CN219325211U

CN219325211U - Yaw brake replacing device of wind generating set

Info

Publication number: CN219325211U
Application number: CN202320676550.XU
Authority: CN
Inventors: 张健; 赵俊豪; 刘伟; 刘金宝; 邢哲; 高建华; 张哲实
Original assignee: Daan Runfeng Energy Development Co ltd
Current assignee: Daan Runfeng Energy Development Co ltd
Priority date: 2023-03-31
Filing date: 2023-03-31
Publication date: 2023-07-11
Anticipated expiration: 2033-03-31

Abstract

The utility model discloses a yaw brake replacement device of a wind generating set, which comprises a fixed plate, wherein four corners of the bottom of the fixed plate are fixedly connected with supporting plates, the top of the fixed plate is fixedly connected with a transmission case, a screw is arranged in the transmission case, the top end of the screw penetrates through the top of the transmission case and is fixedly connected with a supporting plate, the front side and the rear side of the bottom of the supporting plate are fixedly connected with positioning rods, the bottom end of each positioning rod penetrates through the bottom of the fixed plate, and the left side of the top of the fixed plate is fixedly connected with a motor. According to the yaw brake, the motor and the worm drive the supporting plate to move upwards to a proper height through the worm wheel sleeve and the screw rod, and then the supporting plate and the screw rod support the yaw brake through the fixing plate and the supporting plate, so that the yaw brake can be conveniently lifted, the dismounting difficulty is reduced, multiple people are not required to lift and lift, the labor intensity is reduced, and meanwhile, certain potential safety hazards are reduced.

Description

Yaw brake replacing device of wind generating set

Technical Field

The utility model relates to the technical field of overhauling tools of wind generating sets, in particular to a yaw brake replacing device of a wind generating set.

Background

The wind driven generator is power equipment for converting wind energy into mechanical work, the mechanical work drives a rotor to rotate and finally outputs alternating current, and the wind driven generator generally comprises wind wheels, a generator, a direction regulator, a tower, a speed limiting safety mechanism, an energy storage device and the like.

At present, due to overlong operation years, the yaw brake may have faults such as oil leakage, piston jam and the like, on-site workers are required to disassemble the brake for maintenance or replacement, the weight of the yaw brake is often hundreds of jin, the disassembly difficulty is extremely high, four to five persons are required to lift and lift after the bolts on the brake are disassembled by the conventional disassembly method, the labor intensity is overlarge, and potential safety hazards exist.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model aims to provide the yaw brake replacing device of the wind generating set, which has the advantage of being convenient for lifting a yaw brake and solves the problem that four to five persons are required to lift and lift when the existing yaw brake is disassembled.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a wind generating set driftage brake replacement device, includes the fixed plate, the equal fixedly connected with backup pad in four corners of fixed plate bottom, the top fixedly connected with transmission case of fixed plate, the inside of transmission case is provided with the screw rod, the top of screw rod runs through the top and fixedly connected with layer board to the transmission case, the equal fixedly connected with locating lever of front side and the rear side of layer board bottom, the bottom of locating lever runs through the bottom to the fixed plate, the left side fixedly connected with motor at fixed plate top, the output fixedly connected with worm of motor, the right-hand member of worm runs through to the right side of transmission case and fixedly connected with carousel, the surface screw thread connection of screw rod is located the inside worm wheel cover of transmission case, worm wheel cover and worm meshing.

As the preferable mode of the utility model, the bottom of the supporting plate is fixedly connected with a bottom plate, and the top and the bottom of the worm gear sleeve are contacted with the inner wall of the transmission case.

As preferable in the utility model, the bottom of the right side of the turntable is hinged with a roller through a shaft lever, and the inner side of the supporting plate is fixedly connected with an angle steel plate.

As preferable in the utility model, the surface of the screw is sleeved with a round sleeve, and the top of the round sleeve is fixedly connected with the bottom of the fixing plate.

As the preferable mode of the utility model, the top parts of the two sides of the screw are fixedly connected with the positioning plates, and the top parts of the positioning plates are fixedly connected with the bottom parts of the supporting plates.

As preferable, the two sides of the transmission case are fixedly connected with sealing rings, and the inner walls of the sealing rings are in contact with the surface of the worm.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the yaw brake, the motor and the worm drive the supporting plate to move upwards to a proper height through the worm wheel sleeve and the screw rod, and then the supporting plate and the screw rod support the yaw brake through the fixing plate and the supporting plate, so that the yaw brake can be conveniently lifted, the dismounting difficulty is reduced, multiple people are not required to lift and lift, the labor intensity is reduced, and meanwhile, certain potential safety hazards are reduced.

2. According to the utility model, the bottom plate is arranged, so that the contact area between the support plate and the ground can be increased, and the stability of the support plate is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged block diagram of the portion A of FIG. 1 according to the present utility model;

fig. 3 is a left side cross-sectional view of the structural gearbox of the present utility model.

In the figure: 1. a fixing plate; 2. a support plate; 3. a transmission case; 4. a screw; 5. a supporting plate; 6. a positioning rod; 7. a motor; 8. a worm; 9. a turntable; 10. a worm wheel sleeve; 11. a bottom plate; 12. a roller; 13. angle steel plates; 14. a round sleeve; 15. a positioning plate; 16. and (3) sealing rings.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 3, the yaw brake replacement device for the wind generating set provided by the utility model comprises a fixed plate 1, wherein four corners of the bottom of the fixed plate 1 are fixedly connected with a supporting plate 2, the top of the fixed plate 1 is fixedly connected with a transmission case 3, a screw 4 is arranged in the transmission case 3, the top end of the screw 4 penetrates through the top of the transmission case 3 and is fixedly connected with a supporting plate 5, the front side and the rear side of the bottom of the supporting plate 5 are fixedly connected with a positioning rod 6, the bottom end of the positioning rod 6 penetrates through the bottom of the fixed plate 1, the left side of the top of the fixed plate 1 is fixedly connected with a motor 7, the output end of the motor 7 is fixedly connected with a worm 8, the right end of the worm 8 penetrates through the right side of the transmission case 3 and is fixedly connected with a rotary table 9, the surface of the screw 4 is in threaded connection with a worm wheel sleeve 10 positioned in the transmission case 3, and the worm wheel sleeve 10 is meshed with the worm 8.

Referring to fig. 1, a bottom plate 11 is fixedly connected to the bottom of the support plate 2, and the top and bottom of the worm wheel sleeve 10 are both in contact with the inner wall of the transmission case 3.

As a technical optimization scheme of the utility model, the contact area between the supporting plate 2 and the ground can be increased by arranging the bottom plate 11, so that the stability of the supporting plate 2 is improved.

Referring to fig. 2, a drum 12 is hinged to the bottom of the right side of the turntable 9 through a shaft lever, and an angle steel plate 13 is fixedly connected to the inner side of the support plate 2.

As a technical optimization scheme of the utility model, the rotary table 9 can be conveniently rotated by a user through the roller 12, so that the rotation speed of the rotary table 9 by the user is improved.

Referring to fig. 3, a circular sleeve 14 is sleeved on the surface of the screw 4, and the top of the circular sleeve 14 is fixedly connected to the bottom of the fixing plate 1.

As a technical optimization scheme of the utility model, the surface of the screw 4 can be protected by arranging the round sleeve 14, so that the phenomenon that foreign objects are easy to collide with the surface of the screw 4 is avoided.

Referring to fig. 3, the top of both sides of the screw 4 is fixedly connected with a positioning plate 15, and the top of the positioning plate 15 is fixedly connected to the bottom of the supporting plate 5.

As a technical optimization scheme of the utility model, the connecting area between the screw 4 and the supporting plate 5 can be increased by arranging the positioning plate 15, and the connecting strength of the screw 4 and the supporting plate 5 is improved.

Referring to fig. 3, a sealing ring 16 is fixedly connected to both sides of the transmission case 3, and the inner wall of the sealing ring 16 is in contact with the surface of the worm 8.

As a technical optimization scheme of the utility model, the gap between the transmission case 3 and the worm 8 can be reduced by arranging the sealing ring 16, and the sealing performance of the transmission case 3 is improved.

The working principle and the using flow of the utility model are as follows: when the yaw brake is used, a user firstly moves the fixing plate 1 to the bottom of the yaw brake, then the motor 7 is started, the motor 7 drives the worm 8 to rotate, the worm 8 drives the worm wheel sleeve 10 to rotate, the worm wheel sleeve 10 drives the screw 4 to move upwards through the cooperation of threads and the threads, the screw 4 drives the supporting plate 5 to move upwards to a proper height, the motor 7 is closed, then the bolts on the yaw brake are removed, the supporting plate 5 supports the yaw brake, finally the motor 7 can be started, the motor 7 drives the worm 8 to rotate reversely, the worm 8 drives the screw 4 to reset downwards through the worm wheel, the supporting plate 5 can drive the yaw brake to move downwards, and meanwhile, the screw 4 is controlled through the manual rotation turntable 9, so that the yaw brake can be conveniently lifted.

To sum up: this wind generating set driftage brake replacement device drives layer board 5 by motor 7 and worm 8 through worm wheel cover 10 and screw rod 4 and upwards moves to suitable height, supports yaw brake through fixed plate 1 and backup pad 2 by layer board 5 and screw rod 4 again, reaches the advantage that conveniently lifts yaw brake, has reduced the dismantlement degree of difficulty, does not need many people to lift and lifts down, has reduced intensity of labour, has reduced certain potential safety hazard simultaneously.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Wind generating set yaw brake replacement device, including fixed plate (1), its characterized in that: the utility model discloses a worm gear box, including fixed plate (1), worm wheel cover (10) and worm (8) meshing, fixed plate (1) are fixed plate (1), the equal fixedly connected with backup pad (2) in four corners of fixed plate (1) bottom, the top fixedly connected with transmission case (3) of fixed plate (1), the inside of transmission case (3) is provided with screw rod (4), the top of screw rod (4) runs through to the top of transmission case (3) and fixedly connected with layer board (5), the equal fixedly connected with locating lever (6) of front side and rear side of layer board (5) bottom, the bottom of locating lever (6) runs through to the bottom of fixed plate (1), the left side fixedly connected with motor (7) at fixed plate (1) top, the output fixedly connected with worm (8) of motor (7), the right-hand member of worm (8) runs through to the right side of transmission case (3) and fixedly connected with carousel (9), the surface threaded connection of screw rod (4) is located inside cover (10) of transmission case (3).

2. The wind generating set yaw brake replacement apparatus of claim 1, wherein: the bottom of backup pad (2) is fixedly connected with bottom plate (11), the top and the bottom of worm wheel cover (10) all contact with the inner wall of transmission case (3).

3. The wind generating set yaw brake replacement apparatus of claim 1, wherein: the bottom on the right side of the turntable (9) is hinged with a roller (12) through a shaft rod, and the inner side of the supporting plate (2) is fixedly connected with an angle steel plate (13).

4. The wind generating set yaw brake replacement apparatus of claim 1, wherein: the surface of the screw rod (4) is sleeved with a round sleeve (14), and the top of the round sleeve (14) is fixedly connected to the bottom of the fixing plate (1).

5. The wind generating set yaw brake replacement apparatus of claim 1, wherein: the top of screw rod (4) both sides is all fixedly connected with locating plate (15), the top fixed connection of locating plate (15) is in the bottom of layer board (5).

6. The wind generating set yaw brake replacement apparatus of claim 1, wherein: both sides of the transmission case (3) are fixedly connected with sealing rings (16), and the inner walls of the sealing rings (16) are in contact with the surface of the worm (8).