CN216665826U

CN216665826U - Automatic barring gear of wind generating set

Info

Publication number: CN216665826U
Application number: CN202122443141.9U
Authority: CN
Inventors: 冯达春; 王武林; 杨爱龙
Original assignee: Huaneng Xinjiang Energy Development Co Ltd New Energy Dongjiang Branch
Current assignee: Huaneng Xinjiang Energy Development Co Ltd New Energy Dongjiang Branch
Priority date: 2021-10-11
Filing date: 2021-10-11
Publication date: 2022-06-03
Anticipated expiration: 2031-10-11

Abstract

The utility model discloses an automatic barring gear of a wind generating set, which relates to the technical field of wind generating sets and comprises a device seat and a main shaft, wherein the device seat is positioned on one side of the main shaft, a transmission shaft is connected to the device seat in a rotating mode, a second bevel gear is fixedly installed at the front end of the transmission shaft, and the first bevel gear meshed with the second bevel gear is installed on the periphery of the main shaft. According to the utility model, the rotating handle is rotated to realize fine adjustment of the up-and-down position of the motor shaft, so that the motor shaft is completely aligned with the transmission shaft, the sliding frame on the sliding seat is pushed forward a little distance, the motor shaft on the front side of the speed reduction motor box is clamped into the clamping groove in the transmission shaft, so that the turning gear and the main shaft of the wind generating set are in transmission relation, the transmission shaft with the clamped front end is driven by the motor shaft to rotate, the transmission shaft enables the main shaft to rotate through the two bevel gears and the one bevel gear, which are meshed with each other at the front end, the main shaft rotates at a low speed, and further, the dismounting work of most parts such as blades is facilitated.

Description

Automatic barring gear of wind generating set

Technical Field

The utility model relates to the technical field of wind generating sets, in particular to an automatic barring gear of a wind generating set.

Background

The wind generating set comprises a wind wheel and a generator; the wind wheel comprises blades, a hub, a reinforcing member and the like; it has the functions of wind driven blade rotation to generate electricity, generator head rotation, etc. The wind power generation power supply comprises a wind generating set, a tower frame for supporting the generating set, a storage battery charging controller, an inverter, an unloader, a grid-connected controller, a storage battery pack and the like. Wind generating set is when carrying out most parts such as wheel hub disappearance or change blade, because of trouble or wheel hub lose electricity, leads to the unable automatic rotation of wind wheel, and conventional means is to carry out the barring through the manual work, but this mode increases fortune dimension personnel physical burden, and it is not high to change efficiency. Therefore, the utility model provides an automatic barring gear of wind generating set to solve the problem mentioned in the above-mentioned background art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an automatic barring gear of a wind generating set, which aims to realize automatic rotation by utilizing an external barring gear of a main bearing in a windless static state of the wind generating set.

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

an automatic barring gear of a wind generating set comprises a device seat and a spindle, wherein the device seat is located on one side of the spindle, a transmission shaft is connected to the device seat in a rotating mode, a second bevel gear is fixedly mounted at the front end of the transmission shaft, a first bevel gear meshed with the second bevel gear is mounted on the periphery of the spindle, a sliding seat capable of sliding left and right is arranged on the surface of the device seat, a sliding frame is arranged on the upper side of the sliding seat, and a supporting seat is arranged on the upper side of the sliding frame; the bracket upside is provided with the lift seat, lift seat fixed surface installs the barring motor, the front end of barring motor is provided with reduction gear, reduction gear's front end is provided with the motor shaft, motor shaft front end week side evenly is provided with a plurality of fixture blocks, just the inside draw-in groove of corresponding motor shaft and a plurality of fixture blocks of seting up in transmission shaft rear end.

Preferably, the front end of the main shaft is connected with a speed-up gear box through a coupler, the front end of the speed-up gear box is connected with a hub, and the rear end of the main shaft is connected with a generator.

Preferably, the device seat surface and the sliding seat surface are both provided with fixing pieces located on one side of the sliding seat or the sliding frame, and the fixing pieces are provided with locking bolts in threaded connection with the sliding seat or the sliding frame.

Preferably, a threaded cylinder is rotatably connected in the carriage, and a stud which is connected in the threaded cylinder in a threaded manner is fixedly connected to the lower side of the lifting seat.

Preferably, the equal fixedly connected with traveller in lift seat bottom surface four corners, the traveller runs through the downside bracket, just the traveller lower extreme is connected with the stopper.

Preferably, a fourth helical gear is fixedly mounted on the periphery of the threaded cylinder, a rotating handle is mounted on the rear side of the carriage, a third helical gear located in the carriage is connected to the front end of the rotating handle, and the third helical gear is meshed with the fourth helical gear.

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

1. according to the utility model, by rotating the rotating handle, the lifting seat at the upper end of the stud is limited by the sliding column to ascend or descend, so that the fine adjustment of the upper and lower positions of the motor shaft can be realized, the motor shaft is completely aligned with the transmission shaft, the sliding frame on the sliding seat is pushed forwards for a certain distance, the motor shaft at the front side of the speed reduction motor box is clamped into the clamping groove in the transmission shaft, and the turning gear and the main shaft of the wind generating set are in a transmission relation;

2. the utility model controls the operation of the locomotive motor through the switch, the rotation speed of the motor shaft is reduced through the deceleration of the reduction gear box, the motor shaft drives the transmission shaft clamped at the front end to rotate, the transmission shaft enables the main shaft to rotate through the second bevel gear and the first bevel gear which are mutually meshed at the front end, and the main shaft rotates at a low speed, thereby facilitating the disassembly and assembly of large parts such as blades and the like.

Drawings

FIG. 1 is a schematic structural diagram of the operation principle of an automatic barring gear of a wind generating set according to the present invention;

fig. 2 is a first structural schematic diagram of an automatic barring gear of a wind generating set according to the present invention;

fig. 3 is a structural schematic view of an automatic barring gear of a wind generating set according to the present invention;

fig. 4 is a schematic front structural view of an automatic barring gear of a wind generating set according to the present invention.

In the figure: 1. a device base; 2. a speed-increasing gear box; 3. a coupling; 4. a main shaft; 5. a generator; 6. a reduction gear box; 7. a barring motor; 8. a hub; 9. a first bevel gear; 10. a second bevel gear; 11. a motor shaft; 12. a lifting seat; 13. a bracket; 14. a slide base; 15. a drive shaft; 16. a carriage; 17. turning a handle; 18. a fixing sheet; 19. locking the bolt; 20. a stud; 21. a threaded barrel; 22. a third bevel gear; 23. a fourth bevel gear; 24. a slide column.

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.

Referring to fig. 1-4, an automatic barring gear of a wind generating set comprises a device seat 1 and a main shaft 4, wherein the device seat 1 is located on one side of the main shaft 4, the device seat 1 is rotatably connected with a transmission shaft 15, the front end of the main shaft 4 is connected with a speed-up gear box 2 through a coupler 3, the front end of the speed-up gear box 2 is connected with a hub 8, the rear end of the main shaft 4 is connected with a generator 5, and when the main shaft 4 is controlled by using the automatic barring gear of the wind generating set, a transmission relation needs to be established between a driving shaft on the barring gear and the main shaft 4;

furthermore, a plurality of clamping blocks are uniformly arranged on the periphery of the front end of the motor shaft 11, clamping grooves corresponding to the motor shaft 11 and the plurality of clamping blocks are formed in the rear end of the transmission shaft 15, a slide seat 14 capable of sliding left and right is arranged on the surface of the device seat 1, a slide frame 16 is arranged on the upper side of the slide seat 14, a support seat 13 is arranged on the upper side of the slide frame 16, a lifting seat 12 is arranged on the upper side of the support seat 13, a barring motor 7 is fixedly arranged on the surface of the lifting seat 12, the slide frame 16 sliding on the slide seat 14 moves forwards, the lifting seat 12 on the slide frame 16, the reduction gear box 6 and the barring motor 7 move forwards along with the slide frame, the motor shaft 11 on the front side of the reduction gear box 6 is close to the transmission shaft 15 on the device seat 1, then, the sliding seat 14 sliding on the device seat 1 is moved left and right, and the left and right positions of the reduction gear box 6 and the turning motor 7 on the sliding seat 14 are adjusted, so that the motor shaft 11 on the front side of the reduction gear box 6 is aligned with a clamping groove in the transmission shaft 15;

furthermore, a threaded cylinder 21 is rotatably connected in the carriage 16, a stud 20 which is connected with the threaded cylinder 21 through a thread is fixedly connected to the lower side of the lifting seat 12, four corners of the bottom surface of the lifting seat 12 are fixedly connected with sliding columns 24, the sliding columns 24 penetrate through the lower side supporting seat 13, a limiting block is connected to the lower end of the sliding columns 24, a helical gear four 23 is fixedly installed on the peripheral side of the threaded cylinder 21, a rotating handle 17 is installed on the rear side of the carriage 16, a helical gear three 22 which is located in the carriage 16 is connected to the front end of the rotating handle 17, the helical gear three 22 is meshed with the helical gear four 23, finally, the up-down position of the reduction gear box 6 on the lifting seat 12 needs to be adjusted, so that the motor shaft 11 on the reduction gear box 6 and a plurality of clamping blocks on the peripheral side of the motor shaft 11 are aligned with the clamping grooves in the transmission shaft 15, the helical gear three 22 in the carriage 16 is rotated through the rotating handle 17, the helical gear three 22 drives the threaded cylinder 21 on which the helical gear four 23 to rotate, due to the rotation of the threaded cylinder 21, the stud 20 connected with the internal thread of the motor shaft can be screwed in or out, and the lifting seat 12 at the upper end of the stud 20 can ascend or descend because of the limitation of the sliding column 24, so that the fine adjustment of the up-down position of the motor shaft 11 can be realized, and the motor shaft 11 can be completely aligned with the transmission shaft 15;

furthermore, a reduction gear box 6 is arranged at the front end of the turning gear motor 7, a motor shaft 11 is arranged at the front end of the reduction gear box 6, fixing pieces 18 which are positioned at one side of the sliding seat 14 or the sliding seat 16 are arranged on the surface of the device seat 1 and the surface of the sliding seat 14, locking bolts 19 which are in threaded connection with the sliding seat 14 or the sliding seat 16 are arranged on the fixing pieces 18, the sliding seat 16 on the sliding seat 14 is pushed forwards a little distance, the motor shaft 11 at the front side of the reduction gear box 6 is clamped into a clamping groove in the transmission shaft 15, when the left and right positions of the sliding seat 14 on the device seat 1 and the front and back positions of the sliding seat 16 on the sliding seat 14 are determined, by rotating the locking bolt 19 on its lower side, the fixing piece 18 on its lower side is made to be close to the surface of the sliding base 14 and the surface of the device base 1, further fixing the positions of the sliding seat 14 and the sliding frame 16, and at the moment, establishing a transmission relation between the barring gear and the main shaft 4 of the wind generating set;

furthermore, a second bevel gear 10 is fixedly installed at the front end of the transmission shaft 15, a first bevel gear 9 meshed with the second bevel gear 10 is installed on the periphery of the main shaft 4, the operation of the disc turning motor 7 is controlled through a switch, the rotation speed of the motor shaft 11 is reduced through the speed reduction of the reduction gear box 6, the motor shaft 11 drives the transmission shaft 15 clamped at the front end to rotate, the transmission shaft 15 enables the main shaft 4 to rotate through the second bevel gear 10 and the first bevel gear 9, the front ends of the transmission shaft 15 are meshed with each other, and the main shaft 4 rotates at a low speed.

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

when the automatic barring gear of the wind generating set is used for controlling the main shaft 4, a driving shaft on the barring gear needs to be in a transmission relation with the main shaft 4;

moving the sliding frame 16 sliding on the sliding base 14 forward to make the lifting base 12 on the sliding frame 16, the reduction gear box 6 and the barring motor 7 follow forward, and making the motor shaft 11 at the front side of the reduction gear box 6 close to the transmission shaft 15 on the device base 1;

then, the sliding seat 14 sliding on the device seat 1 is moved left and right, and the left and right positions of the reduction gear box 6 and the turning motor 7 on the sliding seat 14 are adjusted, so that the motor shaft 11 on the front side of the reduction gear box 6 is aligned with a clamping groove in the transmission shaft 15;

finally, the up-down position of the reduction gear box 6 on the lifting seat 12 needs to be adjusted, so that the motor shaft 11 on the reduction gear box 6 and a plurality of clamping blocks on the peripheral side of the motor shaft align with clamping grooves in the transmission shaft 15, the helical gear three 22 in the sliding frame 16 is rotated through the rotating handle 17, the helical gear three 22 drives the threaded cylinder 21 of the helical gear four 23 on the helical gear to rotate, the stud 20 connected with the internal thread of the stud 20 is screwed in or out due to the rotation of the threaded cylinder 21, the lifting seat 12 at the upper end of the stud 20 is limited by the sliding column 24 to ascend or descend, fine adjustment of the up-down position of the motor shaft 11 can be realized, and the motor shaft 11 is enabled to align with the transmission shaft 15 completely;

the sliding frame 16 on the sliding seat 14 is pushed forward a little distance, so that the motor shaft 11 on the front side of the reduction gear box 6 is clamped into the clamping groove in the transmission shaft 15;

when the left and right positions of a sliding seat 14 on a device seat 1 and the front and back positions of a sliding frame 16 on the sliding seat 14 are determined, a locking bolt 19 on the lower side of the locking bolt is rotated to enable a fixing piece 18 on the lower side of the locking bolt to be close to the surface of the sliding seat 14 and the surface of the device seat 1, so that the positions of the sliding seat 14 and the sliding frame 16 are fixed, and at the moment, a transmission relation is established between a barring gear and a spindle 4 of a wind generating set;

the operation of the control panel car motor 7 is controlled through a switch, the rotating speed of the motor shaft 11 is reduced through the speed reduction of the speed reduction gear box 6, the motor shaft 11 drives the transmission shaft 15 of the front end clamping to rotate, the transmission shaft 15 enables the main shaft 4 to rotate through the second bevel gear 10 and the first bevel gear 9, which are meshed with each other at the front end, the main shaft 4 rotates at a low speed, and then the disassembly and assembly work of large parts such as blades is facilitated.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. An automatic barring device of a wind generating set comprises a device base (1) and a spindle (4), and is characterized in that the device base (1) is located on one side of the spindle (4), a transmission shaft (15) is connected to the device base (1) in a rotating mode, a second bevel gear (10) is fixedly installed at the front end of the transmission shaft (15), a first bevel gear (9) meshed with the second bevel gear (10) is installed on the periphery of the spindle (4), a sliding seat (14) capable of sliding left and right is arranged on the surface of the device base (1), a sliding frame (16) is arranged on the upper side of the sliding seat (14), and a bracket (13) is arranged on the upper side of the sliding frame (16); bracket (13) upside is provided with lift seat (12), lift seat (12) fixed surface installs barring motor (7), the front end of barring motor (7) is provided with reduction gear box (6), the front end of reduction gear box (6) is provided with motor shaft (11), motor shaft (11) front end week side evenly is provided with a plurality of fixture blocks, just the inside draw-in groove of corresponding motor shaft (11) and a plurality of fixture blocks of seting up in transmission shaft (15) rear end.

2. The automatic barring gear of the wind generating set according to claim 1 is characterized in that the front end of the main shaft (4) is connected with a speed increasing gear box (2) through a coupler (3), the front end of the speed increasing gear box (2) is connected with a hub (8), and the rear end of the main shaft (4) is connected with a generator (5).

3. The automatic barring gear of the wind generating set according to claim 1, wherein a fixing piece (18) located on one side of the sliding seat (14) or the sliding frame (16) is arranged on the surface of the device seat (1) and the surface of the sliding seat (14), and a locking bolt (19) in threaded connection with the sliding seat (14) or the sliding frame (16) is arranged on the fixing piece (18).

4. The automatic barring device of the wind generating set according to claim 1 is characterized in that a threaded cylinder (21) is rotatably connected in the carriage (16), and a stud (20) which is screwed in the threaded cylinder (21) is fixedly connected to the lower side of the lifting seat (12).

5. The automatic barring device of the wind generating set according to claim 1, wherein four corners of the bottom surface of the lifting seat (12) are fixedly connected with sliding columns (24), the sliding columns (24) penetrate through the lower side bracket (13), and the lower ends of the sliding columns (24) are connected with limiting blocks.

6. The automatic barring gear of the wind generating set according to claim 4, wherein a bevel gear four (23) is fixedly mounted on the peripheral side of the threaded cylinder (21), a rotating handle (17) is mounted on the rear side of the carriage (16), a bevel gear three (22) located in the carriage (16) is connected to the front end of the rotating handle (17), and the bevel gear three (22) is meshed with the bevel gear four (23).