CN205749757U - Cable aging diagnosis system - Google Patents
Cable aging diagnosis system Download PDFInfo
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- CN205749757U CN205749757U CN201620466376.6U CN201620466376U CN205749757U CN 205749757 U CN205749757 U CN 205749757U CN 201620466376 U CN201620466376 U CN 201620466376U CN 205749757 U CN205749757 U CN 205749757U
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- cable
- processor
- diagnosis system
- phase current
- alarm
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Abstract
The utility model discloses a kind of cable aging diagnosis system, including processor, leakage current detection coil, three-phase current transmitter, earth leakage circuit-breaker, display, alarm, described processor and three-phase current transmitter are arranged in an Al alloy shell body, display, alarm is arranged on Al-alloy casing outer surface, earth leakage circuit-breaker is arranged on cable to be detected, leakage current detection coil is enclosed within the outside of cable to be detected, leakage current detection coil output is connected with three-phase current transmitter input, three-phase current transmitter outfan is connected with processor input, connect on processor and have display and alarm, the outfan of processor connects the earth leakage circuit-breaker of cable to be detected；The use of this system is to make preventative maintenance task in advance, it is to avoid have a power failure, and brings impact to production, safety.
Description
Technical field
This utility model relates to cable maintenance field, particularly to a kind of cable aging diagnosis system.
Background technology
Along with the increase of cable active time, cable insulation and sheath material can occur aging, reliably transport to power plant and user security
Row threatens.In order to enable to detect in time and alleviate the performance degradation of cable, assessing its state and prediction residual life, it is right to need
Some state parameters of cable are monitored, and wherein current parameters is particularly important, fire hazard, and therefore current monitoring becomes
Effectively control cable aging effect and guarantee that cable continues one of the most capable instrument of service ability.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of cable aging diagnosis system, in order to make preventative maintenance in advance
Task, it is to avoid have a power failure, brings impact to production, safety.
The purpose of this utility model is achieved through the following technical solutions:
Cable aging diagnosis system, including processor, leakage current detection coil, three-phase current transmitter, earth leakage circuit-breaker,
Display, alarm, described processor and three-phase current transmitter are arranged in an Al alloy shell body, and display, alarm set
Putting at Al-alloy casing outer surface, earth leakage circuit-breaker is arranged on cable to be detected, and described leakage current detection coil is enclosed within
The outside of cable to be detected, described leakage current detection coil output is connected with three-phase current transmitter input, described three-phase
Current transducer outfan is connected with processor input, and described processor connects display and alarm, described processor
Outfan connect cable to be detected earth leakage circuit-breaker.
Further, described processor is single-chip microcomputer.
Further, described three-phase current transmitter is HC-11 type current transducer.
Further, described system is powered by 12V power supply.
Further, in described housing, it is provided with intelligence moisture separating device.
Further, described intelligence moisture separating device includes the Temperature Humidity Sensor being connected with processor input and defeated with processor
Go out fan and heater that end is connected.
The beneficial effects of the utility model are:
Cable aging diagnosis system of the present utility model, can assess cable degree of aging, in order to make pre-in advance fast and accurately
Anti-property maintenance task, it is to avoid have a power failure, give produce, safety brings impact, this system when measuring to cable almost without damage, because of
This can be widely used for scene or laboratory operation.
Other advantages of the present utility model, target and feature will be illustrated to a certain extent in the following description, and
To a certain extent, will be apparent to those skilled in the art based on to investigating hereafter, or can be from
Practice of the present utility model is instructed.Target of the present utility model and other advantages can be realized by description below
And acquisition.
Accompanying drawing explanation
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, this utility model is made
Described in further detail, wherein:
Fig. 1 is this utility model structural representation.
Detailed description of the invention
Hereinafter with reference to accompanying drawing, preferred embodiment of the present utility model is described in detail.Should be appreciated that preferred embodiment
Only for explanation this utility model rather than in order to limit protection domain of the present utility model.
As it is shown in figure 1, cable aging diagnosis system, including processor 1, processor here is single-chip microcomputer, leakage current inspection
Test coil 2, three-phase current transmitter 3, earth leakage circuit-breaker 4, display 5, alarm 6, described processor and three-phase electricity
Flow transmitter is arranged in an Al alloy shell body, and display, alarm are arranged on Al-alloy casing outer surface, and earth leakage protective is opened
Pass is arranged on cable to be detected, and leakage current detection coil is enclosed within the outside of cable to be detected, leakage current detection coil output
End is connected with three-phase current transmitter input, and three-phase current transmitter outfan is connected with processor input, and processor connects
Being connected to display and alarm, the outfan of processor connects the earth leakage circuit-breaker of cable to be detected；When leakage current is excessive,
Alarm turns on, and sends acousto-optic warning, reminds staff to take further solution, and Al alloy shell physical ability shields
The interference of on-site signal.
Preferably, three-phase current transmitter is HC-11 type current transducer.
This system is powered by 12V power supply.
Improve further as this utility model, in described housing, be provided with intelligence moisture separating device；Described intelligence moisture separating device bag
Include the Temperature Humidity Sensor being connected with processor input and the fan being connected with processor outfan and heater, this device
Arrange system can be kept to be in preferable duty all the time, make test data more accurate.
Cable aging diagnosis system of the present utility model, can assess cable degree of aging, in order to make pre-in advance fast and accurately
Anti-property maintenance task, it is to avoid have a power failure, give produce, safety brings impact, this system when measuring to cable almost without damage, because of
This can be widely used for scene or laboratory operation.
Finally illustrating, above example is only in order to illustrate the technical solution of the utility model and unrestricted, although with reference to preferably
This utility model has been described in detail by embodiment, it will be understood by those within the art that, can be to this utility model
Technical scheme modify or equivalent, without deviating from objective and the scope of the technical program, it all should be contained in this reality
In the middle of novel right.
Claims (6)
1. cable aging diagnosis system, it is characterised in that: include processor (1), leakage current detection coil (2), three-phase
Current transducer (3), earth leakage circuit-breaker (4), display (5), alarm (6), described processor and three-phase electricity
Flow transmitter is arranged in an Al alloy shell body, and display, alarm are arranged on Al-alloy casing outer surface, and earth leakage protective is opened
Pass is arranged on cable to be detected, and described leakage current detection coil is enclosed within the outside of cable to be detected, and described leakage current detects
Coil output is connected with three-phase current transmitter input, and described three-phase current transmitter outfan is connected with processor input,
Connecting on described processor and have display and alarm, the outfan of described processor connects the earth leakage circuit-breaker of cable to be detected.
Cable aging diagnosis system the most according to claim 1, it is characterised in that: described processor is single-chip microcomputer.
Cable aging diagnosis system the most according to claim 1 and 2, it is characterised in that: described three-phase current transmitter is
HC-11 type current transducer.
Cable aging diagnosis system the most according to claim 1, it is characterised in that: described system is powered by 12V power supply.
Cable aging diagnosis system the most according to claim 1, it is characterised in that: in described housing, it is provided with intelligence drives
Tide device.
Cable aging diagnosis system the most according to claim 5, it is characterised in that: described intelligence moisture separating device includes and place
The reason Temperature Humidity Sensor that is connected of device input and the fan being connected with processor outfan and heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620466376.6U CN205749757U (en) | 2016-05-20 | 2016-05-20 | Cable aging diagnosis system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620466376.6U CN205749757U (en) | 2016-05-20 | 2016-05-20 | Cable aging diagnosis system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205749757U true CN205749757U (en) | 2016-11-30 |
Family
ID=57362641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620466376.6U Active CN205749757U (en) | 2016-05-20 | 2016-05-20 | Cable aging diagnosis system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205749757U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106653332A (en) * | 2016-12-13 | 2017-05-10 | 北京平开智能电气有限公司 | Energy-saving device and energy-saving system for three-phase transformer |
| CN108645452A (en) * | 2018-07-16 | 2018-10-12 | 中国航空工业集团公司北京长城计量测试技术研究所 | A kind of aircraft electrical power supply system cable multi- scenarios method Aging Test device |
| CN113109662A (en) * | 2021-03-03 | 2021-07-13 | 中国电力科学研究院有限公司 | Method and system for determining relative aging degree of cable based on interphase relative dielectric loss |
-
2016
- 2016-05-20 CN CN201620466376.6U patent/CN205749757U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106653332A (en) * | 2016-12-13 | 2017-05-10 | 北京平开智能电气有限公司 | Energy-saving device and energy-saving system for three-phase transformer |
| CN108645452A (en) * | 2018-07-16 | 2018-10-12 | 中国航空工业集团公司北京长城计量测试技术研究所 | A kind of aircraft electrical power supply system cable multi- scenarios method Aging Test device |
| CN113109662A (en) * | 2021-03-03 | 2021-07-13 | 中国电力科学研究院有限公司 | Method and system for determining relative aging degree of cable based on interphase relative dielectric loss |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |