CN216382321U - Brake block and vehicle - Google Patents
Brake block and vehicle Download PDFInfo
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- CN216382321U CN216382321U CN202122957475.8U CN202122957475U CN216382321U CN 216382321 U CN216382321 U CN 216382321U CN 202122957475 U CN202122957475 U CN 202122957475U CN 216382321 U CN216382321 U CN 216382321U
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- brake pad
- brake
- friction
- back plate
- mounting hole
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Abstract
The application provides a brake block and vehicle has solved the technical problem that the structure of prior art brake block and assembly method can't satisfy the demand of brake block frictional behavior. Brake block and vehicle includes: the brake pad back plate is provided with an accommodating groove and a friction structure connected with the brake pad back plate, and the friction structure is accommodated in the accommodating groove; and the damping piece is arranged between the brake pad back plate and the friction structure. When the brake pad is used, the brake pad back plate is connected with a brake system of the electric vehicle, the damping piece and the friction structure are accommodated in the accommodating groove of the brake pad back plate, and the mechanical performance of the brake pad is improved by using the integral structure and the assembly mode of the brake pad so as to meet the requirement of the friction performance; thereby meeting the braking requirement of the motor car with the speed of more than 400 km/h.
Description
Technical Field
The application relates to the field of vehicles, in particular to a brake pad and a vehicle.
Background
The emergency braking of the train is mainly realized by the friction between a brake disc and a brake pad friction pair in a vehicle braking system, and the performance of the brake pad in the braking system has great influence on the braking effect of the train. At present, the brake pad for the motor train unit train mainly takes powder metallurgy brake materials as main materials. However, under the braking environment of 380km/h, the braking curve can generate thermal attenuation, even completely lose the braking performance, cannot be competent for operating trains with the speed per hour higher than 400km/h, and cannot meet the requirement that the existing trains brake at the speed higher than 400 km/h.
In the prior art, in order to improve the temperature resistance and the mechanical strength of the brake pad and enable the brake pad to adapt to a harsher external environment, a carbon fiber reinforced composite material is usually selected as a brake pad material, however, the structure and the assembly mode of the existing brake pad cannot meet the requirement of the friction performance of the brake pad, and the mechanical performance of the brake pad is reduced.
Disclosure of Invention
In view of this, the application provides a brake block and vehicle thereof, has solved the technical problem that the structure of prior art brake block and assembly methods can't satisfy the demand of brake block frictional property.
According to one aspect of the present application, a brake pad includes: a brake pad backing plate having a receiving groove,
the friction structure is connected with the brake pad back plate and is accommodated in the accommodating groove; and
and the damping piece is arranged between the brake pad back plate and the friction structure.
In one possible implementation, the friction structure includes:
a friction body;
and the connecting groove is arranged on the friction body and extends along the width direction of the friction body.
In one possible implementation manner, the method further includes: a fastening device;
wherein the friction structure further comprises:
the first mounting hole is formed in the surface of the friction body;
the brake pad backing plate includes:
a brake pad backing plate body; and
a second mounting hole is formed in the brake pad back plate body and penetrates through the brake pad back plate body;
the fastening device penetrates through the first mounting hole and the second mounting hole to connect the friction structure with the brake pad back plate.
In one possible implementation manner, the brake pad backing plate further includes:
the brake block lateral plate, the brake block lateral plate is followed the circumference setting of brake block backplate body, the brake block lateral plate with brake block backplate body forms the holding tank.
In one possible implementation, the brake pad backing plate body and the brake pad side plate are integrally formed.
In one possible implementation, the shock absorbing member includes:
a shock-absorbing body; and
a third mounting hole is formed in the damping body and penetrates through the damping body; wherein the content of the first and second substances,
the fastening device penetrates through the first mounting hole, the second mounting hole and the third mounting hole to connect the friction structure, the brake pad back plate and the damping piece.
In one possible implementation, the friction structure includes: a plurality of first mounting holes;
the brake pad backing plate includes: a plurality of second mounting holes;
the shock-absorbing member includes: a plurality of third mounting holes; wherein the content of the first and second substances,
the number of the first mounting holes, the number of the second mounting holes, the number of the third mounting holes and the number of the fastening devices are equal.
In one possible implementation, the shock absorbing member includes: and (7) a gasket.
In one possible implementation, the thickness of the shim is set to 5 mm.
The application provides a brake block and vehicle includes: the brake pad back plate is provided with an accommodating groove and a friction structure connected with the brake pad back plate, and the friction structure is accommodated in the accommodating groove; and the damping piece is arranged between the brake pad back plate and the friction structure. When the brake pad is used, the brake pad back plate is connected with a brake system of the electric vehicle, the damping piece and the friction structure are accommodated in the accommodating groove of the brake pad back plate, and the mechanical performance of the brake pad is improved by using the integral structure and the assembly mode of the brake pad so as to meet the requirement of the friction performance; thereby meeting the braking requirement of the motor car with the speed of more than 400 km/h.
Drawings
Fig. 1 is a schematic diagram illustrating an exploded structure of a brake pad provided by the present application.
1. A brake pad backing plate; 11. a brake pad backing plate body; 12. a second mounting hole; 13. a brake pad side plate; 14. accommodating grooves; 2. a friction structure; 21. a friction body; 22. connecting grooves; 23. a first mounting hole; 3. a shock absorbing member; 31. a shock-absorbing body; 32. a third mounting hole; 4. and a fastening device.
Detailed Description
In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless explicitly specifically limited otherwise. All directional indicators in the embodiments of the present application (such as upper, lower, left, right, front, rear, top, bottom … …) are only used to explain the relative positional relationship between the components, the movement, etc. in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.
Furthermore, reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Fig. 1 is a schematic structural diagram of a brake pad according to an embodiment of the present application, and as shown in fig. 1, the brake pad includes: the brake pad comprises a brake pad back plate 1, wherein the brake pad back plate 1 is provided with an accommodating groove 14 and a friction structure 2 connected with the brake pad back plate 1, and the friction structure 2 is accommodated in the accommodating groove 14; and a damping member 3 disposed between the brake pad backing plate 1 and the friction structure 2. When the brake pad is used, the brake pad back plate 1 is connected with a brake system of the electric vehicle, the damping piece 3 and the friction structure 2 are accommodated in the accommodating groove 14 of the brake pad back plate 1, and the mechanical performance of the brake pad is improved by using the integral structure and the assembly mode of the brake pad so as to meet the requirement of the friction performance; thereby meeting the braking requirement of the motor car with the speed of more than 400 km/h.
In one possible implementation, the friction structure 2 comprises: a friction body 21; and a coupling groove 22 provided on the friction body 21, the coupling groove 22 extending in a width direction of the friction body 21. The connecting groove 22 is arranged on the friction body 21, and other impurities can enter the brake pad due to the long-term use of the connecting groove 22, so that the impurities and the like can be removed through the connecting groove 22, the impurities are prevented from entering and containing the brake pad, and the brake performance of the brake pad is improved.
Specifically, the friction body 21 is shaped to fit the receiving groove 14, so that the friction structure 2 is integrally received in the receiving groove 14 without shaking or moving in the receiving groove 14.
In one possible implementation, the brake pad further includes: a fastening device 4; wherein, friction structure 2 still includes: a first mounting hole 23 opened in the surface of the friction body 21; the brake pad backing plate 1 includes: a brake pad backing plate body 11; the second mounting hole 12 is formed in the brake pad back plate body 11, and the second mounting hole 12 penetrates through the brake pad back plate body 11; the fastening device 4 penetrates through the first mounting hole 23 and the second mounting hole 12 to connect the friction structure 2 with the brake pad backing plate 1. The fastening device 4 passes through the first mounting hole 23, and the second mounting hole 12 is fixed with the friction structure 2 and the brake pad back plate 1 which are contained in the containing groove 14, so as to prevent the friction structure 2 from shaking in the containing groove 14, and thus the fastening performance of the friction structure 2 and the brake pad back plate 1 in the using process is improved.
Alternatively, the fastening device 4 comprises: riveting; the use through the rivet makes things convenient for the dismouting and the change of brake block backplate 1, friction structure 2, damper 3.
Specifically, the fastening device 4 includes: 304 stainless steel rivet, this 304 stainless steel rivet's intensity is high, long service life.
In a possible implementation manner, the brake pad backing plate 1 further includes: the brake block back plate comprises a brake block side plate 13, wherein the brake block side plate 13 is arranged along the circumferential direction of the brake block back plate body 11, and the brake block side plate 13 and the brake block back plate body 11 form an accommodating groove 14. The holding groove 14 is formed by the common use of the brake pad back plate body 11 and the brake pad side plate 13, so that the friction structure 2 and the damping piece 3 can be held in the holding groove 14, the brake pad back plate 1, the friction structure 2 and the damping piece 3 are of an integral structure, and the use performance of the brake pad in the use process is further improved.
Optionally, the brake pad side plate 13 is made of hot-strength steel, and the brake pad side plate 13 is made of hot-strength steel; the brake pad back plate body 11 and the brake pad side plate 13 are made of the hot-strength steel, so that the brake pad back plate has the characteristics of high temperature resistance and friction resistance, and the service life of the brake pad back plate 1 can be prolonged.
In one possible implementation, the brake pad backing plate body 11 is integrally formed with the brake pad side plate 13; so as to improve the rigidity and the strength of the brake pad backboard 1 in the using process and prolong the service life of the brake pad backboard 1.
In a possible implementation, the shock-absorbing member 3 comprises: a damper body 31; and a third mounting hole 32 opened in the damper body 31, the third mounting hole 32 penetrating the damper body 31; the fastening device 4 penetrates through the first mounting hole 23, the second mounting hole 12 and the third mounting hole 32 to connect the friction structure 2, the brake pad backing plate 1 and the damping piece 3. The damping piece 3 is used for reducing the friction force between the brake pad back plate 1 and the friction structure 2 in the using process, so that the mechanical performance of the whole brake pad in the using process is improved, and the service life of the brake pad is prolonged.
In one possible implementation, the friction structure 2 comprises: a plurality of first mounting holes 23; the brake pad backing plate 1 includes: a plurality of second mounting holes 12; the damper 3 includes: a plurality of third mounting holes 32; wherein the number of the first mounting holes 23, the number of the second mounting holes 12, the number of the third mounting holes 32, and the number of the fastening devices 4 are all equal. The plurality of fastening devices 4 correspondingly penetrate through the plurality of first mounting holes 23, the plurality of second mounting holes 12 and the plurality of third mounting holes 32 one by one, so that the brake pad backing plate 1, the friction structure 2 and the damping piece 3 are fastened, and the mechanical performance of the brake pad is improved.
In a possible implementation, the shock-absorbing member 3 comprises: and (7) a gasket. The pad can slow down the friction force between the friction structure 2 and the brake pad back plate 1, and can also ensure the stability of the connection between the friction structure 2 and the brake pad back plate 1, thereby improving the friction performance of the brake pad.
Optionally, the gasket is formed by cutting a whole piece of viscose-based carbon fiber soft felt; the gasket has the performance of reducing friction force, and is wear-resistant and high-temperature resistant.
In a possible implementation, the thickness of the shim is set to 5mm to reduce the friction between the friction structure 2 and the brake pad backing plate 1.
In one possible implementation, the friction structure 2 comprises: a carbon fiber ceramic based friction structure 2. The mechanical property of the brake pad is improved through the carbon fiber ceramic-based friction structure 2, so that the brake pad can adapt to the external severe environment and has higher mechanical strength.
In a second aspect of the present application, a vehicle includes the above-mentioned brake pad, and since the structure and the beneficial effects of the brake pad are described in detail above, they are not repeated herein.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, and any modifications, equivalents and the like that are within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A brake pad, comprising:
a brake pad backing plate (1), the brake pad backing plate (1) having a receiving groove (14),
the friction structure (2) is connected with the brake pad back plate (1), and the friction structure (2) is accommodated in the accommodating groove (14); and
and the shock absorption piece (3) is arranged between the brake pad back plate (1) and the friction structure (2).
2. Brake pad according to claim 1, characterized in that the friction structure (2) comprises:
a friction body (21);
and a connecting groove (22) provided on the friction body (21), the connecting groove (22) extending in a width direction of the friction body (21).
3. The brake pad of claim 2, further comprising: a fastening device (4);
wherein the friction structure (2) further comprises:
a first mounting hole (23) formed in the surface of the friction body (21);
the brake pad backing plate (1) comprises:
a brake pad back plate body (11); and
a second mounting hole (12) formed in the brake pad back plate body (11), wherein the second mounting hole (12) penetrates through the brake pad back plate body (11);
the fastening device (4) penetrates through the first mounting hole (23) and the second mounting hole (12) to connect the friction structure (2) and the brake pad back plate (1).
4. A brake pad according to claim 3, characterized in that the brake pad backing plate (1) further comprises:
brake block curb plate (13), brake block curb plate (13) are followed the circumference setting of brake block backplate body (11), brake block curb plate (13) with brake block backplate (1) body forms holding tank (14).
5. The brake pad of claim 4, wherein the brake pad backing plate body (11) is integrally formed with the brake pad side plate (13).
6. Brake pad according to claim 4, characterized in that the damping member (3) comprises:
a damper body (31); and
a third mounting hole (32) formed in the damper body (31), wherein the third mounting hole (32) penetrates through the damper body (31); wherein the content of the first and second substances,
the fastening device (4) penetrates through the first mounting hole (23), the second mounting hole (12) and the third mounting hole (32) to connect the friction structure (2), the brake pad back plate (1) and the damping piece (3).
7. Brake pad according to claim 6, characterized in that the friction structure (2) comprises: a plurality of first mounting holes (23);
the brake pad backing plate (1) comprises: a plurality of second mounting holes (12);
the shock absorbing member (3) comprises: a plurality of third mounting holes (32); wherein the content of the first and second substances,
the number of the first mounting holes (23), the number of the second mounting holes (12), the number of the third mounting holes (32) and the number of the fastening devices (4) are equal.
8. Brake pad according to claim 6, characterized in that the damping member (3) comprises: and (7) a gasket.
9. The brake pad of claim 8, wherein the shim is provided with a thickness of 5 mm.
10. A vehicle comprising a brake pad according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122957475.8U CN216382321U (en) | 2021-11-30 | 2021-11-30 | Brake block and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122957475.8U CN216382321U (en) | 2021-11-30 | 2021-11-30 | Brake block and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216382321U true CN216382321U (en) | 2022-04-26 |
Family
ID=81220376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122957475.8U Active CN216382321U (en) | 2021-11-30 | 2021-11-30 | Brake block and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216382321U (en) |
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2021
- 2021-11-30 CN CN202122957475.8U patent/CN216382321U/en active Active
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