CN217388056U - Cable laying draw gear - Google Patents

Abstract

The utility model relates to the technical field of cable laying, and provides a cable laying traction device, wherein the cable is not easy to wear, the traction device comprises a traction device body and a plurality of auxiliary devices, each auxiliary device comprises a moving frame, a plurality of universal wheels with self-locking structures are installed at the bottom end of the moving frame, the top end of the moving frame is connected with a support ring through a plurality of fixed rods, the top end of the support ring is rotatably connected with a plurality of balls, the bottom end of the support ring is connected with a movable block through a reset spring, the top end of the movable block is connected with a pressing plate through a support rod, a sliding hole matched with the support rod is arranged on the support ring, the left end and the right end of the support ring are both fixedly connected with a fixed frame, the fixed frame is connected with a lever mechanism, and the lever mechanism is connected with the movable block, and the lever mechanism is connected with a limiting rod, and the front end and the rear end of the support ring are fixedly connected with a limiting ring matched with the limiting rod.

Description

Cable laying draw gear

Technical Field

The utility model relates to a cable laying technical field, concretely relates to cable laying draw gear.

Background

As is well known, the cable laying refers to a process of laying and installing a cable along an investigated route to form a cable line, and a traction device is required to be used to pull the cable during the laying process.

Through retrieval, china, on 22.10.2021, discloses a cable laying traction device for cable laying with patent publication No. CN214455740U, which is roughly described as being capable of pulling a cable by arranging a first concave frame, a traction roller and a second servo motor, being capable of moving the first concave frame left and right by arranging the first servo motor, a screw, a sleeve and a drive plate, so that the traction roller uniformly winds the cable, being capable of guiding the cable by arranging the second concave frame, a cylinder, a sliding plate, a buffer ball, a movable column, a first guide wheel and a second guide wheel, and effectively reducing the labor difficulty of workers when the cable laying traction device is used by arranging the above structure.

Although the prior art scheme is convenient to use, the cable can rub the ground or other contact surfaces during the process of pulling the cable, so that the surface of the cable can be damaged, or the cable needs to be lifted manually, and the construction difficulty is high.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a cable laying draw gear to the problem that the cable produced wearing and tearing easily among the prior art cable traction process that provides in the solution background art.

(II) technical scheme

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a cable laying draw gear, includes the draw gear body, still includes a plurality of auxiliary device, auxiliary device is including removing the frame, remove the bottom of frame and install a plurality of universal wheels of taking self-locking structure, the top of removing the frame is connected with the support ring through a plurality of dead levers, the top of support ring is rotated and is connected with a plurality of balls, the bottom of support ring is connected with the movable block through reset spring, the top of movable block is connected with the clamp plate through the bracing piece, set up the slide opening that matches with the bracing piece on the support ring, the equal fixedly connected with mount of left end and the right-hand member of support ring, the mount is connected with lever mechanism, lever mechanism and movable block are connected to lever mechanism is connected with the gag lever post, the equal fixedly connected with in front end and the rear end of support ring and the gag lever post matching's spacing ring.

Preferably, the lever mechanism comprises a rotary seat, the rotary seat is connected with the fixing frame in a rotating mode, a lever is fixedly connected with the rotary seat, a first sliding ring and a second sliding ring are connected to the lever in a sliding mode, the first sliding ring is connected with the moving block in a rotating mode, a top block is fixedly connected to the bottom end of the limiting rod, and the second sliding ring is connected with the top block in a rotating mode.

Furthermore, a pressing groove matched with the pressing plate is formed in the support ring.

Still further, the inside of spacing ring rotates and is connected with a plurality of and changes the pearl, it contacts with the gag lever post to change the pearl.

As a further scheme of the scheme, the top end of the limiting rod is fixedly connected with a limiting plate.

As a further proposal of the proposal, the top end of the movable frame is connected with two arc plates through a plurality of supporting springs.

On the basis of the scheme, one end of the arc plate, which is far away from the support ring, is fixedly connected with a sliding plate.

On the basis of the scheme, a telescopic rod is connected between the arc plate and the movable frame.

(III) advantageous effects

Compared with the prior art, the utility model provides a cable laying draw gear possesses following beneficial effect:

the utility model discloses in, pull the cable through the draw gear body, the cable is placed on the top of a plurality of support rings, rotation through the universal wheel can carry out comparatively convenient removal to auxiliary device, the clamp plate is pressed down downwards to the cable, thereby drive the movable block and remove downwards, make the gag lever post rise under lever mechanism's effect, it is spacing to carry out the cable, avoid it to drop from auxiliary device's inside, rotation through the ball can reduce the friction between cable and the support ring, compare foretell prior art, this scheme has reduced the friction between cable and the ground, be difficult to produce wearing and tearing.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of a portion A of the present invention shown in FIG. 1;

fig. 3 is a schematic view of a partially cut-away three-dimensional structure of the ball, the moving block, the support rod, the pressing plate, etc. of the present invention;

fig. 4 is a schematic diagram of a partial enlarged structure at B in fig. 3 according to the present invention.

In the figure: 1. a draft gear body; 2. a movable frame; 3. a universal wheel; 4. a support ring; 5. a ball bearing; 6. a moving block; 7. a support bar; 8. pressing a plate; 9. a fixed mount; 10. a limiting rod; 11. a limiting ring; 12. rotating a base; 13. a lever; 14. a first slip ring; 15. a second slip ring; 16. a top block; 17. rotating the beads; 18. a limiting plate; 19. an arc plate; 20. a slide plate; 21. a telescopic rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, 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 work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, a cable laying traction device comprises a traction device body 1 and a plurality of auxiliary devices, wherein each auxiliary device comprises a movable frame 2, a plurality of universal wheels 3 with self-locking structures are mounted at the bottom end of the movable frame 2, the auxiliary devices can be conveniently moved by the rotation of the universal wheels 3, the positions and the distances between the corresponding auxiliary devices and the traction device body 1 and between the corresponding auxiliary devices are adjusted, cables are better supported, the positions of the auxiliary devices can be fixed by locking the universal wheels 3, so that the routes of the cables are limited, the top end of the movable frame 2 is connected with a support ring 4 through a plurality of fixed rods, the top end of the support ring 4 is rotatably connected with a plurality of balls 5, the bottom end of the support ring 4 is connected with a movable block 6 through a return spring, and in an idle state, the return spring drives the movable block 6 to be at the top, the top end of the moving block 6 is connected with a pressing plate 8 through a supporting rod 7, a sliding hole matched with the supporting rod 7 is arranged on the supporting ring 4, a pressing groove matched with the pressing plate 8 is arranged on the supporting ring 4, the cable is placed at the top end of the supporting ring 4, the pressing plate 8 can be pressed into the pressing groove to enable the cable to be in contact with the supporting ring 4, thereby driving the moving block 6 to move downwards, the left end and the right end of the support ring 4 are both fixedly connected with a fixed frame 9, the fixed frame 9 is connected with a lever mechanism, the lever mechanism is connected with the moving block 6, the lever mechanism is connected with a limiting rod 10, the front end and the rear end of the supporting ring 4 are both fixedly connected with a limiting ring 11 matched with the limiting rod 10, a plurality of rotating balls 17 are rotatably connected inside the limiting ring 11, the rotating balls 17 are contacted with the limiting rod 10, the friction between the stopper rod 10 and the stopper ring 11 can be reduced by the rotation of the balls 5, thereby reducing the resistance when the stopper rod 10 moves.

It should be further noted that the top end of the limiting rod 10 is fixedly connected with a limiting plate 18 for limiting the limiting rod 10 and preventing the limiting rod 10 from falling off from the inside of the limiting ring 11, the lever mechanism includes a rotary seat 12, the rotary seat 12 is rotatably connected with the fixing frame 9, the rotary seat 12 is fixedly connected with a lever 13, the lever 13 is slidably connected with a first sliding ring 14 and a second sliding ring 15, the first sliding ring 14 is rotatably connected with a movable block 6, the bottom end of the limiting rod 10 is fixedly connected with a top block 16, the second sliding ring 15 is rotatably connected with the top block 16, the movable block 6 drives the first sliding ring 14 to move downwards and drives the lever 13 to rotate, so as to drive the second sliding ring 15 and the limiting rod 10 to move upwards, the limiting rod 10 limits the cable and prevent the cable from falling off from the inside of the supporting ring 4, the top end of the movable frame 2 is connected with two arc plates 19 through a plurality of supporting springs, and the arc plates 19 can assist in supporting the cable, further guarantee the stability of cable, reduce the friction of cable simultaneously, elasticity through supporting spring can cushion protection to arc board 19 and cable, arc board 19 with remove and be connected with telescopic link 21 between the frame 2, telescopic link 21 is common slide bar sliding fit structure on the market, can carry out spacingly to arc board 19 when realizing that arc board 19 removes through telescopic link 21 flexible, guarantee its stability, support ring 4's one end fixedly connected with slide 20 is kept away from to arc board 19, avoid cable and arc board 19's edge to produce wearing and tearing, further protect the cable.

In summary, when the cable laying traction device is used, firstly, the cable laying traction device is placed at a place required to be used, the initial auxiliary device is in an idle state, the moving block 6 and the pressing plate 8 are at the highest position and the limiting rod 10 is at the lowest position under the action of the return spring, the auxiliary device is moved to a proper place to lock the universal wheels 3, so that the arrangement of a plurality of auxiliary devices is suitable for the laying of cables, then an operator places the cables inside the supporting ring 4, the cables press the pressing plate 8 downwards under the action of gravity to drive the moving block 6 and the first sliding ring 14 to move downwards, so that the lever 13 rotates around the rotating seat 12, the second sliding ring 15 ascends to drive the jacking block 16 and the limiting rod 10 to ascend, the limiting rod 10 shields the front end and the rear end of the supporting ring 4, so as to limit and protect the cables, the arc plate 19 and the sliding plate 20 support the cables in an auxiliary manner, then operating personnel opens draw gear body 1, and draw gear body 1 pulls the cable, and auxiliary device support the cable with spacing can, after pulling to finish, the cable drops from the inside of support ring 4, under reset spring's effect, drives movable block 6 and rises, makes gag lever post 10 descend to the original position, carries out pulling of next cable can.

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

Claims (8)

1. The cable laying traction device comprises a traction device body (1) and is characterized by further comprising a plurality of auxiliary devices, wherein each auxiliary device comprises a movable frame (2), a plurality of universal wheels (3) with self-locking structures are mounted at the bottom end of each movable frame (2), the top end of each movable frame (2) is connected with a support ring (4) through a plurality of fixed rods, a plurality of balls (5) are rotatably connected at the top end of each support ring (4), a movable block (6) is connected at the bottom end of each support ring (4) through a reset spring, a pressing plate (8) is connected at the top end of each movable block (6) through a support rod (7), sliding holes matched with the support rods (7) are formed in the support rings (4), fixing frames (9) are fixedly connected at the left end and the right end of each support ring (4), and lever mechanisms are connected to the fixing frames (9), the lever mechanism is connected with the moving block (6) and is connected with a limiting rod (10), and the front end and the rear end of the support ring (4) are fixedly connected with a limiting ring (11) matched with the limiting rod (10).

2. The cable laying traction device according to claim 1, wherein the lever mechanism comprises a rotary seat (12), the rotary seat (12) is rotatably connected with a fixed frame (9), a lever (13) is fixedly connected with the rotary seat (12), a first slip ring (14) and a second slip ring (15) are slidably connected with the lever (13), the first slip ring (14) is rotatably connected with the moving block (6), a top block (16) is fixedly connected with the bottom end of the limiting rod (10), and the second slip ring (15) is rotatably connected with the top block (16).

3. A cable laying traction apparatus according to claim 2, wherein the support ring (4) is provided with a press groove matching the press plate (8).

4. A cable laying traction apparatus according to claim 3, wherein a plurality of rotating beads (17) are rotatably connected to the inside of the stop collar (11), and the rotating beads (17) are in contact with the stop rod (10).

5. A cable laying traction device according to claim 4, wherein a limiting plate (18) is fixedly connected to the top end of the limiting rod (10).

6. A cable laying traction device according to claim 5, wherein two arc plates (19) are connected to the top end of the mobile frame (2) by means of a plurality of support springs.

7. A cable laying traction device according to claim 6, wherein a skid plate (20) is fixedly attached to the end of the arc plate (19) remote from the support ring (4).

8. A cable laying traction apparatus according to claim 7, wherein a telescopic rod (21) is connected between the arc plate (19) and the mobile frame (2).

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