CN104743451A - Traction attached type fan maintenance hoisting platform - Google Patents
Traction attached type fan maintenance hoisting platform Download PDFInfo
- Publication number
- CN104743451A CN104743451A CN201510117269.2A CN201510117269A CN104743451A CN 104743451 A CN104743451 A CN 104743451A CN 201510117269 A CN201510117269 A CN 201510117269A CN 104743451 A CN104743451 A CN 104743451A
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- China
- Prior art keywords
- arm
- workplatform
- lifting platform
- type fan
- adhesion type
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/04—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with jibs the effective length of which is variable in operation, e.g. longitudinally displaceable, extensible
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/64—Jibs
- B66C23/70—Jibs constructed of sections adapted to be assembled to form jibs or various lengths
- B66C23/701—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic
- B66C23/705—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic telescoped by hydraulic jacks
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a traction attached type fan maintenance hoisting platform, belonging to the technical field of fans. The traction attached type fan maintenance hoisting platform comprises a reducing attachment device, a depended wheel mechanism, a pulley block hanging bracket, a working platform and a rotatable hoisting mechanism, wherein one end of the working platform is connected with the reducing attachment mechanism fixedly connected with a tower tube, the working platform is also connected with the retractable depended wheel mechanism used for supporting the tower tube, the pulley block hanging bracket is fixed on a fan cabin, and connected with the working platform through a coiling drum steel wire rope on the working platform so as to realize the lifting and descending of the working platform; the rotatable hoisting mechanism for hanging the parts is fixed on the working platform. The hoisting platform disclosed by the invention can be lifted and can descend, the climbing synchronism and the security are good, the whole machine is stable, the assembling/disassembling and the operation are convenient; the hosting platform is suitable for maintaining and repairing outer vertical faces of various wind driven generator tower drums, cabin outer surfaces and fan blades.
Description
Technical field
The present invention relates to a kind of traction adhesion type fan repair lifting platform.Particularly relate to maintenance and the hoisting operation of parts in a kind of cabin being applied in all kinds of aerogenerator, rely on steel rope hoisting, during lifting, rely on the workplatform of wind-driven generator tower alien invasion attachment.
Background technology
Along with the shortage of the energy, aerogenerator development rapidly.The large-scale wind driven generator tower cylinder of superelevation is inside and outside, the maintenance activity of cabin and blade lacks special preparation of construction, import equipment is adopted in a large number in construction, or replace with safety factor and ineffective traditional construction equipment, have a strong impact on the raising of China's superelevation preparation of construction technical merit, hinder the supporting development of super-high buildings construction industry.The maintenance relevant equipment technology of wind-driven generator tower alien invasion, cabin outside face and fan blade, domesticly still belongs to blank.And the contradiction of the maintenance activity amount presented year by year and docking facility is constantly aggravated, restrict the sound development of China's wind-powered electricity generation energy the most at last.Design a kind of reducing attachment device for fan repair to solve the problems such as the maintenance of actual all kinds of wind-driven generator tower alien invasion, cabin outside face and fan blade for this reason.
Summary of the invention
For the technical matters of above-mentioned existence, the invention provides a kind of traction adhesion type fan repair lifting platform, to solve the problems such as the maintenance of aerogenerator large-scale wind electricity equipment component and replacing.
The object of the invention is to be achieved through the following technical solutions:
The present invention's one traction adhesion type fan repair lifting platform, comprise reducing attachment device, roller mechanism, assembly pulley suspension bracket, workplatform and rotatable hoist mechanism, described workplatform one end is connected with the reducing attachment mechanism be fixedly connected with tower cylinder, this side workplatform is also connected with extended or retract for being supported on the roller mechanism on tower cylinder, assembly pulley suspension bracket is fixed on fan engine room, workplatform is connected by the drum mechanism built steel rope on workplatform, realize rising and the decline of workplatform, the rotatable hoist mechanism of part of being hung is fixed on workplatform.
Further, described workplatform is " L " type framed structure, form upper and lower two-layer framework, there is one end of two-layer framework near tower cylinder, this side connects roller mechanism, levels framework is provided with drum mechanism built and fixed pulley mechanism, the fixed pulley that the steel rope on reel connects on the levels framework of pulley on assembly pulley suspension bracket and " L " type framework is respectively fixedly connected on workplatform.
Further, described reducing attachment device is connected on the levels framework of workplatform, comprise clamping arm, lower clamping arm and on, coupling assembling between the arm on lower clamping arm, telescoping mechanism and reducing attachment mechanism between arm, on described, lower clamping arm configuration is identical, include multiple arc connecting arm, circular clamping arm is formed after connecting, connected by coupling assembling between arm between described each adjacent connecting arm, each adjacent connecting arm periphery by control its opening and closing arm between telescoping mechanism connect, the reducing attachment mechanism contacted with blower fan tower barrel is set inside each connecting arm respectively.
Further, between described arm, telescoping mechanism comprises hydraulic actuating cylinder I and fixing otic placode, and hydraulic actuating cylinder I two ends are connected on adjacent two connecting arms respectively by fixing otic placode, and stretching out or retracting of hydraulic actuating cylinder I piston rod regulates connecting arm open or fasten.
Further, between described arm, telescoping mechanism comprises electric pushrod and fixing otic placode, and electric pushrod two ends are connected on adjacent two connecting arms respectively by fixing otic placode, and release or the adjustment connecting arm of retracting of electric pushrod open or fasten.
Further, described reducing attachment mechanism comprises two groups of connecting panels and two pairs of hydraulic rams II, two hydraulic actuating cylinders II are connected between two groups of connecting panels, be connected in connecting arm by one end connecting panel I, described other end connecting panel II is the cambered surface with tower cylinder surface engagement with the outside face of tower socket joint contravention.
Further, the cambered surface outside face of described connecting panel and tower socket joint contravention arranges high temperature resistant, wear-resistant material layer.
Further, described high temperature resistant, wear-resistant material layer is neoprene, synthetic resin, syntheticfibres or plastics.
Further, between described arm, coupling assembling comprises two groups of otic placodes cooperatively interacted and consists of pinned connection.
Further, described roller mechanism comprises telescoping mechanism, connects bridge and roller, and described connection bridge one end connects rotatable roller, and the other end is hinged on the framework of workplatform, connects telescoping mechanism bridge being connected with and driving it to rotate.
Further, described telescoping mechanism is hydraulic ram or electric pushrod.
Further, the subsequent corrosion of the roller of described roller mechanism and blower fan tower barrel exterior surface is greater than the radius of the outside face of blower fan tower barrel, and roller outside face is provided with high temperature resistant, wear-resistant material layer.
Further, described high temperature resistant, wear-resistant material layer is neoprene, synthetic resin, syntheticfibres or plastics.
Beneficial effect of the present invention is:
1. portable construction of the present invention is flexible, good to blower fan tower barrel reducing alien invasion comformability, is suitable for all kinds of wind-driven generator tower alien invasion, cabin outside face and fan blade and carries out the operations such as maintenance.
2. the present invention makes workplatform be fixed on tower cylinder by reducing attachment device, is coordinated by roller mechanism with the stability of reinforcement platform, and its clamping arm is capable of expansion and contraction, is easy to fixing attachment and separates tower cylinder.In clamping arm, the full reducing attachment mechanism arranged, coordinates with tower tube outer surface, strengthens its adhesive ability, and workplatform is stablized.
3. the present invention connects assembly pulley suspension bracket and workplatform by steel rope, and lifting platform of the present invention can be elevated.Its climb synchronism and safety good, complete machine stablize, handling and easy to operate, be suitable for maintenance and the replacing of all kinds of wind turbine equipment parts.
Accompanying drawing explanation
Fig. 1 is operating diagram of the present invention.
Fig. 2 is that the present invention rises and decline operation schematic diagram.
Fig. 3 is reducing attachment device structural representation of the present invention.
Fig. 4 is the partial schematic diagram that the reducing attachment device of Fig. 3 is arranged on tower cylinder.
Fig. 5 is reducing attachment mechanism schematic diagram in Fig. 4.
Fig. 6 is roller mechanism of the present invention retracted mode schematic diagram.
Fig. 7 is that view is stretched out by roller mechanism of the present invention.
Fig. 8 is middle pulley group suspension bracket schematic three dimensional views of the present invention.
In figure: 1. drum mechanism built, 2. workplatform, 3. roller mechanism, 31. telescoping mechanisms, 32. connect bridge, 33. rollers, 4. tower cylinder, 5. reducing attachment device, 51. reducing attachment mechanisms, 52. times clamping arms, telescoping mechanism between 53. arms, 531. hydraulic actuating cylinders I, 532. fixing otic placodes, clamp arm on 54., coupling assembling between 55. arms, 56. connecting panel I, 57. connecting panel II, 58. connecting arms, 59. hydraulic actuating cylinder II, 6. wheel hubs, 7. assembly pulley suspension bracket, 71. pulleys, 8. cabin, 9. part, 10. impeller, 11. suspension hooks, 12. hoist mechanisms.
Detailed description of the invention
Describe the present invention below in conjunction with drawings and Examples.
Embodiment 1: as Fig. 1, shown in Fig. 2, the present invention includes reducing attachment device 5, roller mechanism 3, assembly pulley suspension bracket 7, workplatform 2 and rotatable hoist mechanism 12, described workplatform 2 one end is connected with the reducing attachment mechanism be fixedly connected with tower cylinder, this side workplatform 2 is also connected with extended or retract for being supported on the roller mechanism 3 on tower cylinder 4, assembly pulley suspension bracket 2 is fixed on fan engine room 8, workplatform 2 is connected by the drum mechanism built steel rope on workplatform 2, realize rising and the decline of workplatform 2, the rotatable hoist mechanism 12 of part of being hung is fixed on workplatform 2.
As shown in Figure 1, described workplatform 2 is " L " type framed structure, form upper and lower two-layer framework, there is one end of two-layer framework near tower cylinder 4, this side connects roller mechanism 3, levels framework is provided with drum mechanism built 1 and fixed pulley mechanism, the fixed pulley that the steel rope in drum mechanism built 1 connects on the levels framework of pulley on assembly pulley suspension bracket 7 and " L " type framework is respectively fixedly connected on workplatform 2.Described fixed pulley mechanism is formed by being fixed on the fixed pulley group that workplatform 2 levels framework matches with the pulley on assembly pulley suspension bracket 7.
As Fig. 2, shown in Fig. 3, described reducing attachment device 5 is connected on the levels framework of workplatform 2, comprise clamping arm 54, lower clamping arm 52 and on, lower clamping arm 54, coupling assembling 55 between the arm on 52, telescoping mechanism 53 and reducing attachment mechanism 51 between arm, on described, lower clamping arm 54, 52 structures are identical, include multiple arc connecting arm 58, circular clamping arm is formed after connecting, connected by coupling assembling between arm 55 between described each adjacent connecting arm 58, each adjacent connecting arm 58 periphery by control its opening and closing arm between telescoping mechanism 53 connect, the reducing attachment mechanism 51 contacted with blower fan tower barrel 4 is set inside each connecting arm 58 respectively.Between described arm, coupling assembling 55 comprises two groups of otic placodes cooperatively interacted and consists of pinned connection.
As shown in Figure 4, between described arm, telescoping mechanism 53 comprises hydraulic actuating cylinder I 531 and fixing otic placode 532, hydraulic actuating cylinder I 531 two ends are connected on adjacent two connecting arms 58 respectively by fixing otic placode 532, and stretching out or retracting of hydraulic actuating cylinder I 531 piston rod regulates connecting arm 58 open or fasten.
As shown in Figure 5, described reducing attachment mechanism 51 comprises two groups of connecting panels and two pairs of hydraulic rams II 59, two hydraulic actuating cylinders II 59 are connected between two groups of connecting panels, be connected in connecting arm 58 by one end connecting panel I 56, described other end connecting panel II 57 is the cambered surface with tower cylinder 4 surface engagement with the outside face of tower cylinder 4 contact jaw.The end outer surface that described connecting panel II 57 contacts with tower cylinder 4 arranges high temperature resistant, wear-resistant material layer.Described high temperature resistant, wear-resistant material layer is neoprene, synthetic resin, syntheticfibres or plastics.Described reducing attachment mechanism 4 realizes the attachment of the reducing to blower fan tower barrel.
As shown in Figure 6, described roller mechanism 3 comprises telescoping mechanism 31, connects bridge 32 and roller 33, described connection bridge 32 one end connects rotatable roller 33, and the other end is hinged on the framework of workplatform 2, connects the telescoping mechanism 31 bridge 32 being connected with and driving it to rotate.Described telescoping mechanism 31 is hydraulic ram or electric pushrod.Described roller mechanism 3 and the subsequent corrosion of the roller 33 of blower fan tower barrel 2 exterior surface are greater than the radius of the outside face of blower fan tower barrel, and roller 33 outside face is provided with high temperature resistant, wear-resistant material layer.Described high temperature resistant, wear-resistant material layer is neoprene, synthetic resin, syntheticfibres or plastics.
As shown in Figure 7, described assembly pulley suspension bracket 7 is corner bracket structure, and both sides arrange two rotatable pulleys 1 respectively.
As shown in Figure 1 and Figure 2, described rotatable hoist mechanism 12 is existing structure, and possess the lifting of crane arm, often save the flexible of crane arm, hoist mechanism is rotatable, suspension hook 11 can move up and down, wherein the lifting of crane arm can utilize hydraulic ram, the type of drive such as electric pushrod.
The present invention operationally, as shown in Figure 2, hoists for of the present invention.First rotatable hoist mechanism 12 and suspension hook 11 thereof is made to be in retracted state as shown in the figure, on, lower clamping arm 54, eight groups of hydraulic rams of 52 are in the state of returning, clamping arm 54 and lower clamping arm 52 are formed and launches shape, four groups of fixed pulleys on the assembly pulley suspension bracket 7 be fixedly connected with cabin 8 are connected with the steel rope in four groups of drum mechanism built 1 respectively, then, the hydraulic ram of roller mechanism 3 is made to stretch out certain distance by retracted state, the roller 33 of roller mechanism 3 is contacted with blower fan tower barrel 4, now, four groups of drum mechanism built 1 by wire rope roll on reel, realize the rising of traction adhesion type fan repair lifting platform.
As shown in Figure 1, in time drawing adhesion type fan repair lifting platform and rise to specified altitude assignment, first the hydraulic ram of roller mechanism 3 to be retracted most short status, the roller 33 of roller mechanism 3 is made slowly to leave blower fan tower barrel 4, now, the part that upper clamping arm 54 and lower clamping arm 52 are connected with workplatform 2 will with blower fan tower barrel 4 close contact, when the hydraulic ram of roller mechanism 3 is retracted to most short status, first the hydraulic ram of upper clamping arm 54 is extend out to designated length, until each beam inside face of upper clamping arm 54 contacts closely with blower fan tower barrel 4 inside face, again the hydraulic ram of lower clamping arm 52 is extend out to designated length, until each beam inside face of lower clamping arm 52 contacts closely with blower fan tower barrel 4 inside face, after the terminal of upper clamping arm 54 and lower clamping arm 52 is locked, rotatable hoist mechanism 12, the lifting of wind power equipment parts is realized by the lifting of hydraulic ram and telescopic system, revolution, handling, and then realize traction adhesion type fan repair lifting platform to the maintenance of wind power equipment parts and replacing.
As shown in Figure 2, maintenance to wind power equipment parts to be done with change after, first by the retraction of rotatable hoist mechanism 12 lifting hydraulic ram, often save the retraction of crane arm and the revolution of bottom pivoting support, then eight groups of hydraulic rams of upper clamping arm 54 and lower clamping arm 52 are retracted to most short status, clamping arm 54 and lower clamping arm 52 is made to realize launching shape, and then make the hydraulic ram of roller mechanism 3 stretch out certain distance, the roller 33 of roller mechanism 3 is contacted with blower fan tower barrel 4, finally the steel rope of four groups of drum mechanism built 1 is discharged from reel, until fan repair lifting platform steadily safety fall to ground, thus realize the decline of traction adhesion type fan repair lifting platform.
When workplatform 1 is lifted to specified altitude assignment by other operating mechanisms by reducing attachment device, operating personal enters in workplatform, realizes the maintenance work to wind-driven generator tower alien invasion, cabin outside face and fan blade.
After maintenance work to wind-driven generator tower alien invasion, cabin outside face and fan blade to be done; first the hydraulic ram by pushing up wheel mechanism 2 becomes from retracted state the state of stretching out; realize the protection of reducing attachment device to blower fan tower barrel 3; then eight groups of hydraulic rams I 12 of telescoping mechanism 6 between the arm of upper and lower clamping arm 7,5 are bounced back to shortest length; upper and lower clamping arm 7,5 is opened, finally utilizes other operating mechanisms that workplatform 1 is dropped to ground.
Embodiment 2: this example as different from Example 1: between described arm, telescoping mechanism 53 comprises electric pushrod and fixing otic placode 532, namely hydraulic actuating cylinder I 531 is replaced by electric pushrod, electric pushrod two ends are connected on adjacent two connecting arms 58 respectively by fixing otic placode 532, and release or the adjustment connecting arm 58 of retracting of electric pushrod open or fasten.The hydraulic ram II 59 of reducing attachment mechanism 51 also can replace with electric pushrod.
Claims (13)
1. a traction adhesion type fan repair lifting platform, it is characterized in that: comprise reducing attachment device, roller mechanism, assembly pulley suspension bracket, workplatform and rotatable hoist mechanism, described workplatform one end is connected with the reducing attachment mechanism be fixedly connected with tower cylinder, this side workplatform is also connected with extended or retract for being supported on the roller mechanism on tower cylinder, assembly pulley suspension bracket is fixed on fan engine room, workplatform is connected by the drum mechanism built steel rope on workplatform, realize rising and the decline of workplatform, the rotatable hoist mechanism of part of being hung is fixed on workplatform.
2. draw adhesion type fan repair lifting platform according to claim 1, it is characterized in that: described workplatform is " L " type framed structure, form upper and lower two-layer framework, there is one end of two-layer framework near tower cylinder, this side connects roller mechanism, levels framework is provided with drum mechanism built and fixed pulley mechanism, the fixed pulley that the steel rope on reel connects on the levels framework of pulley on assembly pulley suspension bracket and " L " type framework is respectively fixedly connected on workplatform.
3. draw adhesion type fan repair lifting platform according to claim 2, it is characterized in that: described reducing attachment device is connected on the levels framework of workplatform, comprise clamping arm, lower clamping arm and on, coupling assembling between the arm on lower clamping arm, telescoping mechanism and reducing attachment mechanism between arm, on described, lower clamping arm configuration is identical, include multiple arc connecting arm, circular clamping arm is formed after connecting, connected by coupling assembling between arm between described each adjacent connecting arm, each adjacent connecting arm periphery by control its opening and closing arm between telescoping mechanism connect, the reducing attachment mechanism contacted with blower fan tower barrel is set inside each connecting arm respectively.
4. draw adhesion type fan repair lifting platform according to claim 3, it is characterized in that: between described arm, telescoping mechanism comprises hydraulic actuating cylinder I and fixing otic placode, hydraulic actuating cylinder I two ends are connected on adjacent two connecting arms respectively by fixing otic placode, and stretching out or retracting of hydraulic actuating cylinder I piston rod regulates connecting arm open or fasten.
5. draw adhesion type fan repair lifting platform according to claim 3, it is characterized in that: between described arm, telescoping mechanism comprises electric pushrod and fixing otic placode, electric pushrod two ends are connected on adjacent two connecting arms respectively by fixing otic placode, and release or the adjustment connecting arm of retracting of electric pushrod open or fasten.
6. draw adhesion type fan repair lifting platform according to claim 3, it is characterized in that: described reducing attachment mechanism comprises two groups of connecting panels and two pairs of hydraulic rams II, two hydraulic actuating cylinders II are connected between two groups of connecting panels, be connected in connecting arm by one end connecting panel I, described other end connecting panel II is the cambered surface with tower cylinder surface engagement with the outside face of tower socket joint contravention.
7. draw adhesion type fan repair lifting platform according to claim 6, it is characterized in that: the cambered surface outside face of described connecting panel and tower socket joint contravention arranges high temperature resistant, wear-resistant material layer.
8. draw adhesion type fan repair lifting platform according to claim 7, it is characterized in that: described high temperature resistant, wear-resistant material layer is neoprene, synthetic resin, syntheticfibres or plastics.
9. draw adhesion type fan repair lifting platform according to claim 3, it is characterized in that: between described arm, coupling assembling comprises two groups of otic placodes cooperatively interacted and consists of pinned connection.
10. draw adhesion type fan repair lifting platform according to claim 1, it is characterized in that: described roller mechanism comprises telescoping mechanism, connects bridge and roller, described connection bridge one end connects rotatable roller, the other end is hinged on the framework of workplatform, connects telescoping mechanism bridge being connected with and driving it to rotate.
11. draw adhesion type fan repair lifting platform according to claim 10, it is characterized in that: described telescoping mechanism is hydraulic ram or electric pushrod.
12. draw adhesion type fan repair lifting platform according to claim 10, it is characterized in that: the subsequent corrosion of the roller of described roller mechanism and blower fan tower barrel exterior surface is greater than the radius of the outside face of blower fan tower barrel, and roller outside face is provided with high temperature resistant, wear-resistant material layer.
13., according to drawing adhesion type fan repair lifting platform described in claim 12, is characterized in that: described high temperature resistant, wear-resistant material layer is neoprene, synthetic resin, syntheticfibres or plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510117269.2A CN104743451A (en) | 2015-03-18 | 2015-03-18 | Traction attached type fan maintenance hoisting platform |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510117269.2A CN104743451A (en) | 2015-03-18 | 2015-03-18 | Traction attached type fan maintenance hoisting platform |
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| CN104743451A true CN104743451A (en) | 2015-07-01 |
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Family Applications (1)
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| CN201510117269.2A Pending CN104743451A (en) | 2015-03-18 | 2015-03-18 | Traction attached type fan maintenance hoisting platform |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106593788A (en) * | 2016-12-16 | 2017-04-26 | 北京金风科创风电设备有限公司 | Device maintenance device, system and device maintenance method |
| WO2018055217A1 (en) * | 2016-09-23 | 2018-03-29 | Leunamme Engineering S.L.U. | Method and equipment for replacing wind turbine components |
| DE102017004968A1 (en) | 2017-05-24 | 2018-11-29 | Fachhochschule Aachen | Access system for driving on the surfaces of poles or pipes |
| CN110356959A (en) * | 2019-08-13 | 2019-10-22 | 中国船舶重工集团海装风电股份有限公司 | A kind of wind wheel hoisting fixture |
| WO2020043255A1 (en) * | 2018-08-31 | 2020-03-05 | Maersk Supply Service A/S | A method of installing a crane on a portion of an offshore wind turbine generator and a vessel therefor |
| CN111173692A (en) * | 2019-12-31 | 2020-05-19 | 上海扩博智能技术有限公司 | A maintenance instrument carry device for fan blade |
| CN111350639A (en) * | 2018-12-21 | 2020-06-30 | 西门子歌美飒可再生能源公司 | Platform positioning system, method of operating a platform positioning system and wind turbine |
| CN111717807A (en) * | 2020-05-21 | 2020-09-29 | 深圳供电局有限公司 | Hoisting device |
| CN111847268A (en) * | 2020-05-29 | 2020-10-30 | 武汉船用机械有限责任公司 | Hoisting device for offshore wind turbine maintenance |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110356959A (en) * | 2019-08-13 | 2019-10-22 | 中国船舶重工集团海装风电股份有限公司 | A kind of wind wheel hoisting fixture |
| CN111173692A (en) * | 2019-12-31 | 2020-05-19 | 上海扩博智能技术有限公司 | A maintenance instrument carry device for fan blade |
| CN111717807A (en) * | 2020-05-21 | 2020-09-29 | 深圳供电局有限公司 | Hoisting device |
| CN111847268A (en) * | 2020-05-29 | 2020-10-30 | 武汉船用机械有限责任公司 | Hoisting device for offshore wind turbine maintenance |
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Application publication date: 20150701 |
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