CN111039145A - Fine adjustment device for hoisting pose of wind power blade lifting appliance - Google Patents

Fine adjustment device for hoisting pose of wind power blade lifting appliance Download PDF

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Publication number
CN111039145A
CN111039145A CN202010015718.3A CN202010015718A CN111039145A CN 111039145 A CN111039145 A CN 111039145A CN 202010015718 A CN202010015718 A CN 202010015718A CN 111039145 A CN111039145 A CN 111039145A
Authority
CN
China
Prior art keywords
guide wheel
lifting
wind power
pose
fine adjustment
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010015718.3A
Other languages
Chinese (zh)
Inventor
孟德彪
郭金宝
吕刚
李龑
武鹏
解天文
胡正国
汪尧
闫飞
曾薛洁
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Coal Technology & Engineering Group Nanjing Design & Research Institute Co ltd
University of Electronic Science and Technology of China
Zigong Innovation Center of Zhejiang University
Original Assignee
China Coal Technology & Engineering Group Nanjing Design & Research Institute Co ltd
University of Electronic Science and Technology of China
Zigong Innovation Center of Zhejiang University
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by China Coal Technology & Engineering Group Nanjing Design & Research Institute Co ltd, University of Electronic Science and Technology of China, Zigong Innovation Center of Zhejiang University filed Critical China Coal Technology & Engineering Group Nanjing Design & Research Institute Co ltd
Priority to CN202010015718.3A priority Critical patent/CN111039145A/en
Publication of CN111039145A publication Critical patent/CN111039145A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
    • 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
    • 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
    • B66C13/085—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions electrical
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
    • F03D80/50—Maintenance or repair
    • 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
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

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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)
  • Load-Engaging Elements For Cranes (AREA)

Abstract

The invention discloses a lifting pose fine-tuning device of a wind power blade lifting appliance, which is arranged at the top of a lifting frame, wherein the lifting frame is used for lifting wind power blades, the pose fine-tuning device comprises four groups of fine-tuning mechanisms symmetrically arranged at four corners of the top of the lifting frame, each fine-tuning mechanism comprises a cable, a roller driven by a winch, a guide wheel set and a corner guide wheel, the guide wheel set and the corner guide wheel are used for fixing a cable guide path, the tail end of the cable is connected with the roller, and the cable is sequentially acted on the guide wheel set and the corner guide wheel and then is connected with a lifting hook; the invention can realize fine adjustment of the air pose of the wind power blade in the hoisting and maintenance processes.

Description

Fine adjustment device for hoisting pose of wind power blade lifting appliance
Technical Field
The invention relates to the technical field of wind power blade hoisting devices, in particular to a fine tuning device for hoisting pose of a wind power blade hoisting device.
Background
In the hoisting and maintenance process of the wind power blade, the weight of the wind power blade is large, the hoisting needs a special hoisting tool for hoisting, and the pose of the blade needs to be adjusted in the assembling process of the blade and the wind power unit, so that the blade and the wind power unit are accurately positioned and butted.
However, the crane moves in the hoisting process of the wind power blade, so that the gravity center shift and the potential safety hazard are brought, and the blade and the fan assembly cannot be accurately positioned and butt-jointed in the hoisting process of the wind power blade.
Disclosure of Invention
In order to solve the problems in the prior art, the invention aims to provide a fine adjustment device for the hoisting pose of a wind power blade hoisting tool.
In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides a wind-powered electricity generation blade hoist and mount position appearance micromatic setting, this position appearance micromatic setting installs in the top of gallows, the gallows is used for hoist and mount wind-powered electricity generation blade, position appearance micromatic setting include four group symmetries install in fine setting mechanism on four angles in the gallows top, fine setting mechanism includes the hawser, by hoist engine driven cylinder and be used for the guide pulley group and the angle leading wheel of fixed hawser guide path, the end of hawser with the cylinder is linked, and the hawser acts on in proper order be connected with the lifting hook behind guide pulley group and the angle leading wheel.
As a preferred embodiment, the guide wheel set comprises a first guide wheel and a second guide wheel, and a movable pulley set for winding the cable is arranged between the first guide wheel and the second guide wheel.
In another preferred embodiment, the rollers and the movable pulley block are arranged in parallel, the rotating shafts of the first guide wheel and the second guide wheel are perpendicular to the hanging bracket, and the rotating shaft of the corner guide wheel is parallel to the hanging bracket.
As another preferred embodiment, the movable pulley group comprises two groups of movable pulleys.
As another preferred embodiment, the hanger is further provided with an electrical control cabinet for controlling four sets of winches.
In another preferred embodiment, lifting lugs are further arranged at four corners of the hanging bracket.
In the invention, guide wheel sets which are arranged at four corners of a hanger and used for fixing cable guide paths and angle guide wheels at the four corners work in a coordinated and matched mode, cables are connected with lifting hooks of a crane through the angle guide wheels positioned at the four directions of the top end of the hanger, each cable is driven by a winch to adjust the length of the cable between the hanger and the lifting hook so as to realize fine adjustment of the position and posture of a blade, and fine adjustment of the 6-degree-of-freedom of the wind power blade in the air can be completed; the movable pulley block adopts a mode that a plurality of groups of movable pulleys are distributed in parallel, and each group of movable pulleys can reduce the pulling force of the winch 1/2, so that the rigidity of the winch in the hoisting process is improved, and the manufacturing cost is reduced; the motion control of the four groups of cables can be automatically controlled by an electric control cabinet, and the pose of the blade can be adjusted manually.
The invention has the beneficial effects that:
1. in order to reduce gravity center shift and potential safety hazards caused by movement of a crane in the process of hoisting wind power blades, four groups of fine adjustment mechanisms are arranged at four corners of a blade hoisting hanger to realize fine adjustment of the aerial posture of the wind power blades in the hoisting process, and pulley block cable guide devices which are symmetrically distributed are arranged at the four corners of the blade hoisting hanger to realize fine adjustment of the aerial posture of the blades, so that accurate positioning and butt joint installation of the blades and a fan assembly in the hoisting process of the wind power blades are completed, the safety of the whole hoisting equipment is improved, manual intervention is avoided, and manual remote safety monitoring and operation are realized.
2. The pull force of the cable on the winch is reduced through the movable pulley block, the size of the winch is reduced, the lightweight design of the blade pose fine adjustment mechanism is realized, and the production cost of the whole system is reduced.
3. The adjustment of the aerial posture of the blade is realized by adjusting the cable between the hanger and the crane hook, the intervention of additional hoisting equipment is reduced, the self-adaptive capacity of the blade hoisting equipment is provided, and the hoisting cost of the wind power blade is reduced.
4. The size of the hoisting force of the four corners of the hanger and the length of the mooring rope can be automatically adjusted through the electric control cabinet, so that remote automatic control is convenient to realize, and the control technology can easily realize blade posture adjustment and realize accurate control.
Drawings
FIG. 1 is a schematic structural diagram of a wind power blade lifting tool hoisting pose fine-tuning device in an embodiment of the invention;
FIG. 2 is a top view of the fine tuning device for the hoisting pose of the wind power blade lifting appliance in the embodiment of the invention.
Reference numerals:
1. the device comprises a first corner guide wheel, a second corner guide wheel, a third corner guide wheel, a fourth corner guide wheel, a.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Examples
As shown in fig. 1, the fine tuning device for the air attitude of the wind power blade comprises a first corner guide wheel 1, a second corner guide wheel 2, a third corner guide wheel 3, a fourth corner guide wheel 4, a first guide wheel 5, a movable pulley block 6, a second guide wheel 7, a winch cover 8, a lifting lug 9, a roller 10, a winch frame 11, a frame mounting plate 12, an electrical control cabinet 13 and a control cabinet mounting steel frame 14. First angle leading wheel 1, second angle leading wheel 2, third angle leading wheel 3 and fourth angle leading wheel 4 are installed respectively on four girder steels of gallows 15, and hawser 16 is connected with the lifting hook of hoist through first angle leading wheel 1, second angle leading wheel 2, third angle leading wheel 3 and fourth angle leading wheel 4 respectively. The four lifting lugs 9 are respectively positioned at four corners of a steel beam of the hanger 15 and connected with lifting hooks of the hanger through steel wire ropes, and are used for fixing the blade hanger, and the bypassing track of the cable 16 is shown in figure 1 and is connected with the lifting hooks through points A and B. When the length of the cable 16 is adjusted by the first corner guide wheel 1, the second corner guide wheel 2, the third corner guide wheel 3 and the fourth corner guide wheel 4, the tightness of the steel wire rope on the lifting lug 9 of the whole hanger 15 changes. When the cables 16 at the four corners break down or are worn off, the steel wire ropes of the lifting lugs 9 at the four corners play a role in protecting the hanging bracket. The second leading wheel 7 is installed on the girder steel of gallows, the movable pulley group 6, first leading wheel 5 and cylinder 10 are installed on hoist engine frame 11, hoist engine frame 11 is installed on frame mounting panel 12, four sets of hoist engine frames 11 and frame mounting panel 12 are arranged on gallows 15, all the other three first leading wheels of group 5, movable pulley group 6 and second leading wheel 7 are also installed respectively on corresponding hoist engine frame 11 and frame mounting panel 12, frame mounting panel 12 is installed on the girder steel, hoist cover 8 covers on frame mounting panel 12, every group of assembly pulley 6 in this embodiment all includes two sets of movable pulleys.
The whole fine adjustment device is realized as follows:
the first motion mode is the rotation motion taking the steel beam on one side of the hanger 15 as the shaft:
rotation mode 1: when the mooring ropes 16 on the first angle guide wheel 1 and the second angle guide wheel 2 are not moved, the winch drives the mooring ropes 16 on the third angle guide wheel 3 and the fourth angle guide wheel 4 to tighten, then the steel wires on the lifting lugs 9 on one sides of the third angle guide wheel 3 and the fourth angle guide wheel 4 are loosened, at the moment, the lifting frame 15 rotates by taking the steel beams where the first angle guide wheel 1 and the second angle guide wheel 2 are located as shafts, and the rotation angle is limited within 30 degrees. Similarly, when the cables 16 of the third angle guide wheel 3 and the fourth angle guide wheel 4 are not moved, the cables 16 on the first angle guide wheel 1 and the second angle guide wheel 2 are tightened, the steel wire ropes on the lifting lugs 9 on one sides of the first angle guide wheel 1 and the second angle guide wheel 2 are loosened, at the moment, the hanger 15 rotates by taking the third angle guide wheel 3 and the fourth angle guide wheel 4 as axes, and the rotation angle is limited within 30 degrees.
Rotation mode 2: when the cables 16 on the first corner guide wheel 1 and the fourth corner guide wheel 4 are not moved, the winch drives the cables 16 on the second corner guide wheel 2 and the third corner guide wheel 3 to tighten, the steel wires on the lifting lugs 9 on one sides of the second corner guide wheel 2 and the third corner guide wheel 3 are loosened, at the moment, the lifting frame 15 rotates by taking the steel beams where the first corner guide wheel 1 and the fourth corner guide wheel 4 are located as shafts, and the rotation angle is limited within 60 degrees. Similarly, when the cables 16 of the second corner guide wheel 2 and the third corner guide wheel 3 are not moved, the cables 16 on the first corner guide wheel 1 and the fourth corner guide wheel 4 are tightened, the steel wire ropes on the lifting lugs 9 on one sides of the first corner guide wheel 1 and the fourth corner guide wheel 4 are loosened, at the moment, the hanger 15 rotates by taking the second corner guide wheel 2 and the third corner guide wheel 3 as axes, and the rotation angle is limited within 60 degrees.
The second motion mode is that the turning motion taking the angle guide wheel of the hanger 15 as an axis:
the rotation mode is as follows: when the cables 16 on the first angle guide wheel 1 and the third angle guide wheel 3 are not moved, the winch drives the cable 16 on the second angle guide wheel 2 to tighten, the cable 16 on the fourth angle guide wheel 4 is loosened, the steel wire rope on the lifting lug 9 at the end of the second angle guide wheel 2 is loosened, at the moment, the hanging bracket 15 rotates by taking the steel beams where the first angle guide wheel 1 and the third angle guide wheel 3 are located as shafts, and the rotation angle is limited within 10 degrees. Similarly, when the cable 16 on the second corner guide wheel 2 and the fourth corner guide wheel 4 is not moved, the first corner guide wheel 1 is tightened, the cable 16 on the third corner guide wheel 3 is loosened, the steel wire rope on the lifting lug 9 at the end of the third corner guide wheel 3 is loosened, at the moment, the hanger 15 rotates by taking the second corner guide wheel 2 and the fourth corner guide wheel 4 as axes, and the rotation angle is limited within 10 degrees.
All accessible above direction of rotation is realized by the elasticity of adjusting hawser 16 on first angle leading wheel 1, second angle leading wheel 2, third angle leading wheel 3 and the fourth angle leading wheel 4, and the wire rope of lug 9 all is in the state of stretching at initial state, finely tunes the in-process in the position, and four groups of hoist engines are rotary drive four hawsers 16 simultaneously and are rotatory, promote a height with gallows 15 earlier, and the wire rope of four lugs 9 is in the lax state this moment to the fine setting of gallows position that follows.
In this implementation, the height of 16 hawsers promoted by four angle guide wheels and the deflection angle of the blades in the air can be automatically completed by the electric control cabinet 13, and the rotary mode realized by the electric control cabinet can be manually and remotely controlled and finely adjusted according to the actual working condition, so that the electric control cabinet has strong self-adaptive capacity.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims (6)

1. The utility model provides a wind-powered electricity generation blade hoist and mount position appearance micromatic setting, its characterized in that, this position appearance micromatic setting is installed in the top of gallows, the gallows is used for hoist and mount wind-powered electricity generation blade, position appearance micromatic setting include four group symmetries install in fine adjustment mechanism on four angles in the gallows top, fine adjustment mechanism includes the hawser, by hoist engine driven cylinder and be used for the guide pulley group and the angle leading wheel of fixed hawser guide path, the end of hawser with the cylinder is linked, and the hawser acts on in proper order be connected with the lifting hook behind guide pulley group and the angle leading wheel.
2. The fine adjustment device for the lifting pose of the wind power blade lifting appliance according to claim 1, wherein the guide wheel set comprises a first guide wheel and a second guide wheel, and a movable pulley block for winding a cable is arranged between the first guide wheel and the second guide wheel.
3. The fine adjustment device for the lifting pose of the wind power blade lifting appliance according to claim 2, wherein the roller and the movable pulley block are arranged in parallel, the rotating shafts of the first guide wheel and the second guide wheel are perpendicular to the lifting frame, and the rotating shaft of the angle guide wheel is parallel to the lifting frame.
4. The wind power blade lifting tool hoisting pose fine adjustment device according to claim 3, wherein the movable pulley block comprises two groups of movable pulleys.
5. The fine tuning device for lifting pose of wind power blade lifting appliance according to claim 1, characterized in that the lifting frame is further provided with an electric control cabinet for controlling four groups of windlasses.
6. The fine tuning device for the lifting pose of the wind power blade lifting appliance according to any one of claims 1 to 5, wherein lifting lugs are further arranged at four corners of the lifting frame.
CN202010015718.3A 2020-01-07 2020-01-07 Fine adjustment device for hoisting pose of wind power blade lifting appliance Pending CN111039145A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010015718.3A CN111039145A (en) 2020-01-07 2020-01-07 Fine adjustment device for hoisting pose of wind power blade lifting appliance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010015718.3A CN111039145A (en) 2020-01-07 2020-01-07 Fine adjustment device for hoisting pose of wind power blade lifting appliance

Publications (1)

Publication Number Publication Date
CN111039145A true CN111039145A (en) 2020-04-21

Family

ID=70244013

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010015718.3A Pending CN111039145A (en) 2020-01-07 2020-01-07 Fine adjustment device for hoisting pose of wind power blade lifting appliance

Country Status (1)

Country Link
CN (1) CN111039145A (en)

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