CN218039831U

CN218039831U - Welding grounding wire device for wind power generation tower

Info

Publication number: CN218039831U
Application number: CN202221947451.2U
Authority: CN
Inventors: 嵇文进
Original assignee: Jiangsu Rongshuang Hydropower Construction Engineering Co ltd
Current assignee: Jiangsu Rongshuang Hydropower Construction Engineering Co ltd
Priority date: 2022-07-25
Filing date: 2022-07-25
Publication date: 2022-12-13
Anticipated expiration: 2032-07-25

Abstract

The utility model discloses a wind power generation pylon welding earth connection device relates to the technical field of earth connection device. The device comprises a guide rail, a roller carrier and a sliding grounding wire device, wherein the roller carrier is arranged on the guide rail, a lifting piece is arranged on the roller carrier, the lifting piece comprises a self-locking telescopic rod, a rotating shaft, a first lifting rod and a second lifting rod, the first lifting rod and the second lifting rod are both rotationally connected with the rotating shaft, one end of the first lifting rod is rotationally connected with a supporting plate, the other end of the first lifting rod is slidably connected with the roller carrier, one end of the second lifting rod is slidably connected with the supporting plate, the other end of the second lifting rod is rotationally connected with the roller carrier, an electric cylinder is arranged on the roller carrier, and the sliding grounding wire device is arranged on the supporting plate; the self-locking telescopic rod and the electric cylinder are arranged on the roller carrier and are connected with the rotating shaft. The utility model discloses improved the liftable height range of slip earth connection device, even the distance between a tower section of thick bamboo and slider contact piece also can carry out weldment work when great.

Description

Welding grounding wire device for wind power generation tower

Technical Field

The utility model belongs to the technical field of the earth connection device technique and specifically relates to a wind power generation pylon welding ground connection device is related to.

Background

The wind power tower is a main structural component for supporting a wind generating set and fan blades and bearing wind load. The tower barrel and the flange are key components in the manufacturing and production of the wind power generation tower, and a welding grounding wire device is needed in the welding process of the tower barrel.

The related art discloses a welding grounding wire device for a wind power generation tower, which structurally comprises a guide rail and a roller carrier capable of moving along the guide rail, wherein the roller carrier comprises a sliding grounding wire device. The sliding type grounding wire device comprises a hinged support connected with the roller frame, a supporting beam hinged with the hinged support, a balancing weight arranged at one end of the supporting beam, a sliding contact block arranged at the other end of the supporting beam, and a wedge-shaped adjusting block clamped between the supporting beam and the sliding contact block, wherein a hinged joint between the hinged support and the supporting beam is close to the sliding contact block end.

In view of the above-mentioned related art, the inventor believes that the sliding contact block in the above-mentioned welded ground wire device has a limited elevation height, and when the distance between the tower and the sliding contact block is large, it is difficult to perform a normal welding work.

SUMMERY OF THE UTILITY MODEL

In order to adjust the lifting height of the grounding wire welding device, the application provides the grounding wire welding device for the wind power generation tower.

The application provides a wind power generation pylon welding earth connection device adopts following technical scheme:

a welding grounding wire device for a wind power generation tower comprises a guide rail, a roller frame and a sliding grounding wire device, wherein the roller frame is arranged on the guide rail, a lifting piece is arranged on the roller frame and comprises a self-locking telescopic rod, a rotating shaft, a first lifting rod and a second lifting rod, the first lifting rod and the second lifting rod are both rotatably connected with the rotating shaft, one end of the first lifting rod is rotatably connected with a supporting plate, the other end of the first lifting rod is slidably connected with the roller frame, one end of the second lifting rod is slidably connected with the supporting plate, the other end of the second lifting rod is rotatably connected with the roller frame, an electric cylinder is arranged on the roller frame, and the sliding grounding wire device is arranged on the supporting plate; the self-locking telescopic rod and the electric cylinder are arranged on the roller carrier, and the self-locking telescopic rod and the electric cylinder are connected with the rotating shaft.

Through adopting above-mentioned technical scheme, when carrying out weldment work, start the electric jar, drive pivot and lifter motion through the electric jar, the top of lifter promotes the backup pad and slides and meets the ground wire device and reciprocate, when opening the height of the fixed pivot of auto-lock telescopic link, can make the earth connection fix the effect of a certain height and be convenient for adjust the lifting height of slip earth connection device, even the distance between tower section of thick bamboo and slip earth connection device is great, also can normally weld.

In a specific possible implementation scheme, the roller frame comprises a fixed plate, a connecting frame, a wheel shaft and wheels, the connecting frame is connected with the fixed plate, two ends of the wheel shaft are connected with the connecting frame, the wheels are provided with shaft holes, the wheel shaft penetrates through the shaft holes, the wheels are provided with wheel grooves, the guide rails are inserted into the wheel grooves, and the guide rails are abutted against the inner walls of the wheel grooves.

By adopting the technical scheme, the fixed plate and the wheel shaft are both connected with the connecting frame, and the wheels drive the fixed plate to move when moving on the guide rail, so that the friction force between the fixed plate and the guide rail is reduced; the wheel groove arranged on the wheel prevents the wheel from separating from the guide rail when moving.

In a specific implementation scheme, sliding connectors are arranged on the first lifting rod and the second lifting rod, sliding chutes are arranged on the supporting plate and the fixing plate, each sliding connector comprises a sliding block and a sliding wheel, the sliding blocks are connected on the first lifting rod and the second lifting rod, the sliding wheels are installed on the sliding blocks, the sliding blocks and the sliding wheels are arranged in the sliding chutes, and the sliding blocks and the sliding wheels are abutted to groove walls of the sliding chutes.

Through adopting above-mentioned technical scheme, the sliding block is connected on the lifter, and the movable pulley drives sliding block and lifter removal when removing in the spout, has reduced the area of contact of lifter plate with solid bottom plate and then has reduced the friction, is convenient for adjust the lifting height of lifter, and the sliding block helps reducing the problem that lifter and gyro wheel frame break away from.

In a specific embodiment, a block is provided in the chute and is connected to the chute wall.

Through adopting above-mentioned technical scheme, the lifter roll-off spout can be avoided to the sprue, helps carrying out normal weldment work.

In a specific implementation scheme, the sliding wheel comprises a support, a middle shaft and a pulley, a through hole is formed in the pulley, the middle shaft penetrates through the through hole, two ends of the middle shaft are connected with the support, and the support is fixedly connected with the sliding block.

Through adopting above-mentioned technical scheme, connect the frame to be used for fixed connection shaft and sliding block, promoted the holistic steadiness of movable pulley.

In a specific implementation scheme, the self-locking telescopic rod and the electric cylinder are both provided with fixing blocks, fixing grooves are formed in the fixing blocks, and the rotating shaft is inserted into the fixing grooves.

Through adopting above-mentioned technical scheme, the fixed block and the fixed slot that set up can be connected pivot and auto-lock telescopic link, electric jar for the pivot can be followed the electric jar and reciprocated, and the pivot can the free rotation simultaneously.

In a specific implementation scheme, the self-locking telescopic rod comprises a movable rod, a base cylinder and a self-locking bolt, the base cylinder is connected with the roller carrier, the movable rod is inserted into the base cylinder, a screw hole is formed in the side wall of the base cylinder, the self-locking bolt is inserted into the screw hole, and the self-locking bolt abuts against the side wall of the movable rod.

By adopting the technical scheme, the fixing plate is connected with the base cylinder, so that the function of fixing the base cylinder is achieved; the self-locking bolt is inserted into a screw hole formed in the side wall of the base cylinder and can be used for fixing the movable rod, so that the effect of fixing the rotating shaft and the lifting rod is achieved.

In a specific embodiment, the support plate and the roller frame are both provided with a rotating connecting piece, the rotating connecting piece comprises a connecting block and a connecting shaft, one connecting block is connected with the support plate, the other connecting block is connected with the roller frame, the connecting block is provided with a connecting groove, the connecting shaft is connected with the inner wall of the connecting groove, the first lifting rod and the second lifting rod are both provided with end holes, and the connecting shaft is arranged in the end holes in a penetrating manner.

By adopting the technical scheme, the connecting block is connected with the supporting plate and the roller carrier, the connecting shaft is connected with the inner wall of the connecting groove, and the connecting shaft is arranged in the end hole of the lifting rod in a penetrating manner, so that the supporting plate can move up and down along with the lifting rod, and the up-and-down movement position of the welding grounding wire device can be regulated and controlled conveniently.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the lifting piece moves up and down to drive the sliding grounding wire device on the supporting plate to move, the lifting height range of the sliding grounding wire device is improved, and welding work can be carried out even if the distance between the tower barrel and the sliding block contact block is large;

2. the sliding block connected to the lifting rod reduces the friction force when the lifting rod moves up and down, and is convenient for adjusting the lifting height of the lifting rod;

3. the self-locking telescopic rod realizes the functions of fixing the rotating shaft and the lifting rod.

Drawings

Fig. 1 is a schematic overall structure diagram of a wind turbine tower welding ground wire device in the present embodiment.

Fig. 2 is a sectional view of the self-locking telescopic rod of the present embodiment.

Fig. 3 is a sectional view of the wind turbine tower welding ground wire device in the present embodiment.

Fig. 4 is an enlarged view of a portion a in fig. 3.

Fig. 5 is an enlarged view of a portion B in fig. 3.

Fig. 6 is a schematic structural diagram of the first lifting rod and the second lifting rod in the embodiment.

Description of reference numerals:

1. a guide rail; 11. a substrate; 12. a guide bar block; 2. a roller frame; 21. a fixing plate; 211. a chute; 22. a connecting frame; 23. an axle; 24. a wheel; 241. a shaft hole; 242. a wheel groove; 3. a sliding ground wire device; 4. a lifting member; 41. self-locking telescopic rods; 411. a movable rod; 412. a base cylinder; 413. a self-locking bolt; 414. a screw hole; 42. a rotating shaft; 43. a first lifting rod; 44. a second lifting rod; 45. a rod hole; 46. an end hole; 5. a support plate; 51. blocking; 6. a sliding connector; 61. a slider; 62. a sliding wheel; 621. a support; 622. a middle shaft; 623. a pulley; 624. perforating; 7. rotating the connecting piece; 71. connecting blocks; 72. a connecting shaft; 73. connecting grooves; 8. an electric cylinder; 81. a fixed block; 82. and (7) fixing the grooves.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

The embodiment discloses a welding grounding wire device for a wind power generation tower.

Referring to fig. 1, the welding ground wire device for the wind power generation tower comprises a guide rail 1, a roller frame 2, a sliding ground wire device 3, a lifting piece 4, a support plate 5 and an electric cylinder 8, wherein the roller frame 2 is abutted against the guide rail 1, the roller frame 2 slides on the guide rail 1, and the lifting piece 4 is installed above the roller frame 2. The electric cylinder 8 is arranged on the roller frame 2 along the vertical direction, the telescopic end of the electric cylinder 8 faces upwards, and the telescopic end of the electric cylinder 8 is connected with the lifting piece 4. The supporting plate 5 is positioned above the lifting piece 4, the supporting plate 5 is connected with the lifting piece 4, and the sliding grounding wire device 3 is hinged on the supporting plate 5.

The roller frame 2 comprises a fixing plate 21, a connecting frame 22, a wheel shaft 23 and a wheel 24, the fixing plate 21 is integrally connected to the connecting frame 22, the wheel 24 is provided with a shaft hole 241, the wheel shaft 23 penetrates out of the shaft hole 241, two ends of the wheel shaft 23 are welded with the connecting frame 22, and the electric cylinder 8 is vertically installed on the fixing plate 21.

The guide rail 1 comprises a base 11 and a guide bar 12, the guide bar 12 and the base 11 being integrally connected. The wheel 24 is provided with a wheel groove 242, the guide bar block 12 is inserted in the wheel groove 242, and the guide bar block 12 is abutted against the wall of the groove.

Referring to fig. 1 and 2, the lifting member 4 includes a self-locking telescopic rod 41, a rotating shaft 42, a first lifting rod 43 and a second lifting rod 44, and the first lifting rod 43 and the second lifting rod 44 are provided with rod holes 45. The self-locking telescopic rod 41 is installed on the fixing plate 21, the rotating shaft 42 penetrates through the rod hole 45 and is abutted to the hole wall, the rotating shaft 42 is arranged between the self-locking telescopic rod 41 and the electric cylinder 8, one end of the rotating shaft 42 is connected with the self-locking telescopic rod 41, and the other end of the rotating shaft 42 is connected with the electric cylinder 8.

The self-locking telescopic rod 41 comprises a movable rod 411, a base barrel 412 and a self-locking bolt 413, the top ends of the movable rod 411 and the electric cylinder 8 are respectively provided with a fixed block 81, the movable rod 411 and the electric cylinder 8 are respectively welded with the fixed block 81, a fixed groove 82 is arranged on the fixed block 81, two ends of the rotating shaft 42 are respectively inserted into the fixed grooves 82 and are abutted against the groove walls of the fixed grooves 82.

The base cylinder 412 is provided with a screw hole 414, the movable rod 411 is inserted into the base cylinder 412, the self-locking bolt 413 penetrates through the screw hole 414, the self-locking bolt 413 is in threaded connection with the wall of the hole, and the self-locking bolt 413 abuts against the side wall of the movable rod 411.

Referring to fig. 2 and 3, in the present embodiment, the lower end of the first elevating bar 43 and the upper end of the second elevating bar 44 are provided with the sliding connection 6.

The sliding connection piece 6 comprises a sliding block 61 and a sliding wheel 62, the first lifting rod 43 and the second lifting rod 44 are hinged with the sliding block 61, and the sliding wheel 62 is arranged on the sliding block 61.

Referring to fig. 3 and 4, the supporting plate 5 and the fixing plate 21 are both provided with a sliding groove 211, the sliding block 61 and the sliding wheel 62 are both inserted into the sliding groove 211, and the sliding block 61 and the sliding wheel 62 are both abutted against the groove wall of the sliding groove 211. The sliding groove 211 is internally provided with a blocking piece 51, and the blocking piece 51 is abutted with the groove wall of the sliding groove 211.

The sliding wheel 62 comprises a support 621, a middle shaft 622 and a pulley 623, the support 621 is welded on the lower surface of the sliding block 61, the pulley 623 is provided with a through hole 624, the middle shaft 622 penetrates through the through hole 624, and both ends of the middle shaft 622 are integrally connected with the support 621.

Referring to fig. 5 and 6, in the present embodiment, the support plate 5 and the fixing plate 21 are provided at the left side thereof with a rotary connector 7, and the rotary connector 7 includes a connection block 71 and a connection shaft 72. The first lifting rod 43 and the second lifting rod 44 are both provided with end holes 46, the connecting block 71 is provided with a connecting groove 73, the connecting shaft 72 is arranged in the connecting groove 73, both ends of the connecting shaft 72 are connected to the groove wall of the connecting groove 73, the connecting shaft 72 penetrates out of the end holes 46, and the connecting shaft 72 is abutted to the hole wall of the end holes 46.

The implementation principle of the welding grounding wire device for the wind power generation tower in the embodiment of the application is as follows: start the extension of electric jar 8, electric jar 8 drives pivot 42 rebound, first lifter 43 and second lifter 44 follow pivot 42 simultaneous movement simultaneously, the top of first lifter 43 rotates, the bottom of first lifter 43 slides, the top of second lifter 44 slides, the bottom of second lifter 44 rotates, first lifter 43 and second lifter 44 rotate to opposite direction, the contained angle between first lifter 43 and the second lifter 44 reduces, and then promote backup pad 5 rebound, the height of backup pad 5 lifting slip earthing device 3.

When the sliding grounding wire device 3 moves to a designated position, the electric cylinder 8 is closed, the self-locking bolt 413 on the self-locking telescopic rod 41 is tightened, the movable rod 411 is fixed on the base cylinder 412, the rotating shaft 42 is further fixed, and the sliding grounding wire device 3 is fixed, so that welding work is performed.

When the welding is finished, the electric cylinder 8 is started to be shortened, the self-locking bolt 413 on the self-locking telescopic rod 41 is loosened, the electric cylinder 8 drives the rotating shaft 42 to move downwards, the movable rod 411 moves, meanwhile, the first lifting rod 43 and the second lifting rod 44 synchronously move, the supporting plate 5 and the sliding grounding wire device 3 are pushed to move downwards, and when the sliding grounding wire device 3 is far away from the tower, the electric cylinder 8 is closed, and the work is completed.

Claims

1. The utility model provides a wind power generation tower welding earth connection device, includes guide rail (1), gyro wheel frame (2) and slip earth connection device (3), gyro wheel frame (2) are located on guide rail (1), its characterized in that: the lifting part (4) is arranged on the roller frame (2), the lifting part (4) comprises a self-locking telescopic rod (41), a rotating shaft (42), a first lifting rod (43) and a second lifting rod (44), the first lifting rod (43) and the second lifting rod (44) are rotatably connected with the rotating shaft (42), one end of the first lifting rod (43) is rotatably connected with a supporting plate (5), the other end of the first lifting rod (43) is slidably connected with the roller frame (2), one end of the second lifting rod (44) is slidably connected with the supporting plate (5), the other end of the second lifting rod (44) is rotatably connected with the roller frame (2), an electric cylinder (8) is arranged on the roller frame (2), and the sliding grounding wire device (3) is arranged on the supporting plate (5); the self-locking telescopic rod (41) and the electric cylinder (8) are arranged on the roller carrier (2), and the self-locking telescopic rod (41) and the electric cylinder (8) are connected with the rotating shaft (42).

2. The wind power tower welding ground wire device of claim 1, wherein: the roller carrier (2) comprises a fixing plate (21), a connecting frame (22), a wheel shaft (23) and wheels (24), the connecting frame (22) is connected with the fixing plate (21), two ends of the wheel shaft (23) are connected with the connecting frame (22), a shaft hole (241) is formed in each wheel (24), the wheel shaft (23) penetrates through the shaft hole (241), a wheel groove (242) is formed in each wheel (24), the guide rail (1) is inserted into the wheel groove (242), and the guide rail (1) is abutted to the inner wall of the wheel groove (242).

3. The wind power tower welding ground wire device of claim 2, wherein: first lifter (43) with all be equipped with sliding connection spare (6) on second lifter (44), backup pad (5) with all be equipped with spout (211) on fixed plate (21), sliding connection spare (6) include sliding block (61) and sliding wheel (62), first lifter (43) with all connect on second lifter (44) sliding block (61), sliding wheel (62) are installed on sliding block (61), sliding block (61) with sliding wheel (62) are all located in spout (211), sliding block (61) with sliding wheel (62) all with the cell wall looks butt of spout (211).

4. The welding ground wire device for the wind power tower according to claim 3, wherein: a blocking block (51) is arranged in the sliding groove (211), and the blocking block (51) is connected with the wall of the sliding groove (211).

5. The welding ground wire device for the wind power tower according to claim 3, wherein: the sliding wheel (62) comprises a support (621), a middle shaft (622) and a pulley (623), a through hole (624) is formed in the pulley (623), the middle shaft (622) penetrates through the through hole (624), two ends of the middle shaft (622) are connected with the support (621), and the support (621) is fixedly connected with the sliding block (61).

6. The welding ground wire device for the wind power generation tower according to claim 1, wherein: the self-locking telescopic rod (41) and the electric cylinder (8) are both provided with fixing blocks (81), fixing grooves (82) are formed in the fixing blocks (81), and the rotating shaft (42) is inserted into the fixing grooves (82).

7. The welding ground wire device for the wind power generation tower according to claim 1, wherein: the self-locking telescopic rod (41) comprises a movable rod (411), a base cylinder (412) and a self-locking bolt (413), the base cylinder (412) is connected with the roller frame (2), the movable rod (411) is inserted into the base cylinder (412), a screw hole (414) is formed in the side wall of the base cylinder (412), the self-locking bolt (413) is inserted into the screw hole (414), and the self-locking bolt (413) is abutted to the side wall of the movable rod (411).

8. The welding ground wire device for the wind power generation tower according to claim 1, wherein: backup pad (5) with all be equipped with on gyro wheel frame (2) and rotate connecting piece (7), it includes connecting block (71) and connecting axle (72) to rotate connecting piece (7), one connecting block (71) with backup pad (5) are connected, another connecting block (71) with gyro wheel frame (2) are connected, all be equipped with spread groove (73) on connecting block (71), connecting axle (72) with spread groove (73) inner wall is connected, first lifter (43) with all be equipped with end hole (46) on second lifter (44), connecting axle (72) are worn to locate in end hole (46).