CN117284908A - Fan blade lifting tool for maintenance of wind turbine generator - Google Patents
Fan blade lifting tool for maintenance of wind turbine generator Download PDFInfo
- Publication number
- CN117284908A CN117284908A CN202311462641.4A CN202311462641A CN117284908A CN 117284908 A CN117284908 A CN 117284908A CN 202311462641 A CN202311462641 A CN 202311462641A CN 117284908 A CN117284908 A CN 117284908A
- Authority
- CN
- China
- Prior art keywords
- fixedly arranged
- block
- fan blade
- wind turbine
- turbine generator
- 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.)
- Withdrawn
Links
- 238000012423 maintenance Methods 0.000 title claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 238000009434 installation Methods 0.000 abstract description 2
- 210000001503 joint Anatomy 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- 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
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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
-
- 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
-
- 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
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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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wind Motors (AREA)
Abstract
The invention discloses a fan blade lifting tool for maintaining a wind turbine generator, which comprises a top disc, lifting rings, connecting ribs, an arc plate, connecting columns and a fixing frame, wherein the lifting rings are fixedly arranged on the top wall of the top disc, the connecting ribs are fixedly arranged on the bottom wall of the top disc, at least three groups of connecting ribs are arranged on the connecting ribs, the arc plate is fixedly arranged at the lower end of the connecting ribs, the connecting columns are fixedly arranged on the bottom wall of the arc plate, at least three groups of connecting columns are arranged, and the fixing frame is fixedly arranged at the lower end of the connecting columns and further comprises a lifting assembly. The invention belongs to the technical field of hoisting tools, and particularly relates to a fan blade hoisting tool for maintaining a wind turbine, which can be used for rapidly clamping and fixing the middle position of a fan blade, so that the positioning efficiency is improved, and the position can be conveniently calibrated and installed after hoisting, and the installation efficiency is improved.
Description
Technical Field
The invention belongs to the technical field of hoisting tools, and particularly relates to a fan blade hoisting tool for maintenance of a wind turbine.
Background
The wind driven generator is an electric power device which converts wind energy into mechanical work and drives a rotor to rotate and finally outputs alternating current. The wind driven generator generally comprises wind wheels, a generator (comprising a device), a direction regulator (tail wing), a tower, a speed limiting safety mechanism, an energy storage device and the like.
The small wind driven generator used in the city is long in positioning time and poor in effect when being disassembled and assembled, and the position can be calibrated only after being hoisted and assembled for a long time, so that the wind driven generator is quite inconvenient and low in working efficiency.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the fan blade hoisting tool for maintaining the wind turbine, which can rapidly clamp and fix the middle position of the fan blade, improves the positioning efficiency, can conveniently calibrate and install the position after hoisting, and improves the installation efficiency.
The technical scheme adopted by the invention is as follows: the utility model provides a wind turbine generator system maintains and uses fan blade lifting device, includes roof pan, rings, splice bar, arc, spliced pole and fixed frame, rings are fixed to be located the roof pan roof, the splice bar is fixed to be located the roof pan diapire, the splice bar is equipped with three at least groups, the arc is fixed to be located the splice bar lower extreme, the spliced pole is fixed to be located the arc diapire, the spliced pole is equipped with three at least groups, fixed frame is fixed to be located the spliced pole lower extreme, still includes hoisting assembly;
the lifting assembly is arranged on the fixed frame and comprises a servo motor, a rotating shaft, a connecting block, a connecting disc, a rotating motor and a bottom plate, wherein the servo motor is fixedly arranged on the outer side wall of the fixed frame, one end of the rotating shaft is arranged at the output end of the servo motor, the other end of the rotating shaft is rotationally arranged on the inner wall of the fixed frame, the connecting block is fixedly arranged on the rotating shaft, the connecting block is symmetrically arranged, the connecting disc is fixedly arranged on the bottom wall of the connecting block, the rotating motor is fixedly arranged on the bottom wall of the connecting disc, and the bottom plate is fixedly arranged at the output end of the rotating motor.
Further, the hoisting assembly further comprises a clamping unit, the clamping unit is arranged on the bottom plate, the clamping unit is arranged in an annular mode, the clamping unit is provided with three groups, the clamping unit comprises a fixing block, a stepping motor, a screw rod, an adjusting block, a limiting block, an electric push rod and a clamping plate, the fixing block is fixedly arranged on the top wall of the bottom plate, the fixing block is symmetrically arranged, the stepping motor is fixedly arranged on the outer side wall of the fixing block, one end of the screw rod is arranged at the output end of the stepping motor, the other end of the screw rod is rotationally arranged on the fixing block, the adjusting block penetrates through the screw rod and is in threaded connection with the screw rod, the limiting block is fixedly arranged on the bottom wall of the adjusting block, the electric push rod is fixedly arranged on the bottom wall of the limiting block, and the clamping plate is fixedly arranged at the free end of the electric push rod.
Further, the bottom plate is provided with travel holes, three groups of travel holes are formed in the bottom plate, the lower ends of the limiting blocks penetrate through the travel holes and are slidably arranged in the travel holes, and the outer side walls of the limiting blocks are in contact with the inner walls of the travel holes.
Further, the bottom wall of the bottom plate is provided with bottom blocks, the bottom blocks are arranged in an annular arrangement, and the clamping plates and the bottom blocks are all arranged in an arc shape.
Further, be equipped with the gusset plate on the connecting rib, the gusset plate is the arc setting, roof diapire and gusset plate lateral wall are equipped with the stiffener.
Further, the bottom plate is arranged in a herringbone mode.
After the structure is adopted, the invention has the following beneficial effects: the invention provides a fan blade hoisting tool for maintaining a wind turbine generator, which comprises a main body and a main body, wherein:
(1) The whole body can be rapidly clamped and positioned, and the whole body can be rapidly hoisted through a stable supporting structure;
(2) The fan blade after hoisting can be subjected to angle overturning treatment so as to adjust the whole blade to be in a butt joint state;
(3) The fan blade can be rotated and adjusted in angle, so that the whole fan blade is quickly connected with the engine room;
(4) The whole structure is simple and reasonable in design, flexibility in the use process is improved, and the butt joint efficiency is improved.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
FIG. 1 is a schematic diagram of the overall structure of a fan blade lifting tool for maintenance of a wind turbine generator;
FIG. 2 is a schematic perspective view of a fan blade lifting tool for maintaining a wind turbine generator;
FIG. 3 is a bottom view of a wind turbine maintenance blade lifting tool of the present invention;
FIG. 4 is a top view of a fan blade lifting tool for maintenance of a wind turbine generator according to the present invention;
fig. 5 is a side view of a fan blade lifting tool for maintenance of a wind turbine generator.
In the drawings: 1. the lifting device comprises a top disc, 2, lifting rings, 3, connecting ribs, 4, an arc-shaped plate, 5, a connecting column, 6, a fixed frame, 7, a servo motor, 8, a rotating shaft, 9, a connecting block, 10, a connecting disc, 11, a rotating motor, 12, a bottom plate, 13, a fixed block, 14, a stepping motor, 15, a screw rod, 16, an adjusting block, 17, a limiting block, 18, an electric push rod, 19, a clamping plate, 20, a travel hole, 21, a bottom block, 22, a reinforcing plate, 23 and a reinforcing rod.
Detailed Description
As shown in fig. 1-2, a fan blade lifting tool for maintaining a wind turbine generator system comprises a top disc 1, a lifting ring 2, a connecting rib 3, an arc plate 4, a connecting column 5 and a fixing frame 6, wherein the lifting ring 2 is fixedly arranged on the top wall of the top disc 1, the connecting rib 3 is fixedly arranged on the bottom wall of the top disc 1, at least three groups of connecting ribs 3 are arranged on the connecting rib 3, the arc plate 4 is fixedly arranged on the lower end of the connecting rib 3, the connecting column 5 is fixedly arranged on the bottom wall of the arc plate 4, at least three groups of connecting columns 5 are arranged on the connecting column 5, and the fixing frame 6 is fixedly arranged on the lower end of the connecting column 5.
As shown in fig. 1 to 5, the hoisting assembly is arranged on the fixed frame 6, and comprises a servo motor 7, a rotating shaft 8, a connecting block 9, a connecting disc 10, a rotating motor 11, a bottom plate 12 and a clamping unit, wherein the clamping unit comprises a fixed block 13, a stepping motor 14, a screw 15, an adjusting block 16, a limiting block 17, an electric push rod 18 and a clamping plate 19.
In order to rapidly clamp and position the fan blade, the efficiency of the whole hoisting effect and the butt joint is improved, the servo motor 7 is fixedly arranged on the outer side wall of the fixed frame 6, one end of the rotating shaft 8 is arranged at the output end of the servo motor 7, the other end of the rotating shaft 8 is rotationally arranged on the inner wall of the fixed frame 6, the connecting block 9 is fixedly arranged on the rotating shaft 8, the connecting block 9 is symmetrically arranged, the connecting disc 10 is fixedly arranged on the bottom wall of the connecting block 9, the rotating motor 11 is fixedly arranged on the bottom wall of the connecting disc 10, the bottom plate 12 is fixedly arranged at the output end of the rotating motor 11, the clamping units are arranged on the bottom plate 12 in an annular arrangement, the clamping units are provided with three groups, the fixed block 13 is fixedly arranged on the top wall of the bottom plate 12, the fixed block 13 is symmetrically arranged, the stepping motor 14 is fixedly arranged on the outer side wall of the fixed block 13, one end of the screw 15 is arranged at the output end of the stepping motor 14, the other end of the screw 15 is rotationally arranged on the fixed block 13, the adjusting block 16 penetrates through the screw 15 and is in threaded connection with the screw 15, the bottom wall of the adjusting block 17 is fixedly arranged on the bottom wall of the adjusting block 16, the electric push rod 18 is fixedly arranged on the bottom wall of the limiting block 17, the clamping plate 19 is fixedly arranged on the bottom wall of the limiting block 18, the free end of the connecting block 18 is fixedly arranged on the bottom plate 18, the bottom plate 20 is fixedly arranged on the bottom wall of the bottom plate, the bottom plate 20 is fixedly arranged on the bottom wall of the limiting block 20, the bottom wall is symmetrically arranged on the bottom wall of the side of the sliding plate 20 and the side 20 is symmetrically arranged on the side of the inner wall 20.
In order to improve stability in hoisting, the connecting rib 3 is provided with a reinforcing plate 22, the reinforcing plate 22 is in an arc shape, and the bottom wall of the top plate and the outer side wall of the reinforcing plate 22 are provided with reinforcing rods 23.
Wherein, bottom plate 12 diapire is equipped with the bottom block 21, and the bottom block 21 is annular arrangement setting, and clamping plate 19 and bottom block 21 all are the arc setting, and bottom plate 12 is the setting of chevron shape.
When the device is specifically used, the hanging ring 2 is hung on a hanging hook of a crane, the blades are horizontally placed on the ground, the whole height is controlled to move downwards until the bottoms are placed on the ground and the clamping plates 19 are positioned at gaps among the blades, the stepping motors 14 are controlled to operate, the stepping motors 14 drive the screws 15 to rotate, the rotation of the screws 15 enables the adjusting blocks 16 to approach the center of the blades until the clamping plates 19 contact the center of the blades, the electric push rods 18 are controlled to shrink, the electric push rods 18 drive the clamping plates 19 to move upwards, the center of the blades is clamped between the clamping plates 19 and the bottom blocks 21, a rope is bound at one end of one of the blades, then the whole height is controlled to rise, after the whole height rises to a proper height, the servo motors 7 are controlled to operate, the positions of the blades are overturned by 90 degrees, the blades are perpendicular to the ground, then the blades are close to the cabin, the rotating motors 11 are controlled to rotate the blades, and the blades are subjected to fine adjustment, so that the blades are rapidly docked with the cabin.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present invention.
Claims (6)
1. The utility model provides a fan blade lifting device for wind turbine generator system maintenance, includes footwall, rings, splice bar, arc, spliced pole and fixed frame, the footwall is fixed to locate to rings, the splice bar is fixed to be located the footwall, the splice bar is equipped with three at least groups, the arc is fixed to be located the splice bar lower extreme, the spliced pole is fixed to be located the arc diapire, the spliced pole is equipped with three at least groups, the spliced pole lower extreme is fixed to be located to fixed frame, its characterized in that: the hoisting assembly is also included;
the lifting assembly is arranged on the fixed frame and comprises a servo motor, a rotating shaft, a connecting block, a connecting disc, a rotating motor and a bottom plate, wherein the servo motor is fixedly arranged on the outer side wall of the fixed frame, one end of the rotating shaft is arranged at the output end of the servo motor, the other end of the rotating shaft is rotationally arranged on the inner wall of the fixed frame, the connecting block is fixedly arranged on the rotating shaft, the connecting block is symmetrically arranged, the connecting disc is fixedly arranged on the bottom wall of the connecting block, the rotating motor is fixedly arranged on the bottom wall of the connecting disc, and the bottom plate is fixedly arranged at the output end of the rotating motor.
2. The fan blade lifting tool for maintaining a wind turbine generator according to claim 1, wherein: the hoisting assembly further comprises a clamping unit, the clamping unit is arranged on the bottom plate and is in annular arrangement, the clamping unit is provided with three groups, the clamping unit comprises a fixing block, a stepping motor, a screw rod, an adjusting block, a limiting block, an electric push rod and a clamping plate, the fixing block is fixedly arranged on the top wall of the bottom plate, the fixing block is symmetrically arranged, the stepping motor is fixedly arranged on the outer side wall of the fixing block, one end of the screw rod is arranged at the output end of the stepping motor, the other end of the screw rod is rotationally arranged on the fixing block, the adjusting block penetrates through the screw rod and is in threaded connection with the screw rod, the limiting block is fixedly arranged on the bottom wall of the adjusting block, the electric push rod is fixedly arranged on the bottom wall of the limiting block, and the clamping plate is fixedly arranged at the free end of the electric push rod.
3. The fan blade lifting tool for maintaining a wind turbine generator according to claim 2, wherein: the bottom plate is provided with travel holes, the travel holes are provided with three groups, the lower ends of the limiting blocks penetrate through the travel holes and are slidably arranged in the travel holes, and the outer side walls of the limiting blocks are in contact with the inner walls of the travel holes.
4. The fan blade lifting tool for maintaining a wind turbine generator according to claim 3, wherein: the bottom plate diapire is equipped with the bottom block, the bottom block is annular arrangement setting, the clamping plate with the bottom block all is the arc setting.
5. The fan blade lifting tool for maintaining a wind turbine generator according to claim 4, wherein: the connecting rib is provided with a reinforcing plate, the reinforcing plate is in an arc-shaped arrangement, and the bottom wall of the top plate and the outer side wall of the reinforcing plate are provided with reinforcing rods.
6. The fan blade lifting tool for maintaining a wind turbine generator according to claim 5, wherein: the bottom plate is arranged in a herringbone mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311462641.4A CN117284908A (en) | 2023-11-06 | 2023-11-06 | Fan blade lifting tool for maintenance of wind turbine generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311462641.4A CN117284908A (en) | 2023-11-06 | 2023-11-06 | Fan blade lifting tool for maintenance of wind turbine generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117284908A true CN117284908A (en) | 2023-12-26 |
Family
ID=89257347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311462641.4A Withdrawn CN117284908A (en) | 2023-11-06 | 2023-11-06 | Fan blade lifting tool for maintenance of wind turbine generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117284908A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118289629A (en) * | 2024-06-06 | 2024-07-05 | 山东万星航新基建科技有限公司 | Decorative plate lifting device for building construction and lifting method thereof |
-
2023
- 2023-11-06 CN CN202311462641.4A patent/CN117284908A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118289629A (en) * | 2024-06-06 | 2024-07-05 | 山东万星航新基建科技有限公司 | Decorative plate lifting device for building construction and lifting method thereof |
| CN118289629B (en) * | 2024-06-06 | 2024-08-30 | 山东万星航新基建科技有限公司 | Decorative plate lifting device for building construction and lifting method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20231226 |
|
| WW01 | Invention patent application withdrawn after publication |