Brake device for wheel motor assembly

Abstract

The utility model relates to the technical field of wheel motors, and discloses a brake device for a wheel motor assembly, which comprises a main body mechanism, a brake mechanism, a heat dissipation mechanism, a connecting assembly and a fixing mechanism, the main body mechanism comprises a wheel and a connecting disc, the connecting disc is arranged on the inner wall of the wheel, the brake mechanism comprises a brake disc and a screw hole, and the heat dissipation mechanism is arranged in the screw hole. The brake disc is arranged on the right side of the connecting disc, the heat dissipation mechanism comprises heat dissipation holes, the heat dissipation holes are formed in the right side of the brake disc, the connecting assembly comprises a stud, the stud is in threaded connection with the screw holes, the fixing mechanism comprises a fixing column, and the left side of the fixing column is fixedly connected with the right side of the brake disc. A worker turns on the motor to drive the wheel to rotate, when the rotating speed is too high, the brake disc arranged on the right side of the wheel starts to brake the wheel, and the heat dissipation holes are formed in the right side of the brake disc, so that the temperature of the brake disc is prevented from being too high when the brake disc brakes the wheel, and parts are prevented from being damaged.

Description

Technical Field

[0001] The utility model relates to the technical field of wheel motors, in particular to a braking device for a wheel motor assembly. Background Art

[0002] In the process of automobile technology development, the application of wheel hub motor is an important technological breakthrough. The wheel hub motor, also known as "driving wheel" technology, has the biggest feature of integrating power, transmission and braking devices into the wheel hub, thus greatly simplifying the mechanical part of the electric vehicle.

[0003] According to the published patent with announcement number CN 206125051 U, a wheel-mounted brake device and a wheel assembly include a connecting portion that can be sleeved on an axle, a mounting disc connected to the first end of the connecting portion for mounting on a wheel, and a friction disc connected to the second end of the connecting portion. The wheel-mounted brake device provided in the present application can be directly replaced with the wheel-mounted brake device described in the present application when the axle-mounted brake disc is modified, which reduces the difficulty of bogie design and can meet the needs of modular design of unified interfaces with different functions. The wheel-mounted brake device installs the mounting disc on the wheel, which has higher strength than the axle-mounted brake disc in the prior art and can meet the demand for large braking force. Simple assembly process and simple bogie mounting interface design. The wheel and axle of this design do not need interference assembly, which simplifies the production assembly process and saves a lot of manpower and equipment resources, but there are still the following problems, such as:

[0004] The existing wheel motor assembly brake device cannot dissipate heat when braking the wheel, resulting in a reduction in the service life of the wheel. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a braking device for a wheel motor assembly.

[0006] The utility model is implemented by the following technical scheme: it includes a main body mechanism, a brake mechanism, a heat dissipation mechanism, a connection assembly and a fixing mechanism, the main body mechanism includes a wheel and a connection disk, the inner wall of the wheel is provided with a connection disk, the brake mechanism includes a brake disk and a screw hole, the brake disk is provided on the right side of the connection disk, the heat dissipation mechanism includes a heat dissipation hole, the right side of the brake disk is provided with a heat dissipation hole, the connection assembly includes a stud, the stud is threadedly connected to the screw hole, the fixing mechanism includes a fixing column, the left side of the fixing column is fixedly connected to the right side of the brake disk.

[0007] Through the above technical solution, the staff assembled the equipment in a simple and efficient manner.

[0008] As a further improvement of the above solution, the main body mechanism includes a wheel, a connecting disk and a motor, the inner wall of the wheel is movably connected to the end of the connecting disk, and a motor is arranged on the left side of the connecting disk.

[0009] Through the above technical solution, the staff turns on the motor, and the motor drives the wheels to rotate.

[0010] As a further improvement of the above scheme, the braking mechanism includes a brake disc, a screw hole and a fixing block. A screw hole is opened on the right side of the brake disc. There are five screw holes. One end of the fixing block that is away from each other is fixedly connected to the end of the inner wall of the brake disc that is close to each other.

[0011] Through the above technical solution, when the wheel speed is too fast, the brake disc will quickly brake the wheel through the threaded connection between the studs.

[0012] As a further improvement of the above solution, the heat dissipation mechanism includes a heat dissipation hole, and a plurality of the heat dissipation holes are provided, and a plurality of the heat dissipation holes are opened on the right side of the brake disc.

[0013] Through the above technical solution, when the brake disc brakes the wheel, the heat generated by the friction between the brake disc and the wheel will be discharged through a plurality of heat dissipation holes opened on the right side of the brake disc, thereby increasing the service life of the wheel and improving work efficiency.

[0014] As a further improvement of the above scheme, the connecting assembly includes a bearing, a stud and a wheel disc, the right side of the bearing is fixedly connected to the left side of the wheel disc, the left side of the bearing is fixedly connected to the right side of the brake disc, five studs are provided, the five right sides of the studs are fixedly connected to the left side of the wheel disc, and the left sides of the five studs are threadedly connected to five screw holes opened on the left side of the brake disc.

[0015] Through the above technical solution, the five screw holes on the right side of the brake disc are threadedly connected with the five screw rods on the left side of the wheel disc, so that the brake disc can quickly brake the wheel.

[0016] As a further improvement of the above scheme, the fixing mechanism includes a fixed disk 1, a fixed column, a fixed disk 2 and a fixed block 2. The left side of the fixed disk 1 is fixedly connected to the right side of the fixed column, the left side of the fixed column is fixedly connected to the right side of the wheel disc, the top of the fixed disk 2 is fixedly connected to the bottom of the fixed block 2, and two fixed blocks 2 are provided, and the ends of the two fixed blocks 2 that are close to each other are clamped with the bottom of the motor.

[0017] Compared with the prior art, the beneficial effects of the present invention are:

[0018] The utility model provides a brake mechanism, specifically a brake disc. When the wheel speed is too fast, the brake disc is connected to the stud by a thread, and the wheel is braked quickly.

[0019] The utility model provides a heat dissipation mechanism, specifically a heat dissipation hole. When the brake disc brakes the wheel, the heat generated by the friction between the brake disc and the wheel will be discharged through a plurality of heat dissipation holes opened on the right side of the brake disc, thereby increasing the service life of the wheel and improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 It is a schematic diagram of the structure of the left side of the brake disc;

[0022] Figure 3 It is a schematic diagram of the structure of the right side of the brake disc;

[0023] Figure 4 Schematic diagram of the connection component structure.

[0024] Description of main symbols:

[0025] 1. Main body; 101. Wheel; 102. Connecting plate; 103. Motor; 2. Braking mechanism; 201. Braking disc; 202. Screw hole; 203. Fixing block 1; 3. Heat dissipation mechanism; 301. Heat dissipation hole; 4. Connecting assembly; 401. Bearing; 402. Stud; 403. Wheel disc; 5. Fixing mechanism; 501. Fixing disc 1; 502. Fixing column; 503. Fixing disc 2; 504. Fixing block 2. DETAILED DESCRIPTION

[0026] The present invention is further described below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form a new embodiment.

[0027] Example:

[0028] Please combine Figure 1-4 A braking device for a wheel motor assembly of the present embodiment includes a main body mechanism 1, a braking mechanism 2, a heat dissipation mechanism 3, a connecting assembly 4 and a fixing mechanism 5. The main body mechanism 1 includes a wheel 101 and a connecting disk 102. The connecting disk 102 is arranged on the inner wall of the wheel 101. The braking mechanism 2 includes a brake disk 201 and a screw hole 202. The brake disk 201 is arranged on the right side of the connecting disk 102. The heat dissipation mechanism 3 includes a heat dissipation hole 301. The heat dissipation hole 301 is opened on the right side of the brake disk 201. The connecting assembly 4 includes a stud 402. The stud 402 is threadedly connected to the screw hole 202. The fixing mechanism 5 includes a fixing column 502. The left side of the fixing column 502 is fixedly connected to the right side of the brake disk 201.

[0029] The main mechanism 1 includes a wheel 101 , a connecting disk 102 and a motor 103 . The inner wall of the wheel 101 is movably connected to the end of the connecting disk 102 , and the motor 103 is arranged on the left side of the connecting disk 102 .

[0030] The brake mechanism 2 includes a brake disc 201, a screw hole 202 and a fixing block 203. The right side of the brake disc 201 is provided with a screw hole 202, and the number of screw holes 202 is five. The end of the fixing block 203 that is away from each other is fixedly connected to the end that is close to the inner wall of the brake disc 201.

[0031] The heat dissipation mechanism 3 includes a heat dissipation hole 301 . A plurality of heat dissipation holes 301 are provided, and the plurality of heat dissipation holes 301 are opened on the right side of the brake disc 201 .

[0032] The connecting assembly 4 includes a bearing 401, a stud 402 and a wheel disc 403. The right side of the bearing 401 is fixedly connected to the left side of the wheel disc 403, and the left side of the bearing 401 is fixedly connected to the right side of the brake disc 201. Five studs 402 are provided, and the right sides of the five studs 402 are fixedly connected to the left side of the wheel disc 403, and the left sides of the five studs 402 are threadedly connected to the five screw holes 202 opened on the left side of the brake disc 201.

[0033] The fixing mechanism 5 includes a fixing plate 1 501, a fixing column 502, a fixing plate 2 503 and a fixing block 2 504. The left side of the fixing plate 1 501 is fixedly connected to the right side of the fixing column 502, the left side of the fixing column 502 is fixedly connected to the right side of the wheel disc 403, the top of the fixing plate 2 503 is fixedly connected to the bottom of the fixing block 2 504, two fixing blocks 2 504 are provided, and the ends of the two fixing blocks 2 504 close to each other are clamped with the bottom of the motor 103.

[0034] The implementation principle of a wheel motor assembly braking device in the embodiment of the present application is as follows: after the staff turns on the motor 103, the wheel 101 is driven to rotate. When the rotation speed is too fast, the brake disc 201 arranged on the right side of the wheel 101 starts to brake the wheel 101. A plurality of heat dissipation holes 301 are arranged on the right side of the brake disc 201 to prevent the brake disc 201 from overheating when braking the wheel 101, thereby avoiding damage to parts. The two fixing blocks 504 fix the motor 103, so that the motor 103 can work more stably.

[0035] The above-mentioned implementation modes are only preferred implementation modes of the present invention, and cannot be used to limit the protection scope of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.

Claims

1. A braking device for a wheel motor assembly, It is characterized in that The invention comprises a main body mechanism (1), a brake mechanism (2), a heat dissipation mechanism (3), a connection assembly (4) and a fixing mechanism (5), wherein the main body mechanism (1) comprises a wheel (101) and a connection disk (102), wherein the inner wall of the wheel (101) is provided with a connection disk (102), wherein the brake mechanism (2) comprises a brake disk (201) and a screw hole (202), wherein the brake disk (201) is provided on the right side of the connection disk (102), wherein the heat dissipation mechanism (3) comprises a heat dissipation hole (301), wherein the right side of the brake disk (201) is provided with a heat dissipation hole (301), wherein the connection assembly (4) comprises a stud (402), wherein the stud (402) is threadedly connected to the screw hole (202), and wherein the fixing mechanism (5) comprises a fixing column (502), wherein the left side of the fixing column (502) is fixedly connected to the right side of the brake disk (201).

2. A braking device for a wheel motor assembly as claimed in claim 1, Features: The main body mechanism (1) comprises a wheel (101), a connecting disk (102) and a motor (103); the inner wall of the wheel (101) is movably connected to the end of the connecting disk (102); and the motor (103) is arranged on the left side of the connecting disk (102).

3. A braking device for a wheel motor assembly as claimed in claim 1, Features: The brake mechanism (2) comprises a brake disc (201), a screw hole (202) and a fixing block (203); the right side of the brake disc (201) is provided with a screw hole (202); the number of the screw holes (202) is five; an end of the fixing block (203) that is away from each other is fixedly connected to an end of the inner wall of the brake disc (201) that is close to each other.

4. A braking device for a wheel motor assembly as claimed in claim 1, Features: The heat dissipation mechanism (3) comprises a heat dissipation hole (301), a plurality of the heat dissipation holes (301) are provided, and the plurality of the heat dissipation holes (301) are opened on the right side of the brake disc (201).

5. A braking device for a wheel motor assembly as claimed in claim 1, Features: The connecting assembly (4) comprises a bearing (401), a stud (402) and a wheel disc (403); the right side of the bearing (401) is fixedly connected to the left side of the wheel disc (403); the left side of the bearing (401) is fixedly connected to the right side of the brake disc (201); five studs (402) are provided; the right sides of the five studs (402) are fixedly connected to the left side of the wheel disc (403); and the left sides of the five studs (402) are threadedly connected to five screw holes (202) provided on the left side of the brake disc (201).

6. A braking device for a wheel motor assembly as claimed in claim 1, Features: The fixing mechanism (5) comprises a fixing disk 1 (501), a fixing column (502), a fixing disk 2 (503) and a fixing block 2 (504); the left side of the fixing disk 1 (501) is fixedly connected to the right side of the fixing column (502); the left side of the fixing column (502) is fixedly connected to the right side of the wheel disc (403); the top of the fixing disk 2 (503) is fixedly connected to the bottom of the fixing block 2 (504); two fixing blocks 2 (504) are provided, and the ends of the two fixing blocks 2 (504) close to each other are clamped to the bottom of the motor (103).

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