CN219574344U - Cable fault detector - Google Patents

Abstract

The utility model discloses a cable fault detector, which relates to the technical field of cable fault detection and comprises a detection box, wherein four winding boxes are arranged on one side of the detection box, winding rollers are rotatably connected to one side of an inner cavity of each winding box, first wires are wound on the outer sides of the winding rollers, second wires are arranged in the middle of the inner part of each winding roller, an electronic rotary joint is arranged on the other side of the inner cavity of each winding box.

Description

Cable fault detector

Technical Field

The utility model relates to the technical field of cable fault detection, in particular to a cable fault detector.

Background

The existing cable detector adopts a high-frequency voltage doubling circuit, adopts the latest PWM high-frequency pulse width modulation technology, performs closed-loop adjustment, adopts voltage large feedback, greatly improves voltage stability, adopts a high-power IGBT device with excellent performance and a driving technology thereof, and adopts special shielding, isolation, grounding and other measures according to an electromagnetic compatibility theory. The cable detector realizes high quality and portability, and can bear rated voltage discharge without damage. According to a cable fault detector of application number CN208443962U, it has the variable resistor that is "cylinder" shape through setting up, and variable resistor electric connection in data acquisition system and control panel, when the cable takes place the short circuit, can cause great electric current, at this moment, voltage is unchangeable, electric current grow, variable resistor can automatically regulated resistance size, prevent that the electric current is too big from causing the damage of detector internal fittings, electric connection's data acquisition system can carry out the collection and the calculation of electric current and resistance data, alright know the relevant information of measured cable, thereby holistic functionality has been improved. However, when the cable detection device is used, the connection position of the detection element and the machine body is not limited when the detection element is connected with the machine body, so that if a wire is carelessly pulled during working, the connection between the detection element and the machine body is easily disconnected, and the cable detection work is affected.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a cable fault detector, which solves the problems in the background art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a cable fault detector, includes the detection case, one side of detection case is provided with four rolling cases, one side of rolling case inner chamber all rotates and is connected with the wind-up roll, the outside of wind-up roll all twines there is first wire, the inside middle part of wind-up roll all is provided with the second wire, the opposite side of rolling case inner chamber all is provided with electronic rotary joint, the one end of second wire all is connected with electronic rotary joint's one end, the one end of wind-up roll all is connected with electronic rotary joint's one end's outside, the one end of first wire all extends to the outside of rolling case and is provided with the inserted end, the link has all been placed to one side of inserted end, the one end of inserted end all inserts inside the link, the other end of link all is provided with the third wire, the one end of third wire all is provided with detecting element, the outside of inserted end all is provided with two link, the thread groove has all been seted up inside the screw thread groove, the thread groove inside all is connected with the threaded rod, one end all extend to the outside of link and have splint through the axle sleeve connection;

the method comprises the steps of connecting a detection element such as a crocodile clip with a detected cable, then conducting pulse emission by a pulse emitter in the detector, automatically forming a pulse signal with a certain width by the pulse emission signal, then conducting sampling by pressing a key after connection is completed, enabling the detector to enter a waiting sampling state, adjusting a discharge ball gap, boosting the detected cable, enabling the voltage to rise to a certain value, enabling the discharge ball gap to discharge, recording waveforms according to the waveform size, readjusting the input amplitude according to the waveform size, conducting repeated sampling, calculating a fault point from the detected waveform diagram, conducting pulse collecting processing by a data collecting system, transmitting data to a control panel on the detector, controlling a waveform diagram displayed by a display screen, connecting the detection element such as a current sampler, conducting sampling by pressing a key after connection is completed, enabling the detector to enter a waiting sampling state, enabling the discharge ball gap to be adjusted, enabling the detected cable to be subjected to be boosted, enabling the voltage to be discharged to be recorded to be the waveform, enabling the input amplitude to be adjusted, conducting repeated sampling, enabling the fault point to be calculated from the tested waveform diagram, enabling the cable to be subjected to calculation, and enabling the detector to be large in comparison with the current to be large, and enabling the detector to be prevented from being large in the current to be large, and the current to be prevented from being large, and the current to be large, and the related to the current to be can be changed, and the resistor is prevented from being changed, and the system is capable of being changed and can be changed.

Preferably, the other ends of the threaded rods extend to the other side of the connecting frame, so that operators can conveniently rotate the threaded rods.

Preferably, the one end of wind-up roll is all fixedly connected with knob, the one end of knob all extends to the outside of wind-up box for operating personnel is through rotating the knob, can drive the wind-up roll and rotate.

Preferably, one side of knob all is provided with the connecting cylinder, one side of connecting cylinder inner chamber all is provided with spacing spring, spacing spring's one end all is provided with the card post, the one end of card post all extends to the outside of connecting cylinder, can drive the card post and remove.

Preferably, a plurality of draw-in grooves have all been seted up to one side of wind-up box, the one end of draw-in column is all inserted inside the draw-in groove that corresponds for the draw-in column cooperatees with the draw-in groove, can carry out spacingly to the position of wind-up roll.

Preferably, the detector is arranged inside the detection box, four communication ends are arranged inside the detector, one end of each communication end extends to the outer side of the detection box and is connected with the other end of the electronic rotary joint, and the inserted end, the first lead and the electronic rotary joint can be electrically connected with the detector through the communication ends.

Preferably, the equal fixedly connected with of one side of detecting box is placed the case, the detecting box all articulates with the top of placing the case has the case lid, conveniently takes detecting element, conveniently carries out cable fault detection.

The utility model provides a cable fault detector, which has the following beneficial effects:

1. this cable fault detector is through being provided with link, thread groove and splint for be provided with detection element one end and be connected with the inserted end, then operating personnel rotates the threaded rod, makes the threaded rod promote the splint removal, makes the splint contact with the outside of third wire, thereby carries out spacingly to the link, thereby prevents to receive unexpected touch at the testing process, leads to the connection disconnection of link and inserted end on the detection element, influences the condition emergence of going on of cable fault detection work.

2. This cable fault detector, through being provided with the wind-up roll, first wire and draw-in column, after detecting, pull out the inserted end from the link is inside, make inserted end and link break away from and be connected, then put into detecting element and place the incasement portion, then operating personnel detains movable clip post, make the one end of draw-in column remove from the draw-in groove is inside, then operating personnel rotates the knob, make the wind-up roll rotate, make first wire winding in the outside of wind-up roll, then operating personnel unclamp the draw-in column, make spacing spring promote the card post removal, make the one end of card post insert to the draw-in groove that corresponds inside, it is spacing to carry out the rotation knob and the wind-up roll, thereby carry out the rolling to first wire, can carry out the rolling to first wire when not using, prevent that many first wires from winding together, make during the use need not separate with many first wires that twine together, thereby make this cable fault detector facilitate the use.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the position structure of the detection box and the detector of the present utility model;

FIG. 3 is a schematic side view of the inner structure of the winding box of the utility model;

FIG. 4 is an enlarged view of the utility model at A of FIG. 1;

fig. 5 is an enlarged view of fig. 3B in accordance with the present utility model.

In the figure: 1. a detection box; 2. a winding box; 3. a wind-up roll; 4. a first wire; 5. a second wire; 6. an electronic rotary joint; 7. a knob; 8. a connecting cylinder; 9. a limit spring; 10. a clamping column; 11. a clamping groove; 12. inserting an end; 13. a connection end; 14. a third wire; 15. a connecting frame; 16. a thread groove; 17. a threaded rod; 18. a clamping plate; 19. placing a box; 20. a detector; 21. and a communication end.

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.

Example 1

Referring to fig. 1 and fig. 4, the present utility model provides a technical solution: the utility model provides a cable fault detector, including detecting case 1, one side that detects case 1 is provided with four rolling cases 2, one side of rolling case 2 inner chamber all rotates and is connected with wind-up roll 3, the outside of wind-up roll 3 all twines there is first wire 4, the inside middle part of wind-up roll 3 all is provided with second wire 5, the opposite side of rolling case 2 inner chamber all is provided with electronic rotary joint 6, the one end of second wire 5 all is connected with the one end of electronic rotary joint 6, the one end of wind-up roll 3 all is connected with the outside of electronic rotary joint 6 one end, the one end of first wire 4 all extends the outside of rolling case 2 and is provided with spigot 12, tip 13 has all been placed to one side of spigot 12, the one end of spigot 12 all inserts inside the link 13, the other end of link 13 all is provided with third wire 14, the one end of third wire 14 all is provided with detecting element, the outside of spigot 12 all is provided with two link 15, thread groove 16 has all been seted up to inside the link 15, thread groove 16 inside all threaded rod 17, the one end of spigot 16 all extends to the link 15 and has the splint outside through the axle sleeve 18.

The other ends of the threaded rods 17 extend to the other side of the connecting frame 15.

Example two

Referring to fig. 1 to 3 and fig. 5, the present utility model provides a technical solution: the equal fixedly connected with knob 7 of one end of wind-up roll 3, the one end of knob 7 all extends to the outside of wind-up box 2, one side of knob 7 all is provided with connecting cylinder 8, one side of connecting cylinder 8 inner chamber all is provided with spacing spring 9, spacing spring 9's one end all is provided with card post 10, the one end of card post 10 all extends to the outside of connecting cylinder 8, a plurality of draw-in groove 11 has all been seted up to one side of wind-up box 2, the one end of card post 10 all inserts inside the draw-in groove 11 that corresponds, the inside detector 20 that is provided with of detection box 1, the inside of detector 20 is provided with four link 21, the one end of link 21 all extends to the outside of detection box 1 and is connected with the other end of electronic rotary joint 6, one side of detection box 1 all fixedly connected with places case 19, detection box 1 all articulates with the case lid with the top of placing case 19.

In summary, the cable fault detector is used, when the cable fault detector is used, a detecting element in the placing box 19 is taken out, then one end of the detecting element is provided with a connecting end 13 and is connected with the inserting end 12, then an operator rotates a threaded rod 17, so that the threaded rod 17 pushes a clamping plate 18 to move, the clamping plate 18 contacts with the outer side of a third wire 14, thereby limiting the connecting end 13, then the operator can buckle the clamping column 10 according to needs, so that one end of the clamping column 10 moves out of the clamping groove 11, then tear the first wire 4, so that the first wire 4 is pulled out of the outer side of the winding roller 3, after the first wire 4 is pulled out for a certain length, the operator releases the clamping column 10, so that a limiting spring 9 pushes the clamping column 10 to move, so that one end of the clamping column 10 is inserted into the corresponding clamping groove 11, the rotating button 7 and the winding roller 3 are limited, the detection element is electrically connected with the detector 20 through the communication end 21 so as to detect cable faults, after the detection is completed, an operator resets the rotating threaded rod 17, the threaded rod 17 drives the clamping plate 18 to move, the clamping plate 18 is separated from contact with the outer side of the third wire 14, the connection end 13 is released from a limit state, then the inserting end 12 is pulled out of the connection end 13, the inserting end 12 is separated from the connection end 13, the detection element is placed into the placement box 19, then the operator buckles the clamping column 10, one end of the clamping column 10 moves out of the clamping groove 11, then the operator rotates the knob 7, the winding roller 3 rotates, the first wire 4 is wound on the outer side of the winding roller 3, then the operator releases the clamping column 10, the limiting spring 9 pushes the clamping column 10 to move, one end of the clamping column 10 is inserted into the corresponding clamping groove 11, the knob 7 and the wind-up roller 3 are limited, so that the first lead 4 is wound up.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (7)

1. The utility model provides a cable fault detector, includes detection case (1), its characterized in that: one side of detection case (1) is provided with four rolling cases (2), one side of rolling case (2) inner chamber all rotates and is connected with wind-up roll (3), the outside of wind-up roll (3) all twines and has first wire (4), the inside middle part of wind-up roll (3) all is provided with second wire (5), the opposite side of rolling case (2) inner chamber all is provided with electronic swivel joint (6), the one end of second wire (5) all is connected with the one end of electronic swivel joint (6), the one end of wind-up roll (3) all is connected with the outside of electronic swivel joint (6) one end, the one end of first wire (4) all extends to the outside of rolling case (2) and is provided with inserted end (12), one side of inserted end (12) all has placed link (13), the one end of inserted end (12) all inserts to the inside of link (13), the other end of link (13) all is provided with third wire (14), the one end of third wire (14) all is connected with the one end of electronic swivel joint (6) one end, one end (16) all is provided with threaded connection groove (16) all, two thread groove(s) (16) all are all set up in the inside threaded connection groove (16), one end of each threaded rod (17) extends to the outer side of the connecting frame (15) and is connected with a clamping plate (18) through a shaft sleeve.

2. A cable fault detector according to claim 1, wherein: the other ends of the threaded rods (17) extend to the other side of the connecting frame (15).

3. A cable fault detector according to claim 1, wherein: one end of the winding roller (3) is fixedly connected with a knob (7), and one end of the knob (7) extends to the outer side of the winding box (2).

4. A cable fault detector according to claim 3 wherein: one side of knob (7) all is provided with connecting cylinder (8), one side of connecting cylinder (8) inner chamber all is provided with spacing spring (9), the one end of spacing spring (9) all is provided with card post (10), the one end of card post (10) all extends to the outside of connecting cylinder (8).

5. The cable fault detector of claim 4, wherein: a plurality of clamping grooves (11) are formed in one side of the winding box (2), and one end of each clamping column (10) is inserted into the corresponding clamping groove (11).

6. A cable fault detector according to claim 1, wherein: the detection box (1) is internally provided with a detector (20), the detector (20) is internally provided with four communication ends (21), and one end of each communication end (21) extends to the outer side of the detection box (1) and is connected with the other end of the electronic rotary joint (6).

7. A cable fault detector according to claim 1, wherein: one side of the detection box (1) is fixedly connected with a placement box (19), and the detection box (1) is hinged with the top of the placement box (19) through a box cover.