CN202758035U - Cable fault tester - Google Patents
Cable fault tester Download PDFInfo
- Publication number
- CN202758035U CN202758035U CN 201220396113 CN201220396113U CN202758035U CN 202758035 U CN202758035 U CN 202758035U CN 201220396113 CN201220396113 CN 201220396113 CN 201220396113 U CN201220396113 U CN 201220396113U CN 202758035 U CN202758035 U CN 202758035U
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- failure detector
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- electric cable
- little processing
- processing enter
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- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Locating Faults (AREA)
Abstract
The utility model provides a cable fault tester, comprising a pulse transmitting and receiving unit, a micro processing center, a data sampling unit, an AC/DC conversion unit and a display unit, wherein the pulse transmitting and receiving unit is connected with the micro processing center, and the pulse transmitting and receiving unit is connected with a tested cable, an input end of the data sampling unit is connected with the tested cable, an output end of the data sampling unit is connected with an input end of the AC/DC conversion unit, an output end of the AC/DC conversion unit is connected with the micro processing center, and the display unit is connected with the micro processing center. The cable fault tester provided by the utility model has the advantages of strong anti-interference capability, simple installation and operation, and small volume.
Description
Technical field
The utility model relates to electrical equipment technical field, particularly a kind of electric cable failure detector.
Background technology
In power equipment, the conveying of the unimpeded and electric power of wire communication depends on the normal operation of cable line.In case circuit generation obstacle will cause the interruption of communication and electric power, as can not in time finding fault and being got rid of rapidly, will cause very large economic loss and bad social influence.Thereby electric cable failure detector is the important tool of safeguarding various cables.
Electric cable failure detector is the comprehensive Cable fault examination equipment of a cover, be used for the test of power cable open circuit, short circuit, ground connection, low-resistance, high resistant flashover and high resistant leaks fault, and the accurate test of the open circuit of coaxial communications cable and local cable, short trouble; Can also the test cable path, buried depth, and electric wave tests the speed, and appraises and decides cable length etc., and can set up the cable archives so that the daily servicing management.
Existing electric cable failure detector easily is subject to the interference of site environment factor and has influence on measuring accuracy when using, and volume is larger, and fitting operation is loaded down with trivial details, can't implement to preserve many group test figures and waveforms.
The utility model content
The purpose of this utility model is to propose the electric cable failure detector that a kind of antijamming capability is strong, fitting operation is simple and volume is small and exquisite.
For achieving the above object, the utility model proposes a kind of electric cable failure detector, comprise impulse ejection and receiving element, little processing enter, the data sampling unit, AC/DC converting unit and display unit, wherein, described impulse ejection and receiving element are connected in little processing enter, and described impulse ejection and receiving element are connected in tested cable, described data sampling unit input end is connected in tested cable, its output terminal is connected in the input end of AC/DC converting unit, the output terminal of described AC/DC converting unit is connected in little processing enter, and described display unit is connected in little processing enter.
Further, in above-mentioned electric cable failure detector, described data sampling unit is bridge type balance detection circuit or resistance test circuit.
Further, in above-mentioned electric cable failure detector, described little processing enter is single-chip microcomputer.
Further, in above-mentioned electric cable failure detector, described display unit is LCDs.
Further, in above-mentioned electric cable failure detector, described electric cable failure detector also comprises the input block that is connected in little processing enter, and described input block can be keyboard or touch-screen.
The utility model electric cable failure detector antijamming capability is strong, fitting operation is simple and volume is small and exquisite.
Description of drawings
Fig. 1 is the schematic flow sheet of the utility model electric cable failure detector one embodiment.
Embodiment
The utility model electric cable failure detector comprises impulse ejection and receiving element 1, little processing enter 2, data sampling unit 3, AC/DC converting unit 4 and display unit 5, wherein, described impulse ejection and receiving element 1 are connected in little processing enter 2, and described impulse ejection and receiving element 1 are connected in tested cable (not shown), described data sampling unit 3 input ends are connected in tested cable, its output terminal is connected in the input end of AC/DC converting unit 4, the output terminal of described AC/DC converting unit 4 is connected in little processing enter 2, and described display unit 5 is connected in little processing enter 2.
Wherein, described data sampling unit 3 is bridge type balance detection circuit or resistance test circuit, and it is for detection of the postimpulse voltage data of tested cable process.Described little processing enter 2 can be single-chip microcomputer, can integrated AC/DC converting unit 4 on it.Described display unit 5 is LCDs.
The utility model electric cable failure detector also comprises the input block 6 that is connected in little processing enter 2, and described input block 6 can be keyboard or touch-screen.
Than prior art, the utility model electric cable failure detector can be to the high resistant arcing fault of cable, the ground connection that height is resistive, the broken string of short circuit and cable, the faults such as loose contact are tested, and antijamming capability is strong, fitting operation is simple and volume is small and exquisite, easy to use.If be equipped with the sound detection fixed point apparatus, but the exact position of Accurate Determining trouble spot.
Here description of the present utility model and application is illustrative, is not with scope restriction of the present utility model in the above-described embodiments.Here the distortion of disclosed embodiment and change is possible, and the various parts of the replacement of embodiment and equivalence are known for those those of ordinary skill in the art.Those skilled in the art are noted that in the situation that do not break away from spirit of the present utility model or essential characteristic, and the utility model can be with other form, structure, layout, ratio, and realize with other assembly, material and parts.In the situation that do not break away from the utility model scope and spirit, can carry out other distortion and change to disclosed embodiment here.
Claims (5)
1. electric cable failure detector, it is characterized in that, comprise impulse ejection and receiving element, little processing enter, data sampling unit, AC/DC converting unit and display unit, wherein, described impulse ejection and receiving element are connected in little processing enter, and described impulse ejection and receiving element are connected in tested cable, described data sampling unit input end is connected in tested cable, its output terminal is connected in the input end of AC/DC converting unit, the output terminal of described AC/DC converting unit is connected in little processing enter, and described display unit is connected in little processing enter.
2. electric cable failure detector according to claim 1 is characterized in that, described data sampling unit is bridge type balance detection circuit or resistance test circuit.
3. electric cable failure detector according to claim 2 is characterized in that, described little processing enter is single-chip microcomputer.
4. electric cable failure detector according to claim 1 is characterized in that, described display unit is LCDs.
5. electric cable failure detector according to claim 1 is characterized in that, described electric cable failure detector also comprises the input block that is connected in little processing enter, and described input block can be keyboard or touch-screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220396113 CN202758035U (en) | 2012-08-12 | 2012-08-12 | Cable fault tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220396113 CN202758035U (en) | 2012-08-12 | 2012-08-12 | Cable fault tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202758035U true CN202758035U (en) | 2013-02-27 |
Family
ID=47737207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220396113 Expired - Fee Related CN202758035U (en) | 2012-08-12 | 2012-08-12 | Cable fault tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202758035U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104569743A (en) * | 2015-01-28 | 2015-04-29 | 北华大学 | Testing instrument and method for communication information cable failure |
| CN105785228A (en) * | 2016-04-14 | 2016-07-20 | 无锡南理工科技发展有限公司 | Multifunctional communication cable fault tester |
| CN105911409A (en) * | 2016-04-14 | 2016-08-31 | 无锡南理工科技发展有限公司 | Fault testing instrument for communication cable |
| CN105929296A (en) * | 2016-04-14 | 2016-09-07 | 无锡南理工科技发展有限公司 | Cable fault test system |
| CN105938172A (en) * | 2016-04-14 | 2016-09-14 | 无锡南理工科技发展有限公司 | Communication cable fault tester with wireless data extraction |
| CN106353643A (en) * | 2016-11-09 | 2017-01-25 | 雷细军 | Resistance proportion cable fault tester |
| CN109031042A (en) * | 2018-07-16 | 2018-12-18 | 国网重庆市电力公司电力科学研究院 | A kind of wire and cable quality detecting system |
| CN109142877A (en) * | 2018-07-16 | 2019-01-04 | 国网重庆市电力公司电力科学研究院 | A kind of wire and cable quality determining method, device, equipment and storage medium |
-
2012
- 2012-08-12 CN CN 201220396113 patent/CN202758035U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104569743A (en) * | 2015-01-28 | 2015-04-29 | 北华大学 | Testing instrument and method for communication information cable failure |
| CN105785228A (en) * | 2016-04-14 | 2016-07-20 | 无锡南理工科技发展有限公司 | Multifunctional communication cable fault tester |
| CN105911409A (en) * | 2016-04-14 | 2016-08-31 | 无锡南理工科技发展有限公司 | Fault testing instrument for communication cable |
| CN105929296A (en) * | 2016-04-14 | 2016-09-07 | 无锡南理工科技发展有限公司 | Cable fault test system |
| CN105938172A (en) * | 2016-04-14 | 2016-09-14 | 无锡南理工科技发展有限公司 | Communication cable fault tester with wireless data extraction |
| CN106353643A (en) * | 2016-11-09 | 2017-01-25 | 雷细军 | Resistance proportion cable fault tester |
| CN106353643B (en) * | 2016-11-09 | 2019-05-28 | 雷细军 | Resistance ratio electric cable failure detector |
| CN109031042A (en) * | 2018-07-16 | 2018-12-18 | 国网重庆市电力公司电力科学研究院 | A kind of wire and cable quality detecting system |
| CN109142877A (en) * | 2018-07-16 | 2019-01-04 | 国网重庆市电力公司电力科学研究院 | A kind of wire and cable quality determining method, device, equipment and storage medium |
| CN109142877B (en) * | 2018-07-16 | 2021-05-11 | 国网重庆市电力公司电力科学研究院 | Wire and cable quality detection method, device, equipment and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130227 Termination date: 20150812 |
|
| EXPY | Termination of patent right or utility model |