CN210090601U

CN210090601U - Detection apparatus with detect withstand voltage of cable conductor and insulating function

Info

Publication number: CN210090601U
Application number: CN201920567826.4U
Authority: CN
Inventors: 徐金水; 张成勇
Original assignee: Jiangsu Jianxiong Electrical Installation Engineering Co Ltd
Current assignee: Jiangsu Jianxiong Electrical Installation Engineering Co Ltd
Priority date: 2019-04-24
Filing date: 2019-04-24
Publication date: 2020-02-18
Anticipated expiration: 2029-04-24

Abstract

The utility model discloses a detection device with functions of detecting the withstand voltage and the insulation of a cable line, which belongs to the technical field of cable detection, and comprises a base I, wherein a cable withstand voltage tester main body, a hydraulic telescopic rod, a sliding plate and a fixed plate are sequentially arranged at the top of the base I from left to right, a high-voltage connector is arranged at the top of the cable withstand voltage tester main body, three groups of cable detection heads are arranged at the right end of the sliding plate at equal intervals, a lead is arranged on the high-voltage connector, the high-voltage connector is connected with the cable detection heads through the lead, three groups of sleeve pipes are arranged on the fixed plate, and the sleeve pipes and the cable detection heads are mutually matched, when electric leakage occurs on the surface of the cable, current flows along the iron wire coil and passes through the copper wire, the current is transmitted to the universal meter, people can know whether the electric leakage condition occurs on the surface of the cable by observing the universal meter; through setting up the iron wire circle that the diameter is inequality, can be through the cable conductor of multiple model, the practicality is good.

Description

Detection apparatus with detect withstand voltage of cable conductor and insulating function

Technical Field

The utility model relates to a cable detects technical field, specifically is a detection device with it is withstand voltage and insulating function to detect the cable conductor.

Background

Usually, the crosslinked polyethylene insulated power cable is widely applied due to excellent electrical performance and mechanical physical performance, and for medium-voltage power cables with rated voltage of 6 kV-30 kV, the withstand voltage test of the cable before leaving the factory is indispensable as a routine test of products. In general, a withstand voltage test is a standard for judging whether a cable is qualified or not by applying a certain voltage to the insulation of a product under a certain condition and determining whether the insulation is broken down or not after the product is subjected to a certain time. The traditional cable voltage-withstanding testing efficiency is low, only one cable can be tested at a time, and a worker needs to manually plug and pull the cable, so that certain potential safety hazards exist. And because the cable has certain flexibility, if adopt conventional machinery to plug the cable, then the accuracy of location can not guarantee again, in addition when carrying out cable conductor withstand voltage test, the condition of surface electric leakage can appear in the cable that insulating layer quality is not good, for this reason, we provide a detection device with detect cable conductor withstand voltage and insulating function.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a detection device with it is withstand voltage and insulating function to detect the cable conductor to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a detection device with functions of detecting the voltage resistance and the insulation of a cable comprises a first base, a cable voltage resistance tester main body is sequentially arranged on the top of the first base from left to right, hydraulic telescoping rod, sliding plate and fixed plate, cable withstand voltage tester main part top is provided with high pressure joint, the sliding plate right-hand member equidistance is provided with three cable of group and detects the head, the last wire that is provided with of high pressure joint, high pressure joint passes through the wire and the cable detects the head is connected, install three sets of sleeves on the fixed plate, sleeve pipe and cable detect the head and mutually support, two sets of resilient means are installed to the fixed plate left end, base one right-hand member is pegged graft and is had base two, the lead plate is installed at two tops of base, from the top down is equipped with the triplex row of round holes on the lead plate, the one row of round hole is provided with four groups, the iron wire circle is all installed to four group.

Preferably, the inside iron wire circle of round hole of a line is iron wire circle one, iron wire circle two, iron wire circle three and iron wire circle four in proper order after to in the past, and wherein iron wire circle diameter is less than iron wire circle two, and iron wire circle two diameters are less than iron wire circle three, and iron wire circle three diameters are less than iron wire circle four, all is connected with the copper wire between the four iron wire circles of group, and the lead plate is inside to be provided with and copper wire complex spool, and the lead plate is insulating ceramic lead plate, and the copper wire front end extends to spool outside and universal meter electric connection.

Preferably, the elastic device comprises a middle fixing rod, a spring is sleeved on the outer wall of the fixing rod, the right end of the spring is fixedly connected with the fixing plate, and a through hole matched with the fixing rod is formed in the sliding plate.

Preferably, the universal wheels are installed at the bottom of the second base, four groups of inserting columns are arranged at the left ends of the second base at equal intervals, and inserting slots matched with the inserting columns are formed in the right end of the first base.

Preferably, the sliding block is installed to the sliding plate bottom, and a base top is provided with the spout with slider complex, and the spout rightmost end is located the sleeve pipe under the leftmost end.

Preferably, the slide plate left end be provided with hydraulic telescoping rod complex insulation stress board, wire externally mounted has flexible protective sheath, and the sliding plate is connected to flexible protective sheath right-hand member, and the wire right-hand member passes the sliding plate through flexible protective sheath and cable detection head is connected.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model relates to an ingenious, easy operation, through opening hydraulic telescoping rod, make the sliding plate move right along the spout on base one, sliding plate and fixed plate constantly are close to, make the dead lever on the fixed plate pass the through-hole on the sliding plate, make the spring compressed, the cable conductor that extends to the outside of sleeve pipe left end at this moment inserts in the cable detection head, then open cable withstand voltage tester main part, carry out withstand voltage detection to the cable conductor, after the detection is accomplished, hydraulic telescoping rod contracts back, the spring resets, push the sliding plate left and promote, make cable conductor and cable detection head separate, make things convenient for personnel to take out the cable conductor; by arranging the iron wire ring, when electric leakage occurs on the surface of the cable, current passes through the copper wire along the iron wire ring and is transmitted to the universal meter, so that people can know whether the electric leakage occurs on the surface of the cable by observing the universal meter; through setting up the iron wire circle that the diameter is inequality, can be through the cable conductor of multiple model, the practicality is good.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a left side view of the lead plate of the present invention.

In the figure: 1. a first base; 2. a cable withstand voltage tester main body; 3. a hydraulic telescopic rod; 4. a sliding plate; 41. a through hole; 42. a slider; 43. an insulating stress plate; 5. a fixing plate; 51. a sleeve; 6. a high-pressure joint; 7. a cable detection head; 8. a wire; 9. an elastic device; 91. fixing the rod; 92. a spring; 10. a second base; 101. a universal wheel; 102. inserting a column; 11. a lead plate; 12. a circular hole; 13. an iron wire ring; 131. a first iron wire is looped; 132. a second iron wire ring; 133. a third iron wire ring; 134. a fourth iron wire ring; 135. a copper wire; 14. a multimeter.

Detailed Description

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

Referring to fig. 1-2, the present invention provides a technical solution: a detection device with functions of detecting voltage resistance and insulation of a cable comprises a base I1, wherein a cable voltage resistance tester main body 2, a hydraulic telescopic rod 3, a sliding plate 4 and a fixing plate 5 are sequentially arranged on the top of the base I1 from left to right, a high-voltage connector 6 is arranged on the top of the cable voltage resistance tester main body 2, three groups of cable detection heads 7 are arranged at the right end of the sliding plate 4 at equal intervals, a lead 8 is arranged on the high-voltage connector 6, the high-voltage connector 6 is connected with the cable detection heads 7 through the lead 8, three groups of sleeves 51 are arranged on the fixing plate 5, the sleeves 51 are matched with the cable detection heads 7, two groups of elastic devices 9 are arranged at the left end of the fixing plate 5, a base II 10 is inserted at the right end of the base I1, a lead plate 11 is arranged on the top of the base II 10, three rows of round holes 12 are, be provided with three universal meters 14 on the lead plate 11, wire coil 13 inside same capable round hole 12 all with 14 electric connection of same group of universal meter, when carrying out the test that whether the cable conductor exists the electric leakage condition, pass wire coil 13 in certain round hole 12 in the three lines of round holes 12 with three group's cable conductors, through such setting up can be clear know which group's cable conductor has appeared the electric leakage condition, conveniently overhaul, the electrical components that appear in this article all with external master controller and 220V commercial power electricity connection, and the master controller can play the conventional known equipment of control for computer etc..

Wherein, the wire loop 13 in one row of round holes 12 is a wire loop one 131, a wire loop two 132, a wire loop three 133 and a wire loop four 134 in sequence from front to back, wherein the diameter of the wire loop one 131 is smaller than that of the wire loop two 132, the diameter of the wire loop two 132 is smaller than that of the wire loop three 133, the diameter of the wire loop three 133 is smaller than that of the wire loop four 134, three groups of cables can pass through the wire loop 13 in one row of round holes 12 in three rows of round holes 12 according to the thickness of the cables, the practicability is good, copper wires 135 are connected among the four groups of wire loops 13, a wire pipe matched with the copper wires 135 is arranged in the wire plate 11, the wire plate 11 is an insulating ceramic wire plate, the front end of the copper wire 135 extends to the outside of the wire pipe and is electrically connected with a universal meter 14, when the cable voltage withstand test is carried out, if the quality problem exists, when the electric leakage condition occurs outside the cable, the current passes through the copper wire 135 along the iron wire ring 13 and is transmitted to the universal meter 14, so that people can know whether the electric leakage condition occurs on the surface of the cable by observing the universal meter 14;

the elastic device 9 comprises a fixing rod 91 in the middle, a spring 92 is sleeved on the outer wall of the fixing rod 91, the right end of the spring 92 is fixedly connected with the fixing plate 5, a through hole 41 matched with the fixing rod 91 is formed in the sliding plate 4, and when the hydraulic telescopic rod 3 pushes the sliding plate 4 to slide rightwards, the fixing rod 91 is inserted into the through hole 41, so that the spring 92 is compressed by the sliding plate 4;

the universal wheels 101 are installed at the bottom of the second base 10, four groups of inserting columns 102 are arranged at the left end of the second base 10 at equal intervals, inserting slots matched with the inserting columns 102 are formed in the right end of the first base 1, the inserting columns 102 can be inserted into the inserting slots as required, in order to enable the central points of iron wire loops 13 through which three groups of cables penetrate and the axis of the sleeve 51 to be located on the same straight line, one group of inserting columns 102 can be inserted, two groups of inserting columns 102 can be inserted, even the four groups of inserting columns 102 are completely inserted into the corresponding inserting slots, the first base 1 and the second base 10 are connected, and the universal wheels 101 are arranged to enable the second base 10 to be convenient to move;

the sliding block 42 is installed at the bottom of the sliding plate 4, the sliding groove matched with the sliding block 42 is formed in the top of the base I1, the rightmost end of the sliding groove is located right below the leftmost end of the sleeve 51, and the sliding plate 4 can slide in the sliding groove through the sliding block 42;

4 left ends of sliding plate are provided with 3 complex insulating atress boards 43 of hydraulic telescoping rod, 8 externally mounted of wire have flexible protective sheath, sliding plate 4 is connected to flexible protective sheath right-hand member, 8 right-hand members of wire pass sliding plate 4 and cable through flexible protective sheath and detect head 7 and connect, flexible protective sheath is the elastic insulation pipe that rubber made, 8's length of wire is greater than the distance between cable withstand voltage tester main part 2 and the fixed plate 5.

The working principle is as follows: when the tester is used, firstly, a cable sequentially passes through the iron wire ring 13 and the sleeve 51 from right to left to be fixed horizontally, then the hydraulic telescopic rod 3 is opened, the hydraulic telescopic rod 3 extends rightwards to abut against the insulation stress plate 43, the sliding plate 4 moves rightwards along the sliding groove on the base 1, the sliding plate 4 and the fixed plate 5 are continuously close to each other, the fixing rod 91 on the fixed plate 5 passes through the through hole 41 on the sliding plate 4 to be compressed, the cable extending to the outside of the left end of the sleeve 51 is inserted into the cable detection head 7, then the cable withstand voltage tester main body 2 is opened to carry out withstand voltage detection on the cable, in the test process, the electric leakage condition can occur on the surfaces of some cables, therefore, the iron wire ring 13 is arranged, when the electric leakage occurs on the surfaces of the cables, the current passes through the copper wire 135 along the iron wire ring 13 to, make people through observing universal meter 14, can know whether the electric leakage condition appears in the cable conductor surface, after the withstand voltage detection of cable was accomplished, hydraulic telescoping rod 3 retracted, and spring 92 resets, pushes away sliding plate 4 left side and promotes for cable conductor and cable detection head 7 separation make things convenient for personnel to take out the cable conductor.

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 detection apparatus with detect withstand voltage of cable conductor and insulating function, includes base one (1), its characterized in that: a cable withstand voltage tester main body (2), a hydraulic telescopic rod (3), a sliding plate (4) and a fixed plate (5) are sequentially installed on the top of a base I (1) from left to right, a high-voltage connector (6) is arranged on the top of the cable withstand voltage tester main body (2), three groups of cable detection heads (7) are arranged on the right end of the sliding plate (4) at equal intervals, a lead (8) is arranged on the high-voltage connector (6), the high-voltage connector (6) is connected with the cable detection heads (7) through the lead (8), three groups of sleeves (51) are installed on the fixed plate (5), the sleeves (51) are matched with the cable detection heads (7), two groups of elastic devices (9) are installed at the left end of the fixed plate (5), a base II (10) is inserted into the right end of the base I (1), a lead plate (11) is installed on the top of the base II, one line of round holes (12) is provided with four groups, and iron wire circle (13) are all installed to four groups of round holes (12) inner wall, are provided with three groups of universal meters (14) on lead plate (11), and all with same group of universal meter (14) electric connection are enclosed to inside iron wire (13) of round hole (12) in the same line.

2. The device for detecting the withstand voltage and the insulation of the cable according to claim 1, wherein: wire circle (13) of one line of round hole (12) inside is wire circle one (131) in proper order after to in the past, wire circle two (132), wire circle three (133) and wire circle four (134), wherein wire circle one (131) diameter is less than wire circle two (132), wire circle two (132) diameters are less than wire circle three (133), wire circle three (133) diameters are less than wire circle four (134), all be connected with copper wire (135) between four groups of wire circles (13), inside be provided with copper wire (135) complex spool of lead plate (11), lead plate (11) are insulating ceramic lead plate, copper wire (135) front end extends to the spool outside and universal meter (14) electric connection.

3. The device for detecting the withstand voltage and the insulation of the cable according to claim 1, wherein: the elastic device (9) comprises a middle fixing rod (91), a spring (92) is sleeved on the outer wall of the fixing rod (91), the right end of the spring (92) is fixedly connected with the fixing plate (5), and a through hole (41) matched with the fixing rod (91) is formed in the sliding plate (4).

4. The device for detecting the withstand voltage and the insulation of the cable according to claim 1, wherein: universal wheels (101) are installed at the bottom of the second base (10), four groups of inserting columns (102) are arranged at the left end of the second base (10) at equal intervals, and inserting grooves matched with the inserting columns (102) are formed in the right end of the first base (1).

5. The device for detecting the withstand voltage and the insulation of the cable according to claim 1, wherein: the sliding block (42) is installed at the bottom of the sliding plate (4), a sliding groove matched with the sliding block (42) is formed in the top of the base I (1), and the rightmost end of the sliding groove is located right below the leftmost end of the sleeve (51).

6. The device for detecting the withstand voltage and the insulation of the cable according to claim 1, wherein: sliding plate (4) left end be provided with hydraulic telescoping rod (3) complex insulating stress board (43), wire (8) externally mounted has flexible protective sheath, and sliding plate (4) are connected to flexible protective sheath right-hand member, and wire (8) right-hand member passes sliding plate (4) and cable detection head (7) through flexible protective sheath and connects.