CN219015935U - Cable deflection testing machine - Google Patents

Abstract

The utility model discloses a cable deflection testing machine, which comprises a testing machine body, wherein the testing machine body comprises a power supply, a control box and a pulley structure for placing a cable, a control switch, an ammeter, a voltmeter, a counter and a speed regulator are arranged in the control box, a plurality of first connecting wires, a current measuring jack group, a current measuring column group, a plurality of second connecting wires, a cable conductor and a detection switch are arranged in the detection box, the first connecting wires are used for connecting the current measuring jack group and the current measuring column group, the second connecting wires are used for connecting the current measuring column group and are connected with A, B, C, 0 and N three-phase five-wire input ports, the cable conductor is used for connecting the cable and A, B, C-phase input ports, and the detection switch is used for controlling a multi-phase wire to supply power for the detection box. The utility model can realize current measurement only by inserting or clamping the binding post, does not need to cut off power after each measurement is finished, greatly improves the working efficiency and eliminates the potential safety hazard.

Description

Cable deflection testing machine

Technical Field

The utility model relates to the technical field of cable strength detection equipment, in particular to a cable deflection testing machine.

Background

The deflection testing machine is mainly used for detecting deflection tests of the flexible cable with the plastic insulation and the sheath under the dynamic state of load, and detecting faults such as short circuit or open circuit of the wire and the cable in the tests and stopping the machine. With the continuous development of equipment manufacturing industry, detection industry, electronic technology and industrial control technology, equipment is developing towards high accuracy, high automation, high performance, high efficiency and high economic benefit. The equipment is from electrified display, but the degree of accuracy that the electric current shows needs more accurate measurement, and current operation process is more complicated to current measurement now, and it is troublesome to change the phase line to need the outage at every turn, very unsafe, and reduced work efficiency.

At present, under the condition of power failure, the current measurement is generally carried out by unscrewing a screw of a line pressing, then connecting a standard ammeter with a phase line to be measured, and measuring by screwing the screw of the line pressing.

Therefore, it is a problem that needs to be solved by those skilled in the art to provide a cable deflection testing machine that can measure current without changing the phase line.

Disclosure of Invention

The utility model aims to provide a cable deflection testing machine, which solves the problems that in the prior art, a phase line needs to be replaced to perform current measurement and the like.

The cable deflection testing machine comprises a testing machine body, wherein the testing machine body comprises a control box and a pulley structure for placing a cable, a control switch, an ammeter, a voltmeter, a counter and a speed regulator are arranged in the control box, an input port and an output port which are connected with A, B, C, 0 and N three-phase five wires are arranged on the control box, the input port is respectively connected with A phase, B phase, C phase, 0 phase and N phase of three-phase alternating current, a detection box is arranged on the control box, a plurality of first connecting wires, a current measuring jack group, a current measuring column group, a plurality of second connecting wires, cable conductors and a detection switch are arranged in the detection box, the first connecting wires are used for connecting the current measuring jack group and the current measuring column group, the second connecting wires are used for connecting the current measuring column group and the input port, the cable conductors are used for connecting the cable and the A, B, C phase input port, and the detection switch is used for controlling the input port to supply power to the detection box.

Optionally, the current measurement jack group includes five jacks, the current measurement stand group includes five terminal that correspond with five jacks, and five the terminal is connected with five jacks through five respectively the first connecting wire, and five the terminal is connected with A, B, C, 0, the input port of N three-phase five lines respectively.

Optionally, the pulley structure includes assembly pulley and support group, the assembly pulley is installed on the control box, the assembly pulley is installed on the support group, the cable is wound on the assembly pulley and respectively with A, B, C, 0, N three-phase five-line's input port is connected.

Optionally, the bracket group includes a first bracket, a second bracket, a third bracket and a fourth bracket, the pulley block includes a first pulley, a second pulley, a third pulley and a fourth pulley which are respectively and correspondingly installed on the first bracket, the second bracket, the third bracket and the fourth bracket, the first bracket and the second bracket are respectively installed on two sides of the tester body, and the third bracket and the fourth bracket are installed on the top of the tester body;

one end of the cable is connected with the A, B, C phase input port, and the other end of the cable is sequentially wound along the first pulley, the second pulley, the third pulley and the fourth pulley and then connected with the A, B, C phase output port.

Optionally, the ammeter is connected with a plurality of first connecting wires, and the plurality of first connecting wires are respectively connected with A, B, C phase input ports; the voltmeter is connected with a plurality of second connecting wires, and a plurality of second connecting wires are respectively connected with A, B, C phase input ports.

Optionally, the cable further comprises two weights, and the two weights are respectively sleeved at two ends of the cable.

Optionally, the device further comprises two cross beams arranged on two sides of the control box, and the two cross beams are respectively provided with a through hole for a power cable to pass through.

The beneficial effects of the utility model are as follows:

1. the cable deflection testing machine is provided with the current measurement jack group and the current measurement upright post group which are respectively connected with the A, B, C, 0 and N three-phase five-wire input ports, current measurement can be realized only by inserting or clamping the connector, power failure is not required after each measurement is finished, the working efficiency is greatly improved, and the potential safety hazard is eliminated;

2. the utility model has two optional test interfaces, namely the socket and the binding post, basically meets all detection equipment in the market, can rapidly test the test equipment no matter the socket or the binding post is clamped, does not need to frequently screw and change phase lines, and greatly improves the working efficiency;

3. the utility model is provided with the detection box, all the tests are completed in the detection box, and the frequent switching of a power supply is not needed, so that the operation safety is ensured.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of a cable deflection testing machine according to the present utility model;

FIG. 2 is an enlarged view of a portion of FIG. 1;

FIG. 3 is a schematic view of a current measuring column set according to the present utility model;

FIG. 4 is a schematic diagram of a current measurement jack set according to the present utility model;

in the figure: 1-a control box;

2-pulley structure, 210-pulley block, 211-first pulley, 212-second pulley, 213-third pulley, 214-fourth pulley, 220-bracket set, 221-first bracket, 222-second bracket, 223-third bracket, 224-fourth bracket;

the device comprises a 3-input port, a 4-output port, a 5-detection box, a 6-first connecting wire, a 7-jack, an 8-binding post, a 9-second connecting wire, a 10-cable conductor, an 11-weight, a 12-beam and a 13-cable.

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.

As shown in fig. 1-2, a cable deflection testing machine according to an embodiment of the present utility model includes a testing machine body, the testing machine body includes a control box 1 and a pulley structure 2 for placing a cable 13, a control switch, an ammeter, a voltmeter, a counter and a speed regulator are disposed in the control box 1, an input port 3 and an output port 4 connected with A, B, C, 0 and N three-phase five wires are disposed on the control box 1, the input port 3 is connected with an a phase, a B phase, a C phase, a 0 phase and an N phase of three-phase alternating current respectively, a detection box 5 is disposed on the control box 1, a plurality of first connection wires 6, a current measurement jack group, a plurality of second connection wires 9, a cable conductor 10 and a detection switch are disposed in the detection box 5, the plurality of first connection wires 6 are used for connecting the current measurement jack group and the current measurement jack group, the plurality of second connection wires 9 are used for connecting the current measurement jack group with the input port 3, the cable conductor 10 is used for connecting the cable 13 and the A, B, C phase input port 3, and the detection switch is used for detecting the power supply port 3.

In this structure, the cable conductor 10 is connected with A, B, C phase input port 3 of input ports 3 connected by A, B, C, 0 and N three-phase five wires for connecting with a power source; meanwhile, the A, B, C, O (or N) phase of the control box 1 can be connected according to different cable 13 types; in particular, the detection box 5 is opened by a detection switch when detecting, and the detection box 5 is closed by the detection switch when not in use.

The first connecting wire 6 and the second connecting wire 9 are used for connecting the jack 7, the binding post 8 and a power line of the bending test machine.

In this embodiment, as shown in fig. 3-4, the current measurement jack group includes five jacks 7, the current measurement column group includes five binding posts 8 corresponding to the five jacks 7, the five binding posts 8 are respectively connected with the five jacks 7 through five first connection lines 6, and the five binding posts 8 are respectively connected with the input ports 3 of A, B, C, 0, N three-phase five lines.

With this structure, for the current measuring jack 7, the plug of the detecting device is inserted into the jack 7 to detect; for the current measuring column group, the current of the phase line is measured and then is clamped by the clamp to be detected by the binding post 8, and in the use process, the jack 7 and the binding post 8 are selected according to the requirement.

In this embodiment, the pulley structure 2 includes a pulley block 210 and a bracket set 220, the pulley block 210 is mounted on the control box 1, the pulley block 210 is mounted on the bracket set 220, and the cable 13 is wound on the pulley block 210 and is connected with the input ports 3 of the A, B, C, 0, N three-phase five wires respectively.

In this embodiment, the bracket set 220 includes a first bracket 221, a second bracket 222, a third bracket 223, and a fourth bracket 224, the pulley block 210 includes a first pulley 211, a second pulley 212, a third pulley 213, and a fourth pulley 214 respectively mounted on the first bracket 221, the second bracket 222, the third bracket 223, and the fourth bracket 224, the first bracket 221 and the second bracket 222 are respectively mounted on two sides of the tester body, and the third bracket 223 and the fourth bracket 224 are mounted on the top of the tester body;

one end of the cable 13 is connected with the A, B, C phase input port 3, and the other end of the cable is connected with the A, B, C phase output port 4 after being wound along the first pulley 211, the second pulley 212, the third pulley 213 and the fourth pulley 214 in sequence.

This structure is used for placing the cable 13 and completing the bending test of the cable 13.

In this embodiment, the ammeter is connected to a plurality of first connection lines 6, and a plurality of first connection lines 6 are respectively connected to A, B, C phase input ports 3; the voltmeter is connected with a plurality of second connecting wires 9, and a plurality of second connecting wires 9 are respectively connected with A, B, C phase input ports 3.

In this structure, the ammeter is connected with the binding post 8 and A, B, C, 0 and N of the cable 13, and after the ammeter is provided with the current, the ammeter displays the test current; the voltmeter is connected with the A, B, C binding post 8 and the cable 13 phase line, and the voltmeter displays a voltage value after voltage application.

Preferably, the cable further comprises two weights 11, and the two weights 11 are respectively sleeved at two ends of the cable 13.

With this structure, the weight 11 is used to add a fixed load to the cable 13.

Preferably, the control box further comprises two cross beams 12 arranged on two sides of the control box 1, and through holes for the cables 13 to pass through are formed in the two cross beams 12.

This structure is used for supporting the cable 13, preventing the cable 13 from swaying and swinging.

In summary, the utility model can complete detection work by reasonable design and simple operation, does not need to cut off power after each measurement, greatly improves the working efficiency, eliminates potential safety hazards, can realize current measurement by only inserting or clamping the binding post 8, and completes all tests in the test box without frequently switching on and off a power supply, thereby ensuring the operation safety.

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 deflection testing machine, includes the testing machine body, the testing machine body includes the control box and is used for placing the pulley structure of cable, be equipped with control switch, ampere meter, voltmeter, counter and speed regulator in the control box, be provided with on the control box with A, B, C, 0, N three-phase five-wire connection's input port and output port, input port is connected with the A phase of three-phase alternating current respectively, B phase, C phase, 0 phase, N phase, its characterized in that be equipped with the detection case on the control box, be equipped with a plurality of first connecting lines, electric current measurement jack group, a plurality of second connecting lines, cable conductor and detection switch in the detection case, a plurality of first connecting lines are used for connecting electric current measurement jack group and electric current measurement jack group, a plurality of second connecting lines are used for connecting electric current measurement jack group is connected with the input port, the cable conductor is used for connecting cable and A, B, C looks input port, detection switch is used for controlling the input port and supplies power for the detection case.

2. The cable deflection testing machine of claim 1, wherein the current measuring jack group comprises five jacks, the current measuring column group comprises five binding posts corresponding to the five jacks, the five binding posts are respectively connected with the five jacks through five first connecting wires, and the five binding posts are respectively connected with input ports of A, B, C, 0 and N three-phase five wires.

3. The cable deflection testing machine of claim 1, wherein the pulley structure comprises a pulley block and a bracket set, the pulley block is mounted on the control box, the pulley block is mounted on the bracket set, and the cable is wound on the pulley block and connected with input ports of A, B, C, 0, and N three-phase five wires, respectively.

4. The cable deflection testing machine of claim 3, wherein the set of brackets includes a first bracket, a second bracket, a third bracket, and a fourth bracket, the pulley block includes a first pulley, a second pulley, a third pulley, and a fourth pulley respectively mounted on the first bracket, the second bracket, the third bracket, and the fourth bracket, the first bracket and the second bracket are respectively mounted on two sides of the testing machine body, and the third bracket and the fourth bracket are mounted on a top of the testing machine body;

one end of the cable is connected with the A, B, C phase input port, and the other end of the cable is sequentially wound along the first pulley, the second pulley, the third pulley and the fourth pulley and then connected with the A, B, C phase output port.

5. The cable deflection testing machine of claim 1, wherein the ammeter is connected to a plurality of first connecting wires, the plurality of first connecting wires being respectively connected to A, B, C phase input ports; the voltmeter is connected with a plurality of second connecting wires, and a plurality of second connecting wires are respectively connected with A, B, C phase input ports.

6. The cable deflection testing machine of claim 1, further comprising two weights, wherein the two weights are respectively sleeved at two ends of the cable.

7. The cable deflection testing machine of claim 1, further comprising two cross beams mounted on two sides of the control box, wherein through holes for passing the cable are formed in the two cross beams.

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