CN220072856U - Wind power tower cylinder major diameter flange correcting unit - Google Patents
Wind power tower cylinder major diameter flange correcting unit Download PDFInfo
- Publication number
- CN220072856U CN220072856U CN202320640586.2U CN202320640586U CN220072856U CN 220072856 U CN220072856 U CN 220072856U CN 202320640586 U CN202320640586 U CN 202320640586U CN 220072856 U CN220072856 U CN 220072856U
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- China
- Prior art keywords
- wind power
- round steel
- tower
- flange
- power tower
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 27
- 239000010959 steel Substances 0.000 claims abstract description 27
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 6
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 6
- 241001330002 Bambuseae Species 0.000 claims description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 6
- 239000011425 bamboo Substances 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 3
- 230000008094 contradictory effect Effects 0.000 claims description 3
- 238000005498 polishing Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
Abstract
The utility model discloses a wind power tower cylinder large-diameter flange correction device, which belongs to the technical field of flange correction, wherein: the hydraulic cylinder is arranged on the inner wall of the other end of the L plate, the round steel is inserted into a bolt hole on the upper flange of the middle tower, and the hydraulic cylinder is used for abutting against the inner wall of the upper flange of the middle tower to correct the tower barrel flange through hydraulic expansion; the wind power tower correction device is simple to manufacture, convenient to obtain materials, strong in applicability, simple to operate, safe and reliable, and solves the problem that the wind power tower cannot be effectively corrected in place due to large specification and large deformation. Meanwhile, the operation is simple and reliable, and the time consumption is short, so that the wind power installation efficiency can be greatly improved during a limited window period.
Description
Technical Field
The utility model belongs to the technical field of flange correction, and particularly relates to a large-diameter flange correction device for a wind power tower.
Background
Wind power is diverted from land to sea as national policies change. In recent years, the development of offshore wind power is gradually changed, and the development is further advanced towards the 'deep blue' sea area, and various megawatt machine types are continuously appeared, so that the specifications of wind power towers are also various. In the manufacturing, transferring, passing and installing processes of the wind power tower, some deformation is a normal phenomenon, so that the problem of the deformation of the wind power tower is solved, and the problem of urgent need of the offshore wind power installation is solved.
The existing wind power tower correction method is mainly carried out by adopting a jack and a fire work mode, the jack correction application range is small, and high safety risk exists; the initiating explosive device has high correction requirement, is difficult to master, and can seriously lead to scrapping of the flange at a new deformation position of hard force transfer of a light person. The method needs more staff to participate, and has hidden danger in the aspect of safety, so that the large-diameter flange correction device for the wind power tower is provided.
Disclosure of Invention
The utility model aims to provide a wind power tower cylinder large-diameter flange correction device so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
as the preferred scheme of the wind power tower cylinder large-diameter flange correction device, which is disclosed by the utility model, the wind power tower cylinder large-diameter flange correction device comprises the following components: including round steel, L board and pneumatic cylinder, round steel and L board are an whole and round steel is located the tip of L board, install the pneumatic cylinder on the L board other end inner wall, round steel inserts and establishes in the bolt hole on the flange on the middle tower, the pneumatic cylinder is used for contradicting middle tower flange inner wall and carries out tower section of thick bamboo flange correction through hydraulic extension.
Preferably, the end of the hydraulic cylinder is provided with a convex strip, and the inner wall of the L plate is provided with an alignment groove matched with the convex strip.
Preferably, the hydraulic cylinder drives the hydraulic ram to stretch and retract through internal hydraulic pressure.
Preferably, the end part of the round steel is subjected to chamfering and integral polishing treatment, so that the damage of the barbed edges and corners to the flange holes is prevented.
Preferably, the bending part at the inner side of the L plate is arc-shaped, so that the tearing caused by larger correction stress of the flange is effectively avoided.
Preferably, the round steel and the L plate are fixed through welding.
Preferably, the axis of the round steel is partially coincident with the axis of the bolt hole.
Compared with the prior art, the utility model has the beneficial effects that: the wind power tower correction device is simple to manufacture, convenient to obtain materials, strong in applicability, simple to operate, safe and reliable, and solves the problem that the wind power tower cannot be effectively corrected in place due to large specification and large deformation. Meanwhile, the operation is simple and reliable, and the time consumption is short, so that the wind power installation efficiency can be greatly improved during a limited window period.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Wherein:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a front view of the present utility model;
FIG. 3 is a schematic diagram of a structure used in the present utility model;
in the figure: 1. round steel; 2. an L plate; 3. a hydraulic cylinder; 301. a hydraulic ram; 302. a convex strip; 303. alignment grooves; 4. a middle tower upper flange; 5. and a flange on the bottom tower.
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.
Referring to fig. 1-3, the present utility model proposes a technical solution: the utility model provides a wind-powered electricity generation tower section of thick bamboo major diameter flange correcting unit, includes round steel 1, L board 2 and pneumatic cylinder 3, and round steel 1 and L board 2 are an whole and round steel 1 is located the tip of L board 2, and round steel 1's axis and bolt hole axis part coincidence, installs pneumatic cylinder 3 on the other end inner wall of L board 2, and round steel 1 inserts and establishes in the bolt hole on middle tower upper flange 4, and pneumatic cylinder 3 is arranged in contradicting middle tower upper flange 4 inner wall and carries out tower section of thick bamboo flange correction through hydraulic telescoping, solves tower section of thick bamboo flange deformation problem.
The hydraulic cylinder 3 stretches and contracts through the hydraulic driving hydraulic ram 301 inside, and pressure is adjusted according to flange deformation and tower flange specifications, so that the hydraulic cylinder can be suitable for different deformation conditions and tower flange specifications, and the safety coefficient of a hydraulic correction method is larger than that of a traditional correction method, so that the problem that more personnel are needed by the traditional correction method after the tower flange is deformed is solved.
Further, the end of the hydraulic cylinder 3 has a protruding strip 302, and the inner wall of the l plate 2 is provided with a positioning groove 303 matching with the protruding strip 302, and the hydraulic cylinder 3 is mounted and dismounted inside the flange.
The bending part at the inner side of the L plate 2 is arc-shaped, so that the tearing caused by larger correction stress of the flange can be effectively avoided.
The round steel 1 is machined from high strength bolts.
One side of the round steel 1 and the L plate 2 are welded by using a 506 or 507 type welding rod and polished, so that the strength of the correction device is ensured, and the end part of the round steel 1 is subjected to chamfering and integral polishing to prevent the damage of the barb edges and corners to the flange holes.
The working principle and the using flow of the utility model are as follows: round steel 1 is selected according to the bolt aperture and L board 2 is manufactured on site according to the thickness of the flange of the tower barrel, round steel 1 and L steel board 2 are reliably welded to form a correction fixing tool, hydraulic ram 301 and hydraulic cylinder 3 are placed at correction positions during flange correction, upper buckle lower support is formed, hydraulic ram 301 is driven to extend to achieve flange deformation correction by means of hydraulic ram 301, and the correction tool is simple in structure, easy to operate, economical and practical.
The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.
Claims (7)
1. A wind-powered electricity generation tower section of thick bamboo major diameter flange correcting unit, its characterized in that: including round steel (1), L board (2) and pneumatic cylinder (3), round steel (1) and L board (2) are an whole and round steel (1) are located the tip of L board (2), install pneumatic cylinder (3) on the inner wall of L board (2) other end, round steel (1) insert and establish in the bolt hole on middle tower upper flange (4), pneumatic cylinder (3) are used for contradicting middle tower upper flange (4) inner wall and carry out tower section of thick bamboo flange correction through hydraulic telescoping.
2. The wind power tower large-diameter flange correction device according to claim 1, wherein: the end of the hydraulic cylinder (3) is provided with a convex strip (302), and the inner wall of the L plate (2) is provided with an alignment groove (303) which is matched with the convex strip (302).
3. The wind power tower large-diameter flange correction device according to claim 1, wherein: the hydraulic cylinder (3) drives the hydraulic ram (301) to stretch and retract through internal hydraulic pressure.
4. The wind power tower large-diameter flange correction device according to claim 1, wherein: chamfering and integral polishing are carried out on the end part of the round steel (1).
5. The wind power tower large-diameter flange correction device according to claim 1, wherein: the bending part of the inner side of the L plate (2) is arc-shaped.
6. The wind power tower large-diameter flange correction device according to claim 1, wherein: the round steel (1) and the L plate (2) are fixed through welding.
7. The wind power tower large-diameter flange correction device according to claim 1, wherein: the axis of the round steel (1) is partially overlapped with the axis of the bolt hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320640586.2U CN220072856U (en) | 2023-03-28 | 2023-03-28 | Wind power tower cylinder major diameter flange correcting unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320640586.2U CN220072856U (en) | 2023-03-28 | 2023-03-28 | Wind power tower cylinder major diameter flange correcting unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220072856U true CN220072856U (en) | 2023-11-24 |
Family
ID=88816423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320640586.2U Active CN220072856U (en) | 2023-03-28 | 2023-03-28 | Wind power tower cylinder major diameter flange correcting unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220072856U (en) |
-
2023
- 2023-03-28 CN CN202320640586.2U patent/CN220072856U/en active Active
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