CN109595329A - The wind-power electricity generation main-gear box of detachable parallel stage - Google Patents
The wind-power electricity generation main-gear box of detachable parallel stage Download PDFInfo
- Publication number
- CN109595329A CN109595329A CN201811617569.7A CN201811617569A CN109595329A CN 109595329 A CN109595329 A CN 109595329A CN 201811617569 A CN201811617569 A CN 201811617569A CN 109595329 A CN109595329 A CN 109595329A
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- CN
- China
- Prior art keywords
- pipe axis
- box
- axis
- gear
- wind
- 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.)
- Pending
Links
- 230000005611 electricity Effects 0.000 title claims abstract description 25
- 238000009434 installation Methods 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
-
- 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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02039—Gearboxes for particular applications
- F16H2057/02078—Gearboxes for particular applications for wind turbines
-
- 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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
- F16H2057/0235—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly specially adapted to allow easy accessibility and repair
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
- Wind Motors (AREA)
Abstract
The invention discloses a kind of wind-power electricity generation main-gear boxs of detachable parallel stage, comprising: planetary stage and parallel stage；Planetary stage drives parallel stage；Planetary stage includes: gear ring；Parallel stage includes: high speed shafting, spline shafting, pipe axis, upper box, lower box and rear box；Rear box is detachably installed along the axis direction of pipe axis to gear ring；It detachably installs to rear box in the direction of upper box and lower box respectively along the axis perpendicular to pipe axis；Spline shafting further include: sun wheel shaft, splined shaft and low-speed gear；Spline is pivotally connected to low-speed gear；Low-speed gear drives high speed shafting；Sun wheel shaft includes: the first connecting shaft and the second connecting shaft；Pipe axis passes through splined shaft；Pipe axis includes: the first pipe axis and the second pipe axis；First pipe axis is detachably connected to the second pipe axis along the direction of the axis of pipe axis.The parallel stage of the wind-power electricity generation main-gear box of detachable parallel stage can be dismantled, easy to repair.
Description
Technical field
The present invention relates to a kind of wind-power electricity generation main-gear boxs of detachable parallel stage.
Background technique
The revolving speed of parallel stage suitable for marine high-power wind turbine gear-box is relatively high, and failure rate is also relatively high,
Thus bring direct and consequential damage is also increasing, and the marine natural conditions of especially complexity make the failure of Wind turbines
Rate is high, and the difficult in maintenance and maintenance cost of wind turbine gearbox is higher.Since the space of cabin is limited and maintenance loop wheel machine is held
The limitation of power is carried, wind-powered electricity generation main-gear box is difficult to carry out the parallel stage maintenance work other than high speed shaft in cabin at present, and one
Denier gear or splined shaft or ISS sun gear go wrong, can only undercarriage maintenance, if the gear-box be using at sea,
Maintenance cost greatly increases.
Summary of the invention
The present invention provides a kind of wind-power electricity generation main-gear boxs of detachable parallel stage, adopt the following technical scheme that:
A kind of wind-power electricity generation main-gear box of detachable parallel stage, comprising: planetary stage and parallel stage；Planetary stage drives parallel stage；
Planetary stage includes: gear ring；Parallel stage includes: high speed shafting, spline shafting, pipe axis, upper box, lower box and rear box；Rear cabinet
Body is detachably installed along the axis direction of pipe axis to gear ring；Upper box and lower box are respectively along the direction of the axis perpendicular to pipe axis
It is detachable to install to rear box；Spline shafting further include: sun wheel shaft, splined shaft and low-speed gear；Spline is pivotally connected to low speed
Gear；Low-speed gear drives high speed shafting；Sun wheel shaft includes: the first connecting shaft and the second connecting shaft；First connecting shaft is along pipe
The direction of the axis of axis is detachably connected to the second connecting shaft；Second connecting shaft is connected to splined shaft by spline；First connection
Axis is formed with sun gear；Pipe axis passes through splined shaft and sun wheel shaft；Pipe axis includes: the first pipe axis and the second pipe axis；First pipe axis
The second pipe axis is detachably connected to along the direction of the axis of pipe axis.
Further, planetary stage includes: the first planetary stage and the second planetary stage；First planetary stage drives via the second planetary stage
Dynamic parallel stage.
Further, upper box is opposite with the disassembly direction of lower box.
Further, the axis of pipe axis is overlapped with the pivot center of low-speed gear.
Further, the axis of pipe axis is overlapped with the pivot center of splined shaft.
Further, the pivot center of high speed shafting is parallel to the pivot center of spline shafting.
Further, the first connecting shaft is bolted to the second connecting shaft.
Further, the first connecting shaft by screw thread or is keyed to the second connecting shaft.
Further, the first pipe axis is bolted to the second pipe axis.
Further, the first pipe axis by screw thread or is keyed to the second pipe axis.
The invention has the beneficial effects that the first connecting shaft of the wind-power electricity generation main-gear box of the detachable parallel stage provided
It is detachably connected to the second connecting shaft, the first pipe axis is detachably connected to the second pipe axis, and upper box and lower box are detachably connected
To rear box.When needing repairing, upper box or lower box can be directly dismantled, maintenance can be reduced by dismantling the first pipe axis
Parallel axis system to be removed removal by required axial space out of gear-box, to repair to low-speed gear and spline；
Then will continue to remove the first connecting shaft to repair sun gear after the disassembly of the second connecting shaft.
Detailed description of the invention
Fig. 1 is a kind of cross-sectional view of the wind-power electricity generation main-gear box of detachable parallel stage of the invention；
Fig. 2 is the cross-sectional view of the internal structure of the wind-power electricity generation main-gear box of the detachable parallel stage in Fig. 1；
Fig. 3 is the cross-sectional view of the spline shafting of the wind-power electricity generation main-gear box of the detachable parallel stage in Fig. 1.
The wind-power electricity generation main-gear box 10 of detachable parallel stage, planetary stage 11, gear ring 113, the first planetary stage 111, second
Planetary stage 112, parallel stage 12, high speed shafting 13, spline shafting 14, sun wheel shaft 141, the first connecting shaft 142, sun gear
1421, the second connecting shaft 143, spline 1431, low-speed gear 145, pipe axis 146, the first pipe axis 1461, the second pipe axis 1462, flower
Key axis 147, upper box 15, lower box 16, rear box 17.
Specific embodiment
Specific introduce is made to the present invention below in conjunction with the drawings and specific embodiments.
As shown in Figure 1 to Figure 3, a kind of wind-power electricity generation main-gear box 10 of detachable parallel stage, comprising: 11 peace of planetary stage
Row grade 12.Planetary stage 11 drives parallel stage 12 to pass through 12 output power of parallel stage.
Planetary stage 11 includes: gear ring 113.Parallel stage 12 includes: high speed shafting 13, spline shafting 14, pipe axis 146, top box
Body 15, lower box 16 and rear box 17.Rear box 17 is installed on gear ring 113.Upper box 15 and lower box 16 are installed on rear box
17.An installation space is formed after upper box 15, lower box 16 and the installation of rear box 17.High speed shafting 13, spline shafting 14
It is located in the installation space with the part of pipe axis 146.
As a kind of technical solution, rear box 17 is detachably installed along the axis direction of pipe axis 146 to gear ring 113.Top box
It detachably installs to rear box 17 in the direction of body 15 and lower box 16 respectively along the axis perpendicular to pipe axis 146.In installation top box
When body 15, first can move upper box 15 along the direction for the axis for being parallel to pipe axis 146 makes upper box 15 close to rear box 17, so
The direction perpendicular to the axis of pipe axis 146, which moves down upper box 15, afterwards makes upper box 15 be installed to rear box 17.Equally, pacifying
When loading cabinet 16, first can move lower box 16 along the direction for the axis for being parallel to pipe axis 146 makes lower box 16 close to rear cabinet
Body 17, then the direction perpendicular to the axis of pipe axis 146, which moves up lower box 16, makes the installation of lower box 16 to rear box 17.When
Low-speed gear 145, sun wheel shaft 141 or splined shaft in the parallel stage 12 of the wind-power electricity generation main-gear box 10 of detachable parallel stage
147 when something goes wrong, can be disassembled and be repaired.First by upper box 15 and lower box 16 respectively along perpendicular to pipe axis
The direction of 146 axis is disassembled from rear box 17, so that the structure in installation space can be repaired by realizing.It is tearing open
When unloading low-speed gear 145, sun wheel shaft 141 or splined shaft 147, total height needs that upper box 15 and lower box 16 are separated from each other
Greater than the diameter of low-speed gear 145, so that spline shafting 14 is not limited by vertical direction, so that meeting can be axially moveable
The condition of spline shafting 14.Spline shafting 14, which is in axial direction removed, and dismantles corresponding structure to repair.
Spline shafting 14 further include: sun wheel shaft 141, splined shaft 147 and low-speed gear 145.Splined shaft 147 is connected to low
Fast gear 145.Low-speed gear 145 drives high speed shafting 13.Sun wheel shaft 141 includes: the first connecting shaft 142 and the second connecting shaft
143.First connecting shaft 142 is detachably connected to the second connecting shaft 143 along the direction of the axis of pipe axis 146.Second connecting shaft 143
Splined shaft 147 is connected to by spline 1431.Low-speed gear 145.First connecting shaft 142 is formed with sun gear 1421.Sun gear
Axis 141 is ISS sun gear.
Specifically, input power is transferred to parallel stage by the sun gear 1421 of the first connecting shaft 142 by planetary stage 11
12.In parallel stage 12, input power is transferred to low-speed gear 145 by the second connecting shaft 143 by the first connecting shaft 142.It is low
Fast gear 145 drives high speed shafting 13 to realize power output again.Wherein, low-speed gear 145 is socketed on the second connecting shaft 143
Periphery, and low-speed gear 145 and spline 1431 are located in above-mentioned installation space.
Pipe axis 146 passes through splined shaft 141.Pipe axis 146 includes: the first pipe axis 1461 and the second pipe axis 1462.First pipe axis
1461 are detachably connected to the second pipe axis 1462 along the direction of the axis of pipe axis 146.
Sayed based on above-mentioned, when the gear structure in parallel stage 12 when something goes wrong, first by upper box 15 and lower box 16
Along being dismantled perpendicular to axial direction, then the second pipe axis 1462 is disassembled from the first pipe axis 1461.It in this way can be with
Shorten axial space required for repairing, it is smaller to avoid the occurrence of space in cabin, and 146 length of pipe axis is longer, it can not be in cabin
The problem of interior progress detachable maintaining.At this point it is possible to disassemble and repair low-speed gear 145 or splined shaft 147.
It, can be first by the second connecting shaft 143 and the first connection if repairing the first connecting shaft 1421 of sun wheel shaft 141
Axis 142 is split, to shorten the length of sun wheel shaft 141, to reduce required axial empty when sun wheel shaft 141 is dismantled
Between, the problem of avoiding space in cabin smaller, and sun wheel shaft 141 is longer, detachable maintaining can not be carried out in cabin.At this time may be used
Dismantling the first connecting shaft 142 to repair sun wheel shaft 141.
As a preferred embodiment, planetary stage 11 includes: the first planetary stage 111 and the second planetary stage 112.First
Planetary stage 111 drives parallel stage 12 via the second planetary stage 112.
As a preferred embodiment, upper box 15 is opposite with the disassembly direction of lower box 16.
As a kind of optional scheme, upper box and lower box are dismantled in opposite direction in the vertical direction.
As another optional scheme, upper box and lower box are dismantled in opposite direction in the horizontal direction.
As a preferred embodiment, the axis of pipe axis 146 is overlapped with the pivot center of low-speed gear 145.Pipe axis
146 axis is overlapped with the pivot center of splined shaft 141.
Specifically, splined shaft 141 is sheathed on the periphery of pipe axis 146, and low-speed gear 145 is socketed on splined shaft 141
Periphery.So the pivot center of splined shaft 141, pipe axis 146 and low-speed gear 145 is overlapped.
As a preferred embodiment, the pivot center of high speed shafting 13 is parallel to the rotation axis of spline shafting 14
Line.
As a preferred embodiment, the first connecting shaft 142 be bolted to the second connecting shaft 143 in order to
It is dismantled.
As an alternative embodiment, the first connecting shaft can also be by screw thread or key connection to the second connecting shaft.
As a preferred embodiment, the first pipe axis 1461 be bolted to the second pipe axis 1462 in order into
Row disassembly.
As a preferred embodiment, the first pipe axis can also be by screw thread or key connection to the second pipe axis.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the above embodiments do not limit the invention in any form, all obtained by the way of equivalent substitution or equivalent transformation
Technical solution is fallen within the scope of protection of the present invention.
Claims (10)
1. a kind of wind-power electricity generation main-gear box of detachable parallel stage, comprising: planetary stage and parallel stage；The planetary stage drives institute
State parallel stage；The planetary stage includes: gear ring；It is characterized in that, the parallel stage includes: high speed shafting, spline shafting, pipe
Axis, upper box, lower box and rear box；The rear box is detachably installed along the axis direction of the pipe axis to the gear ring；
It detachably installs to the rear box in the direction of the upper box and the lower box respectively along the axis perpendicular to the pipe axis；
The spline shafting further include: sun wheel shaft, splined shaft and low-speed gear；The spline is pivotally connected to the low-speed gear；Institute
It states low-speed gear and drives the high speed shafting；The sun wheel shaft includes: the first connecting shaft and the second connecting shaft；Described first connects
Spindle is detachably connected to second connecting shaft along the direction of the axis of the pipe axis；Second connecting shaft is connected by spline
It is connected to the splined shaft；First connecting shaft is formed with sun gear；The pipe axis passes through the splined shaft and the sun gear
Axis；The pipe axis includes: the first pipe axis and the second pipe axis；The first pipe axis detachably connects along the direction of the axis of the pipe axis
It is connected to the second pipe axis.
2. the wind-power electricity generation main-gear box of detachable parallel stage according to claim 1, which is characterized in that
The planetary stage includes: the first planetary stage and the second planetary stage；First planetary stage drives via second planetary stage
Move the parallel stage.
3. the wind-power electricity generation main-gear box of detachable parallel stage according to claim 1, which is characterized in that
The upper box is opposite with the disassembly direction of the lower box.
4. the wind-power electricity generation main-gear box of detachable parallel stage according to claim 1, which is characterized in that
The axis of the pipe axis is overlapped with the pivot center of the low-speed gear.
5. the wind-power electricity generation main-gear box of detachable parallel stage according to claim 1, which is characterized in that
The axis of the pipe axis is overlapped with the pivot center of the splined shaft.
6. the wind-power electricity generation main-gear box of detachable parallel stage according to claim 1, which is characterized in that
The pivot center of the high speed shafting is parallel to the pivot center of the spline shafting.
7. the wind-power electricity generation main-gear box of detachable parallel stage according to claim 1, which is characterized in that
First connecting shaft is bolted to second connecting shaft.
8. the wind-power electricity generation main-gear box of detachable parallel stage according to claim 1, which is characterized in that
First connecting shaft is by screw thread or is keyed to second connecting shaft.
9. the wind-power electricity generation main-gear box of detachable parallel stage according to claim 1, which is characterized in that
The first pipe axis is bolted to the second pipe axis.
10. the wind-power electricity generation main-gear box of detachable parallel stage according to claim 1, which is characterized in that
The first pipe axis is by screw thread or is keyed to the second pipe axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811617569.7A CN109595329A (en) | 2018-12-28 | 2018-12-28 | The wind-power electricity generation main-gear box of detachable parallel stage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811617569.7A CN109595329A (en) | 2018-12-28 | 2018-12-28 | The wind-power electricity generation main-gear box of detachable parallel stage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109595329A true CN109595329A (en) | 2019-04-09 |
Family
ID=65963545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811617569.7A Pending CN109595329A (en) | 2018-12-28 | 2018-12-28 | The wind-power electricity generation main-gear box of detachable parallel stage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109595329A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040162181A1 (en) * | 2003-02-18 | 2004-08-19 | General Electric Company | Gearbox for wind turbine |
| CN201367990Y (en) * | 2009-02-13 | 2009-12-23 | 南京高速齿轮制造有限公司 | Speed-increasing gear case for hybrid-driven type wind-driven generator |
| US20100120573A1 (en) * | 2008-11-13 | 2010-05-13 | General Electric Company | Planetary gearbox having multiple sun pinions |
| CN206988415U (en) * | 2017-06-06 | 2018-02-09 | 南京安维士传动技术股份有限公司 | A kind of 1663 kilowatts of wind turbine gearboxes |
| 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 |
| EP3351830A1 (en) * | 2017-01-23 | 2018-07-25 | Flender GmbH | Planetary transmission with improved planet carrier bearing |
| CN209875902U (en) * | 2018-12-28 | 2019-12-31 | 南京高速齿轮制造有限公司 | Detachable parallel-level wind power generation main gearbox |
-
2018
- 2018-12-28 CN CN201811617569.7A patent/CN109595329A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040162181A1 (en) * | 2003-02-18 | 2004-08-19 | General Electric Company | Gearbox for wind turbine |
| US20100120573A1 (en) * | 2008-11-13 | 2010-05-13 | General Electric Company | Planetary gearbox having multiple sun pinions |
| CN201367990Y (en) * | 2009-02-13 | 2009-12-23 | 南京高速齿轮制造有限公司 | Speed-increasing gear case for hybrid-driven type wind-driven generator |
| EP3351830A1 (en) * | 2017-01-23 | 2018-07-25 | Flender GmbH | Planetary transmission with improved planet carrier bearing |
| CN206988415U (en) * | 2017-06-06 | 2018-02-09 | 南京安维士传动技术股份有限公司 | A kind of 1663 kilowatts of wind turbine gearboxes |
| 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 |
| CN209875902U (en) * | 2018-12-28 | 2019-12-31 | 南京高速齿轮制造有限公司 | Detachable parallel-level wind power generation main gearbox |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20191008 Address after: 211103 Jiangning Science Park, Nanjing, Jiangsu, 1 Tianyuan East Road. Applicant after: Nanjing High Speed Gear Manufacturing Co., Ltd. Applicant after: Nanjing High Precision Transmission Equipment Manufacturing Group Co., Ltd. Address before: 211103 Jiangning Science Park, Nanjing, Jiangsu, 1 Tianyuan East Road. Applicant before: Nanjing High Speed Gear Manufacturing Co., Ltd. |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200514 Address after: 211103 No.30, Houjiao Road, gaoxinyuan, Jiangning District, Nanjing City, Jiangsu Province Applicant after: NANJING HIGH SPEED GEAR MANUFACTURING Co.,Ltd. Address before: 211103 Jiangning Science Park, Nanjing, Jiangsu, 1 Tianyuan East Road. Applicant before: NANJING HIGH SPEED GEAR MANUFACTURING Co.,Ltd. Applicant before: Nanjing High Precision Transmission Equipment Manufacturing Group Co., Ltd. |
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| TA01 | Transfer of patent application right |