CN216016274U

CN216016274U - Cable racking device

Info

Publication number: CN216016274U
Application number: CN202121544766.8U
Authority: CN
Inventors: 谢建礼; 陈敏强; 黄澄; 凌枝宝; 郑文杰; 谭立志; 谭而来; 陆巨林
Original assignee: Guangdong Power Grid Energy Development Co Ltd
Current assignee: Guangdong Power Grid Energy Development Co Ltd
Priority date: 2021-07-07
Filing date: 2021-07-07
Publication date: 2022-03-11
Anticipated expiration: 2031-07-07

Abstract

The embodiment of the utility model discloses a cable racking device which comprises a support and a tension assembly, wherein the support comprises a base and a telescopic supporting rod, the base is arranged on the bottom surface of a cable trench, the top end of the supporting rod is fixed at the top of the cable trench, and the bottom of the supporting rod is connected with the base; the pulling force assembly comprises a power device and a driven piece, the driven piece is used for being connected with the cable, and the power device provides power for the driven piece to pull the cable. The tension assembly provides power to lift the cable, and the support can be fixed between the upper top surface and the lower bottom surface of the cable trench, so that stable position support is provided for the tension assembly, and the working efficiency of putting the cable on the shelf is improved.

Description

Cable racking device

Technical Field

The utility model relates to the technical field of power transmission engineering, in particular to a cable racking device.

Background

The cable racking device is mainly used for racking a high-voltage cable, the racking installation of the cable is generally manual installation nowadays, and the traditional manual lifting method needs to consume a large amount of manpower due to the large unit mass of the high-voltage cable, so that the efficiency is not high.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a cable racking device, which is used for solving the problem of low installation efficiency of a manual cable in the prior art.

A cable racking device comprises a support and a tension assembly, wherein the support comprises a base and a telescopic supporting rod, the base is arranged on the bottom surface of a cable trench, the top end of the supporting rod is fixed at the top of the cable trench, and the bottom of the supporting rod is connected with the base;

the pulling force assembly comprises a power device and a driven piece, the driven piece is used for being connected with the cable, and the power device provides power for the driven piece to pull the cable.

Optionally, the bottom of the supporting rod is rotatably connected with the base, so that the inclination angle of the supporting rod is adjustable.

Optionally, a locking device is arranged at the joint of the supporting rod and the base to fix the inclination angle of the supporting rod.

Optionally, the ejector rod is a telescopic rod with adjustable length.

Optionally, the driven member includes a fixed pulley and a tension rope, the fixed pulley is mounted on the ejector rod, the tension rope is wound on the fixed pulley, one end of the tension rope is connected with the power device, the other end of the tension rope is used for connecting a cable, and the power device pulls the tension rope to slide around the fixed pulley.

Optionally, the power device comprises a variable frequency motor, and an output end of the variable frequency motor drives the tension rope to be retracted.

Optionally, a spool is arranged between the tension rope and the variable frequency motor, one end of the tension rope is wound on the spool, and the output end of the variable frequency motor drives the spool to rotate so as to drive the tension rope to be wound and unwound.

Optionally, the spool further comprises a locking device, the spool is correspondingly provided with a positioning portion, and the locking device and the positioning portion are mutually matched to prevent the spool from rotating.

Optionally, a wire clamp is arranged at one end of the tensile rope, which is used for connecting the cable, and the wire clamp locks the end position of the tensile rope after the tensile rope is connected with the cable, so as to prevent the cable from slipping.

Optionally, a positioning clamping pin is arranged on the base and inserted into the ground to fix the position of the base.

The embodiment of the utility model has the following beneficial effects:

after having adopted above-mentioned cable device of putting on shelf, the pulling force subassembly provides power in order to promote the cable, and the support can be fixed between top surface and lower bottom surface on the cable pit simultaneously, provides stable position for the pulling force subassembly and supports, improves the work efficiency that the cable put on shelf.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Wherein:

fig. 1 is a schematic structural diagram of a cable racking device in one embodiment.

In the figure: 110. a top rod; 120. a strut; 121. a locking device; 130. a base; 131. positioning clamp feet; 132. positioning a rod; 210. a power plant; 220. a bobbin; 230. a tension rope; 231. wire clamps; 240. a fixed pulley; 300. a cable trench; 400. an electrical cable.

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, as a specific implementation process of the present invention, the cable 400 racking device realizes automatic racking of the cable 400 by using mechanical power and combining with a corresponding mechanical structure to replace manpower, and compared with a manual racking manner, the cable 400 racking device provided by the present invention has the advantages of high efficiency and high safety. The labor cost can be saved, the lower frequency of the cable 400 on-frame installation is accelerated, the personal safety of constructors can be guaranteed, and the damage of the cable 400 caused by manual operation errors in the on-frame installation process is reduced.

Specifically, the cable 400 racking device includes a cradle and a tension assembly. The pulling force assembly is used to pull the cable 400 and the bracket is used to provide structural support to the pulling force assembly.

The bracket comprises a base 130, a support rod 120 and a top rod 110, wherein the base 130 is arranged on the bottom surface of the cable 400 groove 300, the top rod 110 is fixed on the top of the cable 400 groove 300, and two ends of the support rod 120 are respectively connected with the base 130 and the top rod 110.

In practice, the cable 400 is mostly a concave trench dug downward from the ground, and thus the preferred jack 110 is horizontally fixed on the ground.

Optionally, the top bar 110, the support bar 120 and the base 130 connected in sequence are in a zigzag shape, and the top bar 110 is horizontally lapped on the bottom surface.

The tension assembly comprises a power device 210, a fixed pulley 240 and a tension rope 230, the fixed pulley 240 is mounted on the top bar 110, the tension rope 230 is wound on the fixed pulley 240, one end of the tension rope 230 is connected with the power device 210, the other end of the tension rope is connected with a cable 400, after the power device 210 is started, the tension rope 230 is pulled to be wound and wound around the fixed pulley 240 to be pulled, and therefore the cable 400 at the other end of the tension rope 230 is pulled to move.

The size, height and sidewall tilt angle of the various cable 400 channels 300 are not exactly the same and the primary point of effort for the cable 400 racking device is between the plane outside the top of the cable 400 channel 300 and the interior floor, thus the cable 400 racking device requires greater flexibility of use. In the cable 400 racking device provided by the embodiment, the tilt angle and height of the side wall of the channel 300 of different cables 400 can be adapted by individually adjusting the top bar 110, the support bar 120 and the base 130.

Optionally, the bar 120 is rotatably connected to the base 130 such that the bar 120 can be relatively vertically tilted, the base 130 is fixed to the bottom surface of the channel 300 of the cable 400, and the bar 120 is rotated to form different tilt angles with respect to the bottom surface.

Correspondingly, a locking device 121 is arranged at the joint of the strut 120 and the base 130, and when the strut 120 is adjusted to a designated angle, the locking is used for fixing the inclination angle of the strut 120.

Optionally, the locking device 121 is engaged with the base through a wedge structure, so that the main body thereof can be fixedly placed at a position forming an included angle between the bottom of the strut 120 and the base 130 in the horizontal direction, so as to block the descending of the strut 120. The position is close to the rotation center, the moment is small, and the supporting force is large.

Optionally, the top bar 110 and the support bar 120 are telescopic bars with adjustable lengths. The length of the post 120 varies with the angle of inclination and height of the side wall of the channel 300 of the cable 400, and the length of the post 110 is adjusted to match the position of the top end of the post 120, so that the post 110 can extend from the top end of the post 120 to the top plane of the channel 300 of the cable 400 at all times.

Optionally, the flexible form of above-mentioned telescopic link has two kinds, and one is cup jointed through the sleeve pipe successive layer of diameter variation to set up fixed knot structure such as buckle, lock nut in each sheathed tube junction, and it is formed with the combination of a plurality of quarter butts of end to end connection, and the corresponding quarter butt of concatenation can according to required length.

Based on the above structure, the bracket portion can be applied to most of the channels 300 of the cable 400.

Furthermore, a positioning clip 131 is disposed on the base 130, and the positioning clip 131 can be inserted into the ground to assist in fixing the position of the base 130.

Optionally, a telescopic positioning rod 132 is disposed on the base 130 opposite to the sidewall of the cable 400 groove 300, and after the base 130 is fixed at a designated position, the telescopic rod is adjusted to enable two ends of the telescopic rod to abut against the sidewall of the cable 400 groove 300, so as to assist in positioning the base 130.

As a specific embodiment of the present invention, the power device 210 includes a variable frequency motor, and the output end of the variable frequency motor pulls the pull rope 230 to retract. The advantage of the inverter motor is that the output power of the motor can be actively adjusted, thereby controlling the speed at which the cable 400 is pulled.

Optionally, a spool 220 is arranged between the tension rope 230 and the variable frequency motor, the tension rope 230 is wound on the spool 220, the output end of the variable frequency motor drives the spool 220 to rotate, and the variable frequency motor adjusts the rotation direction of the spool 220 through the conversion of forward rotation and reverse rotation, so that the winding and unwinding of the tension rope 230 are completed.

Optionally, a locking device is further disposed between the variable frequency motor and the bobbin 220, and when the variable frequency motor stops, the locking device clamps the bobbin 220 to fix the position of the bobbin 220, so as to reduce the reverse acting force of the motor, reinforce the stop position of the bobbin 220, and prevent the cable 400 connected to the other end of the tension rope 230 from slipping.

Further, one end of the tensile cord 230 for connecting the cable 400 is provided with a locking device for reinforcing the connection between the tensile cord 230 and the cable 400.

Optionally, the locking device includes a wire clamp 231, the wire clamp 231 is disposed at the end of the tensile cord 230, the end of the tensile cord 230 is wound around the circumference of the cable 400 to connect the cable 400, the wire clamp 231 clamps the middle section of the tensile cord 230 upwards after winding, when the cable 400 slides downwards due to excessive gravity, the joints where the wire clamps 231 break the tensile cord 230 slide downwards along the tensile cord 230 and gradually approach the circumference of the cable 400, so as to achieve the effect that the cable 400 slides more and more tightly wound.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention, and it is therefore to be understood that the utility model is not limited by the scope of the appended claims.

Claims

1. A cable racking device, its characterized in that: the cable trench pull-out device comprises a support and a pull assembly, wherein the support comprises a base and a telescopic supporting rod, the base is arranged on the bottom surface of a cable trench, the top end of the supporting rod is fixed at the top of the cable trench, and the bottom of the supporting rod is connected with the base;

2. The cable racking device of claim 1, wherein: the bottom of branch with rotate between the base and be connected to make the inclination of branch is adjustable.

3. The cable racking device of claim 2, wherein: and a locking device is arranged at the joint of the support rod and the base to fix the inclination angle of the support rod.

4. A cable racking device as claimed in any one of claims 1 to 3, wherein: the top of branch is equipped with the ejector pin, the ejector pin is the telescopic link of adjustable length.

5. The cable racking device of claim 4, wherein: the driven part comprises a fixed pulley and a tension rope, the fixed pulley is installed on the ejector rod, the tension rope is wound on the fixed pulley, one end of the tension rope is connected with the power device, the other end of the tension rope is used for connecting a cable, and the power device pulls the tension rope to slide around the fixed pulley.

6. The cable racking device of claim 5, wherein: the power device comprises a variable frequency motor, and the output end of the variable frequency motor drives the tension rope to be retracted.

7. The cable racking device of claim 6, wherein: a spool is arranged between the tension rope and the variable frequency motor, one end of the tension rope is wound on the spool, and the output end of the variable frequency motor drives the spool to rotate so as to drive the tension rope to be wound and unwound.

8. The cable racking device of claim 7, wherein: the bobbin locking device comprises a bobbin and a locking device, wherein the bobbin is correspondingly provided with a positioning part, and the locking device and the positioning part are mutually matched to prevent the bobbin from rotating.

9. The cable racking device of claim 5, wherein: and one end of the tension rope, which is used for connecting the cable, is provided with a wire clamp, and the wire clamp locks the end position of the tension rope after the tension rope is connected with the cable so as to prevent the cable from slipping.

10. The cable racking device of claim 1, wherein: the base is provided with a positioning clamping pin, and the positioning clamping pin is inserted into the ground to fix the position of the base.