CN206439381U - The lubricating structure of planetary gear train spring bearing in wind turbine gearbox - Google Patents

The lubricating structure of planetary gear train spring bearing in wind turbine gearbox Download PDF

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Publication number
CN206439381U
CN206439381U CN201621456750.0U CN201621456750U CN206439381U CN 206439381 U CN206439381 U CN 206439381U CN 201621456750 U CN201621456750 U CN 201621456750U CN 206439381 U CN206439381 U CN 206439381U
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CN
China
Prior art keywords
oil
planetary gear
planet carrier
collection box
bearing pin
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Active
Application number
CN201621456750.0U
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Chinese (zh)
Inventor
苏阳阳
何爱民
明建新
孙义忠
陈俊
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Nanjing High Speed Gear Manufacturing Co Ltd
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Nanjing High Speed Gear Manufacturing Co Ltd
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Priority to CN201621456750.0U priority Critical patent/CN206439381U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction

Abstract

The utility model is related to a kind of lubricating structure of planetary gear train spring bearing in wind turbine gearbox, including planet carrier, planet carrier spring bearing, the spring bearing of bearing pin and planetary gear, provided with the oil leab for arriving at spring bearing in bearing pin, it is characterised in that:Planet carrier is provided with oil collection box, at least provided with two mounting ears for being close to planet carrier on oil collection box, and through hole corresponding with the installation screw in planet carrier is provided with mounting ear;Provided with two independent oil pockets in oil collection box, their oil inlet is located in face of in the box wall of planet carrier direction of rotation side by side, the oil-out of first independent oil pocket is located on the top cover of oil collection box, and oil-out and the oil leab in planetary gear bearing pin of the second independent oil pocket are linked up.

Description

The lubricating structure of planetary gear train spring bearing in wind turbine gearbox
Technical field
The utility model is related to row in a kind of lubricating structure of planetary gear train spring bearing, especially a kind of wind turbine gearbox The lubricating structure of star wheel series spring bearing.
Background technology
The lubricating system of current wind turbine gearbox planetary stage planet wheel support bearing and planet carrier spring bearing is typically adopted Forced feed lubrication is taken, i.e., is designed using external lubrication system by related oilhole, oil pipe to planet wheel bearing and planet carrier shaft Hold and be lubricated.The transitional link between moving component and fixed component will necessarily be related in this lubricating system, oil duct, no It is only complicated, and requirement on machining accuracy is higher, once external lubrication system is not normally functioning failure in use, or Portion's transitional link of being association of activity and inertia breaks down, and may all cause planet carrier spring bearing and planet wheel support bearing to be in a kind of non- Lubricating status, cause gear-box can not normal work, if can find in time, also influence whether the service life of gear-box.How Ensure that the spring bearing of planetary gear train results in the work of proper lubrication system, be the technical barrier that this area is paid close attention to for a long time.
The content of the invention
The purpose of this utility model is, at present to planetary gear train using forced feed lubrication exist because of lubricating system There is provided a kind of lubricating structure of planetary gear train spring bearing in wind turbine gearbox for the technical risk that equipment fault is brought.
What the purpose of this utility model was realized in:The lubricating machine of planetary gear train spring bearing in a kind of wind turbine gearbox Provided with arriving at support in structure, including planet carrier, planet carrier spring bearing, the spring bearing of planetary gear bearing pin and planetary gear, bearing pin The oil leab of bearing, it is characterised in that:Planet carrier is provided with oil collection box, oil collection box at least provided with two peaces for being close to planet carrier Fill and through hole corresponding with the installation screw in planet carrier is provided with ear, mounting ear;Provided with two independent oil pockets in oil collection box, it Oil inlet be located at side by side in face of in the box wall of planet carrier direction of rotation, the oil-out of the first independent oil pocket is located at oil collection box On top cover, oil-out and the oil leab in planetary gear bearing pin of the second independent oil pocket are linked up.
In the utility model, planet carrier is provided with oil collection box, the oil-out and row of described the second independent oil pocket Oil leab in star-wheel bearing pin, which is linked up, to be referred to:Planet carrier is provided with the oil linked up with the oil leab in each planetary gear bearing pin Road, the oil-out of the oil pocket is docked by the oil duct on planet carrier with the oil leab in each planetary gear bearing pin.
In the utility model, planet carrier is provided with oil collection box corresponding with each planetary gear bearing pin, the of each oil collection box The oil-out of one independent oil pocket is located on the top cover of oil collection box, the oil-out of the second independent oil pocket with corresponding planetary gear bearing pin Oil leab is linked up.
In the utility model, the oil-out and the oil leab in corresponding planetary gear bearing pin of described the second independent oil pocket Communication refers to:The oil-out of the oil pocket directly with corresponding planetary gear bearing pin oil leab dock, or planet carrier be provided with The oil duct that oil leab is linked up in correspondence planetary gear bearing pin, the oil-out of the oil pocket passes through the oil duct on planet carrier and corresponding planet Take turns the oil leab docking in bearing pin.
In the utility model, oil collection box is bolted on installation planet carrier by the through hole in mounting ear.
In the utility model, the installation faying face of oil collection box and planet carrier is provided with sealing gasket, sealing gasket be provided with The corresponding oilhole of oil-out of the independent oil pocket of oil collection box second.
The utility model has the advantage of:Because the utility model is that planet carrier is provided with oil collection box, it is provided with oil collection box Two independent oil pockets, their oil inlet is located in face of in the box wall of planet carrier direction of rotation side by side, the first independent oil pocket Oil-out is located on the top cover of oil collection box, and oil-out and the oil leab in planetary gear bearing pin of the second independent oil pocket are linked up, its In the lubricating system full utilization planet carrier course of work, mended when oil collection box passes through oil sump by two oil inlets for two independent oil pockets Lubricating oil is filled, and provides lubrication by the oil-out of the first independent oil pocket for planet carrier spring bearing in operation, it is only by second The oil-out of vertical oil pocket provides lubrication by the oil leab in bearing pin for planet wheel support bearing, and lubricant passage way is not related to peripheral hardware Also it is not association of activity and inertia in pump, oil duct position, as long as there is enough lubricating oil in oil sump, each spring bearing of planetary gear train is with regard to energy Obtain reliable lubrication.The utility model compact conformation, service life is long, and fault rate is low, even if needing repairing, and safeguards also very square Just.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2 is the left view structural representation of Fig. 1 embodiments.
Fig. 3 is the appearance schematic diagram of oil collection box.
Fig. 4 is Fig. 3 left view.
Fig. 5 is Fig. 3 A-A to sectional view.
In figure, 1, planet carrier;2nd, planet carrier spring bearing;3rd, oil leab;4th, planet wheel support bearing;5th, planetary gear; 6th, bearing pin;7th, oil collection box;8th, mounting ear, the 9, first independent oil pocket, 10, oil inlet, 11, oil-out, the 12, second independent oil pocket, 13rd, oil inlet, 14, oil-out.
Embodiment
The nonrestrictive concrete structure for disclosing the utility model embodiment of accompanying drawing is new to this practicality below in conjunction with the accompanying drawings Type is further described.
From Fig. 1 Fig. 2, the utility model includes the branch of planet carrier 1, planet carrier spring bearing 2, bearing pin 6 and planetary gear Support provided with the oil leab 3 for arriving at spring bearing in bearing 4, bearing pin 6, wherein:Planet carrier 1 is provided with oil collection box 7, oil collection box 7 At least provided with two mounting ears 8 for being close to planet carrier 1, lead in mounting ear 8 provided with corresponding with the installation screw in planet carrier 1 Hole;Fig. 2 arrows are designated as planet carrier work rotation direction.
First independent independent 12 two independent oil of oil pocket of oil pocket 9 and second are provided with Fig. 3,4,5, oil collection box 7 Chamber, their oil inlet 10 and oil inlet 13 is located in face of in the box wall of the direction of rotation of planet carrier 1 side by side, and oil collection box 7 is provided with the The oil-out 11 of one independent oil pocket 9 is located on the top cover of oil collection box 7, oil-out 14 and the planetary gear bearing pin of the second independent oil pocket 12 Oil leab 3 in 6 is linked up.
In the embodiment described in Fig. 1 and Fig. 2, it is provided with and the ditch of oil leab 3 in each planetary gear bearing pin 6 in planet carrier 1 Logical oil duct, the oil-out 14 of the second independent oil pocket 12 is by the lubrication in the oil duct on planet carrier 1 and each planetary gear bearing pin 6 What oil duct 3 was docked.
When it is implemented, planet carrier 1 is provided with oil collection box 7 corresponding with each planetary gear bearing pin 6, the of each oil collection box 7 The oil-out 11 of one independent oil pocket 9 is located on the top cover of oil collection box 7, the oil-out 14 and corresponding planetary gear of the second independent oil pocket 12 Oil leab 3 in bearing pin 9 is linked up, and its communication way can be selected:, by the oil-out 14 of the second independent oil pocket 12 directly with it is right The oil leab 3 in planetary gear bearing pin 6 is answered to dock, or planet carrier 1 is provided with and the ditch of oil leab 3 in corresponding planetary gear bearing pin 6 Logical oil duct, then by the oil-out 14 of the second independent oil pocket 12 by the oil duct on planet carrier 1 with corresponding planetary gear bearing pin 6 Oil leab 3 is docked.
In use, oil collection box 7 is bolted on installation planet carrier 1 by the through hole in mounting ear 8.In order to prevent oozing Leakage, can be provided with sealing gasket on the installation faying face of oil collection box 7 and planet carrier 1, and sealing gasket is provided with only with oil collection box 7 second The corresponding oilhole of oil-out 14 of vertical oil pocket 12.

Claims (6)

1. the lubricating structure of planetary gear train spring bearing in a kind of wind turbine gearbox, including planet carrier, planet carrier spring bearing, pin Provided with the oil leab for arriving at spring bearing in the spring bearing of axle and planetary gear, bearing pin, it is characterised in that:Planet carrier is provided with collection At least provided with two mounting ears for being close to planet carrier on oil box, oil collection box, it is provided with and the installation screw in planet carrier in mounting ear Corresponding through hole;Provided with two independent oil pockets in oil collection box, their oil inlet is located in face of planet carrier direction of rotation side by side Box wall on, the oil-out of the first independent oil pocket is located on the top cover of oil collection box, the oil-out and planetary gear of the second independent oil pocket Oil leab in bearing pin is linked up.
2. the lubricating structure of planetary gear train spring bearing in wind turbine gearbox according to claim 1, it is characterised in that OK Carrier is provided with an oil collection box, and the oil-out of the second described independent oil pocket is linked up with the oil leab in planetary gear bearing pin is Refer to:Planet carrier is provided with the oil duct linked up with the oil leab in each planetary gear bearing pin, and the oil-out of the oil pocket passes through planet carrier On oil duct docked with the oil leab in each planetary gear bearing pin.
3. the lubricating structure of planetary gear train spring bearing in wind turbine gearbox according to claim 1, it is characterised in that OK Carrier is provided with oil collection box corresponding with each planetary gear bearing pin, and the oil-out of the first independent oil pocket of each oil collection box is located at oil-collecting On the top cover of box, the oil-out of the second independent oil pocket is linked up with the oil leab in corresponding planetary gear bearing pin.
4. the lubricating structure of planetary gear train spring bearing in wind turbine gearbox according to claim 3, it is characterised in that institute The oil-out for the second independent oil pocket stated is linked up with the oil leab in corresponding planetary gear bearing pin to be referred to:The oil-out of the oil pocket is straight Connect and docked with the oil leab in corresponding planetary gear bearing pin, or planet carrier is provided with and oil leab ditch in corresponding planetary gear bearing pin Logical oil duct, the oil-out of the oil pocket is docked by the oil duct on planet carrier with the oil leab in corresponding planetary gear bearing pin.
5. according to the lubricating structure of planetary gear train spring bearing in any described wind turbine gearboxes of claim 1-4, its feature It is, oil collection box is bolted on installation planet carrier by the through hole in mounting ear.
6. according to the lubricating structure of planetary gear train spring bearing in any described wind turbine gearboxes of claim 1-4, its feature It is, the installation faying face of oil collection box and planet carrier is provided with sealing gasket, and sealing gasket is provided with and the independent oil pocket of oil collection box second The corresponding oilhole of oil-out.
CN201621456750.0U 2016-12-28 2016-12-28 The lubricating structure of planetary gear train spring bearing in wind turbine gearbox Active CN206439381U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621456750.0U CN206439381U (en) 2016-12-28 2016-12-28 The lubricating structure of planetary gear train spring bearing in wind turbine gearbox

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621456750.0U CN206439381U (en) 2016-12-28 2016-12-28 The lubricating structure of planetary gear train spring bearing in wind turbine gearbox

Publications (1)

Publication Number Publication Date
CN206439381U true CN206439381U (en) 2017-08-25

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020114507A1 (en) * 2018-12-07 2020-06-11 南京高速齿轮制造有限公司 Gear box
US11543019B2 (en) 2018-12-07 2023-01-03 Nanjing High-Speed Gear Manufacturing Co., Ltd. Gear box with an oil stirring box

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020114507A1 (en) * 2018-12-07 2020-06-11 南京高速齿轮制造有限公司 Gear box
EP3892891A4 (en) * 2018-12-07 2022-08-17 Nanjing High Speed Gear Mfg Co Ltd Gear box
US11543019B2 (en) 2018-12-07 2023-01-03 Nanjing High-Speed Gear Manufacturing Co., Ltd. Gear box with an oil stirring box

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GR01 Patent grant
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TR01 Transfer of patent right

Effective date of registration: 20190923

Address after: 211100 No. 30 Houjiao Road, Jiangning District, Nanjing City, Jiangsu Province (Jiangning High-tech Park)

Co-patentee after: Nanjing High Precision Transmission Equipment Manufacturing Group Co., Ltd.

Patentee after: Nanjing High Speed Gear Manufacturing Co., Ltd.

Address before: 211100, No. 1 East Tianyuan Road, Jiangning Science Park, Jiangning District, Jiangsu, Nanjing

Patentee before: Nanjing High Speed Gear Manufacturing Co., Ltd.

TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20200511

Address after: No. 30 Houjiao Road, Jiangning District, Nanjing, Jiangsu Province, 210000 (Jiangning High-tech Park)

Patentee after: NANJING HIGH SPEED GEAR MANUFACTURING Co.,Ltd.

Address before: 211100 No. 30 Houjiao Road, Jiangning District, Nanjing City, Jiangsu Province (Jiangning High-tech Park)

Co-patentee before: Nanjing High Precision Transmission Equipment Manufacturing Group Co., Ltd.

Patentee before: NANJING HIGH SPEED GEAR MANUFACTURING Co.,Ltd.

TR01 Transfer of patent right