CN219492489U - Device for preventing deformation of blade root - Google Patents

Abstract

The utility model relates to the technical field of wind power generation and discloses a device for preventing deformation of a blade root of a blade, which comprises a mounting plate, wherein a plurality of side plates are fixedly connected to the edge positions of the mounting plate, support assemblies are arranged on the side plates, and a driving assembly matched with the support assemblies is arranged on the mounting plate. When the device for preventing the deformation of the blade root of the blade is used, a worker uses the driving assembly to enable the supporting blocks to synchronously move until the supporting blocks press the inner wall of the blade root, so that the worker enables the supporting blocks to uniformly press the inner wall of the blade root, the supporting blocks can jointly support the blade root of the blade, the deformation phenomenon of the blade root is prevented, the device is simple in structure, good in supporting effect on the blade root and convenient to detach and install.

Description

Device for preventing deformation of blade root

Technical Field

The utility model relates to the technical field of wind power generation, in particular to a device for preventing deformation of a blade root of a blade.

Background

Wind power generation is to convert kinetic energy of wind into electric energy, the wind energy is clean and pollution-free renewable energy, people use the wind energy for a long time, mainly pump water and grind surfaces through windmills, people are interested in how to use wind to generate electricity, the wind power generation is very environment-friendly, and wind energy is huge, so that the wind power generation is increasingly valued in all countries of the world.

Along with the progress and the development of wind power technology and equipment, the length of the blade of wind power equipment is gradually increased, correspondingly, the diameter of the blade root pitch circle of the blade is also increased, the blade is easy to deform when bearing larger acting force due to the physical characteristics of blade materials, particularly the blade root position of the blade is more concentrated in stress and easy to deform, an anti-deformation tool is added at the blade root position of the blade in the prior art, but the prior anti-deformation tool is mainly of a structure of a disc welding rice-shaped support frame, the whole volume is larger, the transportation and disassembly difficulties are large, and the requirement on processing precision is higher, so that the manufacturing and using cost of the anti-deformation tool is increased.

Therefore, there is a need to devise a means of preventing deformation of the blade root of a blade to solve the above problems.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a device for preventing the deformation of the blade root of a blade.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a prevent device of blade root deformation, includes the mounting panel, the edge position fixedly connected with of mounting panel a plurality of curb plates, a plurality of all be provided with supporting component on the curb plate, be provided with the drive assembly who uses with the supporting component cooperation on the mounting panel.

As a preferable technical scheme of the utility model, the supporting component comprises an outer cylinder, a screw rod, a moving plate, two connecting rods and supporting blocks, wherein the outer cylinder is fixedly connected to the side plates, one end of the screw rod penetrates through the side plates and is rotationally connected with the side plates, the other end of the screw rod penetrates through the outer cylinder and is rotationally connected with the outer cylinder, the moving plate is in threaded sleeve connection with the screw rod, one ends of the two connecting rods are fixedly connected to the moving plate, the other ends of the two connecting rods extend to the outside of the outer cylinder, and the supporting blocks are fixedly connected to one ends of the two connecting rods, which are positioned outside the outer cylinder.

As a preferable technical scheme of the utility model, the driving assembly comprises a motor, a plurality of first bevel gears and a plurality of second bevel gears, wherein the motor is arranged on the mounting plate, the first bevel gears are fixedly sleeved on an output shaft of the motor, the plurality of second bevel gears are respectively fixedly sleeved on one ends of the plurality of screw rods, which are positioned at the outer parts of the corresponding outer cylinders, and the plurality of second bevel gears are mutually meshed with the first bevel gears.

As a preferable technical scheme of the utility model, the part of the screw rod positioned outside the outer cylinder is not provided with threads.

As a preferable technical scheme of the utility model, the surface of the supporting block is provided with anti-skid patterns.

As a preferable technical scheme of the utility model, a plurality of outer cylinders are distributed at equal intervals in the circumferential direction.

According to the utility model, the supporting assembly and the driving assembly are arranged, so that a worker can synchronously move the supporting blocks by using the driving assembly until the supporting blocks press the inner wall of the blade root, and the worker can uniformly press the inner wall of the blade root by using the supporting blocks, the supporting blocks can jointly support the blade root of the blade, the deformation phenomenon of the blade root is prevented, the device is simple in structure, good in supporting effect on the blade root and convenient to detach and install.

Drawings

FIG. 1 is a schematic view of a device for preventing deformation of a blade root;

FIG. 2 is an enlarged view of the structure at A of FIG. 1;

fig. 3 is a front view of fig. 1.

In the figure: 1 mounting plate, 2 side plates, 3 supporting components, 31 outer cylinder, 32 screw rods, 33 moving plate, 34 connecting rod, 35 supporting block, 4 driving components, 41 motor, 42 bevel gear I and 43 bevel gear II.

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, a device for preventing deformation of a blade root of a blade comprises a mounting plate 1, wherein a plurality of side plates 2 are fixedly connected to the edge position of the mounting plate 1, support assemblies 3 are arranged on the side plates 2, and a driving assembly 4 matched with the support assemblies 3 is arranged on the mounting plate 1.

Referring to fig. 2, the support assembly 3 includes an outer cylinder 31, a screw rod 32, a moving plate 33, two connecting rods 34 and supporting blocks 35, the outer cylinder 31 is fixedly connected to the side plate 2, one end of the screw rod 32 passes through the side plate 2 and is rotationally connected with the side plate 2, the other end of the screw rod 32 passes through the outer cylinder 31 and is rotationally connected with the outer cylinder 31, the moving plate 33 is in threaded sleeve connection with the screw rod 32, one ends of the two connecting rods 34 are fixedly connected to the moving plate 33, the other ends of the two connecting rods 34 are all extended to the outside of the outer cylinder 31, the supporting blocks 35 are fixedly connected to one ends of the two connecting rods 34 outside the outer cylinder 31, by arranging the support assembly 3, a worker can uniformly press the inner walls of the blade roots of the plurality of supporting blocks 35, and the plurality of supporting blocks 35 can jointly support the blade roots of the blades to prevent the deformation phenomenon of the blade roots.

Referring to fig. 2-3, the driving assembly 4 includes a motor 41, a plurality of first bevel gears 42 and second bevel gears 43, the motor 41 is mounted on the mounting plate 1, the first bevel gears 42 are fixedly sleeved on an output shaft of the motor 41, the second bevel gears 43 are respectively fixedly sleeved on one ends of the plurality of screws 32 located outside the corresponding outer cylinder 31, the second bevel gears 43 are meshed with the first bevel gears 42, and the driving assembly 4 is arranged to facilitate the synchronous movement of the plurality of support blocks 35.

Referring to fig. 1, the portion of the screw 32 located outside the outer cylinder 31 is not provided with threads.

Referring to fig. 1, the surface of the supporting block 35 is provided with anti-skidding patterns, so that friction force between the supporting block 35 and the inner wall of the blade root can be increased, and the supporting effect of the supporting block 35 on the blade root is guaranteed.

Referring to fig. 1, the outer cylinders 31 are circumferentially equidistantly distributed, so that the supporting effect of the supporting blocks 35 on the blade root can be ensured.

The specific working principle of the utility model is as follows:

when the device for preventing the deformation of the blade root is used, a worker stretches the mounting plate 1 into the blade root and starts the motor 41, the motor 41 can drive the bevel gear I42 to rotate when in operation, the bevel gear I42 can drive the bevel gear II 43 meshed with the bevel gear I to rotate in the rotating process, the bevel gears II 43 can drive the screw rods 32 to rotate when in rotation, and as the outer cylinders 31 and related structures are completely identical, the specific working principle of any one outer cylinder 31 and related structures is described in detail: screw rod 32 is at pivoted in-process, under the spacing effect of connecting rod 34, screw rod 32 can drive movable block 33 and take place to remove in the inside of urceolus 31, and movable block 33 can drive supporting shoe 35 through connecting rod 34 again in the in-process that removes and take place to remove until supporting shoe 35 compresses tightly the inner wall of blade root, so, the staff makes the inner wall of a plurality of supporting shoe 35 even pressure tight blade root, and a plurality of supporting shoe 35 can play the supporting role jointly to the blade root of blade, prevents the phenomenon that the blade root from appearing warping.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The utility model provides a prevent device of blade root deformation, its characterized in that includes mounting panel (1), the edge position fixedly connected with of mounting panel (1) a plurality of curb plates (2), a plurality of all be provided with supporting component (3) on curb plate (2), be provided with on mounting panel (1) with supporting component (3) cooperation use drive assembly (4).

2. A device for preventing deformation of a blade root according to claim 1, wherein the supporting component (3) comprises an outer cylinder (31), a screw rod (32), a moving plate (33), two connecting rods (34) and a supporting block (35), the outer cylinder (31) is fixedly connected to the side plate (2), one end of the screw rod (32) penetrates through the side plate (2) and is rotationally connected with the side plate (2), the other end of the screw rod (32) penetrates through the outer cylinder (31) and is rotationally connected with the outer cylinder (31), the moving plate (33) is in threaded connection with the screw rod (32), one ends of the two connecting rods (34) are fixedly connected to the moving plate (33), the other ends of the two connecting rods (34) are all extended to the outside of the outer cylinder (31), and the supporting block (35) is fixedly connected to one end of the two connecting rods (34) located outside the outer cylinder (31).

3. A device for preventing deformation of a blade root according to claim 2, wherein the driving assembly (4) comprises a motor (41), a plurality of first bevel gears (42) and second bevel gears (43), the motor (41) is installed on the mounting plate (1), the first bevel gears (42) are fixedly sleeved on an output shaft of the motor (41), the plurality of second bevel gears (43) are fixedly sleeved on one ends of the plurality of screw rods (32) located at the outer part of the corresponding outer cylinder (31) respectively, and the plurality of second bevel gears (43) are meshed with the first bevel gears (42).

4. A device for preventing deformation of a blade root according to claim 2, wherein the portion of the screw (32) located outside the outer barrel (31) is not threaded.

5. A device for preventing deformation of a blade root according to claim 2, characterized in that the surface of the support block (35) is provided with anti-slip patterns.

6. A device for preventing deformation of a blade root according to claim 2, wherein a plurality of said outer cylinders (31) are equally circumferentially distributed.