CN216312864U - Hub motor brake device - Google Patents
Hub motor brake device Download PDFInfo
- Publication number
- CN216312864U CN216312864U CN202122715759.6U CN202122715759U CN216312864U CN 216312864 U CN216312864 U CN 216312864U CN 202122715759 U CN202122715759 U CN 202122715759U CN 216312864 U CN216312864 U CN 216312864U
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- brake
- hub
- brake device
- fixed shaft
- wheel
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model discloses an in-wheel motor brake device which comprises an in-wheel motor, wherein the in-wheel motor is provided with a wheel hub and a fixed shaft, and the inner side of the wheel hub is connected with a brake disc in a linkage manner; wherein: the fixed shaft is correspondingly provided with a first brake pad and a second brake pad at the inner side and the outer side of the brake disc; and a magnetic winding is installed on the fixed shaft, and the magnetic winding drives the second brake pad to move towards one side close to or far away from the first brake pad, so that: the first brake block and the second brake block clamp or release the brake disc. Therefore, by designing the hub motor brake device, the hub motor brake device has the advantages of simple structure, reliable work and high safety; meanwhile, the main parts of the brake are arranged outside the wheel hub, so that a certain internal space is saved for the wheel hub, and the maintenance and the replacement of the brake device by maintenance personnel are facilitated.
Description
Technical Field
The utility model relates to the field of hub motor braking devices, in particular to a hub motor brake device.
Background
The existing hub motor brake device has a complex structure, needs to participate in work by means of more parts, and has large potential safety hazard because the brake effect is greatly reduced and even the brake device cannot work normally when one part is damaged; meanwhile, some hub motor brake devices are arranged in the hub, and the problem of inconvenient installation and maintenance is also solved.
Therefore, a new technical solution is needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects and shortcomings of the prior art, the utility model provides the hub motor brake device which is simple in structure and has the advantages of reliable work and high safety by designing the hub motor brake device; meanwhile, the main parts of the brake are arranged outside the wheel hub, so that a certain internal space is saved for the wheel hub, and the maintenance and the replacement of the brake device by maintenance personnel are facilitated.
In order to achieve the purpose, the utility model adopts the following technical scheme: the hub motor brake device comprises a hub motor, wherein the hub motor is provided with a hub and a fixed shaft, and the inner side of the hub is connected with a brake disc in a linkage manner; wherein:
the fixed shaft is correspondingly provided with a first brake pad and a second brake pad at the inner side and the outer side of the brake disc; and a magnetic winding is installed on the fixed shaft, and the magnetic winding drives the second brake pad to move towards one side close to or far away from the first brake pad, so that: the first brake block and the second brake block clamp or release the brake disc.
Preferably, the magnetic winding is disposed on an inner side of the first brake pad.
As a preferable scheme, a linkage part is fixedly connected to the hub, and the brake disc is mounted on the linkage part; wherein: the linkage piece is provided with a limiting column, and the brake disc is provided with a limiting hole matched with the limiting column.
As a preferred scheme, the limiting column is polygonal, and correspondingly, the limiting hole is polygonal.
Preferably, the fixed shaft extends into the hub, and a key groove is formed on the part of the fixed shaft extending to the hub.
As a preferable scheme, a magnetic encoder for detecting the rotating speed is arranged at the end part of the fixed shaft, and a magnet matched with the magnetic encoder is arranged on the hub.
Compared with the prior art, the wheel hub motor brake device has the advantages of being obvious in advantages and beneficial effects, and particularly, according to the technical scheme, the wheel hub motor brake device is designed, so that the wheel hub motor brake device is simple in structure and has the advantages of being reliable in work and high in safety; meanwhile, the main parts of the brake are arranged outside the wheel hub, so that a certain internal space is saved for the wheel hub, and the maintenance and the replacement of the brake device by maintenance personnel are facilitated;
secondly, the design comes to be connected with the wheel hub with the linkage to install the brake disc on the linkage ingeniously, improved the uniformity of brake disc and wheel hub motion, further improved brake performance, improved the reliability.
To more clearly illustrate the structural features and effects of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is a perspective view of an embodiment of the present invention;
FIG. 2 is an exploded view of an embodiment of the present invention;
FIG. 3 is an enlarged partial schematic view of FIG. 2;
FIG. 4 is a schematic cross-sectional view of an embodiment of the present invention;
fig. 5 is a partially enlarged schematic view of fig. 4.
The attached drawings indicate the following:
10. a hub; 11. a linkage member; 111. a limiting column; 20. fixing a shaft; 21. a first brake pad; 22. a second brake pad; 23. a keyway; 30. a brake disc; 31. a limiting hole; 40. a magnetic winding; 50. a magnetic encoder; 51. and a magnet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are only preferred embodiments of the present invention.
Referring to fig. 1 to 5, the brake device for the hub motor in the embodiment of the present invention includes a hub motor having a hub 10 (a rotor portion) and a fixed shaft 20 (a stator portion), wherein a brake disc 30 is linked to an inner side of the hub 10; wherein:
the fixed shaft 20 is correspondingly provided with a first brake pad 21 and a second brake pad 22 at the inner side and the outer side of the brake disc 30; and a magnetic winding 40 is mounted on the fixed shaft 20, the magnetic winding 40 drives the second brake pad 22 to move towards a side close to or far away from the first brake pad 21, so that: the first brake pad 21 and the second brake pad 22 clamp or release the brake disc 30.
Therefore, by designing the hub motor brake device, the hub motor brake device has the advantages of simple structure, reliable work and high safety; meanwhile, the main parts of the brake are arranged outside the hub 10, so that a certain internal space is saved for the hub 10, and the maintenance and the replacement of the brake device by maintenance personnel are facilitated.
Generally, according to the existing circuit design, when the magnetic winding 40 is de-energized, the first brake pad 21 and the second brake pad 22 are in a locked (clamped) state of the brake disc 30, i.e. a locked state; after the magnetic winding 40 is energized, the second brake pad 22 moves outward, and the first brake pad 21 and the second brake pad 22 are not locked (released) with the brake disc 30, i.e., an unlocked state.
Specifically, the method comprises the following steps: the magnetic winding 40 is arranged on the inner side of the first brake pad 21; in practical applications, the magnetic winding 40 may be mainly composed of a mounting shell and a magnetic component disposed in the mounting shell; of course, the magnetic winding 40 can be other magnetic windings 40, and it should be clear to those skilled in the art that the magnetic windings 40 can only be used for driving the second brake pad 22 to move.
Specifically, a linkage 11 is fixedly connected to the hub 10, and the brake disc 30 is mounted on the linkage 11; wherein: the linkage 11 is provided with a limiting post 111, and the brake disc 30 is provided with a limiting hole 31 matched with the limiting post 111. Preferably, the position-limiting column 111 is a polygon, and correspondingly, the position-limiting hole 31 is a polygon. As shown in the drawings, the limiting column 111 is a quadrilateral example in the embodiment.
Generally, the fixed shaft 20 extends into the hub 10, and the key slot 23 is arranged on the part of the fixed shaft 20 extending to the hub 10. Preferably, a magnetic encoder 50 for detecting the rotation speed is disposed at an end portion of the fixed shaft 20, and a magnet 51 adapted to the magnetic encoder 50 is disposed on the hub 10.
The design of the utility model is characterized in that the wheel hub motor brake device is designed, and the wheel hub motor brake device has a simple structure, thereby having the advantages of reliable work and high safety; meanwhile, the main parts of the brake are arranged outside the wheel hub, so that a certain internal space is saved for the wheel hub, and the maintenance and the replacement of the brake device by maintenance personnel are facilitated;
secondly, the design comes to be connected with the wheel hub with the linkage to install the brake disc on the linkage ingeniously, improved the uniformity of brake disc and wheel hub motion, further improved brake performance, improved the reliability.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the technical scope of the present invention.
Claims (6)
1. The utility model provides an in-wheel motor band-type brake device which characterized in that: the brake disc brake device comprises a hub motor, wherein the hub motor is provided with a hub and a fixed shaft, and the inner side of the hub is connected with a brake disc in a linkage manner; wherein:
the fixed shaft is correspondingly provided with a first brake pad and a second brake pad at the inner side and the outer side of the brake disc; and a magnetic winding is installed on the fixed shaft, and the magnetic winding drives the second brake pad to move towards one side close to or far away from the first brake pad, so that: the first brake block and the second brake block clamp or release the brake disc.
2. The in-wheel motor brake device according to claim 1, wherein: the magnetic winding is arranged on the inner side of the first brake pad.
3. The in-wheel motor brake device according to claim 2, wherein: the hub is fixedly connected with a linkage piece, and the brake disc is mounted on the linkage piece; wherein: the linkage piece is provided with a limiting column, and the brake disc is provided with a limiting hole matched with the limiting column.
4. The in-wheel motor brake device according to claim 3, wherein: the limiting column is polygonal, and correspondingly, the limiting hole is polygonal.
5. The in-wheel motor brake device according to claim 4, wherein: the dead axle extends to in the wheel hub, and, dead axle extends to wheel hub part and is provided with the keyway.
6. The in-wheel motor brake device according to claim 4, wherein: the end of the fixed shaft is provided with a magnetic encoder for detecting the rotating speed, and the hub is provided with a magnet matched with the magnetic encoder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122715759.6U CN216312864U (en) | 2021-11-08 | 2021-11-08 | Hub motor brake device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122715759.6U CN216312864U (en) | 2021-11-08 | 2021-11-08 | Hub motor brake device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216312864U true CN216312864U (en) | 2022-04-15 |
Family
ID=81117852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122715759.6U Active CN216312864U (en) | 2021-11-08 | 2021-11-08 | Hub motor brake device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216312864U (en) |
-
2021
- 2021-11-08 CN CN202122715759.6U patent/CN216312864U/en active Active
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