CN207879893U - The clutch structure of electric barring equipment in wind-powered electricity generation motor increasing gear case - Google Patents
The clutch structure of electric barring equipment in wind-powered electricity generation motor increasing gear case Download PDFInfo
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- CN207879893U CN207879893U CN201721870618.9U CN201721870618U CN207879893U CN 207879893 U CN207879893 U CN 207879893U CN 201721870618 U CN201721870618 U CN 201721870618U CN 207879893 U CN207879893 U CN 207879893U
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- external splines
- axle sleeve
- wind
- electricity generation
- gear case
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Abstract
The utility model discloses a kind of clutch structure of electric barring equipment in wind-powered electricity generation motor increasing gear case, including two external splines axle sleeves, one matched sliding internal splined shaft bushing and the driving mechanism for sliding internal splined shaft bushing, jiggering pinion shaft and drive motor shaft are on same central axes, the jiggering pinion shaft of one external splines axle sleeve and wind-powered electricity generation motor increasing gear case is solidified as a whole, another external splines axle sleeve is solidified as a whole with drive motor shaft, it is slided two male splined shaft set engaging portions in the driving lower slider internal spline of driving mechanism, one of external splines axle sleeve is often to engage external splines with sliding internal spline, there is the external splines axle sleeve for disengaging and engaging two states in another external splines axle sleeve.
Description
Technical field
The utility model is related to a kind of clutch structure, electric barring equipment in especially a kind of wind-powered electricity generation motor increasing gear case
Clutch structure belongs to machinery field.
Background technology
Along with the fast development of wind power industry, the wind turbine of small-power type cannot meet the need in market gradually
It asks, each wind turbine producer has begun to carry out the research and development of high-power blower, and the high-power type such as 5MW~6MW starts to climb up stage.It is existing
The speed increasing box of wind driven generator for the high-power type having generally uses the structure of gear for two stage planetary gear train and final stage parallel axes speedup, belongs to
In large gearbox, for overall weight generally at 50 tons or more, wherein 6MW main-gear boxs weight is even more to reach 60 tons or more, is added
The weight of upper main shaft, wheel hub, so big transmission chain weight fan installation early period and later maintenance bring very big difficulty.Wind turbine
During installation early period and later maintenance, for the large fan of 5MW or more, due to main screw lift and from blade
Wind load limits, it is impossible to be 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 component of wind-driven generator, is typically all to pass through thick stick in high-altitude for such large-scale wind driven generator gear-box
Bar agitates gear and realizes jiggering, this jiggering mode for large-scale wind driven generator step-up gear, not only inefficiency,
There is also security risks for high-altitude application.So for the electric barring of high-power type wind turbine step-up gear design, in order to protect
Card electric barring operational excellence and use efficient, the design of arrangement of clutch is particularly critical.
Utility model content
The purpose of this utility model is that：It is typically all to pass through thick stick in high-altitude for current large-scale wind driven generator gear-box
Bar agitates gear and realizes jiggering not only inefficiency, and high-altitude application provides a kind of new there is also the actual conditions of security risk
The clutch structure of electric barring equipment in wind-powered electricity generation motor increasing gear case.
What the utility model aim was realized in：The clutch knot of electric barring equipment in a kind of wind-powered electricity generation motor increasing gear case
Structure, including two external splines axle sleeves, a matched sliding internal splined shaft bushing and the driving mechanism for sliding internal splined shaft bushing,
It is characterized in that, jiggering pinion shaft and drive motor shaft are on same central axes, an external splines axle sleeve and wind turbine speedup tooth
The jiggering pinion shaft of roller box is solidified as a whole, another external splines axle sleeve is solidified as a whole with drive motor shaft, in driving mechanism
Lower slider internal spline is driven to be slided two male splined shaft set engaging portions, one of external splines axle sleeve is normal with sliding internal spline
External splines is engaged, another male splined shaft is cased with disengagement and engages the external splines axle sleeve of two states.
In the present invention：External splines axle sleeve interference is mounted on jiggering pinion shaft, another external splines axle sleeve mistake
It is full of in drive motor shaft.
In the present invention：The contact of sliding internal splined shaft bushing and the external splines axle sleeve for having disengagement, engagement two states
Spline end face is chisel teeth.
In the present invention：The driving mechanism includes shift fork driving lever and shift lever axis
In the present invention：Sliding female splined shaft is put on equipped with fork slot, and the shift fork of shift fork driving lever is matched with fork slot,
Shift fork driving lever is fixed on shift lever axis, and babinet is stretched out in one end of shift lever axis by bearing, and driving lever shaft end is furnished with handle and limit
Piece；Shift lever axis drives shift fork driving lever, drives sliding internal splined shaft bushing to be slided on outer hub splines by shift fork driving lever.
In the present invention：Handle is furnished with the detent mechanism being made of fixing bolt, swing rod and spring, wherein：It is described
Swing rod babinet is positioned at by fixing bolt by axle sleeve and banking stop, swing rod one end is equipped with spring fastening, and the other end, which is equipped with, to be slided
Slot, swing rod are connected by sliding slot and the sliding pin of handle end, and the other end spring fastening of spring is positioned in the sliding slot of handle.
The utility model has the advantage of：Since the clutch mechanism of the utility model structure can be anti-by driving motor
To driving speed increasing box of wind driven generator and wind turbine transmission chain, especially for 5MW or more high-power wind-driven generator speed increasing gears
For case in high-altitude installation and debugging and maintenance, effect is extremely apparent.Since arrangement of clutch is by external splines axle sleeve and sliding internal spline
In conjunction with the engagement of tooth on axle sleeve opposite face, arrangement of clutch handle contains device for positioning handle, these measures may insure that clutch fills
The stable working state set prevents the phenomenon that arrangement of clutch changes its working condition because of non-artificial factor and sends out with reliably
It is raw.Due to driving motor output shaft root be equipped with locating ring, can effectively limit slippage internal spline combination axle sleeve one end cunning
Dynamic stroke, avoids it from generating harmful effect to driving motor end cap.Due to sliding internal splined shaft bushing and having disengagement, engage two kinds of shapes
The contact spline end face of the external splines axle sleeve of state is chisel teeth, is easier that interior external splines is promoted to enter meshing state in operation.This
The electric barring equipment clutch structure that utility model is related to is compact, reliable operation, and operation and maintenance is convenient.
Description of the drawings
Fig. 1 is the clutch structure schematic diagram of the utility model embodiment.
Fig. 2 is the driving mechanism example structure schematic diagram of embodiment described in Fig. 1.
In figure, 1, jiggering pinion shaft, 2, external splines axle sleeve, 3, sliding internal splined shaft bushing, 4, drive motor shaft, 5, spacing
Ring, 6, external splines axle sleeve, 7, shift fork driving lever, 8, shift lever axis, 9, babinet, 10, bearing, 11, spring fastening, 12, handle, 14, limit
Bit slice, 15, sliding pin, 16, banking stop, 17, fixing bolt, 18, axle sleeve, 19, spring, 20, swing rod, 21, sliding block, 22, bushing,
23, gasket.
Specific implementation mode
Attached drawing discloses the concrete structure of the utility model embodiment without limitation, new to this practicality below in conjunction with the accompanying drawings
Type is further described.
As seen from Figure 1, two external splines axle sleeves of the utility model, a matched sliding internal splined shaft bushing 3 and sliding
The driving mechanism of internal splined shaft bushing 3, which is characterized in that jiggering pinion shaft 1 and drive motor shaft 4 are on same central axes, and one
A external splines axle sleeve 2 and the jiggering pinion shaft 1 of wind-powered electricity generation motor increasing gear case are solidified as a whole, another external splines axle sleeve 6 and drive
Dynamic motor shaft 4 is solidified as a whole, and is slided two male splined shaft set engaging portions in the driving lower slider internal spline 3 of driving mechanism,
In an external splines axle sleeve 6 with sliding internal spline 3 be often engage external splines, there is disengagement and engage in another external splines axle sleeve 2
The external splines axle sleeve of two states.
In the present embodiment：Distance collar 5 is also equipped in drive motor shaft 4, external splines axle sleeve 6 is limited in drive by distance collar 5
On dynamic motor shaft 4.
When it is implemented, external splines axle sleeve 2 can be mounted on interference on jiggering pinion shaft 1, another external splines axle sleeve 6
It can be mounted in drive motor shaft 4 with interference.Sliding internal splined shaft bushing 3 and the external splines axle sleeve 2 for having disengagement, engaging two states
Contact spline end face be chisel teeth.
It is slided on internal splined shaft bushing 3 from Figure 2 it can be seen that the driving mechanism of the utility model includes shift fork driving lever 7 and shift lever axis 8
Equipped with fork slot, shift fork driving lever 7 is fixed on shift lever axis 8, and babinet 9 is stretched out in one end of shift lever axis 8 by bearing 10, wherein dials
The shift fork for pitching driving lever 7 matches connection by sliding block 21, bushing 22 and 23 fork slot of gasket, and 8 end of shift lever axis is furnished with 12 He of handle
Banking stop 14；Shift lever axis 8 drives shift fork driving lever 7, drives sliding internal splined shaft bushing 3 sliding on outer hub splines by shift fork driving lever
It is dynamic.
In the present embodiment：Handle 12 is furnished with the detent mechanism being made of fixing bolt 17, swing rod 20 and spring 19,
In：The swing rod 20 is positioned at babinet 9 by axle sleeve 18 and banking stop 16 by fixing bolt 17, and 20 one end of swing rod is equipped with spring
Bearing 11, the other end are equipped with sliding slot, are connect with the sliding pin 15 of 12 end of handle by sliding slot, the other end spring fastening of spring 19
11 are positioned in the sliding slot of handle.
As long as in use, back and forth stirring handle 12, shift lever axis 8 and shift fork driving lever 7 will be done under the driving of handle 12 to be revolved
Rotation is made, and drives sliding internal spline combination axle sleeve 3 by sliding block 21, bushing 22 and gasket 23, makes it between external splines axle sleeve 2
Matched end face tooth separation or castellated engagement.After handle 12 pushes extreme position, spring 19 tightens, and realizes to flower in sliding
The positioning of 3 operating position of key axle sleeve.
When wind turbine high-speed gear box, which runs well, to generate electricity, external splines axle sleeve 2 is in sliding internal splined shaft bushing 3 and detaches shape
State, external splines axle sleeve 2 dallies with jiggering pinion shaft 1, at this point, driving motor does not work, sliding internal splined shaft bushing 3 is also at quiet
Only state；When installation and maintenance phase are needed using electric barring, handle 12 is stirred, sliding internal splined shaft bushing 3 and outer flower are made
The end face tooth engagement of key axle sleeve 2 starts driving motor, the driving sliding internal splined shaft bushing 3 of drive motor shaft 4, by sliding at this time
Hub splines 3 drives external splines axle sleeve 2, and for external splines axle sleeve 2 again with barring pinion shaft 1, jiggering pinion shaft 1 drives jiggering
Gear wheel drives final stage parallel axes speedup train by driving motor, drives simultaneously at this point, jiggering pinion shaft 1 will be used as input terminal
Dynamic motor also by jiggering pinion shaft 1 successively reverse drive intergrade planet speedup train and first order planet speedup train,
Realize that inverted plate moves the purpose of speed increasing box of wind driven generator and wind turbine transmission chain.
Claims (6)
1. the clutch structure of electric barring equipment in a kind of wind-powered electricity generation motor increasing gear case, including two external splines axle sleeves, one
The driving mechanism of the sliding internal splined shaft bushing and sliding internal splined shaft bushing matched, which is characterized in that jiggering pinion shaft and driving
On same central axes, the jiggering pinion shaft of an external splines axle sleeve and wind-powered electricity generation motor increasing gear case is solidified as a whole motor shaft,
Another external splines axle sleeve is solidified as a whole with drive motor shaft, driving mechanism driving lower slider internal spline in two external splines
Axle sleeve engaging portion is slided, and one of external splines axle sleeve is often to engage external splines with sliding internal spline, another external splines axle sleeve
In the presence of the external splines axle sleeve for disengaging and engaging two states.
2. the clutch structure of electric barring equipment in wind-powered electricity generation motor increasing gear case according to claim 1, it is characterised in that：
External splines axle sleeve interference is mounted on jiggering pinion shaft, another external splines axle sleeve interference is mounted in drive motor shaft.
3. the clutch structure of electric barring equipment in wind-powered electricity generation motor increasing gear case according to claim 1, it is characterised in that：
Sliding internal splined shaft bushing and have disengagement, engage two states external splines axle sleeve contact spline end face be chisel teeth.
4. the clutch structure of electric barring equipment in the wind-powered electricity generation motor increasing gear case according to one of claim 1-3, special
Sign is：The driving mechanism includes shift fork driving lever and shift lever axis.
5. the clutch structure of electric barring equipment in wind-powered electricity generation motor increasing gear case according to claim 4, it is characterised in that：
Sliding female splined shaft is put on equipped with fork slot, 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,
Babinet is stretched out in one end of shift lever axis by bearing, and driving lever shaft end is furnished with handle and banking stop；Shift lever axis drives shift fork driving lever, by
Shift fork driving lever driving sliding internal splined shaft bushing slides on outer hub splines.
6. the clutch structure of electric barring equipment in wind-powered electricity generation motor increasing gear case according to claim 5, it is characterised in that：
Handle is furnished with the detent mechanism being made of fixing bolt, swing rod and spring, wherein：The swing rod by axle sleeve and banking stop by
Fixing bolt is positioned at babinet, and swing rod one end is equipped with spring fastening, and the other end is equipped with sliding slot, and swing rod passes through sliding slot and handle end
Sliding pin connection, the other end spring fastening of spring is positioned in the sliding slot of handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721870618.9U CN207879893U (en) | 2017-12-28 | 2017-12-28 | The clutch structure of electric barring equipment in wind-powered electricity generation motor increasing gear case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721870618.9U CN207879893U (en) | 2017-12-28 | 2017-12-28 | The clutch structure of electric barring equipment in wind-powered electricity generation motor increasing gear case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207879893U true CN207879893U (en) | 2018-09-18 |
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ID=63503811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721870618.9U Active CN207879893U (en) | 2017-12-28 | 2017-12-28 | The clutch structure of electric barring equipment in wind-powered electricity generation motor increasing gear case |
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| CN (1) | CN207879893U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN109681543A (en) * | 2018-12-28 | 2019-04-26 | 上海豪高机电科技有限公司 | A kind of hydraulic motor clutch |
-
2017
- 2017-12-28 CN CN201721870618.9U patent/CN207879893U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN109681543A (en) * | 2018-12-28 | 2019-04-26 | 上海豪高机电科技有限公司 | A kind of hydraulic motor clutch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191012 Address after: 211122 No. 30 Houjiao Road, Jiangning District, Nanjing, 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 District, Jiangsu, Nanjing Patentee before: NANJING HIGH SPEED GEAR MANUFACTURING Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200513 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: 211122 No. 30 Houjiao Road, Jiangning District, Nanjing, 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. |
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| TR01 | Transfer of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20230207 Granted publication date: 20180918 |
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| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20230327 Granted publication date: 20180918 |
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| PD01 | Discharge of preservation of patent |