Maintenance stand for wind driven generator

Abstract

The utility model discloses an overhaul stand for a wind driven generator. The overhaul stand comprises a supporting base; the movable sliding box is arranged in the supporting base in a sliding mode, and the movable sliding box has the advantages that the first hydraulic cylinder, the movable sliding block and the movable arc-shaped support are arranged, so that the output end of the first hydraulic cylinder drives the movable sliding block to move and adjust the height position; the movable sliding block drives the movable arc-shaped support to move in the height position, the movable arc-shaped support is matched with the fixed arc-shaped support at the top of the movable support, the small wind power generator is clamped and fixed, and the stability during overhauling is guaranteed; and when the bidirectional screw rod rotates, the movable supporting block on the outer side is driven to move, the movable supporting block drives the movable support to move, and therefore clamping and fixing are conducted according to the small wind driven generators with different widths, and overhauling work is conveniently completed.

Description

Technical Field

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

[0002] A wind turbine uses wind power to drive the windmill blades to rotate, and increases the rotation speed through a speed increaser, thereby driving the generator to generate electricity. It is mainly composed of components such as a wind rotor, a generator (including a device), a direction regulator (tail wing), a tower, a speed limit safety mechanism and an energy storage device. The wind rotor rotates under the action of wind power, converting the kinetic energy of the wind into mechanical energy of the wind rotor shaft. The generator rotates and generates electricity driven by the wind rotor shaft. Wind turbines need to be inspected before leaving the factory or after maintenance. A wind turbine maintenance platform is a device designed specifically for the maintenance of wind turbine sets. Most of the existing small wind turbines are generally maintained on the maintenance platform, but the existing maintenance platforms are not stable enough for maintenance and fixation of small wind turbines of different models. It is easy for the small wind turbine to move due to vibration during maintenance, and the fixation during maintenance is not stable enough. Utility Model Content

[0003] The purpose of the utility model is to provide a maintenance platform for wind turbines, so as to solve the problem that most of the existing small wind turbines are generally maintained on the maintenance platform as mentioned in the above background technology, but the existing maintenance platforms are not stable enough when fixing small wind turbines of different models during maintenance, and the small wind turbines are prone to move due to vibration during maintenance, and the fixation during maintenance is not stable enough.

[0004] To achieve the above purpose, the utility model provides the following technical solution: a maintenance platform for a wind turbine generator, comprising:

[0005] Support base;

[0006] A movable sliding box is slidably arranged inside the supporting base;

[0007] A movable bracket is symmetrically and slidably arranged on the top of the supporting base and the movable sliding box;

[0008] A supporting top box, which is arranged on one side of the mobile support;

[0009] A fixed arc support, which is arranged on the top of the movable bracket;

[0010] The movable arc support is slidably arranged on the inner side of the supporting top box.

[0011] As a preferred solution of the utility model: it also includes a bidirectional screw rod, which is rotatably arranged inside the support base and the movable slide box, and the outer side of the bidirectional screw rod is symmetrically threaded with a movable support block, and the movable support block is fixedly connected to the movable bracket, two of which are slidably connected to the support base, and the other two are slidably connected to the movable slide box.

[0012] As a preferred solution of the utility model: a No. 2 motor is installed on one side of the support base, one of the bidirectional screw rods is fixedly connected to the output end of the No. 2 motor, a No. 1 motor is installed on one side of the movable slide box, the other bidirectional screw rod is fixedly connected to the output end of the No. 1 motor, and a movable opening cooperating with the No. 1 motor is opened on one side of the support base.

[0013] As a preferred solution of the utility model: a No. 2 hydraulic cylinder is symmetrically arranged inside the support base, the output end of the No. 2 hydraulic cylinder is fixedly connected to the support bottom plate, the bottom of the support bottom plate is symmetrically fixedly connected to a No. 2 limiting slide bar, and the No. 2 limiting slide bar is slidably connected to the support base.

[0014] As a preferred solution of the utility model: a movable slider is slidingly arranged inside the supporting top box, the inner side of the movable slider is fixedly connected to the movable arc-shaped support, a No. 1 limit slide bar is symmetrically slidingly arranged inside the movable slider, and the No. 1 limit slide bar is fixedly connected to the supporting top box.

[0015] As a preferred solution of the utility model: a No. 1 hydraulic cylinder is installed inside the supporting top box, and the output end of the No. 1 hydraulic cylinder is fixedly connected to the movable sliding block, a cylinder is symmetrically installed on one side of the supporting base, and the output end of the cylinder is fixedly connected to the movable sliding box, and a supporting base frame is fixedly connected between the bottom of the supporting top box and the movable bracket.

[0016] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model sets a No. 1 hydraulic cylinder, a movable slider and a movable arc support, so that the output end of the No. 1 hydraulic cylinder drives the movable slider to move and adjust the height position, and drives the movable arc support to move the height position through the movable slider, and the small wind turbine is clamped and fixed by cooperating with the fixed arc support on the top of the movable bracket, so as to ensure the stability during maintenance, and by setting a bidirectional screw rod and a movable support block, it is achieved that when the bidirectional screw rod rotates, the outer movable support block is driven to move, and the movable support block drives the movable bracket to move, so that small wind turbines with different widths can be clamped and fixed, and the maintenance work is convenient to complete. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a front view of the utility model;

[0019] Figure 3 This is a schematic diagram of the internal structure of the supporting top box of the utility model;

[0020] Figure 4 It is the left view of the utility model;

[0021] Figure 5 This is a top view of the support base of the utility model.

[0022] In the figure: 1. Support base; 2. Moving slide box; 3. Moving bracket; 4. Support top box; 5. Support base frame; 6. Fixed arc support; 7. Moving arc support; 8. Moving slider; 9. No. 1 limit slide bar; 10. No. 1 hydraulic cylinder; 11. Cylinder; 12. Bidirectional screw rod; 13. Moving support block; 14. No. 1 motor; 15. No. 2 motor; 16. No. 2 limit slide bar; 17. Support base plate; 18. No. 2 hydraulic cylinder; 19. Movable opening. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figures 1 to 5 The utility model provides a technical solution: a maintenance platform for a wind turbine, comprising: a support base 1; a movable slide box 2 is slidably arranged inside the support base 1; a movable bracket 3 is symmetrically slidably arranged on the top of the support base 1 and the movable slide box 2; a support top box 4 is fixedly connected to one side of the movable bracket 3; a fixed arc support 6 is fixedly connected to the top of the movable bracket 3; and a movable arc support 7 is slidably arranged on the inner side of the support top box 4.

[0025] It can be understood that the utility model is controlled by an external controller, the device is powered by an external power supply, the small wind turbine that needs to be repaired is supported on the top of the support base plate 17, the support base plate 17 and the second limit slide bar 16 are driven to move upward by the output end of the second hydraulic cylinder 18, and the support height position of the small wind turbine on the support base plate 17 is adjusted, and the mobile slide box 2 is driven to move by the output end of the cylinder 11, and the two mobile brackets 3 and the support top box 4 on the top of the mobile slide box 2 are driven to move when the mobile slide box 2 moves in the support base 1, so as to adjust the position of the clamped small wind turbine. The bidirectional screw 12 is driven to rotate by the output ends of the No. 1 motor 14 and the No. 2 motor 15. When the bidirectional screw 12 rotates, it drives the outer movable support block 13 to move. The movable bracket 3, the supporting top box 4, the fixed arc support 6 and the movable arc support 7 are driven to move inward by the movable support block 13 to clamp and position the small wind turbine. The mobile slider 8 is driven to move by the output end of the No. 1 hydraulic cylinder 10. When the mobile slider 8 moves, it drives the inner movable arc support 7 to move. The small wind turbine is clamped by the movable arc support 7 and the fixed arc support 6, and the small wind turbine is manually inspected and repaired.

[0026] See also Figure 5 , and also includes a bidirectional screw rod 12, which is rotatably arranged inside the support base 1 and the movable slide box 2, and the outer side of the bidirectional screw rod 12 is symmetrically threadedly connected with a movable support block 13, and the movable support block 13 is fixedly connected to the movable bracket 3, wherein two movable support blocks 13 are slidably connected to the support base 1, and the other two movable support blocks 13 are slidably connected to the movable slide box 2.

[0027] It can be understood that the output end of the bidirectional screw rod 12 of the utility model drives the outer movable support block 13 to move, and when the movable support block 13 moves, it drives the movable bracket 3, the fixed arc support 6, the support top box 4 and the movable arc support 7 to move to the middle position, and the small wind turbine placed on the support base plate 17 is supported and clamped by the fixed arc support 6.

[0028] See also Figures 1 to 5 A No. 2 motor 15 is installed on one side of the support base 1, and one of the bidirectional screw rods 12 is fixedly connected to the output end of the No. 2 motor 15. A No. 1 motor 14 is installed on one side of the movable slide box 2, and another bidirectional screw rod 12 is fixedly connected to the output end of the No. 1 motor 14. A movable opening 19 cooperating with the No. 1 motor 14 is opened on one side of the support base 1.

[0029] It can be understood that, in the present invention, one of the bidirectional screw rods 12 is driven to rotate through the output end of the second motor 15 , and the other bidirectional screw rod 12 is driven to rotate through the output end of the first motor 14 .

[0030] See also Figures 1 to 5 A No. 2 hydraulic cylinder 18 is symmetrically arranged inside the support base 1, and the output end of the No. 2 hydraulic cylinder 18 is fixedly connected to the support base plate 17, and a No. 2 limiting slide bar 16 is symmetrically fixedly connected to the bottom of the support base plate 17, and the No. 2 limiting slide bar 16 is slidably connected to the support base 1.

[0031] It can be understood that the output end of the second hydraulic cylinder 18 of the utility model drives the support base plate 17 to adjust the height position, thereby adjusting the support height of the wind turbine placed on the support base plate 17.

[0032] See also Figure 3 to Figure 4 A movable slider 8 is provided inside the supporting top box 4 for sliding movement. The inner side of the movable slider 8 is fixedly connected to the movable arc-shaped support 7. A No. 1 limit slide bar 9 is symmetrically provided inside the movable slider 8 for sliding movement. The No. 1 limit slide bar 9 is fixedly connected to the supporting top box 4.

[0033] It can be understood that, in the utility model, when the height position of the movable slider 8 is adjusted, the movable slider 8 drives the inner movable arc support 7 to adjust the height position, and the movable slider 8 slides within the outer limit position of the No. 1 limit slide bar 9 to adjust the height position of the movable arc support 7, and cooperates with the fixed arc support 6 to clamp the small wind turbine, which is convenient for maintenance work.

[0034] See also Figures 1 to 5 A hydraulic cylinder No. 1 is installed inside the supporting top box 4, and the output end of the hydraulic cylinder No. 1 is fixedly connected to the moving slider 8. A cylinder 11 is symmetrically installed on one side of the supporting base 1, and the output end of the cylinder 11 is fixedly connected to the moving slider 2. A supporting base frame 5 is fixedly connected between the bottom of the supporting top box 4 and the moving bracket 3.

[0035] It can be understood that the output end of the cylinder 11 of the utility model drives the movable slide box 2 to adjust the position, thereby adjusting the position of the clamped small wind turbine.

[0036] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0037] In addition, the terms "first", "second", "third" and "fourth" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first", "second", "third" and "fourth" may explicitly or implicitly include at least one of such features.

[0038] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A maintenance platform for a wind turbine, characterized in that: include: Support base (1); A movable sliding box (2), wherein the movable sliding box (2) is slidably arranged inside the supporting base (1); A movable bracket (3), the movable bracket (3) is symmetrically slidably arranged on the top of the supporting base (1) and the movable sliding box (2); A supporting top box (4), wherein the supporting top box (4) is arranged on one side of the mobile bracket (3); A fixed arc-shaped support (6), wherein the fixed arc-shaped support (6) is arranged on the top of the movable support (3); A movable arc-shaped support (7) is slidably arranged on the inner side of the supporting top box (4).

2. A maintenance platform for a wind turbine generator according to claim 1, characterized in that: The invention also comprises a bidirectional screw rod (12), which is rotatably arranged inside the support base (1) and the movable slide box (2), and the outer side of the bidirectional screw rod (12) is symmetrically threadedly connected with a movable support block (13), and the movable support block (13) is fixedly connected to the movable bracket (3), wherein two of the movable support blocks (13) are slidably connected to the support base (1), and the other two of the movable support blocks (13) are slidably connected to the movable slide box (2).

3. A maintenance platform for a wind turbine generator according to claim 2, characterized in that: A No. 2 motor (15) is installed on one side of the support base (1), one of the bidirectional screw rods (12) is fixedly connected to the output end of the No. 2 motor (15), a No. 1 motor (14) is installed on one side of the movable slide box (2), the other of the bidirectional screw rods (12) is fixedly connected to the output end of the No. 1 motor (14), and a movable opening (19) cooperating with the No. 1 motor (14) is opened on one side of the support base (1).

4. The wind turbine maintenance platform according to claim 1, characterized in that: A second hydraulic cylinder (18) is symmetrically arranged inside the support base (1), the output end of the second hydraulic cylinder (18) is fixedly connected to a support base plate (17), the bottom of the support base plate (17) is symmetrically fixedly connected to a second limiting slide bar (16), and the second limiting slide bar (16) is slidably connected to the support base (1).

5. The wind turbine maintenance platform according to claim 1, characterized in that: A movable slider (8) is slidably arranged inside the supporting top box (4), the inner side of the movable slider (8) is fixedly connected to the movable arc-shaped support (7), and a first limiting slider (9) is symmetrically slidably arranged inside the movable slider (8), and the first limiting slider (9) is fixedly connected to the supporting top box (4).

6. A maintenance platform for a wind turbine generator according to claim 5, characterized in that: A No. 1 hydraulic cylinder (10) is installed inside the supporting top box (4), and the output end of the No. 1 hydraulic cylinder (10) is fixedly connected to the moving slider (8). A cylinder (11) is symmetrically installed on one side of the supporting base (1), and the output end of the cylinder (11) is fixedly connected to the moving slider (2). A supporting base frame (5) is fixedly connected between the bottom of the supporting top box (4) and the moving bracket (3).

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