CN102969852B - Double-supporting type birotor permanent magnet synchronization wind driven generator - Google Patents
Double-supporting type birotor permanent magnet synchronization wind driven generator Download PDFInfo
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- CN102969852B CN102969852B CN201210446411.4A CN201210446411A CN102969852B CN 102969852 B CN102969852 B CN 102969852B CN 201210446411 A CN201210446411 A CN 201210446411A CN 102969852 B CN102969852 B CN 102969852B
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Abstract
The invention mainly relates to a double-supporting type birotor permanent magnet synchronization wind driven generator and belongs to the technical field of wind power generation. The double-supporting type birotor permanent magnet synchronization wind driven generator is mainly formed by a stator left side support, a stator right side support, a stator fixing ring and a tooth end plate. The tooth end plate is provided with certain strength, internal teeth and external teeth are arranged on the tooth end plate to respectively press the inner circle side and the outer circle side of a stator core, and the internal teeth and the external teeth are integrally connected with the stator core. A plurality of connection teeth are arranged on the stator fixing ring, the connection teeth are welded on inner circle teeth of the tooth end plate, a space on the yoke portion of the stator core is not occupied, available spaces on the yoke portion of the stator core are big, and quantity and size of arranged vent holes are relatively large. The stator left side support and the stator right side support are connected with the stator fixing ring, two sides of the stator core are supported, and a double-supporting structural mode is formed to strengthen rigidity and intensity of a motor.
Description
Technical field
The invention belongs to technical field of wind power generation, a kind of more particularly to two-spool permanent-magnetic wind driven generator.
Background technology
Birotor permanent magnetic wind-driven generator has compact conformation, the advantages of power density is high, wherein Chinese Patent Application No.
Patent of invention for 201010191586.6 has applied disclosing a kind of typical birotor permanent magnetic wind-driven generator.Although mesh
Preceding double-rotor machine has obtained certain application, but because its stator, rotor structures is unilateral support, the rigidity of whole motor compared with
Difference, and with the increase of power of motor grade, the gravity of stator and rotor and the magnetic pull of of motor itself are also increasing, now
Still it is difficult to meet the requirement of motor integral rigidity using unilateral supporting construction.
The content of the invention
Goal of the invention
Regarding to the issue above, it is of the invention to propose a kind of bi-lateral support formula Dual-rotor Permanent Magnet Synchronous Wind-driven Generators, easily
In the rigidity requirement for meeting large-scale permanent-magnetic wind driven generator.
Technical scheme
A kind of Double-support-type Dual-rotor Permanent Magnet Synchronous Wind-driven Generators, it is characterised in that：It is main by stator Left-side support, it is fixed
Sub- Right side support, stator retainer ring and increment plate composition；Stator Left-side support and stator Right side support are located at stator core respectively
Both sides, stationary part is supported by stator retainer ring and increment plate；Stator Left-side support and stator Right side support point
Do not coupled with rotating shaft by clutch shaft bearing and second bearing, rotating shaft carries out cooperation and couples with internal rotor and outer rotor again, altogether
With the hinge for constituting whole motor power conversion.
Stator retainer ring includes the left retainer ring of stator and the right retainer ring of stator.
Internal tooth and external tooth are additionally provided with the increment plate, the inner circle side and cylindrical side to stator core compress respectively,
The thickness of increment plate is set to 20~25mm.
Stator retainer ring is provided with attachment tooth, and the end of attachment tooth is coupled with the internal tooth of increment plate.
The quantity of attachment tooth is the half of the stator number of teeth.
Advantage and effect
This Double-support-type Dual-rotor Permanent Magnet Synchronous Wind-driven Generators of the present invention have the following advantages that：
The rigidity of structure is preferably applied to the heavier double-rotor machine of high-power grade, stator；Stator core yoke portion is available
Space is larger, beneficial to the design of ventilation cooling system.
Brief description of the drawings
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is partial 3 d structure chart of the present invention；
Fig. 3 is stator retainer ring tomograph of the present invention.
Description of reference numerals：
In figure：1st, stator Left-side support, 2, increment plate, 3, the left retainer ring of stator, 4, internal rotor, 5, the support of right side stator,
6th, the right retainer ring of stator, 7, outer rotor, 8, stator core, 9, attachment tooth, 10, clutch shaft bearing, 11, second bearing, 12 rotating shafts,
13rd, air vent, A, the end of attachment tooth, B, the root of attachment tooth, C, internal tooth, D, external tooth.
Specific embodiment：
The present invention is described further below in conjunction with the accompanying drawings：
The present invention is a kind of Double-support-type Dual-rotor Permanent Magnet Synchronous Wind-driven Generators, it is characterised in that：Fig. 1 is of the invention
Overall structure diagram, as shown in fig. 1, mainly by stator Left-side support 1, stator Right side support 5, stator retainer ring and increment
Plate 2 is constituted；Stator Left-side support 1 and stator Right side support 5 respectively positioned at the both sides of stator core 8, by stator retainer ring and
Increment plate 2 is supported to stationary part；Stator Left-side support 1 and stator Right side support 5 are respectively by clutch shaft bearing 10 and the
Two bearings 11 are coupled with rotating shaft 12, and rotating shaft 12 carries out cooperation and couples with internal rotor 4 and outer rotor 7 again, are collectively formed whole
The hinge of motor power conversion.
Dual-rotor structure of the invention includes two rotor portions（Internal rotor 4 and outer rotor 7）With a stationary part, determine
Subdivision includes two increment plates, and is welded in the stator retainer ring on increment plate, and stator retainer ring includes the left fixation of stator
Ring 3 and the right retainer ring 6 of stator, increment plate 2 are respectively provided on two sides with the left retainer ring 3 of stator and the right retainer ring 6 of stator.
After the right retainer ring 6 of the left retainer ring 3, stator of stator, increment plate 2 and stator core 8 couple integrally, stator is fixed
Ring is finished to ensure its concentricity requirement with stator core.Prop up in the stator left side that is respectively provided on two sides with of stator retainer ring
Support 1 and stator Right side support 5, constitute the structure type of bi-lateral support, and the left retainer ring 3 of stator is connected on stator Left-side support 1,
A support of stationary part is formed, the right retainer ring 6 of stator is connected on stator Right side support 5, forms the another of stationary part
Individual support, constitutes firm, intensity that Double-support-type double-rotor machine structure enhances motor, stator Left-side support 1 and stator right side
Support 5 has good axiality with stator retainer ring.
The both sides of stator core 8 are provided with two increment plates 2, and increment plate 2 should have certain intensity, also be set on increment plate 2
There is internal tooth C and external tooth D, the inner circle side and cylindrical side to stator core 8 compress respectively, the thickness of increment plate is set to 20~
25mm。
Stator retainer ring is located at the both sides of stator, in two stator retainer rings（The left retainer ring 3 of stator and the right retainer ring of stator
6）Some attachment tooths 9 are provided with, the quantity of attachment tooth can be determined by firm, Strength co-mputation, typically can be taken as the half of the stator number of teeth；
The end A of attachment tooth 9 is coupled with the internal tooth C of increment plate 2（It is connected as one by welding manner）, the root B of attachment tooth 9
Should be maintained a certain distance with increment plate 2, it is to avoid occur with winding overhang conductive.
It is not take up the space in the yoke portion of increment plate 2（Namely it is not take up the space in the yoke portion of stator core 8）, i.e. stator core 8
The available space in yoke portion is more, and the quantity of air vent 13 and size that stator core yoke portion can be set are just corresponding larger, so
Be conducive to the ventilation and heat of motor.
Claims (1)
1. a kind of Double-support-type Dual-rotor Permanent Magnet Synchronous Wind-driven Generators, it is characterised in that：Mainly by stator Left-side support（1）、
Stator Right side support（5）, stator retainer ring and increment plate（2）Composition；Stator Left-side support（1）And stator Right side support（5）Point
Wei Yu not stator core（8）Both sides, by stator retainer ring and increment plate（2）Stationary part is supported；Stator left side
Support（1）And stator Right side support（5）Pass through clutch shaft bearing respectively（10）And second bearing（11）With rotating shaft（12）Coupled,
Rotating shaft（12）And and internal rotor（4）And outer rotor（7）Cooperation connection is carried out, the hinge of whole motor power conversion is collectively formed；
Stator retainer ring includes the left retainer ring of stator（3）With the right retainer ring of stator（6）；The increment plate（2）On be additionally provided with internal tooth
And external tooth, respectively to stator core（8）Inner circle side compressed with cylindrical side, the thickness of increment plate is set to 20~25mm；
Stator retainer ring is provided with attachment tooth（9）, attachment tooth（9）End and increment plate（2）Internal tooth coupled；Attachment tooth（9）
Quantity for the stator number of teeth half.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210446411.4A CN102969852B (en) | 2012-11-09 | 2012-11-09 | Double-supporting type birotor permanent magnet synchronization wind driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210446411.4A CN102969852B (en) | 2012-11-09 | 2012-11-09 | Double-supporting type birotor permanent magnet synchronization wind driven generator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102969852A CN102969852A (en) | 2013-03-13 |
| CN102969852B true CN102969852B (en) | 2017-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210446411.4A Active CN102969852B (en) | 2012-11-09 | 2012-11-09 | Double-supporting type birotor permanent magnet synchronization wind driven generator |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101330234A (en) * | 2008-04-21 | 2008-12-24 | 上海大学 | Direct-drive composite type permanent magnet motor |
| CN201238215Y (en) * | 2008-07-31 | 2009-05-13 | 上海电科电机科技有限公司 | Plunger ring structure of high-voltage three-phase asynchronous motor |
| CN101895178A (en) * | 2010-06-04 | 2010-11-24 | 华小平 | Megawatt dual-rotor direct drive permanent magnet wind driven generator |
| GB2472020A (en) * | 2009-07-21 | 2011-01-26 | Interroll Trommelmotoren Gmbh | A drum motor including a magnetic gear arrangment |
| JP5086498B1 (en) * | 2011-12-28 | 2012-11-28 | 皓二 反田 | Generator |
| CN202889141U (en) * | 2012-11-09 | 2013-04-17 | 沈阳工业大学 | Double-support birotor permanent-magnet synchronous windmill generator |
-
2012
- 2012-11-09 CN CN201210446411.4A patent/CN102969852B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101330234A (en) * | 2008-04-21 | 2008-12-24 | 上海大学 | Direct-drive composite type permanent magnet motor |
| CN201238215Y (en) * | 2008-07-31 | 2009-05-13 | 上海电科电机科技有限公司 | Plunger ring structure of high-voltage three-phase asynchronous motor |
| GB2472020A (en) * | 2009-07-21 | 2011-01-26 | Interroll Trommelmotoren Gmbh | A drum motor including a magnetic gear arrangment |
| CN101895178A (en) * | 2010-06-04 | 2010-11-24 | 华小平 | Megawatt dual-rotor direct drive permanent magnet wind driven generator |
| JP5086498B1 (en) * | 2011-12-28 | 2012-11-28 | 皓二 反田 | Generator |
| CN202889141U (en) * | 2012-11-09 | 2013-04-17 | 沈阳工业大学 | Double-support birotor permanent-magnet synchronous windmill generator |
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| Publication number | Publication date |
|---|---|
| CN102969852A (en) | 2013-03-13 |
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