CN217769647U - High-strength stator core of external rotor motor - Google Patents
High-strength stator core of external rotor motor Download PDFInfo
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- CN217769647U CN217769647U CN202221812381.XU CN202221812381U CN217769647U CN 217769647 U CN217769647 U CN 217769647U CN 202221812381 U CN202221812381 U CN 202221812381U CN 217769647 U CN217769647 U CN 217769647U
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- rotor
- spacing
- heat dissipation
- stator core
- core
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- 238000004804 winding Methods 0.000 claims abstract description 5
- 230000000670 limiting effect Effects 0.000 claims description 46
- 230000017525 heat dissipation Effects 0.000 claims description 37
- 238000010521 absorption reaction Methods 0.000 claims description 9
- 230000000694 effects Effects 0.000 abstract description 6
- 238000001816 cooling Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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Abstract
The utility model discloses a high strength external rotor electric machine stator core, including rotor core and spacing subassembly, the rotor core lower extreme is provided with armature winding, the rotor core outside is provided with the runner assembly who is used for motor stator core to reduce friction, is used for the rotor motor spacing subassembly distributes in the rotor core outside, and spacing subassembly includes spacing frame, lower spacing ring, pivot and last spacing ring, spacing frame lower extreme middle part is provided with down the spacing ring, and has the pivot down spacing ring internal connection, spacing frame upper end middle part is provided with last spacing ring. This high strength external rotor electric machine stator core adopts mutually supporting between a plurality of subassemblies, not only can avoid because the spacing effect of electric motor rotor is not good, the lower situation of electric energy utilization rate that leads to, and reduced the inside air gap of electric motor rotor, has radiating performance simultaneously, avoids rotor core local overheat, can be applicable to the rotor of just reversing.
Description
Technical Field
The utility model relates to an electric motor rotor technical field specifically is a high strength external rotor electric machine stator core.
Background
The rotor of an electric machine is colloquially said to be the rotating part of the electric machine. The rotor of the electrical machine is also a rotating part in the electrical machine. The motor consists of a rotor and a stator, and is a conversion device for realizing electric energy and mechanical energy and electric energy. The rotor of the motor is divided into a motor rotor and a generator rotor. The motor rotor is divided into an inner rotor rotation mode and an outer rotor rotation mode. The inner rotor rotates in such a way that a core body in the middle of the motor is a rotating body to output torque or input energy. The outer rotor rotation mode is that the motor outer body is used as a rotating body, and different modes are convenient for application in various occasions.
The existing motor rotor on the market has the problems of poor limiting effect and low electric energy utilization rate, and therefore, the high-strength outer rotor motor stator core is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high strength external rotor electric machine stator core to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high strength external rotor motor stator core, includes rotor core and spacing subassembly, the rotor core lower extreme is provided with armature winding, the rotor core outside is provided with the runner assembly that is used for motor stator core to reduce friction, is used for the rotor motor spacing subassembly distributes in the rotor core outside, and spacing subassembly includes spacing frame, spacing ring, pivot and last spacing ring down, spacing frame lower extreme middle part is provided with down the spacing ring, and has the pivot down spacing ring internal connection, spacing frame upper end middle part is provided with spacing ring up, the inside radiating component who is used for the rotor motor that is provided with of spacing frame.
Further, the rotating assembly comprises a limiting block, an anode magnetic strip and a fixing groove, the anode magnetic strip is arranged inside the limiting block, and the fixing groove is formed in one side of the anode magnetic strip.
Further, the rotating assembly further comprises a sliding groove, balls and a negative magnetic stripe, the sliding groove is formed in the fixing groove, the balls are connected to the inside of the sliding groove, and the negative magnetic stripe is distributed on the right side of the rotor core.
Further, the ball outside closely laminates with the rotor core outside, and the ball passes through the spout and is connected with rotor core rotation.
Further, the heat dissipation assembly comprises a heat dissipation frame, a heat dissipation groove and a heat dissipation opening, wherein the heat dissipation groove is formed in the inner wall of the heat dissipation frame, and the heat dissipation opening is formed in the upper end of the heat dissipation frame.
Furthermore, the heat dissipation assembly further comprises a threaded rotating shaft, a heat absorption port, a first fan blade and a second fan blade, the threaded rotating shaft is arranged at the lower end of the heat dissipation port, the heat absorption port is formed in the lower end of the threaded rotating shaft, the first fan blade is arranged at the lower end of the rotating shaft, and the second fan blade is arranged at the lower end of the first fan blade.
Furthermore, the threaded rotating shaft is symmetrically distributed about the center of the limiting frame, and the threaded rotating shaft and the rotor core are horizontally distributed.
The utility model provides a high strength external rotor electric machine stator core possesses following beneficial effect: this high strength external rotor electric machine stator core adopts mutually supporting between a plurality of subassemblies, not only can avoid because the spacing effect of electric motor rotor is not good, the lower situation of electric energy utilization ratio that leads to, and reduced the inside air gap of electric motor rotor, has radiating performance simultaneously, avoids rotor core local overheat, can be applicable to the rotor of just reversing, has strengthened the cooling effect.
1. The utility model discloses a runner assembly's setting, can be when high strength external rotor electric machine stator core uses, the runner assembly through the rotor core outside reduces the friction when rotating, the inside negative pole magnetic stripe of the left positive pole magnetic stripe cooperation right side stopper of stopper, accelerate the rotational speed through magnetic force, the rotor core outside is hugged closely via the spout to the ball in the fixed slot, when utilizing the ball to reduce the friction that rotates, the stopper also plays the spacing effect of good braking, rotational speed when improving whole equipment and using.
2. The utility model discloses a setting of spacing subassembly, can be when high strength external rotor electric machine stator core uses, stability when the spacing subassembly through rotor core outside improves the motor braking, spacing frame upper end utilizes the spacing ring to fix the pivot, the lower extreme utilizes the spacing ring to stabilize down, spacing frame cooperation utilizes the stopper in the runner assembly, air gap when having reduced the rotation, improve electric energy utilization, the damage of inside spare part when avoiding using in the spacing, improve the protective capacities of whole equipment.
3. The utility model discloses a radiator unit's setting, can be when high strength external rotor electric machine stator core uses, through the inside radiator unit of spacing frame to the inside cooling of equipment, avoid the local overheated condition of rotor core to take place, through the setting of first fan blade and second fan blade, the cooling effect has been strengthened, the inside radiating groove of cooperation heat dissipation frame sees the heat off, the screw thread pivot improves thermal transfer rate, accelerate the radiating time, discharge the heat from the thermovent behind the heat absorption mouth, prevent that rotor motor from leading to the consumption increase because of overheated.
Drawings
Fig. 1 is a schematic view of an overall structure of a high-strength stator core of an external rotor motor according to the present invention;
fig. 2 is an enlarged structural schematic diagram of a position a in fig. 1 of a high-strength external rotor motor stator core according to the present invention;
fig. 3 is the utility model relates to a high strength external rotor electric machine stator core's heat dissipation frame spatial structure sketch map.
In the figure: 1. a rotor core; 2. an armature winding; 3. a rotating assembly; 301. a limiting block; 302. a positive magnetic strip; 303. fixing grooves; 304. a chute; 305. a ball bearing; 306. a negative magnetic stripe; 4. a limiting component; 401. a limiting frame; 402. a lower limit ring; 403. a rotating shaft; 404. an upper confinement ring; 5. a heat dissipating component; 501. a heat dissipation frame; 502. a heat sink; 503. a heat dissipation port; 504. a threaded shaft; 505. a heat absorption port; 506. a first fan blade; 507. and a second fan blade.
Detailed Description
Referring to fig. 1, the present invention provides a technical solution: the utility model provides a high strength external rotor electric machine stator core, including rotor core 1 and spacing subassembly 4, 1 lower extreme of rotor core is provided with armature winding 2, 1 outside of rotor core is provided with and is used for motor stator core to reduce frictional runner assembly 3, runner assembly 3 includes stopper 301, anodal magnetic stripe 302 and fixed slot 303, stopper 301 inside is provided with anodal magnetic stripe 302, and anodal magnetic stripe 302 one side is provided with fixed slot 303, runner assembly 3 still includes spout 304, ball 305 and negative pole magnetic stripe 306, fixed slot 303 inside is provided with spout 304, and spout 304 internal connection has ball 305, 1 right side distribution of rotor core has negative pole magnetic stripe 306. The outer side of the ball 305 is closely attached to the outer side of the rotor core 1, and the ball 305 is rotatably connected to the rotor core 1 through the sliding slot 304. The friction during rotation is reduced through the rotating assembly 3 on the outer side of the rotor core 1, the positive magnetic stripe 302 on the left side of the limiting block 301 is matched with the negative magnetic stripe 306 inside the limiting block 301 on the right side, the rotating speed is accelerated through magnetic force, the balls 305 in the fixing grooves 303 are tightly attached to the outer portion of the rotor core 1 through the sliding grooves 304, the limiting block 301 has a good braking limiting effect while the rotating friction force is reduced through the balls 305, and the rotating speed of the whole device during use is improved;
referring to fig. 1, the limiting assembly 4 for limiting the rotor motor is distributed outside the rotor core 1, and the limiting assembly 4 includes a limiting frame 401, a lower limiting ring 402, a rotating shaft 403 and an upper limiting ring 404, the lower limiting ring 402 is disposed in the middle of the lower end of the limiting frame 401, the rotating shaft 403 is connected inside the lower limiting ring 402, and the upper limiting ring 404 is disposed in the middle of the upper end of the limiting frame 401. The stability of the motor during braking is improved through the limiting component 4 outside the rotor core 1, the upper end of the limiting frame 401 utilizes the upper limiting ring 404 to fix the rotating shaft 403, the lower end of the limiting frame 401 utilizes the lower limiting ring 402 to stabilize, the limiting frame 401 is matched with the limiting block 301 in the rotating component 3, an air gap during rotation is reduced, the electric energy utilization rate is improved, the damage of internal parts during use is avoided during limiting, and the protection capability of the whole equipment is improved;
referring to fig. 1, 2 and 3, a heat dissipation assembly 5 for dissipating heat of the rotor motor is disposed inside the limit frame 401, the heat dissipation assembly 5 includes a heat dissipation frame 501, a heat dissipation groove 502 and a heat dissipation port 503, the heat dissipation groove 502 is disposed on an inner wall of the heat dissipation frame 501, the heat dissipation port 503 is disposed at an upper end of the heat dissipation frame 501, the heat dissipation assembly 5 further includes a threaded rotating shaft 504, a heat absorption port 505, a first fan blade 506 and a second fan blade 507, the threaded rotating shaft 504 is disposed at a lower end of the heat dissipation port 503, the heat absorption port 505 is disposed at a lower end of the threaded rotating shaft 504, the first fan blade 506 is disposed at a lower end of the rotating shaft 403, and the second fan blade 507 is disposed at a lower end of the first fan blade 506. The threaded rotating shaft 504 is symmetrically distributed about the center of the limiting frame 401, and the threaded rotating shaft 504 and the rotor core 1 are horizontally distributed. Cool down to equipment inside through the inside radiator unit 5 of spacing frame 401, avoid rotor core 1 local overheated condition to take place, through the setting of first fan blade 506 and second fan blade 507, the cooling effect has been strengthened, the inside radiating groove 502 of cooperation heat dissipation frame 501 sees the heat off, screw thread pivot 504 improves thermal transfer rate, accelerate the radiating time, discharge the heat from thermovent 503 behind heat absorption mouth 505, prevent that rotor motor from leading to the consumption increase because of overheated.
In summary, in the stator core of the high-strength external rotor motor, when in use, firstly, the stability of the motor during braking is improved by the limiting component 4 outside the rotor core 1, the upper end of the limiting frame 401 utilizes the upper limiting ring 404 to fix the rotating shaft 403, the lower end of the limiting frame 401 utilizes the lower limiting ring 402 to stabilize, the limiting frame 401 is matched with the limiting block 301 inside the rotating component 3, an air gap during rotation is reduced, the electric energy utilization rate is improved, the damage of internal components during use is avoided while limiting, the protection capability of the whole device is improved, then, when the rotor core 1 runs at a high speed, the friction during rotation is reduced by the rotating component 3 outside, the positive magnetic stripe 302 on the left side of the limiting block 301 is matched with the negative magnetic stripe 306 inside the right limiting block 301, the rotating speed is accelerated by magnetic force, the ball 305 inside the fixing groove 303 is tightly attached to the outside of the rotor core 1 through the chute 304, the rotating friction force is reduced by the ball, the limiting block 301 has a good braking limiting effect, the rotating speed when the whole device is used is improved, finally, the rotating speed when the device is used, finally, the heat dissipation time of the heat sink is increased by the heat radiation fan blade 505 and the heat outlet 507 of the heat sink 502, the heat sink 507 is increased, the heat of the rotor core 502, the heat sink 507 is increased, and the heat sink of the rotor core 502 is increased, and the heat sink 502, and the heat sink is increased, and the heat sink 507 is increased.
Claims (7)
1. The utility model provides a high strength external rotor motor stator core, includes rotor core (1) and spacing subassembly (4), its characterized in that, rotor core (1) lower extreme is provided with armature winding (2), rotor core (1) outside is provided with and is used for motor stator core to reduce frictional runner assembly (3), is used for rotor motor spacing subassembly (4) distribute in rotor core (1) outside, and spacing subassembly (4) include spacing frame (401), lower spacing ring (402), pivot (403) and last spacing ring (404), spacing frame (401) lower extreme middle part is provided with down spacing ring (402), and has pivot (403) down spacing ring (402), spacing frame (401) upper end middle part is provided with spacing ring (404), spacing frame (401) inside is provided with and is used for radiating radiator unit (5) of rotor motor.
2. The high-strength stator core of the external rotor motor according to claim 1, wherein the rotating assembly (3) comprises a limiting block (301), a positive magnetic strip (302) and a fixing groove (303), the positive magnetic strip (302) is arranged inside the limiting block (301), and the fixing groove (303) is arranged on one side of the positive magnetic strip (302).
3. The high-strength stator core of the external rotor motor according to claim 2, wherein the rotating assembly (3) further comprises a sliding groove (304), a ball (305) and a negative magnetic stripe (306), the sliding groove (304) is arranged inside the fixing groove (303), the ball (305) is connected inside the sliding groove (304), and the negative magnetic stripe (306) is distributed on the right side of the rotor core (1).
4. The high-strength stator core of the external rotor motor according to claim 3, wherein the outer side of the ball (305) is tightly attached to the outer side of the rotor core (1), and the ball (305) is rotatably connected with the rotor core (1) through the sliding groove (304).
5. The high-strength external rotor motor stator core according to claim 1, wherein the heat dissipation assembly (5) comprises a heat dissipation frame (501), heat dissipation grooves (502) and heat dissipation ports (503), the heat dissipation grooves (502) are arranged on the inner wall of the heat dissipation frame (501), and the heat dissipation ports (503) are arranged on the upper end of the heat dissipation frame (501).
6. The high-strength external rotor motor stator core according to claim 5, wherein the heat dissipation assembly (5) further comprises a threaded rotating shaft (504), a heat absorption port (505), a first fan blade (506) and a second fan blade (507), the threaded rotating shaft (504) is arranged at the lower end of the heat dissipation port (503), the heat absorption port (505) is arranged at the lower end of the threaded rotating shaft (504), the first fan blade (506) is arranged at the lower end of the rotating shaft (403), and the second fan blade (507) is arranged at the lower end of the first fan blade (506).
7. The high-strength outer rotor motor stator core according to claim 6, wherein the threaded rotating shafts (504) are symmetrically distributed about the center of the limiting frame (401), and the threaded rotating shafts (504) and the rotor core (1) are distributed horizontally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221812381.XU CN217769647U (en) | 2022-07-13 | 2022-07-13 | High-strength stator core of external rotor motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221812381.XU CN217769647U (en) | 2022-07-13 | 2022-07-13 | High-strength stator core of external rotor motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217769647U true CN217769647U (en) | 2022-11-08 |
Family
ID=83873705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221812381.XU Active CN217769647U (en) | 2022-07-13 | 2022-07-13 | High-strength stator core of external rotor motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217769647U (en) |
-
2022
- 2022-07-13 CN CN202221812381.XU patent/CN217769647U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 2 Zhongyuan, Pukou Street, Shengzhou City, Shaoxing City, Zhejiang Province, 312400 Patentee after: Zhejiang Jiayu Motor Co.,Ltd. Country or region after: China Address before: 312000 No. 2, Zhongyuan, Pukou Street District, Shengzhou, Shaoxing, Zhejiang Patentee before: Shengzhou Kaiyu Motor Co.,Ltd. Country or region before: China |
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| CP03 | Change of name, title or address |