CN218496006U

CN218496006U - High tension cable radius bending degree monitoring detection device

Info

Publication number: CN218496006U
Application number: CN202221631518.1U
Authority: CN
Inventors: 高艺; 王洋; 周磊; 关慧明; 王玲; 马腾
Original assignee: Liaoning Daneng Electric Co ltd
Current assignee: Liaoning Daneng Electric Co ltd
Priority date: 2022-06-28
Filing date: 2022-06-28
Publication date: 2023-02-17
Anticipated expiration: 2032-06-28

Abstract

The utility model discloses a high tension cable radius bending degree monitoring detection device relates to electric power construction technical field, including a connecting seat and No. two connecting seats, the upper end of a connecting seat is rotated through the pivot and is connected with a monitoring box, the upper end of No. two connecting seats is equipped with No. two monitoring boxes, the inside upper end of No. two monitoring boxes is rotated and is connected with the receipts line roller, the lower extreme of No. two monitoring boxes is equipped with the coil spring box, the lower extreme of receiving the line roller stretches into the inside of coil spring box, the inside of coil spring box is equipped with the wind spring, the winding is equipped with the one end of monitoring line on the receipts line roller, the inside upper end of No. two connecting seats is equipped with the encoder, the input of encoder with the connection is pieced together to the lower extreme of receipts line roller, and it is rotatory to drive the receipts line roller through the length of the monitoring line that pulls out for the encoder rotates, calculates the length of monitoring line, thereby monitors cable bending radius.

Description

High tension cable radius bending degree monitoring detection device

Technical Field

The utility model relates to an electric power construction technical field, concretely relates to high tension cable radius bending degree monitoring detection device.

Background

Cables are often required to be bent in the cable laying process, and particularly in the operation process in a cable well, the excess of some cables is required to be coiled in the cable well; some cables need to pass through holes in the side wall of the cable well to lead up electric poles; some require cable position adjustment, etc.; in connection with these works, it is inevitably necessary to bend the cable. The minimum bending radius of the cable has related national standard regulations, the value of the minimum bending radius is directly related to the outer diameter of the cable, for example, the minimum bending radius of the multi-core XLPE cross-linked polyethylene insulated power cable is usually 15 times of the outer diameter, and the ratio of the minimum bending radius to the outer diameter of other cables has corresponding requirements according to the type of the cable, and whether the cable is a single core or a multi-core.

If the bending radius of the cable is smaller than the minimum bending radius specified by the national standard, the cable core, the shielding layer and the armor of the cable can be damaged, the performance of the cable and the operation safety of the cable after operation are influenced, and the wrinkle of the copper shielding layer and the deformation of the cable core can be caused by the over-small bending radius, so that the electric field balance of the cable after electrification is influenced. The existing method for controlling the bending radius of the cable only comprises visual estimation, and the bending degree of the cable cannot be accurately mastered as much as possible, so that a lot of internal damages of the cable are caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high tension cable radius bending degree monitoring detection device to if the cable bending radius that provides in solving above-mentioned background art is less than the minimum bending radius of national standard regulation, then can cause the damage to cable core, shielding layer and armor, influences the operation safety after cable performance and cable are put into operation, and the bending radius undersize can cause copper shielding layer fold, cable core to warp, influences the electric field equilibrium after the cable circular telegram. The conventional method for controlling the bending radius of the cable only adopts visual estimation, and the bending degree of the cable cannot be accurately mastered as much as possible, so that the problem of internal damage of the cable is solved.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high tension cable radius bending degree monitoring detection device, includes a connecting seat and No. two connecting seats, the upper end of a connecting seat is rotated through the pivot and is connected with monitoring box No. one, the upper end of No. two connecting seats is equipped with monitoring box No. two, the inside upper end of No. two monitoring box is rotated and is connected with the receipts line roller, the lower extreme of No. two monitoring boxes is equipped with the coil spring box, the lower extreme of receiving the line roller stretches into the inside of coil spring box, the inside of coil spring box is equipped with the coil spring, the winding is equipped with the one end of monitoring line on the receipts line roller, the inside upper end of No. two connecting seats is equipped with the encoder, the input of encoder with the lower extreme of receipts line roller is pieced together and is inserted the connection.

Preferably, no. two monitoring boxes are close to the surface of a monitoring box one side has been seted up and has been led to the groove, the other end of monitoring line passes through it stretches out to lead to the groove No. two monitoring box's outside, the other end of monitoring line runs through the lateral wall of a monitoring box stretches into the inside of a monitoring box, the other end of monitoring line just is in the inside of a monitoring box is equipped with the stopper.

Preferably, the outer surface of one side that first connecting seat and second connecting seat are close to each other all is equipped with magnetism and inhales the piece, no. one the connecting seat and the outer surface of one side that second connecting seat kept away from each other runs through from top to bottom and has seted up the spread groove.

Preferably, the lower end of the wire take-up roller is fixedly connected with one end of the coil spring, and the other end of the coil spring is fixedly connected with the coil spring box.

Preferably, a partition plate is arranged between the second monitoring box and the coil spring box.

Compared with the prior art, the beneficial effects of the utility model are that: if the bending radius of the cable is smaller than the minimum bending radius specified by national standards, the cable core, the shielding layer and the armor of the cable can be damaged, the performance of the cable and the operation safety of the cable after operation are affected, and the phenomenon that the copper shielding layer is folded and the cable core is deformed due to the excessively small bending radius affects the electric field balance of the cable after electrification. The monitoring box and the monitoring box II are fixed at two ends of a cable bending part respectively through the binding bands, the winding roller is driven to rotate through the length of the pulled monitoring line, the encoder rotates, the length of the monitoring line is calculated, and the bending radius of the cable is monitored.

Drawings

Fig. 1 is an axonometric view of the main structure of the present invention;

FIG. 2 is a front sectional view of the main structure of the present invention;

FIG. 3 is a top sectional view of the main structure of the present invention;

FIG. 4 is a schematic front view of the main structure of the present invention;

fig. 5 is a schematic top view of the main structure of the present invention.

In the figure: the monitoring device comprises a 1-first connecting seat, a 2-second connecting seat, a 3-first monitoring box, a 4-second monitoring box, a 5-wire winding roller, a 6-coil spring box, a 7-coil spring, an 8-monitoring wire, a 9-encoder, a 10-through groove, a 11-limiting block, a 12-magnetic suction block, a 13-connecting groove and a 14-partition plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Please refer to fig. 1-5, the utility model provides a high tension cable radius bending degree monitoring and detecting device, including connecting seat 1 and No. two connecting seats 2, the upper end of connecting seat 1 is rotated through the pivot and is connected with monitoring box 3 No. one, the upper end of No. two connecting seats 2 is equipped with No. two monitoring box 4, the inside upper end of No. two monitoring box 4 is rotated and is connected with wire winding roller 5, the lower extreme of No. two monitoring box 4 is equipped with coil spring box 6, the lower extreme of wire winding roller 5 stretches into the inside of coil spring box 6, the inside of coil spring box 6 is equipped with coil spring 7, the winding is equipped with the one end of monitoring line 8 on the wire winding roller 5, the inside upper end of No. two connecting seats 2 is equipped with encoder 9, the input of encoder 9 with the lower extreme of wire winding roller 5 is pieced together and is connected.

When the cable bending radius needs to be monitored in real time during construction, a first connecting seat 1 and a first monitoring box 3 are fixed at one end of a cable bending position through a binding band, then a second connecting seat 2 is pulled to enable a monitoring wire 8 to be pulled out from the inside of a take-up roller 5, the rotation of the take-up roller 5 drives an encoder 9 to rotate, the pulled-out length of the monitoring wire 8 is monitored in real time, then the second connecting seat 2 and the second monitoring box 4 are fixed to the other end of the cable bending position through the binding band, when the cable is constructed, if the cable bending radius is reduced, the take-up roller 5 receives the elastic force of a coil spring 7 inside a coil spring box 6, the take-up roller 5 rotates to store the monitoring wire 8 and simultaneously drives the encoder 9 to rotate, the encoder 9 monitors the length of the monitoring wire 8 in real time, after the construction is completed, a worker shoots or records images and other collection operations on the cable through camera equipment, analyzes the cable state of the cable displayed in the pictures or videos through a computer related algorithm, the data collected by the encoder 9 during construction is combined, the bending radius of the cable is calculated, whether the bending radius of the cable meets the national standard, and whether the cable bending radius is larger than the minimum bending radius specified by the national standard.

No. two monitoring box 4 is close to the surface of monitoring box 3 one side has been seted up and has been led to groove 10, the other end of monitoring line 8 passes through lead to groove 10 and stretches out No. two monitoring box 4's outside, the other end of monitoring line 8 runs through the lateral wall of a monitoring box 3 stretches into the inside of a monitoring box 1, the other end of monitoring line 8 just is in the inside of a monitoring box 3 is equipped with stopper 11, makes monitoring line 8 can stretch out the outside of No. two monitoring box 4 through leading to groove 10 through seting up logical groove 10 on No. two monitoring box 4 to stretch into the inside of a monitoring box 3, make monitoring line 8 and No. one monitoring box 3 joint through set up stopper 11 on monitoring line 8, avoid monitoring line 8 and monitoring box 3 to drop.

A connecting seat 1 reaches one side surface that No. two connecting seats 2 are close to each other all is equipped with magnetism and inhales piece 12, a connecting seat 1 reaches one side surface that No. two connecting seats 2 kept away from each other runs through from top to bottom and has seted up spread groove 13, inhales piece 12 through setting up magnetism on a connecting seat 1 and No. two connecting seats 2 for a connecting seat 1 can be inhaled with No. two connecting seats 2 magnetism and be in the same place, conveniently store the use, through set up spread groove 13 on a connecting seat 1 and No. two connecting seats 2, make on a connecting seat 1 and No. two connecting seats 2 can run through spread groove 13 through the bandage, make on a connecting seat 1 and No. two connecting seats 2 fix on the cable.

The lower end of the wire winding roller 5 is fixedly connected with one end of the coil spring 7, the other end of the coil spring 7 is fixedly connected with the coil spring box 6, and power is provided for the wire winding action of the wire winding roller 5 through the coil spring 7.

A partition plate 14 is arranged between the second monitoring box 4 and the spring coiling box 6, and the partition plate 14 is arranged between the second monitoring box 4 and the spring coiling box 6, so that the wire coiling roller 5 is separated from the coil spring 7, and interference is avoided.

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

1. The utility model provides a high tension cable radius bending degree monitoring detection device which characterized in that: including a connecting seat (1) and No. two connecting seats (2), the upper end of a connecting seat (1) is rotated through the pivot and is connected with monitoring box (3) No. one, the upper end of No. two connecting seats (2) is equipped with No. two monitoring box (4), the inside upper end of No. two monitoring box (4) is rotated and is connected with receipts line roller (5), the lower extreme of No. two monitoring box (4) is equipped with coil spring box (6), the lower extreme of receiving line roller (5) stretches into the inside of coil spring box (6), the inside of coil spring box (6) is equipped with coil spring (7), the winding is equipped with the one end of monitoring line (8) on receipts line roller (5), the inside upper end of No. two connecting seats (2) is equipped with encoder (9), the input of encoder (9) with the lower extreme of receiving line roller (5) is pieced together and is connected.

2. The device for monitoring and detecting the radius bending degree of the high-voltage cable according to claim 1, wherein: no. two monitoring box (4) are close to logical groove (10) have been seted up to the surface of monitoring box (3) one side, the other end of monitoring line (8) passes through logical groove (10) stretch out the outside of No. two monitoring box (4), the other end of monitoring line (8) runs through the lateral wall of monitoring box (3) stretches into the inside of monitoring box (3), the other end of monitoring line (8) just is in the inside of monitoring box (3) is equipped with stopper (11).

3. The device for monitoring and detecting the radius bending degree of the high-voltage cable according to claim 1, wherein: a magnetic suction block (12) is arranged on the outer surface of one side, close to each other, of the first connecting seat (1) and the second connecting seat (2), and a connecting groove (13) is formed in the outer surface of one side, far away from each other, of the first connecting seat (1) and the second connecting seat (2) in a vertically penetrating mode.

4. The device for monitoring and detecting the radius bending degree of the high-voltage cable according to claim 1, wherein: the lower end of the wire winding roller (5) is fixedly connected with one end of the coil spring (7), and the other end of the coil spring (7) is fixedly connected with the coil spring box (6).

5. The device for monitoring and detecting the radius bending degree of the high-voltage cable according to claim 1, wherein: a partition plate (14) is arranged between the second monitoring box (4) and the coil spring box (6).