CN218039831U - A wind power generation tower welding grounding wire device - Google Patents

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

A wind power generation tower welding grounding wire device

technical field

The utility model relates to the technical field of ground wire devices, in particular to a wind power generation tower welding ground wire device.

Background technique

The wind power tower is the main structural component used to support the wind turbine, the fan blades and bear the wind load. The tower and the flange are key components in the manufacture and production of wind power towers. During the welding process of the tower, a welding grounding wire device is required.

A related technology discloses a wind power generation tower welding ground wire device, the structure of which includes a guide rail and a roller frame that can move along the guide rail, and the roller frame includes a sliding ground wire device. The sliding grounding wire device includes a hinge seat connected to the roller frame, a support beam hinged to the hinge seat, a counterweight arranged at one end of the support beam, a sliding contact block arranged at the other end of the support beam, and a clamp between the support beam and the For the wedge-shaped adjustment block between the sliding contact blocks, the hinge point between the hinge seat and the supporting beam is close to the end of the sliding contact block.

In view of the above-mentioned related technologies, the inventor believes that the lifting height of the sliding contact block in the above-mentioned welding grounding wire device is limited, and when the distance between the tower and the sliding contact block is large, it is difficult to perform normal welding work.

Utility model content

In order to facilitate the adjustment of the lifting height of the welding ground wire device, the present application provides a wind power generation tower welding ground wire device.

This application provides a wind power generation tower welding grounding wire device, which adopts the following technical scheme:

A wind power generation tower welding grounding wire device, including a guide rail, a roller frame and a sliding grounding wire device. A 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 to the rotating shaft, and one end of the first lifting rod is rotatably connected to a support plate, so The other end of the first lifting rod is slidably connected to the roller frame, one end of the second lifting rod is slidably connected to the support plate, and the other end of the second lifting rod is rotatably connected to the roller frame. An electric cylinder is arranged on the roller frame, and the sliding ground wire device is arranged on the support plate; the self-locking telescopic rod and the electric cylinder are both arranged on the roller frame, and the self-locking telescopic rod and the The electric cylinders are all connected with the rotating shaft.

By adopting the above-mentioned technical scheme, when performing welding work, start the electric cylinder, drive the rotating shaft and the lifting rod to move through the electric cylinder, and the top of the lifting rod pushes the support plate and the sliding ground wire device to move up and down. When the self-locking telescopic rod is opened to fix the rotating shaft When the height is high, the effect of fixing the grounding wire at a certain height is convenient for adjusting the lifting height of the sliding grounding wire device. Even if the distance between the tower and the sliding grounding wire device is large, welding can be performed normally.

In a specific embodiment, the roller frame includes a fixed plate, a connecting frame, a wheel shaft and wheels, the connecting frame is connected with the fixed plate, and the two ends of the wheel shaft are connected with the connecting frame, The wheel is provided with an axle hole, the axle is passed through the axle hole, the wheel is provided with a wheel groove, the guide rail is inserted in the wheel groove, and the guide rail and the wheel groove The inner walls abut against each other.

By adopting the above technical scheme, both the fixed plate and the wheel shaft are connected with the connecting frame, and when the wheels move on the guide rail, the fixed plate is driven to move, which reduces the friction between the fixed plate and the guide rail; the wheel grooves on the wheels prevent the wheels from being separated when moving guide.

In a specific possible implementation, sliding connectors are provided on the first lifting rod and the second lifting rod, sliding grooves are provided on the support plate and the fixing plate, and the sliding connection The parts include a sliding block and a sliding wheel, the first elevating rod and the second elevating rod are connected with the sliding block, the sliding wheel is installed on the sliding block, the sliding block and the sliding wheel Both are arranged in the chute, and both the sliding blocks and the sliding wheels abut against the groove wall of the chute.

By adopting the above technical scheme, the sliding block is connected to the lifting rod, and when the sliding wheel moves in the chute, it drives the sliding block and the lifting rod to move, which reduces the contact area between the lifting plate and the solid bottom plate, thereby reducing friction and facilitating the adjustment of the lifting rod The sliding block helps to reduce the problem of the lifting rod disengaging from the roller frame.

In a specific embodiment, a blocking block is provided in the chute, and the blocking block is connected with the wall of the chute.

By adopting the above technical solution, the blocking block can prevent the lifting rod from slipping out of the chute, which is helpful for normal welding work.

In a specific possible embodiment, the sliding wheel includes a bracket, a central shaft and a pulley, the pulley is provided with a perforation, the central shaft is passed through the perforation, and both ends of the central shaft are connected to the The bracket is connected, and the bracket is fixedly connected with the sliding block.

By adopting the above technical solution, the connecting frame is used to fixedly connect the wheel shaft and the sliding block, thereby improving the overall stability of the sliding wheel.

In a specific embodiment, the self-locking telescopic rod and the electric cylinder are both provided with a fixed block, the fixed block is provided with a fixed slot, and the rotating shaft is inserted into the fixed slot.

By adopting the above technical solution, the fixed block and the fixed slot can connect the rotating shaft with the self-locking telescopic rod and the electric cylinder, so that the rotating shaft can follow the electric cylinder to move up and down, and at the same time, the rotating shaft can rotate freely.

In a specific embodiment, the self-locking telescopic rod includes a movable rod, a base cylinder and a self-locking bolt, the base cylinder is connected with the roller frame, and the movable rod is inserted into the base cylinder , The side wall of the base cylinder is provided with a screw hole, 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 above technical scheme, the fixed plate is connected with the base cylinder to achieve the function of fixing the base cylinder; the self-locking bolt inserted in the screw hole provided on the side wall of the base cylinder can be used to fix the movable rod, thereby fixing the rotating shaft And the role of lifting rod.

In a specific possible implementation, the support plate and the roller frame are provided with a rotating connector, the rotating connector includes a connecting block and a connecting shaft, and one of the connecting blocks is connected to the supporting plate , the other connecting block is connected with the roller frame, the connecting blocks are provided with connecting grooves, the connecting shaft is connected with the inner wall of the connecting groove, the first lifting rod and the second lifting rod The lifting rods are all provided with end holes, and the connecting shaft is passed through the end holes.

By adopting the above technical solution, the connecting block is connected with the supporting plate and the roller frame, the connecting shaft is connected with the inner wall of the connecting groove, and the connecting shaft is passed through the end hole of the lifting rod, so that the supporting plate can follow the lifting rod to move up and down, thus facilitating regulation The up and down movement position of the welding grounding wire device.

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

1. The sliding grounding wire device on the support plate is driven to move by the lifting part moving up and down, which improves the range of the lifting height of the sliding grounding wire device, and welding can be performed even when the distance between the tower and the slider 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 facilitates the adjustment of the lifting height of the lifting rod;

3. The set self-locking telescopic rod realizes the function of fixing the rotating shaft and lifting rod.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of a device for welding ground wires to a wind power generation tower in this embodiment.

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

Fig. 3 is a cross-sectional view of the device for welding the grounding wire of the wind power generation tower in this embodiment.

Fig. 4 is an enlarged view of part A in Fig. 3 .

Fig. 5 is an enlarged view of part B in Fig. 3 .

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

Explanation of reference signs:

1. guide rail; 11. base; 12. guide bar; 2. roller frame; 21. fixed plate; 211. chute; 22. connecting frame; 23. axle; 24. wheel; 241. shaft hole; Groove; 3, sliding ground wire device; 4, lifter; 41, self-locking telescopic rod; 411, movable rod; 412, base cylinder; 413, self-locking bolt; 414, screw hole; 42, rotating shaft; 43, first Lifting rod; 44, the second lifting rod; 45, rod hole; 46, end hole; 5, support plate; 51, blocking block; 6, sliding connector; 61, sliding block; 62, sliding wheel; 621, support; 622, central axis; 623, pulley; 624, perforation; 7, rotating connector; 71, connecting block; 72, connecting shaft; 73, connecting groove; 8, electric cylinder; 81, fixed block; 82, fixed groove.

detailed description

The present application will be described in further detail below in conjunction with accompanying drawings 1-6.

In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", Orientation indicated by "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. Or the positional relationship is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operation, and therefore cannot be construed as a limitation of the utility model.

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

Referring to Fig. 1, a wind power generation tower welding grounding wire device includes a guide rail 1, a roller frame 2, a sliding grounding wire device 3, a lifting member 4, a support plate 5 and an electric cylinder 8, the roller frame 2 abuts against the guide rail 1, and the rollers The frame 2 slides on the guide rail 1, and the lifting member 4 is installed above the roller frame 2. The electric cylinder 8 is installed 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 member 4 . The support plate 5 is located above the lifter 4 , the support plate 5 is connected to the lifter 4 , and the sliding ground wire device 3 is hinged on the support plate 5 .

Roller frame 2 comprises fixed plate 21, connecting frame 22, wheel shaft 23 and wheel 24, and fixed plate 21 is integrally connected on the connecting frame 22, and wheel 24 is provided with shaft hole 241, and wheel shaft 23 passes from shaft hole 241, and wheel shaft 23 The two ends of each are welded with the connecting frame 22, and the electric cylinder 8 is vertically installed on the fixed plate 21.

The guide rail 1 includes a base 11 and a guide bar 12, and the guide bar 12 and the base 11 are integrally connected. The wheel 24 is provided with a wheel groove 242, and the guide bar 12 is inserted in the wheel groove 242, and the guide bar 12 abuts against the wall of the groove.

Referring to FIGS. 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 fixed plate 21, and the rotating shaft 42 is penetrated in the rod hole 45 and abuts against the hole wall. The telescopic rod 41 is connected, and the other end of the rotating shaft 42 is connected with the electric cylinder 8 .

Self-locking telescopic rod 41 comprises movable rod 411, base tube 412 and self-locking bolt 413, and the top of movable rod 411 and electric cylinder 8 is all provided with fixed block 81, and movable rod 411 and electric cylinder 8 are all welded with fixed block 81, fixed The block 81 is provided with a fixing groove 82 , and both ends of the rotating shaft 42 are inserted into the fixing groove 82 and abut against the groove wall of the fixing groove 82 .

The base cylinder 412 is provided with a screw hole 414, the movable rod 411 is inserted in the base cylinder 412, the self-locking bolt 413 passes through the screw hole 414, the self-locking bolt 413 is threadedly connected with the hole wall, and the self-locking bolt 413 abuts on the On the side wall of the movable rod 411.

Referring to FIG. 2 and FIG. 3 , in this embodiment, the lower end of the first lifting rod 43 and the upper end of the second lifting rod 44 are both provided with sliding connecting parts 6 .

The sliding connector 6 includes a sliding block 61 and a sliding wheel 62 , the first lifting rod 43 and the second lifting rod 44 are hinged to the sliding block 61 , and the sliding wheel 62 is arranged on the sliding block 61 .

Referring to Fig. 3 and Fig. 4, support plate 5 and fixed plate 21 are all provided with chute 211, and sliding block 61 and sliding wheel 62 are all inserted in chute 211, and sliding block 61 and sliding wheel 62 are all connected with chute 211. The groove walls abut against each other. A blocking block 51 is arranged inside the chute 211 , and the blocking block 51 abuts against the groove wall of the chute 211 .

The sliding wheel 62 comprises a support 621, a central shaft 622 and a pulley 623. The support 621 is welded to the lower surface of the sliding block 61. The pulley 623 is provided with a perforation 624. The central shaft 622 passes through the perforation 624. The two ends of the central shaft 622 are It is integrally connected with the bracket 621 .

Referring to FIG. 5 and FIG. 6 , in this embodiment, the left side of the supporting plate 5 and the fixing plate 21 is provided with a rotating connecting piece 7 , and the rotating connecting piece 7 includes a connecting block 71 and a connecting shaft 72 . Both the first lifting rod 43 and the second lifting rod 44 are provided with end holes 46, the connecting block 71 is provided with a connecting groove 73, the connecting shaft 72 is located in the connecting groove 73, and the two ends of the connecting shaft 72 are connected to the connecting groove On the groove wall of 73 , connecting shaft 72 passes through end hole 46 , and connecting shaft 72 abuts against the hole wall of end hole 46 .

The implementation principle of a wind power generation tower welding ground wire device in the embodiment of the present application is as follows: start the electric cylinder 8 to elongate, and the electric cylinder 8 drives the rotating shaft 42 to move upward, and at the same time, the first lifting rod 43 and the second lifting rod 44 follow the rotating shaft 42 Synchronous movement, the top of the first lifting rod 43 rotates, the bottom end of the first lifting rod 43 slides, the top of the second lifting rod 44 slides, the bottom end of the second lifting rod 44 rotates, the first lifting rod 43 and the second lifting rod The rod 44 rotates in the opposite direction, the angle between the first lifting rod 43 and the second lifting rod 44 decreases, and then pushes the support plate 5 to move upwards, and the support plate 5 lifts the height of the sliding ground wire device 3 .

When the sliding ground wire device 3 moves to the designated position, close the electric cylinder 8, and tighten the self-locking bolt 413 on the self-locking telescopic rod 41 at the same time, the movable rod 411 is fixed on the base cylinder 412, and then the rotating shaft 42 is fixed, so that the sliding The ground wire device 3 is fixed for welding work.

When the welding is over, start the electric cylinder 8 to shorten, and loosen the self-locking bolt 413 on the self-locking telescopic rod 41 at the same time, the electric cylinder 8 drives the rotating shaft 42 to move downward, the movable rod 411 moves, and the first elevating rod 43 and the second The elevating rod 44 moves synchronously, and pushes the supporting plate 5 and the sliding grounding wire device 3 to move downward. When the sliding grounding wire device 3 is far away from the tower, the electric cylinder 8 is closed to complete the work.

Claims (8)

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).

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