CN104500353B - Large-power wind driven generator step-up gearbox with electric barring device - Google Patents
Large-power wind driven generator step-up gearbox with electric barring device Download PDFInfo
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- CN104500353B CN104500353B CN201410823442.6A CN201410823442A CN104500353B CN 104500353 B CN104500353 B CN 104500353B CN 201410823442 A CN201410823442 A CN 201410823442A CN 104500353 B CN104500353 B CN 104500353B
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- 238000000926 separation method Methods 0.000 claims description 3
- 241001400675 Sympodium Species 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 2
- 238000012423 maintenance Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000004247 hand Anatomy 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
Classifications
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
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Abstract
The invention relates to a large-power wind driven generator step-up gearbox with an electric barring device. The large-power wind driven generator step-up gearbox comprises a large-power wind driven generator step-up gearbox, wherein a large barring gear, a small barring gear shaft and a box body of a clutch device are arranged on a high-speed end bearing seat; a driving motor is fixedly mounted on the box body of the clutch device; the large barring gear is meshed with the small barring gear on a small barring gear shaft; a clutch mechanism is fixedly mounted on the small barring gear shaft and the output shaft of the driving motor; the clutch mechanism comprises an outer spline shaft sleeve, an inner sliding spline combination shaft sleeve, a combination shaft sleeve, shifting fork rods and a shifting rod shaft; the combination shaft sleeve sleeves the small barring gear shaft; the inner sliding spline combination shaft sleeve is matched with the outer spline shaft sleeve; end surface teeth are formed in match on opposite sides of the combination shaft sleeve and the inner sliding spline combination shaft sleeve in the clutch mechanism; the end surface teeth matched with the inner sliding spline combination shaft sleeve are driven by the shifting fork rods to be separated or meshed in a tooth embedding manner.
Description
Technical field
The present invention relates to a kind of speed-increasing gearbox of wind driven generator, especially a kind of to be provided with the high-power of electric barring equipment
Speed-increasing gearbox of wind driven generator.
Background technology
Along with the fast development of wind power industry, the blower fan of small-power type can not meet the need in market gradually
Ask, each blower fan producer has begun to carry out the high-power types such as the research and development of high-power blower, 5MW～6MW start to climb up stage.It is existing
The speed increasing box of wind driven generator of the high-power type having typically adopts the structure of gear for two stage planetary gear train and final stage parallel axes speedup, category
In large gearbox, typically more than 50 tons, wherein 6MW main-gear boxs weight is even more and reaches more than 60 tons its overall weight, plus
The weight of upper main shaft, wheel hub, so big driving-chain weight fan early stage is installed and later maintenance brings very big difficulty.Blower fan
During early stage installation and later maintenance, for 5MW and the large fan of the above, due to main screw lift and from blade
Wind load is limited, it is impossible to moved by the manual disk of installation personnel as middle-size and small-size speed-increasing gearbox of wind driven generator, due to turning engine
Structure is not belonging to the standard configuration part of wind-driven generator, for such large-scale wind driven generator gear-box is typically all to pass through thick stick in high-altitude
Bar prizes gear and realizes jiggering, this jiggering mode for large-scale wind driven generator step-up gear, not only inefficiency,
Also there is potential safety hazard in high-altitude application.Therefore, a kind of light electric barring is designed for high-power type blower fan speed increasing gear
Case seems very necessary.
The content of the invention
It is an object of the invention to：For high-power wind-driven generator gearbox as main screw lift is big, blower fan is caused to be pacified
Dress and during later maintenance cannot artificial disc movable vane piece problem, there is provided a kind of new wind-power electricity generation with electric barring function
Machine gearbox.
What the object of the invention was realized in：A kind of high-power wind-driven generator speed increasing gear for being provided with electric barring equipment
Case, including speed-increasing gear case for high-power wind, it is characterised in that：
A) the high speed end bearing block of step-up gear is provided with transparent cover, and transparent cover is provided with the casing of arrangement of clutch, drives electricity
Machine is fixedly mounted on the casing of arrangement of clutch；
B) jiggering gear wheel is located between high speed end bearing block and transparent cover, and jiggering gear wheel is fixedly mounted on step-up gear
Hollow spline shaft end, be additionally provided with jiggering pinion shaft between high speed end bearing block and transparent cover, jiggering gear wheel is little with jiggering
Gear on gear shaft is often engaged；
C) axle journal of jiggering pinion shaft stretches out transparent cover, and its end is located in the casing of arrangement of clutch；Motor it is defeated
Shaft is stretched in the casing of arrangement of clutch, and the output shaft of jiggering pinion shaft and motor is located on same axis, clutch
Structure is fixedly mounted on the output shaft of jiggering pinion shaft and motor；
D) clutch includes external splines axle sleeve, slip internal spline with reference to axle sleeve, with reference to axle sleeve, shift fork driving lever and driving lever
Axle, slip internal spline combined axis put and are provided with fork slot, and external splines axle sleeve, slip internal spline are with reference to axle sleeve, with reference to axle sleeve, shift fork
Driving lever and shift lever axis are placed in the casing of arrangement of clutch；External splines axle sleeve is fixedly mounted on the output shaft of motor, knot
Sympodium set is fixedly mounted on jiggering pinion shaft, and the shift fork of shift fork driving lever is matched with fork slot, and shift fork driving lever is fixed on driving lever
On axle, the casing of arrangement of clutch is stretched out in one end of shift lever axis, and shift lever axis drive shift fork, slip internal spline to combine axle sleeve and dialled by shift fork
Bar drives and slides on outer hub splines；
E) the end face tooth that axle sleeve opposite face is provided with matching is combined with slip internal spline with reference to axle sleeve in clutch, slided
Internal spline is combined in axle sleeve slip, the end face tooth of matching or separation or castellated engagement.
In the present invention：The housing of clutch is made up of upper shell and lower house, and they are solidified as a whole by bolt；Stretch
The driving lever shaft end for going out arrangement of clutch housing is provided with handle, and handle is provided with detent mechanism.
In the present invention：Described detent mechanism includes fork, spring and fork fulcrum, and fork one end is provided with spring
Seat, the other end is provided with cotter way, and fork fulcrum is located on the casing of arrangement of clutch, handle with driving lever shaft end as handle fulcrum, handss
Handle is provided with sliding pin and spring fastening, and they are located at the both sides of handle fulcrum, and wherein, sliding pin is located at the end of handle, and sliding pin is put
Slide in the cotter way of fork, both ends of the spring is separately fixed on the spring fastening on fork and handle.
In the present invention：Described jiggering gear wheel is fixedly mounted on hollow spline shaft end by bolt and alignment pin.
In the present invention：Described driving motor output shaft is referred to：The output shaft of driven at low speed motor, or and motor
The output shaft of the reduction gear box of matching；The root of driving motor output shaft is provided with locating ring, and external splines axle sleeve passes through locating ring
It is fixedly mounted on the output shaft of motor, slip internal spline combines the sliding stroke of axle sleeve one end and limited by locating ring.
In the present invention：Described speed-increasing gear case for high-power wind includes：First order planet speedup train, in
Intercaste planet speedup train and final stage parallel axes speedup train, the output of step-up gear are at least 5MW.
It is an advantage of the current invention that：The speed-increasing gear case for high-power wind configuration electric barring equipment of more than 5MW
Afterwards, can be with the jiggering problem of effectively solving large gearbox, in particular for the height of speed-increasing gear case for high-power wind
Empty installation and debugging and maintenance, reduce the security risk of work high above the ground, and effect is extremely obvious.As arrangement of clutch is by combined axis
Set is combined the castellated engagement of axle sleeve opposite face upper surface tooth with slip internal spline, and arrangement of clutch handle contains handle positioning dress
Put, these measures may insure the stable working state and reliability of arrangement of clutch, arrangement of clutch is prevented because of non-artificial factor
And the phenomenon for changing its working condition occurs.As the root of driving motor output shaft is provided with locating ring, cunning can be effectively limited
Dynamic internal spline combines the sliding stroke of axle sleeve one end, it is to avoid which produces harmful effect to motor end cap.It is according to the present invention
Electric barring equipment compact conformation, reliable operation, operation and maintenance are convenient.
Description of the drawings
Fig. 1 is the barring structure schematic diagram of the embodiment of the present invention.
Fig. 2 is the A-A of Fig. 1 to cross section structure diagram.
Fig. 3 is the drive mechanism schematic diagram of the embodiment of the present invention.
In figure, 1, jiggering pinion shaft, 2, engagement axle sleeve, 3, slip internal spline combine axle sleeve, 4, the output of motor
Axle, 5, external splines axle sleeve, 6, locating ring, 7, shift fork driving lever, 8, shift lever axis, 9, the casing of arrangement of clutch, 10, bearing, 11, spring
Bearing, 12, handle, 13, key, 14, banking stop, 15, sliding pin, 16, banking stop, 17, fixing bolt, 18, axle sleeve, 19, spring,
20th, fork, 21, slide block, 22, bushing, 23, pad, 24, high speed end bearing block, 25, transparent cover, 26, jiggering gear wheel, 27, hollow
Splined shaft, 28, motor, 29, first order planet speedup train, 30, intergrade planet speedup train, 31, final stage parallel axes
Speedup train.
Specific embodiment
Accompanying drawing discloses the concrete structure of the embodiment of the present invention without limitation, and below in conjunction with the accompanying drawings the present invention is made into one
The description of step ground.
From Fig. 1, Fig. 2, the present invention is that a kind of power is more than 5MW and is provided with the wind-driven generator increasing of electric barring equipment
Fast gear-box, it is to have made following improvement in existing speed-increasing gear case for high-power wind：
Transparent cover 25 is provided with the high speed end bearing block 24 of step-up gear, and transparent cover 25 is provided with the casing 9 of arrangement of clutch,
Motor 28 is fixedly mounted on the casing 9 of arrangement of clutch.
Jiggering gear wheel 26 is located between high speed end bearing block 24 and transparent cover 25, and jiggering gear wheel 26 is fixedly mounted on speedup
27 end of hollow splined shaft of gear-box, is additionally provided with jiggering pinion shaft 1 between high speed end bearing block 24 and transparent cover 25, jiggering is big
Gear 26 is often engaged with the gear on jiggering pinion shaft 1.
The axle journal of jiggering pinion shaft 1 stretches out transparent cover 25, and its end is located in the casing 9 of arrangement of clutch；Motor
Output shaft 4 is also stretched in the casing 9 of arrangement of clutch, and the output shaft 4 of jiggering pinion shaft 1 and motor is located at same axis
On, clutch is fixedly mounted on the output shaft 4 of jiggering pinion shaft 1 and motor；
Clutch includes external splines axle sleeve 5, slip internal spline with reference to axle sleeve 3, with reference to axle sleeve 2, shift fork driving lever 7 and driving lever
Axle 8, slip internal spline are provided with fork slot with reference to axle sleeve 3, and external splines axle sleeve 5, slip internal spline combine axle sleeve 3, combine axle sleeve
2nd, shift fork driving lever 7 and shift lever axis 8 are placed in the casing 9 of arrangement of clutch；External splines axle sleeve 5 is fixedly mounted on the defeated of motor
On shaft 4, it is fixedly mounted on jiggering pinion shaft 1 with reference to axle sleeve 2, the shift fork of shift fork driving lever 7 is matched with fork slot, shift fork is dialled
Bar 7 is fixedly mounted on shift lever axis 8, and shift lever axis 8 stretch out the casing 9 of arrangement of clutch, and shift lever axis 8 rotarily drive driving lever, driving lever band
Dynamic shift fork, slip internal spline combine axle sleeve 3 and drive the slip on outer hub splines 5 by shift fork driving lever 7；
The end face tooth that 3 opposite face of axle sleeve is provided with matching is combined with slip internal spline with reference to axle sleeve 2 in clutch, is slided
Internal spline is combined in the slip of axle sleeve 3, the end face tooth matched between them or separation or castellated engagement.
In the present embodiment：The casing 9 of arrangement of clutch is made up of upper shell and lower house, and they are one by bolt admittedly
Body；8 end of shift lever axis for stretching out the casing 9 of arrangement of clutch is provided with handle 12, and handle 12 contains detent mechanism.Described shift fork is dialled
The shift fork of bar 7 is matched with fork slot by slide block 21, bushing 22 and pad 23.Described shift fork driving lever 7 passes through axle with shift lever axis 8
Hold 10 to be supported on the casing 9 of arrangement of clutch, its one end stretches out the casing 9 of arrangement of clutch.Described handle 12 passes through key 13, spiral shell
Bolt and banking stop 14 are fixedly connected with 8 end of shift lever axis.Described detent mechanism includes fork 20, spring 19 and by axle sleeve
18th, the fork fulcrum of banking stop 16 and the composition of fixing bolt 17.20 one end of fork is provided with spring fastening 11, and the other end is provided with pin
Groove, 20 fulcrum of fork are located on the casing 9 of arrangement of clutch, and with 8 end of shift lever axis as handle fulcrum, handle 12 is provided with handle 12
Sliding pin 15 and spring fastening 11, they are located at the both sides of handle fulcrum, and wherein, sliding pin 15 is located at the end of handle 12；Sliding pin 15
It is placed in the cotter way of fork 20 and slides, 19 two ends of spring is separately fixed on the spring fastening 11 on fork 20 and handle 12.
In the present embodiment：The root of driving motor output shaft 4 is provided with locating ring 6, and external splines axle sleeve 5 passes through locating ring 6
It is fixedly mounted in driving motor output shaft 4, slip internal spline combines the sliding stroke of 3 one end of axle sleeve and limited by locating ring 6.
In the present embodiment：Described jiggering gear wheel 26 is fixedly mounted on hollow splined shaft 27 by bolt and alignment pin
End.
When being embodied as, motor can select driven at low speed motor, it is also possible to select motor and reduction gearing
The pattern of case matching, when driven at low speed motor is selected, described driving motor output shaft 4 is referred to：Driven at low speed motor it is defeated
Shaft；When the pattern for selecting motor to match with reduction gear box, described driving motor output shaft 4 is referred to：With driving
The output shaft of the reduction gear box of motor matching.
As seen from Figure 3, described speed-increasing gear case for high-power wind includes：First order planet speedup train 29,
Intergrade planet speedup train 30 and final stage parallel axes speedup train 31.Jiggering gear wheel 26 is located at 27 end of hollow splined shaft.
In the present embodiment, handle 12 is back and forth stirred, shift lever axis 8 and shift fork driving lever 7 can do under the driving of handle 12 and revolve
Rotate and make, drive slip internal spline to combine axle sleeve 3 by slide block 21, bushing 22 and pad 23 so as to with reference between axle sleeve 2
The end face tooth matched somebody with somebody is separated or castellated engagement.After handle 12 pushes extreme position, spring 19 is tightened, and is realized to slip internal spline
With reference to the positioning of 3 operating position of axle sleeve.Blower fan runs well when generating electricity, and is combined 3 points of axle sleeve with slip internal spline with reference to axle sleeve 2
From, dally with jiggering pinion shaft 1 with reference to axle sleeve 2, now, motor 28 does not work, and slip internal spline is also located with reference to axle sleeve 3
In resting state；When installing and maintenance phase needs using electric barring, handle 12 is stirred, makes slip internal spline combine axle sleeve
3 are engaged with the end face tooth with reference to axle sleeve 2, now start motor 28, and the output shaft of motor 28 drives slip internal spline
With reference to axle sleeve 3, driven with reference to axle sleeve 2 with reference to axle sleeve 3 by slip internal spline, with reference to axle sleeve 2 again with barring pinion shaft 1, disk
Car pinion shaft 1 drives jiggering gear wheel 26, and now, hollow splined shaft 27 will drive end as input by motor 28
Level parallel axes speedup train 31, while motor 28 is also by hollow splined shaft 27 successively reverse drive intergrade planet speedup
Train 30 and first order planet speedup train 29, realize the purpose of the dynamic speed increasing box of wind driven generator of disk and blower fan driving-chain.
Claims (6)
1. a kind of speed-increasing gear case for high-power wind for being provided with electric barring equipment, increases including high-power wind-driven generator
Fast gear-box, it is characterised in that：
A) the high speed end bearing block of step-up gear is provided with transparent cover, and transparent cover is provided with the casing of arrangement of clutch, and motor is solid
Dingan County is mounted on the casing of arrangement of clutch；
B) jiggering gear wheel is located between high speed end bearing block and transparent cover, and jiggering gear wheel is fixedly mounted on the sky of step-up gear
Disc flower key shaft end, is additionally provided with jiggering pinion shaft, jiggering gear wheel and jiggering little gear between high speed end bearing block and transparent cover
Gear on axle is often engaged；
C) axle journal of jiggering pinion shaft stretches out transparent cover, and its end is located in the casing of arrangement of clutch；The output shaft of motor
Stretch in the casing of arrangement of clutch, the output shaft of jiggering pinion shaft and motor is located on same axis, and clutch is solid
Dingan County is mounted on the output shaft of jiggering pinion shaft and motor；
D) clutch includes external splines axle sleeve, slip internal spline with reference to axle sleeve, with reference to axle sleeve, shift fork driving lever and shift lever axis, sliding
Dynamic internal spline combined axis puts and is provided with fork slot, and external splines axle sleeve, slip internal spline are with reference to axle sleeve, with reference to axle sleeve, shift fork driving lever
It is placed in the casing of arrangement of clutch with shift lever axis；External splines axle sleeve is fixedly mounted on the output shaft of motor, combined axis
Set is fixedly mounted on jiggering pinion shaft, and the shift fork of shift fork driving lever is matched with fork slot, and shift fork driving lever is fixed on shift lever axis,
The casing of arrangement of clutch is stretched out in one end of shift lever axis, and shift lever axis drive shift fork, slip internal spline to be driven by shift fork driving lever with reference to axle sleeve
Move and slide on outer hub splines；
E) the end face tooth that axle sleeve opposite face is provided with matching is combined with slip internal spline with reference to axle sleeve in clutch, slide interior flower
During bond sympodium set slides, the end face tooth of matching or separation or castellated engagement.
2. the speed-increasing gear case for high-power wind for being provided with electric barring equipment according to claim 1, its feature
It is：The housing of clutch is made up of upper shell and lower house, and they are solidified as a whole by bolt；Stretch out arrangement of clutch housing
Driving lever shaft end be provided with handle, handle is provided with detent mechanism.
3. the speed-increasing gear case for high-power wind for being provided with electric barring equipment according to claim 2, its feature
It is：Described detent mechanism includes fork, spring and fork fulcrum, and fork one end is provided with spring fastening, and the other end is provided with
Cotter way, fork fulcrum are located on the casing of arrangement of clutch, handle with driving lever shaft end as handle fulcrum, handle be provided with sliding pin and
Spring fastening, sliding pin and spring fastening are located at the both sides of handle fulcrum, and wherein, sliding pin is located at the end of handle, and sliding pin is placed in pendulum
Slide in the cotter way of bar, both ends of the spring is separately fixed on the spring fastening on fork and handle.
4. the speed-increasing gear case for high-power wind for being provided with electric barring equipment according to claim 1, its feature
It is：Described jiggering gear wheel is fixedly mounted on hollow spline shaft end by bolt and alignment pin.
5. the speed-increasing gear case for high-power wind for being provided with electric barring equipment according to one of claim 1-4,
It is characterized in that：Described driving motor output shaft is referred to：The output shaft of driven at low speed motor, or subtracting of matching with motor
The output shaft of fast gear-box；The root of driving motor output shaft is provided with locating ring, and external splines axle sleeve is fixedly mounted by locating ring
On the output shaft of motor, slip internal spline combines the sliding stroke of axle sleeve one end and is limited by locating ring.
6. the speed-increasing gear case for high-power wind for being provided with electric barring equipment according to claim 5, its feature
It is：Described speed-increasing gear case for high-power wind includes：First order planet speedup train, intergrade planet multiplying wheel
System and final stage parallel axes speedup train, the output of step-up gear are at least 5MW.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410823442.6A CN104500353B (en) | 2014-12-26 | 2014-12-26 | Large-power wind driven generator step-up gearbox with electric barring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410823442.6A CN104500353B (en) | 2014-12-26 | 2014-12-26 | Large-power wind driven generator step-up gearbox with electric barring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104500353A CN104500353A (en) | 2015-04-08 |
| CN104500353B true CN104500353B (en) | 2017-03-22 |
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| CN201410823442.6A Active CN104500353B (en) | 2014-12-26 | 2014-12-26 | Large-power wind driven generator step-up gearbox with electric barring device |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105443748B (en) * | 2015-12-28 | 2017-08-25 | 南京高速齿轮制造有限公司 | Driftage, the input of variable propeller gearbox |
| CN106274456B (en) * | 2016-08-31 | 2019-03-22 | 湖南江麓容大车辆传动股份有限公司 | A kind of deceleration mechanism with gear clutch |
| CN108223127B (en) * | 2018-03-14 | 2023-06-02 | 山东交通学院 | Improved electric jigger for ship host |
| CN108194199B (en) * | 2018-03-14 | 2023-04-18 | 山东交通学院 | Marine main engine turning machine |
| CN109026562A (en) * | 2018-10-22 | 2018-12-18 | 国电联合动力技术有限公司 | A kind of barring gear and its wind power generating set of Wind turbines integrated form |
| CN113584687B (en) * | 2021-08-27 | 2023-03-24 | 山东日发纺织机械有限公司 | Manual quick barring mechanism for loom |
| CN114412984A (en) * | 2022-01-24 | 2022-04-29 | 南京高精齿轮集团有限公司 | Gear box for wind power barring and barring |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4324406B2 (en) * | 2003-04-24 | 2009-09-02 | 本田技研工業株式会社 | Shift position detection device for transmission |
| CN202579058U (en) * | 2012-05-03 | 2012-12-05 | 南京高速齿轮制造有限公司 | Acceleration gear box for wind driven generator with power of more than 2.5 megawatts |
| CN103171986B (en) * | 2013-02-28 | 2015-04-15 | 宁波联达绞盘有限公司 | Winch device and on-off method thereof |
| CN204511786U (en) * | 2014-12-26 | 2015-07-29 | 南京高速齿轮制造有限公司 | Be provided with the speed-increasing gear case for high-power wind of electric barring equipment |
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Effective date of registration: 20190924 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: Jiangning District of Nanjing City, Jiangsu province 211100 dry road Patentee before: NANJING HIGH SPEED GEAR MANUFACTURING Co.,Ltd. |
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