CN220964453U - Hub motor end cover - Google Patents
Hub motor end cover Download PDFInfo
- Publication number
- CN220964453U CN220964453U CN202322643910.9U CN202322643910U CN220964453U CN 220964453 U CN220964453 U CN 220964453U CN 202322643910 U CN202322643910 U CN 202322643910U CN 220964453 U CN220964453 U CN 220964453U
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- CN
- China
- Prior art keywords
- end cover
- pillow block
- flywheel
- motor end
- heat dissipation
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000017525 heat dissipation Effects 0.000 claims abstract description 23
- 230000002093 peripheral effect Effects 0.000 claims abstract description 9
- 238000009434 installation Methods 0.000 claims abstract description 3
- 230000000694 effects Effects 0.000 claims description 6
- 238000012423 maintenance Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005339 levitation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Motor Or Generator Frames (AREA)
Abstract
The utility model provides an end cover of a hub motor, and belongs to the field of motor accessories. The problem that the flywheel is easy to loosen and the temperature of the joint is high when the flywheel is installed in the end cover of the existing hub motor is solved. The hub motor end cover comprises a motor end cover main body, a pillow block axially protruding outwards is arranged at the center of the motor end cover main body, a shaft hole is formed in the center of the pillow block, a flywheel is arranged on the peripheral wall of the pillow block, a connecting ring which is convenient for the fixed installation of the flywheel is arranged between the peripheral wall of the pillow block and the flywheel, a plurality of connecting ribs are arranged between the connecting ring and the pillow block, a heat dissipation through hole is formed between two adjacent connecting ribs in a matched mode, a plurality of heat dissipation holes are formed in the motor end cover main body, a plurality of connecting parts used for connecting and fixing are protruding outwards in a radial extending mode at the outer edge of the connecting ring, a plurality of grooves are formed in the inner peripheral wall of the flywheel, and the connecting parts and the grooves are all rectangular in structure. The utility model has the advantages of high strength, stable connection, anti-loosening and high heat dissipation.
Description
Technical Field
The utility model belongs to the field of motor accessories, relates to a motor end cover, and particularly relates to a hub motor end cover.
Background
At present, an electric motorcycle and an electric bicycle are usually provided with a chain and a flywheel matched with the chain, and as disclosed in Chinese patent literature data, a magnetic levitation type electric bicycle hub [ application number CN200720059662.1] comprises a hub, a hub end cover and two flywheels and brake discs arranged on the hub end covers, wherein in the prior art, a thread head is usually arranged on the hub end cover, and the flywheels are connected to the hub end cover through the thread head in a threaded manner.
The flywheel is connected to the hub end cover through the screw thread, the connection strength of the flywheel and the hub motor end cover is not high, and the flywheel is often loosened, so that safe driving is influenced, the temperature between the flywheel and the hub end cover is high, and the connection strength of the flywheel and the hub end cover is influenced.
Disclosure of Invention
The utility model aims to solve the problems in the prior art and provides an end cover of a hub motor, which can strengthen the connection strength of a flywheel, so as to solve the problems.
The aim of the utility model can be achieved by the following technical scheme: the hub motor end cover comprises a motor end cover main body and is characterized in that a pillow block is arranged at the central part of the motor end cover main body and protrudes outwards in the axial direction, and a shaft hole is formed in the central part of the pillow block;
A flywheel is arranged on the peripheral wall of the pillow block, and a connecting ring which is convenient for the fixed installation of the flywheel is arranged between the peripheral wall of the pillow block and the flywheel;
A plurality of connecting ribs for improving the connection strength are arranged between the connecting ring and the pillow block;
A plurality of heat dissipation holes for rapidly dissipating heat in the hub motor are formed in the motor end cover main body;
The outer edge of the connecting ring extends outwards radially and is provided with a plurality of connecting parts for connecting and fixing;
The inner peripheral wall of the flywheel is provided with a plurality of grooves matched with the connecting parts, the connecting parts and the grooves are both arranged in a rectangular structure and are in a concave-convex matched structure,
In the hub motor end cover, a plurality of heat dissipation holes are distributed at intervals along the central axis of the pillow block in the circumferential direction, and the heat dissipation holes are distributed at the outer edge of the pillow block.
In the hub motor end cover, the connecting ring is connected with the pillow block through the plurality of connecting ribs and is arranged in an integrated structure, and the plurality of connecting ribs are distributed at intervals along the central axis of the pillow block in the circumferential direction.
In the above-mentioned in-wheel motor end cover, the outer edge of the motor end cover main body is provided with a connecting flange which is convenient for connection.
Compared with the prior art, this hub motor end cover structural design is reasonable, through being provided with go-between and flywheel for flywheel and hub motor end cover joint strength are better, prevent effectively that the flywheel from leading to not hard up problem because of radial force effect down, and reduced maintenance number of times and cost of maintenance, simultaneously, are provided with heat dissipation through-hole and louvre, effectively realize its in-wheel motor inside quick heat dissipation, and quick heat dissipation between its flywheel and the hub motor end cover junction improves radiating efficiency.
Drawings
Fig. 1 is a schematic perspective view of an end cover of the hub motor.
Fig. 2 is a schematic diagram of the front view structure of the end cover of the hub motor.
In the figure, 1, a motor end cover main body; 2. a pillow block; 3. a shaft hole; 4. a connecting ring; 5. a connecting rib; 6. a heat dissipation through hole; 7. a heat radiation hole; 8. a connection part; 9. a flywheel; 10. a groove; 11. and (5) connecting the flanges.
Detailed Description
The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.
As shown in fig. 1 and 2, this hub motor end cover, including motor end cover main part 1, be located the pillow block 2 of this motor end cover main part 1 central part axial outside arch, the shaft hole 3 has been seted up to pillow block 2 central part, be provided with flywheel 9 on this pillow block 2 periphery wall, be provided with the go-between 4 of being convenient for flywheel 9 fixed mounting between this pillow block 2 periphery wall and the flywheel 9, be provided with a plurality of connecting rods 5 that are used for improving joint strength between this go-between 4 and pillow block 2, two are adjacent the cooperation is formed with the radiating hole 6 that is used for improving the inside radiating effect of wheel hub motor between the connecting rods 5, set up a plurality of be used for the inside quick radiating hole 7 of wheel hub motor on this motor end cover main part 1, the radially outside extension arch of this go-between 4 outward has a plurality of connecting portion 8 that are used for connecting fixedly, flywheel 9 inner periphery wall is provided with a plurality of recess 10 that cooperate with connecting portion 8, this connecting portion 8 all are rectangular structure setting, and for unsmooth cooperation structure, this structure reasonable in design, through being provided with go-between 4 and flywheel 9 for connecting ring and flywheel 9, it is better to prevent that flywheel 9 and wheel hub motor joint strength from being connected with the radiating hole 9 from having realized the radiating hole 6 and the inside radiating hole that the inside radiating effect is effective, the hub motor is fast, the cost is reduced and the inside radiating hole is effectively has been realized, and the radiating hole is fast with the inside the hub motor is connected with the radiating hole is required to be well, and the cost is reduced.
Further, in order to improve the overall heat dissipation effect of the hub motor end cover, the plurality of heat dissipation holes 7 are distributed at intervals along the central axis of the pillow block 2 in the circumferential direction, and the heat dissipation holes 7 are distributed at the outer edge of the pillow block 2, so that the overall heat dissipation efficiency of the hub motor end cover can be effectively reduced due to the heat dissipation hole 7 structure.
Further, in order to prevent the flywheel 9 from loosening and improve the heat dissipation effect at the joint, the connecting ring 4 is connected with the pillow block 2 through a plurality of connecting ribs 5, and is in an integrally formed structure, and the plurality of connecting ribs 5 are distributed at intervals along the central axis of the pillow block 2 in the circumferential direction.
Further, for easy connection, the outer edge of the motor end cover main body 1 is provided with a connection flange 11 for easy connection.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Although terms such as the motor end cover body 1, the pillow block 2, the shaft hole 3, the connection ring 4, the connection rib 5, the heat dissipation through hole 6, the heat dissipation hole 7, the connection portion 8, the flywheel 9, the groove 10, the connection flange 11, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.
Claims (4)
1. The hub motor end cover comprises a motor end cover main body (1) and is characterized in that a pillow block (2) which is arranged at the central part of the motor end cover main body (1) and protrudes outwards in the axial direction is arranged, and a shaft hole (3) is formed in the central part of the pillow block (2);
A flywheel (9) is arranged on the peripheral wall of the pillow block (2), and a connecting ring (4) which is convenient for the fixed installation of the flywheel (9) is arranged between the peripheral wall of the pillow block (2) and the flywheel (9);
A plurality of connecting ribs (5) for improving the connection strength are arranged between the connecting ring (4) and the pillow block (2);
A heat dissipation through hole (6) for improving the heat dissipation effect inside the hub motor is formed between two adjacent connecting ribs (5) in a matched mode, and a plurality of heat dissipation holes (7) for rapidly dissipating heat inside the hub motor are formed in the motor end cover main body (1);
the outer edge of the connecting ring (4) extends outwards radially and is provided with a plurality of connecting parts (8) for connecting and fixing;
The flywheel (9) inner peripheral wall be provided with a plurality of recess (10) that cooperate with connecting portion (8), this connecting portion (8) and recess (10) all are rectangular structure setting to for unsmooth cooperation structure.
2. The hub motor end cover according to claim 1, wherein the plurality of heat dissipation holes (7) are arranged at intervals along the central axis of the pillow block (2), and the heat dissipation holes (7) are distributed at the outer edge of the pillow block (2).
3. The hub motor end cover according to claim 1, wherein the connecting ring (4) is connected with the pillow block (2) through a plurality of connecting ribs (5) and is arranged as an integrated structure, and the plurality of connecting ribs (5) are distributed at intervals along the central axis of the pillow block (2) in the circumferential direction.
4. An in-wheel motor end cap according to claim 1, characterized in that the outer edge of the motor end cap body (1) is provided with a connection flange (11) facilitating the connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322643910.9U CN220964453U (en) | 2023-09-27 | 2023-09-27 | Hub motor end cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322643910.9U CN220964453U (en) | 2023-09-27 | 2023-09-27 | Hub motor end cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220964453U true CN220964453U (en) | 2024-05-14 |
Family
ID=91020524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322643910.9U Active CN220964453U (en) | 2023-09-27 | 2023-09-27 | Hub motor end cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220964453U (en) |
-
2023
- 2023-09-27 CN CN202322643910.9U patent/CN220964453U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |