CN221224908U

CN221224908U - Monitoring device for cable fault early warning

Info

Publication number: CN221224908U
Application number: CN202323165823.3U
Authority: CN
Inventors: 孙志红; 焦恩健; 张温江; 贾冬冬; 张贺; 崔洁
Original assignee: Hebei Zhiheng Electric Power Technology Co ltd
Current assignee: Hebei Zhiheng Electric Power Technology Co ltd
Filing date: 2023-11-23
Publication date: 2024-06-25
Anticipated expiration: 2033-11-23

Abstract

The utility model discloses a monitoring device for cable fault early warning, and belongs to the field of cable fault early warning and monitoring. The utility model relates to a monitoring device for cable fault early warning, which comprises a cable fault tester, wherein a first upper support rod is arranged in the middle of the upper end of the cable fault tester; the middle position of the outer one end of the battery fixing tray is provided with a first pressing block, and one side of the first pressing block is provided with a third pressing block. The utility model solves the problems that the cable is continuously swayed by outdoor air flow in the monitoring process of the traditional cable monitoring device and the cable monitoring is influenced, and the first pressing block, the second pressing block and the third pressing block rotate to the inside of the battery fixing tray to directly press the cable and directly clamp and fix the cables at the two sides of the upper ends of the first penetrating cavity and the second penetrating cavity.

Description

Monitoring device for cable fault early warning

Technical Field

The utility model relates to the field of cable fault early warning and monitoring, in particular to a monitoring device for cable fault early warning.

Background

The cable fault early warning refers to early prediction and warning of possible faults in a cable system, which can be realized by monitoring the operation state of the cable system, analyzing the historical data of the cable fault, applying artificial intelligence technology and the like, and when the early warning system detects the possible faults, an alarm can be sent out in time so that related personnel take measures to prevent and repair the possible faults, thereby reducing the occurrence of the cable faults and ensuring the stable operation of the power system;

Chinese patent publication No. CN219777756U discloses an intelligent cable monitoring device for cable partial discharge early warning and fault location, comprising: support column, flexible elevation structure, location monitoring structure, alarm structure, support column top is fixed with location monitoring structure, and location monitoring structure top is provided with flexible elevation structure, and alarm structure keeps away from flexible elevation structure and sets up in location monitoring structure top, and this cable partial discharge early warning and fault location are with intelligent cable monitoring device can automatic positioning detection cable partial discharge department's trouble, can automatic lifting detect, and convenient underground depths cable detects, can realize cable fault alarm simultaneously and remind, increase the efficiency of fault maintenance.

In the practical use process of the cable monitoring device, the cable to be monitored is directly clamped by the test cable clamp to complete monitoring, and the outdoor air flow can enable the cable to continuously shake, so that the cable is easy to fall off from the test cable clamp due to shake; therefore, the existing requirements are not met, and a monitoring device for cable fault early warning is provided.

Disclosure of utility model

The utility model aims to provide a monitoring device for cable fault early warning, which can push a battery fixing tray to longitudinally move upwards through the rotation of a transmission threaded rod, can contact a cable to be monitored in the longitudinally upward movement, can simultaneously drive a first pressing block, a second pressing block and a third pressing block to rotate through the output of an output motor after the contact, rotates to the inside of the battery fixing tray, directly presses the cable, and can directly clamp and fix the cable at the two sides of the upper ends of the first penetrating cavity and the second penetrating cavity through pressing, so that the cable is clamped and fixed by the cable clamp, the stability of the cable in the monitoring process is improved, the cable shaking is avoided, and the problem in the background art is solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the monitoring device for cable fault early warning comprises a cable fault tester, wherein a first upper supporting rod is arranged in the middle of the upper end of the cable fault tester, and supporting bases are arranged on two sides of the lower end of the inner part of the cable fault tester;

Still include the fixed tray of battery, it sets up in the upper end of first upper supporting rod, the intermediate position of the outside one end of fixed tray of battery is provided with first pressing block, one side of first pressing block is provided with the third pressing block, the opposite side of first pressing block is provided with the second pressing block, the second presses pressing block, first pressing block and third pressing block between welded fastening in proper order, the inside both sides of fixed tray of battery all are provided with first support frame.

Preferably, the first support frame is rotationally connected with the second pressing block, the first pressing block and the third pressing block through a second transmission shaft, an output motor is arranged at the middle position of the lower end of the second transmission shaft, a first transmission shaft is arranged at the position of an output shaft of the output motor, and the first transmission shaft is in transmission connection with the second transmission shaft through a transmission belt.

Preferably, the lower extreme between first pressing block and the second pressing block is provided with the second and runs through the chamber, the lower extreme between first pressing block and the third pressing block is provided with first and runs through the chamber, and first and second run through the chamber and all run through and extend to the upper and lower both ends of battery fixed tray.

Preferably, the lower extreme that the second runs through the chamber and the first chamber that runs through all is provided with the cable clamp, two the lower extreme that the cable pressed from both sides all is provided with hydraulic telescoping rod, hydraulic telescoping rod's outside is provided with the bracing piece on the second, the lower extreme welding of bracing piece is provided with the connecting block on the second, the upper and lower both ends of hydraulic telescoping rod respectively with cable clamp and connecting block welded fastening, through transmission electric wire electric connection between cable clamp and the cable fault tester.

Preferably, the lower extreme of connecting block outside is provided with the second support frame, rotate through first damping axis of rotation between second support frame and the connecting block and be connected, the outside lower extreme of second support frame is provided with the horizontal slip rail, and the inside that the horizontal slip rail extends to the cable fault tester, the inside of horizontal slip rail and the outside sliding connection of second support frame.

Preferably, the front end of the first upper supporting rod is provided with a transmission rod, the upper end of the transmission rod is welded and fixed with the lower end of the battery fixing tray, the front end of the transmission rod is attached to one end of the first upper supporting rod, a transmission threaded rod is arranged in the middle between the transmission rod and the transmission rod, an output motor is also arranged at the lower end of the transmission threaded rod, an output shaft of the output motor is welded and fixed with the transmission threaded rod, a transmission ring is arranged at the lower end of the outer portion of the transmission threaded rod, the inner portion of the transmission ring is matched with the outer thread of the transmission threaded rod, and one end of the transmission ring is welded and fixed with the transmission rod.

Compared with the prior art, the utility model has the following beneficial effects:

1. According to the cable fault tester, the first upper support rod is arranged in the middle of the upper end of the cable fault tester, the battery fixing tray is arranged at the upper end of the first upper support rod, the first pressing block is arranged in the middle of the upper end outside the battery fixing tray, the third pressing block is arranged at the front end of the first pressing block, the second pressing block is arranged at the other end of the first pressing block, the battery fixing tray can be pushed to move longitudinally upwards through rotation of the transmission threaded rod in the actual monitoring process, the cable to be monitored can be contacted with the longitudinally upward movement, the first pressing block, the second pressing block and the third pressing block can be simultaneously driven to rotate through output of the output motor after the contact, the first pressing block, the second pressing block and the third pressing block rotate to the inside of the battery fixing tray, the cable is directly pressed, the first penetrating cavity and the second penetrating cavity serve as monitoring positions, the cable at two sides of the upper end of the first penetrating cavity and the second penetrating cavity can be directly clamped and fixed through pressing, and the cable can be clamped and fixed through the cable clamp, and the stability of the cable in the monitoring process is improved, and the cable is prevented from being rocked.

2. According to the cable fault tester, the two sides of the upper end inside the cable fault tester are respectively provided with the transverse sliding rails, the upper ends outside the two transverse sliding rails are respectively provided with the second support frame, the upper ends outside the second support frames are respectively provided with the connecting blocks, the upper ends of the connecting blocks are respectively provided with the second upper support rods, the upper ends of the second upper support rods are respectively provided with the cable clamps, in the actual monitoring process, the second support frames slide in the transverse sliding rails according to the condition of a cable shell to be monitored, the transverse positions of the cable clamps can be directly adjusted through sliding, and the connecting blocks rotate in the second support frames by taking the first damping rotating shaft as the center of a circle, so that the inclination angles of the adjustable cable clamps can be adjusted through rotating, and the position and angle adjustment can cope with cables clamped in different positions in the first through cavity and the second through cavity, so that a user can efficiently monitor the cable, and the use efficiency is improved.

Drawings

FIG. 1 is a perspective view of the overall exterior structure of the present utility model;

FIG. 2 is a schematic diagram of a belt drive of the present utility model;

FIG. 3 is a cross-sectional view of the internal drive structure of the first upper support rod and drive rod of the present utility model;

FIG. 4 is an enlarged view of a portion of the area A of FIG. 3 in accordance with the present utility model;

FIG. 5 is a cross-sectional view of the internal structure of the transverse sliding rail of the present utility model;

Fig. 6 is a partial enlarged view of area B of fig. 5 in accordance with the present utility model.

In the figure: 1. a cable fault tester; 2. a first upper support bar; 3. a transmission rod; 4. a battery fixing tray; 5. a first support frame; 6. a first pressing block; 7. a second pressing block; 8. a third pressing block; 9. a first through cavity; 10. a second through cavity; 11. a second upper support bar; 12. a lateral sliding rail; 13. a second support frame; 14. a connecting block; 15. a support base; 16. a first damping rotation shaft; 17. an output motor; 18. a first drive shaft; 19. a second drive shaft; 20. a transmission belt; 21. driving a threaded rod; 22. a drive ring; 23. a hydraulic telescopic rod; 24. a transmission wire; 25. a cable clamp.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In order to solve the problem that the cable is easy to fall off from the test cable clamp due to continuous shaking caused by outdoor air flow, please refer to fig. 1, 2, 3, 4, 5 and 6, the embodiment provides the following technical scheme:

The utility model provides a monitoring devices that cable fault early warning was used, includes cable fault tester 1, and the centre of cable fault tester 1 upper end is provided with first upper support pole 2, and the both sides of cable fault tester 1 inside lower extreme all are provided with supporting base 15; the battery fixing tray 4 is arranged at the upper end of the first upper supporting rod 2, a first pressing block 6 is arranged at the middle position of one end outside the battery fixing tray 4, a third pressing block 8 is arranged at one side of the first pressing block 6, a second pressing block 7 is arranged at the other side of the first pressing block 6, the second pressing block 7, the first pressing block 6 and the third pressing block 8 are sequentially welded and fixed, a first supporting frame 5 is arranged at two sides inside the battery fixing tray 4, the first supporting frame 5 is rotationally connected with the second pressing block 7, the first pressing block 6 and the third pressing block 8 through a second transmission shaft 19, an output motor 17 is arranged at the middle position of the lower end of the second transmission shaft 19, a first transmission shaft 18 is arranged at the output shaft position of the output motor 17, the first transmission shaft 18 is in transmission connection with the second transmission shaft 19 through a transmission belt 20, the lower end between the first pressing block 6 and the second pressing block 7 is provided with a second penetrating cavity 10, the lower end between the first pressing block 6 and the third pressing block 8 is provided with a first penetrating cavity 9, the first penetrating cavity 9 and the second penetrating cavity 10 penetrate and extend to the upper end and the lower end of the battery fixing tray 4, the battery fixing tray 4 can be pushed to longitudinally move upwards through the rotation of the transmission threaded rod 21, the cable to be monitored can be contacted with the longitudinally upward movement, the first pressing block 6, the second pressing block 7 and the third pressing block 8 can be simultaneously driven to rotate through the output of the output motor 17 after the contact, the cable is rotated to the inside of the battery fixing tray 4, the cable is directly pressed, the first penetrating cavity 9 and the second penetrating cavity 10 serve as monitoring positions, the cable at the two sides of the upper end of the first penetrating cavity 9 and the second penetrating cavity 10 can be directly clamped and fixed through pressing, the cable is not only clamped and fixed by the cable clamp 25, the stability of the cable in the monitoring process is improved, and the influence of cable shaking on the monitoring of the cable is avoided.

In order to solve the problem of lower efficiency in the cable clamping process of the conventional device, please refer to fig. 1, 2, 3, 4, 5 and 6, the present embodiment provides the following technical solutions:

The lower ends of the second penetrating cavity 10 and the first penetrating cavity 9 are respectively provided with a cable clamp 25, the lower ends of the two cable clamps 25 are respectively provided with a hydraulic telescopic rod 23, the outside of the hydraulic telescopic rods 23 is provided with a second upper supporting rod 11, the lower ends of the second upper supporting rods 11 are welded and provided with connecting blocks 14, the upper and lower ends of the hydraulic telescopic rods 23 are respectively welded and fixed with the cable clamps 25 and the connecting blocks 14, the cable clamps 25 are electrically connected with the cable fault tester 1 through transmission wires 24, the lower ends of the outside of the connecting blocks 14 are provided with a second supporting frame 13, the second supporting frame 13 is rotationally connected with the connecting blocks 14 through a first damping rotating shaft 16, the lower ends of the outside of the second supporting frame 13 are provided with transverse sliding rails 12, the transverse sliding rails 12 extend to the inside of the cable fault tester 1, the inside of the transverse sliding rails 12 are in sliding connection with the outside of the second supporting frame 13, the front end of the first upper support rod 2 is provided with a transmission rod 3, the upper end of the transmission rod 3 is welded and fixed with the lower end of the battery fixed tray 4, the front end of the transmission rod 3 is attached with one end of the first upper support rod 2, a transmission threaded rod 21 is arranged in the middle between the transmission rod 3 and the transmission rod 3, the lower end of the transmission threaded rod 21 is also provided with an output motor 17, an output shaft of the output motor 17 is welded and fixed with the transmission threaded rod 21, the lower end of the outside of the transmission threaded rod 21 is provided with a transmission ring 22, the inside of the transmission ring 22 is matched with the outside of the transmission threaded rod 21 in a threaded manner, one end of the transmission ring 22 is welded and fixed with the transmission rod 3, the transmission ring is slid in a transverse sliding rail 12 by a second support frame 13, the sliding movement can directly adjust the transverse position of a cable clamp 25, and the transmission rod is rotated in the second support frame 13 by a connecting block 14 by taking a first damping rotating shaft 16 as a circle center, the adjustment of position and angle can deal with the cable of the different positions of the centre gripping in first run-through chamber 9 and the second run-through chamber 10, and the user of being convenient for accomplish the monitoring of cable by the efficient, improves availability factor.

Working principle: when the device is used and the cable is continuously monitored, according to fig. 1, 2, 3, 4, 5 and 6, the device is directly placed under the position of the cable to be monitored, an output motor 17 connected with the lower end of a transmission threaded rod 21 is started, the output of the output motor 17 drives the transmission threaded rod 21 to rotate, the rotation of the transmission threaded rod 21 and the inside of a transmission ring 22 generate relative motion, the transmission ring 22 is limited by the transmission threaded rod 21 and then drives a transmission rod 3 to rotate, the transmission rod 3 is limited by a first upper support rod 2 and then is converted into longitudinal linear motion by the rotary motion, the longitudinal linear motion of the transmission rod 3 can push a battery fixing tray 4 towards the monitoring cable, after the cable contacts the middle of the inside of the battery fixing tray 4, the output motor 17 is started, the starting of the output motor 17 drives a first transmission shaft 18 to rotate, the first transmission shaft 18 drives the second transmission shaft 19 to rotate through the transmission belt 20, the second transmission shaft 19 can drive the first pressing block 6, the second pressing block 7 and the third pressing block 8 which are connected to rotate anticlockwise towards the battery fixing tray 4, the first pressing block 6, the second pressing block 7 and the third pressing block 8 rotate between the two first supporting frames 5 by taking the second transmission shaft 19 as a circle center, after rotating into the battery fixing tray 4, cables contacted with the battery fixing tray 4 are pressed and fixed, the second pressing block 7 and the first pressing block 6 are fixed on two sides of a cable in the area of the second penetrating cavity 10, the first pressing block 6 and the third pressing block 8 are fixed on two sides of the cable in the area of the first penetrating cavity 9, a hydraulic telescopic rod 23 in the second upper supporting rod 11 is started, and the telescopic rod 23 can push cable clamps 25 at the upper end, the two cable clamps 25 respectively move towards the second penetrating cavity 10 and the first penetrating cavity 9, move and clamp the cable, then transfer travelling wave of the cable to the cable fault tester 1 through the transmission wire 24 after clamping the cable, further maintain personnel position fault points through the cable fault tester 1, maintain and monitor the fault points simultaneously, in order to enable the cable to be accurately and efficiently clamped in the cable monitoring process, before the cable clamps 25 at the upper end are pushed by extension of the hydraulic telescopic rod 23 to longitudinally move, the second support frame 13 transversely moves in the transverse sliding rail 12, the transverse position of the cable clamps 25 is transversely adjusted by sliding, the connecting block 14 and the second support frame 13 rotate by taking the first damping rotating shaft 16 as a circle center, the inclination angle of the cable clamps 25 is adjusted by rotating, and the inclination angle of the cable clamps 25 is fixed by the damping force of the first damping rotating shaft 16.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides a monitoring devices that cable fault early warning was used, includes cable fault tester (1), the centre of cable fault tester (1) upper end is provided with bracing piece (2), its characterized in that:

Still include battery fixed tray (4), it sets up in the upper end of first last bracing piece (2), the intermediate position of the outside one end of battery fixed tray (4) is provided with first pressing block (6), one side of first pressing block (6) is provided with the third and presses briquetting (8), the opposite side of first pressing block (6) is provided with the second and presses briquetting (7), the second presses briquetting (7), first pressing block (6) and third press and weld fixedly in proper order between briquetting (8), the inside both sides of battery fixed tray (4) all are provided with first support frame (5).

2. The monitoring device for cable fault pre-warning according to claim 1, wherein: the first support frame (5) is rotationally connected with the second pressing block (7), the first pressing block (6) and the third pressing block (8) through a second transmission shaft (19), an output motor (17) is arranged at the middle position of the lower end of the second transmission shaft (19), a first transmission shaft (18) is arranged at the position of an output shaft of the output motor (17), and the first transmission shaft (18) is in transmission connection with the second transmission shaft (19) through a transmission belt (20).

3. The monitoring device for cable fault pre-warning according to claim 1, wherein: the lower extreme between first pressing piece (6) and the second pressing piece (7) is provided with second and runs through chamber (10), the lower extreme between first pressing piece (6) and the third pressing piece (8) is provided with first chamber (9) of running through, and first chamber (9) and the second chamber (10) of running through all run through and extend to the upper and lower both ends of battery fixed tray (4).

4. A cable fault pre-warning monitoring device according to claim 3, wherein: the cable clamp is characterized in that the lower ends of the second penetrating cavity (10) and the first penetrating cavity (9) are respectively provided with a cable clamp (25), the lower ends of the two cable clamps (25) are respectively provided with a hydraulic telescopic rod (23), the outer parts of the hydraulic telescopic rods (23) are provided with second upper supporting rods (11), the lower ends of the second upper supporting rods (11) are welded and provided with connecting blocks (14), the upper ends and the lower ends of the hydraulic telescopic rods (23) are respectively welded and fixed with the cable clamps (25) and the connecting blocks (14), and the cable clamps (25) are electrically connected with a cable fault tester (1) through transmission wires (24).

5. The monitoring device for cable fault pre-warning according to claim 4, wherein: the cable fault tester is characterized in that a second supporting frame (13) is arranged at the lower end of the outer portion of the connecting block (14), the second supporting frame (13) is rotationally connected with the connecting block (14) through a first damping rotating shaft (16), a transverse sliding rail (12) is arranged at the lower end of the outer portion of the second supporting frame (13), the transverse sliding rail (12) extends to the inner portion of the cable fault tester (1), and the inner portion of the transverse sliding rail (12) is in sliding connection with the outer portion of the second supporting frame (13).

6. The monitoring device for cable fault pre-warning according to claim 1, wherein: the front end of first last bracing piece (2) is provided with transfer line (3), the lower extreme welded fastening of the upper end of transfer line (3) and battery fixed tray (4), the front end of transfer line (3) is laminated with the one end of first last bracing piece (2), the centre between transfer line (3) and transfer line (3) is provided with drive threaded rod (21), the lower extreme of drive threaded rod (21) is provided with output motor (17) equally, and the output shaft and the welded fastening of drive threaded rod (21) of output motor (17), the outside lower extreme of drive threaded rod (21) is provided with drive ring (22), and the inside of drive ring (22) and the outside screw thread cooperation of drive threaded rod (21), the one end and the welded fastening of transfer line (3) of drive ring (22).