CN117723386A - Cable breakage detection method applied to tension-torsion testing machine - Google Patents
Cable breakage detection method applied to tension-torsion testing machine Download PDFInfo
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- CN117723386A CN117723386A CN202311663668.XA CN202311663668A CN117723386A CN 117723386 A CN117723386 A CN 117723386A CN 202311663668 A CN202311663668 A CN 202311663668A CN 117723386 A CN117723386 A CN 117723386A
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- 238000001514 detection method Methods 0.000 title claims abstract description 39
- 238000012360 testing method Methods 0.000 title claims description 22
- 239000004020 conductor Substances 0.000 claims abstract description 31
- 238000000034 method Methods 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 claims abstract description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 8
- 229910052802 copper Inorganic materials 0.000 claims description 8
- 239000010949 copper Substances 0.000 claims description 8
- 238000004804 winding Methods 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The invention discloses a cable breakage detection method applied to a tension-torsion tester, which can monitor connectivity of each wire core in real time by correspondingly connecting a power wire with other wire cores, ensure that broken wires can be accurately detected, quickly form a cable head by using a method of separating the wire cores in a fan shape and wrapping a protective tape, and clamp the cable head in a clamp of the tension-torsion tester, save installation time, can detect connectivity of a plurality of wire cores at one time by arranging a plurality of LED lamps, can find wire breakage conditions of wire core conductors in time by online detection, and avoid equipment faults or potential safety hazards caused by wire breakage.
Description
Technical Field
The invention relates to a cable breakage detection method applied to a tension-torsion testing machine.
Background
In the test process of the tension torsion testing machine, the charging pile cable needs to simulate the processes of stretching and torsion, the condition that the charging pile cable is twisted for a plurality of circles and the length is changed can not be directly measured, and the wire core of the cable is opened and closed.
The existing cable on-line detection method needs to adopt a collecting ring for detection, a fixed collecting ring is added on a rotating shaft of the torsion device, and meanwhile, a clamping part also needs to be designed in a hollow mode, so that the structure is complex, and the experimental operation is complex.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a cable breakage detection method applied to a tension-torsion testing machine.
The technical scheme adopted for solving the technical problems is as follows:
a cable breakage detection method applied to a tension-torsion testing machine comprises the following steps:
step 1: the sheath at two ends of the cable is stripped to expose a plurality of wire harnesses of the wire cores, namely a wire core X1, a wire core X2, a wire core X3, a wire core X4, a wire core X5, a wire core X6 and a wire core Xn+1;
step 2: the cable head is formed by separating the exposed wire core at one end of the cable 1 in a sector shape, stripping the insulating layer at the tail end to expose the conductor, connecting the copper conductors in parallel, and winding and protecting the copper conductors by using insulating tape;
step 3: placing the cable head formed by wrapping in the step 2 into a clamp of a tension-torsion testing machine for clamping;
step 4: then the wire core at the other end of the cable is divided into sectors, and the insulating layer at the tail end is stripped to expose the conductor;
step 5: firstly, selecting one of a wire core X1, a wire core X2, a wire core X3, a wire core X4, a wire core X5, a wire core X6 and a wire core Xn+1 as a connecting power wire core, and correspondingly connecting a conductor serving as the power wire core and conductors of the rest wire cores into detection terminals of a wire core detection device, wherein the rest wire cores except a power main wire respectively correspond to LED lamps in the detection terminals;
step 6: after the installation of the step 5 is completed, starting a tension-torsion testing machine, and starting on-line detection of electrifying;
step 7: in the on-line detection process of electrifying, whether the power supply wire core is communicated with the wire core correspondingly connected or not is detected, if the power supply wire core is communicated with the wire core correspondingly connected, the LED lamp corresponding to each wire core in the detection terminal is lightened, and the fact that the LED lamp is not lightened indicates that the conductor of the wire core is broken.
Further, the LED lamps in step 5 are provided with a plurality of LED lamps Y1 corresponding to the wire core X1, LED lamps Y2 corresponding to the wire core X2, LED lamps Y3 corresponding to the wire core X3, LED lamps Y4 corresponding to the wire core X4, LED lamps Y5 corresponding to the wire core X5, LED lamps Y6 corresponding to the wire core X6, and LED lamps yn+1 corresponding to the wire core xn+1.
Further, in step 5, if the wire core X1 is selected as the power source wire core, the conductor of the wire core X1 is not connected to the LED lamp, and is directly connected to the power source.
The invention has the advantages that:
1. the broken wire detection is accurate: through carrying out the corresponding access with power cord and other sinle silk, can the connectivity of every sinle silk of real-time supervision, ensure that broken string can be accurately detected.
2. Convenient and fast: the cable head can be formed rapidly by using the method of fanning out the cable cores and wrapping the insulating tape and is clamped in the clamp of the tension-torsion testing machine, so that the installation time is saved.
3. Multiplex detection: through setting up a plurality of LED lamps, every LED lamp corresponds a sinle silk, can once only detect the connectivity of many sinle silks, improved efficiency.
4. The reliability is high: through on-line detection, the broken wire condition of the wire core conductor can be found in time, and equipment faults or potential safety hazards caused by broken wires are avoided.
Drawings
FIG. 1 is a schematic view of the installation of a cable with a clamp and a detection terminal of the present invention;
FIG. 2 is a block diagram of the cable and clamp assembly end of FIG. 1;
FIG. 3 is a schematic diagram of the connection between the cable and the detection terminal in FIG. 1;
fig. 4 is a circuit diagram of the present invention in a cable test state.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific examples, which are not intended to limit the invention, so that those skilled in the art may better understand the invention and practice it.
Referring to fig. 1-3, a cable breakage detection method applied to a tension-torsion testing machine comprises the following steps:
step 1: the sheaths at the two ends of the cable 1 are stripped to expose a plurality of wire harnesses 2 of the wire cores, namely a wire core X1, a wire core X2, a wire core X3, a wire core X4, a wire core X5, a wire core X6 and a wire core Xn+1;
step 2: the cable head is formed by separating the exposed wire core at one end of the cable 1 in a sector shape, stripping the insulating layer at the tail end to expose the conductor, connecting the copper conductors 3 in parallel, and winding and protecting the copper conductors by using insulating tape;
step 3: placing the cable head formed by wrapping in the step 2 into a clamp 4 of a tension-torsion testing machine for clamping;
step 4: then the wire core at the other end of the cable 1 is divided into sectors, and the insulating layer at the tail end is stripped to expose the conductor;
step 5: firstly, selecting one of a wire core X1, a wire core X2, a wire core X3, a wire core X4, a wire core X5, a wire core X6 and a wire core Xn+1 as a connecting power wire core, and correspondingly connecting a conductor serving as the power wire core and conductors of the rest wire cores into a detection terminal 5 of a wire core detection device, wherein the rest wire cores except the power main wire correspond to LED lamps 51 in the detection terminal 5 respectively;
step 6: after the installation of the step 5 is completed, starting a tension-torsion testing machine, and starting on-line detection of electrifying;
step 7: in the on-line detection process of electrifying, whether the power supply wire core is communicated with the wire core correspondingly connected or not is detected, if the power supply wire core is communicated with the wire core correspondingly connected, the LED lamp 51 corresponding to each wire core in the detection terminal 5 is lightened, and the fact that the LED lamp 51 is not lightened indicates that the conductor of the wire core 2 is broken.
The LED lamps in the step 5 are provided with a plurality of LED lamps Y1 corresponding to the wire core X1, LED lamps Y2 corresponding to the wire core X2, LED lamps Y3 corresponding to the wire core X3, LED lamps Y4 corresponding to the wire core X4, LED lamps Y5 corresponding to the wire core X5, LED lamps Y6 corresponding to the wire core X6 and LED lamps Yn+1 corresponding to the wire core Xn+1.
Examples
Referring to fig. 1-4, a cable breakage detection method applied to a tension-torsion testing machine comprises the following steps:
step 1: the sheaths at the two ends of the cable 1 are stripped to expose a plurality of wire harnesses 2 of the wire cores, namely a wire core X1, a wire core X2, a wire core X3, a wire core X4, a wire core X5, a wire core X6 and a wire core Xn+1;
step 2: the cable head is formed by separating the exposed wire core at one end of the cable 1 in a sector shape, stripping the insulating layer at the tail end to expose the conductor, connecting the copper conductors 3 in parallel, and winding and protecting the copper conductors by using insulating tape;
step 3: placing the cable head formed by wrapping in the step 2 into a clamp 4 of a tension-torsion testing machine for clamping;
step 4: then the wire core at the other end of the cable 1 is divided into sectors, and the insulating layer at the tail end is stripped to expose the conductor;
step 5: firstly, selecting a wire core X1 from a wire core X1, a wire core X2, a wire core X3, a wire core X4, a wire core X5, a wire core X6 and a wire core Xn+1 as a power source wire core, connecting a conductor of the wire core X1 with no LED lamp 51 instead of directly connecting the power source, correspondingly connecting the conductors of the wire core X2, the wire core X3, the wire core X4, the wire core X5, the wire core X6 and the wire core Xn+1 into a detection terminal 5 of a wire core detection device, and correspondingly detecting the LED lamps 51 in the terminal 5, wherein the LED lamps 51 are provided with a plurality of LED lamps Y1 corresponding to the wire core X1, a LED lamp Y2 corresponding to the wire core X2, a LED lamp Y3 corresponding to the wire core X3, a LED lamp Y4 corresponding to the wire core X5, a LED lamp Y6 corresponding to the wire core X6 and a LED lamp Yn+1 corresponding to the wire core X1;
step 6: after the installation of the step 5 is completed, starting a tension-torsion testing machine, and starting on-line detection of electrifying;
step 7: in the on-line detection process of electrifying, an LED lamp Y2 corresponding to a wire core X2 is on, an LED lamp Y3 corresponding to a wire core X3 is on, an LED lamp Y4 corresponding to a wire core X4 is on, an LED lamp Y5 corresponding to a wire core X5 is on, an LED lamp Y6 corresponding to a wire core X6 is not on, and an LED lamp Yn+1 corresponding to a wire core Xn+1 is on, so that the corresponding wire core X6 is in an off-line state.
The above-mentioned embodiments of the present invention are not intended to limit the scope of the present invention, and the embodiments of the present invention are not limited thereto, and all kinds of modifications, substitutions or alterations made to the above-mentioned structures of the present invention according to the above-mentioned general knowledge and conventional means of the art without departing from the basic technical ideas of the present invention shall fall within the scope of the present invention.
Claims (3)
1. The cable breakage detection method applied to the tension-torsion testing machine is characterized by comprising the following steps of:
step 1: the sheath at two ends of the cable is stripped to expose a plurality of wire harnesses of the wire cores, namely a wire core X1, a wire core X2, a wire core X3, a wire core X4, a wire core X5, a wire core X6 and a wire core Xn+1;
step 2: the cable head is formed by separating the exposed wire core at one end of the cable 1 in a sector shape, stripping the insulating layer at the tail end to expose the conductor, connecting the copper conductors in parallel, and winding and protecting the copper conductors by using insulating tape;
step 3: placing the cable head formed by wrapping in the step 2 into a clamp of a tension-torsion testing machine for clamping;
step 4: then the wire core at the other end of the cable is divided into sectors, and the insulating layer at the tail end is stripped to expose the conductor;
step 5: firstly, selecting one of a wire core X1, a wire core X2, a wire core X3, a wire core X4, a wire core X5, a wire core X6 and a wire core Xn+1 as a connecting power wire core, and correspondingly connecting a conductor serving as the power wire core and conductors of the rest wire cores into detection terminals of a wire core detection device, wherein the rest wire cores except a power main wire respectively correspond to LED lamps in the detection terminals;
step 6: after the installation of the step 5 is completed, starting a tension-torsion testing machine, and starting on-line detection of electrifying;
step 7: in the on-line detection process of electrifying, whether the power supply wire core is communicated with the wire core correspondingly connected or not is detected, if the power supply wire core is communicated with the wire core correspondingly connected, the LED lamp corresponding to each wire core in the detection terminal is lightened, and the fact that the LED lamp is not lightened indicates that the conductor of the wire core is broken.
2. The method for detecting the broken wire of the cable applied to the tension-torsion testing machine according to claim 1, wherein the LED lamps in the step 5 are provided in a plurality of numbers, namely, an LED lamp Y1 corresponding to a wire core X1, an LED lamp Y2 corresponding to a wire core X2, an LED lamp Y3 corresponding to a wire core X3, an LED lamp Y4 corresponding to a wire core X4, an LED lamp Y5 corresponding to a wire core X5, an LED lamp Y6 corresponding to a wire core X6, and an LED lamp yn+1 corresponding to a wire core xn+1.
3. The method for detecting the disconnection of the cable applied to the tension-torsion testing machine according to claim 1, wherein in the step 5, if the wire core X1 is selected as the power wire core, the conductor of the wire core X1 is not connected with the LED lamp, and is directly connected with the power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311663668.XA CN117723386A (en) | 2023-12-05 | 2023-12-05 | Cable breakage detection method applied to tension-torsion testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311663668.XA CN117723386A (en) | 2023-12-05 | 2023-12-05 | Cable breakage detection method applied to tension-torsion testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117723386A true CN117723386A (en) | 2024-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311663668.XA Pending CN117723386A (en) | 2023-12-05 | 2023-12-05 | Cable breakage detection method applied to tension-torsion testing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117723386A (en) |
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- 2023-12-05 CN CN202311663668.XA patent/CN117723386A/en active Pending
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