Lifting device for maintaining wind power generation tower

Abstract

The utility model discloses a lifting device for maintaining a wind power generation tower, which belongs to the technical field of wind power generation tower maintenance and comprises a base, a shear type lifting structure is arranged on the surface of the base, a protective hopper is fixedly connected to the upper end of the shear type lifting structure, and a stabilizing component is arranged on the inner wall of the protective hopper. The stabilizing assembly comprises a partition plate, a rotating shaft, a first threaded column, a threaded pipe, two limiting rods, an electric magnetic attraction device, two synchronous wheels, a synchronous belt and a first hand wheel, by arranging the stabilizing assembly, the first threaded column drives the threaded pipe and the limiting rods to slide on the surface of the protection hopper, and therefore the electric magnetic attraction device is in lap joint with the surface of the power generation tower; the protection hopper is electrified through a switch on the surface of the electric magnetic attraction device to generate strong magnetism, so that the protection hopper is attracted to the surface of the power generation tower, the protection hopper is indirectly fixed to the surface of the power generation tower, stability is improved, and shaking is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of wind power tower maintenance, and more specifically, to a lifting and lowering device for maintaining a wind power tower. Background Art

[0002] Wind energy is a clean, pollution-free, renewable energy source that converts the kinetic energy of wind into electrical energy mainly through wind turbines. It is more common in the northwest plains of my country. In order to enable wind turbines to better collect wind energy, most wind turbines are installed at higher locations so that they can be better affected by the wind. When wind turbines are damaged and need to be repaired, staff are usually required to use lifting devices to inspect and repair them.

[0003] During the use of the existing lifting and lowering device for repairing wind power towers, it was found that after the maintenance personnel were transported to a high place, the protective bucket of the lifting and lowering device was prone to shaking, and the device was prone to overturning, resulting in poor safety. Utility Model Content

[0004] (1) Technical issues to be solved

[0005] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a lifting and lowering device for repairing a wind power tower, which has the characteristic of improving the stability of the device.

[0006] (2) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides a lifting and lowering device for repairing wind power towers, including a base, a scissor-type lifting structure is arranged on the surface of the base, a protective bucket is fixedly connected to the upper end of the scissor-type lifting structure, a stabilizing component is arranged on the inner wall of the protective bucket, the stabilizing component includes a partition, a rotating shaft, a first threaded column, a threaded tube, two limit rods, an electric magnetic device, two synchronous wheels, a synchronous belt and a first hand wheel, two horizontal components are fixedly connected on both sides of the base, and the horizontal components include a fixed block, a second threaded column, a second hand wheel, a baffle and a ground nail.

[0008] When using a lifting and lowering device for repairing a wind power tower using the technical solution, a stabilizing component is set up so that the first threaded column drives the threaded tube and the limit rod to slide on the surface of the protective bucket, so that the electric magnetic device is overlapped on the surface of the power tower, and the switch on the surface of the electric magnetic device is used to energize it to generate a strong magnet, so that it is adsorbed on the surface of the power tower, thereby indirectly fixing the protective bucket on the surface of the power tower, improving stability and preventing it from shaking.

[0009] Furthermore, the partition is fixedly connected to the inner wall of the protective bucket, the rotating shaft is rotatably connected to the surface of the partition through a bearing, the first threaded column is fixedly connected to one end of the rotating shaft, the threaded tube is threadedly connected to the surface of the first threaded column, the two limit rods are fixedly connected to the surface of the threaded tube, the threaded tube and the limit rod are both slidably connected to the surface of the protective bucket, the electric magnetic device is fixedly connected to the other end of the threaded tube, there are two groups of the electric magnetic device, and they are symmetrically arranged on the surface of the protective bucket, the two synchronous wheels are respectively passed through the surfaces of the two rotating shafts, the two synchronous wheels are connected through synchronous belt transmission, and the first hand wheel is fixedly connected to one end of one of the rotating shafts.

[0010] Furthermore, the fixed block is fixedly connected to the side of the base, the second threaded column is threadedly connected to the surface of the fixed block, the second handwheel is fixedly connected to the upper end of the second threaded column, the baffle is fixedly connected to the lower end of the second threaded column, and the ground nail is fixedly connected to the lower surface of the baffle.

[0011] Furthermore, a level is fixedly connected to the upper surface of the base.

[0012] Furthermore, a plurality of moving wheels are fixedly connected to the lower surface of the base.

[0013] Furthermore, a handle is fixedly connected to the surface of the base.

[0014] (3) Beneficial effects

[0015] In summary, the utility model has the following beneficial effects:

[0016] 1. A lifting and lowering device for repairing a wind power generation tower is provided with a stabilizing component, so that the first threaded column drives the threaded tube and the limit rod to slide on the surface of the protective bucket, so that the electric magnetic device is overlapped on the surface of the power generation tower, and the switch on the surface of the electric magnetic device is used to energize it to generate a strong magnet, so that it is adsorbed on the surface of the power generation tower, thereby indirectly fixing the protective bucket on the surface of the power generation tower, improving stability and preventing it from shaking;

[0017] 2. This lifting and lowering device for repairing wind power towers is equipped with a horizontal component so that the second threaded column drives the ground nails to be inserted into the ground, and the base is propped up under the action of the baffle, so that the moving wheels are separated from the ground, thereby improving the stability of the base. At the same time, by adjusting multiple second threaded columns, the base is adjusted to a horizontal level, thereby avoiding the protective bucket from tilting after being raised. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the specific implementation of the utility model or the technical solution in the prior art, the drawings required for describing the specific implementation or the prior art will be briefly introduced below. Obviously, the drawings described below are only one implementation of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 This is a schematic diagram of the front view structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model from top view;

[0021] Figure 3 for Figure 2 Enlarged structural diagram at A in the middle.

[0022] The symbols in the accompanying drawings are:

[0023] 1. Base;

[0024] 2. Scissor lift structure;

[0025] 3. Protective bucket;

[0026] 4. Stabilizing assembly; 401. Partition plate; 402. Rotating shaft; 403. First threaded column; 404. Threaded tube; 405. Limiting rod; 406. Electric magnetic device; 407. Synchronous wheel; 408. Synchronous belt; 409. First hand wheel;

[0027] 5. Horizontal assembly; 501. Fixed block; 502. Second threaded column; 503. Second hand wheel; 504. Baffle; 505. Ground nail;

[0028] 6. Level;

[0029] 7. Moving wheels;

[0030] 8. Handle. DETAILED DESCRIPTION

[0031] In order to make the technical means, creative features, objectives and effects achieved by the utility model easy to understand, the technical scheme in the specific implementation mode of the utility model is clearly and completely described below to further illustrate the utility model. Obviously, the specific implementation mode described is only a part of the implementation mode of the utility model, rather than all styles.

[0032] Example:

[0033] The following is combined with Figure 1-3 The utility model is described in further detail.

[0034] See also Figure 1-3 The utility model provides a technical solution: a lifting and lowering device for repairing a wind power tower, comprising a base 1, a scissor-type lifting structure 2 is arranged on the surface of the base 1, a protective bucket 3 is fixedly connected to the upper end of the scissor-type lifting structure 2, a stabilizing component 4 is arranged on the inner wall of the protective bucket 3, and the stabilizing component 4 comprises a partition 401, a rotating shaft 402, a first threaded column 403, a threaded tube 404, two limit rods 405, an electric magnetic device 406, two synchronous wheels 407, a synchronous belt 408 and a first hand wheel 409, and two horizontal Component 5, the horizontal component 5 includes a fixed block 501, a second threaded column 502, a second hand wheel 503, a baffle 504 and a ground nail 505. By setting the stabilizing component 4, the first threaded column 403 drives the threaded tube 404 and the limiting rod 405 to slide on the surface of the protective bucket 3, so that the electric magnetic device 406 is overlapped on the surface of the power tower. The switch on the surface of the electric magnetic device 406 is used to energize it to generate a strong magnet, so that it is adsorbed on the surface of the power tower, thereby indirectly fixing the protective bucket 3 on the surface of the power tower, improving stability and preventing it from shaking.

[0035] Specifically, the partition 401 is fixedly connected to the inner wall of the protective bucket 3, the rotating shaft 402 is rotatably connected to the surface of the partition 401 through a bearing, the first threaded column 403 is fixedly connected to one end of the rotating shaft 402, the threaded tube 404 is threadedly connected to the surface of the first threaded column 403, the two limit rods 405 are fixedly connected to the surface of the threaded tube 404, the threaded tube 404 and the limit rod 405 are both slidably connected to the surface of the protective bucket 3, the electric magnetic device 406 is fixedly connected to the other end of the threaded tube 404, there are two groups of electric magnetic devices 406, and they are symmetrically arranged on the surface of the protective bucket 3, the two synchronous wheels 407 are respectively passed through the surfaces of the two rotating shafts 402, the two synchronous wheels 407 are connected through a synchronous belt 408, and the first hand wheel 409 is fixedly connected to one end of one of the rotating shafts 402.

[0036] By adopting the above technical solution, the first hand wheel 409 is rotated to drive the rotating shaft 402 and the first threaded column 403 to rotate. Under the action of the synchronous wheel 407 and the synchronous belt 408, the two first threaded columns 403 are rotated at the same time, thereby driving the two threaded tubes 404 and the limit rod 405 to slide on the surface of the protective bucket 3, so that the electric magnetic suction device 406 is overlapped on the surface of the power tower, and the switch on the surface of the electric magnetic suction device 406 is used to energize it to generate a strong magnetism, so that it is adsorbed on the surface of the power tower, thereby indirectly fixing the protective bucket 3 on the surface of the power tower, improving stability and preventing it from shaking.

[0037] Specifically, the fixed block 501 is fixedly connected to the side of the base 1, the second threaded column 502 is threadedly connected to the surface of the fixed block 501, the second hand wheel 503 is fixedly connected to the upper end of the second threaded column 502, the baffle 504 is fixedly connected to the lower end of the second threaded column 502, and the ground nail 505 is fixedly connected to the lower surface of the baffle 504.

[0038] By adopting the above technical solution, by rotating the second hand wheel 503, the second threaded column 502 is driven to rotate on the surface of the fixed block 501, and the ground nail 505 is inserted into the ground. At the same time, the base 1 is propped up under the action of the baffle 504, so that the moving wheel 7 is separated from the ground, thereby improving the stability of the base 1. At the same time, by adjusting multiple second threaded columns 502, the base 1 is adjusted to a horizontal level, thereby avoiding the protective bucket 3 from tilting after being raised.

[0039] Specifically, a level 6 is fixedly connected to the upper surface of the base 1 .

[0040] By adopting the above technical solution and providing the level meter 6 , it is convenient to observe the horizontal angle of the level meter 6 .

[0041] Specifically, a plurality of moving wheels 7 are fixedly connected to the lower surface of the base 1 , and a handle 8 is fixedly connected to the surface of the base 1 .

[0042] By adopting the above technical solution and providing the moving wheels 7 and the handle 8, it is convenient to drive the base 1 to move.

[0043] The working principle of the utility model is as follows: when in use, the staff pushes the handle 8, and under the action of the multiple moving wheels 7, the base 1 is moved to the vicinity of the power generation tower, and by turning the second hand wheel 503, the second threaded column 502 is driven to rotate on the surface of the fixed block 501, and the ground nail 505 is inserted into the ground. At the same time, under the action of the baffle 504, the base 1 is propped up to make the moving wheel 7 leave the ground. At the same time, by observing the level 6 and adjusting the multiple second threaded columns 502, the four corners of the base 1 are adjusted to adjust the base 1 to a horizontal level to prevent the protective bucket 3 from tilting after being raised. Phenomenon, the maintenance personnel are transported to a high place through the scissor-type lifting structure 2, and the maintenance personnel turn the first hand wheel 409 to drive the rotating shaft 402 and the first threaded column 403 to rotate. Under the action of the synchronous wheel 407 and the synchronous belt 408, the two first threaded columns 403 rotate at the same time, driving the two threaded tubes 404 and the limit rod 405 to slide on the surface of the protective bucket 3, so that the electric magnetic device 406 is overlapped on the surface of the power tower, and then the switch on the surface of the electric magnetic device 406 is used to energize it to generate a strong magnetism, so that the protective bucket 3 is adsorbed on the surface of the power tower to improve stability.

[0044] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed, but such modifications are protected by patent law as long as they are within the scope of the claims of the present invention.

Claims

1. A lifting and lowering device for repairing a wind power tower, comprising a base (1), characterized in that: The surface of the base (1) is provided with a scissor-type lifting structure (2), the upper end of the scissor-type lifting structure (2) is fixedly connected with a protective bucket (3), the inner wall of the protective bucket (3) is provided with a stabilizing component (4), the stabilizing component (4) comprises a partition (401), a rotating shaft (402), a first threaded column (403), a threaded tube (404), two limit rods (405), an electric magnetic suction device (406), two synchronous wheels (407), a synchronous belt (408) and a first hand wheel (409), and two horizontal components (5) are fixedly connected to the two sides of the base (1), respectively, and the horizontal component (5) comprises a fixed block (501), a second threaded column (502), a second hand wheel (503), a baffle (504) and a ground nail (505).

2. A lifting and lowering device for repairing a wind power tower according to claim 1, characterized in that: The partition (401) is fixedly connected to the inner wall of the protection bucket (3); the rotating shaft (402) is rotatably connected to the surface of the partition (401) through a bearing; the first threaded column (403) is fixedly connected to one end of the rotating shaft (402); the threaded tube (404) is threadedly connected to the surface of the first threaded column (403); the two limit rods (405) are fixedly connected to the surface of the threaded tube (404); the threaded tube (404) and the limit rod (405) are slidably connected to the surface of the protection bucket (3); the electric magnetic device (406) is fixedly connected to the other end of the threaded tube (404); there are two groups of the electric magnetic device (406) and they are symmetrically arranged on the surface of the protection bucket (3); the two synchronous wheels (407) are respectively penetrated on the surfaces of the two rotating shafts (402); the two synchronous wheels (407) are connected by a synchronous belt (408); and the first hand wheel (409) is fixedly connected to one end of one of the rotating shafts (402).

3. The lifting and lowering device for repairing a wind power tower according to claim 1, characterized in that: The fixing block (501) is fixedly connected to the side of the base (1); the second threaded column (502) is threadedly connected to the surface of the fixing block (501); the second hand wheel (503) is fixedly connected to the upper end of the second threaded column (502); the baffle (504) is fixedly connected to the lower end of the second threaded column (502); and the ground nail (505) is fixedly connected to the lower surface of the baffle (504).

4. The lifting and lowering device for repairing a wind power tower according to claim 1, characterized in that: A level (6) is fixedly connected to the upper surface of the base (1).

5. The lifting and lowering device for repairing a wind power tower according to claim 1, characterized in that: A plurality of moving wheels (7) are fixedly connected to the lower surface of the base (1).

6. The lifting and lowering device for repairing a wind power tower according to claim 1, characterized in that: A handle (8) is fixedly connected to the surface of the base (1).

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