CN103051089A - Front support tray of rotor and permanent magnetic direct-driven wind turbine generator applying front support tray - Google Patents
Front support tray of rotor and permanent magnetic direct-driven wind turbine generator applying front support tray Download PDFInfo
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- CN103051089A CN103051089A CN2013100094485A CN201310009448A CN103051089A CN 103051089 A CN103051089 A CN 103051089A CN 2013100094485 A CN2013100094485 A CN 2013100094485A CN 201310009448 A CN201310009448 A CN 201310009448A CN 103051089 A CN103051089 A CN 103051089A
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- support tray
- support dish
- brake
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Abstract
The invention provides a front support tray of a rotor and a permanent magnetic direct-driven wind turbine generator applying the front support tray. The front support tray of the rotor comprises a support plate and a rotor locking plate fixed at the inner side of the support plate, wherein the rotor locking plate is annular, a braking disc is arranged at the inner ring part of the rotor locking plate, and the outer ring part of the rotor locking plate is provided with a plurality of rotor locking holes. The permanent magnetic direct-driven wind turbine generator comprises the rotor, a stator, a stator bracket, a brake, a rotor lock, a rear support tray of the rotor and the front support tray of the rotor, wherein a braking disc of the front support tray of the rotor is matched with the brake, and the axial position of each rotor locking hole corresponds to the rotor lock. According to the invention, a matching structure of a braking structure and a safety locking mechanism is integrated on the front support tray of the rotor, so that the requirement on the space inside the generator is reduced, and convenience is provided for operations, such as installation, locking, machine halt and maintenance.
Description
Technical field
The present invention relates to technical field of wind power generation, the permanent magnet direct-driving aerogenerator that particularly relates to a kind of rotor front support structure and use this front support dish.
Background technology
In recent years, along with the day by day increase of wind energy demand, the single-machine capacity of wind-driven generator has been cancelled speed increasing mechanism simultaneously also in continuous increase, directly drives the inevitable development trend that low-speed generator becomes wind generating technology by wind energy conversion system.Direct drive generator because of its have simple in structure, efficient is high, the installation and maintenance expense is low, reliability is high and to advantages such as wind energy fluctuation and load variations response are fast, become an important development direction of wind-driven generator.
Permanent magnet direct-driving aerogenerator adopts external rotor, internal stator structure usually, and its form is special, and rotor is installed in the generator by the back and front supporting dish, and installation difficulty is larger.In addition; usually locking mechanism and braking mechanism all are installed in the space between the back and front supporting dish; structure according to existing locking and braking mechanism; overall space to generator requires very harsh; and when generator sends operation troubles; when needing shutdown and locking device, operate also very complicated.
This shows, existing permanent magnet direct-driving aerogenerator and locked rotor structure thereof exist obvious deficiency and defective in structure, installation, maintenance and use procedure, demand further improvement urgently.Therefore; how to found the fit structure of a kind of integrated braking mechanism and safe locking mechanism; thereby reduce the space requirement to generator; and be more convenient for installing, lock, shut down, the rotor front support dish structure of the operation such as maintenance and the permanent magnet direct-driving aerogenerator of using this front support dish, real one of the current important research and development field that belongs to.
Summary of the invention
The permanent magnet direct-driving aerogenerator that the purpose of this invention is to provide a kind of rotor front support dish and use this front support dish; make the fit structure of its integrated brake structure and safe locking mechanism; thereby reduce the space requirement to generator; and the operations such as the installation of being more convenient for, locking, shutdown, maintenance, thereby overcome the deficiencies in the prior art.
In order to solve the problems of the technologies described above, a kind of rotor front support of the present invention dish, the locked rotor plate that comprises supporting bracket and be fixed on the supporting bracket inboard, wherein, described locked rotor plate is annular, and annular inner portion is that brake disc, outer ring portion are provided with a plurality of locked rotor hole.
As a further improvement on the present invention, be provided with lining in the described locked rotor hole.
Described locked rotor plate and supporting bracket are the foundry goods integral structure.
Described locked rotor plate and supporting bracket are split-type structural, and by welding or being spirally connected fixing.
In addition, the present invention also provides a kind of permanent magnet direct-driving aerogenerator, comprise rotor, stator, stator support, brake, rotor lock, rotor rear support dish and above-mentioned rotor front support dish, wherein: the brake disc of described rotor front support dish cooperates with described brake, and the axial location in locked rotor hole is corresponding with rotor lock.
After adopting above design, the present invention has following beneficial effect compared with the prior art:
1, rotor front support dish of the present invention, can guarantee the supporting role to external rotor, be convenient to again the unit shutdown operation that brakes, safety locking in the time of can also overhauling the wind-powered electricity generation unit, and the fore bearing pressing plate separated with supporting bracket, reduce the installation difficulty of forward spindle, effectively increased the braking radius, reduced accordingly the usage quantity of brake;
2, the present invention also can arrange lining in the locked rotor hole of rotor front support dish, reduces the wearing and tearing of lock hole, increases the life-span of rotor front support dish, safeguards more conveniently, operates simplyr, and practicality is stronger.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Description of drawings
Above-mentioned only is the general introduction of technical solution of the present invention, and for can clearer understanding the present invention, the present invention is described in further detail below in conjunction with accompanying drawing and embodiment.
Fig. 1 is the structural representation that the present invention adopts the permanent magnet direct-driving aerogenerator of integral type rotor front support dish.
Fig. 2 is the structural representation that the present invention adopts the permanent magnet direct-driving aerogenerator of non-Unitary rotor front support dish.
Embodiment
See also Fig. 1, shown in Figure 2, the locked rotor plate that rotor front support dish 1 of the present invention comprises supporting bracket 11 and is fixed on supporting bracket 11 inboards, this locked rotor plate are annular, and annular inner portion is that brake disc 13, outer ring portion are provided with a plurality of locked rotor hole 12.
The locked rotor plate of rotor front support dish of the present invention can adopt grooved rotary structure as shown in the figure usually, can adopt foundry goods integral structure as shown in Figure 1 between itself and the supporting bracket 11, also can adopt split-type structural as shown in Figure 2, and be fixed together by modes such as welding, be spirally connected, all do not affect and realize technique effect of the present invention.
Permanent magnet direct-driving aerogenerator of the present invention, on the architecture basics of existing generator casing 10, stator 9, rotor 5, stator support 8, rotor rear support dish and brake 3, rotor lock 4, adopt rotor front support dish 1 of the present invention, and be fixedly connected with the fore bearing pressing plate 2 of rotor 5 and generator.
The brake disc 13 of rotor front support dish cooperates with brake 3, stretches in the brake 3, and when needs were braked, brake 3 stoped rotor to rotate to brake disc 13 application of forces thereby pass through rotor front support dish.
The axial location in the locked rotor hole 12 of rotor front support dish is corresponding with rotor lock 4, when rotor stops operating, can carry out the safety locking operation by the locked rotor hole 12 corresponding with rotor lock 4.
Furthermore, the present invention also can be provided with lining in 12 inside, locked rotor hole, be used for preventing the wearing and tearing in locked rotor hole 12, and as the life-span of Replacement Part with Extending Rotor front support dish.And brake 3 and rotor lock 4 can be installed in the generator by mounting seat of brake 83 and the rotor lock mount pad 82 that is arranged on the stator support 8 respectively.
The above; it only is preferred embodiment of the present invention; be not that the present invention is done any pro forma restriction, those skilled in the art utilize the technology contents of above-mentioned announcement to make a little simple modification, equivalent variations or modification, all drop in protection scope of the present invention.
Claims (5)
1. rotor front support dish, the locked rotor plate that it is characterized in that comprising supporting bracket and be fixed on the supporting bracket inboard, wherein, described locked rotor plate is annular, annular inner portion is that brake disc, outer ring portion are provided with a plurality of locked rotor hole.
2. rotor front support dish according to claim 1, it is characterized in that: described locked rotor is provided with lining in the hole.
3. rotor front support dish according to claim 1, it is characterized in that: described locked rotor plate and supporting bracket are the foundry goods integral structure.
4. rotor front support dish according to claim 1, it is characterized in that: described locked rotor plate and supporting bracket are split-type structural, and by welding or be spirally connected fixing.
5. a permanent magnet direct-driving aerogenerator is characterized in that comprising each described rotor front support dish among rotor, stator, stator support, brake, rotor lock, rotor rear support dish and the claim 1-4, wherein:
The brake disc of described rotor front support dish cooperates with described brake, and the axial location in locked rotor hole is corresponding with rotor lock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100094485A CN103051089A (en) | 2013-01-10 | 2013-01-10 | Front support tray of rotor and permanent magnetic direct-driven wind turbine generator applying front support tray |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100094485A CN103051089A (en) | 2013-01-10 | 2013-01-10 | Front support tray of rotor and permanent magnetic direct-driven wind turbine generator applying front support tray |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103051089A true CN103051089A (en) | 2013-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100094485A Pending CN103051089A (en) | 2013-01-10 | 2013-01-10 | Front support tray of rotor and permanent magnetic direct-driven wind turbine generator applying front support tray |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103051089A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103296846A (en) * | 2013-07-02 | 2013-09-11 | 国电联合动力技术有限公司 | Large direct-driven wind turbine generator with fixed shaft for supporting |
| CN103334881A (en) * | 2013-07-24 | 2013-10-02 | 国电联合动力技术有限公司 | External-rotor wind turbine generator system |
| CN107979225A (en) * | 2017-12-29 | 2018-05-01 | 北京金风科创风电设备有限公司 | motor and wind generating set with small bearing structure |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2750556Y (en) * | 2004-12-07 | 2006-01-04 | 王成伟 | Dynamic motor for vehicle |
| CN1945930A (en) * | 2005-10-05 | 2007-04-11 | 通用电气公司 | Removable bearing arrangement for a wind turbine generator |
| CN201874747U (en) * | 2010-12-07 | 2011-06-22 | 沈阳远大机电装备有限公司 | Safety rotor lock of wind generating set |
| CN203039452U (en) * | 2013-01-10 | 2013-07-03 | 国电联合动力技术有限公司 | Rotor front support disc and permanent magnet direct-driven wind power generator applying the same |
-
2013
- 2013-01-10 CN CN2013100094485A patent/CN103051089A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2750556Y (en) * | 2004-12-07 | 2006-01-04 | 王成伟 | Dynamic motor for vehicle |
| CN1945930A (en) * | 2005-10-05 | 2007-04-11 | 通用电气公司 | Removable bearing arrangement for a wind turbine generator |
| CN201874747U (en) * | 2010-12-07 | 2011-06-22 | 沈阳远大机电装备有限公司 | Safety rotor lock of wind generating set |
| CN203039452U (en) * | 2013-01-10 | 2013-07-03 | 国电联合动力技术有限公司 | Rotor front support disc and permanent magnet direct-driven wind power generator applying the same |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103296846A (en) * | 2013-07-02 | 2013-09-11 | 国电联合动力技术有限公司 | Large direct-driven wind turbine generator with fixed shaft for supporting |
| CN103334881A (en) * | 2013-07-24 | 2013-10-02 | 国电联合动力技术有限公司 | External-rotor wind turbine generator system |
| CN107979225A (en) * | 2017-12-29 | 2018-05-01 | 北京金风科创风电设备有限公司 | motor and wind generating set with small bearing structure |
| CN107979225B (en) * | 2017-12-29 | 2023-11-17 | 北京金风科创风电设备有限公司 | Motor with small bearing structure and wind generating set |
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| C06 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20130417 |