CN213537062U - Lifting device for power distribution network overhead line - Google Patents

Abstract

The utility model discloses a lifting device for distribution network overhead line belongs to electric wire netting equipment technical field, including the revolving stage, revolving stage top erection bracing post, the inside nested installation pivot of support column, support column one side interference joint support board, revolving stage one side installation lead block base, lead block base top welding base A, base A top installation connecting rod A, connecting rod A one end welding balancing weight, connecting rod A one end installation connecting rod B just passes through hinge swing joint, connecting rod B one end sectional fixture, anchor clamps bottom installation base B. The utility model discloses lifting device for distribution network overhead line mutually supports through rotary device and clamping device, is convenient for adjust required angle, improves lifting device's practicality.

Description

Lifting device for power distribution network overhead line

Technical Field

The utility model relates to a power grid equipment technical field especially relates to a lifting device for distribution network overhead line.

Background

Through the insulating tower head of installation on the distribution lines, can improve distribution network overhead line's insulating level, effectively avoid taking place accidents such as circuit tripping operation, insulator flashover and insulated wire broken string under the thunder and lightning response overvoltage, improve the reliability of circuit operation. Although the insulating tower head has a simple structure, the weight is heavy, and the insulating tower head can be installed on an electric pole only by a special hoisting tool. However, when the hoisting tool is used, the weight difference between two ends is large, so that the hoisting tool and the insulating tower head are easily turned over laterally, and the hoisting tool and the insulating tower head are damaged.

Patent number 208150851U discloses a lifting device for distribution network overhead line, including pole and two latch devices, the joint has two latch devices on the lateral wall of pole, this lifting device for distribution network overhead line simple structure, through adding the pivot, sleeve and layer board, fix first fixed block and second fixed block earlier, just so can be used for hoisting insulating tower head, when using, only need to catch on the object with the couple on the movable pulley, then draw the rope downwards, the object will rise, simultaneously can also be according to the direction, draw the rope to one side, will make the pivot rotate in the sleeve like this, just can change the position that the heavy object rises, two bracing pieces can be fine simultaneously play the supporting role, consequently, can play fine hoist and mount effect.

The hoisting tool for the overhead line of the power distribution network has some defects; 1. the hoisting tool for the overhead line of the power distribution network cannot be fixed in time after being rotated, and is easy to deviate. 2. The hoisting tool for the overhead line of the power distribution network is labor-consuming in hoisting the heavy objects.

SUMMERY OF THE UTILITY MODEL

The utility model provides a lifting device for distribution network overhead line aims at solving the hoist and mount hard and lifting device can not need rotatory problem according to the direction needs.

The utility model provides a specific technical scheme as follows:

the utility model provides a pair of lifting device for distribution network overhead line, including the revolving stage, revolving stage top erection bracing post, the inside nested installation pivot of support column, support column one side interference joint support board, revolving stage side-mounting lead block base, lead block base top welding base A, base A top installation connecting rod A, connecting rod A one end welding balancing weight, connecting rod A one end installation connecting rod B just passes through hinge swing joint, connecting rod B one end sectional fixture, anchor clamps bottom installation base B, fixed pulley A is installed to the backup pad bottom, fixed pulley A installs fixed pulley B in the below, fixed pulley B bottom welding carries the thing hook, carry thing hook below installation movable pulley A, movable pulley A installs movable pulley B in the below.

Optionally, an expansion bolt is nested in the support plate, and one end of the expansion bolt is connected with the fixed pulley a.

Optionally, revolving stage one end installation counter weight base, counter weight base top installation motor just passes through bolt fixed connection, the output of motor is connected with the input of wind-up roll.

Optionally, one end of the clamp is stuck with an antiskid plate.

Optionally, the bottom end of the fixed pulley B is provided with a cargo hook connected with a soft steel rope, the soft steel rope is wound on the surface of the movable pulley a, and the soft steel rope a passes through the surface of the movable pulley a and then passes through the fixed pulley B.

Optionally, one end of the soft steel rope is connected with the winding roller.

The utility model has the advantages as follows:

1. the embodiment of the utility model provides a lifting device for distribution network overhead line, the starter motor, the output of motor is connected with the input of wind-up roll, motor rotation control wind-up roll rotates, the wind-up roll receive and releases soft steel cable, soft steel cable shrink control provides the required traction force of fixed pulley A, fixed pulley A's traction force promotes movable pulley A and movable pulley B to this improves the heavy object of required promotion, the assembly pulley is mutually supported and has been saved the power that promotes heavy object two-thirds, this structure is comparatively laborsaving.

2, press the balancing weight, balancing weight one end welding connecting rod A, the balancing weight moves down because of the effect of pressure, the balancing weight moves down and drives connecting rod A swing, hinge swing joint connecting rod B is passed through to connecting rod A one end, connecting rod A swing control connecting rod B swing, connecting rod B one end welding jig, connecting rod B swing control anchor clamps lift, revolving stage top erection bracing post, the inboard installation pivot of support column, rotatory support column adjustment hoisting device to required angle, will press the pressure cancellation on the balancing weight, the balancing weight moves up because of the effect of non-pressure, the balancing weight rebound drives connecting rod A swing, connecting rod A one end is passed through hinge swing joint connecting rod B, connecting rod A swing control connecting rod B swing, connecting rod B one end welding jig, connecting rod B swing control anchor clamps press from both sides tight support column, prevent its rotation.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram of a hoisting tool for an overhead line of a power distribution network according to an embodiment of the present invention;

fig. 2 is the utility model discloses a hoisting tool's for distribution network overhead line local enlarged structure sketch map.

In the figure: 1. a rotating table; 2. a support pillar; 3. a rotating shaft; 4. a support plate; 5. an expansion bolt; 6. a support frame; 7. a fixed pulley A; 8. a fixed pulley B; 9. a movable pulley A; 10. a movable pulley B; 11; a soft steel rope; 12; a carrying hook; 13. a motor; 14, a wind-up roll; 15; a counterweight base; 16. a lead block base; 17. a base A; 18. a balancing weight; 19. a connecting rod A; 20. a connecting rod B; 21. a clamp; 22. a base B; 23. an antiskid plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A hoisting tool for an overhead line of a power distribution network according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 2.

Referring to fig. 1-2, a lifting tool for an overhead line of a power distribution network provided in an embodiment of the present invention includes a rotating platform 1, a supporting column 2 is installed on a top end of the rotating platform 1, a rotating shaft 3 is embedded in the supporting column 2, a supporting plate 4 is connected to one side of the supporting column 2 in an interference manner, a lead block base 16 is installed on one side of the rotating platform 1, a base a17 is welded to a top end of the lead block base 16, a connecting rod a19 is installed on a top end of the base a17, a balancing weight 18 is welded to one end of the connecting rod a19, a connecting rod B20 is installed at one end of the connecting rod a19 and movably connected to the connecting rod by a hinge, a clamp 21 is installed at one end of the connecting rod B20, a base B22 is installed at a bottom end of the clamp 21, a fixed pulley a7 is installed at a bottom end of the supporting plate 4, a fixed pulley B8 is installed below the, and a movable pulley B10 is arranged below the movable pulley A9.

Referring to fig. 1, an expansion bolt 5 is nested in the support plate 4, one end of the expansion bolt 5 is connected with a fixed pulley a7, and the expansion bolt 5 fixes the lifting device on the support plate, so that the stability of the lifting device is improved.

Referring to fig. 1, 1 one end installation counter weight base 15 of revolving stage, counter weight base 15 top installation motor 13 just passes through bolt fixed connection, the output of motor 13 is connected with the input of wind-up roll 14, mutually supports between motor 13 and the wind-up roll 14, makes hoisting device more laborsaving.

Referring to fig. 1, one end of the clamp 21 is adhered with a skid-proof plate 23, and the skid-proof plate 23 is positioned between the support column 2 and the clamp 21, so that the clamping device is more stable and the rotating device is prevented from deviating.

Referring to fig. 2, the object-carrying hook 12 at the bottom end of the fixed pulley B8 is connected to the soft steel rope 11, the soft steel rope 11 is wound around the surface of the movable pulley a9, the soft steel rope a9 passes through the surface of the movable pulley a9 and then passes through the fixed pulley B8, and the pulley block and the soft steel rope 11 are matched with each other, so that labor is saved during lifting.

Referring to fig. 1, one end of the soft steel rope 11 is connected to a winding roller 14, and the winding roller 14 winds the soft steel rope for secondary use.

The utility model relates to a c, press balancing weight 18, balancing weight 18 one end welding connecting rod A19, balancing weight 18 moves down because of the effect of pressure, balancing weight 18 moves down and drives connecting rod A19 swing, connecting rod A19 one end is through hinge swing joint connecting rod B20, connecting rod A19 swing control connecting rod B20 swing, connecting rod B20 one end welding jig 21, connecting rod B20 swing control jig 21 lifts up, revolving stage 1 top installation support column 2, inboard installation pivot 3 of support column 2, rotary support column 2 adjusts hoisting device to required angle, will press pressure on balancing weight 18 to cancel, balancing weight 18 moves up because of the effect of non-pressure, balancing weight 18 moves up and drives connecting rod A19 swing, connecting rod A19 one end is through hinge swing joint connecting rod B20, connecting rod A19 swing control connecting rod B20 swing, connecting rod B20 one end welding jig 21, connecting rod B20 swing control jig 21 presss from both sides tight support column 2, the rope winding device is prevented from rotating, after the angle is adjusted, the motor 13 is started, the output end of the motor 13 is connected with the input end of the winding roller 14, the motor 13 rotates to control the winding roller 14 to rotate, the winding roller 14 winds and releases the soft steel rope 11, the soft steel rope 11 is controlled to contract to provide traction force required by the fixed pulley A7, and the traction force of the fixed pulley A7 lifts the movable pulley A9 and the movable pulley B10, so that a heavy object required to be lifted is improved.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (6)

1. The utility model provides a distribution network lifting device for overhead line, includes revolving stage (1), its characterized in that, revolving stage (1) top installation support column (2), support column (2) inside nested installation pivot (3), support column (2) one side interference connection backup pad (4), revolving stage (1) side-mounting lead block base (16), lead block base (16) top welding base A (17), base A (17) top installation connecting rod A (19), connecting rod A (19) one end welding balancing weight (18), connecting rod A (19) one end installation connecting rod B (20) and through hinge swing joint, connecting rod B (20) one end sectional fixture (21), anchor clamps (21) bottom sectional fixture B (22), fixed pulley A (7) is installed to backup pad (4) bottom, fixed pulley A (7) below installation fixed pulley B (8), the bottom end of the fixed pulley B is welded with a carrying hook (12), a movable pulley A (9) is installed below the carrying hook (12), and a movable pulley B (10) is installed below the movable pulley A (9).

2. The hoisting tool for the overhead line of the power distribution network according to claim 1, wherein an expansion bolt (5) is nested in the support plate (4), and one end of the expansion bolt (5) is connected with a fixed pulley A (7).

3. The hoisting tool for the overhead line of the power distribution network according to claim 1, wherein a counterweight base (15) is installed at one end of the rotating platform (1), a motor (13) is installed at the top end of the counterweight base (15) and is fixedly connected with the counterweight base through a bolt, and the output end of the motor (13) is connected with the input end of the winding roller (14).

4. The hoisting tool for the overhead line of the power distribution network as recited in claim 1, wherein one end of the clamp (21) is adhered with a connection anti-skid plate (23).

5. The hoisting tool for the overhead line of the power distribution network according to claim 1, wherein the object-carrying hook (12) at the bottom end of the fixed pulley B (8) is connected with a soft steel rope (11), the soft steel rope (11) is wound on the surface of the movable pulley A (9), and the soft steel rope (11) passes through the surface of the movable pulley A (9) and then passes through the fixed pulley B (8).

6. A hoisting tool for overhead lines of an electric distribution network as claimed in claim 5, characterized in that one end of the soft steel rope (11) is connected to the take-up roll (14).

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