CN205319859U - Motor cooling device - Google Patents
Motor cooling device Download PDFInfo
- Publication number
- CN205319859U CN205319859U CN201521047518.7U CN201521047518U CN205319859U CN 205319859 U CN205319859 U CN 205319859U CN 201521047518 U CN201521047518 U CN 201521047518U CN 205319859 U CN205319859 U CN 205319859U
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- electric machine
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- fan
- machine casing
- stator
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Abstract
The utility model relates to the technical field of electric machine, in particular to motor cooling device, the stator that sets up in motor casing and motor casing, the stator internal rotation is provided with the rotor, be provided with the fan in the pivot of rotor, between stator and the rotor and/or the rotor in the middle of gapped setting, this clearance constitutes intercommunication motor casing's heat dissipation channel, the fan is located heat dissipation channel port position department, directly set up the fan in the pivot of rotor, the rotor rotates and the interlock fan rotates, the fan rotates the air current that produces and is drawn forth the heat that the rotor operation produced by the clearance, thereby and carry out heat -conduction through the frame of taking the fin with external cold air and implement the self -cooling to the motor. This motor cooling device cost is very little, and the cooling effect is fine.
Description
Technical field
This utility model relates to technical field of motors, particularly to a kind of electric machine radiator.
Background technology
The rotor of middle size motor is longer, rotor is bigger with position, stator auxiliary section caloric value, the heat that motor produces in the process of work depends on the convolution wind of rotor generation and is distributed by heat, middle size motor is in the process of work, heat can not be pulled away timely, causes motor temperature to raise too fast. In prior art, implementing, the cooling of centering large-size machine adopts air-cooled mode, fan for cooling down motor is arranged on inside electric machine casing, fan is individually connected with driving mechanism, driving mechanism drives fan rotate and produce cooling air, stator with rotor are provided with cooling air channel, in the process of motor work, cooling air outside electric machine casing is introduced in the cooling air channel arranged on stator and rotor, thus implementing the cooling to motor, the structure of said fans is complex, wind path is also complex, and relatively costly.
Utility model content
The purpose of this utility model is in that to provide a kind of simple in construction, electric machine radiator with low cost, reduces motor radiating cost.
For realizing object above, the technical solution adopted in the utility model is: a kind of electric machine radiator, including the stator arranged in electric machine casing and electric machine casing, rotate in stator and be provided with rotor, the rotating shaft of rotor is provided with fan, gap is arranged between stator and rotor and/or between rotor and rotating shaft, and this gap constitutes the ventilation air duct of connection electric machine casing both ends open, and fan is positioned at ventilation air duct port position place.
Compared with prior art, there is techniques below effect in this utility model: is set directly in the rotating shaft of rotor by fan, rotor rotates and interlocks fan and rotates, fan rotates the air-flow produced and is drawn by gap by the heat that rotor produces, or fan rotates and produces air-flow and introduce the gap between stator and rotor and in the middle of rotor, thus implement to motor from cooling, this cooling devcie of motor simple in construction, with low cost while, motor is arranged more compact, and cooling effect is better.
Accompanying drawing explanation
Fig. 1 is the structural representation of electric machine radiator;
Fig. 2 is the structural representation of fan;
Fig. 3 is the A-A sectional view of Fig. 2.
Detailed description of the invention
In conjunction with Fig. 1 to Fig. 3, this utility model is described further:
A kind of electric machine radiator, including the stator 20 arranged in electric machine casing 10 and electric machine casing 10, rotate in stator 20 and be provided with rotor 30, the rotating shaft 31 of rotor 30 is provided with fan 40, between stator 20 and rotor 30 and/or rotor 30 intermediate space arrange, this gap constitutes the ventilation air duct of connection electric machine casing 10 both ends open, and fan 40 is positioned at ventilation air duct port position place. Shown in Fig. 1, fan 40 is set directly in the rotating shaft 31 of rotor 30, rotor 30 rotates and interlocks fan 40 and rotates, the heat that rotor 30 is produced by the air-flow that fan 40 rotation produces is drawn by gap a, b, or fan 40 rotates and produces air-flow and introduce gap a, the b between stator 20 and rotor 30 and between rotor 30 and rotating shaft 31, thus implement to motor from cooling, this cooling devcie of motor simple in construction, with low cost, motor is arranged more compact, and cooling effect is better.
As preferred version of the present utility model, the inlet side of fan 40 is positioned at the port position place of ventilation air duct, the port of electric machine casing 10 tail end is pointed in the air side of fan 40, in the process of motor work, fan 40 rotates, it is positioned at the whirlwind that the end-position place of electric machine casing 10 produces so that with the heat of rotor 30 generation by gap a, b extraction electric machine casing 10 and extraneous air, and then can the Rapid Implementation cooling to motor.
Shown in Fig. 2, fan 40 includes interior pipe 41 and outer shroud 42, is connected as one by radially connected rib 43 between said inner tube 41 and outer shroud 42, and said inner tube 41 is connected with rotating shaft 31, and the outer wall circumferential direction of described outer shroud 42 arranges multiple blade 44.
Wherein, the overall L-shaped flaky texture of blade 44, one end of blade 44 and outer shroud 42 end face are connected, other end overhanging shape is arranged, blade 44 extends to the inwall of electric machine casing 10 port and electric machine casing 10 to be arranged, the heart yearn of outer shroud 42 is parallel with the plate face of fan blade 44. Fan 40 is in the process rotated, and air-flow is blowed to the tail end of electric machine casing 10 by the whirlwind that blade 44 produces.
For improving radiating efficiency, the tail end of the contiguous electric machine casing 10 of described fan 40 is arranged, and is positioned on the outer wall of this tail end and is provided with radiation rib 11.
Described radiation rib 11 is thin strip-plate shape structure, the plate length direction of radiation rib 11 is axially in parallel with electric machine casing 10, the long limit, side of radiation rib 11 is fixed on the outer wall of electric machine casing 10, and radiation rib 11 is multiple along the distribution of electric machine casing 10 outer wall uniform intervals.
Claims (6)
1. an electric machine radiator, including the stator (20) arranged in electric machine casing (10) and electric machine casing (10), rotate in stator (20) and be provided with rotor (30), it is characterized in that: the rotating shaft (31) of rotor (30) is provided with fan (40), gap is had to arrange between stator (20) and rotor (30) and/or in the middle of rotor (30) rotor, this gap constitutes the ventilation air duct of connection electric machine casing (10) both ends open, and fan (40) is positioned at ventilation air duct port position place.
2. electric machine radiator according to claim 1, it is characterised in that: the inlet side of fan (40) is positioned at the port position place of ventilation air duct, and the port of electric machine casing (10) tail end is pointed in the air side of fan (40).
3. electric machine radiator according to claim 2, it is characterized in that: fan (40) includes interior pipe (41) and outer shroud (42), connected as one by radially connected rib (43) between said inner tube (41) and outer shroud (42), said inner tube (41) is connected with rotating shaft (31), and the outer wall circumferential direction of described outer shroud (42) arranges multiple blade (44).
4. electric machine radiator according to claim 3, it is characterized in that: the overall L-shaped flaky texture of blade (44), one end of blade (44) and outer shroud (42) end face are connected, other end overhanging shape is arranged, blade (44) extends to the inwall of electric machine casing (10) port and electric machine casing (10) to be arranged, the heart yearn of outer shroud (42) is parallel with the plate face of fan blade (44).
5. the electric machine radiator according to Claims 1-4 any one, it is characterized in that: the tail end of the contiguous electric machine casing (10) of described fan (40) is arranged, and is positioned on the outer wall of this tail end and is provided with radiation rib (11).
6. electric machine radiator according to claim 5, it is characterized in that: described radiation rib (11) is thin strip-plate shape structure, the plate length direction of radiation rib (11) is axially in parallel with electric machine casing (10), the long limit, side of radiation rib (11) is fixed on the outer wall of electric machine casing (10), and radiation rib (11) is multiple along the distribution of electric machine casing (10) outer wall uniform intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521047518.7U CN205319859U (en) | 2015-12-14 | 2015-12-14 | Motor cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521047518.7U CN205319859U (en) | 2015-12-14 | 2015-12-14 | Motor cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205319859U true CN205319859U (en) | 2016-06-15 |
Family
ID=56186490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521047518.7U Active CN205319859U (en) | 2015-12-14 | 2015-12-14 | Motor cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205319859U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106208521A (en) * | 2016-07-26 | 2016-12-07 | 迪百仕电机科技（苏州）有限公司 | A kind of gas cooled electrical machine |
| CN106300780A (en) * | 2016-08-26 | 2017-01-04 | 安徽皖南电机股份有限公司 | Motor |
| CN107425656A (en) * | 2017-03-21 | 2017-12-01 | 安徽易威斯新能源科技股份有限公司 | Motor in electric automobile |
| CN113726043A (en) * | 2021-09-06 | 2021-11-30 | 合肥恒大江海泵业股份有限公司 | Submersible motor rotor |
-
2015
- 2015-12-14 CN CN201521047518.7U patent/CN205319859U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106208521A (en) * | 2016-07-26 | 2016-12-07 | 迪百仕电机科技（苏州）有限公司 | A kind of gas cooled electrical machine |
| CN106300780A (en) * | 2016-08-26 | 2017-01-04 | 安徽皖南电机股份有限公司 | Motor |
| CN106300780B (en) * | 2016-08-26 | 2019-01-25 | 安徽皖南电机股份有限公司 | Motor |
| CN107425656A (en) * | 2017-03-21 | 2017-12-01 | 安徽易威斯新能源科技股份有限公司 | Motor in electric automobile |
| CN113726043A (en) * | 2021-09-06 | 2021-11-30 | 合肥恒大江海泵业股份有限公司 | Submersible motor rotor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |