CN108105041A - The device of maintenance gear case and its application on tower - Google Patents
The device of maintenance gear case and its application on tower Download PDFInfo
- Publication number
- CN108105041A CN108105041A CN201711462817.0A CN201711462817A CN108105041A CN 108105041 A CN108105041 A CN 108105041A CN 201711462817 A CN201711462817 A CN 201711462817A CN 108105041 A CN108105041 A CN 108105041A
- Authority
- CN
- China
- Prior art keywords
- mast
- mounting base
- tooth shaft
- pulley
- locating rod
- 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.)
- Granted
Links
Classifications
-
- 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
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
- F03D80/50—Maintenance or repair
-
- 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
-
- 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
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The present invention discloses the device of maintenance gear case and its application on a kind of tower, which includes unpack hinge, case supports frame and medium tooth shaft boom hoisting；The medium tooth shaft boom hoisting includes mast-up, mast-up locating rod, pulley slide, chain block, the lower removable mounting base of top movable mounting base and mast-up, mast-up is bolted by lower removable mounting base in the installation screw of lower box, mast-up top is positioned by mast-up locating rod, top movable mounting base is bolted in the installation screw of upper box, top mounting base is connected by flower basket bolt with mast-up locating rod, pulley slide both ends are suspended to mast-up locating rod both ends, chain block is suspended below the pulley in pulley slide；The device of maintenance gear case need not rent loop wheel machine on the tower, need not set up complex tool equipment frame, be unpacked by hinge, need not remove upper box, save space, simplify frock.
Description
Technical field
The present invention relates to wind turbine gearbox maintenance tools, and in particular to replaces tooth in wind turbine gearbox on upper drag box body tower
The specific purpose tool of axis and its application.
Background technology
The wind turbine gearbox of upper drag box body at present, in cabin on the wind turbine of high-altitude, medium tooth shaft passes through medium tooth shaft two
The bearing at end is mounted between parallel stage upper and lower box, medium tooth shaft gear and high speed shaft tooth engagement, medium tooth shaft tooth and slow speed turbine stage tooth
Wheel engagement, for wind turbine gearbox as found medium tooth shaft gear failure, the damage of medium tooth shaft tooth or bearing damage, existing technology is to rent
After upper box is hung to ground by loop wheel machine, then replaces medium tooth shaft with loop wheel machine or set up complicated machine frame in cabin on wind turbine
It is during gear box structure causes that upper box is played to the reason for replacing medium tooth shaft again after removing a distance, cause this phenomenon one
Tooth shaft can not directly take out, second is that because upper box need to be hung to ground or be applied after being played by machine frame by space limitation in cabin
Work.It rents loop wheel machine or sets up machine frame replacement and have the following disadvantages：1st, maintenance cost is high by 2, rents loop wheel machine is influenced by weather condition
Greatly（Wind speed is more than that 10m/s cannot be lifted, and raining cannot lift）3rd, machine frame sets up complexity, and the construction time is long.In face of this skill
Art bottleneck, this field is highly desirable a kind of best solution.
The content of the invention
It is an object of the present invention to for problem present in the repair of current wind turbine gearbox, provide and repaired on a kind of tower
The device of gear-box.
The object of the present invention is achieved like this：The device of maintenance gear case on a kind of tower, which is characterized in that repaired on tower
The device of gear-box includes a pair of unpacking hinge, a case supports frame and medium tooth shaft boom hoisting；
The medium tooth shaft boom hoisting includes a pair of of mast-up, a mast-up locating rod, one group of pulley slide, pulls calabash
Reed, top movable mounting base and lower removable mounting base, wherein, a pair of of mast-up is bolted by lower removable mounting base
In the installation screw of lower box, mast-up top is positioned by a mast-up locating rod, and top movable mounting base passes through bolt
It is fixed in the installation screw of upper box, top movable mounting base is connected by flower basket bolt with mast-up locating rod, one group of cunning
Wheel slide both ends are suspended to mast-up locating rod both ends, and chain block is suspended below the pulley in pulley slide.
In the present invention, the lower removable of the unpacking hinge, babinet support, top movable mounting base and mast-up
The mounting hole of mounting base is corresponding with gear-box upper and lower box mounting hole.
In the present invention, the pulley slide of suspention, which lifts by crane to remove to medium tooth shaft, rolls oblique, high-end hand ratchet, hand spine
Wheel passes through the pulley in cable traction pulley slide.
In the present invention, chain block plays suspending head equipped with medium tooth shaft, and it is " Π " shape structure that the medium tooth shaft, which plays suspending head,
Center of top is equipped with hoisting ring, and lower part is equipped with corresponding pin hole, after an axis pin passes through the lightening hole of medium tooth shaft gear, with " Π "
The corresponding pin hole connection of shape structure bottom.
The application of the device of maintenance gear case on a kind of tower, it is characterised in that：Lubricating oil will be bled off, lays down upper and lower box
Bolt is connected, upper box is jacked up by jack bolt between upper and lower box first, the profit between the upper and lower box away from medium tooth shaft one side
With a pair of unpacking hinge of the mounting hole installation of former babinet；
It is slowly jacked up with high pressure lifting device in babinet opposite side, then is fixed with case supports frame, with bolt tight；
The lower removable mounting base of a pair of of mast-up is mounted on lower box using the mounting hole of former babinet, top passes through mast-up
Locating rod is fixed, while top movable mounting base is mounted on upper box, top movable mounting base using the mounting hole of former babinet
It is connected by flower basket bolt with mast-up locating rod；
Pulley slide both ends are suspended to mast-up locating rod, suspend chain block in midair below pulley；
After one axis pin passes through the lightening hole of medium tooth shaft gear, pin hole connection corresponding with " Π " shape structure bottom, then pass through hand
Draw cucurbit lifting medium tooth shaft；
Loosen hand ratchet, the pulley in pulley slide is controlled to be moved to low side from high-end by rope, is slided when being moved to pulley
Rail end makes a pair of of mast-up synchronization flare by turn flower basket bolt, and medium tooth shaft is displaced to therewith on the outside of lower box, passes through hand
Cucurbit is drawn to put down medium tooth shaft.
The advantage of the invention is that：
First：The advantage of the invention is that loop wheel machine need not be rented, complex tool equipment frame need not be set up, is unpacked by hinge, no
It needs to remove upper box, has saved space, simplify frock.
Second：The advantage of the invention is that it can realize movement of the medium tooth shaft up and down on front and rear six direction.Frock
Functional.
3rd：Effectively shorten downtime, shorten maintenance time and reduce maintenance cost, structural strength is high, easy to disassemble
And repair.
4th：Frock is packaging, alleviates the weight of component, reduces the risk of personnel's operation.
Description of the drawings
Fig. 1 is the basic structure schematic diagram of the embodiment of the present invention；
Fig. 2 is the schematic diagram of the present invention in actual use.
In figure：1st, unpack hinge, 2, case supports frame, 3, top movable mounting base, 4, flower basket bolt, 5, lower removable peace
Fill seat, 6, mast-up, 7, mast-up locating rod, 8, pulley slide, 9, pulley, 10, chain block, 11, medium tooth shaft play suspending head,
12nd, hand ratchet, 13, medium tooth shaft, 14, lightening hole, 15, medium tooth shaft gear.
Specific embodiment
The nonrestrictive basic structure for disclosing the embodiment of the present invention of attached drawing, below in conjunction with the accompanying drawings makees the present invention into one
The description of step.
As seen from Figure 1：The present invention includes a pair of unpacking hinge 1, a case supports frame 2 and medium tooth shaft boom hoisting；Institute
The medium tooth shaft boom hoisting stated include a pair of of 7, one groups of the mast-up locating rod of mast-up 6, one pulley slide 8, chain block 10,
Top movable mounting base 3 and lower removable mounting base 5, wherein, a pair of of mast-up 6 is consolidated by lower removable mounting base 5 by bolt
It is scheduled in the installation screw of lower box, 6 top of mast-up is positioned by a mast-up locating rod 7, and top movable mounting base 3 passes through
Bolt is fixed in the installation screw of upper box, and top movable mounting base 3 is connected by flower basket bolt 4 with mast-up locating rod 7,
One group of 8 both ends of pulley slide is suspended to 7 both ends of mast-up locating rod, and chain block 10 is suspended under the pulley 9 in pulley slide 8
Side.The pulley slide 8 of suspention is lifted by crane to remove to medium tooth shaft and rolled tiltedly, and high-end hand ratchet 12, hand ratchet 12 passes through rope
Pulley 9 in hauling block slide 8.
In the present embodiment, chain block 10 plays suspending head 11 equipped with medium tooth shaft, and it is " Π " that the medium tooth shaft, which plays suspending head 11,
Shape structure, center of top are equipped with hoisting ring, and lower part is equipped with corresponding pin hole, and an axis pin passes through medium tooth shaft tooth on medium tooth shaft 13
After the lightening hole 14 of wheel 15, pin hole connection corresponding with " Π " shape structure bottom.
When it is implemented, the unpacking hinge 1, case supports frame 2, the lower part of top movable mounting base 3 and mast-up
The mounting hole of active mount 5 is corresponding with gear-box upper and lower box mounting hole.
From Figure 2 it can be seen that in present invention application, lubricating oil will be bled off first, the connection bolt of upper and lower box is laid down, by upper
Jack bolt jacks up upper box between lower box, is installed between the upper and lower box away from medium tooth shaft one side using the mounting hole of former babinet
The unpacking hinge 1 of a pair.
It is slowly jacked up with high pressure lifting device in babinet opposite side, then is fixed with case supports frame 2, with bolt tight.
The lower active mount 5 of a pair of of mast-up 6 is mounted on lower box, top is fixed by mast-up locating rod 7, together
When top movable mounting base 3 is mounted on upper box, top movable mounting base 3 connected by flower basket bolt 4 and mast-up locating rod 7
It connects.
8 both ends of pulley slide are suspended in mast-up locating rod 7,9 lower section suspention chain block 10 of pulley.
After one axis pin passes through the lightening hole 14 of medium tooth shaft gear 15, pin hole connection corresponding with " Π " shape structure bottom,
Medium tooth shaft is lifted by crane by chain block 10 again.
Loosen hand ratchet 12, the pulley 9 in pulley slide 8 is controlled to be moved to low side from high-end by rope, works as movement
To 8 end of pulley slide, a pair of of 6 flare of mast-up is made by flower basket bolt 4, medium tooth shaft is displaced to therewith on the outside of lower box, most
Medium tooth shaft is put down by chain block 10 afterwards.
Unpacking hinge 1, the assembling process of mast-up 6 are identical during installation medium tooth shaft, differ only in, due to middle tooth
Axis 13 is located on the outside of lower box, therefore slings medium tooth shaft 13 by chain block 10, after reaching a certain height, adjusts flower basket bolt
4, make 6 introversion of mast-up, shake hand ratchet 12 afterwards in place substantially, then medium tooth shaft 13 is made to arrive at installation substantially under the traction of rope
The top at position, then chain block is slowly loosened, medium tooth shaft 13 is accurately positioned, finally removes mast-up 6, case supports successively
Frame 2 and unpacking hinge 1, the process specifically removed are opposite with their installation process.
Claims (5)
1. the device of maintenance gear case on a kind of tower, which is characterized in that the device of maintenance gear case includes a pair of hinge of unpacking on tower
Chain, a case supports frame and medium tooth shaft boom hoisting；
The medium tooth shaft boom hoisting includes a pair of of mast-up, a mast-up locating rod, one group of pulley slide, pulls calabash
The lower removable mounting base of reed, top movable mounting base and mast-up, wherein, a pair of of mast-up by lower removable mounting base by
Bolt is fixed in the installation screw of lower box, and mast-up top is positioned by a mast-up locating rod, top movable mounting base
It being bolted in the installation screw of upper box, top mounting base is connected by flower basket bolt with mast-up locating rod, and one
Group pulley slide both ends are suspended to mast-up locating rod both ends, and chain block is suspended below the pulley in pulley slide.
2. the device of maintenance gear case on tower according to claim 1, which is characterized in that the unpacking hinge, babinet
The mounting hole of the lower removable mounting base of supporting rack, top movable mounting base and mast-up with gear-box upper and lower box mounting hole
It is corresponding.
3. the device of maintenance gear case on tower according to claim 1 or 2, which is characterized in that the pulley slide of suspention to
Medium tooth shaft lifting, which removes, to be rolled tiltedly, and high-end hand ratchet, hand ratchet passes through the pulley in cable traction pulley slide.
4. the device of maintenance gear case on tower according to claim 3, which is characterized in that chain block rises equipped with medium tooth shaft
Suspending head, it is " Π " shape structure that the medium tooth shaft, which plays suspending head, and center of top is equipped with hoisting ring, and lower part is equipped with corresponding pin hole,
After one axis pin passes through the lightening hole of medium tooth shaft gear, pin hole connection corresponding with " Π " shape structure bottom.
5. a kind of application of the device of maintenance gear case on tower as claimed in claim 3, it is characterised in that：Lubricating oil will be bled off,
The connection bolt of upper and lower box is laid down, upper box is jacked up by jack bolt between upper and lower box first, away from medium tooth shaft one side
Upper and lower box between using former babinet a pair of unpacking hinge of mounting hole installation；
It is slowly jacked up with high pressure lifting device in babinet opposite side, then is fixed with case supports frame, with bolt tight；
The lower removable mounting base of a pair of of mast-up is mounted on lower box using the mounting hole of former babinet, top passes through mast-up
Locating rod is fixed, while top movable mounting base is mounted on upper box, top movable mounting base using the mounting hole of former babinet
It is connected by flower basket bolt with mast-up locating rod；
Pulley slide both ends are suspended to mast-up locating rod, suspend chain block in midair below pulley；
After one axis pin passes through the lightening hole of medium tooth shaft gear, pin hole connection corresponding with " Π " shape structure bottom, then pass through hand
Draw cucurbit lifting medium tooth shaft；
Loosen hand ratchet, the pulley in pulley slide is controlled to be moved to low side from high-end by rope, is slided when being moved to pulley
Rail end makes a pair of of mast-up synchronization flare by turn flower basket bolt, and medium tooth shaft is displaced to therewith on the outside of lower box, passes through hand
Cucurbit is drawn to put down medium tooth shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711462817.0A CN108105041B (en) | 2017-12-28 | 2017-12-28 | Device for maintaining gearbox on tower and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711462817.0A CN108105041B (en) | 2017-12-28 | 2017-12-28 | Device for maintaining gearbox on tower and application thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108105041A true CN108105041A (en) | 2018-06-01 |
| CN108105041B CN108105041B (en) | 2023-05-30 |
Family
ID=62214164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711462817.0A Active CN108105041B (en) | 2017-12-28 | 2017-12-28 | Device for maintaining gearbox on tower and application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108105041B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3730783A1 (en) * | 2019-04-26 | 2020-10-28 | General Electric Company | System and method for repairing a gearbox of a wind turbine uptower |
| CN112610430A (en) * | 2020-12-21 | 2021-04-06 | 远景能源有限公司 | Method for replacing gear shaft in wind driven generator |
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| US20070025840A1 (en) * | 2005-07-27 | 2007-02-01 | General Electric Company | Methods and apparatus for replacing objects on horizontal shafts in elevated locations |
| US20080257844A1 (en) * | 2004-07-23 | 2008-10-23 | Jose Ignacio Llorente Gonzalez | Movable Independent Crane System Used Temporarily For Moving or Replacing Components and Mounting Wind Generators |
| CN102689174A (en) * | 2012-06-21 | 2012-09-26 | 济南轨道交通装备有限责任公司 | Device for replacing high-speed shaft of wind turbine gearbox |
| CN202684449U (en) * | 2012-06-21 | 2013-01-23 | 济南轨道交通装备有限责任公司 | Device for replacing high-speed shaft of wind turbine gearbox |
| US20140073477A1 (en) * | 2012-09-10 | 2014-03-13 | Charles Van Buchan | Fixture, maintenance assembly, and method for maintaining wind turbine gearbox |
| CN103764541A (en) * | 2011-06-28 | 2014-04-30 | 维斯塔斯风力系统有限公司 | Lifting tool for servicing of wind turbine gearbox components and method of servicing using such a tool |
| KR20150019459A (en) * | 2013-08-14 | 2015-02-25 | 현대중공업 주식회사 | Maintenance System for Wind-Electric Power Generator |
| CN106050582A (en) * | 2016-06-03 | 2016-10-26 | 南京安维士传动技术股份有限公司 | Method for replacing planet carrier motor side bearing of wind power gear box in air |
| CN107140536A (en) * | 2017-07-12 | 2017-09-08 | 国电联合动力技术有限公司 | A kind of wind wheel of not tearing open can change the assembly tooling of gear-box in the air |
-
2017
- 2017-12-28 CN CN201711462817.0A patent/CN108105041B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080257844A1 (en) * | 2004-07-23 | 2008-10-23 | Jose Ignacio Llorente Gonzalez | Movable Independent Crane System Used Temporarily For Moving or Replacing Components and Mounting Wind Generators |
| US20070025840A1 (en) * | 2005-07-27 | 2007-02-01 | General Electric Company | Methods and apparatus for replacing objects on horizontal shafts in elevated locations |
| CN103764541A (en) * | 2011-06-28 | 2014-04-30 | 维斯塔斯风力系统有限公司 | Lifting tool for servicing of wind turbine gearbox components and method of servicing using such a tool |
| CN102689174A (en) * | 2012-06-21 | 2012-09-26 | 济南轨道交通装备有限责任公司 | Device for replacing high-speed shaft of wind turbine gearbox |
| CN202684449U (en) * | 2012-06-21 | 2013-01-23 | 济南轨道交通装备有限责任公司 | Device for replacing high-speed shaft of wind turbine gearbox |
| US20140073477A1 (en) * | 2012-09-10 | 2014-03-13 | Charles Van Buchan | Fixture, maintenance assembly, and method for maintaining wind turbine gearbox |
| KR20150019459A (en) * | 2013-08-14 | 2015-02-25 | 현대중공업 주식회사 | Maintenance System for Wind-Electric Power Generator |
| CN106050582A (en) * | 2016-06-03 | 2016-10-26 | 南京安维士传动技术股份有限公司 | Method for replacing planet carrier motor side bearing of wind power gear box in air |
| CN107140536A (en) * | 2017-07-12 | 2017-09-08 | 国电联合动力技术有限公司 | A kind of wind wheel of not tearing open can change the assembly tooling of gear-box in the air |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3730783A1 (en) * | 2019-04-26 | 2020-10-28 | General Electric Company | System and method for repairing a gearbox of a wind turbine uptower |
| US10982655B2 (en) | 2019-04-26 | 2021-04-20 | General Electric Company | System and method for repairing a gearbox of a wind turbine uptower |
| US20210222680A1 (en) * | 2019-04-26 | 2021-07-22 | General Electric Company | System and method for repairing a gearbox of a wind turbine uptower |
| US11965479B2 (en) | 2019-04-26 | 2024-04-23 | Ge Infrastructure Technology Llc | System and method for repairing a gearbox of a wind turbine uptower |
| CN112610430A (en) * | 2020-12-21 | 2021-04-06 | 远景能源有限公司 | Method for replacing gear shaft in wind driven generator |
| CN112610430B (en) * | 2020-12-21 | 2022-05-27 | 远景能源有限公司 | Method for replacing gear shaft in wind driven generator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108105041B (en) | 2023-05-30 |
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Effective date of registration: 20190930 Address after: 211100, No. 1 East Tianyuan Road, Jiangning District, Jiangsu, Nanjing Applicant after: NANJING HIGH SPEED GEAR MANUFACTURING Co.,Ltd. Applicant after: Nanjing High Precision Transmission Equipment Manufacturing Group Co.,Ltd. Address before: 211100, No. 1 East Tianyuan Road, Jiangning District, Jiangsu, Nanjing Applicant before: NANJING HIGH SPEED GEAR MANUFACTURING Co.,Ltd. |
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Effective date of registration: 20200515 Address after: 211100, No. 1 East Tianyuan Road, Jiangning District, Jiangsu, Nanjing Applicant after: NANJING HIGH SPEED GEAR MANUFACTURING Co.,Ltd. Address before: 211100, No. 1 East Tianyuan Road, Jiangning District, Jiangsu, Nanjing Applicant before: NANJING HIGH SPEED GEAR MANUFACTURING Co.,Ltd. Applicant before: Nanjing High Precision Transmission Equipment Manufacturing Group Co.,Ltd. |
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