CN203722411U - Internal and external double air-cooled motor for new-energy automobile - Google Patents
Internal and external double air-cooled motor for new-energy automobile Download PDFInfo
- Publication number
- CN203722411U CN203722411U CN201320850226.1U CN201320850226U CN203722411U CN 203722411 U CN203722411 U CN 203722411U CN 201320850226 U CN201320850226 U CN 201320850226U CN 203722411 U CN203722411 U CN 203722411U
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- CN
- China
- Prior art keywords
- end cap
- motor
- housing
- rear end
- wind scooper
- Prior art date
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses an internal and external double air-cooled motor for a new-energy automobile. A front end cap and a rear end cap of the motor are respectively arranged in the two ends of a shell. The two ends of a rotating shaft are respectively arranged in the center of the front end cap and the center of the rear end cap through a front bearing and a rear bearing. A rotor is arranged in the middle part of the rotating shaft while a stator is arranged on the inner wall of the shell. A wind scooper sleeves on the outside of the front end cap and a hollow cavity is formed between the wind scooper and the front end cap. An external cooling fan is arranged on the rotating shaft and located inside the hollow cavity between the wind scooper and the front end cap. One end of an air inlet pipe is connected with an air filter, while the other end of the air inlet pipe penetrates through the wind scooper and the front end cap to be communicated with the internal cavity of the shell. The wall of the rear end cap is provided with a through hole, and an air exhausting fan is arranged in the through hole of the wall of the rear end cap. The motor overcomes the defects of a motor with a traditional external air-cooling structure. The heat dissipation capability of the motor is improved effectively and the power density of the motor is increased. The internal and external double air-cooled motor can meet application requirements on new-energy automobile motors.
Description
Technical field
The utility model relates to a kind of inside and outside pair of ventilated machine for new-energy automobile.
Background technology
Require feature according to new-energy automobile motor, the requirement of power of motor and torque is larger, requires motor volume compactness simultaneously, lightweight, easily manufactured, meets mass production demand.Because increasing power or torque often need to increase volume or the weight of motor, wish that motor has high power density, the heat-sinking capability that its restriction condition is motor for solving above-mentioned contradiction.
Existing motor adopts out frame external air cooling system structure mostly, and it is simple in structure, easily manufactured, and industrialized level is high.Conventionally the heat in machine operation process is mainly that copper loss and the iron loss being produced by copper enamelled wire and stator and rotor iron core produces.The stator heat of conventional motors is conducted and is delivered to stator core by heat by coil, adds that the iron loss heat that stator core produces is conducted and passed to electric machine stand by heat, then is delivered in atmosphere by cross-ventilation by the heat radiation gusset on out frame; The heat that rotor core produces is difficult to pass, and often can only lean on limited radiant heat transfer.Above heat radiation approach is series system, and heat is difficult to transmit, and can cause high temperature rise, can not improve the power density of motor.But conventional motors is used as vehicle-mounted motor, its heat-sinking capability is poor, has restricted the raising of power of motor density.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of inside and outside pair of ventilated machine for new-energy automobile, this motor has overcome the defect of traditional external air cooling system structural electromotor, effectively improve the heat-sinking capability of motor, promote the power density of motor, met the application requirements of new-energy automobile motor.
For solving the problems of the technologies described above, the utility model comprises housing, front end housing, rear end cap, stator, rotor, rotating shaft, fore bearing and rear bearing for inside and outside pair of ventilated machine of new-energy automobile, described front end housing and rear end cap are located at respectively described housing two ends, described front end housing and rear end cap center are located at by fore bearing and rear bearing respectively in described rotating shaft two ends, described rotor is located at described rotating shaft middle part, and described stator is located at described inner walls; This motor also comprises outer thermantidote, wind scooper, air inlet pipe, air filter and extractor fan, described wind scooper is sheathed on described front end housing outside and also and between front end housing forms cavity, described outer thermantidote is located in described rotating shaft the cavity between described wind scooper and front end housing, described air inlet pipe one end connects described air filter, the other end is communicated with described housing inner chamber through described wind scooper and front end housing, described rear end tegmental wall is provided with through hole, and described extractor fan is located at the through hole of described rear end tegmental wall.
Further, this motor also comprises two vapour lock bands, and described two vapour lock bands are located at respectively between described rear end tegmental wall through hole and extractor fan and between described air inlet pipe and housing inner chamber.
Because the utility model has adopted technique scheme for inside and outside pair of ventilated machine of new-energy automobile, the front end housing and the rear end cap that are this motor are located at respectively housing two ends, front end housing and rear end cap center are located at by fore bearing and rear bearing respectively in rotating shaft two ends, rotor is located at rotating shaft middle part, and stator is located at inner walls; Wind scooper is sheathed on front end housing outside and also and between front end housing forms cavity, outer thermantidote is located in rotating shaft the cavity between wind scooper and front end housing, air inlet pipe one end connects air filter, the other end is communicated with housing inner chamber through wind scooper and front end housing, rear end tegmental wall is provided with through hole, and extractor fan is located at the through hole of rear end tegmental wall.This motor has overcome the defect of traditional external air cooling system structural electromotor, effectively improves the heat-sinking capability of motor, has promoted the power density of motor, meets the application requirements of new-energy automobile motor.
Brief description of the drawings
Below in conjunction with drawings and embodiments, the utility model is described in further detail:
Fig. 1 is the structural representation of the utility model for inside and outside pair of ventilated machine of new-energy automobile.
Embodiment
As shown in Figure 1.The utility model comprises housing 1, front end housing 2, rear end cap 3, stator 8, rotor 7, rotating shaft 6, fore bearing 4 and rear bearing 5 for inside and outside pair of ventilated machine of new-energy automobile, described front end housing 2 and rear end cap 3 are located at respectively described housing 1 two ends, described front end housing 2 and rear end cap 3 centers are located at by fore bearing 4 and rear bearing 5 respectively in described rotating shaft 6 two ends, described rotor 7 is located at described rotating shaft 6 middle parts, and described stator 8 is located at described housing 1 inwall; This motor also comprises outer thermantidote 9, wind scooper 13, air inlet pipe 10, air filter 11 and extractor fan 12, described wind scooper 13 be sheathed on described front end housing 2 outsides and and front end housing 2 between form cavity, described outer thermantidote 9 is located in described rotating shaft 6 cavity between described wind scooper 13 and front end housing 2, described air inlet pipe 10 one end connect described air filter 11, the other end is communicated with described housing 1 inner chamber through described wind scooper 13 and front end housing 2, described rear end cap 3 walls are provided with through hole, and described extractor fan 12 is located at the through hole of described rear end cap 3 walls.
Further, this motor also comprises two vapour lock bands 14,15, and described two vapour lock bands 14,15 are located at respectively between described rear end cap 3 wall through holes and extractor fan 12 and between described air inlet pipe 10 and housing 1 inner chamber.Vapour lock band, for the even circulation of interior cold wind, improves interior cold radiating effect.
In the time that this motor rotates, outer thermantidote rotates in company with rotating shaft, the outer cold wind cooling housing that outer thermantidote produces, and the heat quick heat radiating that stator is passed to housing is to atmosphere; Extractor fan is discharged the heat of housing cavity internal rotor and stator generation simultaneously, and the air in housing cavity connects air filter by air inlet pipe and supplements and form circulation.This motor forms two air-cooled heat dissipation structures by outer thermantidote and extractor fan, be that housing passes through outer thermantidote and dispels the heat, stator and rotor core and winding dispel the heat by extractor fan, form binary channel parallel connection and dispel the heat simultaneously, increase the heat dissipation channel of rotor, increased motor radiating ability.
Claims (2)
1. an inside and outside pair of ventilated machine for new-energy automobile, comprise housing, front end housing, rear end cap, stator, rotor, rotating shaft, fore bearing and rear bearing, described front end housing and rear end cap are located at respectively described housing two ends, described front end housing and rear end cap center are located at by fore bearing and rear bearing respectively in described rotating shaft two ends, described rotor is located at described rotating shaft middle part, and described stator is located at described inner walls; It is characterized in that: this motor also comprises outer thermantidote, wind scooper, air inlet pipe, air filter and extractor fan, described wind scooper is sheathed on described front end housing outside and also and between front end housing forms cavity, described outer thermantidote is located in described rotating shaft the cavity between described wind scooper and front end housing, described air inlet pipe one end connects described air filter, the other end is communicated with described housing inner chamber through described wind scooper and front end housing, described rear end tegmental wall is provided with through hole, and described extractor fan is located at the through hole of described rear end tegmental wall.
2. the inside and outside pair of ventilated machine for new-energy automobile according to claim 1, it is characterized in that: this motor also comprises two vapour lock bands, described two vapour lock bands are located at respectively between described rear end tegmental wall through hole and extractor fan and between described air inlet pipe and housing inner chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320850226.1U CN203722411U (en) | 2013-12-23 | 2013-12-23 | Internal and external double air-cooled motor for new-energy automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320850226.1U CN203722411U (en) | 2013-12-23 | 2013-12-23 | Internal and external double air-cooled motor for new-energy automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203722411U true CN203722411U (en) | 2014-07-16 |
Family
ID=51161534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320850226.1U Expired - Fee Related CN203722411U (en) | 2013-12-23 | 2013-12-23 | Internal and external double air-cooled motor for new-energy automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203722411U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105071596A (en) * | 2015-08-28 | 2015-11-18 | 浙江尔格科技股份有限公司 | Pipeless type cooler |
| CN107947401A (en) * | 2016-10-13 | 2018-04-20 | 上海大郡动力控制技术有限公司 | Cooling structure for new energy car ventilated machine stator winding |
| WO2021114451A1 (en) * | 2019-12-09 | 2021-06-17 | 深圳市中悦机电科技有限公司 | Heat dissipation structure of permanent magnet motor |
| US11661954B2 (en) | 2021-09-08 | 2023-05-30 | Hamilton Sundstrand Corporation | Cabin air compressor with bleed scoop and removable bleed duct filter |
-
2013
- 2013-12-23 CN CN201320850226.1U patent/CN203722411U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105071596A (en) * | 2015-08-28 | 2015-11-18 | 浙江尔格科技股份有限公司 | Pipeless type cooler |
| CN105071596B (en) * | 2015-08-28 | 2018-07-03 | 浙江尔格科技股份有限公司 | A kind of pipe free cooler |
| CN107947401A (en) * | 2016-10-13 | 2018-04-20 | 上海大郡动力控制技术有限公司 | Cooling structure for new energy car ventilated machine stator winding |
| WO2021114451A1 (en) * | 2019-12-09 | 2021-06-17 | 深圳市中悦机电科技有限公司 | Heat dissipation structure of permanent magnet motor |
| US11661954B2 (en) | 2021-09-08 | 2023-05-30 | Hamilton Sundstrand Corporation | Cabin air compressor with bleed scoop and removable bleed duct filter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140716 Termination date: 20191223 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |