CN118877697B - Wind turbine hoisting device - Google Patents
Wind turbine hoisting device Download PDFInfo
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- CN118877697B CN118877697B CN202411364736.7A CN202411364736A CN118877697B CN 118877697 B CN118877697 B CN 118877697B CN 202411364736 A CN202411364736 A CN 202411364736A CN 118877697 B CN118877697 B CN 118877697B
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- clamping
- plate
- driving
- tower
- assembly
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Classifications
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- 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
- F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
- F03D13/10—Assembly of wind motors; Arrangements for erecting wind motors
- F03D13/139—Assembling or erecting wind motors by using lifting means
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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
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/108—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means for lifting parts of wind turbines
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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
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
- B66C1/425—Gripping members engaging only the external or internal surfaces of the articles motor actuated
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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
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
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- 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
- F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
- F03D13/10—Assembly of wind motors; Arrangements for erecting wind motors
- F03D13/104—Rotor installation, e.g. installation of blades
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- 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
- F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
- F03D13/10—Assembly of wind motors; Arrangements for erecting wind motors
- F03D13/112—Assembly of wind motors; Arrangements for erecting wind motors of towers; of masts
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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Wind Motors (AREA)
Abstract
The application provides a wind turbine generator hoisting device, and relates to the technical field of wind turbine generators, wherein the wind turbine generator is provided with a tower, a cage and an impeller; the plurality of tower cylinders are sequentially connected to the mounting positions in the mounting state, the machine box is arranged on the tower cylinders and is provided with at least three mounting holes, and the impellers are correspondingly arranged at the mounting holes. The application has the effects of improving the hoisting efficiency of the wind turbine generator and reducing the hoisting cost of the wind turbine generator.
Description
Technical Field
The application relates to the technical field of wind turbines, in particular to a wind turbine hoisting device.
Background
With the penetration of sustainable development, wind power generation is developed better, but how to ensure the hoisting efficiency of the wind turbine generator and correspondingly save the hoisting cost becomes a difficult problem to break through.
In the related art, the general steps of installing a wind generating set are that a transport vehicle firstly transports a wind generating assembly (such as a tower and an impeller) to an installation place, then the tower is hoisted through one hoisting device, another hoisting device is needed to pull the tower at the moment, when the tower is adjusted to be in a vertical state from a horizontal state, the tower in the vertical state is hoisted to an installation position, after the tower is hoisted, hoisting tools on the hoisting device are replaced, the impeller is hoisted, and finally the impeller is hoisted to the impeller installation position.
The related technology has the technical defects that firstly, a plurality of hoisting equipment is needed to hoist the wind turbine, on one hand, the hoisting cost of the wind turbine is increased, and on the other hand, when the space of the installation position of the wind turbine is limited, the hoisting work of the wind turbine is inconvenient, and secondly, when the tower is hoisted, the replacement hoisting is carried out, the impeller is hoisted, so that the process of hoisting the wind turbine is increased, and further, the hoisting efficiency of the wind turbine is greatly reduced.
Disclosure of Invention
The application provides a wind turbine generator hoisting device, which aims to reduce the cost of hoisting a wind turbine generator and improve the efficiency of hoisting the wind turbine generator.
The application provides a wind turbine generator hoisting device, which adopts the following technical scheme:
A wind turbine generator hoisting device is characterized in that the wind turbine generator is provided with a tower, a cage and an impeller; the plurality of tower cylinders are sequentially connected to the installation positions through the hoisting devices in the installation state; the machine box is arranged on the tower, and is provided with at least three mounting holes; the impeller is correspondingly arranged at the mounting hole through the lifting device, the lifting device is provided with a first state and a second state, the first state is used for lifting the tower, the second state is used for lifting the impeller, the lifting device comprises a lifting assembly, a lifting frame and a turnover unit connected with the lifting frame, the lifting frame is rotatably connected with a lifting rope of the lifting assembly, the turnover unit comprises a bearing plate, a turnover plate, a clamping assembly and a power assembly, the bearing plate is connected with the lifting frame, the turnover plate is rotatably connected with the bearing plate through the power assembly, the clamping assembly comprises a clamping plate, a driving piece and a plurality of clamping blocks, the clamping plate is rotatably connected with one side of the turnover plate, the clamping blocks are slidably connected with the clamping plate through the driving piece, the outer peripheral side of the tower is provided with an annular boss, the clamping blocks are provided with grooves matched with the annular boss, the turnover plate is connected with the lifting frame, the power assembly is rotatably connected with the lifting frame, the turnover plate is rotatably connected with the bearing plate, the power assembly is rotatably connected with the bearing plate, the turnover plate is rotatably connected with the bearing plate through the power assembly, the power assembly is rotatably connected with the clamping plate is rotatably connected with the bearing plate through the power assembly, and is rotatably connected with the bearing plate through the driving plate The impeller clamping device comprises a rotating assembly and a clamping assembly, wherein the clamping plate is in rotating connection with the bearing plate, in a second state, the rotating assembly changes an included angle between the clamping plate and the bearing plate, the clamping assembly clamps the impeller, the rotating assembly comprises a rotating motor, a first gear and a second gear, the first gear is in rotating connection with the bearing plate through the rotating motor, the second gear is in rotating connection with rotating shafts of the clamping plate and the bearing plate, the first gear is meshed with the second gear, and the rotating motor is used for driving the first gear to rotate.
Through the technical scheme, when the wind turbine generator is installed, one tower barrel is vertically fixed at the installation position, the steps are repeated, a plurality of tower barrels are sequentially connected and fixed, after the fixed connection of the plurality of tower barrels is completed, a machine box is installed on the tower barrel, after the machine box is installed, an impeller is moved to the position of an installation hole, the impeller is fixedly connected with the machine box, the installation of the wind turbine generator is realized, when the tower barrels are required to be hoisted, a hoisting device is adjusted to a first state, a hoisting assembly drives a hoisting frame to move, the hoisting frame drives a turnover unit to move to the position of the tower barrel turnover (a gap between the tower barrel and a transport vehicle thereof), a worker adjusts the turnover unit to a reasonable position, a power assembly is started, the power assembly drives a turnover plate to move, the turnover plate moves to drive the tower barrel above the turnover plate, meanwhile, the turnover clamping plate is turned to the end of the tower barrel, a driving piece is opened, the driving piece drives the clamping piece to move, the clamping piece is close to an annular boss, the clamping plate and the tower barrel is gradually turned over, the tower barrel is gradually turned over to the position of the lifting assembly, and the tower barrel is gradually turned over along with the lifting assembly, and the lifting assembly is gradually turned over to the position of the tower barrel after the tower barrel is completely hoisted, and the tower barrel is gradually turned over, and the tower barrel is completely hoisted. The tower drum can be overturned through the overturning unit, the gravity of the tower drum when being hoisted is gradually reduced, compared with the prior art, the tower drum hoisting device can reduce the cost of additionally using a plurality of hoisting devices, the tower drum hoisting device is beneficial to reducing the hoisting cost of the tower drum, meanwhile, the tower drum is fixed through the clamping assembly in the hoisting process, the phenomena of deflection, loosening and the like of the tower drum in the hoisting process can be prevented, the stability of the installation of the tower drum is beneficial to being improved, when the impeller is required to be hoisted, the hoisting device is adjusted to a second state, the rotating motor is started, the rotating motor drives the first gear to rotate, the first gear drives the second gear to rotate, the second gear rotates to drive the clamping plate to rotate, the clamping plate rotates on the bearing plate, the clamping plate and the bearing plate are in a vertical state, the hoisting assembly conveys the hoisting frame to the impeller clamping position, the clamping unit moves to the impeller hoisting position, the clamping assembly is started, the impeller is clamped by the clamping assembly, and the impeller is conveyed to the impeller installation position by the hoisting assembly. The included angle between the clamping plate and the bearing plate can be changed through the arranged rotating assembly, the mode of the pile lifting device is switched to the second state, and the clamping assembly is matched to clamp the impeller, so that the lifting device can simultaneously realize lifting of the tower and the impeller, namely lifting of the impeller can be carried out through adjusting the gesture after lifting of the tower is completed.
The power assembly comprises a power motor, a speed reducer, a first connecting rod and a second connecting rod, wherein the speed reducer is arranged on the bearing plate and used for driving the speed reducer to rotate, the first connecting rod is connected to the output end of the speed reducer, the second connecting rod is rotatably connected to one end, far away from the speed reducer, of the first connecting rod, the axial direction of the output end of the speed reducer is the same as the axial direction of rotating shafts of the first connecting rod and the second connecting rod, and the turnover plate is hinged to the other end of the second connecting rod.
Through adopting above-mentioned technical scheme, when needs overturn to the tower section of thick bamboo, open power motor, power motor drives the reduction gear and rotates, and the reduction gear rotates and drives first connecting rod motion, and first connecting rod motion drives the second connecting rod motion, and the second connecting rod motion drives the turning plate motion, and the turning plate motion is in the loading board up-movement, and the motion of turning plate drives the tower section of thick bamboo motion, and then realizes driving the purpose of tower section of thick bamboo upset.
Optionally, the power assembly further comprises a limiting piece, wherein the limiting piece comprises an arc-shaped block and a limiting rod, the arc-shaped block is arranged on the bearing plate and is provided with a limiting groove, one end of the limiting rod is connected to the rotating shafts of the overturning plate and the bearing plate, and the other end of the limiting rod extends into the limiting groove and is in sliding connection with the side wall of the limiting groove.
By adopting the technical scheme, the overturning plate overturns on the bearing plate, the rotating shaft between the overturning plate and the bearing plate drives the limiting rod to move, the other end of the limiting rod moves on the arc-shaped block, and the arc-shaped block can limit the movement track of the limiting rod, so that the stable overturning movement of the overturning plate can be ensured, and the stability of overturning the tower barrel is improved.
The driving piece comprises a driving bidirectional screw, a driving bevel gear, a driven bevel gear and a driving motor, wherein the driving bidirectional screw is rotationally connected to the clamping plate, the driving bidirectional screw is provided with a forward threaded section, a reverse threaded section and a middle straight section, a plurality of clamping blocks are respectively arranged on the forward threaded section and the reverse threaded section and are in sliding connection with the clamping plate, the driven bevel gear is arranged on the middle straight section, the driving bevel gear is rotationally connected to the clamping plate through the driving motor and meshed with the driven bevel gear, and the driving motor is used for driving the driving bevel gear to rotate.
By adopting the technical scheme, when the tower is required to be fixed, the driving motor is started, the driving motor drives the driving bevel gear to rotate, the driving bevel gear drives the driven bevel gear to rotate, the driven bevel gear drives the driving bidirectional screw to rotate, the driving bidirectional screw rotates to drive the clamping blocks to move, when the clamping blocks are mutually close, the clamping blocks are clamped with the annular boss, the tower is fixed, the phenomenon that the tower is deviated when the tower is hoisted is reduced, when the tower is hoisted to the installation position, the driving motor is started, the driving motor drives the driving bevel gear to rotate, the driving bevel gear drives the driven bevel gear to rotate, the driven bevel gear drives the driving bidirectional screw to rotate, the driving bidirectional screw rotates to drive the clamping blocks to move, and when the clamping blocks are gradually far away from each other, the tower gradually falls to the installation position on the turnover plate, so that the installation operation of the tower is conveniently realized subsequently.
The clamping plate is provided with a clamping groove, the clamping assembly is arranged in the clamping groove, the clamping assembly comprises a lower clamping block, side part abutting blocks and a plurality of upper clamping blocks, the lower clamping blocks are connected to the clamping plate in a sliding mode, the upper clamping blocks are arranged on the side wall of the clamping groove, the upper clamping blocks and the lower clamping blocks form a clamping space for the impeller, the distance between the upper clamping blocks and the lower clamping blocks is variable, the side part abutting blocks are arranged on the side wall of the clamping groove, and the side part abutting blocks can abut against the side wall of the impeller.
Through adopting above-mentioned technical scheme, hoisting assembly transports the lifting frame to impeller clamping position department, and the staff is adjusted the lifting frame, and the impeller enters into the centre gripping inslot, and the bottom and the lower grip block contact of impeller, the lateral wall and the lateral part of impeller support tight piece contact, simultaneously according to the curvature of different positions of impeller, adjust different last grip blocks respectively, so can be better realization is fixed the centre gripping of impeller, simultaneously, also can be the at utmost protect it when fixed impeller, treat that the impeller centre gripping is fixed after accomplishing, hoisting assembly will be transported to impeller mounted position department by the impeller of centre gripping, carries out the follow-up installation of impeller.
The clamping assembly comprises an adjusting piece used for driving the lower clamping block to move, the adjusting piece comprises an adjusting motor, an adjusting screw and an adjusting block, the adjusting screw is rotationally connected to the clamping plate, the axial direction of the adjusting screw is perpendicular to the hoisting direction of the hoisting assembly, the adjusting block is in threaded connection with the adjusting screw and is in sliding connection with the side wall of the clamping groove, the lower clamping block is connected with the adjusting block, and the adjusting motor is used for driving the adjusting screw to rotate.
Through adopting above-mentioned technical scheme, when carrying out the centre gripping to the impeller of different specifications, open accommodate motor, accommodate motor drives adjusting screw and rotates, and adjusting screw drives the regulating block and moves on the grip block, and the motion of regulating block drives down the grip block motion, and then can adjust the most suitable clamping position according to the impeller of different specifications to improve the centre gripping effect to the impeller.
The clamping assembly comprises a clamping plate, a clamping assembly, a side abutting block, a driving piece, a driving motor and a driving motor, wherein the clamping assembly further comprises the driving piece used for driving the side abutting block to be close to the impeller, the driving piece comprises a driving gear, a driving rack and the driving motor, the driving gear is rotationally connected to the clamping plate through the driving motor, the driving rack is slidingly connected to the overturning plate, the side abutting block is arranged on the driving rack, the driving gear is meshed with the driving rack, and the driving motor is used for driving the driving gear to rotate.
Through adopting above-mentioned technical scheme, when the impeller is located the centre gripping inslot, open and drive the motor, drive motor drive and drive the gear rotation, drive the gear and drive rack motion, drive rack drive lateral part and support tight piece motion, lateral part supports tight piece and impeller lateral part motion towards the impeller, and the lateral wall supports tight piece and impeller contact to the position of impeller is spacing fixed, prevents that the phenomenon of skew from appearing in the hoist and mount in-process of impeller, has improved the centre gripping effect to the impeller from this.
Optionally, the chucking piece is the arc setting, just the radian of chucking piece is the same with the radian of tower section of thick bamboo.
Through adopting above-mentioned technical scheme, set up the chucking piece into the arc to the arc of chucking piece is the same with the radian of tower section of thick bamboo, so can realize the abundant chucking of the annular boss on chucking piece and the tower section of thick bamboo, improves the fixed effect of chucking to the tower section of thick bamboo, and then guarantees the stability to tower section of thick bamboo hoist and mount.
In summary, the present application includes at least one of the following beneficial technical effects:
The tower drum can be overturned through the overturning unit, so that the gravity of the tower drum when being hoisted is gradually reduced, and compared with the prior art, a plurality of hoisting devices can be additionally used, the cost for hoisting the tower drum is reduced, meanwhile, the tower drum is fixed by the clamping assembly in the hoisting process, the phenomena of deflection, looseness and the like of the tower drum in the hoisting process can be prevented, and the stability for installing the tower drum is improved.
When the tower is hoisted to the installation position, the driving motor is started, the driving bevel gear is driven by the driving motor to rotate, the driven bevel gear is driven by the driven bevel gear to drive the two-way screw to rotate, the two-way screw is driven by the driven bevel gear to drive the clamping block to move, when the clamping blocks are mutually close, the clamping block is clamped with the annular boss, the tower is fixed, the phenomenon of deflection of the tower is reduced when the tower is hoisted, the driving motor is started, the driving bevel gear is driven by the driving motor to drive the driven bevel gear to rotate, the two-way screw is driven by the driven bevel gear to rotate, the clamping block is driven by the two-way screw to move, and when the clamping blocks are gradually far away from each other, the tower gradually falls to the installation position on the turnover plate, so that the installation operation of the tower is convenient to follow-up realization.
3. The included angle between the clamping plate and the bearing plate can be changed through the arranged rotating assembly, so that the form of the lifting device is changed to a second state, the clamping assembly is matched to clamp the impeller, the lifting device can simultaneously realize lifting of the tower and the impeller, namely lifting of the impeller can be carried out through adjusting the gesture after lifting of the tower is completed, compared with the prior art, the phenomenon that different lifting tools need to be replaced when different objects (the tower and the impeller) are lifted can be reduced, on one hand, different lifting tools do not need to be additionally manufactured, and then the lifting cost of a wind turbine generator is reduced, on the other hand, the process that different lifting tools need to be replaced for lifting different objects can be reduced, and the lifting efficiency of the wind turbine generator is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a wind turbine generator system lifting device in a first posture.
Fig. 2 is a schematic structural diagram of the wind turbine generator system lifting device in the second posture.
Fig. 3 is a schematic diagram of a part of a hoisting device of a wind turbine generator.
Fig. 4 is an enlarged view of a portion a of fig. 2.
Fig. 5 is an enlarged view of a portion B of fig. 3.
Fig. 6 is a schematic diagram of a part of a hoisting device of a wind turbine generator according to the second embodiment of the application.
Fig. 7 is an enlarged view of a portion C of fig. 6.
Fig. 8 is an enlarged view of a portion D of fig. 6.
Fig. 9 is an enlarged view of the portion E of fig. 6.
Fig. 10 is a schematic diagram of a part of a hoisting device of a wind turbine generator according to the third embodiment of the application.
Fig. 11 is a cross-sectional view of fig. 10.
Fig. 12 is an enlarged view of the portion F of fig. 11.
FIG. 13 is a schematic view of a wind turbine generator system according to the present application.
Fig. 14 is an enlarged view of a portion G of fig. 3.
Fig. 15 is a schematic diagram of a part of a hoisting device of a wind turbine generator.
The reference numerals indicate that 1, a hoisting assembly; 2, lifting the hanger; 3, a turnover unit; 31, a carrying plate, 32, a turnover plate, 33, a clamping assembly, 331, a clamping plate, 332, a driving piece, 3321, a driving bidirectional screw, 33211, a forward thread section, 33212, a reverse thread section, 33213, a middle straight section, 3322, a driving bevel gear, 3323, a driven bevel gear, 3324, a driving motor, 333, a clamping block, 3331, a clamping groove, 34, a power assembly, 341, a power motor, 342, a speed reducer, 343, a first connecting rod, 344, a second connecting rod, 345, a limiting piece, 3451, an arc-shaped block, 34511, a limiting groove, 3452, a limiting rod, 4, a tower drum, 41, an annular boss, 5, a clamping unit, 51, a clamping plate, 511, a clamping groove, 52, a rotating assembly, 521, a rotating motor, 522, a first gear, 523, a second gear, 53, a clamping assembly, 531, a lower clamping block, 532, an upper clamping block, 5321, a lower adjusting cylinder, 533, a side abutting block, 534, an adjusting piece, 5341, an adjusting motor, 5342, an adjusting block, 5343, a gear, 5343, a driving motor, 5343, a gear, 5371, a driving carriage, a gear, a driving carriage, a driving gear, a driving gear, a gear, and a driving gear, and a driving gear and a driving gear and driving and driving gear and driving.
Detailed Description
The present application is described in further detail below in conjunction with fig. 1-15.
The embodiment of the application discloses a hoisting device for a wind turbine.
A wind turbine generator hoisting device comprises a plurality of tower cylinders 4, a plurality of machine carriages 7 and impellers 6, wherein the plurality of tower cylinders 4 are sequentially connected to a mounting position in a mounting state, the machine carriages 7 are arranged on the tower cylinders 4, at least three mounting holes 71 are formed in the machine carriages 7, and the impellers 6 are correspondingly arranged at the mounting holes 71. It should be noted that in the embodiment of the present disclosure, the number of the towers 4 may not be limited, and different numbers of towers 4 may be selected according to the specific requirements of the construction.
The wind turbine generator hoisting device comprises a hoisting assembly 1, a hoisting frame 2, a turnover unit 3 connected with the hoisting frame 2 and a clamping unit 5 connected with the turnover unit 3, wherein the hoisting frame 2 is rotatably connected with a hoisting rope of the hoisting assembly 1, the turnover unit 3 is used for overturning a tower 4 placed on a transport vehicle, so that the tower 4 can move from a horizontal state to a vertical state, the hoisting of the tower 4 is facilitated, a plurality of hoisting devices are not needed to assist the hoisted tower 4, the hoisting cost of the wind turbine generator is reduced, the clamping unit 5 is used for clamping the impeller 6, and the hoisting device is in a second state through adjusting the hoisting device, so that the hoisting of the impeller 6 can be realized. It should be noted that, at least two clamping units 5 may be provided in the present application, so as to improve the clamping effect on the impeller 6, and the number of the clamping units 5 is not particularly limited, and in the present application, two clamping units 5 are provided as an example in the drawings.
Specifically, when needs overturn tower section of thick bamboo 4, can drive through hoist and mount subassembly 1 and play gallows 2 motion, the traction of cooperation staff for in the clearance between the upset unit 3 motion to tower section of thick bamboo 4 and its transport vehicle, and then through adjusting upset unit 3, realize the upset operation to tower section of thick bamboo 4.
Referring to fig. 3, 7, 10, 11, and 14, the turnover unit 3 includes a loading plate 31, a turnover plate 32, a clamping assembly 33, and a power assembly 34, the loading plate 31 is connected with the lifting frame 2, the turnover plate 32 is rotatably connected to the loading plate 31 through the power assembly 34, wherein in the embodiment of the disclosure, an axial direction of a rotation shaft between the turnover plate 32 and the loading plate 31 is perpendicular to a lifting direction of the lifting assembly 1, the clamping assembly 33 includes a clamping plate 331, a driving piece 332, and a plurality of clamping blocks 333, the clamping plate 331 is rotatably connected to one side of the turnover plate 32, the axial direction of the rotation shaft between the clamping plate 331 and the turnover plate 32 is the same as the axial direction of the rotation shaft between the turnover plate 32 and the loading plate 31, the plurality of clamping blocks 333 are slidably connected with the clamping plate 331 through the driving piece 332, an outer circumferential side of the tower 4 has an annular boss 41, the clamping blocks 333 have clamping grooves 3331 adapted to the annular boss 41, the power assembly 34 drives the turnover plate 32 to move so as to drive the tower 4 on the turnover plate 32 to move in the first state, and the driving piece 332 moves so as to clamp the clamping blocks 333 to drive the annular boss 41 to move. Specifically, when the power assembly 34 drives the turnover plate 32 to move, the turnover plate 32 drives the tower 4 thereon to turn over, and at the same time, the clamping plate 331 is adjusted to turn over, the clamping plate 331 moves to the end of the tower 4, the driving piece 332 drives the clamping block 333 to move, and the clamping block 333 is clamped with the annular boss 41, so that fixation between the tower 4 and the clamping plate 331 is realized.
In the embodiment of the present disclosure, the hoisting direction of the hoisting assembly 1 refers to the direction along the hoisting rope (the hoisting assembly 1 has the hoisting rope).
In some embodiments of the present disclosure, the clamping blocks 333 are arc-shaped, and the arc of the clamping blocks 333 is the same as the arc of the tower 4. When so set up, chucking piece 333 can with annular boss 41 chucking, and then carry the fixed effect to tower section of thick bamboo 4 to improve the stability of tower section of thick bamboo 4 hoist and mount.
In some embodiments of the present disclosure, referring to fig. 3 and 9, the lifting device may further include a moving assembly 54 for driving the clamping plate 331 to rotate on the carrier plate 31, the moving assembly 54 includes a driving gear 541, a driven gear 542, and a moving motor 543, wherein the driven gear 542 is disposed on the rotating shaft of the clamping plate 331 on the carrier plate 31, the driving gear 541 is rotatably connected to the carrier plate 31, the driving gear 541 is meshed with the driven gear 542, and the moving motor 543 is used for driving the driving gear 541 to rotate.
Referring to fig. 3, 6 and 7, the power assembly 34 includes a power motor 341, a decelerator 342, a first link 343 and a second link 344, the decelerator 342 is mounted on the carrier plate 31, an output end of the power motor 341 is connected with the decelerator 342, the power motor 341 is used to drive the decelerator 342 to rotate, the first link 343 is connected with an output end of the decelerator 342, the second link 344 is rotatably connected with an end of the first link 343 far from the decelerator 342, wherein an axial direction of the output end of the decelerator 342 is the same as an axial direction of rotation shafts of the first link 343 and the second link 344 (it will be understood that in the embodiment of the present disclosure, an axial direction of an output shaft of the decelerator 342 is perpendicular to a direction of a hoist rope of the hoist assembly 1), and the turnover plate 32 is hinged with the other end of the second link 344. When the turning plate 32 is required to be driven to move, the power motor 341 rotates to drive the speed reducer 342 to rotate, the speed reducer 342 rotates to drive the first connecting rod 343 to move, the first connecting rod 343 drives the second connecting rod 344 to move, and the second connecting rod 344 drives the turning plate 32 to move, so that the purpose of turning the turning plate 32 is achieved. It should be noted that, the rotation of the power motor 341 drives the speed reducer 342 to rotate, the rotation of the speed reducer 342 drives the first link 343 to reciprocate, and similarly, the reciprocation of the first link 343 drives the reciprocation of the second link 344, and the movement of the second link 344 realizes the movement of the flipping plate 32.
Referring to fig. 3 and 4, in some embodiments of the present disclosure, to limit the movement track of the turnover plate 32, the power assembly 34 further includes a limiting member 345, where the limiting member 345 includes an arc-shaped block 3451 and a limiting rod 3452, the arc-shaped block 3451 is mounted on the carrier plate 31, the arc-shaped block 3451 has a limiting groove 34511, one end of the limiting rod 3452 is connected to the rotation shafts of the turnover plate 32 and the carrier plate 31, and the other end of the limiting rod 3452 extends into the limiting groove 34511 and is slidably connected with the side wall of the limiting groove 34511. When the turnover plate 32 performs turnover movement, the rotating shaft between the turnover plate 32 and the bearing plate 31 drives the limiting rod 3452 to move, the other end of the limiting rod 3452 slides along the side wall of the limiting groove 34511, and after the limiting rod 3452 moves to a certain position, the limiting rod 3452 does not move under the action of the limiting block, and at the moment, the turnover plate 32 does not turn over any more, so that the limitation of the movement track of the turnover plate 32 is realized.
Referring to fig. 3, 11 and 12, in some embodiments of the present disclosure, the driving member 332 includes a driving bi-directional screw 3321, a driving bevel gear 3322, a driven bevel gear 3323 and a driving motor 3324, the driving bi-directional screw 3321 is rotatably coupled to the clamping plate 331, wherein the driving bi-directional screw 3321 has a forward threaded section 33211, a reverse threaded section 33212 and a middle straight section 33213, a plurality of clamping blocks 333 are respectively threaded to the forward threaded section 33211 and the reverse threaded section 33212, and the clamping blocks 333 are slidably coupled to the clamping plate 331, the driven bevel gear 3323 is fixed to the middle straight section 33213 by means of a key connection, the driving bevel gear 3322 is rotatably coupled to the clamping plate 331 by means of the driving bevel gear 3324, the driving bevel gear 3322 is engaged with the driven bevel gear 3323, and the driving motor 3324 is used to drive the driving bevel gear 3322 to rotate (see fig. 15). Referring to fig. 3, 5, 8 and 13, the clamping unit 5 includes a clamping plate 51, a rotating assembly 52 and a clamping assembly 53, wherein the clamping plate 51 is rotatably connected with the carrier plate 31 through the rotating assembly 52, and in the second state, the rotating assembly 52 changes an included angle between the clamping plate 51 and the carrier plate 31, and the clamping assembly 53 clamps the impeller 6.
Referring to fig. 3, 8 and 13, the rotating assembly 52 includes a rotating motor 521, a first gear 522 and a second gear 523, the first gear 522 is rotatably connected to the carrier plate 31 through the rotating motor 521, the second gear 523 is rotatably connected to the rotation shafts of the clamping plate 51 and the carrier plate 31, the first gear 522 is meshed with the second gear 523, the rotating motor 521 is used for driving the first gear 522 to rotate, and an axial direction of an output shaft of the rotating motor 521 is perpendicular to a lifting direction of the lifting assembly 1. Specifically, when the lifting device is in the second state, the rotating motor 521 drives the first gear 522 to rotate, the first gear 522 drives the second gear 523 to rotate, and the clamping plate 51 is turned over under the action of the second gear 523, so that the lifting device takes on a posture of clamping the impeller 6.
Referring to fig. 3, 5, 6, 7 and 13, the clamping plate 51 is provided with a clamping groove 511, and a clamping assembly 53 is mounted in the clamping groove 511, and the clamping assembly 53 is used for clamping the impeller 6. It can be appreciated that when the impeller 6 needs to be clamped, the lifting frame 2 can be driven to move through the lifting assembly 1 and be matched with the traction of staff, the clamping unit 5 moves to the position of the impeller 6, the clamping plate 51 is close to the impeller 6 through the lifting frame 2, the impeller 6 stretches into the clamping groove 511, and the clamping assembly 53 is adjusted to clamp the impeller 6.
Referring to fig. 3, 5, 6, 7 and 13, the clamping assembly 53 includes a lower clamping block 531, a lateral abutting block 533 and a plurality of upper clamping blocks 532, wherein the lower clamping block 531 is slidably connected to the clamping plate 51, the movement direction of the lower clamping block 531 is perpendicular to the width direction of the impeller 6 (it can be understood that in the embodiment of the disclosure, the impeller 6 is in a thin strip shape, one end of the impeller 6 is set to be the length direction thereof, and the direction perpendicular to the length direction is the width direction), so that the optimal clamping position of the impeller 6 can be found by continuously sliding the lower clamping block 531, a plurality of upper clamping blocks 532 can be movably mounted on the side wall of the clamping groove 511, the upper clamping blocks 532 and the lower clamping blocks 531 form a clamping space for the impeller 6, and the distance between the upper clamping blocks 532 and the lower clamping blocks 531 can be changed, so that the distance between the upper clamping blocks 532 and the lower clamping blocks 531 can be changed according to the curvature of the impeller 6, and further improving the clamping effect on the impeller 6, and the lateral abutting block 533 can move the side wall of the clamping groove 511 and the lateral abutting block 533 can abut against the side wall 533 of the impeller 6. Thus, the impeller 6 is fixed in multiple directions by the upper clamping block 532, the lower clamping block 531 and the lateral abutting block 533, and the clamping effect on the impeller 6 is further improved.
Referring to fig. 5, 6, 7 and 13, in some embodiments of the present disclosure, the clamping assembly 53 includes an adjusting member 534 for driving the lower clamping block 531 to move, the adjusting member 534 includes an adjusting motor 5341, an adjusting screw 5342, and an adjusting block 5343, the adjusting screw 5342 is rotatably connected to the clamping plate 51, an axial direction of the adjusting screw 5342 is perpendicular to a lifting direction of the lifting assembly 1, the adjusting block 5343 is threadedly connected to the adjusting screw 5342, the adjusting block 5343 is slidably connected to a side wall of the clamping groove 511, the lower clamping block 531 is connected to the adjusting block 5343, and the adjusting motor 5341 is used for driving the adjusting screw 5342 to rotate. So, when the lower clamping block 531 needs to be moved, the adjusting motor 5341 is started, the adjusting motor 5341 drives the adjusting screw 5342 to rotate, the adjusting screw 5342 drives the adjusting block 5343 to move, the adjusting block 5343 drives the lower clamping block 531 to move, the purpose of driving the lower clamping block 531 to move is achieved, and the best clamping position of the impeller 6 is conveniently found.
Referring to fig. 5, 6, 7 and 13, in some embodiments of the present disclosure, the clamping assembly 53 further includes a driver 535 for driving the side abutting block 533 to approach the impeller 6, the driver 535 includes a driving gear 5351, a driving rack 5352 and a driving motor 5353, the driving gear 5351 is rotatably connected to the clamping plate 51 through the driving motor 5353, the driving rack 5352 is slidably connected to the turnover plate 32, the side abutting block 533 is disposed on the driving rack 5352, the driving gear 5351 is engaged with the driving rack 5352, and the driving motor 5353 is used for driving the driving gear 5351 to rotate.
Further, the side abutting block 533 may be made of a flexible material, and a side of the side abutting block 533 near the impeller 6 may have a protrusion (not specifically labeled in the present application). In this way, the protruding part arranged on the side abutting block 533 can limit the side part of the impeller 6 and disperse partial stress between the impeller 6 and the side abutting block 533 when the impeller 6 is hoisted, so that the hoisting stability of the impeller 6 is ensured. The application also provides a hoisting method of the wind turbine, which comprises the following steps:
S1, installing a tower drum 4;
S11, turning over the tower 4, opening the hoisting assembly 1, enabling the hoisting assembly 1 to drive the hoisting frame 2 to move, enabling the hoisting frame 2 to move to drive the turning over unit 3 to move, enabling the turning over unit 3 to be conveyed to a position where the tower 4 can be turned over (the turning over unit 3 is positioned at a gap between the tower 4 and a transport vehicle, it can be understood that the tower 4 is conveyed to a construction site through the transport vehicle tower 4, in the related art, in order to prevent the phenomenon that the tower 4 is damaged due to direct contact between the tower 4 and the transport vehicle, the middle part of the tower 4 at the position where the transport vehicle is placed is suspended, the suspended part forms a gap with a bearing surface of the transport vehicle), driving the clamping plate 331 to move, enabling the clamping plate 331 to be turned over to the end part of the tower 4, adjusting the driving motor 3324 and the driving bevel gear 3322 to rotate, enabling the driving bevel gear 3322 to drive the driven bevel gear 3323 to rotate, enabling the bidirectional screw 3321 to drive the bidirectional screw 333 to move, enabling the bidirectional screw 3321 to clamp the clamping block 333 to move close to the tower 4, enabling the annular boss 41 to extend into the clamping groove 31, enabling the clamping block 333 to clamp the annular boss 41 to clamp the clamping block 34, and opening the power assembly 34 to drive the power assembly 34 to move to the tower 4 to a state where the tower 4 is turned over from the position to the vertical state, and the tower 4 is turned over by the position when the lifting plate is installed;
S12, adjusting the rotating assembly 52, driving the clamping plate 51 to move by the rotating assembly 52, turning over the clamping plate 51, placing the tower 4 at the installation position by the hoisting assembly 1, and completing the installation of the tower 4, specifically, starting the rotating motor 521, driving the first gear 522 to move by the rotating motor 521, driving the second gear 523 to move by the first gear 522, driving the clamping plate 51 to move by the second gear 523, and turning over the clamping plate 51 to enable the tower 4 to be placed at the installation position of the tower 4 without interference.
In the embodiment of the present disclosure, if the clamping plate 51 and the carrying plate 31 form an angle therebetween, when the tower 4 is lifted, the tower 4 is interfered by the clamping plate 51, and the angle between the clamping plate 51 and the carrying plate 31 needs to be adjusted. The clamping plates 51 at the two ends of the bearing plate 31 are driven by the rotating assembly 52 to move oppositely until the bearing plate 31 and the clamping plates 51 at the two ends of the bearing plate 31 are in a horizontal state, so that the clamping plates 51 are turned over. In this way, the tower 4 can be smoothly placed at the installation position.
S2, installing an impeller 6;
S21, posture adjustment; the rotating assembly 52 is adjusted, the rotating assembly 52 drives the clamping plate 51 to move, the clamping plate 51 is folded, and the clamping plate 51 and the bearing plate 31 are in a vertical state; specifically, the rotating motor 521 is turned on, the rotating motor 521 drives the first gear 522 to move, the first gear 522 drives the second gear 523 to move, the second gear 523 drives the clamping plate 51 to move, and the clamping plate 51 is turned over to move, so that the lifting device is in the second state;
S22, clamping the impeller 6, placing the clamping unit 5 at the clamping position of the impeller 6 by the hoisting assembly 1 (the clamping unit 5 is positioned at the position of the impeller 6 carrier vehicle, moving the lifting frame 2 to enable the impeller 6 to enter the clamping groove 511), opening the clamping assembly 53, clamping the impeller 6 by the clamping assembly 53, and conveying the clamped impeller 6 to the mounting position of the impeller 6 by the hoisting assembly 1, so that the impeller 6 is mounted.
The impeller 6 is clamped specifically as follows, when the impeller 6 enters the clamping groove 511, an adjusting motor 5341 is started, the adjusting motor 5341 drives an adjusting screw 5342 to rotate, the adjusting screw 5342 drives an adjusting block 5343 to move, the adjusting block 5343 drives a lower clamping block 531 to move, the lower clamping block 531 moves in the clamping groove 511 to find the optimal clamping position of the impeller 6, after the lower clamping block 531 moves to a proper position, a lower adjusting cylinder 5321 is started, the lower adjusting cylinder 5321 drives an upper clamping block 532 to move, the upper clamping block 532 is contacted with the impeller 6, after the upper clamping block 532 is contacted with the impeller 6, a side abutting block 533 is adjusted, specifically, a driving motor 5353 is started, a driving motor 5353 is driven to rotate, a driving gear 5351 is driven to rotate, a driving rack 5352 is driven to move, the side abutting block 533 is close to the impeller 6, the side abutting block 533 is contacted with the side of the impeller 6, and therefore limiting of the side of the impeller 6 is achieved, and the impeller 6 is further fixed.
Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs. The terms "first," "second," "third," and the like in the description of the present application, are not used for any order, quantity, or importance, but are used for distinguishing between different components. The terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprising" or "comprises", and the like, is intended to mean that elements or items that are present in front of "comprising" or "comprising" are included in the word "comprising" or "comprising", and equivalents thereof, without excluding other elements or items. "upper", "lower", "left", "right", etc. are used merely to denote relative positional relationships, which may also change accordingly when the absolute position of the object to be described changes.
Claims (6)
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411364736.7A CN118877697B (en) | 2024-09-29 | 2024-09-29 | Wind turbine hoisting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411364736.7A CN118877697B (en) | 2024-09-29 | 2024-09-29 | Wind turbine hoisting device |
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| CN118877697A CN118877697A (en) | 2024-11-01 |
| CN118877697B true CN118877697B (en) | 2025-01-21 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105905808A (en) * | 2016-06-24 | 2016-08-31 | 成都世唯科技有限公司 | Deflection mechanism of lifting appliance |
| CN114104948A (en) * | 2021-11-19 | 2022-03-01 | 广东精铟海洋工程股份有限公司 | Adjustable fan blade lifting appliance |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK177338B1 (en) * | 2011-01-11 | 2013-01-21 | Liftra Aps | Auxiliary tools for lifting heavy and relatively long items, especially blades for wind turbines |
| KR102176566B1 (en) * | 2019-08-21 | 2020-11-09 | 두산중공업 주식회사 | Installing apparatus for blade of wind turbine |
| CN118499192A (en) * | 2024-06-04 | 2024-08-16 | 中国铁建港航局集团有限公司 | High-altitude quick docking device for blades of ultra-large fan and mounting method |
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- 2024-09-29 CN CN202411364736.7A patent/CN118877697B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105905808A (en) * | 2016-06-24 | 2016-08-31 | 成都世唯科技有限公司 | Deflection mechanism of lifting appliance |
| CN114104948A (en) * | 2021-11-19 | 2022-03-01 | 广东精铟海洋工程股份有限公司 | Adjustable fan blade lifting appliance |
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