CN220098354U - Lifting device for overhead line of power distribution network - Google Patents

Abstract

The utility model discloses a lifting tool for an overhead line of a power distribution network, which relates to the technical field of power grid equipment, and particularly relates to a lifting tool for an overhead line of a power distribution network. This lifting device for distribution network overhead line drives umbrella form wheel through rotatory hand wheel and rotates, can make the threaded rod rotatory to make the piston rod upwards move along the threaded rod, can improve the height of diaphragm, need not the manual work to arrange and install on the pole, it is more convenient to use.

Description

Lifting device for overhead line of power distribution network

Technical Field

The utility model relates to the technical field of power grid equipment, in particular to a hoisting tool for an overhead line of a power distribution network.

Background

By installing the insulating tower head on the distribution line, the insulation level of the overhead line of the distribution network can be improved, the accidents of line tripping, insulator flashover, insulated wire disconnection and the like under lightning induction overvoltage are effectively avoided, and the running reliability of the line is improved. The insulating tower head has simple structure, but heavy weight, and needs special tools to install the insulating tower head on the electric pole. If the electric pole is arranged on a flat ground or a place with better traffic conditions, the electric pole can be installed by large-scale mechanical automation equipment; if the electric pole is arranged in places such as mountain areas, farmlands and the like with inconvenient traffic, large-scale mechanical automation equipment is unnecessary.

Patent publication number CN208150851U proposes a lifting device for distribution network overhead line, relates to the electric wire netting equipment field, and this lifting device for distribution network overhead line includes pole and two joint devices, the joint has two joint devices on the lateral wall of pole, and lifting device for distribution network overhead line for this lifting device for distribution network overhead line simple structure through adding pivot, sleeve and layer board, earlier with first fixed block and second fixed block fixed, just so can be used for hoisting insulating tower head, when using, only need catch the object with the couple on the movable pulley, then pull down the rope, the object will rise, simultaneously can also be according to the direction, draw a rope to one side, will make the pivot rotate in the sleeve like this, just can change the position that the heavy object risen, simultaneously two bracing pieces can be fine play the supporting role, consequently, can play fine lifting effect. The structure has the following defects in actual use: 1. the rope can shake at the in-process that pulls movable pulley reciprocates, and stability when influencing insulating tower head hoist and mount, second, lifting means need install on the pole, need the workman climb to the pole and install, and for this reason we provide distribution network overhead line with lifting means.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a hoisting tool for a power distribution network overhead line, and solves the problems in the background art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a lifting device for distribution network overhead line, includes first bracing piece, the top activity of first bracing piece has cup jointed the piston rod, the outside fixed cover of piston rod is equipped with the baffle ring, the top cover of piston rod is equipped with the collar, the top of collar is connected with the second bracing piece, the top of second bracing piece is connected with the diaphragm, the one end of diaphragm is connected with the stay cord, the stay cord has walked around the movable pulley, the outside movable cover of movable pulley has the holder, the side of holder is connected with the deflector, the through-hole has been seted up to the inside of deflector, the bottom of diaphragm right-hand member is connected with the direction rope, the bottom of direction rope is connected with the rivet, the direction rope passes from the through-hole.

Optionally, the inside activity of first bracing piece has cup jointed the threaded rod, the top screw thread of threaded rod cup joints the inside of piston rod, the outside fixed cover of threaded rod is equipped with umbrella form wheel, the inside activity of first bracing piece has cup jointed the hand wheel, the hand wheel is close to the one end and the umbrella form wheel meshing of umbrella form wheel together.

Optionally, the outside of piston rod is provided with the fixture block, the piston rod passes through fixture block slidable mounting in the inside of first bracing piece.

Optionally, the collar is placed at the top of backing ring, the top of collar is provided with the clamp plate, the internal screw thread of clamp plate has cup jointed fixing bolt, fixing bolt's bottom cup joints with the top screw thread of piston rod together.

Optionally, the bottom of the transverse plate is movably sleeved with a fixed pulley, and the stay cord bypasses the fixed pulley after bypassing the movable pulley.

Optionally, the holder is U font structure, the bottom of holder is connected with the lifting hook.

The utility model provides a lifting tool for a power distribution network overhead line, which has the following beneficial effects:

1. this lifting device for distribution network overhead line drives umbrella form wheel through rotatory hand wheel and rotates, can make the threaded rod rotatory to make the piston rod upwards move along the threaded rod, can improve the height of diaphragm, need not the manual work to arrange and install on the pole, use more convenient, can dismantle the clamp plate through rotatory fixing bolt, conveniently take off the collar, can reduce the volume that lifting device occupy, be convenient for transport lifting device.

2. This lifting device for distribution network overhead line through setting up the direction rope, and rivet connection is passed through to subaerial to the bottom of direction rope, makes direction rope department and the state of stretching straight, at the in-process that the movable pulley reciprocated, and the direction rope can play the effect of direction to the movable pulley, avoids the movable pulley to take place to rock at the in-process of hoist and mount, improves the stability of hoist and mount.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic view of the structure of the cross plate of the present utility model;

FIG. 4 is a schematic diagram of the movable pulley of the present utility model;

fig. 5 is a schematic view of the right side structure of the present utility model.

In the figure: 1. a first support bar; 2. a piston rod; 3. a threaded rod; 4. umbrella-shaped wheels; 5. a hand wheel; 6. a baffle ring; 7. a mounting ring; 8. a second support bar; 9. a cross plate; 10. a pressing plate; 11. a fixing bolt; 12. a fixed pulley; 13. a pull rope; 14. a movable pulley; 15. a clamping frame; 16. a lifting hook; 17. a guide plate; 18. a through hole; 19. a guide rope; 20. and (5) a rivet.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1 to 2, the present utility model provides a technical solution: lifting device for distribution network overhead line, including first bracing piece 1, piston rod 2 has been cup jointed in the activity of the top of first bracing piece 1, the outside of piston rod 2 is provided with the fixture block, piston rod 2 carries out spacingly through setting up fixture block to piston rod 2 in the inside of first bracing piece 1, make piston rod 2 only can reciprocate, threaded rod 3 has been cup jointed in the activity of the inside of first bracing piece 1, the inside of piston rod 2 has been cup jointed to the top screw thread of threaded rod 3, the outside fixed cover of threaded rod 3 is equipped with umbrella form wheel 4, hand wheel 5 has been cup jointed in the activity of the inside of first bracing piece 1, hand wheel 5 is close to umbrella form wheel 4's one end and umbrella form wheel 4 meshing together, drive umbrella form wheel 4 through rotatory hand wheel 5 and rotate, can make threaded rod 3 rotate, thereby make piston rod 2 reciprocate along threaded rod 3.

Referring to fig. 1 and 3, a baffle ring 6 is fixedly sleeved outside a piston rod 2, a mounting ring 7 is sleeved at the top end of the piston rod 2, a second supporting rod 8 is connected to the top of the mounting ring 7, a transverse plate 9 is connected to the top of the second supporting rod 8, the mounting ring 7 can rotate around the piston rod 2 through the mounting ring 7, the direction of the transverse plate 9 is convenient to adjust, the mounting of an insulating tower head is convenient, the mounting ring 7 is placed at the top of the baffle ring 6, a pressing plate 10 is arranged above the mounting ring 7, a fixing bolt 11 is sleeved on the inner thread of the pressing plate 10, the mounting ring 7 is pressed by the pressing plate 10 through the setting of the pressing plate 10, the falling of the mounting ring 7 can be prevented, and the bottom of the fixing bolt 11 is sleeved with the top thread of the piston rod 2.

Referring to fig. 1, fig. 4 and fig. 5, the fixed pulley 12 is movably sleeved at the bottom of the transverse plate 9, the pull rope 13 bypasses the movable pulley 14 and then bypasses the fixed pulley 12, one end of the transverse plate 9 is connected with the pull rope 13, the pull rope 13 bypasses the movable pulley 14, the movable pulley 14 is lifted onto the lifting hook 16 by pulling the pull rope 13 to enable the movable pulley 14 to move upwards to lift the insulating tower, the insulating tower is conveniently mounted onto an electric pole, the clamping frame 15 is movably sleeved outside the movable pulley 14, the clamping frame 15 is of a U-shaped structure, the lifting hook 16 is connected at the bottom of the clamping frame 15, the side surface of the clamping frame 15 is connected with the guide plate 17, the through hole 18 is formed in the inside of the guide plate 17, the bottom of the right end of the transverse plate 9 is connected with the guide rope 19, the guide rope 19 is arranged through the guide rope 19, the guide rope 19 can play a role in guiding the movable pulley 14, the movable pulley 14 is prevented from shaking in the lifting process, the lifting stability is improved, the guide rope 19 passes through the through hole 18, the bottom of the guide rope 19 is connected with the rivet 20, and the rivet 20 is inserted into the ground through the rivet 20, and the guide rope 19 can be in a straight state.

To sum up, this lifting device for distribution network overhead line, during the use, with collar 7 suit to keep off ring 6, then press the clamp plate 10 at the top of collar 7, afterwards on clamp plate 10 screw thread suit go up fixing bolt 11 again, rotatory hand wheel 5 drives umbrella form wheel 4 rotation, make threaded rod 3 rotatory, can make piston rod 2 upwards move, rise diaphragm 9, insert underground with rivet 20 of guide rope 19 bottom, make guide rope 19 be in the state of being taut, then pull stay cord 13 makes movable pulley 14 upwards move and hoists the insulating tower head, guide rope 19 leads movable pulley 14, avoid movable pulley 14 activity can.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims (6)

1. Lifting device for distribution network overhead line, including first bracing piece (1), its characterized in that: the top activity of first bracing piece (1) has cup jointed piston rod (2), the outside fixed cover of piston rod (2) is equipped with baffle ring (6), the top cover of piston rod (2) is equipped with collar (7), the top of collar (7) is connected with second bracing piece (8), the top of second bracing piece (8) is connected with diaphragm (9), the one end of diaphragm (9) is connected with stay cord (13), movable pulley (14) are walked around in stay cord (13), the outside movable cover of movable pulley (14) is equipped with clamping frame (15), the side of clamping frame (15) is connected with deflector (17), through-hole (18) have been seted up to the inside of deflector (17), the bottom of diaphragm (9) right-hand member is connected with guiding rope (19), the bottom of guiding rope (19) is connected with rivet (20), guiding rope (19) pass in through-hole (18).

2. The hoisting tool for overhead lines of power distribution networks according to claim 1, characterized in that: the inside activity of first bracing piece (1) has cup jointed threaded rod (3), the top screw thread of threaded rod (3) cup joints the inside of piston rod (2), the outside fixed cover of threaded rod (3) is equipped with umbrella form wheel (4), hand wheel (5) have been cup jointed in the inside activity of first bracing piece (1), hand wheel (5) are close to the one end and umbrella form wheel (4) meshing of umbrella form wheel (4) together.

3. The hoisting tool for overhead lines of power distribution networks according to claim 1, characterized in that: the outside of piston rod (2) is provided with the fixture block, piston rod (2) is at the inside of first bracing piece (1) through fixture block slidable mounting.

4. The hoisting tool for overhead lines of power distribution networks according to claim 1, characterized in that: the mounting ring (7) is placed at the top of the baffle ring (6), a pressing plate (10) is arranged above the mounting ring (7), a fixing bolt (11) is sleeved on the inner thread of the pressing plate (10), and the bottom of the fixing bolt (11) is sleeved with the top thread of the piston rod (2) together.

5. The hoisting tool for overhead lines of power distribution networks according to claim 1, characterized in that: the bottom of the transverse plate (9) is movably sleeved with a fixed pulley (12), and the pull rope (13) bypasses the fixed pulley (12) after bypassing the movable pulley (14).

6. The hoisting tool for overhead lines of power distribution networks according to claim 1, characterized in that: the clamping frame (15) is of a U-shaped structure, and a lifting hook (16) is connected to the bottom of the clamping frame (15).