CN202560942U - Wind power speed-up box of composite planetary transmission mechanism - Google Patents
Wind power speed-up box of composite planetary transmission mechanism Download PDFInfo
- Publication number
- CN202560942U CN202560942U CN2012201556641U CN201220155664U CN202560942U CN 202560942 U CN202560942 U CN 202560942U CN 2012201556641 U CN2012201556641 U CN 2012201556641U CN 201220155664 U CN201220155664 U CN 201220155664U CN 202560942 U CN202560942 U CN 202560942U
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
- F16H1/46—Systems consisting of a plurality of gear trains each with orbital gears, i.e. systems having three or more central gears
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D15/00—Transmission of mechanical power
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
- F16H37/04—Combinations of toothed gearings only
- F16H37/041—Combinations of toothed gearings only for conveying rotary motion with constant gear ratio
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2260/00—Function
- F05B2260/40—Transmission of power
- F05B2260/403—Transmission of power through the shape of the drive components
- F05B2260/4031—Transmission of power through the shape of the drive components as in toothed gearing
- F05B2260/40311—Transmission of power through the shape of the drive components as in toothed gearing of the epicyclic, planetary or differential type
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Details Of Gearings (AREA)
Abstract
The utility model discloses a wind power speed-up box of a composite planetary transmission mechanism, which comprises a box body and a speed-up transmission mechanism, wherein the speed-up transmission mechanism comprises a primary composite planetary gear train, a primary revolution planetary gear train and a primary ordinary gear train which are serially connected; in the speed-up transmission mechanism, the rear end of a hollow drive shaft is meshed with a primary planet shaft through a primary annular gear connected with the hollow drive shaft, and is meshed with a primary sun gear through a primary large planet gear; the primary sun gear is connected with an internal spline gear hub, an annular gear bracket is arranged on the internal spline gear hub, a secondary annular gear connected with the annular gear bracket is meshed with a secondary planet shaft, the secondary planet shaft is meshed with a secondary sun gear, the secondary sun gear is meshed with the internal spline gear hub, an output active gear is pressed on the internal spline gear hub in an interference fit manner, and the output active gear is meshed with an output shaft, and is connected with a power generator of a fan through a coupler, so that a torque is transmitted. The wind power speed-up box has the characteristics of small space size, large transmission ratio, high reliability, long operation service life, and the like.
Description
Technical field
The utility model relates to a kind of wind power speed-increasing gearbox, particularly a kind of wind power speed-increasing gearbox of compound planetary driving mechanism.
Background technique
Wind power speed-increasing gearbox is the core component of wind power generating set; Because wind power generating set is installed in places, air port such as high mountain, wilderness, seabeach, island; Often receive irregular break-in, varying duty wind; In addition because the impact of strong gusts of wind makes more high than common mechanical to the reliability and the requirement in working life of wind power generating set.Whether the advanced person of power-transmitting unit, is the key factor of decision wind power speed-increasing gearbox performance.All there is different structural forms in speedup box manufacturer both at home and abroad, and speedup box structural type commonly used has the gear box structure form of the gear box structure form of three grades of parallel axes, one-level planet two-stage parallel axis and the gear box structure form of secondary planet one-level parallel axes etc.Deficiencies such as but these existing technology ubiquities complex structure, bulk is big, velocity ratio is limited, assembly weight is big; In addition, have also that planetary gear train gear load maldistribution, little point corrosion are serious, bearing life short, lubricated shortcoming such as insufficient.
Summary of the invention
The utility model technical problem to be solved provides a kind of compactness rational in infrastructure, compound planetary driving mechanism wind power speed-increasing gearbox stable, safety durable turns round.
In order to solve the problems of the technologies described above, the technological scheme that the utility model adopts is:
A kind of compound planetary driving mechanism wind power speed-increasing gearbox comprises casing and the speed booster driving mechanism that is made up of one-level compound planetary train, one-level turnover planetary gear train and the series connection of one-level fixed shaft gear train.In the described speed booster driving mechanism, the hollow drive shaft rear end is through coupled one-level ring gear and the engagement of one-level planet wheel shaft, and the one-level planet wheel shaft is meshed with the one-level sun gear through the one-level mafor planet gear; And one-level sun gear and inner spline gear hub link; The ring gear support is housed on the inner spline gear hub, and the secondary ring gear that links to each other with the ring gear support is meshed with the secondary planet wheel shaft, and the secondary planet wheel shaft is meshed with the secondary sun gear again; Then; The secondary sun gear is meshed with the inner spline gear hub, is pressed with the output driving gear through interference fit on the inner spline gear hub, and the output driving gear is meshed with output shaft; Link to each other with the generator of blower fan through coupling then, realize the transmission of moment of torsion.
Said casing comprises main casing, middle shell and rear case; Middle shell links to each other with rear case with main casing respectively.
In the described speed booster driving mechanism, the hollow drive shaft front end is connected to the speedup box transmitting torque through the swelling of deflation dish with blower fan main shaft.
In the described speed booster driving mechanism, hollow drive shaft is bearing in respectively on torque arm and the main casing by hollow drive shaft fore bearing and hollow drive shaft rear bearing; The one-level planet wheel shaft is bearing on the main casing through one-level planet wheel shaft fore bearing and bearing support and one-level planet wheel shaft rear bearing; The one-level mafor planet gear press fit on the one-level planet wheel shaft through taper fit; The one-level sun gear links through spline coupling and inner spline gear hub; The inner spline gear hub is bearing on the planet carrier through the planet carrier bearing, and said inner spline gear hub is equipped with the ring gear support through splined; The secondary planet wheel shaft is bearing in respectively on planet carrier and the middle shell through secondary planet wheel shaft fore bearing and secondary planet wheel shaft rear bearing; The inner spline gear hub is bearing in respectively on middle shell and the rear case through inner spline gear hub fore bearing and inner spline gear hub rear bearing; Output shaft is bearing in respectively on middle shell and the rear case through front bearing, output shaft and rear bearing, output shaft.
The improvement of the utility model is: ring gear is that power input part can be realized rotation; Planet wheel shaft is the fixed shaft type structure, only carries out transferring certainly not revolve round the sun, and the fixed point of being convenient to bearing is lubricated; Low speed gear all is that single face carries, and can effectively return and keep away alternate load, improves anti-little spot corrosion ability and bearing capacity; All bearings all are equipped with pressure oil fixed point forced lubrication device, can improve bearing working life greatly; Housing and gear at different levels adopt modular construction, have a style of one's own separately, are convenient to I& M.The utlity model has characteristics such as speedup box bulk is little, velocity ratio is big, reliability is high, service life is long.
Description of drawings
The plan view of the compound planetary driving mechanism wind power speed-increasing gearbox that Fig. 1 provides for the utility model.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is done further explain:
Can know that from the utility model mode of execution shown in Figure 1 the utility model comprises casing and the speed booster driving mechanism that is made up of one-level compound planetary train, one-level turnover planetary gear train and the series connection of one-level fixed shaft gear train.In the described speed booster driving mechanism, hollow drive shaft 1 is bearing in respectively on torque arm 4 and the main casing 8 by hollow drive shaft fore bearing 3 and hollow drive shaft rear bearing 34, coils 2 swellings with blower fan main shaft through deflation and is connected to the gear-box transmitting torque.Hollow drive shaft 1 rear end is through coupled one- level ring gear 6 and 7 engagements of one-level planet wheel shaft.One-level planet wheel shaft 7 is bearing on the main casing 8 through one-level planet wheel shaft fore bearing 5 and bearing support 9 and one-level planet wheel shaft rear bearing 10.One-level mafor planet gear 11 press fit on the one-level planet wheel shaft 7 through taper fit, this one-level mafor planet gear 11 and 33 engagements of one-level sun gear.One-level sun gear 33 links to each other with inner spline gear hub 31 through spline coupling 32.Inner spline gear hub 31 is bearing on the planet carrier 30 through planet carrier bearing 29, on the said inner spline gear hub 31 ring gear support 12 is housed.Ring gear support 12 links to each other with secondary ring gear 15, secondary ring gear 15 bottoms and 14 engagements of secondary planet wheel shaft.The two ends of secondary planet wheel shaft 14 are bearing on planet carrier 30 and the middle shell 16 through secondary planet wheel shaft fore bearing 13 and secondary planet wheel shaft rear bearing 17 respectively, the engagement of an end of the bottom of secondary planet wheel shaft 14 and secondary sun gear 23.The other end of secondary sun gear 23 is meshed with inner spline gear hub 22.The two ends of inner spline gear hub 22 are bearing on middle shell 16 and the rear case 18 through inner spline gear hub fore bearing 20 and inner spline gear hub rear bearing 21 respectively; Be pressed with output driving gear 19 through interference fit on the inner spline gear hub 22, the bottom of output driving gear 19 is meshed with output shaft 26.Output shaft 26 is bearing in respectively on middle shell 16 and the rear case 18 through front bearing, output shaft 28 and rear bearing, output shaft 27, and links to each other with the generator of blower fan through coupling.
Its working principle is: in the described speed booster driving mechanism; Hollow drive shaft 1 front end coils 2 swellings with blower fan main shaft through deflation and is connected, and to the gear-box transmitting torque, hollow drive shaft 1 rear end is through coupled one- level ring gear 6 and 7 engagements of one-level planet wheel shaft; Be meshed with one-level sun gear 33 through one-level mafor planet gear 11 again; And one-level sun gear 33 links with inner spline gear hub 31, and ring gear support 12 is housed on the inner spline gear hub 31, and the secondary ring gear 15 that links to each other with ring gear support 12 is meshed with secondary planet wheel shaft 14; Secondary planet wheel shaft 14 is meshed with secondary sun gear 23 again; Secondary sun gear 23 is meshed with inner spline gear hub 22 again, and inner spline gear hub 22 is pressed with output driving gear 19 through interference fit, and output driving gear 19 is meshed with output shaft 26; Output shaft 26 links to each other with the generator of blower fan through coupling then, realizes the transmission of moment of torsion.
In sum, the content of the utility model is not confined in the above embodiments, and those skilled in the art can propose other embodiment within technological guidance's thought of the utility model, but this embodiment is included within the scope of the utility model.
Claims (4)
1. the wind power speed-increasing gearbox of a compound planetary driving mechanism comprises casing and the speed booster driving mechanism that is made up of one-level compound planetary train, one-level turnover planetary gear train and the series connection of one-level fixed shaft gear train; It is characterized in that: in the described speed booster driving mechanism; Hollow drive shaft (1) rear end is through coupled one-level ring gear (6) and one-level planet wheel shaft (7) engagement; One-level planet wheel shaft (7) is meshed with one-level sun gear (33) through one-level mafor planet gear (11), and one-level sun gear (33) links with inner spline gear hub (31), and ring gear support (12) is housed on inner spline gear hub (31); The secondary ring gear (15) that links to each other with ring gear support (12) is meshed with secondary planet wheel shaft (14); Secondary planet wheel shaft (14) is meshed with secondary sun gear (23) again, and then, secondary sun gear (23) is meshed with inner spline gear hub (22); Inner spline gear hub (22) is gone up through interference fit and is pressed with output driving gear (19); Output driving gear (19) is meshed with output shaft (26), and output shaft (26) links to each other with the generator of blower fan through coupling, realizes the transmission of moment of torsion.
2. wind power speed-increasing gearbox according to claim 1 is characterized in that: said casing comprises main casing (8), middle shell (16) and rear case (18); Middle shell (16) links to each other with rear case (18) with main casing (8) respectively.
3. wind power speed-increasing gearbox according to claim 1 is characterized in that: in the described speed booster driving mechanism, hollow drive shaft (1) front end is connected through deflation dish (2) swelling with blower fan main shaft, to the speedup box transmitting torque.
4. wind power speed-increasing gearbox according to claim 1 is characterized in that: in the described speed booster driving mechanism, hollow drive shaft (1) is bearing in respectively on torque arm (4) and the main casing (8) by hollow drive shaft fore bearing (3) and hollow drive shaft rear bearing (34); One-level planet wheel shaft (7) is bearing on the main casing (8) through one-level planet wheel shaft fore bearing (5) and bearing support (9) and one-level planet wheel shaft rear bearing (10); One-level mafor planet gear (11) press fit on the one-level planet wheel shaft (7) through taper fit; One-level sun gear (33) links through spline coupling (32) and inner spline gear hub (31); Inner spline gear hub (31) is bearing on the planet carrier (30) through planet carrier bearing (29), and said inner spline gear hub (31) is equipped with ring gear support (12) through splined; Secondary planet wheel shaft (14) is bearing in respectively on planet carrier (30) and the middle shell (16) through secondary planet wheel shaft fore bearing (13) and secondary planet wheel shaft rear bearing (17); Inner spline gear hub (22) is bearing in respectively on middle shell (16) and the rear case (18) through inner spline gear hub fore bearing (20) and inner spline gear hub rear bearing (21); Output shaft (26) is bearing in respectively on middle shell (16) and the rear case (18) through front bearing, output shaft (28) and rear bearing, output shaft (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201556641U CN202560942U (en) | 2012-04-13 | 2012-04-13 | Wind power speed-up box of composite planetary transmission mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201556641U CN202560942U (en) | 2012-04-13 | 2012-04-13 | Wind power speed-up box of composite planetary transmission mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN202560942U true CN202560942U (en) | 2012-11-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201556641U Expired - Lifetime CN202560942U (en) | 2012-04-13 | 2012-04-13 | Wind power speed-up box of composite planetary transmission mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202560942U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103791047A (en) * | 2014-02-25 | 2014-05-14 | 合肥工业大学 | Variable transmission system for helicopter |
| CN104061316A (en) * | 2014-06-30 | 2014-09-24 | 南车戚墅堰机车车辆工艺研究所有限公司 | Low-speed shaft supporting structure for wind power gear box |
| CN107100801A (en) * | 2016-02-19 | 2017-08-29 | 纳博特斯克有限公司 | Drive device for driving TRT |
| CN108050021A (en) * | 2017-12-28 | 2018-05-18 | 南京高速齿轮制造有限公司 | More than 6MW increasing gear box for half-direct-driven wind generation |
| CN109964031A (en) * | 2016-11-18 | 2019-07-02 | 卡塞尔大学 | Transmission mechanism for wind energy plant |
| CN111315983A (en) * | 2017-07-24 | 2020-06-19 | 沃文特有限公司 | Wind turbine |
| CN112696468A (en) * | 2020-12-25 | 2021-04-23 | 中国船舶重工集团公司第七0三研究所 | Horizontal eccentric external meshing and planetary compound transmission loading device |
-
2012
- 2012-04-13 CN CN2012201556641U patent/CN202560942U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103791047A (en) * | 2014-02-25 | 2014-05-14 | 合肥工业大学 | Variable transmission system for helicopter |
| CN103791047B (en) * | 2014-02-25 | 2016-02-24 | 合肥工业大学 | A kind of helicopter speed variable transmission system |
| CN104061316A (en) * | 2014-06-30 | 2014-09-24 | 南车戚墅堰机车车辆工艺研究所有限公司 | Low-speed shaft supporting structure for wind power gear box |
| CN104061316B (en) * | 2014-06-30 | 2016-09-14 | 南车戚墅堰机车车辆工艺研究所有限公司 | The slow-speed shaft supporting construction of wind turbine gearbox |
| CN107100801A (en) * | 2016-02-19 | 2017-08-29 | 纳博特斯克有限公司 | Drive device for driving TRT |
| CN109964031A (en) * | 2016-11-18 | 2019-07-02 | 卡塞尔大学 | Transmission mechanism for wind energy plant |
| CN109964031B (en) * | 2016-11-18 | 2020-10-30 | 卡塞尔大学 | Drive for a wind turbine |
| CN111315983A (en) * | 2017-07-24 | 2020-06-19 | 沃文特有限公司 | Wind turbine |
| CN108050021A (en) * | 2017-12-28 | 2018-05-18 | 南京高速齿轮制造有限公司 | More than 6MW increasing gear box for half-direct-driven wind generation |
| CN112696468A (en) * | 2020-12-25 | 2021-04-23 | 中国船舶重工集团公司第七0三研究所 | Horizontal eccentric external meshing and planetary compound transmission loading device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Wind power speed-up box of composite planetary transmission mechanism Effective date of registration: 20150107 Granted publication date: 20121128 Pledgee: Pudong Shanghai Development Bank Limited by Share Ltd Tianjin branch Pledgor: TIANJIN TEEK TRANSMISSION CO., LTD. Registration number: 2015120000003 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121128 |
|
| CX01 | Expiry of patent term |