CN110790178A - A cable lifter - Google Patents

Abstract

The invention discloses a cable lifting device, which comprises a box body, wherein the interior of the box body is of a cavity structure, universal wheels are arranged on the lower surface of the box body, a first support frame is fixedly connected to the upper end of the lower bottom surface of the interior of the box body, a second support frame is symmetrically and fixedly connected to the two ends of the first support frame, the second support frame is integrally connected with the inner side wall of the box body, first slide blocks are symmetrically and slidably connected to the two ends of the upper surface of the first support frame, the two first slide blocks are in reverse threaded connection with each other and are connected to the outer side surface of a screw rod, one end of the screw rod penetrates out of the box body, the inner side surface of the second support frame is in sliding connection with a second slide block, and the second slide block is fixedly connected with the first slide blocks positioned on the same side through a connecting rod, and the installation is convenient, the manufacturing cost is low, and the use universality is strong.

Description

A cable lifting device

technical field

The invention relates to the technical field of cable maintenance, in particular to a cable lifting device.

Background technique

The cable is mainly used as a carrier for power transmission. It is composed of single-strand or multi-strand wires and an insulating layer. Through the setting of the cable, the power can be transmitted from the power plant to the user unit, so as to facilitate the production and life of the user unit. There are many kinds of cables, including power cables, control cables, compensation cables, shielded cables, high temperature cables, computer cables, signal cables, coaxial cables, fire-resistant cables, marine cables, mining cables, aluminum alloy cables, etc. Wait.

At present, cables in the power transmission network have been widely used, and the maintenance of cables has become an indispensable part. The maintenance of cables requires lifting the cables from the bridge. Because the cables are relatively heavy, it is laborious to lift manually. Therefore, tools are needed to lift the cables. The cable is lifted. The current lifting method is usually through a lifting tripod or a lifting rod. The lifting tripod is prone to collapse, causing personal injury. The lifting rod supporting force surface is too small, the cable is easy to slip, and the lifting effect is poor.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to overcome the existing defects and provide a cable lifting device, which can stably lift the cable, ensure the stability of the cable after lifting, and avoid the cable slipping or the supporting frame collapsing during the maintenance process. phenomenon, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the present invention provides the following technical solutions: a cable lifting device, comprising a box body, the inside of the box body is a cavity structure, the lower surface of the box body is provided with a universal wheel, and the lower bottom inside the box body is on the upper end. A first support frame is fixedly connected, and two ends of the first support frame are symmetrically and fixedly connected with a second support frame. A slider, two first sliders are connected to each other on the outer side of the screw rod in reverse threads, and one end of the screw rod passes through the box body, and the inner side of the second support frame is slidably connected with a second slider, the second slider It is fixedly connected with the first sliding block located on the same side through a connecting rod, the other end of the outer side of the second sliding block is fixed with a push rod, and the upper end of the push rod is fixedly connected with a lifting platform.

As a preferred technical solution of the present invention, the upper surface of the first support frame is provided with a first chute, the first slider is slidably connected to the inner side of the first chute, and the inner side of the second bracket is provided with There is a second chute, and the second slider is slidably connected to the inner side of the second chute.

As a preferred technical solution of the present invention, a connecting block is provided in the middle position of the first chute, a reinforcing block is fixedly connected to the upper surface of the connecting block, and the screw rod passes through the reinforcing block.

As a preferred technical solution of the present invention, a left extension frame and a right extension frame are respectively slidably connected to the left and right ends of the lower end of the lifting platform.

As a preferred technical solution of the present invention, strip holes are respectively formed at the front and rear positions of the bottom of the lifting platform, and first push blocks are fixedly connected to the front and rear ends of the lower surface of the left extension frame. The blocks respectively pass through two corresponding strip holes, one end of the first push block is fixedly connected with a first electric push rod, and the other end of the first electric push rod is fixed at one end of a first fixing table arranged on the lower surface of the lifting table , the front and rear sections of the lower surface of the right extension frame are fixedly connected with a second push block, the two second push blocks respectively pass through two corresponding strip holes, and one end of the second push block is fixedly connected with a second electric push rod , the other end of the second electric push rod is fixed at one end of the second fixed platform arranged on the lower surface of the lifting table, one side of the box body is provided with a control switch, and the output end of the control switch is respectively connected with the first electric push rod and the The input end of the second electric push rod is electrically connected.

As a preferred technical solution of the present invention, the upper surface of the lifting platform is a concave arc surface.

As a preferred technical solution of the present invention, the upper end of the push rod is fixedly connected to the lifting table through a fixing seat arranged in the middle position of the lower surface of the lifting table.

As a preferred technical solution of the present invention, the lower surface of the box body is fixedly connected with a connecting column, the lower end of the connecting column is evenly distributed with three brackets, and the lower end of the bracket is provided with a universal wheel.

As a preferred technical solution of the present invention, a push rod is fixedly connected to the left side of the box body, the number of push rods is two, and the two push rods are symmetrically distributed on the left side of the box body.

As a preferred technical solution of the present invention, a rocker is fixedly connected to the outer side surface of one end of the screw rod located outside the box.

Compared with the prior art, the beneficial effects of the present invention are as follows: the cable lifting device has a compact structure, a reasonable design, occupies a small space during use, can stably lift the cable, ensures the stability of the cable after lifting, and is controlled by setting a screw. The opposite or opposite movement of the two first sliders drives the second slider to slide up and down on the second support frame through the fixed connection between the connecting rod and the second slider. At the same time, through the lifting platform connected with the second slider With the rise or fall of the second slider, the cable will be lifted, the device is not easy to collapse, the support area of the lifting table is large, and the cable will not slip, and the installation is convenient, the production cost is low, and the use is strong.

Description of drawings

Fig. 1 is the structural representation of the present invention;

Fig. 2 is the structural representation of the present invention to remove the box;

Fig. 3 is the front view of the present invention to remove the box;

FIG. 4 is a bottom view of the box body of the present invention.

In the figure: 1 box, 2 connecting column, 3 bracket, 4 universal wheel, 5 push rod, 6 first support frame, 7 second support frame, 8 first slider, 9 first chute, 10 connecting block , 11 Reinforcing block, 12 Connecting rod, 13 Second slider, 14 Second chute, 15 Push rod, 16 Fixed seat, 17 Lifting table, 18 Right extension frame, 19 Bar hole, 20 First push block, 21 The first electric push rod, 22 the first fixed platform, 23 the second push block, 24 the second electric push rod, 25 the second fixed platform, 26 the left extension frame, 27 the control switch, 28 the screw rod, 29 the rocker.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments (for For convenience of description and understanding, hereinafter, the upper side of FIG. 3 is the upper side, the left side of FIG. 3 is the left side, and the front side of FIG. 3 is the front side for description). Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

1-4, the present invention provides a technical solution: a cable lifting device, comprising a box body 1, a push rod 5 is fixedly connected to the left side of the box body 1, and the number of push rods 5 is two, two The push rods 5 are symmetrically distributed in the front and rear on the left side of the box body 1. The push rods 5 are arranged to facilitate the movement of the device. The box body 1 has a cavity structure inside. The lower surface of the box body 1 is provided with a universal wheel 4, so The lower surface of the box body 1 is fixedly connected with a connecting column 2, the lower end of the connecting column 2 is evenly distributed with three brackets 3, and the lower end of the bracket 3 is provided with a universal wheel 4. The movement of the device is convenient for locking at the same time. A first support frame 6 is fixedly connected to the upper end of the lower bottom inside the box body 1, and a second support frame 7 is symmetrically and fixedly connected to both ends of the first support frame 6. The second support frame 7 and The inner side walls of the box body 1 are integrally connected, the upper surface of the first support frame 6 is symmetrically connected to both ends in sliding connection with the first slider 8, the upper surface of the first support frame 6 is provided with a first chute 9, and the first slider 8 slides Connected to the inner side of the first chute 9, the inner side of the second bracket 7 is provided with a second chute 14, the second slider 13 is slidably connected to the inner side of the second chute 14, the first slider 8 and the A sliding groove 14 and the cooperation between the second sliding block 13 and the second sliding groove 14 make the sliding process more stable. One end of the screw rod 28 goes out of the box body 1, and the outer side of one end of the screw 28 located outside the box body 1 is fixedly connected with a rocker 29. The rocker 29 is arranged to facilitate the control of the rotation of the screw rod 28 and improve the convenience of use. The middle position of the first chute 9 A connecting block 10 is provided, the upper surface of the connecting block 10 is fixedly connected with a reinforcing block 11, the screw rod 28 passes through the reinforcing block 11, and the setting of the reinforcing block 11 supports the screw rod 28 to ensure the stability of the rotation of the screw rod 28. The second support frame The inner side of the second sliding block 13 is slidably connected with a second sliding block 13, the second sliding block 13 and the first sliding block 8 located on the same side are fixedly connected through the connecting rod 12, and the other end of the outer side of the second sliding block 13 is fixed with a The push rod 15, the upper end of the push rod 15 is fixedly connected with the lifting table 17, the upper end of the push rod 15 is fixedly connected with the lifting table 17 through the fixing seat 16 arranged in the middle position of the lower surface of the lifting table 17, and the upper surface of the lifting table 17 is fixedly connected. It is a concave arc-shaped surface, and the upper surface of the lifting table 17 is set as a concave arc-shaped surface, which is convenient for placing the cables inside, so that it is not easy to slip off. The setting of the frame 18, the left extension frame 26 and the right extension frame 18 is convenient for placing the cables on both sides against the upper surfaces of the left extension frame 26 and the right extension frame 18, which makes maintenance more convenient. The positions are respectively provided with strip holes 19. The front and rear ends of the lower surface of the left extension frame 26 are fixedly connected with first push blocks 20. The two first push blocks 20 pass through the two corresponding strip holes 19 respectively. One end of the push block 20 is fixedly connected with the first electric push rod 21 , and the other end of the first electric push rod 21 is fixed at one end of the first fixing table 22 arranged on the lower surface of the lifting table 17 . The front and rear sections of the lower surface are fixedly connected with a second push block 23, the two second push blocks 23 respectively pass through the two corresponding strip holes 19, and one end of the second push block 23 is fixedly connected with a second electric push rod 24 , the other end of the second electric push rod 24 is fixed on one end of the second fixed platform 25 arranged on the lower surface of the lifting platform 17, and a control switch 27 is provided on one side of the box body 1, and the output ends of the control switch 27 are respectively connected with the first The input ends of the electric push rod 21 and the second electric push rod 24 are electrically connected, and the extension and retraction of the left extension frame 26 and the right extension frame 18 can be easily controlled by setting the first electric push rod 21 and the second electric push rod 24 , The cable lifting device is compact in structure, reasonable in design, takes up less space when used, can stably lift the cable, and ensures the stability of the cable after lifting, and the device is easy to install, low in production cost, and strong in use.

When in use: Take the lifting as an example, the lifting table 17 is initially located in the box 1, the cable to be repaired is placed in the concave arc surface of the lifting table 17, and the first electric push rod 21 is respectively activated by pressing the control switch 27. and the second electric push rod 24, so that the first electric push rod 21 and the second electric push rod 24 push out the left extension frame 26 and the right extension frame 18, respectively, to support the cables on both sides of the lifting table 17, and then rotate The rocker 29 and the rotation of the screw 28 make the two first sliders 8 move in opposite directions, and push the second slider 13 to move up along the second support frame 7 through the connecting rod 12 , and the second slider 13 passes through the push rod 15 . The lifting table 17 is pushed up.

The present invention is compact in structure, reasonable in design, takes up less space when used, can stably lift the cable, ensures the stability of the cable after it is lifted, and improves the convenience of use; , making the displacement process more stable and further improving the stability of use.

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

Claims (10)

1. The utility model provides a cable lifting device, includes box (1), and box (1) is inside to be the cavity structure, and the lower surface of box (1) is equipped with universal wheel (4), its characterized in that: the utility model discloses a box, box (1) inside lower bottom surface upper end fixedly connected with first support frame (6), the both ends symmetry fixedly connected with second support frame (7) of first support frame (6), second support frame (7) and box (1) inside wall an organic whole are connected, the upper surface both ends symmetry sliding connection of first support frame (6) has first slider (8), box (1) is worn out to the lateral surface of screw rod (28) and the one end of screw rod (28) for each other reverse threaded connection for two first slider (8), the equal sliding connection of medial surface of second support frame (7) has second slider (13), pass through connecting rod (12) fixed connection between second slider (13) and the first slider (8) that lie in the same side, the lateral surface other end of second slider (13) is fixed with push rod (15), the upper end fixedly connected with of push rod (15) promotes platform (17).

2. A cable lifting device according to claim 1, characterised in that: the upper surface of the first support frame (6) is provided with a first sliding groove (9), the first sliding block (8) is connected to the inner side surface of the first sliding groove (9) in a sliding mode, the inner side surface of the second support frame (7) is provided with a second sliding groove (14), and the second sliding block (13) is connected to the inner side surface of the second sliding groove (14) in a sliding mode.

3. A cable lifting device according to claim 2, characterised in that: the middle position of first spout (9) is equipped with connecting block (10), and the last fixed surface of connecting block (10) is connected with boss (11), boss (11) are passed in screw rod (28).

4. A cable lifting device according to claim 1, characterised in that: the left end and the right end of the inner part of the lower end of the lifting platform (17) are respectively connected with a left extension frame (26) and a right extension frame (18) in a sliding mode.

5. A cable lifting device according to claim 4, characterised in that: the front and rear positions of the bottom surface of the lifting platform (17) are respectively provided with a strip-shaped hole (19), the front and rear ends of the lower surface of the left extension frame (26) are fixedly connected with first push blocks (20), the two first push blocks (20) respectively penetrate through two corresponding strip-shaped holes (19), one end of each first push block (20) is fixedly connected with a first electric push rod (21), the other end of each first electric push rod (21) is fixed at one end of a first fixed platform (22) arranged on the lower surface of the lifting platform (17), the front and rear sections of the lower surface of the right extension frame (18) are respectively fixedly connected with second push blocks (23), the two second push blocks (23) respectively penetrate through two corresponding strip-shaped holes (19), one end of each second push block (23) is fixedly connected with a second electric push rod (24), the other end of each second electric push rod (24) is fixed at one end of a second fixed platform (25) arranged on the lower surface of the lifting platform (17), one side of the box body (1) is provided with a control switch (27), and the output end of the control switch (27) is electrically connected with the input ends of the first electric push rod (21) and the second electric push rod (24) respectively.

6. A cable lifting device according to claim 1, characterised in that: the upper surface of the lifting platform (17) is a concave arc surface.

7. A cable lifting device according to claim 1, characterised in that: the upper end of the push rod (15) is fixedly connected with the lifting platform (17) through a fixed seat (16) arranged in the middle of the lower surface of the lifting platform (17).

8. A cable lifting device according to claim 1, characterised in that: the lower surface fixedly connected with spliced pole (2) of box (1), the lower extreme equipartition of spliced pole (2) has three support (3), and the lower extreme of support (3) is equipped with universal wheel (4).

9. A cable lifting device according to claim 1, characterised in that: the left side face of box (1) fixedly connected with push rod (5), the quantity of push rod (5) is two, and two push rods (5) front and back symmetric distribution are at the left side face of box (1).

10. A cable lifting device according to claim 1, characterised in that: the outer side face of one end of the screw rod (28) positioned outside the box body (1) is fixedly connected with a rocker (29).

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