CN205036793U - High -power wind -powered electricity generation gear box of compact all carries structure - Google Patents
High -power wind -powered electricity generation gear box of compact all carries structure Download PDFInfo
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- CN205036793U CN205036793U CN201520745876.9U CN201520745876U CN205036793U CN 205036793 U CN205036793 U CN 205036793U CN 201520745876 U CN201520745876 U CN 201520745876U CN 205036793 U CN205036793 U CN 205036793U
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Abstract
The utility model discloses a high -power wind -powered electricity generation gear box of compact all carries structure, including flange formula biserial circular cone base bearing and flexible round pin subassembly, the inner circle of flange formula biserial circular cone base bearing passes through the bolt to be connected with planet carrier and wheel hub, and its outer lane is passed through the bolt and is connected with wind wheel locking flange and box, the quantity of flexible round pin subassembly is consistent with the planet wheel number of one -level planetary gear mechanism, and every planet wheel is all carried by a flexible round pin subassembly, and every flexible round pin subassembly is constituteed by supporting flexible round pin axle and guide, the fixed cartridge of one end of flexible round pin axle is on the planet carrier, and with planet carrier interference fit, its other end extends towards wind generating set's generator orientation, form to cantilever type structure, guide and flexible round pin axle interference fit to support planet wheel. The utility model discloses a plurality of planetary gear all carry in the counter gear case, improve gear loading, and it is better that messenger's gear box all carries the effect, and then effectively carry the life of high tooth roller box.
Description
Technical field
The utility model relates to the technical field that wind-driven generator group wheel box all carries, and refers in particular to a kind of compact type large power wind turbine gearbox load balancing structure.
Background technique
Known in the industry, in conventional wind power generator group speedup box Transmitted chains, use long main shaft and sun gear to float.Although this kind of mode can improve the stand under load of gear-box, sun gear floating load balancing is limited, and space is larger.This patent product is the load balancing structure for the design of high-power compacting Transmitted chains, the radial force and moment of flexure that wheel hub passes over is born by flange-type biserial circular cone main bearing, adopt compliant pin assembly that planet wheel floating load balancing and sun gear floating load balancing are combined, improve the effect of load balancing mechanism of multirow star wheel series, effectively can improve the life-span of gear-box.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of compact type large power wind turbine gearbox load balancing structure is provided, planetary pinion multiple in gear-box is all carried, improves gear stand under load, make gear-box effect of load balancing mechanism better, and then effectively improve the working life of gear-box.
For achieving the above object, technological scheme provided by the utility model is: a kind of compact type large power wind turbine gearbox load balancing structure, include the flange-type biserial circular cone main bearing and compliant pin assembly that are placed in wind-driven generator group wheel box respectively, wherein, in described gear-box, the planet carrier of primary planet pinion mechanism is between the wheel hub and the inner ring of flange-type biserial circular cone main bearing of wind power generating set, the inner ring of this flange-type biserial circular cone main bearing is connected with planet carrier and wheel hub by bolt, bear radial force and moment of flexure that wheel hub passes over, the outer ring of this flange-type biserial circular cone main bearing is between the wind wheel lock flange and the casing of gear-box connection generator of wind generating set part of gear-box, and be connected with this wind wheel lock flange and casing by bolt, the quantity of described compliant pin assembly is consistent with the planet wheel number of primary planet pinion mechanism, each planet wheel is all carried by a compliant pin assembly, each compliant pin assembly is by supporting flexible pin shaft and guide composition, one end of described flexible pin shaft is fixedly inserted on planet carrier, with planet carrier interference fit, its the other end extends towards the generator direction of wind power generating set, be formed as cantilever structure, described guide and flexible pin shaft interference fit, and support planet wheel, make each planet wheel parallel flotation, load evenly.
The sun gear of described primary planet pinion mechanism is connected transmitted power with sun gear output shaft by spline housing, and meanwhile, this sun gear output shaft is directly connected with the planet carrier of secondary planetary gear mechanism in gear-box, by the floating of sun gear, planet wheel is all carried.
Compared with prior art, tool has the following advantages and beneficial effect the utility model:
1, this load balancing structure does not adopt long main shaft, but adopts flange-type biserial circular cone main bearing, bears the radial force and moment of flexure that wheel hub passes over, compact structure by flange-type biserial circular cone main bearing.
2, this load balancing structure adopts compliant pin assembly that planet wheel is floated and sun gear floats to combine and all carries, and makes the stand under load of multirow star wheel series more even, effectively improves the life-span.
Accompanying drawing explanation
Fig. 1 is the scheme of installation of compact type large power wind turbine gearbox load balancing structure described in the utility model.
Fig. 2 is the A-A sectional view of Fig. 1.
Embodiment
Below in conjunction with specific embodiment, the utility model is described in further detail.
As depicted in figs. 1 and 2, compact type large power wind turbine gearbox load balancing structure described in the present embodiment, include the flange-type biserial circular cone main bearing and compliant pin assembly that are placed in wind-driven generator group wheel box respectively, wherein, in described gear-box, the planet carrier 1 of primary planet pinion mechanism is between the wheel hub 2 and the inner ring 301 of flange-type biserial circular cone main bearing of wind power generating set, the inner ring 301 of this flange-type biserial circular cone main bearing is connected with planet carrier 1 and wheel hub 2 by bolt, bear radial force and moment of flexure that wheel hub 2 passes over, the outer ring 302 of this flange-type biserial circular cone main bearing is between the wind wheel lock flange 4 and the casing 5 of gear-box connection generator of wind generating set part of gear-box, and be connected with this wind wheel lock flange 4 and casing 5 by bolt, the quantity of described compliant pin assembly is consistent with planet wheel 6 number of primary planet pinion mechanism, each planet wheel 6 is all carried by a compliant pin assembly, each compliant pin assembly forms by supporting flexible pin shaft 701 and guide 702, one end of described flexible pin shaft 701 is fixedly inserted on planet carrier 1, with planet carrier 1 interference fit, its the other end extends towards the generator direction of wind power generating set, be formed as cantilever structure, described guide 702 and flexible pin shaft 701 interference fit, and support planet wheel 6, when the gear ring 8 of primary planet pinion mechanism puts on planet wheel 6 with two tangential forces of sun gear 9, from the flexible pin shaft 701 on planet carrier 1 the bending angle winding degree caused can by the other direction from the guide 702 of flexible pin shaft 701 the other end the bending angle winding degree caused offset, make each planet wheel 6 parallel flotation, planet wheel 6 load evenly.
In addition, described in the present embodiment, the sun gear 9 of primary planet pinion mechanism is connected transmitted power with sun gear output shaft 10 by spline housing 11, simultaneously, this sun gear output shaft 10 is directly connected with the planet carrier of secondary planetary gear mechanism in gear-box, all carried by the floating planet wheel 6 that makes of sun gear, to improve the effect of load balancing mechanism of multirow star wheel series.
In sum, this product is the load balancing structure for the design of high-power compacting Transmitted chains, compact structure is reliable, the radial force and moment of flexure that wheel hub passes over is born by flange-type biserial circular cone main bearing, adopt compliant pin assembly that planet wheel floating load balancing and sun gear floating load balancing are combined, improve the effect of load balancing mechanism of multirow star wheel series, and then effectively can improve the working life of gear-box, be worthy to be popularized.
The examples of implementation of the above are only the preferred embodiment of the utility model, not limit practical range of the present utility model with this, therefore the change that all shapes according to the utility model, principle are done, all should be encompassed in protection domain of the present utility model.
Claims (2)
1. a compact type large power wind turbine gearbox load balancing structure, it is characterized in that: include the flange-type biserial circular cone main bearing and compliant pin assembly that are placed in wind-driven generator group wheel box respectively, wherein, in described gear-box, the planet carrier of primary planet pinion mechanism is between the wheel hub and the inner ring of flange-type biserial circular cone main bearing of wind power generating set, the inner ring of this flange-type biserial circular cone main bearing is connected with planet carrier and wheel hub by bolt, bear radial force and moment of flexure that wheel hub passes over, the outer ring of this flange-type biserial circular cone main bearing is between the wind wheel lock flange and the casing of gear-box connection generator of wind generating set part of gear-box, and be connected with this wind wheel lock flange and casing by bolt, the quantity of described compliant pin assembly is consistent with the planet wheel number of primary planet pinion mechanism, each planet wheel is all carried by a compliant pin assembly, each compliant pin assembly is by supporting flexible pin shaft and guide composition, one end of described flexible pin shaft is fixedly inserted on planet carrier, with planet carrier interference fit, its the other end extends towards the generator direction of wind power generating set, be formed as cantilever structure, described guide and flexible pin shaft interference fit, and support planet wheel, make each planet wheel parallel flotation, load evenly.
2. a kind of compact type large power wind turbine gearbox load balancing structure according to claim 1, it is characterized in that: the sun gear of described primary planet pinion mechanism is connected transmitted power with sun gear output shaft by spline housing, simultaneously, this sun gear output shaft is directly connected with the planet carrier of secondary planetary gear mechanism in gear-box, by the floating of sun gear, planet wheel is all carried.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520745876.9U CN205036793U (en) | 2015-09-24 | 2015-09-24 | High -power wind -powered electricity generation gear box of compact all carries structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520745876.9U CN205036793U (en) | 2015-09-24 | 2015-09-24 | High -power wind -powered electricity generation gear box of compact all carries structure |
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|---|---|
| CN205036793U true CN205036793U (en) | 2016-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520745876.9U Active CN205036793U (en) | 2015-09-24 | 2015-09-24 | High -power wind -powered electricity generation gear box of compact all carries structure |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108869642A (en) * | 2018-07-17 | 2018-11-23 | 湖南南方宇航高精传动有限公司 | A kind of novel compact wind-powered electricity generation main-gear box |
| CN109372969A (en) * | 2018-10-24 | 2019-02-22 | 明阳智慧能源集团股份公司 | A kind of wind turbine gearbox drive mechanism of ultra-compact half direct-drive type power dividing differential |
| CN110057561A (en) * | 2019-04-22 | 2019-07-26 | 明阳智慧能源集团股份公司 | A kind of multi-functional big load of wind turbine gearbox gear flexible pin shaft is test bed |
| CN110848336A (en) * | 2019-12-02 | 2020-02-28 | 南京创力传动科技有限公司 | Uniform load device with flexible pin shaft and planetary gear |
| CN110905974A (en) * | 2019-11-25 | 2020-03-24 | 明阳智慧能源集团股份公司 | Compact semi-direct-drive wind-driven electric gear box power split transmission structure |
-
2015
- 2015-09-24 CN CN201520745876.9U patent/CN205036793U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108869642A (en) * | 2018-07-17 | 2018-11-23 | 湖南南方宇航高精传动有限公司 | A kind of novel compact wind-powered electricity generation main-gear box |
| CN109372969A (en) * | 2018-10-24 | 2019-02-22 | 明阳智慧能源集团股份公司 | A kind of wind turbine gearbox drive mechanism of ultra-compact half direct-drive type power dividing differential |
| CN110057561A (en) * | 2019-04-22 | 2019-07-26 | 明阳智慧能源集团股份公司 | A kind of multi-functional big load of wind turbine gearbox gear flexible pin shaft is test bed |
| CN110057561B (en) * | 2019-04-22 | 2024-03-26 | 明阳智慧能源集团股份公司 | Multifunctional large-load test bench for flexible pin shaft of gear of wind power gear box |
| CN110905974A (en) * | 2019-11-25 | 2020-03-24 | 明阳智慧能源集团股份公司 | Compact semi-direct-drive wind-driven electric gear box power split transmission structure |
| CN110848336A (en) * | 2019-12-02 | 2020-02-28 | 南京创力传动科技有限公司 | Uniform load device with flexible pin shaft and planetary gear |
| CN110848336B (en) * | 2019-12-02 | 2024-01-02 | 南京创力传动科技有限公司 | Take flexible round pin axle and planetary gear to evenly carry device |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 528437 Guangdong torch hi tech Industrial Development Zone, Torch Road, No. 22, Ming Yang Industrial Park, Zhongshan Patentee after: Ming Yang wisdom Energy Group AG Address before: 528437 Guangdong torch hi tech Industrial Development Zone, Torch Road, No. 22, Ming Yang Industrial Park, Zhongshan Patentee before: Guangdong Mingyang Wind Power Group Co., Ltd. |