Wind turbine generator blade maintenance platform

Abstract

The utility model relates to a wind turbine generator blade maintenance platform which comprises a lower bottom plate, a cylindrical protection frame and a sun-proof suspended ceiling, the top end of the cylindrical protection frame is fixedly connected with the bottom wall of the sun-proof suspended ceiling, the bottom end of the cylindrical protection frame is fixedly connected with the top wall of the bottom plate, and a plurality of operation windows are annularly arranged on the cylindrical protection frame. A steel wire lifting rope is fixedly arranged at the top of the sunscreen suspended ceiling, specifically, through the cage type operation platform composed of the lower bottom plate, the cylindrical protection frame and the sunscreen suspended ceiling, operation personnel can be protected in a totally-closed mode, and the operation personnel can conveniently clean and maintain blades in different directions; when the blade is maintained, a worker only needs to stretch the two hands out of the corresponding operation windows, the blade can be maintained, and the safety coefficient is high.

Description

Technical Field

[0001] The utility model relates to the field of wind power generation, in particular to a wind turbine blade maintenance platform. Background Art

[0002] The wind power industry is developing rapidly. China is the country with the largest installed wind power capacity in the world. In order to achieve carbon neutrality, wind power new energy will become more important. The operation and maintenance of wind turbines, especially blades, are becoming more and more important. However, the operating environment of wind turbines is very harsh. Wind turbine blades, a key component of wind turbines, will be subjected to various environmental tests during operation. During operation, the blades are often attacked by lightning, sandstorms, hail, etc., causing damage to the blades. In addition, in accordance with the requirements of national standards and specifications, routine inspections of blades are required every year, and a suspended basket maintenance platform is required for cleaning operations when repairing the blades. However, the current suspended basket maintenance platform completely exposes the staff to the outside, has poor safety and urgently needs to be improved. Utility Model Content

[0003] The utility model aims to provide a wind turbine blade maintenance platform, which is used to solve the problem of poor safety of the existing wind turbine blade maintenance platform.

[0004] In order to solve the above problems, the utility model provides a wind turbine blade maintenance platform, including a lower base plate, a cylindrical protective frame and a sun-proof ceiling, the top of the cylindrical protective frame is fixedly connected to the bottom wall of the sun-proof ceiling, the bottom end of the cylindrical protective frame is fixedly connected to the top wall of the base plate, a plurality of working windows are arranged on the cylindrical protective frame, and a steel wire rope is fixedly arranged on the top of the sun-proof ceiling.

[0005] The wind turbine blade maintenance platform provided by the utility model also has the following technical features:

[0006] Furthermore, the sun-proof ceiling is hemispherical.

[0007] Furthermore, the cylindrical protection frame includes a plurality of vertical straight tubes circumferentially arranged on the top of the base plate and a plurality of annular tubes spaced apart along the axis of the vertical straight tubes.

[0008] Furthermore, a protective door is symmetrically hinged on the cylindrical protective frame, and a door lock assembly is installed on the protective door.

[0009] Furthermore, the door lock assembly includes a first fixed ear plate, a second fixed ear plate and a locking rod passing between the first fixed ear plate and the second fixed ear plate, and one end of the locking rod is threadedly connected to a limiting nut.

[0010] Furthermore, the locking rod is in an "L" shape.

[0011] The utility model has the following beneficial effects: the cage-type working platform composed of the lower base plate, the cylindrical protective frame and the sun-proof ceiling can not only provide fully enclosed protection for the operating personnel, but also facilitate the cleaning and maintenance of the blades from different directions; when repairing the blades, the staff only needs to extend their hands from the corresponding working windows to clean and repair the blades, and the safety factor is relatively high. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 The overall structural diagram of the wind turbine blade maintenance platform is shown;

[0013] Figure 2 for Figure 1 A schematic diagram of the enlarged local structure at point A in the middle. DETAILED DESCRIPTION

[0014] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments. It should be noted that the embodiments and features in the embodiments of the present invention can be combined with each other without conflict.

[0015] like Figure 1 to Figure 2 In the embodiment of a wind turbine blade maintenance platform of the utility model shown, it includes a lower base plate 10, a cylindrical protective frame 11 and a sun-proof ceiling 12. The top of the cylindrical protective frame 11 is fixedly connected to the bottom wall of the sun-proof ceiling 12, and the bottom end of the cylindrical protective frame 11 is fixedly connected to the top wall of the base plate 10. A plurality of working windows 100 are arranged on the cylindrical protective frame 11, and a steel wire rope 13 is fixedly arranged on the top of the sun-proof ceiling 12. Specifically, the cage-type working platform composed of the lower base plate 10, the cylindrical protective frame 11 and the sun-proof ceiling 12 can not only provide fully enclosed protection for the operating personnel, but also facilitate the maintenance of the blades from different directions. When repairing the blades, the staff only needs to put their hands through the corresponding working windows 100 to repair the blades, and the safety factor is relatively high.

[0016] In one embodiment of the present application, the sun protection ceiling 12 is spherical.

[0017] In one embodiment of the present application, the cylindrical protection frame 11 includes a plurality of vertical straight tubes 110 circumferentially arranged on the bottom plate 10 and annular tubes 111 spaced apart along the vertical straight tubes 110 .

[0018] In one embodiment of the present application, a protective door 20 is symmetrically hingedly provided on the cylindrical protective frame 11 , and a door lock assembly 30 is installed on the protective door 20 .

[0019] In one embodiment of the present application, the door lock assembly 30 includes a first fixed ear plate 31, a second fixed ear plate 32 and a locking rod 33 passing through the first fixed ear plate 31 and the second fixed ear plate 32, and one end of the locking rod 33 is threadedly connected to a limiting nut 34. Specifically, the first fixed ear plate 31 and the second fixed ear plate 32 are provided with a locking hole for the locking rod 33 to pass through.

[0020] In one embodiment of the present application, the locking rod 33 is in an “L” shape.

[0021] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A wind turbine blade maintenance platform, characterized in that: It includes a lower base plate, a cylindrical protective frame and a sun-proof ceiling. The top of the cylindrical protective frame is fixedly connected to the bottom wall of the sun-proof ceiling, the bottom end of the cylindrical protective frame is fixedly connected to the top wall of the base plate, a plurality of operating windows are arranged on the cylindrical protective frame, and a steel wire rope is fixedly arranged on the top of the sun-proof ceiling.

2. A wind turbine blade maintenance platform according to claim 1, characterized in that: The sun-proof ceiling is hemispherical.

3. A wind turbine blade maintenance platform according to claim 2, characterized in that: The cylindrical protection frame includes a plurality of vertical straight tubes circumferentially arranged on the top of the bottom plate and a plurality of annular tubes spaced apart along the axis of the vertical straight tubes.

4. A wind turbine blade maintenance platform according to claim 1, characterized in that: The cylindrical protection frame is symmetrically hinged with a protection door, and the protection door is equipped with a door lock assembly.

5. A wind turbine blade maintenance platform according to claim 4, characterized in that: The door lock assembly includes a first fixed ear plate, a second fixed ear plate, and a lock rod passing between the first fixed ear plate and the second fixed ear plate, and one end of the lock rod is threadedly connected to a limiting nut.

6. A wind turbine blade maintenance platform according to claim 5, characterized in that: The locking rod is in an "L" shape.

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