CN112780508B - Positioning device and positioning method for wind power generation overhaul - Google Patents
Positioning device and positioning method for wind power generation overhaul Download PDFInfo
- Publication number
- CN112780508B CN112780508B CN202110090843.5A CN202110090843A CN112780508B CN 112780508 B CN112780508 B CN 112780508B CN 202110090843 A CN202110090843 A CN 202110090843A CN 112780508 B CN112780508 B CN 112780508B
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- 238000010248 power generation Methods 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title abstract description 8
- 230000000694 effects Effects 0.000 claims description 11
- 230000002146 bilateral effect Effects 0.000 claims description 4
- 239000000758 substrate Substances 0.000 description 6
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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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
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
- F03D80/50—Maintenance or repair
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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
Abstract
The invention discloses a positioning device and a positioning method for wind power generation overhaul, and the positioning device comprises a base plate, wherein a rotating rod is arranged at the top end of the base plate, a rotating plate is fixedly connected to the top end of the rotating rod, sliding grooves are symmetrically formed in two sides of the top end of the rotating plate, two sliding blocks are connected to the inner walls of the two sliding grooves in a sliding mode, sliding plates are fixedly connected to the top ends of the two sliding blocks in opposite positions, the cross section of each sliding plate is in a convex shape, first clamping grooves are symmetrically formed in two sides of the top end of each sliding plate, a limiting clamping block is movably clamped in an inner cavity of each first clamping groove and is in an inverted U-shaped shape, second clamping grooves are symmetrically formed in the top end of the rotating plate and located on the sides of the two sliding grooves, and one end of each limiting clamping block is movably clamped in the inner cavity of each second clamping groove. According to the invention, the purpose of clamping and positioning two sides of the equipment is realized through the arrangement of the sliding grooves and the sliding plates, and the two sliding plates are quickly positioned through the matched use of the first clamping groove, the second clamping groove and the limiting clamping block, so that the convenience of equipment positioning is improved.
Description
Technical Field
The invention relates to the technical field of wind power generation, in particular to a positioning device and a positioning method for wind power generation overhauling.
Background
Wind power generation refers to converting kinetic energy of wind into electric energy, wind energy is regarded as a clean renewable energy source and is increasingly emphasized by various countries in the world, wind is utilized by people for a long time, mainly water pumping, surface grinding and the like are achieved through windmills, people are interested in how to utilize wind to generate electricity at present, and wind power generation overhaul refers to operation, maintenance and overhaul of wind power generation equipment.
Wind power generation equipment can take place the loss after using a period and lead to can not using, so need often overhaul equipment, guarantee the normal use of equipment, need fix a position it when overhauing equipment and make its remain stable, but the maintenance positioner that current wind power generation equipment used, the location operation is comparatively complicated when using, leads to fixing a position the required time longer to lead to producing the influence to the maintainer work progress.
Disclosure of Invention
The invention aims to provide a positioning device and a positioning method for wind power generation overhaul, which aim to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a wind power generation overhauls and uses positioner, includes the base plate, the top of base plate is provided with the dwang, the top fixedly connected with rotor plate of dwang, the bilateral symmetry on rotor plate top has seted up the spout, two the equal sliding connection of inner wall of spout has two sliders, two relative in position the top fixedly connected with slide of slider, the cross-section of slide is type of calligraphy shape, first draw-in groove has been seted up to the bilateral symmetry on slide top, the inner chamber activity joint of first draw-in groove has spacing fixture block, spacing fixture block is for invering U type shape, the second draw-in groove has been seted up to the avris symmetry that the top of rotor plate just is located two spouts, the one end of spacing fixture block and the inner chamber activity joint of second draw-in groove.
Preferably, the top end of the rotating plate is provided with a groove, the bottom of the inner wall of the groove is fixedly connected with a buffer spring, the top ends of the buffer springs are fixedly connected with a bearing plate, and the outer wall of the bearing plate is in sliding connection with the inner cavity of the groove.
Preferably, the top symmetry activity interlude of slide is connected with the montant, two the bottom fixedly connected with locating plate of montant, two the top fixedly connected with fixed plate of montant, a plurality of expanding spring of top fixedly connected with of slide, it is a plurality of expanding spring's one end all is connected with the bottom fixed connection of fixed plate.
Preferably, the top ends of the two sliding plates are fixedly connected with an inverted U-shaped plate, the top end of the inverted U-shaped plate is provided with a rotating handle, the bottom end of the rotating handle is fixedly connected with a screw rod, and the bottom end of the screw rod is rotatably connected with one side of the fixing plate through a bearing.
Preferably, the top fixedly connected with of base plate rotates the groove, rotate the outer wall rotation through bearing and dwang in the inner chamber in groove and be connected, four horizontal poles of outer wall fixedly connected with of rotor plate, four the horizontal pole is the setting of rectangular array, four the through-hole has all been seted up to the tip of horizontal pole, the L template is invertd to the top fixedly connected with of base plate, the round hole has been seted up on the top of invertd L template, the inner chamber activity interlude of through-hole is connected with the inserted bar, the top fixedly connected with ejector pad of inserted bar, the bottom of inserted bar is connected with the inner chamber activity interlude of four through-holes respectively.
Preferably, the top symmetry of round hole inner wall has seted up the bar groove, the outer wall symmetry fixedly connected with card strip of inserted bar, two the outer wall of card strip is respectively with the inner chamber activity joint in two bar grooves.
Preferably, the top symmetry fixedly connected with riser of rotor plate, two equal activity interlude in one side of riser is connected with the connecting rod, two one side fixedly connected with connecting block of connecting rod, two the other end of connecting rod respectively with one side fixed connection of two slides.
Preferably, four equal fixedly connected with turning blocks in edge of base plate bottom, the bottom of turning block articulates there is the support column, four the thread groove has all been seted up to the bottom of support column, four equal threaded interlude is connected with the lead screw in the inner chamber of thread groove, the bottom of lead screw is rotated through the bearing and is connected with the carrier block, the outer wall fixedly connected with protection pad of carrier block, the outer wall fixedly connected with hexagon nut of lead screw.
Preferably, one side of the base plate is provided with a slot, and a level gauge is fixedly connected in the inner cavity of the slot.
The invention also provides a positioning method for wind power generation overhaul, which comprises the following specific positioning steps:
the method comprises the following steps: firstly, placing equipment to be overhauled at the top of a bearing plate, then pushing two connecting blocks, wherein the two connecting blocks drive two connecting rods to move, the two connecting rods drive two sliding plates to slide along sliding grooves, when the two sliding plates slide to two sides of the top of the equipment, the pushing of the connecting blocks is stopped, one side of a limiting clamping block is clamped into a first clamping groove, the other side of the limiting clamping block is clamped into a second clamping groove, and the two sliding plates are positioned;
step two: then, the two rotating handles are rotated clockwise respectively, the two rotating handles drive the two screw rods to rotate clockwise, and the two screw rods are in threaded connection with the inverted U-shaped plate, so that the screw rods move downwards while rotating, the screw rods move downwards to drive the fixed plate to move downwards, the fixed plate drives the two vertical rods to move downwards, the two vertical rods drive the two positioning plates to move downwards, and the two positioning plates position two sides of the top end of the equipment;
step three: then, the push block is driven to rotate by ninety degrees, the push block drives the insertion rod to rotate, the clamping strips on the two sides of the insertion rod are inserted into the strip-shaped grooves, the insertion rod moves downwards under the action of gravity to clamp the two clamping strips into the bottoms of the strip-shaped grooves, so that the bottom end of the insertion rod is inserted into the inner cavity of the through hole, the rotating plate is positioned, one side of the equipment is detected, after the detection is finished, the push block is pulled upwards to slide out of the strip-shaped grooves and rotate by ninety degrees, the transverse rod is held to drive the transverse rod to rotate by ninety degrees, the transverse rod drives the rotating plate to rotate by ninety degrees, the rotating plate drives the equipment to rotate by ninety degrees, and meanwhile, the rotating plate is positioned again, so that other positions of the equipment are conveniently detected;
step four: finally, the height of the base plate is adjusted as required, the spanner is used for fixing the hexagon nut, the spanner is rotated clockwise, the spanner drives the hexagon nut to rotate, the hexagon nut drives the screw rod to rotate, the screw rod is connected with the thread groove in a threaded manner, the screw rod rotates to drive the support column to move downwards, the support column drives the base plate to move downwards, the height of the base plate is reduced, and when the height of the base plate is required to be increased, the spanner is rotated anticlockwise.
The invention has the technical effects and advantages that:
(1) the purpose of clamping and positioning two sides of the equipment is achieved through the arrangement of the sliding grooves and the sliding plates, and the two sliding plates are quickly positioned through the matched use of the first clamping groove, the second clamping groove and the limiting clamping block, so that the convenience of equipment positioning is improved;
(2) according to the invention, the purpose of further positioning the top of the equipment is realized by matching the screw rod, the fixing plate, the vertical rod and the positioning plate, so that the stability of the equipment is improved;
(3) the device realizes the purposes of driving the equipment to rotate and positioning the equipment by matching the rotating rod, the rotating plate, the cross rod and the inserting rod, thereby improving the convenience of detecting each position of the equipment.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is an enlarged view of a portion A of FIG. 1 according to the present invention.
FIG. 3 is an enlarged view of a portion B of FIG. 1 according to the present invention.
FIG. 4 is an enlarged view of a portion of the structure of FIG. 1 at C according to the present invention.
FIG. 5 is a schematic view of a partial top view of a rotating plate according to the present invention.
Fig. 6 is a schematic view of a partial structure of the inverted U-shaped plate of the present invention.
FIG. 7 is a schematic view of a partial three-dimensional structure of the card strip of the present invention.
In the figure: 1. a substrate; 101. grooving; 2. rotating the rod; 3. a rotating plate; 301. a chute; 302. a second card slot; 4. a slide plate; 401. a first card slot; 5. a limiting clamping block; 6. a buffer spring; 7. a carrier plate; 8. a vertical rod; 9. positioning a plate; 10. a fixing plate; 11. a tension spring; 12. inverting the U-shaped plate; 121. a handle is rotated; 13. a screw; 14. a cross bar; 141. a through hole; 15. inverting the L-shaped plate; 16. inserting a rod; 161. a push block; 17. clamping the strip; 18. a vertical plate; 19. a connecting rod; 20. rotating the block; 21. a support pillar; 22. a thread groove; 23. a screw rod; 24. a bearing block; 25. a hexagonal nut; 26. a level gauge.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a positioning device and a positioning method for wind power generation overhaul as shown in figures 1-6, which comprises a base plate 1, wherein a rotating rod 2 is arranged at the top end of the base plate 1, a rotating plate 3 is fixedly connected at the top end of the rotating rod 2, sliding grooves 301 are symmetrically arranged at two sides of the top end of the rotating plate 3, two sliding blocks are respectively connected on the inner walls of the two sliding grooves 301 in a sliding manner, sliding plates 4 are fixedly connected at the top ends of the two sliding blocks which are opposite in position, the cross section of each sliding plate 4 is in a convex shape, first clamping grooves 401 are symmetrically arranged at two sides of the top end of each sliding plate 4, a limiting clamping block 5 is movably clamped in the inner cavity of each first clamping groove 401, each limiting clamping block 5 is in an inverted U shape, second clamping grooves 302 are symmetrically arranged at the top end of each rotating plate 3 and positioned at the sides of the two sliding grooves 301, one end of each limiting clamping block 5 is movably clamped in the inner cavity of each second clamping groove 302, and the two sliding plates 4 position two sides of equipment, the equipment is kept stable, the limiting clamping block 5 positions the two sliding plates 4, the sliding plates 4 are kept stable, the top ends of the rotating plates 3 are provided with grooves, the bottoms of the inner walls of the grooves are fixedly connected with buffer springs 6, the top ends of the buffer springs 6 are fixedly connected with a bearing plate 7, the outer wall of the bearing plate 7 is in sliding connection with the inner cavity of the groove, the buffer springs 6 improve the stability of the equipment, the top ends of the sliding plates 4 are symmetrically and movably connected with vertical rods 8 in an inserting mode, the bottom ends of the two vertical rods 8 are fixedly connected with a positioning plate 9, the top ends of the two vertical rods 8 are fixedly connected with a fixing plate 10, the top end of the sliding plate 4 is fixedly connected with a plurality of expansion springs 11, one ends of the expansion springs 11 are fixedly connected with the bottom end of the fixing plate 10, the top ends of the two sliding plates 4 are fixedly connected with inverted U-shaped plates 12, the top end of the inverted U-shaped plate 12 is provided with a rotating handle 121, and the bottom end of the rotating handle 121 is fixedly connected with a screw 13, the bottom end of the screw 13 is rotatably connected with one side of the fixed plate 10 through a bearing, and the screw 13 drives the fixed plate 10 to move, so that the vertical rod 8 and the positioning plate 9 are driven to move to further position the top end of the equipment, and the stability of the equipment is improved;
the top end of the base plate 1 is fixedly connected with a rotating groove, the inner cavity of the rotating groove is rotatably connected with the outer wall of the rotating rod 2 through a bearing, the outer wall of the rotating plate 3 is fixedly connected with four cross rods 14, the four cross rods 14 are arranged in a rectangular array, the end parts of the four cross rods 14 are all provided with through holes 141, the top end of the base plate 1 is fixedly connected with an inverted L-shaped plate 15, the top end of the inverted L-shaped plate 15 is provided with a round hole, the inner cavity of the through hole 141 is movably and alternately connected with an inserting rod 16, the top end of the inserting rod 16 is fixedly connected with a push block 161, the bottom end of the inserting rod 16 is respectively and movably and alternately connected with the inner cavities of the four through holes 141, the inserting rod 16 positions the cross rods 14, thereby realizing the positioning of the rotating plate 3, the top of the inner wall of the round hole is symmetrically provided with a strip-shaped groove, the outer wall of the inserting rod 16 is symmetrically and fixedly connected with clamping strips 17, the outer walls of the two clamping strips 17 are movably clamped with the inner cavities of the two strip-shaped grooves respectively, the top end of the rotating plate 3 is symmetrically and fixedly connected with vertical plates 18, one side of each of the two vertical plates 18 is movably connected with a connecting rod 19 in an inserting manner, one side of each of the two connecting rods 19 is fixedly connected with a connecting block, the other end of each of the two connecting rods 19 is respectively fixedly connected with one side of each of the two sliding plates 4, four corners of the bottom end of the base plate 1 are fixedly connected with rotating blocks 20, the bottom ends of the rotating blocks 20 are hinged with supporting columns 21, threaded grooves 22 are formed in the bottom ends of the four supporting columns 21, screw rods 23 are all in threaded inserting connection in inner cavities of the four threaded grooves 22, the bottom ends of the screw rods 23 are rotatably connected with bearing blocks 24 through bearings, protective pads are fixedly connected to the outer walls of the bearing blocks 24, hexagonal nuts 25 are fixedly connected to the outer walls of the screw rods 23, the supporting columns 21 are convenient to lift through the arrangement of the hexagonal nuts 25, the convenience of height adjustment of the base plate 1 is improved, one side of the base plate 1 is provided with a groove 101, a level 26 is fixedly connected in the inner cavity of the slot 101, whether the substrate 1 is horizontal or not can be observed through the level 26, and if not, the support column 21 is adjusted again.
The working principle of the invention is as follows:
firstly, placing equipment to be overhauled at the top of a bearing plate 7, then pushing two connecting blocks, wherein the two connecting blocks drive two connecting rods 19 to move, the two connecting rods 19 drive two sliding plates 4 to slide along sliding grooves 301, when the two sliding plates 4 slide to two sides of the top of the equipment, the pushing of the connecting blocks is stopped, one side of a limiting clamping block 5 is clamped into a first clamping groove 401, the other side of the limiting clamping block 5 is clamped into a second clamping groove 302, and the two sliding plates 4 are positioned;
then, the two rotating handles 121 are rotated clockwise respectively, the two rotating handles 121 drive the two screw rods 13 to rotate clockwise, the two screw rods 13 are in threaded connection with the inverted U-shaped plate 12, the screw rods 13 move downwards while rotating, the screw rods 13 move downwards to drive the fixing plate 10 to move downwards, the fixing plate 10 drives the two vertical rods 8 to move downwards, the two vertical rods 8 drive the two positioning plates 9 to move downwards, and the two positioning plates 9 position two sides of the top end of the equipment;
then, the pushing block 161 is driven to rotate by ninety degrees, the pushing block 161 drives the inserting rod 16 to rotate, the clamping strips 17 on two sides of the inserting rod 16 are inserted into the strip-shaped grooves, the inserting rod 16 moves downwards under the action of gravity to clamp the two clamping strips 17 into the bottoms of the strip-shaped grooves, so that the bottom end of the inserting rod 16 is inserted into the inner cavity of the through hole 141, the rotating plate 3 is positioned, one side of the equipment is detected, after the detection is completed, the pushing block 161 is pulled upwards to slide out of the strip-shaped grooves and rotate by ninety degrees, the cross rod 14 is held to drive the cross rod 14 to rotate by ninety degrees, the cross rod 14 drives the rotating plate 3 to rotate by ninety degrees, the rotating plate 3 drives the equipment to rotate by ninety degrees, and meanwhile, the rotating plate 3 is positioned again, so that other positions of the equipment can be detected conveniently;
finally, the height of the substrate 1 is adjusted as required, the hexagon nut 25 is fixed by the wrench, the wrench is rotated clockwise, the wrench drives the hexagon nut 25 to rotate, the hexagon nut 25 drives the screw rod 23 to rotate, the screw rod 23 is in threaded connection with the thread groove 22, so the screw rod 23 rotates to drive the support column 21 to move downwards, the support column 21 drives the substrate 1 to move downwards, the height of the substrate 1 is reduced, and when the height of the substrate 1 is required to be increased, the wrench can be rotated anticlockwise.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. The utility model provides a wind power generation overhauls uses positioner, includes base plate (1), its characterized in that, the top of base plate (1) is provided with dwang (2), the top fixedly connected with rotor plate (3) of dwang (2), spout (301) have been seted up to the bilateral symmetry on rotor plate (3) top, two equal sliding connection of inner wall of spout (301) has two sliders, two that the position is relative the top fixedly connected with slide (4) of slider, the cross-section of slide (4) is type shape of protruding, the bilateral symmetry on slide (4) top has seted up first draw-in groove (401), the inner chamber activity joint of first draw-in groove (401) has spacing fixture block (5), spacing fixture block (5) are for invering U type shape, the second draw-in groove (302) have been seted up to the avris symmetry that the top of rotor plate (3) just is located two spout (301), one end of the limiting clamping block (5) is movably clamped with the inner cavity of the second clamping groove (302);
the top end of the rotating plate (3) is provided with a groove, the bottom of the inner wall of the groove is fixedly connected with a buffer spring (6), the top ends of the buffer springs (6) are fixedly connected with a bearing plate (7), and the outer wall of the bearing plate (7) is in sliding connection with the inner cavity of the groove;
the top end of the sliding plate (4) is symmetrically and movably connected with vertical rods (8) in an inserting mode, the bottom ends of the two vertical rods (8) are fixedly connected with a positioning plate (9), the top ends of the two vertical rods (8) are fixedly connected with a fixing plate (10), the top end of the sliding plate (4) is fixedly connected with a plurality of telescopic springs (11), and one ends of the telescopic springs (11) are fixedly connected with the bottom end of the fixing plate (10);
the top ends of the two sliding plates (4) are fixedly connected with inverted U-shaped plates (12), the top ends of the inverted U-shaped plates (12) are provided with rotating handles (121), the bottom ends of the rotating handles (121) are fixedly connected with screw rods (13), and the bottom ends of the screw rods (13) are rotatably connected with one side of the fixing plate (10) through bearings;
the top fixedly connected with of base plate (1) rotates the groove, the outer wall through bearing and dwang (2) rotates in the inner chamber of rotation groove to be connected, four horizontal pole (14) of outer wall fixedly connected with of rotor plate (3), four horizontal pole (14) are the rectangle array setting, four through-hole (141) have all been seted up to the tip of horizontal pole (14), L template (15) are invertd to the top fixedly connected with of base plate (1), the round hole has been seted up on the top of invertd L template (15), the inner chamber swing joint of through-hole (141) is connected with inserted bar (16), the top fixedly connected with ejector pad (161) of inserted bar (16), the bottom of inserted bar (16) alternates with the inner chamber swing joint of four through-hole (141) respectively.
2. The wind power generation overhauls and uses positioner according to claim 1, characterized in that, the top symmetry of round hole inner wall has seted up the bar groove, the outer wall symmetry fixedly connected with card strip (17) of inserted bar (16), the outer wall of two card strips (17) respectively with the inner chamber activity joint in two bar grooves.
3. The wind power generation overhauls and uses positioner of claim 1, characterized in that, the top symmetry fixedly connected with riser (18) of rotor plate (3), the activity interlude of one side of two riser (18) is connected with connecting rod (19), and one side fixedly connected with connecting block of two connecting rod (19), the other end of two connecting rod (19) respectively with one side fixed connection of two slide (4).
4. The wind power generation overhauls and uses positioner according to claim 1, characterized in that, a turning block (20) is fixedly connected with four edges of base plate (1) bottom, the bottom of turning block (20) articulates there is support column (21), thread groove (22) have all been seted up to the bottom of four support column (21), screw rod (23) have all been threaded and inserted in the inner chamber of four thread groove (22), the bottom of screw rod (23) is connected with carrier block (24) through the bearing rotation, the outer wall fixedly connected with protection pad of carrier block (24), the outer wall fixedly connected with hexagon nut (25) of screw rod (23).
5. The wind power generation overhauls and uses positioner according to claim 1, characterized in that, a fluting (101) has been seted up to one side of base plate (1), fixedly connected with spirit level (26) in the inner chamber of fluting (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110090843.5A CN112780508B (en) | 2021-01-22 | 2021-01-22 | Positioning device and positioning method for wind power generation overhaul |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110090843.5A CN112780508B (en) | 2021-01-22 | 2021-01-22 | Positioning device and positioning method for wind power generation overhaul |
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| CN112780508A CN112780508A (en) | 2021-05-11 |
| CN112780508B true CN112780508B (en) | 2022-06-03 |
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