CN216951381U

CN216951381U - Soft braking device for wind power generation

Info

Publication number: CN216951381U
Application number: CN202220900596.0U
Authority: CN
Inventors: 李�远; 何云峰
Original assignee: Shenzhen Expressway New Energy Holding Co ltd
Current assignee: Shenzhen Expressway New Energy Holding Co ltd
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-07-12
Anticipated expiration: 2032-04-18

Abstract

The utility model discloses a soft braking device for wind power generation, which comprises a fixed shell, a connecting shaft and fan blades, wherein the connecting shaft is connected with the fixed shell through a bearing, the fan blades are positioned at one end of the connecting shaft, an L-shaped mounting plate and a braking assembly are respectively arranged on the inner wall of the bottom of the fixed shell, the L-shaped mounting plate is positioned at one side of the braking assembly, an arc-shaped fixing plate is respectively hinged on the outer wall of one side of the L-shaped mounting plate, one end of the arc-shaped fixing plate is hinged with a first roller wheel, the first roller wheels are positioned at two sides of the connecting shaft, the connecting shaft and the fan blades are subjected to deceleration braking through the arranged L-shaped mounting plate, the braking assembly, the arc-shaped fixing plate, a supporting plate, an electric telescopic rod and the connecting plate, and meanwhile, the first roller wheels hinged at one end of the arc-shaped fixing plate can avoid the arc-shaped fixing plate from damaging the surface of the connecting shaft and reduce the damage of the connecting shaft during braking, vibration and the like occur due to excessive force.

Description

Soft braking device for wind power generation

Technical Field

The utility model relates to the technical field of wind power generation, in particular to a soft braking device for wind power generation.

Background

The wind power generator is an electric power device which converts wind energy into mechanical work, the mechanical work drives a rotor to rotate, and finally outputs alternating current.

When the existing brake protection device is used, the rotating shaft is generally directly braked by the brake pad, so that a large acting force is easily generated in the braking process and the rotating shaft is easily vibrated, and secondly, the brake pad is made of a hard material and further easily damages the rotating shaft, so that a soft braking device for wind power generation is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a soft braking device for wind power generation, which aims to solve the problems that the rotating shaft is directly braked by a brake pad, so that the rotating shaft is easy to vibrate, and the brake pad is easy to damage the rotating shaft, which are proposed in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a soft braking device for wind power generation comprises a fixed shell, a connecting shaft and fan blades, wherein the connecting shaft is connected with the fixed shell through a bearing, the fan blades are positioned at one end of the connecting shaft, an L-shaped mounting plate and a braking assembly are respectively installed on the inner wall of the bottom of the fixed shell, the L-shaped mounting plate is positioned at one side of the braking assembly, an arc-shaped fixing plate is respectively hinged on the outer wall of one side of the L-shaped mounting plate, a first roller is hinged at one end of the arc-shaped fixing plate, the first roller is positioned at two sides of the connecting shaft, a clamping strip is installed on the outer wall of one side of the L-shaped mounting plate, the L-shaped mounting plate is clamped with a supporting plate through the clamping strip, the supporting plate is positioned in the middle of the arc-shaped fixing plate, an electric telescopic rod is installed on the outer wall of one side of the L-shaped mounting plate, and one end of the electric telescopic rod is fixedly connected with a connecting plate, and the connecting plate is positioned below the supporting plate.

Preferably, the end of the arc-shaped fixing plate, which is far away from the first idler wheel, is hinged with a second idler wheel, the second idler wheel is located on two sides of the supporting plate, and the second idler wheel is attached to the supporting plate.

Preferably, a guide rail is fixedly mounted on the outer wall of one side of the L-shaped mounting plate, and the guide rail is connected with the connecting plate through a sliding block.

Preferably, the brake assembly includes mounting bracket and motor, just the motor is located one side of mounting bracket, the output of motor is connected with the power board, the inboard difference joint of mounting bracket has first grip block and second grip block, just the connecting axle is located first grip block with the centre of second grip block, install the connecting rod on the outer wall of one side of first grip block respectively, the connecting rod is kept away from the one end of first grip block is passed the second grip block is connected with the limiting plate, just the limiting plate pass through the nut with the connecting rod is fixed mutually, the power board is located the limiting plate with the centre of second grip block.

Preferably, the shape of the power plate is S-shaped, and the S-shaped power plate is made of metal or plastic.

Preferably, the lateral wall of connecting rod is overlapped and is equipped with the spring, just the spring is located first grip block with the centre of second grip block.

Preferably, the outer wall of one side of the first clamping plate and the outer wall of one side of the second clamping plate are respectively provided with a protective pad, and the protective pads are made of rubber.

The utility model has the technical effects and advantages that:

1. through the L shape mounting panel that sets up, brake assembly, arc fixed plate, backup pad, electric telescopic handle and connecting plate for carry out the braking of slowing down to connecting axle and flabellum, simultaneously through arc fixed plate one end articulated first gyro wheel, can enough avoid arc fixed plate to cause the damage to the surface of connecting axle, can reduce the connecting axle again when braking, because the effort that receives is too big and the circumstances such as vibration appear.

2. Through mounting bracket, motor, power plate, first grip block, second grip block, connecting rod, limiting plate and the spring that sets up, can improve the braking effect of connecting axle to avoid arc fixed plate and first gyro wheel to make wind power generation mechanism break down because braking effect is obvious inadequately.

Drawings

FIG. 1 is a schematic structural view of an L-shaped mounting plate of the present invention.

Fig. 2 is a schematic sectional view of the stationary housing according to the present invention.

Fig. 3 is a schematic structural view of the brake assembly of the present invention.

Fig. 4 is a schematic view of the overall structure of the present invention.

In the figure: 1. fixing the housing; 2. a connecting shaft; 3. a fan blade; 4. an L-shaped mounting plate; 5. a brake assembly; 51. a mounting frame; 52. a motor; 53. a power plate; 54. a first clamping plate; 55. a second clamping plate; 56. a connecting rod; 57. a limiting plate; 6. an arc-shaped fixing plate; 7. a first roller; 8. a support plate; 9. an electric telescopic rod; 10. a connecting plate; 11. a second roller; 12. a guide rail; 13. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a soft braking device for wind power generation as shown in figures 1-4, which comprises a fixed shell 1, a connecting shaft 2 and fan blades 3, wherein the connecting shaft 2 is connected with the fixed shell 1 through a bearing, the fan blades 3 are positioned at one end of the connecting shaft 2, an L-shaped mounting plate 4 and a braking component 5 are respectively arranged on the inner wall of the bottom of the fixed shell 1, the L-shaped mounting plate 4 is positioned at one side of the braking component 5, an arc-shaped fixing plate 6 is respectively hinged on the outer wall of one side of the L-shaped mounting plate 4, one end of the arc-shaped fixing plate 6 is hinged with a first roller 7, the first roller 7 is positioned at two sides of the connecting shaft 2, a clamping strip is arranged on the outer wall of one side of the L-shaped mounting plate 4, the L-shaped mounting plate 4 is clamped with a supporting plate 8 through the clamping strip, the supporting plate 8 is positioned in the middle of the arc-shaped fixing plate 6, and one end of the arc-shaped fixing plate 6 far away from the first roller 7 is hinged with a second roller 11, the second rollers 11 are positioned at two sides of the supporting plate 8, the second rollers 11 are attached to the supporting plate 8, the second rollers 11 are beneficial to reducing the blocking and friction force between the supporting plate 8 and the arc-shaped fixing plate 6, so that the supporting plate 8 can easily drive the arc-shaped fixing plate 6 to rotate, an electric telescopic rod 9 is arranged on the outer wall of one side of the L-shaped mounting plate 4, one end of the electric telescopic rod 9 is fixedly connected with a connecting plate 10, the connecting plate 10 is positioned below the supporting plate 8, a guide rail 12 is fixedly arranged on the outer wall of one side of the L-shaped mounting plate 4, the guide rail 12 is connected with the connecting plate 10 through a sliding block, the electric telescopic rod 9 arranged on the outer wall of one side of the L-shaped mounting plate 4 drives the connecting plate 10 to move stably left and right under the action of the guide rail 12, and then the moving connecting plate 10 drives the supporting plate 8 which jacks up the clamping strip of the L-shaped mounting plate 4 to lift up, then make backup pad 8 drive L shape mounting panel 4 be articulated arc fixed plate 6 and remove to make arc fixed plate 6 drive first gyro wheel 7 and extrude connecting axle 2, and then both do benefit to and brake the speed reduction to connecting axle 2, can protect the surface of connecting axle 2 again.

In this embodiment, the braking assembly 5 includes a mounting frame 51 and a motor 52, the motor 52 is located on one side of the mounting frame 51, an output end of the motor 52 is connected with a power plate 53, an inner side of the mounting frame 51 is respectively connected with a first clamping plate 54 and a second clamping plate 55 in a clamping manner, the connecting shaft 2 is located between the first clamping plate 54 and the second clamping plate 55, a connecting rod 56 is respectively installed on an outer wall of one side of the first clamping plate 54, one end of the connecting rod 56 away from the first clamping plate 54 passes through the second clamping plate 55 to be connected with a limiting plate 57, the limiting plate 57 is fixed with the connecting rod 56 through a nut, the power plate 53 is located between the limiting plate 57 and the second clamping plate 55, the motor 52 drives the power plate 53 to rotate, then the power plate 53 conveniently drives the second clamping plate 55 and the limiting plate 57 to move, then the moving limiting plate 57 drives the connecting rod 56 and the first clamping plate 54 to descend, thereby make first grip block 54 cooperation second grip block 55 can improve the braking effect of connecting axle 2, install the protection pad on the outer wall of one side of first grip block 54 and second grip block 55 respectively, and the material of protection pad is rubber, through the protection pad, is favorable to protecting the surface of connecting axle 2, avoids first grip block 54 and second grip block 55 to cause the damage to connecting axle 2 because too hard.

In this embodiment, the shape of the power plate 53 is S-shaped, and the material of the S-shaped power plate 53 is metal or plastic, so that the power plate 53 can drive the second clamping plate 55 to ascend, and simultaneously can drive the limiting plate 57 to descend, thereby conveniently braking the connecting shaft 2 by the first clamping plate 54 and the second clamping plate 55.

In this embodiment, the side wall of the connecting rod 56 is sleeved with the spring 13, and the spring 13 is located between the first clamping plate 54 and the second clamping plate 55, and the first clamping plate 54 can be driven to reset through the spring 13, so as to avoid the influence of the first clamping plate 54 and the second clamping plate 55 on the rotation of the connecting shaft 2.

This practical theory of operation: the utility model relates to a soft braking device for wind power generation, which is characterized in that when in use, an electric telescopic rod 9 drives a connecting plate 10 to move, then the connecting plate 10 drives a supporting plate 8 clamped on an L-shaped mounting plate 4 through a clamping strip to ascend, and the supporting plate 8 drives the L-shaped mounting plate 4 to perform speed reduction braking on a connecting shaft 2 through a hinged arc-shaped fixing plate 6 and a first roller 7.

The motor 52 drives the power plate 53 to rotate, so that the power plate 53 drives the second clamping plate 55 to ascend, then the power plate 53 drives the second clamping plate 55 to ascend, and simultaneously the power plate 53 drives the limiting plate 57 to descend, so that the limiting plate 57 drives the first clamping plate 54 to move through the connecting rod 56, and then the first clamping plate 54 is matched with the second clamping plate 55 to brake the connecting shaft 2 and stop the connecting shaft 2.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a soft arresting gear for wind power generation, includes fixed shell (1), connecting axle (2) and flabellum (3), its characterized in that: the connecting shaft (2) is connected with the fixed shell (1) through a bearing, the fan blades (3) are located at one end of the connecting shaft (2), an L-shaped mounting plate (4) and a brake assembly (5) are respectively installed on the inner wall of the bottom of the fixed shell (1), the L-shaped mounting plate (4) is located at one side of the brake assembly (5), an arc-shaped fixing plate (6) is respectively hinged to the outer wall of one side of the L-shaped mounting plate (4), a first roller (7) is hinged to one end of the arc-shaped fixing plate (6), the first roller (7) is located at two sides of the connecting shaft (2), a clamping strip is installed on the outer wall of one side of the L-shaped mounting plate (4), the L-shaped mounting plate (4) is clamped with a supporting plate (8) through the clamping strip, and the supporting plate (8) is located in the middle of the arc-shaped fixing plate (6), install electric telescopic handle (9) on the one side outer wall of L shape mounting panel (4), the one end fixedly connected with connecting plate (10) of electric telescopic handle (9), just connecting plate (10) are located the below of backup pad (8).

2. A soft brake device for wind power generation according to claim 1, characterized in that: one end, far away from first gyro wheel (7), of arc-shaped fixing plate (6) is articulated to have second gyro wheel (11), just second gyro wheel (11) are located the both sides of backup pad (8), second gyro wheel (11) with backup pad (8) laminate mutually.

3. A soft brake device for wind power generation according to claim 1, characterized in that: the outer wall of one side of the L-shaped mounting plate (4) is fixedly provided with a guide rail (12), and the guide rail (12) is connected with the connecting plate (10) through a sliding block.

4. A soft brake device for wind power generation according to claim 1, characterized in that: the brake assembly (5) comprises a mounting frame (51) and a motor (52), the motor (52) is positioned on one side of the mounting frame (51), the output end of the motor (52) is connected with a power plate (53), the inner side of the mounting frame (51) is respectively clamped with a first clamping plate (54) and a second clamping plate (55), and the connecting shaft (2) is positioned between the first clamping plate (54) and the second clamping plate (55), the outer wall of one side of the first clamping plate (54) is respectively provided with a connecting rod (56), one end of the connecting rod (56) far away from the first clamping plate (54) penetrates through the second clamping plate (55) to be connected with a limiting plate (57), the limiting plate (57) is fixed with the connecting rod (56) through a nut, the power plate (53) is positioned between the limiting plate (57) and the second clamping plate (55).

5. A soft brake device for wind power generation according to claim 4, characterized in that: the power plate (53) is S-shaped, and the S-shaped power plate (53) is made of metal or plastic.

6. A soft brake device for wind power generation according to claim 4, characterized in that: the lateral wall of connecting rod (56) is overlapped and is equipped with spring (13), just spring (13) are located first grip block (54) with the centre of second grip block (55).

7. A soft brake device for wind power generation according to claim 6, characterized in that: protective pads are respectively arranged on the outer walls of one sides of the first clamping plate (54) and the second clamping plate (55), and the protective pads are made of rubber.