CN213181856U - Device for detecting cable fault - Google Patents

Abstract

The utility model discloses a detect device of cable fault, including rectangle shell, liquid crystal display, shift knob, anti-skidding callus on the sole, positive connecting post, negative pole spliced pole, connecting wire, butt joint, metal clip, insulating cover, reset spring, backplate and fastening screw. The utility model has the advantages that: the butt joint is cylindric thread bush, connecting wire passes through the butt joint respectively with anodal spliced pole, the negative pole spliced pole is the locking of detachable revolving, make connecting wire can dismantle categorised the depositing through detachable structure, shift knob is air switch, and it has the fuse to establish ties at its inside, prevent that the electric current from too big damage that causes internal component, the metal clip constitutes through two wolf tooth form sheetmetals, and be whole of elastic connection formation through reset spring, it can press from both sides the cable of treating the detection tightly to make the metal clip through reset spring, prevent to drop, the insulating cover adopts rubber materials to constitute cylindric structure, and be provided with the bump on its surface, prevent the electric leakage.

Description

Device for detecting cable fault

Technical Field

The utility model relates to a detection device specifically is a detect device of cable fault belongs to detection device technical field.

Background

The cable is an electric energy or signal transmission device, usually composed of several or several groups of wires, the cable includes power cable, control cable, compensation cable, shielding cable, high-temperature cable, computer cable, signal cable, coaxial cable, fire-resistant cable, marine cable, mining cable, aluminum alloy cable, etc., all of which are composed of single-strand or multi-strand wires and insulating layer, used for connecting circuits, electric appliances, etc., the power cable product is mainly used for strong electric energy transmission in power generation, distribution, transmission, transformation, power supply lines, the passing current is large (dozens of amperes to thousands of amperes), the voltage is high (220V to 500kV and above), with the rapid development of communication industry in nearly two decades, the product also has a remarkable development speed, from the past simple telephone and telegraph cable to thousands of pairs of telephone cable, coaxial cable, optical cable, data cable, even combined communication cable, the product has small and uniform structure size and high requirement on manufacturing precision.

Because the cable is the fracture damage probably to appear when using, therefore, then need a device that detects cable fault to satisfy the demand on the market at present, although multiple detection device has been produced on the market at present, but overall, but still there are a lot of common faults, one of them, current detection device's whole volume is too big mostly, lead to it to be not convenient for carry, its two, the most integrated structure that is of current detection device, lead to it can't dismantle each part and save, its three, current detection device's back does not set up the detachable backplate, lead to the inside damage back of appearing of device can't carry out quick overhaul to its inside circuit.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a device for detecting cable fault just in order to solve above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose: a device for detecting cable faults comprises a rectangular shell, a liquid crystal display screen, a switch button, an anti-skidding foot pad, a positive connecting column, a negative connecting column, a connecting wire, a butt joint, a metal clamp, an insulating sleeve, a reset spring, a back plate and a fastening screw; the rectangular shell forms the main structure of the device for detecting the cable fault, the liquid crystal display screen is fixed on the front surface of the rectangular shell in an embedded manner, the switch button is arranged on the front surface of the rectangular shell and is positioned below the liquid crystal display screen, the anti-skid foot pads are glued on the left side and the right side of the rectangular shell, the anode connecting column is vertically fixed at the left end of the top of the rectangular shell, the cathode connecting column is vertically fixed at the right end of the top of the rectangular shell, the connecting lead is respectively connected with the anode connecting post and the cathode connecting post through butt joints which are fixed at the tail end of the connecting lead, the metal clip is fixed at the top end of the connecting lead, the insulating sleeve is nested at the tail end of the metal clip, the reset spring is positioned in the center between the metal clamps, the back plate is fixed on the back of the rectangular shell through fastening screws, and the fastening screws are screwed and locked at four corners of the back plate.

Preferably, in order to make connecting wire can dismantle categorised the depositing through detachable structure, the butt joint is cylindric thread bush, and connecting wire is detachable the locking of revolving with positive spliced pole, negative pole spliced pole respectively through the butt joint.

Preferably, in order to prevent the damage of the internal components caused by the excessive current, the switch button is an air switch and a fuse is connected in series inside the air switch.

Preferably, in order to enable the metal clip to clamp the cable to be detected through the return spring and prevent the cable from falling off, the metal clip is formed by two wolf tooth-shaped metal sheets and is elastically connected through the return spring to form a whole.

Preferably, in order to prevent electric leakage, the insulating sleeve is made of rubber material and has a cylindrical structure, and salient points are arranged on the surface of the insulating sleeve.

Preferably, in order to quickly maintain the internal circuit of the device by detaching the back plate when the internal circuit is damaged, the back plate is connected with the rectangular shell in a quick-detachable manner through a fastening screw.

The utility model has the advantages that: the detection device has reasonable design, the butt joint is a cylindrical threaded sleeve, the connecting lead is detachably screwed and locked with the anode connecting column and the cathode connecting column through the butt joint, the connecting wires can be disassembled and stored in a classified way through a detachable structure, the switch button is an air switch, and the fuse is connected in series in the metal clip to prevent the damage of internal elements caused by overlarge current, the metal clip is composed of two wolf tooth-shaped metal sheets and is elastically connected into a whole through a return spring, the metal clamp can clamp the cable to be detected through the reset spring to prevent the cable from falling off, the insulating sleeve adopts a cylindrical structure formed by rubber materials, the surface of the back plate is provided with salient points to prevent electric leakage, the back plate is connected with the rectangular shell in a quick-release way through fastening screws, can be through dismantling the backplate when device internal line appears damaging, and then carry out quick maintenance to its internal line.

Drawings

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

FIG. 2 is a schematic view of the back structure of the present invention;

FIG. 3 is a schematic view of the metal clip of the present invention;

fig. 4 is the schematic view of the metal clip splitting structure of the present invention.

In the figure: 1. rectangle shell, 2, liquid crystal display, 3, shift knob, 4, anti-skidding callus on the sole, 5, anodal spliced pole, 6, negative pole spliced pole, 7, connecting wire, 8, butt joint, 9, metal clip, 10, insulating cover, 11, reset spring, 12, backplate and 13, fastening screw.

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 to 4, a device for detecting a cable fault includes a rectangular housing 1, a liquid crystal display screen 2, a switch button 3, an anti-slip foot pad 4, a positive connecting post 5, a negative connecting post 6, a connecting wire 7, a butt joint 8, a metal clip 9, an insulating sleeve 10, a return spring 11, a back plate 12 and a fastening screw 13; the rectangular shell 1 constitutes a main structure of the device for detecting the cable fault, the liquid crystal display screen 2 is fixed on the front surface of the rectangular shell 1 in an embedded manner, the switch button 3 is arranged on the front surface of the rectangular shell 1 and is located below the liquid crystal display screen 2, the anti-skidding foot pads 4 are glued on the left side and the right side of the rectangular shell 1, the positive connecting post 5 is vertically fixed at the left end of the top of the rectangular shell 1, the negative connecting post 6 is vertically fixed at the right end of the top of the rectangular shell 1, the connecting lead 7 is respectively connected to the positive connecting post 5 and the negative connecting post 6 through the butt joint 8, the butt joint 8 is fixed at the tail end of the connecting lead 7, the metal clamp 9 is fixed at the top end of the connecting lead 7, the insulating sleeve 10 is nested at the tail end of the metal clamp 9, the reset spring 11 is located at the center between the metal clamps 9, the back plate, the fastening screws 13 are screwed and locked at the four corners of the back plate 12, and the model of the liquid crystal display screen 2 is VG270 u.

The butt joint 8 is a cylindrical threaded sleeve, the connecting wire 7 is detachably screwed and locked with the anode connecting column 5 and the cathode connecting column 6 through the butt joint 8, the connecting wire 7 can be disassembled and stored in a classified mode through a detachable structure, the switch button 3 is an air switch, a fuse is connected in series in the air switch, damage to internal elements caused by overlarge current is prevented, the metal clamp 9 is composed of two wolf tooth-shaped metal sheets and is elastically connected into a whole through the reset spring 11, the cable to be detected can be clamped tightly through the reset spring 11 and is prevented from falling off, the insulating sleeve 10 is of a cylindrical structure made of rubber materials, salient points are arranged on the surface of the insulating sleeve to prevent electric leakage, the back plate 12 is connected with the rectangular shell 1 in a quick-dismantling mode through the fastening screws 13, and the back plate 12 can be disassembled when the internal circuit of the device is damaged, and then the internal circuit of the device is quickly maintained.

The working principle is as follows: when using this detection device, will, earlier, connecting wire 7 through butt joint 8 respectively with anodal spliced pole 5, the locking is revolved soon to negative pole spliced pole 6, then with metal clip 9 centre gripping respectively at the cable both ends of waiting to detect, 3 buttons of shift knob are pressed down this moment, the circular telegram of 1 inside battery of rectangle shell, and spread the electric current through anodal spliced pole 5, receive electric current through negative pole spliced pole 6 and constitute closed circuit, liquid crystal display 2 shows the information of 1 inside mainboard transmission of rectangle shell this moment, whether the numerical value of testing personnel on through observing liquid crystal display 2 is in normal range, can judge whether the cable damages.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. An apparatus for detecting cable faults, comprising: the anti-skidding type liquid crystal display comprises a rectangular shell (1), a liquid crystal display screen (2), a switch button (3), an anti-skidding foot pad (4), a positive connecting column (5), a negative connecting column (6), a connecting wire (7), a butt joint (8), a metal clamp (9), an insulating sleeve (10), a reset spring (11), a back plate (12) and a fastening screw (13); the rectangular shell (1) forms a main structure of the device for detecting the cable fault, the liquid crystal display (2) is embedded and fixed on the front surface of the rectangular shell (1), the switch button (3) is arranged on the front surface of the rectangular shell (1) and is positioned below the liquid crystal display (2), the anti-skid foot pads (4) are glued on the left side and the right side of the rectangular shell (1), the positive connecting post (5) is vertically fixed at the left end of the top of the rectangular shell (1), the negative connecting post (6) is vertically fixed at the right end of the top of the rectangular shell (1), the connecting lead (7) is respectively connected onto the positive connecting post (5) and the negative connecting post (6) through the butt joint (8), the butt joint (8) is fixed at the tail end of the connecting lead (7), the metal clamp (9) is fixed at the top end of the connecting lead (7), the insulating sleeve (10) is nested at the tail end of the metal clamp (9), the reset spring (11) is located in the center between the metal clamps (9), the back plate (12) is fixed to the back of the rectangular shell (1) through the fastening screws (13), and the fastening screws (13) are screwed and locked at the four corners of the back plate (12).

2. The apparatus for detecting cable faults as claimed in claim 1, wherein: the butt joint (8) is a cylindrical threaded sleeve, and the connecting wire (7) is detachably screwed and locked with the positive connecting column (5) and the negative connecting column (6) through the butt joint (8).

3. The apparatus for detecting cable faults as claimed in claim 1, wherein: the switch button (3) is an air switch, and a fuse is connected in series inside the switch button.

4. The apparatus for detecting cable faults as claimed in claim 1, wherein: the metal clip (9) is composed of two wolf tooth-shaped metal sheets and is elastically connected into a whole through a return spring (11).

5. The apparatus for detecting cable faults as claimed in claim 1, wherein: the insulating sleeve (10) is made of rubber materials to form a cylindrical structure, and salient points are arranged on the surface of the insulating sleeve.

6. The apparatus for detecting cable faults as claimed in claim 1, wherein: the back plate (12) is connected with the rectangular shell (1) in a quick-release manner through a fastening screw (13).

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