CN216121550U

CN216121550U - Cable overhauls uses turn-buckle

Info

Publication number: CN216121550U
Application number: CN202122493176.3U
Authority: CN
Inventors: 张洋
Original assignee: Tianjin Aosai Electromechanical Equipment Engineering Co ltd
Current assignee: Tianjin Aosai Electromechanical Equipment Engineering Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-03-22
Anticipated expiration: 2031-10-18

Abstract

The utility model provides a wire grip for cable maintenance, which comprises a wire clamping binding clip, a positioning hook and a wire winder, wherein the wire clamping binding clip and the positioning hook are respectively positioned at the left side and the right side of the wire winder; jaw, lower jaw, clamp plate and trailing arm on the tong head, go up the jaw and can move under the trailing arm effect and realize pressing from both sides tightly and unclamping the cable, the tip of trailing arm is movable in the pull groove on the clamp plate, is provided with the adjusting part who is used for adjusting the pull arm at pull groove home range on the clamp plate to guarantee that the tong head adapts to the cable of different specifications.

Description

Cable overhauls uses turn-buckle

Technical Field

The utility model relates to electric power overhaul auxiliary equipment, in particular to a wire tightener for cable overhaul.

Background

The wire grip is used for tightening the cable when the overhead line is laid, constructed or overhauled, when in use, the steel wire rope or galvanized iron of the wire grip is loosened and fixed on the cross arm, the cable is clamped by the wire grip, then the special spanner is pulled, and due to the anti-reversion function of the pawl, the steel wire rope or galvanized iron is gradually wound on the ratchet wheel roller, so that the cable is tightened, the tightened cable is fixed on the insulator, and then the wire grip head is loosened.

The turn-buckle includes pincerlike turn-buckle and beak shape turn-buckle, wherein the contact surface of keeping silent with the cable of pincerlike turn-buckle is less, easy to damage cable insulation sheath or prick the sinle silk when tightening force is great, the beak turn-buckle comprises wire clamping binding clip, the location hook, tightening gear and handle etc. wire clamping clip is great with the area of contact of wire, have the big beak of pulling force and bite the characteristics that the line is tighter more, because the cross-sectional specification of cable is different, at the last process of turn-buckle, still probably there is the possibility of bite cable, the manual turn-buckle of special spanner of general adoption of turn-buckle simultaneously, danger coefficient is high under the high altitude effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a wire grip for cable maintenance, which is convenient to operate and high in safety degree, aiming at overcoming the defects in the prior art and is used for solving the technical problems in the background technology.

In order to achieve the purpose, the utility model provides a wire grip for cable maintenance, which comprises a wire clamping binding clip, a positioning hook and a wire winder, wherein the wire clamping binding clip and the positioning hook are respectively positioned at the left side and the right side of the wire winder; the wire clamping binding clip includes clamp plate, last jaw and jaw down, goes up jaw and jaw down parallel arrangement, the jaw down is fixed on the clamp plate, and upward jaw one end slides in the guide way of the below slope in the right side that the clamp plate set up, and the other end is articulated with the trailing arm, the trailing arm includes two mutual articulated connecting rods, the one end that the trailing arm is connected with the upper jaw is articulated with the jaw down, and the other end slides through the pull groove that the slide bar set up on the clamp plate, pull groove and jaw down are parallel, and the one end that the jaw was kept away from to the pull groove is provided with adjusting part, adjusting part include can be at the inslot gliding regulating block of pull and with regulating block fixed connection's screw rod, the clamp plate is worn out from the extending direction of pull groove to the screw rod, screw rod and clamp plate threaded connection.

Specifically, the upper portion of the traction groove on the clamping plate is provided with scales, and one side of the adjusting block facing the scales is provided with a sharp corner.

Specifically, the spooler includes fixed baseplate and rotates the drum of being connected with the fixed baseplate lateral wall, the rotation of drum is realized through fixing the worm gear subassembly on fixed baseplate.

The wire tightener for cable maintenance comprises a wire tightening rod, a wire coil is arranged on the fixing base, the wire tightening rod is parallel to the wire coil, one end of the wire tightening rod is fixed to the wire tightening rod, the other end of the wire tightening rod bypasses the auxiliary pulley and is fixed to the wire coil, the auxiliary pulley is installed on a pulley seat, and a positioning hook is rotatably connected to the right side of the pulley seat.

A cable that obtains through above-mentioned technical scheme overhauls uses turn-buckle, its beneficial effect is:

1. the sliding range of the traction arm in the traction groove can be adjusted according to the section specification of the cable, so that the tension is kept in a force range which can clamp the cable and does not damage the cable.

2. The worm and gear assembly is adopted to realize rotation and self-locking of the wire coil, and the safety of high-altitude operation is improved.

Drawings

Fig. 1 is a schematic structural view of a cable tensioner for cable maintenance according to the present invention.

Fig. 2 is an enlarged view at a in fig. 1.

FIG. 3 is a top view of the take-up reel, auxiliary pulley and positioning hook.

FIG. 4 is a cross-sectional view of the take-up reel, auxiliary pulley and positioning hook.

In the figure, a wire clamping tong head 1; a clamp plate 11; a traction groove 11 a; a guide groove 11 b; an upper jaw plate 12; a lower jaw plate 13; a trailing arm 14; a slide bar 15; an adjustment assembly 16; an adjusting block 16 a; a screw 16 b; a scale 17; an auxiliary pulley 2; a positioning hook 3; a wire rewinding device 4; a fixed base 41; a wire coil 42; a worm gear assembly 43; a worm 43 a; a worm wheel 43 b; a take-up motor 43 c; a take-up lever 44; a pulley seat 5; a tight cord 6; a loop 7 for tightening wire; and a connecting plate 8.

Detailed Description

The utility model is further illustrated by the following figures. All other embodiments that can be obtained by a person skilled in the art based on the embodiments of the present invention without any creative effort belong to the protection scope of the present invention.

This embodiment provides a cable overhauls and uses turn-buckle, including binding clip 1, supplementary pulley 2, location hook 3 and spooler 4, binding clip 1 and location hook 3 are located 4 left and right sides of spooler respectively, binding clip 1 is through tightwire ring 7 and 4 swing joint of spooler, and supplementary pulley 2 is located between location hook 3 and the spooler 4 and is connected with spooler 4 through tightwire rope 6 (wire rope or galvanized iron wire).

As shown in fig. 1, the wire clamping head 1 comprises a clamping plate 11, an upper jaw plate 12 and a lower jaw plate 13, the upper jaw plate 12 and the lower jaw plate 13 are arranged in parallel, the lower jaw plate 13 is fixed on the clamping plate 11 through bolts, one end of the upper jaw plate 12 slides in a guide groove 11b which is arranged on the clamping plate 11 and is inclined towards the lower right, the other end is hinged with a traction arm 14, the traction arm 14 comprises two connecting rods which are hinged with each other, one end of the traction arm 14 connected with the upper jaw plate 12 is hinged with the lower jaw plate 13, the other end slides in a traction groove 11a which is arranged on the clamping plate 11 through a sliding rod, the traction groove 11a is parallel with the upper jaw plate 12, one end of the traction groove 11a far away from the upper jaw plate 12 is provided with an adjusting assembly 16, the adjusting assembly 16 comprises an adjusting block 16a which can slide in the traction groove 11a and a screw 16b which is fixedly connected with the adjusting block 16a, the screw 16b passes through the clamping plate 11 from the extension direction of the traction groove 11a, the screw 16b is in threaded connection with the clamp plate 11.

As shown in fig. 2, a scale 17 is further arranged above the traction groove 11a on the clamp 11, and correspondingly, a sharp corner is arranged on one surface of the adjusting block 16a facing the scale 17, so as to realize accurate adjustment of the length of the traction groove 11 a.

As shown in fig. 1 and 3, one end of the wire tightening ring 7 is sleeved on the sliding rod, the other end of the wire tightening ring is connected with the wire winding device 4 through a U-shaped connecting plate 8, the wire winding device 4 comprises a U-shaped fixing base 41 with an opening toward one side of the positioning hook 3 and a wire coil 42 which is located inside the fixing base 41 and is rotatably connected with the side wall of the fixing base 41, the rotation of the wire coil 42 is realized through a worm wheel 43b and worm 43a assembly 43, specifically, the worm wheel 43b is fixed at one end of the wire coil 42 penetrating through the fixing base 41, the worm 43a is vertically fixed on the outer wall of the fixing base 41 and is meshed with the worm wheel 43b, and the rotation of the worm 43a is realized through a wire winding motor 43 c.

As shown in fig. 4, the wire rewinding device 4 further includes a wire rewinding rod 44 for fixing the tightening wire 6, the wire rewinding rod 44 is located at the lower right of the fixing base 41 and penetrates through two side walls of the fixing base 41, the wire rewinding rod 44 is parallel to the wire coil 42, one end of the tightening wire 6 is fixed on the wire rewinding rod 44, the other end of the tightening wire 6 bypasses the auxiliary pulley 2 and is fixed on the wire coil 42, the auxiliary pulley 2 is installed on a U-shaped pulley seat 5 which is opened towards the direction of the wire rewinding device 4, and the right side of the pulley seat 5 is rotatably connected with a positioning hook 3, so that the angle of the auxiliary pulley 2 can be flexibly adjusted, and the auxiliary pulley 2 is always in a vertical state.

As another embodiment of the present invention, the tight cord 6 may be directly connected to the positioning hook 3.

When the cable clamping device is used, firstly, the screw rod 16b is rotated according to the section specification of a cable to adjust the position of the adjusting block 16a in the traction groove 11a, so that when the sliding rod on the traction arm 14 is abutted to the adjusting block 16a, the clamping force borne by the cable can prevent the cable from being separated from the cable clamping binding clip 1 and can also prevent the cable from being bitten by the cable clamping binding clip 1; after the positioning hook 3 hooks the overhead line support or the cross arm, the upper jaw plate 12 and the lower jaw plate 13 of the wire clamping binding clip 1 clamp the cable, the wire take-up motor 43c is started, the worm 43a drives the worm wheel 43b and the wire coil 42 to rotate, the stringing rope 6 is gradually wound on the wire coil 42, the cable is gradually tightened, the tightened wire is fixed on the insulator, the cable is smoothly tightened, and the safety of overhead operation is improved.

The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.

Claims

1. A wire grip for cable maintenance comprises a wire clamping binding clip, a positioning hook and a wire winder, wherein the wire clamping binding clip and the positioning hook are respectively positioned at the left side and the right side of the wire winder; the utility model discloses a wire clamping pliers head, including the clamp plate, go up jaw and jaw down parallel arrangement, jaw down fixes on the clamp plate, and upper jaw one end slides in the guide way of the below slope in the right side that the clamp plate set up, and the other end is articulated with the trailing arm, the trailing arm includes two articulated connecting rods each other, the one end that the trailing arm is connected with upper jaw is articulated with jaw down, and the other end slides through the pull groove that the slide bar set up on the clamp plate, the pull groove is parallel with upper jaw, its characterized in that, the one end that the jaw was kept away from to the pull groove is provided with adjusting part, adjusting part include can be in the pull groove gliding regulating block and with regulating block fixed connection's screw rod, the clamp plate is worn out from the extending direction of pull groove to the screw rod, screw rod and clamp plate threaded connection.

2. The wire grip for cable maintenance according to claim 1, wherein a scale is further arranged above the traction groove on the clamping plate, and a sharp corner is arranged on one surface of the adjusting block facing the scale.

3. The wire grip for cable maintenance according to claim 1, wherein the wire take-up device comprises a fixed base and a wire coil rotatably connected with a side wall of the fixed base, and the rotation of the wire coil is realized through a worm and gear assembly fixed on the fixed base.

4. The wire grip for cable maintenance according to claim 1, further comprising an auxiliary pulley, wherein the fixing base is provided with a wire take-up rod parallel to the wire coil, one end of the wire take-up rod is fixed on the wire take-up rod, the other end of the wire take-up rod passes through the auxiliary pulley and is fixed on the wire coil, the auxiliary pulley is mounted on a pulley seat, and a positioning hook is rotatably connected to the right side of the pulley seat.