CN205335993U - Air cooling aerogenerator's stator core and rotor core structure - Google Patents
Air cooling aerogenerator's stator core and rotor core structure Download PDFInfo
- Publication number
- CN205335993U CN205335993U CN201620104929.3U CN201620104929U CN205335993U CN 205335993 U CN205335993 U CN 205335993U CN 201620104929 U CN201620104929 U CN 201620104929U CN 205335993 U CN205335993 U CN 205335993U
- Authority
- CN
- China
- Prior art keywords
- rotor
- stator
- core
- punching
- stator core
- 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
Links
Landscapes
- Iron Core Of Rotating Electric Machines (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The utility model provides an air cooling aerogenerator's stator core and rotor core structure, the last rotor coil of stator coil, rotor core including the stator core on, arrange stator on stator core towards the piece and arrange the rotor punching on rotor core in proper order, its technical essential is: the stator of arranging in proper order on stator core increases to its both sides towards the width of the piece middle part by stator core gradually, and the width of arranging the rotor punching on rotor core is in proper order increased to its both sides by rotor core's middle part gradually. The utility model discloses reduce motor mid portion's temperature rise evidently, ensured that the motor in the reliability of operation in -process, has improved the work efficiency of motor, reduced the motor cost, solved the traditional motor mid portion serious problem of generating heat, the life of extension motor, its simple structure makes the generator performance obtain more effective assurance.
Description
Technical field:
This utility model relates to the aeration structure of electromotor, is specifically related to stator core and the rotor core structure of a kind of air cooling wind-driven generator。
Background technology:
The heating problem ratio of existing air cooling wind-driven generator is more prominent, present centre the hottest, the trend reduced successively to two ends, high-altitude long-day running environment often it is in again due to electromotor, the temperature rise making its motor is higher, the temperature rise of motor not only determines the safety that motor runs, and the performance indications such as the power of motor, service life and economic indicator are also had very big impact。
Summary of the invention:
This utility model is for reducing motor temperature rise, it is provided that the stator core of a kind of air cooling wind-driven generator and rotor core structure, and it can ensure motor reliability of operation, improves the work efficiency of motor。
The stator core of air cooling wind-driven generator of the present utility model and rotor core structure, including the stator coil in stator core, the rotor coil in rotor core, the stator punching being sequentially arranged in stator core and be sequentially arranged in the rotor punching in rotor core, the technical scheme adopted for achieving the above object is in that: the width of the stator punching being sequentially arranged in stator core is gradually increased to its both sides by the middle part of stator core, and the width of the rotor punching being sequentially arranged on rotor core is gradually increased to its both sides by the middle part of rotor core。
As further improvement of the utility model, described stator punching is provided with stator ventilation steel channel, and described stator ventilation steel channel is curved near the medial extremity rotoflector counterclockwise of rotor punching；Described rotor punching is provided with rotor ventilation channel-section steel, rotor ventilation channel-section steel is curved near the outboard end rotoflector clockwise of stator punching, such structure can make the air-flow that rotor ventilation channel-section steel is derived take advantage of a situation to flow in stator ventilation steel channel, so that air-flow passes sequentially through rotor ventilation ditch and stator air duct quickly outwards circulates, improve the radiating efficiency of electromotor。
As further improvement of the utility model, the cross section of described stator ventilation steel channel and rotor ventilation channel-section steel is I-shaped, can increase the flow of air-flow, it is simple to the internal gas flow of electromotor quickly flows out。
As further improvement of the utility model, described rotor punching is circumferentially with air vent, the heat radiation within rotor punching can be easy to further。
The beneficial effects of the utility model are: the width of stator punching is gradually increased to its both sides by this utility model by the middle part of stator core, the width of rotor punching is gradually increased to its both sides by the middle part of rotor core, such structure significantly reduces the temperature rise of motor mid portion, ensure motor reliability in running, improve the work efficiency of motor, reduce motor cost, solve the problem that the heating of conventional motors mid portion is serious, extend the service life of motor, its simple in construction, makes generator performance obtain more effective guarantee。Heating up for reducing motor further, this utility model sets sub-ventilation steel channel on stator punching, and described stator ventilation steel channel is curved near the medial extremity rotoflector counterclockwise of rotor punching；Rotor punching sets rotor ventilation channel-section steel, rotor ventilation channel-section steel is curved near the outboard end rotoflector clockwise of stator punching, ventilation slot owing to being formed between ventilation slot and each rotor punching of formation between each stator punching communicates, so the air-flow derived by the rotor ventilation channel-section steel of upper-end bent can be taken advantage of a situation in the stator ventilation steel channel entering lower ends bent, it is easy to air-flow and passes sequentially through rotor ventilation ditch and stator air duct quickly outwards circulates, further, the cross section of described stator ventilation steel channel and rotor ventilation channel-section steel is I-shaped, the circulation of air-flow can be increased。Meanwhile, on rotor punching, circumference offers air vent, can reduce temperature in rotor further。
Accompanying drawing illustrates:
Fig. 1 is stator core construction schematic diagram of the present utility model；
Fig. 2 is rotor core structure schematic diagram of the present utility model；
Fig. 3 is the structural representation of stator punching；
Fig. 4 is the structural representation of rotor punching。
Detailed description of the invention:
With reference to each accompanying drawing, the stator core of this air cooling wind-driven generator and rotor core structure, including the stator coil 2 in stator core, the rotor coil 4 in rotor core, the stator punching 1 being sequentially arranged in stator core and be sequentially arranged in the rotor punching 3 in rotor core, the width of the stator punching 1 being sequentially arranged in stator core is gradually increased to its both sides by the middle part of stator core, and the width of the rotor punching 3 being sequentially arranged on rotor core is gradually increased to its both sides by the middle part of rotor core。
Electromotor is under double-fed works, and stator is directly connected on electrical network, and rotor is connected with current transformer, and when wind-driven power generator rotates, under the control of current transformer, stator, rotor are simultaneously to grid transmission, and now coil temperature raises。Stator structure in present embodiment was changed the width of stator punching 1 into uneven distribution by former being uniformly distributed, the middle part of stator core be gradually increased to its both sides, and stator temperature rise can be made to obtain effective control；Rotor structure in present embodiment includes rotor punching 3 and rotor coil 4, rotor structure is uniformly distributed by original rotor punching 3 and changes uneven distribution into, the width of rotor punching 3 is gradually increased to its both sides by the middle part of rotor core, and rotor temperature rise can be made to obtain effective control。
Significantly reduced the temperature rise of air cooling wind-driven generator by the embodiment of above 2, ensured the reliability that motor is in operation, improve the work efficiency of motor, make generator performance obtain more effective guarantee。
For reducing the temperature rise of generator further, described stator punching 1 is provided with stator ventilation steel channel 5, and described stator ventilation steel channel 5 is curved near the medial extremity rotoflector counterclockwise of rotor punching 3；Described rotor punching 3 is provided with rotor ventilation channel-section steel 6, and rotor ventilation channel-section steel 6 is curved near the outboard end rotoflector clockwise of stator punching 1。Ventilation slot owing to being formed between ventilation slot and each rotor punching of formation between each stator punching communicates, so the air-flow derived by the rotor ventilation channel-section steel 6 of upper-end bent can be taken advantage of a situation in the stator ventilation steel channel 5 entering lower ends bent, it is easy to air-flow and passes sequentially through rotor ventilation ditch and stator air duct quickly outwards circulates, further, the cross section of described stator ventilation steel channel 5 and rotor ventilation channel-section steel 6 is I-shaped, can increase the circulation of air-flow。Meanwhile, on rotor punching 3, circumference offers air vent 7, can reduce temperature in rotor further。
Claims (4)
1. the stator core of an air cooling wind-driven generator and rotor core structure, including the stator coil (2) in stator core, rotor coil (4) in rotor core, it is sequentially arranged in the stator punching in stator core (1) and the rotor punching (3) being sequentially arranged in rotor core, it is characterized in that: the width of the stator punching (1) being sequentially arranged in stator core is gradually increased to its both sides by the middle part of stator core, the width being sequentially arranged in the rotor punching on rotor core (3) is gradually increased to its both sides by the middle part of rotor core。
2. the stator core of a kind of air cooling wind-driven generator as claimed in claim 1 and rotor core structure, it is characterized in that: described stator punching (1) is provided with stator ventilation steel channel (5), described stator ventilation steel channel (5) is curved near the medial extremity rotoflector counterclockwise of rotor punching (3)；Described rotor punching (3) is provided with rotor ventilation channel-section steel (6), and rotor ventilation channel-section steel (6) is curved near the outboard end rotoflector clockwise of stator punching (1)。
3. the stator core of a kind of air cooling wind-driven generator as claimed in claim 2 and rotor core structure, it is characterised in that: the cross section of described stator ventilation steel channel (5) and rotor ventilation channel-section steel (6) is I-shaped。
4. the stator core of a kind of air cooling wind-driven generator as claimed in claim 1 and rotor core structure, it is characterised in that: described rotor punching (3) is circumferentially with air vent (7)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620104929.3U CN205335993U (en) | 2016-02-02 | 2016-02-02 | Air cooling aerogenerator's stator core and rotor core structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620104929.3U CN205335993U (en) | 2016-02-02 | 2016-02-02 | Air cooling aerogenerator's stator core and rotor core structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205335993U true CN205335993U (en) | 2016-06-22 |
Family
ID=56316889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620104929.3U Expired - Fee Related CN205335993U (en) | 2016-02-02 | 2016-02-02 | Air cooling aerogenerator's stator core and rotor core structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205335993U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106253512A (en) * | 2016-08-29 | 2016-12-21 | 哈尔滨理工大学 | It is beneficial to the large-size machine stator ventilation steel channel structure of heat radiation |
| CN106329744A (en) * | 2016-08-29 | 2017-01-11 | 北京交通大学 | Motor structure based on transverse H-shaped sectional ventilating channel steel |
-
2016
- 2016-02-02 CN CN201620104929.3U patent/CN205335993U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106253512A (en) * | 2016-08-29 | 2016-12-21 | 哈尔滨理工大学 | It is beneficial to the large-size machine stator ventilation steel channel structure of heat radiation |
| CN106329744A (en) * | 2016-08-29 | 2017-01-11 | 北京交通大学 | Motor structure based on transverse H-shaped sectional ventilating channel steel |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102290922B (en) | Double-fed wind generator | |
| CN104135114B (en) | High pressure air water cooling double-fed wind power generator | |
| CN205335993U (en) | Air cooling aerogenerator's stator core and rotor core structure | |
| CN103701238A (en) | Self-circulating heat dissipating device of 5MW doubly-fed air-cooled and water-cooled wind generator | |
| CN206727827U (en) | The permanent-magnetic outer rotor motor of fan blade built in a kind of high-power nodal wood type of small volume | |
| CN102185420A (en) | Cooling system of 2MW wind driven generator | |
| CN205986373U (en) | Stator tip structure cooling wind path structure | |
| CN203434791U (en) | Low-voltage large-power motor with box type base in IC611 cooling manner | |
| CN206149041U (en) | Pull novel cooling structure of cast aluminium rotor motor | |
| CN205666692U (en) | Combination of blowing and exhaust system of ventilation cooling system is pressed in taking out of nuclear power turbo generator | |
| CN204290622U (en) | A kind of motor ventilation radiator structure | |
| CN110212700A (en) | A kind of cooling air duct structure of doubly-fed wind turbine | |
| CN206060461U (en) | A kind of increased safety three-phase induction motor ventilation cooling structure | |
| CN203522406U (en) | Grinding head motor capable of well dissipating heat | |
| CN205791824U (en) | The stator vent segment of front wind-guide | |
| CN206226187U (en) | A kind of elevator motor with good heat radiating function | |
| CN204012993U (en) | Ventilation cooling structure in a kind of rotor excitation lead | |
| CN109586509A (en) | A kind of generator of multiple fans | |
| CN102983644A (en) | Unequal interval symmetrical ventilating ducts for stators and rotors of air and water-cooled wind driven generator | |
| CN204013082U (en) | High pressure air water cooling double-fed wind power generator | |
| CN209250390U (en) | A kind of circumferential direction cloth tubular type ventilating radiating electric machine | |
| CN202949295U (en) | Vehicle alternating-current generator rotor assembly with combined fan | |
| CN202183692U (en) | Automobile generator | |
| CN205593406U (en) | High -efficient feeble -minded radiator | |
| CN205657548U (en) | High -efficient economizer of high -voltage motor |
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: 20160622 Termination date: 20170202 |