CN204633539U - A kind of absolutely empty cool electric machine wind path structure - Google Patents
A kind of absolutely empty cool electric machine wind path structure Download PDFInfo
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- CN204633539U CN204633539U CN201520355697.4U CN201520355697U CN204633539U CN 204633539 U CN204633539 U CN 204633539U CN 201520355697 U CN201520355697 U CN 201520355697U CN 204633539 U CN204633539 U CN 204633539U
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- wind path
- rotor
- hollow cooler
- electric machine
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Abstract
The utility model provides a kind of absolutely empty cool electric machine wind path structure, comprise rotor, stator, above described stator, hollow cooler is installed, the front end of described rotor is also provided with forward fan, former dome is provided with outside described forward fan, described hollow cooler front end is provided with the external air inlet mouth communicated with former dome, and hollow cooler rear end is provided with two outer air outlets, and one of them outer air outlet is by rear kuppe connection slip ring room; Described stator is provided with ventilation slot, and fairing is installed in the front end of stator, and rear windshield is installed in the rear end of stator, is provided with front apron and backboard in described hollow cooler.Hollow cooler in this structure does not have independently blower fan, so not only can reduce the volume of cooler, reduce costs, also eliminate the hidden danger that independent fan trouble rate is high.
Description
Technical field
The utility model relates generally to absolutely empty cool electric machine field, specifically a kind of absolutely empty cool electric machine wind path structure.
Background technology
Absolutely empty cool electric machine is that a kind of stators and rotators is all by air cooled motor, after motor runs, the parts heatings such as stator, rotor and slip ring, traditional motor cooling technology installs hollow cooler on motor, wind path blower fan and outer ventilation circuit blower fan in hollow cooler is installed respectively, the air quantity of interior wind path is provided by interior wind path blower fan, the air quantity of outer ventilation circuit is provided by outer ventilation circuit blower fan, wherein the part air quantity of outer ventilation circuit enters slip ring room cooling slip ring, and conventional motors wind path structure has following shortcoming:
1, adopt the hollow cooler of the independent blower fan of band, make cooler construction huge, cost is higher.
2, the independent fan trouble rate adopted is high, adds potential safety hazard and maintenance cost.
Utility model content
The technical problem that the utility model solves is, for the deficiency of current technology, from practical application, a kind of absolutely empty cool electric machine wind path structure is provided, hollow cooler in new construction does not have independently blower fan, so not only can reduce the volume of cooler, reduce costs, also eliminate the hidden danger that independent fan trouble rate is high.
For achieving the above object, the technical solution of the utility model is as follows:
A kind of absolutely empty cool electric machine wind path structure, comprise rotor, stator, above described stator, hollow cooler is installed, described rotor front end is provided with front end housing, and the rear end of rotor is provided with rear end cap and slip ring room, and the front end of described rotor is also provided with forward fan, former dome is provided with outside described forward fan, described hollow cooler front end is provided with the external air inlet mouth communicated with former dome, and hollow cooler rear end is provided with two outer air outlets, and one of them outer air outlet is by rear kuppe connection slip ring room; Described stator is provided with ventilation slot, fairing is installed in the front end of stator, rear windshield is installed in the rear end of stator, front apron and backboard is provided with in described hollow cooler, the interior air inlet communicated with ventilation slot is formed between described front apron and backboard, described front apron and fairing place form air outlet in first, and described backboard and rear windshield place form air outlet in second.
Described former dome is arc structure with external air inlet mouth link.
Described former dome is arranged on front end housing.
Described front end housing is provided with ventilating opening with forward fan corresponding position.
The beneficial effects of the utility model:
1, in the utility model, the wind path of cooling motor is divided into interior wind path and outer ventilation circuit, outer ventilation circuit and interior wind path mutually isolated, the air quantity of outer ventilation circuit is produced with motor rotation by forward fan, air quantity is sent to external air inlet mouth through former dome by outer ventilation circuit, and wherein the part air quantity of outer ventilation circuit enters slip ring room cooling slip ring by rear kuppe; The air quantity of interior wind path is rotated by the ventilation slot of rotor self and produces; In this wind path structure, the interior wind path of generator cools as the first coolant, wind path in being cooled as the second coolant by outer ventilation circuit again thus realize the object of stator and rotor cooling down, inner and outer air paths circulation is smooth and easy, good cooling results, because this hollow cooler does not have independent blower fan, because this reducing the volume of hollow cooler, reducing cost, also eliminating the hidden danger that independent fan trouble rate is high simultaneously.
2, become arc structure in hollow cooler front end air inlet upper design in the utility model, air quantity eddy current loss can be reduced, ensure that inner and outer air paths circulation is smooth and easy.
3, in the utility model, former dome is arranged on front end housing, easy for installation, rational in infrastructure, front end housing is offered ventilating opening and conveniently provides enough air quantity to fan.
Accompanying drawing explanation
Accompanying drawing 1 is the utility model general structure schematic diagram.
Label shown in accompanying drawing: 1, bearing; 2, front end housing; 3, ventilating opening; 4, forward fan; 5, fairing; 6, former dome; 7, hollow cooler; 8, front apron; 9, stator; 10, rotor; 11, backboard; 12, rear windshield; 13, rear end cap; 14, rear kuppe; 15, slip ring room; 16, slip ring; 17, slip ring room air outlet.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
A kind of absolutely empty cool electric machine wind path structure, comprise rotor 10, stator 9, above described stator 9, hollow cooler 7 is installed, the front end of described rotor 10 is provided with front end housing 2, the rear end of rotor 10 is provided with rear end cap 13 and slip ring room 15, the front end of described rotor 10 is also provided with forward fan 4, former dome 6 is provided with outside described forward fan 4, described hollow cooler 7 front end is provided with the external air inlet mouth communicated with former dome 6, hollow cooler 7 rear end is provided with two outer air outlets, and one of them outer air outlet is by rear kuppe 14 connection slip ring room 15; Described stator 9 is provided with ventilation slot, fairing 5 is installed in the front end of stator 9, rear windshield 12 is installed in the rear end of stator 9, front apron 8 and backboard 11 is provided with in described hollow cooler 7, the interior air inlet communicated with ventilation slot is formed between described front apron 8 and backboard 11, described front apron 8 and fairing 5 place form air outlet in first, and described backboard 11 and rear windshield 12 place form air outlet in second.As shown in Figure 1, rotor 10 two ends are supported by bearing 1, bearing 1 is arranged in bearing pedestal, two bearing pedestals install front end housing 2 and rear end cap 13 respectively by screw, in rotor 10 one end near rear end cap 13 place, slip ring 16 is installed, slip ring room 15 is provided with outside slip ring 16, near front end housing 2 place that end of rotor 10, forward fan 4 is being installed, the air quantity of forward fan 4 is provided by the ventilating opening 3 on front end housing 2, forward fan 4 rotates with rotor 10, the air quantity produced is delivered to the external air inlet mouth of hollow cooler 7 by fairing 5, air quantity is exported by the outer air outlet of hollow cooler 7, wherein a part of air quantity enters slip ring room 15 and cools slip ring 16, the air quantity of cooling slip ring 16 flows out via slip ring room air outlet 17, the air quantity that above-mentioned forward fan 4 produces is outer ventilation circuit air quantity, be mainly used in the air quantity cooling slip ring 16 and interior wind path, the air quantity of interior wind path is produced by the ventilation slot on rotor 10, be mainly used in cooling stator 9 and rotor 10 itself, the formation one of interior wind path circulates wind path, the air quantity that rotor 10 produces enters hollow cooler 7 via interior air inlet, then flow out respectively through air outlet in air outlet and second in first, in first, in air outlet and second, air outlet is separately positioned on the two ends of stator 9.In this structure in wind path and outer ventilation circuit mutually isolated, after generator operation, stator 9, rotor 10, slip ring 16 is major heat producing components, stator 9, the heat that rotor 10 produces first is cooled as the first coolant by wind path in generator, interior wind path is cooled as the second coolant again by outer ventilation circuit, thus realize stator 9, the object of rotor 10 cooling down, wherein a wind part for outer ventilation circuit enters slip ring room 15 and cools slip ring 16, this wind path structure is compared with traditional structure, hollow cooler 7 does not arrange independent blower fan, so not only can reduce costs, also eliminate the hidden danger that independent fan trouble rate is high, simultaneously also can efficiently to stator 9, rotor 10, parts such as slip ring 16 grade cool.
Preferably, described former dome 6 is arc structure with external air inlet mouth link.External air inlet mouth place, hollow cooler 7 front end is set to arc structure, can reduce air quantity eddy current loss, and guarantee inner and outer air paths circulation large is as far as possible smooth and easy.
Embodiment: a kind of absolutely empty cool electric machine wind path structure, comprise rotor 10, stator 9, above described stator 9, hollow cooler 7 is installed, described rotor 10 two ends are supported by bearing 1, the front end of rotor 10 is provided with front end housing 2, the rear end of rotor 10 is provided with rear end cap 13 and slip ring room 15, the front end of described rotor 10 is also provided with forward fan 4, former dome 6 is provided with outside described forward fan 4, described former dome 6 is arranged on front end housing 2, front end housing 2 have for forward fan 4 provides the ventilating opening 3 of air quantity with forward fan 4 corresponding position, described hollow cooler 7 front end is provided with the external air inlet mouth communicated with former dome 6, former dome 6 place when air enters hollow cooler 7 arranges arc structure, hollow cooler 7 rear end is provided with two outer air outlets, one of them outer air outlet is by rear kuppe 14 connection slip ring room 15, slip ring 16 is provided with in slip ring room 15, slip ring room 15 lower end is provided with slip ring room air outlet 17, described stator 9 is provided with ventilation slot, fairing 5 is installed in the front end of stator 9, rear windshield 12 is installed in the rear end of stator 9, front apron 8 and backboard 11 is provided with in described hollow cooler 7, the interior air inlet communicated with ventilation slot is formed between described front apron 8 and backboard 11, described front apron 8 and fairing 5 place form air outlet in first, and described backboard 11 and rear windshield 12 place form air outlet in second.In the present embodiment, hollow cooler structure is simple, and volume is little, hollow cooler does not have independent blower fan, solves the hidden danger that traditional wind path structure independence fan trouble rate is high.
Claims (4)
1. an absolutely empty cool electric machine wind path structure, comprise rotor (10), stator (9), described stator (9) top is provided with hollow cooler (7), the front end of described rotor (10) is provided with front end housing (2), the rear end of rotor (10) is provided with rear end cap (13) and slip ring room (15), it is characterized in that: the front end of described rotor (10) is also provided with forward fan (4), former dome (6) is provided with outside described forward fan (4), described hollow cooler (7) front end is provided with the external air inlet mouth communicated with former dome (6), hollow cooler (7) rear end is provided with two outer air outlets, one of them outer air outlet is by rear kuppe (14) connection slip ring room (15), described stator (9) is provided with ventilation slot, fairing (5) is installed in the front end of stator (9), rear windshield (12) is installed in the rear end of stator (9), front apron (8) and backboard (11) is provided with in described hollow cooler (7), the interior air inlet communicated with ventilation slot is formed between described front apron (8) and backboard (11), described front apron (8) and fairing (5) place form air outlet in first, and described backboard (11) and rear windshield (12) place form air outlet in second.
2. a kind of absolutely empty cool electric machine wind path structure as claimed in claim 1, is characterized in that: described former dome (6) is gone up and external air inlet mouth link is arc structure.
3. a kind of absolutely empty cool electric machine wind path structure as claimed in claim 1, is characterized in that: described former dome (6) is arranged on front end housing (2).
4. a kind of absolutely empty cool electric machine wind path structure as claimed in claim 1, is characterized in that: on described front end housing (2) and forward fan (4) corresponding position is provided with ventilating opening (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520355697.4U CN204633539U (en) | 2015-05-28 | 2015-05-28 | A kind of absolutely empty cool electric machine wind path structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520355697.4U CN204633539U (en) | 2015-05-28 | 2015-05-28 | A kind of absolutely empty cool electric machine wind path structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204633539U true CN204633539U (en) | 2015-09-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520355697.4U Expired - Fee Related CN204633539U (en) | 2015-05-28 | 2015-05-28 | A kind of absolutely empty cool electric machine wind path structure |
Country Status (1)
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| CN (1) | CN204633539U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108471195A (en) * | 2018-04-09 | 2018-08-31 | 西安盾安电气有限公司 | A kind of interior circulation cooling generator |
| CN108539896A (en) * | 2018-04-09 | 2018-09-14 | 西安盾安电气有限公司 | A kind of heat-pipe cooling type generator |
| CN109980851A (en) * | 2019-04-23 | 2019-07-05 | 上海东润换热设备制造有限公司 | Cooler of electric motor |
| CN110601443A (en) * | 2019-10-12 | 2019-12-20 | 常州曼萨诺机电科技有限公司 | Air-air cooler for motor |
| CN113675994A (en) * | 2021-07-28 | 2021-11-19 | 大连钰霖电机有限公司 | Box-type motor air direct cooling structure |
| CN117595563A (en) * | 2024-01-18 | 2024-02-23 | 湖南创一智能科技有限公司 | Motor air-air cooler |
-
2015
- 2015-05-28 CN CN201520355697.4U patent/CN204633539U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108471195A (en) * | 2018-04-09 | 2018-08-31 | 西安盾安电气有限公司 | A kind of interior circulation cooling generator |
| CN108539896A (en) * | 2018-04-09 | 2018-09-14 | 西安盾安电气有限公司 | A kind of heat-pipe cooling type generator |
| CN109980851A (en) * | 2019-04-23 | 2019-07-05 | 上海东润换热设备制造有限公司 | Cooler of electric motor |
| CN110601443A (en) * | 2019-10-12 | 2019-12-20 | 常州曼萨诺机电科技有限公司 | Air-air cooler for motor |
| CN110601443B (en) * | 2019-10-12 | 2024-03-22 | 湖南创一智能科技有限公司 | Motor air-air cooler |
| CN113675994A (en) * | 2021-07-28 | 2021-11-19 | 大连钰霖电机有限公司 | Box-type motor air direct cooling structure |
| CN117595563A (en) * | 2024-01-18 | 2024-02-23 | 湖南创一智能科技有限公司 | Motor air-air cooler |
| CN117595563B (en) * | 2024-01-18 | 2024-04-02 | 湖南创一智能科技有限公司 | Motor air-air cooler |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150909 Termination date: 20180528 |