CN212134751U

CN212134751U - Power grid fault detection device

Info

Publication number: CN212134751U
Application number: CN202020353544.7U
Authority: CN
Inventors: 王啸远; 任照华
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-19
Filing date: 2020-03-19
Publication date: 2020-12-11
Anticipated expiration: 2030-03-19

Abstract

The utility model relates to an electric power detects technical field, and discloses a grid fault detection device, including power cable fault tester, power cable fault tester's incoming end is connected with the connecting wire, the other end fixedly connected with copper utmost point piece of connecting wire, the insulating seat of bottom fixedly connected with of copper utmost point piece, the connecting wire runs through insulating seat and copper utmost point piece electric connection, the one end fixedly connected with fixed plate of insulating seat, the spout has been seted up on the fixed plate is close to the lateral wall of copper utmost point piece, sliding connection has the slider in the spout, be equipped with the screw hole on the slider, it is connected with the threaded rod to rotate through two bearings on the cell wall that the spout is in opposite directions, the slider passes through screw hole threaded connection on the threaded rod. The utility model discloses the electric wire that can automatic centre gripping needs to detect need not the manual fastener centre gripping of opening for people's hand is far away with the fault line distance, has improved the safety system degree that the workman detected the fault circuit.

Description

Power grid fault detection device

Technical Field

The utility model relates to an electric power detects technical field, especially relates to a grid fault detection device.

Background

The power cable fault tester is a special cable detection device for solving the test of open circuit, short circuit, grounding, low resistance, high resistance flashover and high resistance leakage faults of a power cable and the accurate test of open circuit and short circuit faults of a coaxial communication cable and a local telephone cable. The existing power grid fault detection device mainly comprises a power cable fault tester and a wire clamping device (wire clamp) for detecting a wire, and the wire clamp is connected with the power cable fault tester through a connecting wire (wire). The existing power grid fault detection device detects a fault line by using a wire clamp, the wire clamp needs to be manually opened by a person and is troublesome, the wire clamp is only provided with an insulating tape at an extrusion part, the insulating tape is easy to wear and age, the hand of the person is close to a fault wire, so that the safety system of the wire clamp is low, and certain potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving and need manual be connected fastener and fault line among the prior art, people's hand is nearer with fault line distance for the safety system degree of fastener is lower, has the problem of certain potential safety hazard, and the electric wire netting fault detection device who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a power grid fault detection device comprises a power cable fault tester, wherein a connecting wire is connected to the access end of the power cable fault tester, a copper pole block is fixedly connected to the other end of the connecting wire, an insulating seat is fixedly connected to the bottom of the copper pole block, the connecting wire penetrates through the insulating seat and is electrically connected with the copper pole block, a fixing plate is fixedly connected to one end of the insulating seat, a sliding groove is formed in the side wall, close to the copper pole block, of the fixing plate, a sliding block is connected to the sliding groove in a sliding mode, a threaded rod is rotatably connected to the opposite groove wall of the sliding groove through two bearings, the sliding block is connected to the threaded rod through threaded holes in a threaded mode, a motor is installed at the upper end of the fixing plate, the output end of the motor is connected with one end of the threaded rod through a coupler, and one end, and fixedly connected with fly leaf, the bottom fixedly connected with briquetting of fly leaf, symmetry fixedly connected with connecting rod, two on the lateral wall that the fly leaf was kept away from to the fixed plate the common fixedly connected with dead lever of the other end of connecting rod.

Preferably, the power cable fault tester is fixedly connected with a hanging rod, and the connecting wire is wound on the hanging rod in a spiral shape.

Preferably, the four corners of the bottom of the power cable fault tester are fixedly connected with T-shaped supporting legs, and the pressing block and the insulating base are made of insulating materials.

Preferably, all be equipped with the arc recess on the lateral wall that copper utmost point piece and briquetting are in opposite directions, the connecting wire passes through the bottom fixed connection of ply-yarn drill and fixed plate.

Preferably, one end of the insulating base, which is far away from the fixing plate, is fixedly connected with a guide block, and the section of the guide block is a right-angled triangle.

Preferably, the hanging rod is provided with a fixing hole, the lower end of the fixing rod penetrates through the fixing hole and extends outwards, and the rod wall of the fixing rod is fixedly sleeved with an elastic sleeve.

Compared with the prior art, the utility model provides a grid fault detection device possesses following beneficial effect:

the power grid fault detection device comprises a power cable fault tester, a connecting wire, a copper pole block, an insulating base, a fixing plate, a sliding groove, a sliding block, a threaded rod, a motor, a movable plate, a pressing block, a connecting rod and a fixing rod, wherein when a fault circuit needs to be detected, the fixing rod is taken out, the fixing rod is held at a position far away from the connecting rod, an electric wire to be detected is placed on an arc-shaped groove of the copper pole block, the motor rotates forwards to drive the threaded rod to rotate forwards, the sliding block moves downwards in the sliding groove to drive the movable plate and the pressing block to move downwards, the copper pole block and the pressing block can clamp electric wires with different thicknesses, the copper pole block is enabled to be in better contact with an exposed part of the electric wire, the electric current is transmitted into the power cable fault tester through the connecting wire, the electric wire to be detected can be automatically clamped without manually opening a wire clamp, and the distance between a, the safety degree of detecting the fault circuit by workers is improved.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses the electric wire that can automatic centre gripping needs to detect need not the manual fastener centre gripping of opening for people's hand is far away with the fault line distance, has improved the safety of workman detection fault circuit and has been spent.

Drawings

Fig. 1 is a schematic structural diagram of a power grid fault detection device provided by the present invention;

fig. 2 is a structural diagram of the power grid fault detection device for detecting the wire clamping portion provided by the utility model.

In the figure: the device comprises a power cable fault tester 1, a connecting wire 2, a copper pole block 3, an insulating base 4, a fixing plate 5, a sliding groove 6, a sliding block 7, a threaded rod 8, a motor 9, a movable plate 10, a pressing block 11, a connecting rod 12, a fixing rod 13, a hanging rod 14 and a guide block 15.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a power grid fault detection device, comprising a power cable fault tester 1, wherein an access end of the power cable fault tester 1 is connected with a connecting wire 2, the other end of the connecting wire 2 is fixedly connected with a copper pole block 3, the bottom of the copper pole block 3 is fixedly connected with an insulating base 4, the connecting wire 2 penetrates through the insulating base 4 and is electrically connected with the copper pole block 3, one end of the insulating base 4 is fixedly connected with a fixing plate 5, the side wall of the fixing plate 5, which is close to the copper pole block 3, is provided with a chute 6, a slide block 7 is slidably connected in the chute 6, the slide block 7 is provided with a threaded hole, a threaded rod 8 is rotatably connected on the opposite chute wall of the chute 6 through two bearings, the slide block 7 is in threaded connection with the threaded rod 8 through the threaded hole, the upper end of the fixing plate 5 is provided with a motor 9, an output end of the, and a movable plate 10 is fixedly connected, a press block 11 is fixedly connected to the bottom of the movable plate 10, connecting rods 12 are symmetrically and fixedly connected to the side wall of the fixed plate 5 away from the movable plate 10, and a fixed rod 13 is fixedly connected to the other ends of the two connecting rods 12 together, when a fault circuit needs to be detected, the fixed rod 13 is taken out, the fixed rod 13 is held at a position away from the connecting rods 12, an electric wire to be detected is placed on an arc-shaped groove of the copper pole block 3, the motor 9 rotates forwards to drive the threaded rod 8 to rotate forwards, so that the sliding block 7 moves downwards in the sliding groove 6 to drive the movable plate 10 and the press block 11 to move downwards, the copper pole block 3 and the press block 11 can clamp electric wires with different thicknesses, the copper pole block 3 is better contacted with an exposed part of the electric wire, the current is transmitted into the power cable fault tester 1 through the connecting wire to detect, need not the manual fastener centre gripping of opening for people's hand is far away with the fault line distance, has improved the safety degree that the workman detected the fault circuit.

Fixedly connected with peg 14 on power cable fault tester 1, connecting wire 2 is the heliciform winding on peg 14, is convenient for orderly take in connecting wire 2.

The supporting leg of the equal fixedly connected with T type in four corners department of 1 bottom of power cable fault tester can carry out the support that stabilizes to power cable fault tester 1, and briquetting 11 and insulator seat 4 are made by insulating material.

All be equipped with the arc recess on the lateral wall that copper utmost point piece 3 and briquetting 11 are in opposite directions, can carry on spacingly to the electric wire that needs detect, avoid its slip to leave, connecting wire 2 passes through the bottom fixed connection of ply-yarn drill and fixed plate 5.

One end fixedly connected with guide block 15 that fixed plate 5 was kept away from to insulator 4, the section of guide block 15 is right triangle, can make the electric wire that needs to detect slide to the arc recess of copper utmost point piece 3 in through the inclined plane on the guide block 15.

The hanging rod 14 is provided with a fixing hole, the lower end of the fixing rod 13 penetrates through the fixing hole and extends outwards, and the rod wall of the fixing rod 13 is fixedly sleeved with an elastic sleeve, so that the fixing rod 13 can be conveniently placed, and meanwhile, the connecting wire 2 wound on the hanging rod 14 is prevented from sliding off.

The utility model discloses in, when needs examine fault circuit, take out dead lever 13, hold dead lever 13 and keep away from the position department of connecting rod 12, the electric wire that will detect is arranged in on the arc recess of copper utmost point piece 3, motor 9 corotation, drive 8 corotation of threaded rod, make slider 7 downstream in spout 6, drive fly leaf 10 and briquetting 11 downstream, copper utmost point piece 3 and briquetting 11 can the electric wire of the different thicknesses of centre gripping, make the exposed position contact of copper utmost point piece 3 better and electric wire, spread into power cable fault tester 1 with the electric current through the connecting wire in, thereby detect it, the electric wire that can automatic centre gripping needs the detection, need not manually to open the fastener centre gripping, make people's hand and fault electric wire distance far away, the safety coefficient that the workman detected fault circuit has been improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a power grid fault detection device, includes power cable fault tester (1), its characterized in that, the incoming end of power cable fault tester (1) is connected with connecting wire (2), the other end fixedly connected with copper utmost point piece (3) of connecting wire (2), the bottom fixedly connected with insulating seat (4) of copper utmost point piece (3), connecting wire (2) run through insulating seat (4) and copper utmost point piece (3) electric connection, the one end fixedly connected with fixed plate (5) of insulating seat (4), spout (6) have been seted up on the lateral wall that fixed plate (5) are close to copper utmost point piece (3), sliding connection has slider (7) in spout (6), be equipped with the screw hole on slider (7), be connected with threaded rod (8) through two bearing rotations on the cell wall that spout (6) are opposite to each other, slider (7) are through screw hole threaded connection on threaded rod (8), motor (9) are installed to the upper end of fixed plate (5), the output of motor (9) passes through the shaft coupling and is connected with the one end of threaded rod (8), the one end that slider (7) are close to copper utmost point piece (3) passes spout (6) notch and outside extension, and fixedly connected with fly leaf (10), bottom fixedly connected with briquetting (11) of fly leaf (10), symmetry fixedly connected with connecting rod (12), two on the lateral wall of fly leaf (10) is kept away from in fixed plate (5) the common fixedly connected with dead lever (13) of the other end of connecting rod (12).

2. The power grid fault detection device according to claim 1, wherein a hanging rod (14) is fixedly connected to the power cable fault tester (1), and the connection line (2) is spirally wound on the hanging rod (14).

3. The power grid fault detection device according to claim 1, wherein T-shaped support legs are fixedly connected to four corners of the bottom of the power cable fault tester (1), and the pressure block (11) and the insulating base (4) are both made of insulating materials.

4. The power grid fault detection device according to claim 1, wherein arc-shaped grooves are formed in opposite side walls of the copper pole block (3) and the pressing block (11), and the connecting wire (2) is fixedly connected with the bottom of the fixing plate (5) through a wire clamp.

5. The grid fault detection device according to claim 1, wherein a guide block (15) is fixedly connected to one end of the insulating base (4) far away from the fixing plate (5), and the section of the guide block (15) is a right triangle.

6. The grid fault detection device according to claim 2, wherein the hanging rod (14) has a fixing hole, the lower end of the fixing rod (13) passes through the fixing hole and extends outward, and the rod wall of the fixing rod is fixedly sleeved with an elastic sleeve.