Special maintenance platform for wind power blade

Abstract

The utility model discloses a special maintenance platform for a wind power blade, which relates to the technical field of maintenance platforms and comprises a first supporting seat, a second supporting seat, a telescopic mechanism, a rotating mechanism and a clamping mechanism, and the telescopic mechanism for adjusting the distance between the first supporting seat and the second supporting seat is arranged between the first supporting seat and the second supporting seat. A first hydraulic cylinder is arranged between the first supporting seat and the fixing frame above the first supporting seat, the rotating mechanism is arranged in the fixing frame and provided with a clamping mechanism used for clamping the blade, and a second hydraulic cylinder is arranged between the second supporting seat and the supporting frame above the second supporting seat. The distance between the first supporting seat and the second supporting seat is adjusted through the telescopic mechanism, then the wind power blade is clamped and fixed through the clamping mechanism, and then the wind power blade is driven by the rotating mechanism to rotate to a proper position, so that workers can overhaul and maintain the wind power blade conveniently, and the maintenance efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of maintenance platforms, in particular to a special maintenance platform for wind turbine blades. Background Art

[0002] When wind turbine blades are inspected and maintained on a maintenance platform, maintenance is often required at different positions of the wind turbine blades. However, when inspection is required at different positions of the wind turbine blades, it is inconvenient to flip the wind turbine blades due to their large size, and the entire process is inefficient. Summary of the invention

[0003] The purpose of the present utility model is to provide a special maintenance platform for wind turbine blades to overcome the above-mentioned defects in the prior art.

[0004] A special maintenance platform for wind turbine blades, comprising a first support seat, a second support seat, a telescopic mechanism, a rotating mechanism and a clamping mechanism, a telescopic mechanism for adjusting the distance between the first support seat and the second support seat, a first hydraulic cylinder is arranged between the first support seat and a fixed frame above the first support seat, a cylinder body of the first hydraulic cylinder is vertically connected to the first support seat, an upper end of a piston rod of the first hydraulic cylinder is connected to the fixed frame, the rotating mechanism is arranged in the fixed frame and a clamping mechanism for clamping the blades is arranged thereon, a second hydraulic cylinder is arranged between the second support seat and the support frame above the second support seat, a cylinder body of the second hydraulic cylinder is vertically connected to the second support seat, and an upper end of a piston rod of the second hydraulic cylinder is connected to the support frame.

[0005] Preferably, the telescopic mechanism includes a slide plate, a fixing tube and a tightening screw. The slide plates are symmetrically arranged on the side of the first support seat and are respectively slidably connected to the fixing tubes on the side of the second support seat. The fixing tube abuts against the slide plate through the tightening screws thereon.

[0006] Preferably, the rotating mechanism includes a rotating ring, a gear ring and a driving motor. The rotating ring is rotatably connected to the fixed frame, the gear ring is coaxially arranged on the outside of the rotating ring, the driving motor is installed on the outside of the fixed frame and a gear is provided on its output shaft, and the gear is meshed between the gear rings.

[0007] Preferably, the clamping mechanism includes a driving cylinder, a splint and a rubber column. The driving cylinders are provided in plurality and are evenly distributed along the inner wall of the rotating ring. The cylinder body of the driving cylinder is connected to the rotating ring. A splint is provided on the piston rod of the driving cylinder. The rubber columns are provided in plurality and are evenly distributed on the inner wall of the splint.

[0008] Preferably, the support frame is provided with an arc groove, and a plurality of rolling balls are evenly distributed on the arc groove.

[0009] Preferably, a plurality of rollers are evenly distributed on the bottom of the first support seat and the bottom of the second support seat.

[0010] The utility model has the following advantages:

[0011] When the utility model is in use, the distance between the first support seat and the second support seat is adjusted by the telescopic mechanism, the wind turbine blade is clamped and fixed by the clamping mechanism, and the wind turbine blade is rotated to a suitable position by the driving of the rotating mechanism, thereby facilitating workers to inspect and maintain the wind turbine blade and improving the maintenance efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model.

[0013] Figure 2 It is a structural schematic diagram of one side of the fixing frame and the clamping mechanism of the utility model.

[0014] Figure 3 It is a structural schematic diagram of the other side of the fixing frame and the clamping mechanism of the utility model.

[0015] Figure 4 It is a schematic diagram of the structure inside the fixing frame of the utility model.

[0016] Figure 5 This is a schematic diagram of the structure of the utility model after installing wind turbine blades.

[0017] Wherein: 1. first support seat, 11. roller, 2. second support seat, 3. telescopic mechanism, 31. slide plate, 32. fixing cylinder, 33. tightening screw, 4. fixing frame, 5. first hydraulic cylinder, 6. rotating mechanism, 61. rotating ring, 62. gear ring, 63. driving motor, 64. gear, 7. clamping mechanism, 71. driving cylinder, 72. splint, 73. rubber column, 8. support frame, 81. ball, 9. second hydraulic cylinder. DETAILED DESCRIPTION

[0018] The specific implementation methods of the utility model are further explained in detail below by describing the embodiments with reference to the accompanying drawings, so as to help those skilled in the art to have a more complete, accurate and in-depth understanding of the concept and technical solution of the utility model.

[0019] like Figure 1-5As shown, the utility model provides a special maintenance platform for wind turbine blades, including a first support seat 1, a second support seat 2, a telescopic mechanism 3, a rotating mechanism 6 and a clamping mechanism 7, a telescopic mechanism 3 for adjusting the distance between the first support seat 1 and the second support seat 2 is provided between the first support seat 1 and the second support seat 2, a plurality of rollers 11 are evenly distributed on the bottom of the first support seat 1 and the second support seat 2, respectively, for facilitating the movement of the first support seat 1 and the second support seat 2, a first hydraulic cylinder 5 is provided between the first support seat 1 and a fixed frame 4 above the first support seat 1, a cylinder body of the first hydraulic cylinder 5 is vertically connected to the first support seat 1, an upper end of a piston rod of the first hydraulic cylinder 5 is connected to the fixed frame 4, the rotating mechanism 6 is arranged in the fixed frame 4 and a clamping mechanism 7 for clamping the blades is provided thereon, a second hydraulic cylinder 9 is provided between the second support seat 2 and a support frame 8 above the second support seat 8, a cylinder body of the second hydraulic cylinder 9 is vertically connected to the second support seat 2, and an upper end of a piston rod of the second hydraulic cylinder 9 is connected to the support frame 8.

[0020] It should be noted that the telescopic mechanism 3 includes a slide plate 31, a fixing tube 32 and a tightening screw 33. The slide plate 31 is symmetrically arranged on the side of the first support seat 1 and is slidably connected to the fixing tube 32 on the side of the second support seat 2. The fixing tube 32 is in contact with the slide plate 31 through the tightening screw 33 thereon.

[0021] In addition, the rotating mechanism 6 includes a rotating ring 61, a ring gear 62 and a driving motor 63. The rotating ring 61 is rotatably connected to the fixed frame 4. The ring gear 62 is coaxially arranged on the outer side of the rotating ring 61. The driving motor 63 is installed on the outer side of the fixed frame 4 and a gear 64 is provided on its output shaft. The gear 64 is meshed between the ring gear 62.

[0022] In addition, the clamping mechanism 7 includes a driving cylinder 71, a clamping plate 72 and a rubber column 73. The driving cylinder 71 is provided with a plurality of them and is evenly distributed along the inner wall of the rotating ring 61. The cylinder body of the driving cylinder 71 is connected to the rotating ring 61. The piston rod of the driving cylinder 71 is provided with a clamping plate 72. The rubber column 73 is provided with a plurality of them and is evenly distributed on the inner wall of the clamping plate 72.

[0023] It is worth noting that the support frame 8 is provided with an arc groove, and a number of rolling balls 81 are evenly distributed on the arc groove to reduce the friction between the wind turbine blades and the support frame 8 when rotating.

[0024] Specific implementation and principle:

[0025] In actual application, the utility model is hoisted on one end of the wind turbine blade to the support frame 8 on the second support seat 2, and then the tightening screw 33 on the fixing cylinder 32 is loosened, the first support seat 1 is moved to the other end of the wind turbine blade, and the piston rod of the first hydraulic cylinder 5 is controlled to extend to a suitable length, driving the fixing frame 4 to rise to the other end of the wind turbine blade, and the rotating ring 61 on the first support seat 1 is inserted into the wind turbine blade, and the piston rod of the driving cylinder 71 is controlled to extend to drive the clamping plate 72 to clamp and fix the wind turbine blade, and then the wind turbine blade can be inspected and repaired;

[0026] When it is necessary to inspect different positions of the wind turbine blades, the output shaft of the drive motor 63 is controlled to rotate, and the gear 64 thereon drives the rotating ring 61 and the gear ring 62 to rotate, so that the wind turbine blades rotate to a suitable position, and then the output shaft of the drive motor 63 stops rotating to continue to inspect the wind turbine blades.

[0027] In summary, the utility model adjusts the distance between the first support seat 1 and the second support seat 2 through the telescopic mechanism 3, clamps and fixes the wind turbine blades through the clamping mechanism 7, and then drives the rotating mechanism 6 to rotate the wind turbine blades to a suitable position, thereby facilitating workers to inspect and maintain the wind turbine blades and improving maintenance efficiency.

[0028] The utility model is described above by way of example in conjunction with the accompanying drawings. It is obvious that the specific implementation of the utility model is not limited to the above-mentioned method. As long as various non-substantial improvements are made using the concept and technical solution of the utility model, or the concept and technical solution of the utility model are directly applied to other occasions without improvement, they are all within the protection scope of the utility model.

Claims

1. A special maintenance platform for wind turbine blades, characterized by: The invention comprises a first support seat (1), a second support seat (2), a telescopic mechanism (3), a rotating mechanism (6) and a clamping mechanism (7); a telescopic mechanism (3) for adjusting the distance between the first support seat (1) and the second support seat (2); a first hydraulic cylinder (5) is arranged between the first support seat (1) and a fixed frame (4) above the first support seat (1); a cylinder body of the first hydraulic cylinder (5) is vertically connected to the first support seat (1); an upper end of a piston rod of the first hydraulic cylinder (5) is connected to the fixed frame (4); the rotating mechanism (6) is arranged in the fixed frame (4) and a clamping mechanism (7) for clamping the blade is arranged on the rotating mechanism (6); a second hydraulic cylinder (9) is arranged between the second support seat (2) and a support frame (8) above the second support seat (2); a cylinder body of the second hydraulic cylinder (9) is vertically connected to the second support seat (2); and an upper end of a piston rod of the second hydraulic cylinder (9) is connected to the support frame (8).

2. A wind turbine blade maintenance platform according to claim 1, characterized in that: The telescopic mechanism (3) comprises a slide plate (31), a fixing cylinder (32) and a tightening screw (33); the slide plates (31) are symmetrically arranged on the side of the first support seat (1) and are respectively slidably connected to the fixing cylinder (32) on the side of the second support seat (2); the fixing cylinder (32) is in contact with the slide plate (31) via the tightening screw (33) thereon.

3. A wind turbine blade maintenance platform according to claim 1, characterized in that: The rotating mechanism (6) comprises a rotating ring (61), a gear ring (62) and a driving motor (63); the rotating ring (61) is rotatably connected to the fixed frame (4); the gear ring (62) is coaxially arranged on the outside of the rotating ring (61); the driving motor (63) is installed on the outside of the fixed frame (4) and a gear (64) is arranged on its output shaft; the gear (64) is meshed with the gear ring (62).

4. A wind turbine blade maintenance platform according to claim 3, characterized in that: The clamping mechanism (7) comprises a driving cylinder (71), a clamping plate (72) and a rubber column (73); the driving cylinder (71) is provided with a plurality of the clamping plates and is evenly distributed along the inner wall of the rotating ring (61); the cylinder body of the driving cylinder (71) is connected to the rotating ring (61); the piston rod of the driving cylinder (71) is provided with a clamping plate (72); and the rubber columns (73) are provided with a plurality of the clamping plates and are evenly distributed on the inner wall of the clamping plate (72).

5. The dedicated maintenance platform for wind turbine blades according to claim 1 is characterized by: The support frame (8) is provided with an arc-shaped groove, and a plurality of rolling balls (81) are evenly distributed on the arc-shaped groove and connected with each other.

6. A wind turbine blade maintenance platform according to claim 1, characterized in that: A plurality of rollers (11) are evenly distributed on the bottom of the first support seat (1) and the bottom of the second support seat (2).

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