CN204013082U - High pressure air water cooling double-fed wind power generator - Google Patents
High pressure air water cooling double-fed wind power generator Download PDFInfo
- Publication number
- CN204013082U CN204013082U CN201420477098.5U CN201420477098U CN204013082U CN 204013082 U CN204013082 U CN 204013082U CN 201420477098 U CN201420477098 U CN 201420477098U CN 204013082 U CN204013082 U CN 204013082U
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- China
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- air
- electric machine
- machine casing
- slip ring
- water cooler
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Abstract
The utility model is specially a kind of high pressure air water cooling double-fed wind power generator, has solved the problem that existing high-pressure blast power generator exists quick heating, poor stability.Electric machine casing upper end is fixed with air/water cooler, the both ends, left and right of air/water cooler bottom have air outlet, the middle part of air/water cooler bottom has air inlet, and the air/water cooler top inner wall between air outlet and air inlet is arc structure, in rotating shaft, be provided with the aerofoil fan that is positioned at the left and right sides unshakable in one's determination, aerofoil fan arranged outside has the air conducting cover fixing with electric machine casing, between two air conducting covers, be provided with end plate, on end plate, have some ventilation holes, on iron core, be arranged at intervals with the ventilation channel plate that some left and right distribute.The utility model has been controlled the programming rate of motor effectively, has improved the stability of motor; And solved the heat dissipation problem of slip ring, and reduce axial dimension, make motor realize variable speed constant frequency generator under different rotating speeds.
Description
Technical field
The utility model relates to wind-driven generator, is specially a kind of high pressure air water cooling double-fed wind power generator.
Background technology
Wind power generation is the most ripe, the generation mode most with scale exploitation condition and commercialized development of technology in current regenerative resource.Along with developing rapidly of offshore wind farm, developing powerful wind-driven generator and offshore wind farm unit is the inexorable trend of wind power technology development.
When China develops high pressure double-fed wind power generator at present, because power of motor is larger, stator rated voltage adopts high pressure 6300V, causes the problem of motor quick heating, poor stability; And the slip ring of existing generator is except having basic conduction linkage function, does not generally possess other functions, be there is to the problem that increase fault point, assembly precision is difficult to control and operation easier increases in slip ring installation cooler, encoder.
Summary of the invention
There is the problem of quick heating, poor stability in the utility model, a kind of high pressure air water cooling double-fed wind power generator is provided in order to solve existing high-pressure blast power generator.
The utility model is to adopt following technical scheme to realize: high pressure air water cooling double-fed wind power generator, comprise electric machine casing and the rotating shaft that is positioned at its center, in rotating shaft, be provided with the iron core that is positioned at electric machine casing and the slip ring that is positioned at electric machine casing right side, electric machine casing upper end is fixed with air/water cooler, the both ends, left and right of air/water cooler bottom have the air outlet communicating with electric machine casing, the middle part of air/water cooler bottom has the air inlet communicating with electric machine casing, and the air/water cooler top inner wall between air outlet and air inlet is arc structure, in rotating shaft, be provided with the aerofoil fan that is positioned at the left and right sides unshakable in one's determination, aerofoil fan arranged outside has the air conducting cover fixing with electric machine casing, between two air conducting covers, be provided with tightly paste with left and right unshakable in one's determination both ends of the surface and with the fixing end plate of electric machine casing, on end plate, have some ventilation holes, on iron core, be arranged at intervals with the ventilation channel plate that some left and right distribute.
During machine operation, main caloric value unshakable in one's determination conducts to air/water cooler by air by motor, at air/water cooler top by the radiator that guides to of arc structure, carry out exchange heat with circulating cooling liquid, and by cooling fluid, heat is taken away, by support, the form with thermal diffusion passes another part heat; Cold air, in air outlet conducts to electric machine casing, enters aerofoil fan under the guide effect of air conducting cover, and a road enters air inlet through ventilation channel plate, and another road enters air inlet through ventilation hole, takes away the caloric value of unshakable in one's determination and winding; Iterative cycles reduces the temperature rise of motor, to guarantee the normal operation of motor, has overcome the problem that existing high-pressure blast power generator exists quick heating, poor stability.
Slip ring comprises slip ring main body, slip ring main body is connected with cooling fan on right side, cooling fan is comprised of annular hub and the blade that is fixed on annular hub outside, in annular hub, be provided with and fix with slip ring main body right side and take some to conductive pole that slip ring main body axle center is the uniform setting in the center of circle, on every pair of conductive pole, cover has T-shaped conducting block, the inner side of T-shaped conducting block has wiring hole, conductive pole inner side is provided with the encoder support being connected with slip ring main body right side, encoder support comprises two disks that be arranged in parallel and between two disks and the insulating spacer that T-shaped conducting block is separated, encoder support right circles disk center is provided with coder connecting shaft.
By assemble cooling fan, T-shaped conducting block and encoder support in slip ring main body, support the use with special-purpose slip ring room, without increasing extra cooling device, also without redesigning encoder support, in the situation that guarantee that its basic serviceability does not reduce, effectively shortened motor axial dimension, reduced motor cost, overcome slip ring and had the problem that fault point is many, assembly precision is difficult to control, operation easier is large.
The utility model reasonable in design is reliable, by ventilation and heat structure and slip ring structure are set, has effectively controlled the programming rate of motor, has improved the stability of motor; And solved the heat dissipation problem of slip ring, and reduce axial dimension, make motor realize variable speed constant frequency generator under different rotating speeds.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the three-dimensional structure schematic diagram of slip ring in Fig. 1.
In figure: 1-electric machine casing, 2-rotating shaft, 3-is unshakable in one's determination, 4-slip ring, 5-air/water cooler, 6-air outlet, 7-air inlet, 8-aerofoil fan, 9-air conducting cover, 10-end plate, 11-ventilation hole, 12-ventilation channel plate, 13-slip ring main body, 14-annular hub, 15-blade, 16-conductive pole, 17-T type conducting block, 18-encoder support, 19-coder connecting shaft.
Embodiment
High pressure air water cooling double-fed wind power generator, comprise electric machine casing 1 and the rotating shaft 2 that is positioned at its center, in rotating shaft 2, be provided with the iron core 3 that is positioned at electric machine casing 1 and the slip ring 4 that is positioned at electric machine casing 1 right side, electric machine casing 1 upper end is fixed with air/water cooler 5, the both ends, left and right of air/water cooler 5 bottoms have the air outlet 6 communicating with electric machine casing 1, the middle part of air/water cooler 5 bottoms has the air inlet 7 communicating with electric machine casing 1, and air/water cooler 5 top inner wall between air outlet 6 and air inlet 7 are arc structure, in rotating shaft 2, be provided with the aerofoil fan 8 that is positioned at 3 left and right sides unshakable in one's determination, aerofoil fan 8 arranged outside have the air conducting cover 9 fixing with electric machine casing 1, between two air conducting covers 9, be provided with tightly paste with 3 left and right both ends of the surface unshakable in one's determination and with the fixing end plate 10 of electric machine casing 1, on end plate 10, have some ventilation holes 11, on unshakable in one's determination 3, be arranged at intervals with the ventilation channel plate 12 that some left and right distribute.
Slip ring 4 comprises slip ring main body 13, slip ring main body is connected with cooling fan on 13 right sides, cooling fan is comprised of annular hub 14 and the blade 15 that is fixed on annular hub 14 outsides, in annular hub 14, be provided with and fix with slip ring main body 13 right sides and take some to conductive pole 16 that slip ring main body 13 axle center are the uniform setting in the center of circle, on every pair of conductive pole 16, cover has T-shaped conducting block 17, the inner side of T-shaped conducting block 17 has wiring hole, conductive pole 16 inner sides are provided with the encoder support 18 being connected with slip ring main body 13 right sides, encoder support 18 comprises two disks that be arranged in parallel and between two disks and the insulating spacer that T-shaped conducting block 17 is separated, encoder support 18 right circles disk center are provided with coder connecting shaft 19.
Claims (2)
1. a high pressure air water cooling double-fed wind power generator, it is characterized in that: comprise electric machine casing (1) and be positioned at the rotating shaft (2) at its center, in rotating shaft (2), be provided with the slip ring (4) that is positioned at the iron core (3) of electric machine casing (1) and is positioned at electric machine casing (1) right side, it is characterized in that: electric machine casing (1) upper end is fixed with air/water cooler (5), the both ends, left and right of air/water cooler (5) bottom have the air outlet (6) communicating with electric machine casing (1), the middle part of air/water cooler (5) bottom has the air inlet (7) communicating with electric machine casing (1), and air/water cooler (5) top inner wall between air outlet (6) and air inlet (7) is arc structure, in rotating shaft (2), be provided with the aerofoil fan (8) that is positioned at iron core (3) left and right sides, aerofoil fan (8) arranged outside has the air conducting cover (9) fixing with electric machine casing (1), between two air conducting covers (9), be provided with tightly paste with (3) left and right unshakable in one's determination both ends of the surface and with the fixing end plate (10) of electric machine casing (1), on end plate (10), have some ventilation holes (11), on (3) unshakable in one's determination, be arranged at intervals with the ventilation channel plate (12) that some left and right distribute.
2. high pressure air water cooling double-fed wind power generator according to claim 1, it is characterized in that: slip ring (4) comprises slip ring main body (13), slip ring main body (13) is connected with cooling fan on right side, cooling fan is by annular hub (14) and be fixed on that the blade (15) in annular hub (14) outside forms, in annular hub (14), be provided with and fix with slip ring main body (13) right side and take some to conductive pole (16) that slip ring main body (13) axle center is the uniform setting in the center of circle, the upper cover of every pair of conductive pole (16) has T-shaped conducting block (17), the inner side of T-shaped conducting block (17) has wiring hole, conductive pole (16) inner side is provided with the encoder support (18) being connected with slip ring main body (13) right side, encoder support (18) comprises two disks that be arranged in parallel and between two disks and the insulating spacer that T-shaped conducting block (17) is separated, encoder support (18) right circles disk center is provided with coder connecting shaft (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420477098.5U CN204013082U (en) | 2014-08-23 | 2014-08-23 | High pressure air water cooling double-fed wind power generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420477098.5U CN204013082U (en) | 2014-08-23 | 2014-08-23 | High pressure air water cooling double-fed wind power generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204013082U true CN204013082U (en) | 2014-12-10 |
Family
ID=52053021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420477098.5U Withdrawn - After Issue CN204013082U (en) | 2014-08-23 | 2014-08-23 | High pressure air water cooling double-fed wind power generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204013082U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104135114A (en) * | 2014-08-23 | 2014-11-05 | 永济新时速电机电器有限责任公司 | High-voltage air and water cooling doubly-fed wind driven generator |
| 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 |
-
2014
- 2014-08-23 CN CN201420477098.5U patent/CN204013082U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104135114A (en) * | 2014-08-23 | 2014-11-05 | 永济新时速电机电器有限责任公司 | High-voltage air and water cooling doubly-fed wind driven generator |
| CN104135114B (en) * | 2014-08-23 | 2016-08-17 | 永济新时速电机电器有限责任公司 | High pressure air water cooling double-fed wind power generator |
| 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 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141210 Effective date of abandoning: 20160817 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |