CN218387033U - Double-stator motor - Google Patents
Double-stator motor Download PDFInfo
- Publication number
- CN218387033U CN218387033U CN202222182110.7U CN202222182110U CN218387033U CN 218387033 U CN218387033 U CN 218387033U CN 202222182110 U CN202222182110 U CN 202222182110U CN 218387033 U CN218387033 U CN 218387033U
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- China
- Prior art keywords
- motor
- main body
- fixing rib
- rib plates
- motor main
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- -1 magnetic Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910001172 neodymium magnet Inorganic materials 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229910052701 rubidium Inorganic materials 0.000 description 1
- IGLNJRXAVVLDKE-UHFFFAOYSA-N rubidium atom Chemical compound [Rb] IGLNJRXAVVLDKE-UHFFFAOYSA-N 0.000 description 1
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- Motor Or Generator Frames (AREA)
Abstract
The utility model relates to a double-stator motor, which comprises a motor main body, wherein the motor main body comprises a transmission shaft which runs through the whole motor main body; the motor is characterized by further comprising a plurality of fixing rib plates arranged on the side wall of the motor main body, wherein a plurality of fixing rib plates are arranged on the side wall of the motor main body in an array mode, and a heat dissipation groove is formed between every two adjacent fixing rib plates; the support is connected with the fixed rib plate, and the end part of the fixed rib plate is connected to the support; the side wall of the motor is additionally provided with the three fixing rib plates, and the support is additionally matched with the fixing rib plates, namely an outer rotor motor is converted into a double-stator motor, so that a cantilever beam of the motor is eliminated, the inner rotor motor is changed, the service life of the motor is further prolonged, and due power density and the like of the motor are not influenced by the change; secondly, because the structure is still open, and the heat dissipation grooves are formed between the adjacent fixing rib plates, the heat dissipation of the motor is not influenced while the structure is reinforced.
Description
Technical Field
The utility model relates to a brushless motor, in particular to two stator motors.
Background
Common motor types include dc motors and brushless motors; the brushless motor comprises an inner rotor brushless motor and an outer rotor brushless motor, the inner rotor brushless motor is similar to the outer rotor brushless motor in structure, the inner rotor brushless motor is a motor with a stator outside and a rotor inside, and the outer rotor brushless motor is a brushless motor with a stator inside and a rotor outside.
In the motors with the same size, the diameter of the rotor of the outer rotor motor is larger than that of the inner rotor motor, and because the torque is in direct proportion to the axial length of the motor, and the outer rotor motor can generate larger torque under the low-speed rotation, the rotary inertia of the outer rotor motor is larger, and the motor is suitable for the scenes of stable-speed operation, such as a winch for mines, a motor for an electric fan and the like; a common external transmission motor in the prior art is shown in fig. 1 and comprises a rotating shaft, a rotor 2 and a stator, wherein the output end of the motor is a mounting end, and an embedded bearing 3 connected with the rotor 2, so that the whole electronic rotor is in a cantilever state, and the embedded bearing 3 and an external bearing are easy to lose efficacy in a high-strength working state, so that the service life of the motor is shortened, the usage amount of expensive rare earth materials used for manufacturing a brushless motor, such as rubidium, magnetic, boron (NdFeB) and other permanent magnet materials, is increased, and raw materials are wasted and the cost is increased.
Therefore, an outer rotor motor is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a two stator motors.
The above technical object of the present invention can be achieved by the following technical solutions: a double-stator motor comprises a motor main body, wherein the motor main body comprises a transmission shaft which penetrates through the motor main body; the motor is characterized by further comprising a plurality of fixing rib plates arranged on the side wall of the motor main body, wherein a plurality of fixing rib plates are arranged on the side wall of the motor main body in an array mode, and a heat dissipation groove is formed between every two adjacent fixing rib plates; the support is connected with the fixed rib plate, and the end part of the fixed rib plate is connected to the support.
By adopting the technical scheme, the side wall of the motor is additionally provided with the three fixing rib plates, and the support is additionally matched with the fixing rib plates, namely the outer rotor motor is converted into the double-stator motor, so that a cantilever beam of the motor is eliminated, the inner rotor motor is changed, the service life of the motor is prolonged, and due power density and the like of the motor are not influenced; secondly, because the structure is still open, and the heat dissipation grooves are formed between the adjacent fixing rib plates, the heat dissipation of the motor is not influenced while the structure is reinforced.
Preferably, the motor main body is provided with a front end cover; the end part of the fixed rib plate is connected to the front end cover; the front end cover is arranged in parallel with the bracket.
Preferably, the fixed rib plate is in bolted connection or riveted connection with the bracket, and a connecting bearing is arranged between the bracket and the transmission shaft.
Preferably, three groups of fixing rib plates are arranged on the side wall array of the motor main body.
To sum up, the utility model discloses following beneficial effect has:
1. the side wall of the motor is additionally provided with three fixing rib plates, and a support is additionally matched with the fixing rib plates, which is equivalent to the conversion of an outer rotor motor into a double-stator motor, so that a cantilever beam of the motor is eliminated, and the service life of the motor is prolonged;
2. the change does not affect the due power density and the like of the motor;
3. and a heat dissipation groove is formed between the adjacent fixing rib plates, so that the heat dissipation of the motor is not influenced while the structure is reinforced.
Drawings
FIG. 1 is a schematic diagram of a prior art structure in the background art;
FIG. 2 is an isometric view of the overall structure of the embodiment;
FIG. 3 is a front view of the overall structure of the embodiment;
FIG. 4 is a rear view of the overall structure of the embodiment;
fig. 5 is a partial sectional view of the entire structure in the embodiment.
In the figure, 1, a motor main body; 11. a drive shaft; 12. a front end cap; 14. fixing a rib plate; 15. a heat sink; 16. a support; 17. connecting a bearing; 201. a rotor; 301. a rear bearing is embedded; 401. a front bearing.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Example (b):
a double-stator motor, as shown in fig. 2, comprises a motor body 1, wherein the motor body 1 comprises a transmission shaft 11 which penetrates through the whole motor body; the motor is characterized by further comprising a plurality of fixing rib plates 14 arranged on the side wall of the motor main body 1, wherein the fixing rib plates 14 are arranged on the side wall of the motor main body 1 in an array manner, and a heat dissipation groove 15 is formed between every two adjacent fixing rib plates 14; the support is characterized by further comprising a support 16 connected with the fixed rib plate 14, and the end part of the fixed rib plate 14 is connected to the support 16.
As shown in fig. 2 and 3, the motor main body 1 is provided with a front end cover 12; the end part of the fixed rib plate 14 is connected on the front end cover 12; the front end cap 12 is disposed parallel to the bracket 16.
As shown in fig. 4 and 5, the fixing rib plate 14 is bolted or riveted with the bracket 16, and a connecting bearing 17 is arranged between the bracket 16 and the transmission shaft 11.
As shown in fig. 1, three groups of fixing rib plates 14 are arranged on the side wall of the motor main body 1 in an array manner.
The working principle is as follows:
the side wall of the motor is additionally provided with the three fixing rib plates, and the support is additionally matched with the fixing rib plates, namely an outer rotor motor is converted into a double-stator motor, so that a cantilever beam of the motor is eliminated, the outer rotor motor is converted into an inner rotor motor, the service life of the motor is further prolonged, and due power density and the like of the motor are not influenced by the change; secondly, because the structure is still open, and the heat dissipation grooves are formed between the adjacent fixing rib plates, the heat dissipation of the motor is not influenced while the structure is reinforced.
Claims (4)
1. A double stator motor comprises a motor main body (1), and is characterized in that: the motor main body (1) comprises a transmission shaft (11) penetrating through the whole motor main body; the motor is characterized by further comprising a plurality of fixing rib plates (14) arranged on the side wall of the motor main body (1), wherein the fixing rib plates (14) are arranged on the side wall of the motor main body (1) in an array mode, and heat dissipation grooves (15) are formed between every two adjacent fixing rib plates (14); the support is characterized by further comprising a support (16) connected with the fixing rib plate (14), and the end part of the fixing rib plate (14) is connected to the support (16).
2. A double stator electric machine according to claim 1, wherein: a front end cover (12) is arranged on the motor main body (1); the end part of the fixed rib plate (14) is connected on the front end cover (12); the front end cover (12) is arranged in parallel with the bracket (16).
3. A double stator electric machine according to claim 2, characterized in that: the fixed rib plate (14) is in bolt connection or riveting with the bracket (16), and a connecting bearing (17) is arranged between the bracket (16) and the transmission shaft (11).
4. A double stator electric machine according to claim 3, characterized in that: three groups of fixing rib plates (14) are arranged on the side wall of the motor main body (1) in an array mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222182110.7U CN218387033U (en) | 2022-08-19 | 2022-08-19 | Double-stator motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222182110.7U CN218387033U (en) | 2022-08-19 | 2022-08-19 | Double-stator motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218387033U true CN218387033U (en) | 2023-01-24 |
Family
ID=84967837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222182110.7U Active CN218387033U (en) | 2022-08-19 | 2022-08-19 | Double-stator motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218387033U (en) |
-
2022
- 2022-08-19 CN CN202222182110.7U patent/CN218387033U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |