CN113620115A

CN113620115A - Wire pulling device for winding cable

Info

Publication number: CN113620115A
Application number: CN202110982844.0A
Authority: CN
Inventors: 袁俊领
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2021-11-09

Abstract

The invention discloses a wire shifting device for winding a cable, which comprises a support, a first traction device and a second traction device, wherein a motor is fixedly arranged on the inner side of the support, a first chain wheel is fixedly arranged at the output end of the motor, sliding seats are fixedly arranged on the lower sides of the first traction device and the second traction device, a sliding groove is formed in the surface of the support, the sliding seats are in sliding connection with the sliding groove, a threaded rod is rotatably connected inside the sliding groove, the directions of threads on two sides of the threaded rod are opposite, and a second chain wheel is fixedly arranged at the end part of the threaded rod. According to the invention, the part of the ball protruding out of the slide way is increased to play a role in clamping the cable, and the larger the traction resistance of the cable is, the tighter the clamping of the ball to the cable is, so that the traction device can play a role in stretching the cable together, the state before the cable is wound can be effectively arranged, the winding efficiency is higher by matching with the winding device of the cable, the motor load in the winding device can be effectively reduced, and the stability of the winding device in use is improved.

Description

Wire pulling device for winding cable

Technical Field

The invention relates to the field of electric power, in particular to a wire shifting device for winding a cable.

Background

In the electric power work progress, involve the laying work to the electric power cable usually, need retrieve remaining cable after laying the completion, present coiling mechanism mostly just drives the reel through the motor and rotates and carry out the rolling to the cable, and cooperation winding displacement device is neat with the cable range, but this kind of rolling mode only carries out the rolling through the traction force that the reel brought, needs bigger traction force to comparatively mixed and disorderly cable, increases the load of motor, and rolling efficiency is lower.

Disclosure of Invention

The invention mainly solves the technical problems in the prior art and provides a wire poking device for winding a cable.

In order to achieve the purpose, the invention provides the following technical scheme: a wire shifting device for winding a cable comprises a support, a first traction device and a second traction device, wherein a motor is fixedly mounted on the inner side of the support, a first chain wheel is fixedly mounted at the output end of the motor, a slide seat is fixedly mounted on the lower sides of the first traction device and the second traction device, a slide groove is formed in the surface of the support, the slide seat is in sliding connection with the slide groove, a threaded rod is rotatably connected to the inner part of the slide groove, the thread directions of the two sides of the threaded rod are opposite, a second chain wheel is fixedly mounted at the end part of the threaded rod, the first chain wheel is in chain transmission connection with the second chain wheel, the first traction device comprises a shell, wire holes are formed in the two ends of the shell, a guide block is in sliding connection with the inner part of the shell, a wire groove is formed in the inner part of the guide block, a plurality of slide rails are formed in the inner wall of the wire groove, and balls are in rolling connection with the inner parts of the slide rails, the utility model discloses a wire casing, including shell, guide block, connecting rod, fixed connection and spring, the inside of guide block is seted up flutedly, the inside sliding connection of recess has the slider, one side fixedly connected with connecting rod of slider, the other end fixedly connected with of connecting rod and the lug of wire casing looks adaptation, fixedly connected with spring between the inner wall of slider and recess, the opposite side fixedly connected with kicking block of slider, the guide slot has been seted up to the inner wall of shell, and kicking block and guide slot sliding connection.

Preferably, the internal structure of the second traction device is the same as that of the first traction device.

Preferably, the slideway is cylindrical and obliquely intersected with the wire slot.

Preferably, the end of the top block is inclined, and the inclination of the bottom of the guide groove is the same as the inclination of the end of the top block.

Preferably, the number of the lugs is four, the four lugs are circumferentially arrayed on the inner wall of the wire groove, and the end parts of the lugs are in an arc shape.

Compared with the prior art, the invention has the following beneficial effects:

1. the invention drives the first chain wheel to rotate by the starting motor through the first traction device and the second traction device, the first chain wheel drives the second chain wheel and the threaded rod to rotate through the chain, because the thread directions at the two ends of the threaded rod are opposite, the threaded rod drives the two slide bases in threaded connection on the surface to move oppositely when rotating, so that the traction device moves leftwards, the second traction device moves rightwards, when the shell of the first traction device moves leftwards, the guide block in the shell moves leftwards relative to the cable, the balls rolling in the slide ways roll rightwards along with the friction with the cable, thereby increasing the part of the balls protruding out of the slide ways, playing the role of clamping the cable, and the larger the resistance of the cable traction is, the balls have the trend of moving rightwards continuously, the part of the balls protruding out of the slide ways is further increased, the tighter the balls are used for clamping the cable, thereby the traction device can play a role of stretching the cable together, the state before can effectively arranging the cable rolling, the coiling mechanism of cooperation cable makes rolling efficiency higher, and the rolling is lighter, can effectively reduce the motor load of coiling mechanism moreover, improves the stability of coiling mechanism when using.

2. According to the invention, when the cable is clamped by the balls in the guide block, the guide block slides rightwards relative to the shell, the top block slides in the guide groove, the bottom of the guide groove is inclined, so that the top block drives the sliding block to slide along the groove, the sliding block compresses the spring, the sliding block drives the connecting rod and the convex block to move inwards, the four convex blocks also play a role in clamping the cable, the traction force is further improved, and the stability of cable shifting is ensured.

3. When the first traction device and the second traction device are close to the nearest distance, the motor drives the first chain wheel to rotate reversely, the first chain wheel drives the second chain wheel and the threaded rod to rotate reversely through the chain, the second traction device and the first traction device move reversely, the second traction device plays a role in traction, the cable moves leftwards relative to the first traction device, the cable drives the balls in the slideway of the first traction device to move leftwards at the moment, so that the friction force of the balls on the cable is reduced, the guide block slides leftwards relative to the shell, the compressed spring drives the ejector block and the lug to reset through the sliding block and the connecting rod, so that the friction force with the cable is further reduced, the cable can conveniently pass through the guide block, the operation is repeated, the cable is continuously pulled forwards, and the winding efficiency of the cable is improved.

Drawings

FIG. 1 is a schematic perspective view of a first embodiment of the present invention;

FIG. 2 is a schematic perspective view of a second embodiment of the present invention;

FIG. 3 is a first structural schematic view of a cross-section of a draft gear according to the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 3 according to the present invention;

FIG. 5 is a second structural view of a cross section of the traction device of the present invention;

fig. 6 is a schematic structural diagram of the guide block of the present invention.

In the figure: the device comprises a support 1, a motor 2, a chain wheel I3, a threaded rod 4, a chain wheel II 5, a sliding groove 6, a sliding seat 7, a traction device I8, a traction device II 9, a shell 10, a guide block 11, a slideway 12, a ball 13, a groove 14, a connecting rod 15, a spring 16, a sliding block 17, an ejector block 18, a convex block 19, a guide groove 20 and a wire groove 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, a wire shifting device for winding a cable comprises a support 1, a first traction device 8 and a second traction device 9, wherein a motor 2 is fixedly installed on the inner side of the support 1, a first chain wheel 3 is fixedly installed at the output end of the motor 2, a sliding seat 7 is fixedly installed on the lower sides of the first traction device 8 and the second traction device 9, a sliding groove 6 is formed in the surface of the support 1, the sliding seat 7 is slidably connected with the sliding groove 6, a threaded rod 4 is rotatably connected inside the sliding groove 6, the directions of threads on two sides of the threaded rod 4 are opposite, a second chain wheel 5 is fixedly installed at the end part of the threaded rod 4, the first chain wheel 3 is connected with the second chain wheel 5 through chain transmission, the first traction device 8 comprises a shell 10, wire guide holes 22 are formed in two ends of the shell 10, a guide block 11 is slidably connected inside the shell 10, a wire slot 21 is formed inside the guide block 11, and a plurality of slide ways 12 are formed in the inner wall of the wire slot 21, and the inside roll of slide 12 is connected with ball 13, the inside of guide block 11 has seted up recess 14, the inside sliding connection of recess 14 has slider 17, one side fixedly connected with connecting rod 15 of slider 17, the other end fixedly connected with of connecting rod 15 and the lug 19 of wire casing 21 looks adaptation, fixedly connected with spring 16 between the inner wall of slider 17 and recess 14, the opposite side fixedly connected with kicking block 18 of slider 17, guide slot 20 has been seted up to the inner wall of shell 10, and kicking block 18 and guide slot 20 sliding connection, the inner structure of draw gear two 9 is the same with draw gear 8.

The cable passes through a first traction device 8 and a second traction device 9, a starting motor 2 drives a first chain wheel 3 to rotate, the first chain wheel 3 drives a second chain wheel 5 and a threaded rod 4 to rotate through a chain, because the thread directions of two ends of the threaded rod 4 are opposite, the threaded rod 4 drives two sliding seats 7 which are in threaded connection with the surfaces of the threaded rod 4 to move oppositely when rotating, so that the first traction device 8 moves leftwards, the second traction device 9 moves rightwards, when a shell 10 of the first traction device 8 moves leftwards, a guide block 11 in the shell 10 moves leftwards relative to the cable, balls 13 rolling in a slideway 12 roll rightwards along with friction with the cable, so that the part of the balls 13 protruding out of the slideway 12 is increased, the cable is clamped, the larger the traction resistance of the cable is, the balls 13 have the tendency of continuing to move rightwards, and the part of the balls 13 protruding out of the slideway 12 is further increased, the clamping of the balls 13 to the cable can be tighter, so that the first traction device 8 can stretch the cable, the state of the cable before winding can be effectively arranged, the winding efficiency is higher and the winding is easier by matching with a winding device of the cable, the motor load of the winding device can be effectively reduced, and the stability of the winding device in use is improved;

when the cable is clamped by the balls 13 in the guide block 11, the guide block 11 slides rightwards relative to the shell 10, meanwhile, the top block 18 slides in the guide groove 20, the top block 18 drives the sliding block 17 to slide along the groove 14 due to the fact that the bottom of the guide groove 10 is inclined, the sliding block 17 compresses the spring 16, the sliding block 17 drives the connecting rod 15 and the convex blocks 19 to move inwards, the four convex blocks 19 also play a role in clamping the cable, traction force is further improved, and stability of cable shifting is guaranteed;

when the first traction device 8 and the second traction device 9 are close to the nearest distance, the motor 2 drives the first chain wheel 3 to rotate reversely, the first chain wheel 3 drives the second chain wheel 5 and the threaded rod 4 to rotate reversely through the chain, the second traction device 9 and the first traction device 8 move reversely, the second traction device 9 plays a role in traction at the moment, the cable moves leftwards relative to the first traction device 8, the cable can drive the balls 13 in the slide rail 12 in the first traction device 8 to move leftwards at the moment, so that the friction force of the balls on the cable is reduced, the guide block 11 slides leftwards relative to the shell 10, the compressed spring 16 drives the ejector block 18 and the lug 19 to reset through the sliding block 17 and the connecting rod 15, so that the friction force between the cable and the cable is further reduced, the cable can conveniently pass through, the operation is repeated, the cable is continuously pulled forwards, and the winding efficiency of the cable is improved.

The slide 12 is cylindrical and is obliquely intersected with the wire casing 21, and the slide 12 is obliquely arranged to enable the exposed part of the ball 13 from left to right to be gradually enlarged, so that the clamping force is increased, and the traction force is improved.

The tip of kicking block 18 is the slope form, and the slope of guide slot 20 bottom slope is the same with the slope of kicking block 18 tip, and there are four lugs 19, and four lugs 19 circumference arrays are at the inner wall of wire casing 21, and the tip of lug 19 is circular-arcly, and the setting of the slope of guide slot 20 bottom makes lug 19 carry out the centre gripping to the cable gradually, and the traction resistance is big more, and the centre gripping is more firm, improves the towed stability of cable.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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

1. The utility model provides a dial traditional thread binding putting for cable rolling, includes support (1), draw gear (8) and draw gear two (9), its characterized in that: the inner side of the support (1) is fixedly provided with a motor (2), the output end of the motor (2) is fixedly provided with a first chain wheel (3), the lower sides of a first traction device (8) and a second traction device (9) are fixedly provided with a slide seat (7), the surface of the support (1) is provided with a slide groove (6), the slide seat (7) is connected with the slide groove (6) in a sliding manner, the inner part of the slide groove (6) is rotatably connected with a threaded rod (4), the thread directions of the two sides of the threaded rod (4) are opposite, the end part of the threaded rod (4) is fixedly provided with a second chain wheel (5), the first chain wheel (3) is connected with the second chain wheel (5) through chain transmission, the first traction device (8) comprises a shell (10), the two ends of the shell (10) are both provided with wire holes (22), the inner part of the shell (10) is slidably connected with a guide block (11), wire casing (21) have been seted up to the inside of guide block (11), a plurality of slides (12) have been seted up to the inner wall of wire casing (21), and the inside roll connection of slide (12) has ball (13), the inside of guide block (11) is seted up flutedly (14), the inside sliding connection of recess (14) has slider (17), one side fixedly connected with connecting rod (15) of slider (17), lug (19) of the other end fixedly connected with and wire casing (21) looks adaptation of connecting rod (15), fixedly connected with spring (16) between the inner wall of slider (17) and recess (14), opposite side fixedly connected with kicking block (18) of slider (17), guide slot (20) have been seted up to the inner wall of shell (10), and kicking block (18) and guide slot (20) sliding connection.

2. The wire poking device for cable rolling according to claim 1, wherein the wire poking device comprises: the internal structure of the second traction device (9) is the same as that of the first traction device (8).

3. The wire poking device for cable rolling according to claim 1, wherein the wire poking device comprises: the slideway (12) is cylindrical and obliquely intersected with the wire slot (21).

4. The wire poking device for cable rolling according to claim 1, wherein the wire poking device comprises: the end part of the top block (18) is inclined, and the inclined slope of the bottom of the guide groove (20) is the same as the inclined slope of the end part of the top block (18).

5. The wire poking device for cable rolling according to claim 1, wherein the wire poking device comprises: the number of the convex blocks (19) is four, the four convex blocks (19) are circumferentially arrayed on the inner wall of the wire groove (21), and the end parts of the convex blocks (19) are in an arc shape.