CN104625562B - The dislocation correcting method of the blade of wind power generating set - Google Patents
The dislocation correcting method of the blade of wind power generating set Download PDFInfo
- Publication number
- CN104625562B CN104625562B CN201410816019.3A CN201410816019A CN104625562B CN 104625562 B CN104625562 B CN 104625562B CN 201410816019 A CN201410816019 A CN 201410816019A CN 104625562 B CN104625562 B CN 104625562B
- Authority
- CN
- China
- Prior art keywords
- blade
- bolt
- pitch variable
- variable bearings
- connecting tooling
- 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.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wind Motors (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention provides a kind of dislocation correcting method of the blade of wind power generating set, comprise the following steps, a, rotary blade, blade is rotated to position straight down, b, blade hung by the first connecting tooling, and split it with pitch variable bearings, c, blade is hung by the second connecting tooling, and pull down first connecting tooling, adjust leaf position, d, blade is sling by first connecting tooling, and pull down second connecting tooling, blade is installed on pitch variable bearings.It has cost low, take it is short, it is simple to operate, without the use of crane, can wind hands- operation advantage.
Description
Technical field
The present invention relates to technical field of wind power, more particularly to a kind of dislocation correcting method of the blade of wind power generating set.
Background technology
In wind-driven generator, blade is the critical component for absorbing wind energy.Blade is connected by bolt with pitch variable bearings, leaf
Position and angle that piece is installed directly affect the generating efficiency of wind-driven generator.Meanwhile, the bolt of connection blade is also closed very much
Key, once damaging, can cause huge loss.
In the actual installation and operation of wind-driven generator, if there is blade angle degree location dislocation, it will influence
Generated energy, or even change fan design load, endanger the safety of blower fan.Or, if blade angle degree position is correct, still
Bolt hole is not aligned and misplaced, and bolt can be caused by squeezing, stand under load deteriorates, be ultimately caused bolt infringement, endanger the peace of blower fan
Entirely.
In existing technology, if there is the situation of the dislocation of blade installation site or bolt hole dislocation, conventional solution
Certainly scheme is that whole impeller is dismantled using crane to hang down, after readjusting installation on ground, then is lifted up, time-consuming,
Cost is high.If blower fan is located at sea, the time of replacing and cost will be higher.
The content of the invention
It is time-consuming short it is an object of the invention to provide a kind of cost is low, it is simple to operate, without the use of crane, it is possible to
In the dislocation correcting method of the blade of the wind power generating set of wind hands- operation.
To achieve the above object, the technical solution adopted in the present invention is：
A kind of dislocation correcting method of the blade of wind power generating set, the described method comprises the following steps：
A, rotary blade, blade is rotated to position straight down；
B, blade is hung by the first connecting tooling, and the blade and pitch variable bearings are split；
C, hang blade by the second connecting tooling, and pull down first connecting tooling, adjust leaf position；
D, blade is sling by first connecting tooling, and pull down second connecting tooling, blade is installed to change
On oar bearing.
More preferably, step b includes：
Part connecting bolt between b1, dismounting blade and pitch variable bearings；
B2, in the position for removing connecting bolt stay bolt is installed, and blade is passed through into the stay bolt and described first
Connecting tooling is connected, and blade is hung by first connecting tooling；
B3, remove remaining attaching nut between blade and pitch variable bearings, and by first connecting tooling by leaf
Piece and pitch variable bearings separation.
More preferably, the part connecting bolt removed in step b1 is uniformly arranged.
More preferably, it is described that the blade and pitch variable bearings of error correction will be needed by first connecting tooling in step b3
The processing of separation includes：Blade and pitch variable bearings separation are made by remaining connecting bolt on blade by first connecting tooling
Spun off completely from pitch variable bearings.
More preferably, in step c, the processing for hanging blade by the second connecting tooling includes：Second connection
Frock is connected by remaining connecting bolt with blade, and removes the stay bolt.
More preferably, step d includes：
D1, the through hole of stay bolt through pitch variable bearings is installed to the position of connecting bolt has been removed on blade, and with institute
The connection of the first connecting tooling is stated, blade is sling by first connecting tooling；
D2, dismounting second connecting tooling, and blade is made close to pitch variable bearings by first connecting tooling；
D3, on blade attaching nut is installed on remaining connecting bolt, so that blade is installed on pitch variable bearings.
More preferably, the dislocation correcting method also includes：
E, dismounting first connecting tooling, and the connecting bolt between polishing blade and pitch variable bearings.
More preferably, step a also includes：Support blade, makes blade keep tilt angles.
More preferably, step b includes：
Part attaching nut between b1 ', dismounting blade and pitch variable bearings；
B2 ', removing attaching nut bolt tail make screwed hole, and on the screwed hole installation bolt extend
Device, and blade is connected by the bolt extension fixture with first connecting tooling, pass through first connecting tooling
Hang blade；
B3 ', remove remaining attaching nut between blade and pitch variable bearings, and by first connecting tooling by leaf
Piece and pitch variable bearings separation.
More preferably, in step c, the processing for hanging blade by the second connecting tooling includes：Second connection
Frock is connected by remaining connecting bolt with blade, and removes the bolt extension fixture.
More preferably, step d includes：
D1 ', bolt extension fixture is installed on the bolt that nut has been removed on blade through the through holes of pitch variable bearings, and
It is connected with first connecting tooling, blade is sling by first connecting tooling；
D2 ', dismounting second connecting tooling, and blade is made close to pitch variable bearings by first connecting tooling；
D3 ', on blade attaching nut is installed on remaining connecting bolt, so that blade is installed on pitch variable bearings.
More preferably, the dislocation correcting method also includes：
E ', the dismounting bolt extension fixture, and the connecting bolt between polishing blade and pitch variable bearings.
More preferably, it is characterised in that first connecting tooling is connected on the miscellaneous part of wheel hub and/or impeller.
More preferably, it is characterised in that second connecting tooling is connected on the miscellaneous part of wheel hub and/or impeller.
The beneficial effects of the invention are as follows：Cost is low, time-consuming short, simple to operate, can be not required to make in wind hands- operation
Use crane.
Brief description of the drawings
Fig. 1 is the dislocation correcting method flow chart of the blade of the wind power generating set of the present invention；
The schematic flow sheet that Fig. 2 is step b in embodiment one；
The schematic flow sheet that Fig. 3 is step d in embodiment one；
The schematic flow sheet that Fig. 4 is step b ' in embodiment two；
The schematic flow sheet that Fig. 5 is step d ' in embodiment two；
Fig. 6 is the annexation schematic diagram of blade and pitch variable bearings；
Fig. 7 is the schematic diagram of the first connecting tooling working condition in embodiment one；
Fig. 8 is the schematic diagram of the second connecting tooling working condition in embodiment one；
Wherein：1- blades；2- pitch variable bearings；3- connecting bolts；4- attaching nut；The connecting toolings of 5- first；6- second connects
Connect frock；7- stay bolts；8- bottle gouards moved by hands.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with drawings and Examples pair
The dislocation correcting method of the blade of the wind power generating set of the present invention is further elaborated.It should be appreciated that this place is retouched
The specific embodiment stated only to explain the present invention, is not intended to limit the present invention.
Embodiment one
As shown in Fig. 1, Fig. 6, Fig. 7 and Fig. 8, a kind of dislocation correcting method of the blade of wind power generating set includes following step
Suddenly：A, rotary blade, blade 1 is rotated to position straight down；B, hang blade 1 by the first connecting tooling 5, and by its
Split with pitch variable bearings 2；C, hang blade 1 by the second connecting tooling 6, and pull down the first connecting tooling 5, adjust blade 1
Position；D, blade 1 is sling by the first connecting tooling 5, and pull down the second connecting tooling 5, blade 1 is installed to pitch variable bearings 2
On.
Wherein, blade 1 is needs the target blade of error correction, and the first connecting tooling 5 and the second connecting tooling 6 can pass through
Bottle gouard moved by hands 8 carries out lifting operation, and bottle gouard moved by hands 8 can be connected to other positions of wheel hub and/or impeller, thus may not be used
Crane operation is needed to use, cost is reduced.Blade 1 is hung using by the second connecting tooling 6, and pulls down the first connecting tooling
5, method as adjustment blade 1 position can complete the dislocation work for correction of wind generator set blade, not only on blower fan
It is easy to operation, and it is time-consuming short.
Specifically, as shown in Fig. 2 step b includes：Part connecting bolt between b1, dismounting blade 1 and pitch variable bearings 2
3；B2, in the position for removing connecting bolt 3 stay bolt 7 is installed, and blade 1 connected by stay bolt 7 with the first connecting tooling 5
Connect, blade is hung by the first connecting tooling 5；Remaining attaching nut 4 between b3, dismounting blade 1 and pitch variable bearings 2, and
The blade 1 and pitch variable bearings 2 that need error correction are separated by the first connecting tooling 5.
After part connecting bolt 3 between step b1 blades 1 and pitch variable bearings 2 is removed, the screw of blade 1 and correspondingly
Pitch variable bearings 2 through hole be in idle condition, step b2 is at this moment proceeded by, by one end of stay bolt 7 from pitch variable bearings 2
Through hole pass through and be threaded on the screw of blade 1, the other end is connected with the first connecting tooling 5, tense bottle gouard moved by hands 8,
Now bottle gouard moved by hands 8 bears the weight of blade 1 by the first connecting tooling 5 and stay bolt 7, and remaining connecting bolt 3 is in
The state of relative relaxation, remaining attaching nut 4 can very easily be removed by this moment carrying out step b3.When attaching nut 4 is split
Except after, remaining connecting bolt 3 still keeps the state that is threadedly coupled with blade 1, but blade 1 with pitch variable bearings 2
In the absence of the relation that is fixedly connected, at this moment by operating bottle gouard moved by hands 9 by blade 1 to decentralization, make 2 points of blade 1 and pitch variable bearings
From remaining connecting bolt 3 is to follow what blade 1 was moved in the through hole of pitch variable bearings 2 in separation process.Specifically, exist
In step b3, the processing that the blade 1 and pitch variable bearings 2 that need error correction are separated is included by the first connecting tooling 5：Pass through first
Blade 1 and the separation of pitch variable bearings 2 are made remaining connecting bolt 4 on blade 1 depart from completely from pitch variable bearings 2 by connecting tooling 5
Out.It is that remaining connecting bolt 4 spins off from pitch variable bearings 2 completely on blade 1 by blade 1 and the separation of pitch variable bearings 2,
Blade 1 can be made to do coaxial rotating relative to pitch variable bearings 2, and then complete the error correction work of blade 1.
More preferably, the part connecting bolt 3 removed in step b1 is uniformly arranged.Wherein described uniform arrangement is
Even cloth on the circumference that the screw referred in blade 1 is formed, the stay bolt 7 so connected by original position also can be uniform arrangement
, bottle gouard moved by hands 8 connects the stay bolt 7 uniformly arranged by the first attachment means 5, ensure that what blade 1 was lifted
Steadily, so as to ensure that being smoothed out for error correction work.
Specifically, in step c, the processing for hanging blade 1 by the second connecting tooling 6 includes：Second connecting tooling 6 leads to
Cross remaining connecting bolt 3 to be connected with blade 1, and remove stay bolt 7.When remaining connecting bolt 4 is completely from pitch variable bearings 2
After spinning off, the second connecting tooling 6 is connected on remaining connecting bolt 4, and connected by the connection of bottle gouard moved by hands 8 second
Frock 6, tenses bottle gouard moved by hands 8, bottle gouard moved by hands 8 is hung blade 1 simultaneously by the second connecting tooling 6 and remaining connecting bolt 3
The weight of blade 1 is born, now the first connecting tooling 5 and stay bolt 7 are in relaxed state, remove stay bolt 7, it is to avoid stay bolt
7 obstruction blades 1 do coaxial rotary motion relative to pitch variable bearings 2.
Specifically, as shown in figure 3, step d includes：D1, stay bolt 7 through the through holes of pitch variable bearings 2 is installed to blade 1
On removed the position of connecting bolt 3, and be connected with the first connecting tooling 5, blade 1 sling by the first connecting tooling 5；d2、
The second connecting tooling 6 is removed, and blade 1 is made close to pitch variable bearings 2 by the first connecting tooling 5；It is d3, remaining on blade 1
Attaching nut 4 is installed, so that blade 1 is installed on pitch variable bearings 2 on connecting bolt 3.
After blade 1 does coaxial rotating relative to pitch variable bearings 2 moves to correct position, step d1 is carried out, now hand
Dynamic cucurbit 8 hangs blade 1 by the first connecting tooling 5 and stay bolt 7 and bears the weight of blade 1, now the second connecting tooling 6
Relaxed state is in remaining connecting bolt 3, step d2 is carried out and removes the second connecting tooling 6, operation bottle gouard moved by hands 8 passes through the
One connecting tooling 5 and stay bolt 7 sling blade 1, in the through hole for making the remaining insertion of connecting bolt 3 pitch variable bearings 2, and make to remain
Remaining connecting bolt 3 is moved in the through hole of pitch variable bearings 2, when remaining connecting bolt 3 is from the through hole upper end of pitch variable bearings 2
Expose and enter step d3 after head, by installing attaching nut 4 on connecting bolt 3, blade 1 is installed on pitch variable bearings 2.
Specifically, dislocation correcting method also includes, e, the first connecting tooling 5 of dismounting, and polishing blade 1 and pitch variable bearings 2
Between connecting bolt 3.After attaching nut 4 are installed on connecting bolt 3, blade 1 is fixedly connected with pitch variable bearings 2
Together, now the weight of blade 1 is born by pitch variable bearings 2, and the first connecting tooling 5 and stay bolt 7 are in relaxed state, by the
One connecting tooling 5 and stay bolt 7 are removed and install connecting bolt 3 and attaching nut 4 in the installation site of stay bolt 7, entirely entangle
Mistake work is completed.
As a kind of embodiment, step a also includes：Support blade 1, makes blade 1 keep tilt angles.In error correction
There is inclination angle in journey Leaf 1, not substantially vertical downward, blade 1 can be supported by support meanss, keep blade 1
Tilt angles.It ensure that the accuracy of error correction work.
Embodiment two
The present embodiment and the difference of the operating method of embodiment one are, as shown in figure 4, step b includes, b1 ', dismounting leaf
Part attaching nut between piece and pitch variable bearings, b2 ', removed attaching nut bolt tail make screwed hole, and
Installation bolt extension fixture on screwed hole, and blade is connected by bolt extension fixture with the first connecting tooling, pass through first
Connecting tooling hangs blade, the remaining attaching nut between b3 ', dismounting blade and pitch variable bearings, and passes through the first connection work
Dress separates blade and pitch variable bearings.
Wherein relative to embodiment one, simply the stay bolt 7 in embodiment one is become into bolt extension fixture, due to
In real work, error correction work is influenceed by actual environment or structure, and stay bolt 7 may can not make because its length is excessive
With, therefore use b1 ' only to remove the part attaching nut between blade and pitch variable bearings, at this moment remove the connection spiral shell of attaching nut
Bolt still with blade keep thread connection relation, into step b2 ', removed attaching nut bolt tail make screwed hole,
And on screwed hole installation bolt extension fixture, and blade is connected by bolt extension fixture with the first connecting tooling, passed through
First connecting tooling hangs blade, and bolt extension fixture can be lifting bolt, and such first connecting tooling can pass through routine
Connected mode, be connected with lifting bolt.
Specifically, in step c, the processing for hanging blade by the second connecting tooling includes：Second connecting tooling passes through
Remaining connecting bolt is connected with blade, and removes bolt extension fixture.Specifically, as shown in figure 5, step d includes：D1 ', general
Bolt extension fixture is installed on the bolt that nut has been removed on blade through the through holes of pitch variable bearings, and with the first connecting tooling
Connection, blade is sling by the first connecting tooling；D1 ', the second connecting tooling of dismounting, and blade is made by the first connecting tooling
Close to pitch variable bearings；D3 ', on blade attaching nut is installed on remaining connecting bolt, so that blade is installed into pitch axis
Hold.Specifically, dislocation correcting method also includes.Between e ', dismounting bolt extension fixture, and polishing blade and pitch variable bearings
Connecting bolt.
Because the operating principle of the present embodiment is identical with the operating principle of embodiment one, therefore no longer it is described in detail herein, this reality
Applying example can make the adaptability of the dislocation correcting method stronger.
Above example has the present invention：Cost is low, time-consuming short, simple to operate, without the use of crane, Ke Yi
The advantage of wind hands- operation.
Embodiment described above only expresses the several embodiments of the present invention, and it describes more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of dislocation correcting method of the blade of wind power generating set, it is characterised in that the described method comprises the following steps：
A, rotary blade, blade is rotated to position straight down；
Part connecting bolt between b1, dismounting blade and pitch variable bearings；
B2, in the position for removing connecting bolt stay bolt is installed, and blade is passed through into the stay bolt and the first connecting tooling
Connection, blade is hung by first connecting tooling；
B3, remove remaining attaching nut between blade and pitch variable bearings, and by first connecting tooling by blade and
Pitch variable bearings are separated；
C, the second connecting tooling are connected by remaining connecting bolt with blade, and remove the stay bolt, and pull down described
One connecting tooling, adjusts leaf position；
D1, the through hole of stay bolt through pitch variable bearings is installed to the position of connecting bolt has been removed on blade, and with described the
One connecting tooling is connected, and blade is sling by first connecting tooling；
D2, dismounting second connecting tooling, and blade is made close to pitch variable bearings by first connecting tooling；
D3, on blade attaching nut is installed on remaining connecting bolt, so that blade is installed on pitch variable bearings.
2. the dislocation correcting method of the blade of wind power generating set according to claim 1, it is characterised in that in step b1
The part connecting bolt of middle dismounting is uniformly arranged.
3. the dislocation correcting method of the blade of wind power generating set according to claim 1, it is characterised in that in step b3
In, it is described to be included the processing that the blade and pitch variable bearings that need error correction are separated by first connecting tooling：By described
Blade and pitch variable bearings separation are made remaining connecting bolt on blade be detached completely from pitch variable bearings by the first connecting tooling
Come.
4. the dislocation correcting method of the blade of wind power generating set according to claim 3, it is characterised in that the dislocation
Correcting method also includes：
E, dismounting first connecting tooling, and the connecting bolt between polishing blade and pitch variable bearings.
5. the dislocation correcting method of the blade of wind power generating set according to claim 1, it is characterised in that step a is also
Including：Support blade, makes blade keep tilt angles.
6. a kind of dislocation correcting method of the blade of wind power generating set, it is characterised in that the described method comprises the following steps：
A, rotary blade, blade is rotated to position straight down；
Part attaching nut between b1 ', dismounting blade and pitch variable bearings；
B2 ', removing attaching nut bolt tail make screwed hole, and on the screwed hole installation bolt extension dress
Put, and blade is connected by the bolt extension fixture with the first connecting tooling, leaf is hung by first connecting tooling
Piece；
B3 ', remove remaining attaching nut between blade and pitch variable bearings, and by first connecting tooling by blade and
Pitch variable bearings are separated；
C, the second connecting tooling are connected by remaining connecting bolt with blade, and remove the bolt extension fixture, and are pulled down
First connecting tooling, adjusts leaf position；
D1 ', bolt extension fixture is installed on the bolt that nut has been removed on blade through the through holes of pitch variable bearings, and with institute
The connection of the first connecting tooling is stated, blade is sling by first connecting tooling；
D2 ', dismounting second connecting tooling, and blade is made close to pitch variable bearings by first connecting tooling；
D3 ', on blade attaching nut is installed on remaining connecting bolt, so that blade is installed on pitch variable bearings.
7. the dislocation correcting method of the blade of wind power generating set according to claim 6, it is characterised in that the dislocation
Correcting method also includes：
E ', the dismounting bolt extension fixture, and the connecting bolt between polishing blade and pitch variable bearings.
8. the dislocation correcting method of the blade of wind power generating set according to claim 6, it is characterised in that step a is also
Including：Support blade, makes blade keep tilt angles.
9. the dislocation correcting method of the blade of the wind power generating set according to claim 1 to 7 any one, its feature exists
In first connecting tooling is connected on the miscellaneous part of wheel hub and/or impeller.
10. the dislocation correcting method of the blade of the wind power generating set according to claim 1 to 7 any one, its feature
It is, second connecting tooling is connected on the miscellaneous part of wheel hub and/or impeller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410816019.3A CN104625562B (en) | 2014-12-23 | 2014-12-23 | The dislocation correcting method of the blade of wind power generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410816019.3A CN104625562B (en) | 2014-12-23 | 2014-12-23 | The dislocation correcting method of the blade of wind power generating set |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104625562A CN104625562A (en) | 2015-05-20 |
| CN104625562B true CN104625562B (en) | 2017-08-11 |
Family
ID=53205040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410816019.3A Active CN104625562B (en) | 2014-12-23 | 2014-12-23 | The dislocation correcting method of the blade of wind power generating set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104625562B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110836172B (en) * | 2018-08-19 | 2021-03-02 | 北京国电思达科技有限公司 | Method for adjusting blade angle by replacing bolt in air when fan blade bolt is broken and dislocated |
| CN111207035B (en) * | 2020-01-13 | 2021-02-05 | 山东中车风电有限公司 | Method for rectifying deviation of blade of wind generating set |
| CN111963392B (en) * | 2020-07-22 | 2021-12-10 | 明阳智慧能源集团股份公司 | Method for solving zero tooth abrasion of variable pitch bearing of wind generating set |
| CN112594146A (en) * | 2020-08-28 | 2021-04-02 | 河北新天科创新能源技术有限公司 | Axial rotation position adjusting method for variable-pitch bearing of wind generating set |
| CN113482867B (en) * | 2021-07-28 | 2022-10-25 | 东方电气（天津）风电叶片工程有限公司 | High-altitude separation method for fan blades |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4885073B2 (en) * | 2007-06-20 | 2012-02-29 | 三菱重工業株式会社 | Wind turbine rotor blade suspension device, wind turbine rotor blade attachment method, and wind turbine generator construction method |
| NL1035301C1 (en) * | 2008-04-16 | 2008-06-04 | Dhlc | Lifting and lowering method for e.g. wind turbine blade, comprises modular hoist mounted on rotor casing with aid of support and pulley blocks |
| DE102010062418B9 (en) * | 2010-12-03 | 2016-12-08 | AVAILON GmbH | Method and device for rotating a robot blade bearing on wind turbines without the use of a mobile crane |
| US8360398B2 (en) * | 2011-08-17 | 2013-01-29 | General Electric Company | Device for handling a wind turbine rotor blade and a method for handling wind turbine rotor blades |
| CN103008972A (en) * | 2012-12-27 | 2013-04-03 | 北京金风科创风电设备有限公司 | Blade replacing and installing method of wind generating set |
-
2014
- 2014-12-23 CN CN201410816019.3A patent/CN104625562B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104625562A (en) | 2015-05-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104625562B (en) | The dislocation correcting method of the blade of wind power generating set | |
| CN107826970B (en) | Single blade mounting lifting appliance of wind generating set | |
| CN102730552B (en) | Special hold hoop equipment for complete machine installation of marine fan | |
| US11415107B2 (en) | Wind power generation apparatus, tower and method for suppressing tower shadow effect of tower | |
| CN202390071U (en) | Blade change auxiliary system of wind-power generator set | |
| CN107444672B (en) | Four rotor crafts gesture test fixed platform | |
| WO2010066161A1 (en) | Vertical shaft wind generating system | |
| CN204424672U (en) | European cable plug head stripping attachment | |
| CN105552757B (en) | Portable distribution transformer mast-up | |
| CN103133267A (en) | Blade replacement method and blade replacement auxiliary system of wind generating set | |
| TW201602455A (en) | Windturbine and method for stopping the same | |
| WO2011050569A1 (en) | Blade self-replacement device of wind generating set and operating method thereof | |
| CN107676229A (en) | A kind of wind power generating set impeller formal dress method | |
| CN107116507A (en) | A kind of provision for disengagement for being used to dismantle inducer | |
| CN206190455U (en) | Blade butt joint adjusting device | |
| CN107230926B (en) | Cable internal stresses release control method | |
| CN109973307A (en) | A kind of wind power generation plant that can automatically adjust direction | |
| CN207442327U (en) | For the instrument of 10kV distribution line garbage hanging on-line treatments | |
| CN107240847B (en) | Force application apparatus for cable alignment | |
| CN107985575A (en) | A kind of method with multi-rotor unmanned aerial vehicle detection bridge | |
| CN207087768U (en) | A kind of provision for disengagement for being used to dismantle inducer | |
| CN203441792U (en) | Axial-flow type cooling fan of wind power air cooler | |
| CN205773020U (en) | A kind of Large Hydropower Station brake more changing device | |
| CN209562821U (en) | A kind of device for accelerating bridge sling icing to melt | |
| CN208299640U (en) | A kind of large size fed wind driven generator slip ring provision for disengagement |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 830026 No. 107, Shanghai Road, Urumqi economic and Technological Development Zone, the Xinjiang Uygur Autonomous Region Patentee after: Jinfeng Technology Co.,Ltd. Address before: 830026 No. 107, Shanghai Road, Urumqi economic and Technological Development Zone, the Xinjiang Uygur Autonomous Region Patentee before: XINJIANG GOLDWIND SCIENCE & TECHNOLOGY Co.,Ltd. |