CN220265180U

CN220265180U - Anti-falling mechanism for maintenance of wind generating set

Info

Publication number: CN220265180U
Application number: CN202321481172.6U
Authority: CN
Inventors: 郭新毅; 李震领; 李维
Original assignee: CGN Wind Energy Ltd
Current assignee: CGN Wind Energy Ltd
Priority date: 2023-06-12
Filing date: 2023-06-12
Publication date: 2023-12-29
Anticipated expiration: 2033-06-12

Abstract

The utility model discloses an anti-falling mechanism for maintenance of a wind generating set, which belongs to the technical field of anti-falling, and comprises a bearing unit and a traction unit for moving the bearing unit, wherein the bearing unit is arranged on the side surface of a tower, a T-shaped mounting base is connected to the side surface of the tower, an anti-falling plate is fixedly connected to the side surface of the mounting base, which is far away from the tower, of the mounting base, a dislocated anti-falling groove is formed in the symmetrical side surface of the anti-falling plate, an adaptive anti-falling frame is sleeved on the side surface of the anti-falling plate, a connecting ring is connected to the side surface, which is far away from the anti-falling plate, of the anti-falling frame, a buffer unit is arranged on the side surface of the bearing unit, a supporting unit for supporting the anti-falling frame is arranged on the upper side surface of the bearing unit, and an anti-falling unit is arranged between the side surface of the bearing unit and the anti-falling plate. According to the utility model, the anti-falling frame and the anti-falling plate are arranged, one side of the anti-falling frame is stressed suddenly, the anti-falling frame is separated from the supporting unit, the anti-falling frame moves downwards on the side surface of the anti-falling plate in an inclined mode, and two ends of the anti-falling frame in an inclined mode are clamped in the anti-falling groove to pull maintenance personnel and prevent falling.

Description

Anti-falling mechanism for maintenance of wind generating set

Technical Field

The utility model belongs to the technical field of anti-falling, and particularly relates to an anti-falling mechanism for maintenance of a wind generating set.

Background

The wind generating set is a system for converting kinetic energy of wind into electric energy, and comprises a wind wheel and a generator; the wind wheel comprises blades, a hub, reinforcing members and the like; the wind power generation device has the functions of wind power rotation power generation, generator head rotation and the like, a wind power generation power supply consists of a wind power generator set, a tower for supporting the generator set, a storage battery charging controller, an inverter, an unloader, a grid-connected controller, a storage battery pack and the like, and the wind power generator set is in a higher position, so that the wind power generator set needs to climb to the higher position when being maintained, and an anti-falling mechanism is needed to protect maintenance personnel for the safety of the maintenance personnel.

In order to improve the safety of maintaining the wind generating set, the prior art has made a great deal of improvement to the anti-falling mechanism for maintaining the wind generating set, such as the patent with the patent publication number of CN215566402U, discloses an anti-falling device for maintaining the wind generating set, which comprises a mounting mechanism for mounting equipment on the photovoltaic generating set, a power supply mechanism for supplying electric energy for the operation of the device and a lifting mechanism for maintaining, wherein the power supply mechanism is arranged above the mounting mechanism, and the lifting mechanism is fixed on the mounting mechanism. According to the utility model, the energy supply mechanism is arranged, and the photovoltaic panel converts solar energy into electric energy to be stored in the storage battery, so that electric energy is provided for the operation of the device, the device can independently operate, and the application range of the device is enlarged.

The above patent has obvious advantages, but the following disadvantages still exist in the actual operation:

the maintenance work of the wind generating set mainly maintains the cabin internal structure, so the wind generating set needs to enter the cabin from the inside of the tower, the traction rope is wound and unwound through the motor in the comparison file, the effect of lifting or descending the maintenance personnel standing on the bottom plate is achieved, the principle of the wind generating set is similar to that of lifting and descending the elevator, in real operation, if the traction rope is broken or slipping, the bottom plate can be caused to fall, the maintenance personnel cannot play the anti-falling role by connecting the safety rope on the safety buckle after the situation occurs, the maintenance personnel can fall along with the safety rope, and in the situation, a plurality of anti-falling devices for the maintenance of the wind generating set exist in the comparison file, and therefore, the field needs to improve the anti-falling mechanism for the maintenance of the wind generating set, and the defect of the prior art is overcome.

Disclosure of Invention

The utility model aims to provide a falling prevention mechanism for maintenance of a wind generating set, which solves the problems in the background technology, one side of a falling prevention frame is stressed suddenly, the falling prevention frame is separated from a supporting unit, the falling prevention frame moves downwards on the side surface of a falling prevention plate in an inclined manner, and two ends of the falling prevention frame in an inclined manner are clamped in falling prevention grooves to pull maintenance personnel and prevent falling.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a wind generating set maintains with preventing weighing down mechanism, including bearing the unit and carrying out the traction element who removes to bearing the unit, it is in the pylon side to bear the unit setting, the pylon side is connected with the mounting base that is T shape, the side fixedly connected with of pylon is kept away from to the mounting base prevents weighing down the board, prevent weighing down the board symmetry side and seted up the anti-falling groove of dislocation, anti-weighing down board side cover is equipped with the anti-weighing down frame of adaptation, anti-weighing down frame is kept away from the side of preventing weighing down the board and is connected with the go-between, the side of preventing weighing down frame is equipped with buffer unit, the last side of bearing the unit is equipped with the supporting element to preventing weighing down the frame support, prevent weighing down the frame atress and break away from with the supporting element promptly, bear the unit side and prevent weighing down and be equipped with between the board.

As a preferred embodiment, the buffer unit comprises a first buffer wheel and a second buffer wheel, wherein the first buffer wheel is rotationally connected to the upper side surface of the anti-falling frame and is far away from the connecting ring, and the second buffer wheel is rotationally connected to the lower side surface of the anti-falling frame and is close to the connecting ring.

As the preferred implementation mode, the supporting unit comprises a first bearing plate connected to the upper side surface of the bearing unit, a connecting column is fixedly connected to the side surface of the anti-falling frame, a connecting ring is fixedly connected to one end of the connecting column, a magnet for clamping the connecting column is adsorbed to the upper end of the first bearing plate, and the anti-falling frame is horizontal when the magnet is clamped to the side surface of the connecting column and adsorbed to the upper end of the first bearing plate.

As the preferred implementation mode, the anti-falling unit comprises bearing rods symmetrically connected to the side surfaces of the bearing units, a third buffer wheel is rotationally connected to the side surface of one end, far away from the bearing units, of the bearing rods, a fourth buffer wheel is rotationally connected between the two bearing rods, and the third buffer wheel and the fourth buffer wheel are arranged on the symmetrical side surfaces of the anti-falling plate.

As the preferred implementation mode, the supporting frame that is L shape is fixed connection to the side of keeping away from the carrier bar one end, and the one end fixedly connected with that the supporting frame kept away from the carrier bar is the mounting bracket of U-shaped, rotates between the symmetry lateral wall in the mounting bracket and is connected with fifth buffer wheel.

As the preferred implementation mode, the upper side surface of the bearing unit is fixedly connected with a second bearing plate, the first bearing plate is inserted into the upper end of the second bearing plate and moves, and the side surface of the second bearing plate is in threaded connection with a fastening bolt which abuts against the side surface of the first bearing plate.

In a preferred embodiment, the side of the carrier bar is fixedly connected with a reinforcing plate, which is connected to the side of the carrier unit by means of a mounting element.

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

according to the utility model, the anti-falling frame and the anti-falling plate are arranged, and a maintainer is connected with the connecting ring through one end of the safety rope tied on the body, so that the anti-falling frame and the anti-falling plate are in a vertical state when the maintainer ascends or descends normally, the anti-falling frame is not contacted with the anti-falling plate, and when the maintainer falls, as one side of the anti-falling frame is suddenly stressed, the anti-falling frame is separated from the supporting unit, the anti-falling frame moves downwards in an inclined manner on the side surface of the anti-falling plate, and two ends of the anti-falling frame are clamped in the anti-falling groove to pull and prevent the maintainer from falling;

according to the anti-falling frame, the buffer unit is arranged, so that when a maintainer falls down, the maintainer firstly contacts the anti-falling plate and buffers the anti-falling frame, and the anti-falling frame is prevented from being broken due to overlarge falling force;

according to the utility model, the anti-falling unit is arranged and connected with the side surface of the bearing unit, and the anti-falling unit is used for preventing the bearing unit from falling, so that the anti-falling effect is enhanced;

according to the utility model, the supporting unit is arranged to support the anti-falling frame, and after a falling condition occurs, one end of the anti-falling frame is suddenly pulled by falling force, and the anti-falling frame is separated from the supporting unit, so that the anti-falling frame is convenient to place.

Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Drawings

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

FIG. 2 is a schematic view of the structure of the fall arrest frame and the fall arrest plate according to the present utility model;

FIG. 3 is a schematic view of the structure of the fall arrest unit and the fall arrest plate according to the present utility model;

FIG. 4 is a schematic view of the structure of the anti-falling rack of the present utility model;

fig. 5 is a schematic structural view of the fall arrest unit according to the present utility model.

In the figure: 1. a carrying unit; 2. a traction unit; 3. a tower; 4. a mounting base; 5. an anti-falling plate; 6. an anti-falling rack; 7. a connecting ring; 8. an anti-falling groove; 9. a first buffer wheel; 10. a second buffer wheel; 11. a first bearing plate; 12. a connecting column; 13. a magnet; 14. a carrier bar; 15. a third buffer wheel; 16. a fourth buffer wheel; 17. a support frame; 18. a mounting frame; 19. a fifth buffer wheel; 20. a second bearing plate; 21. a fastening bolt; 22. reinforcing plate.

Detailed Description

The utility model is further described below with reference to examples.

The following examples are illustrative of the present utility model but are not intended to limit the scope of the utility model. The conditions in the examples can be further adjusted according to specific conditions, and simple modifications of the method of the utility model under the premise of the conception of the utility model are all within the scope of the utility model as claimed.

Referring to fig. 1-5, the utility model provides a falling prevention mechanism for maintenance of a wind generating set, which comprises a bearing unit 1 and a traction unit 2 for moving the bearing unit 1, wherein the bearing unit 1 is arranged on the side surface of a tower 3, a T-shaped mounting base 4 is connected to the side surface of the tower 3, a falling prevention plate 5 is fixedly connected to the side surface of the mounting base 4, a dislocated falling prevention groove 8 is formed in the symmetrical side surface of the falling prevention plate 5, an adaptive falling prevention frame 6 is sleeved on the side surface of the falling prevention plate 5, a connecting ring 7 is connected to the side surface of the falling prevention frame 6, a buffer unit is arranged on the side surface of the falling prevention frame 6, a supporting unit for supporting the falling prevention frame 6 is arranged on the upper side surface of the bearing unit 1, the falling prevention frame 6 is stressed to be separated from the supporting unit, and a falling prevention unit is arranged between the side surface of the bearing unit 1 and the falling prevention plate 5.

The working principle and the using flow of the utility model are as follows: the traction unit 2 is conventional prior art, utilize driving motor and haulage rope to drive and bear unit 1 and rise, through being provided with anti-falling frame 6 and anti-falling board 5, maintainer is connected with go-between 7 through the safety rope one end that will tie up on the health, normally rise or when descending, anti-falling frame 6 is vertical state with anti-falling board 5, anti-falling frame 6 is not with anti-falling board 5 contact, when taking place to fall, because the one side of anti-falling frame 6 is atress suddenly, anti-falling frame 6 breaks away from with the supporting element, anti-falling frame 6 is the slope form and moves down in anti-falling board 5 side, anti-falling frame 6 both ends joint that is the slope form is in anti-falling groove 8, to maintainer drags and prevent to drop down, when maintainer drops down, first contact anti-falling board 5 is buffer unit, buffer unit is to anti-falling frame 6, prevent that the rupture of anti-falling frame 6 from leading to anti-falling frame 6, anti-falling unit is connected with bear unit 1 side, anti-falling unit 1 carries out the anti-falling through anti-falling unit, the effect of supporting element has been strengthened, anti-falling frame 6 receives the effect of the anti-falling frame 6, the one end of supporting element that receives the anti-falling frame 6, the convenient for the anti-falling frame is left off, the supporting element, the anti-falling down is left off, the anti-falling frame is left off, and the force is left down, and the anti-falling down, and the force is left down, and the anti-falling down.

It should be noted that, the above-mentioned mounting base 4 and the anti-falling plate 5 are an integral piece and are i-shaped, and can be mounted on the inner side of the tower 3 by mounting piece section by section, the specific position is determined by the position of the bearing unit 1, the anti-falling grooves 8 are formed in a right-angle triangle shape, and the anti-falling grooves 8 on two sides of the anti-falling plate 5 are formed in opposite directions and at intervals, as shown in fig. 2 and 3.

Specifically, referring to fig. 2 and 4, the buffer unit includes a first buffer wheel 9 and a second buffer wheel 10, the first buffer wheel 9 is rotatably connected to the upper side of the anti-falling frame 6 and is far away from the connecting ring 7, the second buffer wheel 10 is rotatably connected to the lower side of the anti-falling frame 6 and is close to the connecting ring 7, the first buffer wheel 9 and the second buffer wheel 10 are elastic rollers, and after the falling occurs, the first buffer wheel 9 and the second buffer wheel 10 contact the anti-falling plate 5 first to buffer the anti-falling frame 6, so as to prevent the anti-falling frame 6 from breaking.

Specifically, please refer to fig. 2 and fig. 4, the supporting unit includes a first bearing plate 11 connected to the upper side of the bearing unit 1, the side of the anti-falling rack 6 is fixedly connected with a connecting column 12, the connecting ring 7 is fixedly connected to one end of the connecting column 12, a magnet 13 clamped to the connecting column 12 is adsorbed to the upper end of the first bearing plate 11, the anti-falling rack 6 is horizontal when the magnet 13 is clamped to the side of the connecting column 12 and is adsorbed to the upper end of the first bearing plate 11, two ends of the magnet 13 can be adsorbed to the upper end of the first bearing plate 11, the connecting column 12 is clamped by the magnet 13, the anti-falling rack 6 is fixed by the attraction of the magnet 13, after falling, due to sudden stress on one side of the anti-falling rack 6, one end of the connecting column 12 is tilted, the magnet 13 is separated from the first bearing plate 11, the anti-falling rack 6 generates an anti-falling effect, and maintenance personnel is not required to support the anti-falling rack 6.

Specifically, referring to fig. 3 and 5, the anti-falling unit includes a carrying rod 14 symmetrically connected to a side surface of the carrying unit 1, a third buffer wheel 15 is rotatably connected to a side surface of one end of the carrying rod 14 away from the carrying unit 1, a fourth buffer wheel 16 is rotatably connected between the two carrying rods 14, the third buffer wheel 15 and the fourth buffer wheel 16 are disposed on a symmetrical side surface of the anti-falling plate 5, and when one end or the whole of the carrying unit 1 falls down, because an inclined shape occurs in the falling process of the carrying unit 1, the third buffer wheel 15 and the fourth buffer wheel 16 are clamped in the anti-falling groove 8, so as to prevent the falling of the carrying unit 1.

Specifically, referring to fig. 3 and 5, an L-shaped supporting frame 17 is fixedly connected to an upper side surface of one end of the supporting rod 14, which is far away from the supporting unit 1, a U-shaped mounting frame 18 is fixedly connected to one end of the supporting frame 17, which is far away from the supporting rod 14, fifth buffer wheels 19 are rotatably connected between symmetrical side walls in the mounting frame 18, the fifth buffer wheels 19 prevent opposite inclination when the supporting unit 1 falls, and meanwhile, the fifth buffer wheels 19 have guiding function.

Specifically, referring to fig. 2 and 4, the upper side of the bearing unit 1 is fixedly connected with a second bearing plate 20, the first bearing plate 11 is inserted into the upper end of the second bearing plate 20 and moves, the side of the second bearing plate 20 is in threaded connection with a fastening bolt 21 propped against the side of the first bearing plate 11, an insertion groove matched with the first bearing plate 11 is formed in the second bearing plate 20, the first bearing plate 11 moves up and down in the second bearing plate 20 to adjust the position of the anti-falling frame 6, the anti-falling frame is suitable for maintenance personnel with different heights, after the position of the first bearing plate 11 is adjusted, one end of the fastening bolt 21 is in threaded connection with a threaded hole formed in the side of the second bearing plate 20, the fastening bolt 21 is screwed, one end of the fastening bolt 21 props against the side of the first bearing plate 11, and the position of the first bearing plate 11 is fixed.

Specifically, referring to fig. 3 and 5, a reinforcing plate 22 is fixedly connected to a side of the carrier bar 14, the reinforcing plate 22 is connected to a side of the carrier unit 1 through a mounting member, the reinforcing plate 22 improves strength of the carrier bar 14, a mounting hole is formed in the reinforcing plate 22, and the reinforcing plate 22 is mounted to the side of the carrier unit 1 through a screw and the mounting hole.

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.

The foregoing embodiments have been provided for the purpose of illustrating the general principles of the present application, and are not meant to limit the scope of the utility model, but to limit the scope of the utility model.

Claims

1. The utility model provides a wind generating set maintains with preventing weighing down mechanism, includes load-bearing unit (1) and carries out traction unit (2) that remove load-bearing unit (1), its characterized in that: bear unit (1) setting in pylon (3) side, pylon (3) side is connected with mounting base (4) that are T shape, side fixedly connected with anti-falling plate (5) of pylon (3) are kept away from to mounting base (4), anti-falling groove (8) of dislocation are seted up to anti-falling plate (5) symmetry side, anti-falling plate (5) side cover is equipped with anti-falling frame (6) of adaptation, anti-falling frame (6) are kept away from the side of anti-falling plate (5) and are connected with go-between (7), the side of anti-falling frame (6) is equipped with buffer unit, the upside of bearing unit (1) is equipped with the supporting element to anti-falling frame (6) support, anti-falling frame (6) atress breaks away from with supporting element promptly, be equipped with anti-falling unit between bearing unit (1) side and anti-falling plate (5).

2. The anti-falling mechanism for maintenance of a wind generating set according to claim 1, wherein: the buffer unit comprises a first buffer wheel (9) and a second buffer wheel (10), wherein the first buffer wheel (9) is rotationally connected to the upper side surface of the anti-falling frame (6) and far away from the connecting ring (7), and the second buffer wheel (10) is rotationally connected to the lower side surface of the anti-falling frame (6) and near the connecting ring (7).

3. The anti-falling mechanism for maintenance of a wind generating set according to claim 1, wherein: the supporting unit comprises a first bearing plate (11) connected to the upper side surface of the bearing unit (1), a connecting column (12) is fixedly connected to the side surface of the anti-falling frame (6), a connecting ring (7) is fixedly connected to one end of the connecting column (12), a magnet (13) clamped to the connecting column (12) is adsorbed to the upper end of the first bearing plate (11), and the magnet (13) is clamped to the side surface of the connecting column (12) and adsorbed to the upper end of the first bearing plate (11), so that the anti-falling frame (6) is in a horizontal shape.

4. The anti-falling mechanism for maintenance of a wind generating set according to claim 1, wherein: the anti-falling unit comprises bearing rods (14) symmetrically connected to the side face of the bearing unit (1), a third buffer wheel (15) is rotationally connected to the side face of one end, far away from the bearing unit (1), of the bearing rods (14), a fourth buffer wheel (16) is rotationally connected between the two bearing rods (14), and the third buffer wheel (15) and the fourth buffer wheel (16) are arranged on the symmetrical side face of the anti-falling plate (5).

5. The anti-falling mechanism for maintenance of a wind generating set according to claim 4, wherein: the side face fixedly connected with is support frame (17) of L shape on the one end that loading arm (14) kept away from loading unit (1), the one end fixedly connected with that support frame (17) kept away from loading arm (14) is mounting bracket (18) of U-shaped, rotates between the symmetry lateral wall in mounting bracket (18) and is connected with fifth buffer wheel (19).

6. A wind generating set maintenance fall protection mechanism according to claim 3, wherein: the upper side surface of the bearing unit (1) is fixedly connected with a second bearing plate (20), the first bearing plate (11) is inserted into the upper end of the second bearing plate (20) and moves, and the side surface of the second bearing plate (20) is in threaded connection with a fastening bolt (21) which abuts against the side surface of the first bearing plate (11).

7. The anti-falling mechanism for maintenance of a wind generating set according to claim 4, wherein: the side surface of the bearing rod (14) is fixedly connected with a reinforcing plate (22), and the reinforcing plate (22) is connected with the side surface of the bearing unit (1) through a mounting piece.