body 3, the piston 32 is pushed to drive the braking piece 31 to be close to the brake disc 1, and then the friction plays a braking role, when the driving cover plate 21 is stopped, the spring 22 is unfolded and restored, the space in the first cylinder body 2 and the second cylinder body 3 is enlarged, the piston 32 is restored, and the braking piece 31 is driven to be far away from the brake disc 1. It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. The emergency braking device for the high-speed train is characterized by comprising a brake disc (1), a braking piece (31), a piston (32), a supporting rod (4), a first cylinder body (2), a second cylinder body (3) and a driving device, wherein the radius of the first cylinder body (2) is smaller than that of the second cylinder body (3), and the driving device drives the piston (32) to further drive the braking piece (31) to be close to or far away from the brake disc (1).
2. The emergency braking device for high-speed trains according to claim 1, wherein the driving device comprises a spring (22), a cover plate (21) and a support plate (23), the support plate (23) is fixed inside the first cylinder (2) and is provided with a plurality of filtering holes, the cover plate (21) is fixedly connected to one end of the first cylinder (2) far away from the second cylinder (3), and the spring (22) is fixedly connected between the cover plate (21) and the support plate (23).
3. The emergency brake device for high-speed trains according to claim 2, wherein the brake disc (1) is provided with a plurality of vent holes (11).
4. A high speed train emergency brake apparatus according to claim 3, wherein the first cylinder (2) and the second cylinder (3) are internally provided with oil.
5. The emergency brake device for high-speed trains according to claim 4, wherein the support rod (4) is fixedly connected with the second cylinder (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921026494.5U CN211259435U (en) | 2019-07-03 | 2019-07-03 | Emergency brake device for high-speed train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921026494.5U CN211259435U (en) | 2019-07-03 | 2019-07-03 | Emergency brake device for high-speed train |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211259435U true CN211259435U (en) | 2020-08-14 |
Family
ID=71959246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921026494.5U Active CN211259435U (en) | 2019-07-03 | 2019-07-03 | Emergency brake device for high-speed train |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211259435U (en) |
-
2019
- 2019-07-03 CN CN201921026494.5U patent/CN211259435U/en active Active
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