Electric hub with electric hub brake assembly

Abstract

The utility model provides an electric hub with an electric hub brake assembly, and belongs to the technical field of vehicle accessories. The problem that in the prior art, the braking mode is not good enough is solved. The electric wheel hub comprises an electric wheel hub assembly, a brake disc, a brake caliper assembly, a brake flange assembly and a suspension pipe, a wheel core is connected with the side face of a wheel rim, a fixing rod is fixedly installed on one side of the wheel core, the center of the brake disc penetrates through the fixing rod and is attached to one side of the wheel core, and the brake flange assembly comprises a flange piece, a flange sleeve and a pressing plate. The flange sleeve is arranged on the outer side of the fixing rod in a sleeving mode, the flange piece is arranged on the outer side of the flange sleeve in a sleeving mode, first fastening bolts are fixed to the pressing plate and the flange piece, a first limiting groove is formed in the limiting connecting block, a first connecting hole is formed in one side of the upper portion of the limiting connecting block, the flange piece is attached to the outer side of the first connecting hole, and second fastening bolts are fixed in the first connecting hole. The brake device has the advantages of being good in brake effect and convenient to disassemble and maintain.

Description

Technical Field

[0001] The utility model belongs to the technical field of vehicle accessories and relates to an electric wheel hub with an electric wheel hub brake assembly. Background Art

[0002] Most of the existing wheel hub brakes on the market adopt the form of installing the brake disc on the wheel hub bearing flange surface and installing the caliper on the wheel hub bracket.

[0003] Chinese patent publication number CN207931695U discloses a Formula One racing wheel hub with a brake cooling device. The hub includes spokes, a wheel core, a rim, a one-way bearing, and an axial fan. Spoke connecting platforms are spaced circumferentially around one end of the wheel core. The spokes are fixedly connected to the spoke connecting platforms via bolts, and the rim is fixedly connected to the spokes. Mounting platforms for connecting the brake disc are also provided on the wheel core, and these platforms are also spaced circumferentially around the wheel core. The mounting platforms are fork-shaped and fixedly connected to the inner ring of the brake disc. The wheel hub rotates synchronously with the brake disc. During braking, the brake caliper applies pressure, and the friction on the brake disc reduces the disc's rotational speed, thereby slowing the vehicle.

[0004] The patent provides a formula racing wheel hub with a brake cooling device, in which the brake assembly is installed inside the rim, and the brake disc is frictionally decelerated by applying pressure through the brake caliper. However, there are better braking methods than the wheel hub and brake with this structure. Utility Model Content

[0005] The purpose of the utility model is to address the above-mentioned problems existing in the prior art and to provide an electric hub with an electric hub brake assembly.

[0006] The objectives of the utility model can be achieved through the following technical solutions: An electric wheel hub with an electric wheel hub brake assembly, comprising an electric wheel hub assembly, a brake disc, a brake caliper assembly, a brake flange assembly and a suspension tube, wherein the electric wheel hub assembly comprises a rim and a wheel core, wherein the wheel core is connected to the side of the rim and the wheel core is fixed to one side of the rim, a fixing rod is fixedly installed on one side of the wheel core, the center of the brake disc passes through the fixing rod and is in contact with one side of the wheel core, the brake flange assembly comprises a flange, a flange sleeve and a pressure plate, the flange sleeve is sleeved on the outside of the fixing rod, the flange sleeve is sleeved on the outside of the flange sleeve, the pressure plate is in contact with one side of the flange, and a plurality of first fastening bolts are fixed to the pressure plate and the flange, the brake caliper assembly comprises a pneumatic caliper, a limiting connection block and a locking plate, the limiting connection block is provided with a first limiting groove, a first connecting hole is provided on an upper side of the limiting connection block, the flange is in contact with the outside of the first connecting hole, and a second fastening bolt is fixed in the first connecting hole.

[0007] In the above-mentioned electric hub with an electric hub brake assembly, the suspension tube passes through the pressure plate and is sleeved on the flange sleeve.

[0008] In the above-mentioned electric hub with an electric hub brake assembly, a cover bolt is fixedly mounted on one end of the fixing rod, and the cover bolt is located inside the suspension tube.

[0009] In the above-mentioned electric hub with an electric hub brake assembly, a key slot is provided on the fixing rod, and a key is fixed in the key slot.

[0010] In the above-mentioned electric hub with an electric hub brake assembly, cylinders are provided on both sides of the pneumatic caliper, a second connecting hole is opened at the bottom of the limiting connecting block, the cylinder is sealedly connected to the second connecting hole, and sealing bolts are passed through and fixed in the second connecting hole and the cylinder.

[0011] In the above-mentioned electric hub with an electric hub brake assembly, a second limiting groove is provided in the pneumatic caliper.

[0012] Compared with the prior art, the electric hub with an electric hub brake assembly provided by the utility model has the following beneficial effects: by arranging the wheel core on the outside of the rim, the brake disc and one side of the wheel core are fitted together, the edge of the brake disc is clamped by the brake caliper assembly, and the center of the brake disc rubs one side of the wheel core to brake the electric hub assembly. This structure is easy to disassemble and maintain. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the explosion structure of the utility model;

[0015] Figure 3 It is a schematic diagram of the electric hub structure;

[0016] Figure 4 It is a schematic diagram of the brake caliper assembly structure.

[0017] In the figure: 1. Electric wheel hub assembly; 11. Rim; 12. Wheel core; 13. Fixing rod; 131. Keyway; 14. Cover bolt; 15. Key; 2. Brake disc; 3. Brake caliper assembly; 31. Pneumatic caliper; 311. Cylinder; 312. Second limiting groove; 32. Limit connecting block; 321. First connecting hole; 322. Second connecting hole; 323. First limiting groove; 33. Locking plate; 4. Brake flange assembly; 41. Flange; 42. Flange sleeve; 43. Pressure plate; 5. Suspension tube; 6. First fastening bolt; 7. Second fastening bolt; 8. Sealing bolt. DETAILED DESCRIPTION

[0018] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0019] like Figures 1 to 4 As shown, this embodiment includes an electric wheel hub assembly 1, a brake disc 2, a brake caliper assembly 3, a brake flange assembly 4 and a suspension tube 5. The electric wheel hub assembly 1 includes a rim 11 and a wheel core 12. The wheel core 12 is cylindrical as a whole and a connecting surface is formed on one side of the wheel core 12 and is connected to the side end surface of the rim 11. A fixing rod 13 is fixedly installed on one side of the cylindrical wheel core 12. The center of the brake disc 2 passes through the fixing rod 13 and fits with the end surface of the wheel core 12. The brake disc 2 is pressed against the wheel core by friction. 12 is used to decelerate, the brake flange assembly 4 includes a flange 41, a flange sleeve 42 and a pressure plate 43, the flange sleeve 42 is sleeved on the outside of the fixing rod 13, the flange 41 is sleeved on the outside of the flange sleeve 42, the pressure plate 43 is fitted with one side of the flange 41, four first fastening bolts 6 pass through the pressure plate 43 and the flange 41 and tightly fix the pressure plate 43 and the flange 41, the hanging tube 5 is a hollow cylindrical structure, the hanging tube 5 passes through the pressure plate 43 and is sleeved on the flange sleeve 42.

[0020] like Figures 1 to 4 As shown, the brake caliper assembly 3 includes a pneumatic caliper 31, a limiting connecting block 32 and a locking plate 33. A first limiting groove 323 is provided in the limiting connecting block 32, and a first connecting hole 321 is provided on one side above the limiting connecting block 32. The lower end of the flange 41 is attached to the outer side of the first connecting hole 321. The second fastening bolt 7 passes through the flange 41 and the first connecting hole 321 and fixes the flange 41 and the first connecting hole 321. Two cylinders 311 are provided on both sides of the pneumatic caliper 31. The bottom of the limiting connecting block 32 is provided with a The second connecting hole 322 and the cylinder 311 are sealed and connected to the second connecting hole 322. A sealing bolt 8 is passed through and fixed in the second connecting hole 322 and the cylinder 311. A second limiting groove 312 is opened in the pneumatic caliper 31. The first limiting groove 323 and the second limiting groove 312 overlap. The lower end of the brake disc 2 extends into the first limiting groove 323 and the second limiting groove 312. There are two locking plates 33, which are respectively installed on both sides of the first limiting groove 323 and the second limiting groove 312 and fixed to the limiting connecting block 32.

[0021] To be more specific, a key slot 131 is provided on the fixing rod 13 and a key 15 is fixed thereon. The key 15 is connected to the flange 41. The key 15 connects the flange 41 and transmits torque. One end of the outer side of the fixing rod 13 is threaded and fixedly mounted with two cover bolts 14. The cover bolts 14 fix the fixing rod 13 and are located inside the suspension tube 5.

[0022] The working principle of the present invention is as follows: the pneumatic caliper 31 is in operation, the cylinder 311 is started to push the limit connecting block 32 and the locking plate 33, and the locking plates 33 on both sides of the brake disc 2 clamp the edge of the brake disc 2 to frictionally decelerate, and the center of the brake disc 2 is in contact with one side of the wheel core 12 for friction, and the brake disc 2 also has a deceleration effect on the wheel core 12, thereby achieving a braking effect.

[0023] The specific embodiments described herein are merely illustrative of the spirit of the present invention. Persons skilled in the art may make various modifications, additions, or substitutions to the described specific embodiments without departing from the spirit of the present invention or exceeding the scope defined by the appended claims.

[0024] Although various terms are used in this document, the possibility of using other terms is not excluded. These terms are used only to more conveniently describe and explain the essence of the present invention; interpreting them as any additional restrictions is contrary to the spirit of the present invention.

Claims

1. An electric hub with an electric hub brake assembly, comprising an electric hub assembly (1), a brake disc (2), a brake caliper assembly (3), a brake flange assembly (4) and a suspension tube (5), characterized in that: The electric wheel hub assembly (1) includes a wheel rim (11) and a wheel core (12), wherein the wheel core (12) is connected to the side of the wheel rim (11) and the wheel core (12) is fixed to one side of the wheel rim (11), a fixing rod (13) is fixedly installed on one side of the wheel core (12), the center of the brake disc (2) passes through the fixing rod (13) and fits with one side of the wheel core (12), and the brake flange assembly (4) includes a flange (41), a flange sleeve (42) and a pressure plate (43), wherein the flange sleeve (42) is sleeved on the outside of the fixing rod (13), and the flange (41) is sleeved on the flange sleeve (42). ), the pressure plate (43) is fitted with one side of the flange (41), a plurality of first fastening bolts (6) are fixed on the pressure plate (43) and the flange (41), the brake caliper assembly (3) comprises a pneumatic caliper (31), a limiting connection block (32) and a locking plate (33), a first limiting groove (323) is provided in the limiting connection block (32), a first connecting hole (321) is provided on one side above the limiting connection block (32), the flange (41) is fitted with the outside of the first connecting hole (321), and a second fastening bolt (7) is fixed in the first connecting hole (321).

2. The electric hub with an electric hub brake assembly according to claim 1, characterized in that: The hanging pipe (5) passes through the pressure plate (43) and is sleeved on the flange sleeve (42).

3. The electric hub with an electric hub brake assembly according to claim 1, characterized in that: A cover bolt (14) is fixedly mounted on one end of the fixing rod (13), and the cover bolt (14) is located inside the suspension tube (5).

4. The electric hub with an electric hub brake assembly according to claim 1, characterized in that: A key slot (131) is provided on the fixing rod (13), and a key (15) is fixed in the key slot (131).

5. The electric hub with an electric hub brake assembly according to claim 1, characterized in that: Cylinders (311) are provided on both sides of the pneumatic caliper (31), a second connection hole (322) is provided at the bottom of the position-limiting connection block (32), the cylinder (311) and the second connection hole (322) are sealedly connected, and sealing bolts (8) are passed through and fixed in the second connection hole (322) and the cylinder (311).

6. The electric hub with an electric hub brake assembly according to claim 1, characterized in that: A second limiting groove (312) is provided in the pneumatic caliper (31).

Images