CN2580136Y - Variable speed constant frequency wind motor unit speeder - Google Patents
Variable speed constant frequency wind motor unit speeder Download PDFInfo
- Publication number
- CN2580136Y CN2580136Y CN02281096U CN02281096U CN2580136Y CN 2580136 Y CN2580136 Y CN 2580136Y CN 02281096 U CN02281096 U CN 02281096U CN 02281096 U CN02281096 U CN 02281096U CN 2580136 Y CN2580136 Y CN 2580136Y
- Authority
- CN
- China
- Prior art keywords
- shaft
- planet
- constant frequency
- speed
- casing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wind Motors (AREA)
Abstract
The utility model relates to a speed change constant frequency wind speed increasing device of a motor group, which belongs to the technical field of wind power generation. The speed change constant frequency wind speed increasing device of a motor group is composed of a planet mechanism and a parallel shaft mechanism. A main shaft of a wind wheel and a planet rack are connected by a locking disk in a no key mode. Three planet wheels are uniformly installed on the planet rack in a 120 DEG mode. The three planet wheels are respectively engaged with a sun wheel. An inner gear is fixed on a box body, and the inner gear and a planet shaft are engaged. The sun wheel and a low speed shaft are connected by an inner tooth sleeve. A medium speed shaft and a high speed output shaft which are parallel to the low speed shaft are also arranged on the box body. A large gear on the low speed shaft and a small gear on the medium speed shaft are engaged. A large gear on the medium speed shaft is engaged with a small gear on the high speed output shaft. The utility model has the advantages of simple structure, stable transmission, long service life, high mechanical transmission efficiency, low noise, etc.
Description
Affiliated technical field
The utility model belongs to technical field of wind power generation, particularly a kind of variable speed constant frequency wind-powered electricity generation unit speeder.
Background technique
More than 60 meter of the rotor diameter of MW class wind energy conversion system, running speed is about 20r/min, transmitting torque is big, load is little when big during with change of wind velocity, and constantly change moving direction, so adopt existing speed increasing mechanism, be difficult to reach unit anti-fatigue performance height, the low and requirement of working life more than 20 years of operation noise.
Summary of the invention
The problem big at existing wind energy conversion system speed increasing mechanism noise, that anti-fatigue performance is poor, gear damages easily and the life-span is low, the utility model provides a kind of variable speed constant frequency wind-powered electricity generation unit speeder.
The utility model is made up of wind wheel main shaft, hollow shaft, casing, locking plate, planetary pinion, planet carrier, sun gear, internal gear, internal tooth casing, middling speed axle gearwheel, middling speed axle small gear, lower velocity shaft gearwheel, lower velocity shaft, middling speed axle, high speed output shaft, brake disc, vibration damper, wind wheel main shaft supporting frame, biserial spheric roller bearing, gear-box bearing support.The wind wheel front-end of spindle is that flange-type is connected with bolt with wheel hub, the rear end of wind wheel main shaft does not have key with locking plate and planet carrier and is connected, make between main shaft and the planet carrier very close to each other, planet carrier rotates with main shaft, 120 ° of uniform being installed on the planet carrier of three planet wheels, and three planet wheels mesh with sun gear respectively, power is passed to sun gear, sun gear is passed to lower velocity shaft by internal tooth casing, and internal gear is fixed on the casing, internal gear and planet axis engagement; Sun gear connects with lower velocity shaft by internal tooth casing, gearwheel is housed on the lower velocity shaft, lower velocity shaft is contained on the casing, parallel middling speed axle and the high speed shaft of on casing, also being equipped with lower velocity shaft, one small gear, a gearwheel are arranged on the middling speed axle, one small gear is housed, the pinion of gearwheel on the lower velocity shaft and middling speed axle, gearwheel on the middling speed axle and the pinion on the high speed shaft on the high speed shaft; Be installed with brake disc on the high speed output shaft, braking clamp be housed at the middle part of casing; On the casing bearing support, vibration damper is housed, and connects in the pylon attic base.
The utlity model has simple in structure, stable drive, long service life, the machinery driving efficiency height, the low and pylon of noise does not have mechanical transmission and causes advantages such as vibration.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Among the figure: 1 wind wheel main shaft, 2 hollow shafts, 3 planetary pinions, 4 middling speed axle gearwheels, 5 small gears, 6 brake discs, 7 output shafts, 8 lower velocity shaft gearwheels, 9 middling speed axle small gears, 10 braking clamps, 11 lower velocity shafts, 12 lower velocity shaft gearwheels, 13 casings, 14 internal tooth casings, 15 sun gears, 16 internal gears, 17 vibration dampers, 18 gear-box bearing supports, 19 planet carriers, 20 locking plates.
Embodiment
The utility model as shown in Figure 1 because speeder design is greater than 1MW, so, forms by prime planetary pinion speed increasing mechanism and secondary parallel axes speed increasing mechanism two-part, overall ratio is 53.8, the employing splash system lubrication.Prime planetary pinion speed increasing mechanism is by casing bearing support 18, internal gear 16, casing 13 is connected and fixed by bolt and is integral, planet carrier 19 is contained in the inside, and support by bearing, wind wheel main shaft 1 rear end is connected with planet carrier 19 no keys with locking plate 20,120 ° uniformly are equipped with three planetary pinions 3 on the planet carrier 19, and on hollow shaft 2, rotate, hollow shaft 2 by screw in the hole of planet carrier 19, three planetary pinions 3 mesh with internal gear 16 and sun gear 15 simultaneously, when wind wheel main shaft 1 and planet carrier 19 rotate together, power is passed to sun gear 15, sun gear 15 is passed to power by internal tooth casing 14 the lower velocity shaft gearwheel of secondary parallel axes speed increasing mechanism, pass to middling speed axle small gear 8 again, middling speed axle 9 is equipped with gearwheel 4, and power passed to high speed output shaft small gear 5, by the high speed output shaft power is exported, brake disc 6 secure fit are installed on the high speed shaft 7, braking clamp 10 is installed on the casing 13 by screw, lower velocity shaft 11, the two ends of middling speed axle 9 and high speed output shaft 17 are all supported by rolling bearing, four gears 5,4 and 8,12 all by key respectively with three axles 7,9,11 connect, and the vibration damper 17 that is contained on the casing bearing support 18 is connected with the pylon chassis by bolt.
Claims (3)
1, a kind of variable speed constant frequency wind-powered electricity generation unit speeder, it is characterized in that constituting with parallel axis mechanism two-part by planetary mechanism, the wind wheel main shaft is keyless with locking plate and planet carrier, 120 ° of uniform being installed on the planet carrier of three planet wheels, three planet wheels mesh with sun gear respectively, internal gear is fixed on the casing, internal gear and planet axis engagement, sun gear connects with lower velocity shaft by internal tooth casing, parallel middling speed axle and the high speed output shaft of on casing, also being equipped with lower velocity shaft, gearwheel on the lower velocity shaft is with the pinion on the middling speed axle, and the gearwheel on the middling speed axle is with the pinion on the high speed output shaft.
2, variable speed constant frequency wind-powered electricity generation unit speeder according to claim 1 is characterized in that the high speed output shaft is installed with brake disc, is equipped with braking clamp on casing.
3, variable speed constant frequency wind-powered electricity generation unit speeder according to claim 1 is characterized in that on the casing bearing support vibration damper being housed, and is connected with the pylon chassis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02281096U CN2580136Y (en) | 2002-11-13 | 2002-11-13 | Variable speed constant frequency wind motor unit speeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02281096U CN2580136Y (en) | 2002-11-13 | 2002-11-13 | Variable speed constant frequency wind motor unit speeder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2580136Y true CN2580136Y (en) | 2003-10-15 |
Family
ID=33743590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN02281096U Expired - Lifetime CN2580136Y (en) | 2002-11-13 | 2002-11-13 | Variable speed constant frequency wind motor unit speeder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2580136Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100396914C (en) * | 2004-02-12 | 2008-06-25 | 通用电气公司 | Gearbox for wind turbine |
| CN102401106A (en) * | 2010-12-10 | 2012-04-04 | 吴声震 | Megawatt-level closed planet differential motion wind power speed increasing box |
| WO2012156128A1 (en) * | 2011-05-19 | 2012-11-22 | Zf Friedrichshafen Ag | Wind turbine gear mechanism |
| CN102979856A (en) * | 2012-11-17 | 2013-03-20 | 吴小杰 | Bearing-grease lubricating wind-power conical and cycloidal yawing speed reducer |
| CN103343730A (en) * | 2013-07-24 | 2013-10-09 | 王德忠 | Wind power generation device capable of generating power in constant-frequency mode |
| CN106481739A (en) * | 2015-08-26 | 2017-03-08 | 青岛天兴风能有限公司 | A kind of planetary gear accelerator |
| CN107100796A (en) * | 2017-06-09 | 2017-08-29 | 张秋达 | A kind of model wind generating device with real time temperature monitoring function |
| CN107429671A (en) * | 2015-03-16 | 2017-12-01 | 维斯塔斯风力系统有限公司 | Wind turbine including planetary gear system |
-
2002
- 2002-11-13 CN CN02281096U patent/CN2580136Y/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100396914C (en) * | 2004-02-12 | 2008-06-25 | 通用电气公司 | Gearbox for wind turbine |
| CN102401106A (en) * | 2010-12-10 | 2012-04-04 | 吴声震 | Megawatt-level closed planet differential motion wind power speed increasing box |
| CN102401106B (en) * | 2010-12-10 | 2014-07-30 | 吴声震 | Megawatt-level closed planet differential motion wind power speed increasing box |
| WO2012156128A1 (en) * | 2011-05-19 | 2012-11-22 | Zf Friedrichshafen Ag | Wind turbine gear mechanism |
| US8968149B2 (en) | 2011-05-19 | 2015-03-03 | Zf Friedrichshafen Ag | Wind turbine gear mechanism |
| CN102979856A (en) * | 2012-11-17 | 2013-03-20 | 吴小杰 | Bearing-grease lubricating wind-power conical and cycloidal yawing speed reducer |
| CN103343730A (en) * | 2013-07-24 | 2013-10-09 | 王德忠 | Wind power generation device capable of generating power in constant-frequency mode |
| CN107429671A (en) * | 2015-03-16 | 2017-12-01 | 维斯塔斯风力系统有限公司 | Wind turbine including planetary gear system |
| US10443575B2 (en) | 2015-03-16 | 2019-10-15 | Vestas Wind Systems A/S | Wind turbine comprising a planetary gear system |
| CN107429671B (en) * | 2015-03-16 | 2020-04-14 | 维斯塔斯风力系统有限公司 | Wind turbine comprising a planetary gear system |
| CN106481739A (en) * | 2015-08-26 | 2017-03-08 | 青岛天兴风能有限公司 | A kind of planetary gear accelerator |
| CN107100796A (en) * | 2017-06-09 | 2017-08-29 | 张秋达 | A kind of model wind generating device with real time temperature monitoring function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20121113 Granted publication date: 20031015 |