CN201956808U - Semi-direct drive wind generator with two end covers and water jacket cooling structure - Google Patents
Semi-direct drive wind generator with two end covers and water jacket cooling structure Download PDFInfo
- Publication number
- CN201956808U CN201956808U CN2011200452566U CN201120045256U CN201956808U CN 201956808 U CN201956808 U CN 201956808U CN 2011200452566 U CN2011200452566 U CN 2011200452566U CN 201120045256 U CN201120045256 U CN 201120045256U CN 201956808 U CN201956808 U CN 201956808U
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- water jacket
- end cap
- end cover
- cooling structure
- rotor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Motor Or Generator Cooling System (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model relates to a semi-direct drive wind generator with two end covers and a water jacket cooling structure, which comprises a water jacket frame, wherein a stator and a rotor are mounted in the water jacket frame; a front bearing and a rear bearing are arranged at two ends of the rotor; the front end cover and the rear end cover are respectively supported on the front and the rear bearings, and are connected with the water jacket frame; a front bearing seal is mounted on the outer side of the front bearing; a rear shaft end cover is mounted on the outer side of the rear bearing; an outer end cover connected with the end part of the water jacket frame is arranged on the outer side of the rear end cover; a blower is mounted at the center of the outer end cover; an outer wind-guide device is arranged between the inner side of the outer end cover and the water jacket frame; ventilation holes are formed on the circumference of the rear end cover; and an inner wind-guide device is arranged between the inner side of the outer end cover and the ventilation holes on the circumference of the rear end cover. The semi-direct drive wind generator provided by the utility model has compact structure, light weight, slow temperature rise, lower noise, high protection level, and capability of fully satisfying the requirements of the wind generator such as high reliability and normal work in severe running environment.
Description
Technical field
The utility model relates to the wind-driven generator field, is specifically related to a kind of both-end lid water jacket cooling structure semi-direct driving wind power generator.
Background technology
Along with the promotion of country to clean energy resource, wind power generation has obtained development energetically in recent years.In order to reduce the failure rate of wind turbine generator, reduce gear box ratio, the generator that partly directly drives that rotating speed is lower has won market preferably.Because it is lower partly directly to drive generator speed, self-loopa cooling mode no longer is suitable for such motor, because partly directly to drive the generator bulk volume comparatively huge, the research cooling effect is good, in light weight simultaneously, volume is little, and the semi-direct driving wind power generator of compact conformation is the development in future direction.
The utility model content
The purpose of this utility model provides a kind of compact conformation, volume is little, in light weight, and the both-end lid water jacket cooling structure semi-direct driving wind power generator that cooling effect is good is to satisfy the requirement of wind-driven generator bad working environment condition to high reliability.
The technical solution of the utility model is as follows:
A kind of both-end lid water jacket cooling structure semi-direct driving wind power generator, comprise water jacket support, stator and rotor are installed in the water jacket support, and fore bearing and rear bearing are arranged on the two ends of rotor, and front end housing and rear end cap are supported on respectively on fore bearing and the rear bearing and with water jacket support and are connected; The described fore bearing outside is equipped with the fore bearing sealing, and the described rear bearing outside is equipped with the back hubcap, and described rear end cap arranged outside has the outer end cap that is connected with water jacket support end; Described outer end cap center is equipped with blower fan, is provided with exogenous wind between described outer end cap inboard and the water jacket support and leads; Offer circumferential ventilation hole on the described rear end cap, wind is led in being provided with between the circumferential ventilation hole on described outer end cap inboard and the described rear end cap.
Its further technical scheme is:
Described water jacket support top is fixed with terminal box.
Described water jacket support comprises inner barrel and outer cylinder body, and the outer cylinder body bottom is equipped with footing, and the outer cylinder body top offers water inlet pipe and outlet pipe; The water channel sealing ring at described inner barrel, outer cylinder body and two ends forms water channel, has traversed heat exchanger tube in the described water channel, and described water channel is connected with water inlet pipe and outlet pipe on the outer cylinder body respectively.
Described stator is made of stator core and the coil that is wound in circle in it.
Described rotor comprises the rotor core of inner ring and the magnet steel of outer ring, and rotor core and magnet steel are led by wind between spoke and be fixed in the radial rotating shaft.
Described blower fan is by the small machine that is installed on the outer end cap outside and be installed on the outer end cap inboard, exogenous wind is led and the fan of interior wind between leading constitutes.
Useful technique effect of the present utility model is:
(1) the both-end lid structure that constitutes by rear end cap and outer end cap, lead, traverse wind between heat exchanger tube, spoke shaft and the spoke of water channel by water jacket support, fan, exogenous wind and lead the air channel formed, the air gap between the rotor, circumferentially open the interior circulation wind path cooled rotor that the rear end cap of ventilation hole forms, effectively finished heat radiation; Rotor temperature rise is low, effectively reduces the generator failure rate; Stator temperature rise is low, safe and reliable simultaneously.
(2) support of employing water jacket form, compact conformation, in light weight, effectively reduce the requirement of wind turbine generator inner space.
(3) totally-enclosed structural shielding grade height, noise is low, satisfies wind power generation reliability height fully, the running environment harsh conditions.
Description of drawings
Fig. 1 is a front view of the present utility model.
Fig. 2 is a left view of the present utility model.
Fig. 3 is a right view of the present utility model.
Fig. 4 is a stereogram of the present utility model.
Description of reference numerals: 1, exogenous wind is led; 2, rear end cap; 3, water channel sealing ring; 4, inner barrel; 5, heat exchanger tube; 6, outer cylinder body; 7, terminal box; 8, stator core; 9, coil; 10, magnet steel; 11, rotor core; 12, front end housing; 13, wind is led between spoke; 14, fore bearing; 15, fore bearing sealing; 16, radial rotating shaft; 17, footing; 18, rear bearing; 19, back hubcap; 20, small machine; 21, outer end cap; 22, fan; 23, interior wind is led; 24, water inlet pipe; 25, outlet pipe.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described further.
Shown in Fig. 1 ~ 4, the utility model comprises water jacket support, the rotor of stator and band spoke shaft is installed in the water jacket support, fore bearing 14 and rear bearing 18 are installed in the two ends of rotor, and front end housing 12 and the rear end cap 2 that offers circumferential ventilation hole are supported on respectively on fore bearing 14 and the rear bearing 18 and with water jacket support and are connected.Fore bearing 14 outsides are equipped with fore bearing sealing 15, and rear bearing 18 outsides are equipped with back hubcap 19.Rear end cap 2 arranged outside have the outer end cap 21 that is connected with water jacket support end, outer end cap 21 centers are equipped with blower fan, be provided with exogenous wind between outer end cap 21 inboards and the water jacket support and lead 1, wind leads 23 in being provided with between the circumferential ventilation hole on outer end cap 21 inboards and the rear end cap 2.Water jacket support top is fixed with terminal box 7.
Shown in Fig. 1 ~ 4, water jacket support comprises inner barrel 4 and outer cylinder body 6, and outer cylinder body 6 bottoms are equipped with footing 17, and outer cylinder body 6 tops offer water inlet pipe 24 and outlet pipe 25; The water channel sealing ring 3 at inner barrel 4, outer cylinder body 6 and two ends forms water channels, has traversed heat exchanger tube 5 in the water channel, and water channel is connected with water inlet pipe 24 and outlet pipe 25 on the outer cylinder body 6 respectively.
As shown in Figure 1, stator is made of stator core 8 and the coil 9 that is wound in circle in it.Rotor comprises the rotor core 11 of inner ring and the magnet steel 10 of outer ring, and rotor core 11 and magnet steel 10 are led 13 by wind between spoke and be fixed in the radial rotating shaft 16.Blower fan by the small machine 20 that is installed on outer end cap 21 outsides and be installed on outer end cap 21 inboards, exogenous wind lead 1 and the interior wind fan 22 of leading between 23 constitute.
Operation principle:
The loss that generator unit stator produces is mainly finally taken away by the recirculated cooling water heat loss through convection between support inner barrel 4 and the outer cylinder body 6 through stator core 8 backs, water jacket support inner barrel 4 walls.The loss that rotor produces and other mechanical losss are finally taken away by the recirculated cooling water heat loss through convection through the heat exchanger tube 5 that traverses the support water channel by wind path in the circulation.
Wherein interior circulated air route is installed in blower fan on the outer end cap and produces pressure and overcome inner wind path windage, and air is led 1, traversed wind between heat exchanger tube 5, spoke shaft 16 and the spoke of water channel and lead 13 air channels of forming, the air gap between the rotor, the rear end cap 2 of circumferentially opening ventilation hole and form circulation via fan 22, exogenous wind.
Recirculated cooling water is provided by outside water supply installation, enters water channel by support water inlet pipe 24, flows out from support outlet pipe 25 via the circuitous water channel of water jacket support again, finishes the generator heat radiation.
To sum up, by the acting in conjunction of interior circulation wind path and recirculated cooling water, the utility model can cool off stator and rotor effectively.
Above-described only is preferred implementation of the present utility model, and the utility model is not limited to above embodiment.Be appreciated that other improvement and variation that those skilled in the art directly derive or associate under the prerequisite that does not break away from spirit of the present utility model and design, all should think to be included within the protection range of the present utility model.
Claims (6)
1. a both-end covers water jacket cooling structure semi-direct driving wind power generator, comprise water jacket support, stator and rotor are installed in the water jacket support, fore bearing (14) and rear bearing (18) are arranged on the two ends of rotor, and front end housing (12) is supported on fore bearing (14) respectively with rear end cap (2) and upward and with water jacket support is connected with rear bearing (18); Described fore bearing (14) outside is equipped with fore bearing sealing (15), and described rear bearing (18) outside is equipped with back hubcap (19), and it is characterized in that: described rear end cap (2) arranged outside has the outer end cap (21) that is connected with water jacket support end; Described outer end cap (21) center is equipped with blower fan, is provided with exogenous wind between described outer end cap (21) inboard and the water jacket support and leads (1); Described rear end cap offers circumferential ventilation hole on (2), and wind is led (23) in being provided with between the circumferential ventilation hole on described outer end cap (21) inboard and the described rear end cap (2).
2. according to the described both-end lid of claim 1 water jacket cooling structure semi-direct driving wind power generator, it is characterized in that: described water jacket support top is fixed with terminal box (7).
3. according to claim 1 or 2 described both-end lid water jacket cooling structure semi-direct driving wind power generators, it is characterized in that: described water jacket support comprises inner barrel (4) and outer cylinder body (6), outer cylinder body (6) bottom is equipped with footing (17), and outer cylinder body (6) top offers water inlet pipe (24) and outlet pipe (25); The water channel sealing ring (3) at described inner barrel (4), outer cylinder body (6) and two ends forms water channel, has traversed heat exchanger tube (5) in the described water channel, and described water channel is connected with water inlet pipe (24) and outlet pipe (25) on the outer cylinder body (6) respectively.
4. according to claim 1 or 2 described both-end lid water jacket cooling structure semi-direct driving wind power generators, it is characterized in that: described stator is by stator core (8) and be wound in coil (9) formation round in it.
5. according to claim 1 or 2 described both-end lid water jacket cooling structure semi-direct driving wind power generators, it is characterized in that: described rotor comprises the rotor core (11) of inner ring and the magnet steel (10) of outer ring, and rotor core (11) and magnet steel (10) are led (13) by wind between spoke and be fixed in the radial rotating shaft (16).
6. according to claim 1 or 2 described both-ends lid water jacket cooling structure semi-direct driving wind power generators, it is characterized in that: described blower fan is by the small machine (20) that is installed on outer end cap (21) outside and be installed on that outer end cap (21) is inboard, exogenous wind leads (1) and interior wind and lead fan (22) formation between (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200452566U CN201956808U (en) | 2011-02-23 | 2011-02-23 | Semi-direct drive wind generator with two end covers and water jacket cooling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200452566U CN201956808U (en) | 2011-02-23 | 2011-02-23 | Semi-direct drive wind generator with two end covers and water jacket cooling structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201956808U true CN201956808U (en) | 2011-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200452566U Expired - Fee Related CN201956808U (en) | 2011-02-23 | 2011-02-23 | Semi-direct drive wind generator with two end covers and water jacket cooling structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201956808U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102142736A (en) * | 2011-02-23 | 2011-08-03 | 中科盛创（青岛）电气有限公司 | Half-direct-drive wind driven generator with dual-end cover water jacket cooling structure |
| CN102570696A (en) * | 2012-03-20 | 2012-07-11 | 中科盛创（青岛）电气有限公司 | Expansion tube type water-cooling base for motor |
| CN102751809A (en) * | 2012-07-25 | 2012-10-24 | 哈尔滨滨大科技有限公司 | Water-cooling anti-corrosive sealing electric motor |
| CN109546798A (en) * | 2019-01-05 | 2019-03-29 | 常康华 | A kind of energy conservation and environmental protection motor |
-
2011
- 2011-02-23 CN CN2011200452566U patent/CN201956808U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102142736A (en) * | 2011-02-23 | 2011-08-03 | 中科盛创（青岛）电气有限公司 | Half-direct-drive wind driven generator with dual-end cover water jacket cooling structure |
| CN102570696A (en) * | 2012-03-20 | 2012-07-11 | 中科盛创（青岛）电气有限公司 | Expansion tube type water-cooling base for motor |
| CN102751809A (en) * | 2012-07-25 | 2012-10-24 | 哈尔滨滨大科技有限公司 | Water-cooling anti-corrosive sealing electric motor |
| CN102751809B (en) * | 2012-07-25 | 2016-12-28 | 哈尔滨滨大科技有限公司 | Water-cooled preserving and sealing motor |
| CN109546798A (en) * | 2019-01-05 | 2019-03-29 | 常康华 | A kind of energy conservation and environmental protection motor |
| CN109546798B (en) * | 2019-01-05 | 2019-11-12 | 吴茂根 | A kind of energy conservation and environmental protection motor |
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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: 20110831 Termination date: 20160223 |