CN220259784U - Wind turbine generator system main shaft screw thread repair frock - Google Patents
Wind turbine generator system main shaft screw thread repair frock Download PDFInfo
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- CN220259784U CN220259784U CN202321662058.3U CN202321662058U CN220259784U CN 220259784 U CN220259784 U CN 220259784U CN 202321662058 U CN202321662058 U CN 202321662058U CN 220259784 U CN220259784 U CN 220259784U
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- main shaft
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- holding pipe
- wind turbine
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- 230000008439 repair process Effects 0.000 title claims abstract description 13
- 238000009960 carding Methods 0.000 claims abstract description 37
- 238000004140 cleaning Methods 0.000 abstract description 5
- 230000000903 blocking effect Effects 0.000 abstract description 4
- 230000005611 electricity Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000013519 translation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007246 mechanism Effects 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
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001020 rhythmical effect Effects 0.000 description 1
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Abstract
The utility model belongs to the field of thread repair, in particular to a wind turbine generator spindle thread repair tool, which comprises a wind turbine generator spindle; the outer wall of the main shaft of the wind driven generator is sleeved with the upper part of the inner holding pipe, and the outer wall of the upper part of the inner holding pipe is movably connected with a carding device; according to the utility model, the outer holding pipe is arranged on the inner holding pipe through the arranged carding device, the carding knife can be adjusted and fixed on the mounting groove according to the time condition through the matching of the bolt and the threaded hole, then the outer holding pipe is rotated, the threads on the main shaft of the wind driven generator can be cleaned, the balls can smoothly translate and rotate left and right on the inner wall of the outer holding pipe through the arrangement that the diameter size of the inner wall of the upper part of the outer holding pipe is matched with the size of the outer wall of the upper part of the inner holding pipe, the cleaning work can be conveniently carried out, and the blocking of the outer holding pipe when the outer holding pipe moves can be reduced through the arrangement that the size of the clamping groove at the top end of the lower part of the inner holding pipe is matched with the size of the clamping plate.
Description
Technical Field
The utility model relates to the field of thread repair, in particular to a tool for repairing threads of a main shaft of a wind turbine generator.
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 other components;
when the wind generating set works, the blades drive the main shaft to rotate, the main shaft drives the generator to generate electricity, and due to the fact that the wind power blades continuously rotate to generate electricity, the blades vibrate under the action of wind, and the problems of slipping and unstable contact of threads on the main shaft can be caused.
Through searching, the prior patent (publication number: CN 217142605U) discloses a thread repairing device, which comprises a cylindrical main body, a cylindrical rotating base, a sliding seat and a thread die; the center of the rotating base is provided with a sleeve hole, and the top of the rotating base is provided with a driving thread groove by taking the sleeve hole as the center; the bottom of the sliding seat is provided with a driven thread bulge which is clamped in the driving thread groove, and the thread die is detachably connected with the end part of the sliding seat; the center of the main body is provided with a sleeve hole, three sliding grooves are uniformly distributed at the bottom, a guide groove is arranged in the middle of the top of each sliding groove, and the main body and the rotating base form coaxial rotation connection; the sliding seat is arranged in the sliding groove. The device can be suitable for the external screw threads which are accidentally damaged on the recovery bolts or pipelines in various occasions, the rhythmic structural design enables the device to be suitable for a narrow space, and the device can repair any external screw thread which can be placed into a sleeve thread hole by replacing a screw thread die, so that the inventor finds that the following problems exist in the process of realizing the utility model:
when the screw thread repairing device for the bolt is used for repairing screw threads, the adjusting capability of a screw thread cutter is insufficient, and the used screw thread cutter is not high in fit with the screw threads, so that the screw thread repairing device can not be thoroughly cleaned; therefore, the tool for repairing the threads of the main shaft of the wind turbine generator is provided for solving the problems.
Disclosure of Invention
In order to make up the defects of the prior art, the adjusting capability of the screw thread cutter is insufficient, and the used screw thread cutter has low fitting degree with screw threads, so that the problem of incomplete cleaning can be caused.
The technical scheme adopted for solving the technical problems is as follows: the utility model relates to a wind turbine generator spindle thread repair tool, which comprises a wind turbine generator spindle; the outer wall of the main shaft of the wind driven generator is sleeved with an inner holding pipe upper part, the outer wall of the inner holding pipe upper part is movably connected with a carding device, the bottom end of the inner holding pipe upper part is connected with a clamping plate, the surface of the clamping plate is provided with a screw hole, the bottom end of the inner holding pipe upper part is connected with an inner holding pipe lower part, and one side surface of the inner holding pipe lower part is connected with a screw in a threaded manner.
Preferably, the carding unit comprises an upper portion of the outer tube; the outer wall of outer armful pipe upper portion has seted up the mounting groove, the screw hole has been seted up to the surface of mounting groove, the bottom of outer armful pipe upper portion is connected with outer armful pipe lower part, the surface connection of mounting groove has the fixed plate, the surface through-thread connection of fixed plate has the bolt, the front end fixedly connected with carding blade of fixed plate, the inside swing joint of outer armful pipe upper portion has the ball.
Preferably, the number of the carding knives is four, and the carding knives are distributed in a surrounding shape relative to the transverse center line of the main shaft of the wind driven generator.
Preferably, the fixing plate is fixedly connected with the threaded hole through a bolt, and the size of the bolt is matched with that of the threaded hole.
Preferably, the carding knife is obliquely arranged, the number of the balls is six, and the balls are uniformly distributed on the inner wall of the upper part of the outer holding pipe in a surrounding mode.
Preferably, the diameter of the inner wall of the upper part of the outer holding pipe is matched with the outer wall of the upper part of the inner holding pipe, and the inner wall of the upper part of the inner holding pipe is matched with the outer wall of the main shaft of the wind driven generator.
Preferably, the top end of the lower part of the inner holding pipe is provided with a clamping groove, and the size of the clamping groove at the top end of the lower part of the inner holding pipe is matched with the size of the clamping plate.
The utility model has the advantages that:
1. according to the utility model, the outer holding pipe is arranged on the inner holding pipe through the arranged carding device, the carding knife can be adjusted and fixed on the mounting groove according to the time condition through the cooperation of the bolt and the threaded hole, and then the outer wrapping pipe is rotated, so that the threads on the main shaft of the wind driven generator can be cleaned;
2. according to the utility model, through the arrangement that the diameter size of the inner wall of the upper part of the outer holding pipe is matched with the outer wall size of the upper part of the inner holding pipe, the balls can smoothly translate and rotate left and right on the inner wall of the outer holding pipe, the cleaning work can be conveniently carried out, and through the arrangement that the size of the clamping groove at the top end of the lower part of the inner holding pipe is matched with the size of the clamping plate, the blocking of the outer holding pipe during the movement of the outer holding pipe can be reduced.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the inner tube assembly of the present utility model;
FIG. 3 is a schematic view of the structure of the carding machine of the present utility model;
FIG. 4 is a schematic view of the distribution structure of the carding blade of the present utility model;
FIG. 5 is a schematic view of the mounting structure of the inner holding tube and the outer holding tube of the present utility model;
FIG. 6 is a schematic view of the mounting structure of the carding blade of the present utility model.
In the figure: 1. a main shaft of the wind driven generator; 2. an upper part of the inner holding tube; 3. a carding device; 301. the upper part of the outer holding pipe; 302. a mounting groove; 303. a threaded hole; 304. the lower part of the outer holding pipe; 305. a fixing plate; 306. a bolt; 307. a carding knife; 308. a ball; 4. a clamping plate; 5. screw holes; 6. the lower part of the inner holding pipe; 7. and (5) a screw.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, a wind turbine main shaft thread repairing tool comprises a wind turbine main shaft 1; the outer wall of the main shaft 1 of the wind driven generator is sleeved with an inner holding pipe upper part 2, the outer wall of the inner holding pipe upper part 2 is movably connected with a carding device 3, the bottom end of the inner holding pipe upper part 2 is connected with a clamping plate 4, the surface of the clamping plate 4 is provided with a screw hole 5, the bottom end of the inner holding pipe upper part 2 is connected with an inner holding pipe lower part 6, and one side surface of the inner holding pipe lower part 6 is connected with a screw 7 in a threaded manner;
when the device works, the carding device 3 can be arranged on the main shaft 1 of the wind driven generator, and then the outer pipe holding part is rotated, so that the threads on the main shaft 1 of the wind driven generator are cleaned.
Further, the carding unit 3 comprises an outer holding tube upper portion 301; the outer wall of the outer holding pipe upper part 301 is provided with a mounting groove 302, the surface of the mounting groove 302 is provided with a threaded hole 303, the bottom end of the outer holding pipe upper part 301 is connected with an outer holding pipe lower part 304, the surface of the mounting groove 302 is connected with a fixing plate 305, the surface of the fixing plate 305 is connected with a bolt 306 through threads, the front end of the fixing plate 305 is fixedly connected with a carding knife 307, and the inner part of the outer holding pipe upper part 301 is movably connected with a ball 308;
during operation, through the carding unit 3 that sets up, will hold the pipe outside and install in holding on the pipe, through the cooperation of bolt 306 and screw hole 303, can adjust the carding knife 307 and fix on mounting groove 302 according to the time condition, then rotate the outer pipe of wrapping, can realize clearing up the screw thread on the aerogenerator main shaft 1.
Further, the number of the carding knives 307 is four, and the carding knives 307 are distributed in a surrounding shape relative to the transverse center line of the main shaft 1 of the wind driven generator;
in operation, the cleaning efficiency of the threads on the main shaft 1 of the wind driven generator can be enhanced by the arrangement of the four groups of carding knives 307.
Further, the fixing plate 305 is fixedly connected with the threaded hole 303 through a bolt 306, and the bolt 306 is matched with the size of the threaded hole 303;
in operation, the carding blade 307 can be mounted at different positions according to different conditions by the cooperation of the bolts 306 and the threaded holes 303.
Further, the carding knife 307 is obliquely arranged, the number of the balls 308 is six, and the balls 308 are uniformly distributed on the inner wall of the upper part 301 of the outer holding tube in a surrounding manner;
in operation, the smooth rotation of the carding blade 307 during cleaning can be improved by the oblique arrangement of the carding blade 307.
Further, the diameter size of the inner wall of the outer holding pipe upper part 301 is matched with the outer wall size of the inner holding pipe upper part 2, and the inner wall size of the inner holding pipe upper part 2 is matched with the outer wall size of the main shaft 1 of the wind driven generator;
during operation, through the setting that the inner wall diameter size of outer embracing pipe upper portion 301 and the outer wall size of inner embracing pipe upper portion 2 agree with each other, can let ball 308 smoothly carry out horizontal translation and rotation on the inner wall of outer embracing pipe, be favorable to carrying out the development to the clearance work.
Further, the top end of the lower inner holding pipe part 6 is provided with a clamping groove, and the size of the clamping groove at the top end of the lower inner holding pipe part 6 is matched with the size of the clamping plate 4;
when the pipe clamping device works, the blocking of the outer holding pipe during moving can be reduced through the arrangement that the size of the clamping groove at the top end of the lower part 6 of the inner holding pipe is matched with the size of the clamping plate 4.
Working principle: firstly, an inner holding pipe is arranged on a main shaft 1 of a wind driven generator, then an outer holding pipe is arranged on the inner holding pipe through a carding device 3, a carding knife 307 can be adjusted and fixed on an installation groove 302 according to time conditions through the cooperation of a bolt 306 and a threaded hole 303, and then the outer holding pipe is rotated, so that the threads on the main shaft 1 of the wind driven generator can be cleaned;
through the setting that the inner wall diameter size of outer embracing pipe upper portion 301 and the outer wall size of inner embracing pipe upper portion 2 agree with, can let ball 308 smoothly carry out horizontal translation and rotation on the inner wall of outer embracing pipe, be favorable to carrying out the clearance work, through the setting that inner embracing pipe lower part 6 top draw-in groove size and the size of clamping plate 4 agree with, can reduce the blocking to it when outer embracing pipe removes.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (7)
1. Wind turbine generator system main shaft screw thread restoration frock, its characterized in that: comprises a main shaft (1) of a wind driven generator; the outer wall of aerogenerator main shaft (1) has cup jointed interior pipe upper portion (2), the outer wall swing joint of interior pipe upper portion (2) has carding unit (3), the bottom of interior pipe upper portion (2) is connected with clamping plate (4), the surface of clamping plate (4) is provided with screw hole (5), the bottom of interior pipe upper portion (2) is connected with interior pipe lower part (6), one side surface threaded connection of interior pipe lower part (6) has screw (7).
2. The wind turbine main shaft thread repair tool according to claim 1, wherein: the carding device (3) comprises an upper part (301) of the outer holding tube; the outer wall of outer armful pipe upper portion (301) has seted up mounting groove (302), screw hole (303) have been seted up on the surface of mounting groove (302), the bottom of outer armful pipe upper portion (301) is connected with outer armful pipe lower part (304), the surface connection of mounting groove (302) has fixed plate (305), the surface through-thread connection of fixed plate (305) has bolt (306), the front end fixedly connected with carding knife (307) of fixed plate (305), the inside swing joint of outer armful pipe upper portion (301) has ball (308).
3. The wind turbine main shaft thread repair tool according to claim 2, wherein: the number of the carding knives (307) is four, and the carding knives (307) are distributed in a surrounding shape relative to the transverse center line of the main shaft (1) of the wind driven generator.
4. The wind turbine main shaft thread repair tool according to claim 2, wherein: the fixing plate (305) is fixedly connected with the threaded hole (303) through a bolt (306), and the bolt (306) is matched with the size of the threaded hole (303).
5. The wind turbine main shaft thread repair tool according to claim 2, wherein: the carding knife (307) is obliquely arranged, the number of the balls (308) is six, and the balls (308) are uniformly distributed on the inner wall of the upper part (301) of the outer holding tube in a surrounding mode.
6. The wind turbine main shaft thread repair tool according to claim 2, wherein: the diameter of the inner wall of the upper outer holding pipe part (301) is matched with the outer wall of the upper inner holding pipe part (2), and the inner wall of the upper inner holding pipe part (2) is matched with the outer wall of the main shaft (1) of the wind driven generator.
7. The wind turbine main shaft thread repair tool according to claim 1, wherein: the top of the inner holding pipe lower part (6) is provided with a clamping groove, and the size of the clamping groove at the top of the inner holding pipe lower part (6) is matched with the size of the clamping plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321662058.3U CN220259784U (en) | 2023-06-28 | 2023-06-28 | Wind turbine generator system main shaft screw thread repair frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321662058.3U CN220259784U (en) | 2023-06-28 | 2023-06-28 | Wind turbine generator system main shaft screw thread repair frock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220259784U true CN220259784U (en) | 2023-12-29 |
Family
ID=89319312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321662058.3U Active CN220259784U (en) | 2023-06-28 | 2023-06-28 | Wind turbine generator system main shaft screw thread repair frock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220259784U (en) |
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2023
- 2023-06-28 CN CN202321662058.3U patent/CN220259784U/en active Active
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