CN112607614A

CN112607614A - Deep groove cable lifting device

Info

Publication number: CN112607614A
Application number: CN202011450207.0A
Authority: CN
Inventors: 杨红涛; 张曼; 王建卓; 崔培丽; 李清清
Original assignee: Mengzhou Power Supply Co Of State Grid Henan Electric Power Co; State Grid Corp of China SGCC
Current assignee: Mengzhou Power Supply Co Of State Grid Henan Electric Power Co; State Grid Corp of China SGCC
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-04-06

Abstract

The invention discloses a deep groove cable lifting device which comprises two bases, wherein the upper ends of the bases are fixedly connected with fixed columns, lifting grooves are vertically formed in the fixed columns, lifting rods are connected in the lifting grooves in a sliding mode, the upper ends of the lifting rods penetrate through the top wall in the lifting grooves, rotating rods are rotatably connected with the inner vertical torsion of the lifting rods, the rotating rods extend into the lifting grooves and are rotatably connected with movable plates, the movable plates are connected in the lifting grooves in a sliding mode, first springs are fixedly connected between the movable plates and the inner bottom wall in the lifting grooves, rotating blocks are fixedly sleeved on the rotating rods and between the movable plates and the lifting rods, telescopic grooves are formed in the left ends and the right ends of the rotating blocks, and limiting sliding rods are connected in the telescopic grooves in a sliding mode. Has the advantages that: the cable pulling device is convenient to carry, fast to assemble and convenient to use, and the cable cannot be damaged due to stress point concentration when the cable is pulled up.

Description

Deep groove cable lifting device

Technical Field

The invention relates to the technical field of power grid maintenance equipment, in particular to a deep groove cable lifting device.

Background

People face various difficult problems in the maintenance of electric power system, the maintenance work, actual operation's unstable factor is more, the security risk is along with the shape like the shadow, if when overhauing the cable of deep groove, can be because of the influence of surrounding environment facility, lead to unable large-scale maintenance equipment to remove to the groove department of waiting to overhaul the cable, and elevating gear is the essential equipment of overhauing the deep groove cable, but the too big dismouting of elevating gear volume that nevertheless has is inconvenient, bring not little trouble for the maintenance of overhauing the workman.

To solve the above problems, we propose a deep groove cable lifting device.

Disclosure of Invention

The invention aims to solve the problems in the background art and provides a deep groove cable lifting device.

In order to achieve the purpose, the invention adopts the following technical scheme: a deep groove cable lifting device comprises two bases, wherein the upper ends of the bases are fixedly connected with fixed columns, lifting grooves are vertically formed in the fixed columns, lifting rods are connected in the lifting grooves in a sliding mode, the upper ends of the lifting rods penetrate through the top wall in the lifting grooves, vertical torsion in the lifting rods is rotatably connected with rotating rods, the rotating rods extend into the lifting grooves and are rotatably connected with movable plates, the movable plates are connected in the lifting grooves in a sliding mode, first springs are fixedly connected between the movable plates and the bottom wall in the lifting grooves, rotating blocks are fixedly connected on the rotating rods at positions between the movable plates and the lifting rods in a fixing mode, telescopic grooves are formed in the left ends and the right ends of the rotating blocks, limiting slide rods are connected in the telescopic grooves in a sliding mode, second springs are fixedly connected between the limiting slide rods and the inner walls of the telescopic grooves in a common mode, two limiting clamping grooves which are arranged at intervals, two the one end that the second spring was kept away from to spacing slide bar is inserted respectively and is established in two spacing draw-in grooves that are located the top, two fixedly connected with articulate piece is all corresponded to relative one side of lifter, set up the groove that articulates of T shape on the articulate piece, two it establishes also to hang jointly on the groove has a supporting beam, the equal fixedly connected with limiting plate in both ends about supporting beam, the limiting plate joint is in articulating the inslot.

In the deep groove cable lifting device, the upper end of the rotating rod is fixedly connected with the twisting block at the upper end of the lifting rod.

In the deep groove cable lifting device, the front inner wall and the rear inner wall of the telescopic groove are symmetrically and vertically provided with two vertical grooves, and the upper end and the lower end of each vertical groove are respectively communicated with the clockwise square limiting clamping groove to form an arc groove.

In the deep groove cable lifting device, the limiting clamping groove is deeper than the vertical groove, and the groove depth of the arc-shaped groove from the vertical groove to the limiting clamping groove is gradually increased.

In the deep groove cable lifting device, the lifting electric hoist is mounted at the center of the supporting beam, and the pulling-up end of the lifting electric hoist is fixedly connected with the arc-shaped tubular lifting hook.

In the deep groove cable lifting device, four support rods which are distributed in a rectangular shape are fixedly connected to the base, the upper ends of the support rods are fixedly connected with the fixing columns, and the lower end of the base is fixedly connected with the anti-skid pad.

Compared with the prior art, this deep groove cable elevating gear's advantage lies in:

the device is divided into the triplex before the operation is overhauld, only need carry out simple equipment with the triplex at first sometimes alright carry out the lift work of cable, and stretching out of lifter only need twist and turn round piece ninety degrees and can make the lifter pop out to assigned position and fixed, only need twist once more during the shrink turn round piece ninety degrees and press the lifter can, simple effective, make things convenient for maintainer's the comparatively constrictive place of carrying and environment to overhaul, and have the characteristics of equipment speed piece.

Drawings

Fig. 1 is a schematic structural diagram of a front side of a deep groove cable lifting device according to the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

FIG. 3 is a top perspective view of the retractable slot of the deep groove cable lifting device according to the present invention;

fig. 4 is a schematic top view of a hanging block in a deep groove cable lifting device according to the present invention.

In the figure: the lifting device comprises a base 1, a fixed column 2, a lifting groove 3, a lifting rod 4, a rotating rod 5, a twisting block 6, a movable plate 7, a first spring 8, a rotating block 9, a telescopic groove 10, a limiting slide rod 11, a second spring 12, a limiting clamping groove 13, a vertical groove 14, an arc-shaped groove 15, a hanging block 16, a hanging groove 17, a supporting beam 18, a limiting plate 19, a lifting electric hoist 20, an arc-shaped tubular lifting hook 21, a supporting rod 22 and a non-slip mat 23.

Detailed Description

The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.

Examples

Referring to fig. 1-4, a deep trench cable lifting device comprises two bases 1, wherein the upper end of each base 1 is fixedly connected with a fixed column 2, a lifting groove 3 is vertically formed in each fixed column 2, a lifting rod 4 is slidably connected in each lifting groove 3, the upper end of each lifting rod 4 penetrates through the top wall of each lifting groove 3, a rotating rod 5 is rotatably connected with vertical torsion in each lifting rod 4, the rotating rod 5 extends into each lifting groove 3 and is rotatably connected with a movable plate 7, each movable plate 7 is slidably connected in each lifting groove 3, a first spring 8 is fixedly connected between each movable plate 7 and the bottom wall of each lifting groove 3, a rotating block 9 is fixedly sleeved on each rotating rod 5 and between each movable plate 7 and each lifting rod 4, telescopic grooves 10 are formed in the left end and the right end of each rotating block 9, a limiting slide bar 11 is slidably connected in each telescopic groove 10, and a second spring 12 is fixedly connected between each, the inner walls of two sides of the lifting groove 3 are symmetrically provided with two limiting clamping grooves 13 which are arranged at an upper and a lower interval, one ends of two limiting slide bars 11 far away from the second spring 12 are respectively inserted into the two limiting clamping grooves 13 which are positioned above, the front and the rear inner walls of the lifting groove 3 are symmetrically and vertically provided with two vertical grooves 14, the upper and the lower ends of the two vertical grooves 14 are respectively communicated with an arc-shaped groove 15 between the clockwise limiting clamping grooves 13, the limiting clamping grooves 13 are deeper than the vertical grooves 14, the groove depth of the arc-shaped groove 15 from the vertical grooves 14 to the limiting clamping grooves 13 is gradually increased, so that the limiting slide bars 11 can slide in the vertical grooves 14, the arc-shaped grooves 15 and the limiting clamping grooves 13, one opposite sides of the two lifting rods 4 are respectively and fixedly connected with a hanging block 16, the hanging block 16 is provided with a T-shaped hanging groove 17, the two hanging grooves 17 are jointly hung with a supporting crossbeam 18, and the left, the limiting plate 19 is clamped in the hanging groove 17, the lifting electric hoist 20 is installed at the center of the supporting beam 18, and the pulling-up end of the lifting electric hoist 20 is fixedly connected with the arc-shaped tubular lifting hook 21, so that the cable cannot be damaged due to concentrated stress of the cable when being pulled up.

The upper end of the rotating rod 5 is fixedly connected with a twisting block 6 at the upper end of the lifting rod 4.

The fixed four bracing pieces 22 that are the rectangle and distribute that are connected with on the base 1, the upper end of bracing piece 22 all with fixed column 2 fixed connection, base 1 lower extreme fixedly connected with slipmat 23, the stability of improvement device.

When the device is used for overhauling a deep groove cable, the supporting beam 18 and the lifting rod 4 of the device are in a disassembled state, the lifting rod 4 is contracted into the lifting groove 3, the device is disassembled into three parts, the device is convenient to carry to a position with a smaller overhauling space for assembly, when the device is assembled, only two bases 1 are required to be placed at two sides of a corresponding deep groove, the twisting block 6 is twisted anticlockwise for ninety degrees, the rotating rod 5 is rotated anticlockwise for ninety degrees, the limiting slide bars 11 positioned in the two limiting clamping grooves 13 at the lower part slide to the lower end of the vertical groove 14 through the arc-shaped grooves 15 at the lower part and move upwards under the elastic force of the first spring 8, the lifting rod 4 is enabled to extend out of the lifting groove 3, the limiting slide bars 11 move to the upper end of the vertical groove 14 and are reset by clockwise rotating for ninety degrees under the effect of the twisting force, the limiting slide bars 11 slide to the limiting clamping grooves 13 at the upper part, and then the supporting beam 18 can be installed, and hang arc tubulose lifting hook 21 on waiting to overhaul the cable, pull up through lift electric hoist 20, the cable can not be concentrated and damage because of the atress in the tensile process, overhauls the back and accomplish through above-mentioned principle reverse push to can advance the device split and shrink, conveniently shifts and carries.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The deep groove cable lifting device comprises two bases (1) and is characterized in that fixed columns (2) are fixedly connected to the upper ends of the bases (1), lifting grooves (3) are vertically formed in the fixed columns (2), lifting rods (4) are slidably connected in the lifting grooves (3), the upper ends of the lifting rods (4) penetrate through the inner top wall of the lifting grooves (3) to be arranged, vertical torsion in the lifting rods (4) is rotatably connected with rotating rods (5), the lower portions of the rotating rods (5) extend into the lifting grooves (3) and are rotatably connected with movable plates (7), the movable plates (7) are slidably connected in the lifting grooves (3), first springs (8) are fixedly connected between the movable plates (7) and the inner bottom wall of the lifting grooves (3) together, and rotating blocks (9) are fixedly sleeved on the rotating rods (5) and between the movable plates (7) and the lifting rods (4), the left end and the right end of the rotating block (9) are both provided with a telescopic groove (10), the telescopic groove (10) is internally and slidably connected with a limit slide bar (11), a second spring (12) is fixedly connected between the limit slide bar (11) and the inner wall of the telescopic groove (10) together, two limit clamping grooves (13) which are arranged at an upper interval and a lower interval are symmetrically arranged on the inner walls of the two sides of the lifting groove (3), one ends of the limit slide bars (11) far away from the second spring (12) are respectively inserted into the two limit clamping grooves (13) which are arranged above, one opposite sides of the two lifting rods (4) are both correspondingly and fixedly connected with hanging blocks (16), the hanging blocks (16) are provided with T-shaped hanging grooves (17), two hanging grooves (17) are both hung with supporting cross beams (18), and limiting plates (19) are both fixedly connected with the left end and the right end of each supporting cross beam (18), the limiting plate (19) is clamped in the hanging groove (17).

2. A deep groove cable lifting device according to claim 1, characterized in that a twist block (6) is fixedly connected to the upper end of the rotation rod (5) and the upper end of the lifting rod (4).

3. The deep groove cable lifting device as claimed in claim 1, wherein two vertical grooves (14) are symmetrically and vertically formed on the front and rear inner walls of the lifting groove (3), and arc-shaped grooves (15) are respectively communicated between the upper and lower ends of the two vertical grooves (14) and the clockwise limiting clamping groove (13).

4. A deep groove cable lifting device according to claim 3, characterized in that the limiting slot (13) is deeper than the vertical slot (14), and the arc-shaped slot (15) gradually increases from the vertical slot (14) to the limiting slot (13).

5. The deep groove cable lifting device as claimed in claim 1, wherein a lifting electric hoist (20) is mounted at a central position of the supporting beam (18), and an arc-shaped tubular lifting hook (21) is fixedly connected to a pulling end of the lifting electric hoist (20).

6. The deep groove cable lifting device according to claim 1, wherein four support rods (22) are fixedly connected to the base (1), the support rods (22) are distributed in a rectangular shape, the upper ends of the support rods (22) are fixedly connected to the fixing column (2), and the lower end of the base (1) is fixedly connected to the non-slip mat (23).