CN204556757U - Highly sensitive lightning arrester on-line computing model - Google Patents
Highly sensitive lightning arrester on-line computing model Download PDFInfo
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- CN204556757U CN204556757U CN201520236208.3U CN201520236208U CN204556757U CN 204556757 U CN204556757 U CN 204556757U CN 201520236208 U CN201520236208 U CN 201520236208U CN 204556757 U CN204556757 U CN 204556757U
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- signal input
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- lightning arrester
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- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The utility model relates to lightning protection equipment field, and particularly the highly sensitive lightning arrester on-line computing model of one, comprises signal input module, kernel control module and man-machine interface operational module; Described signal input module is used for the signals collecting to lightning arrestor movement; Described kernel control module is used for analyzing the signal that described signal input module gathers; The signal data that described man-machine interface operational module is analyzed for recording and show described kernel control module; Described signal input module comprises current transformer, photoisolator and filter processor; Described kernel control module comprises single-chip microcomputer and storer; Described man-machine interface operational module comprises liquid crystal display and input through keyboard.The utility model monitor adopts High Performance SCM for process core, by to flashlight electric isolution, intelligent signal analyzing and processing, realize lightning arrester on-line monitoring and timely collection, storer can realize unlimited erasable, the cumulative data of up to ten thousand times data more than 10 years are preserved in power down.
Description
Technical field
The present invention relates to lightning protection equipment field, particularly the highly sensitive lightning arrester on-line computing model of one.
Background technology
Lightning arrester on-line computing model, be make moist for lightning arrester safe operation, Timeliness coverage, the device of aging, lightning surge movement counting.Lightning arrester One's name is legion in current electrical network, the daily difficulty that patrols is large, and not easily the very first time finds problems such as making moist, and conventional monitor needs people's monitoring on duty.
Summary of the invention
The present invention is for avoiding above-mentioned prior art Shortcomings part, providing a kind of difficulties efficiently solving lightning arrester on-line monitoring, realizes the highly sensitive lightning arrester on-line computing model of ideal solution of digitizing, automatic station.
For solving the problems of the technologies described above, the present invention takes following technical scheme:
Highly sensitive lightning arrester on-line computing model, comprise signal input module, kernel control module and man-machine interface operational module, described signal input module is used for the collection to lightning arrestor movement signal, described kernel control module is used for analyzing the signal that described signal input module gathers, the signal data that described man-machine interface operational module is analyzed for recording and show described kernel control module, described signal input module comprises current transformer (being called for short CT), photoisolator and filter processor, described current transformer is enclosed within cable for responding to the electric current of cable, the electric current that the rear side that described photoisolator and filter processor are arranged on described current transformer is responded to for the treatment of current transformer, described kernel control module comprises single-chip microcomputer and storer, the cable current that described single-chip microcomputer is responded to for the treatment of described current transformer, and described storer is for storing data, described man-machine interface operational module comprises liquid crystal display and keyboard.
Preferably, described liquid crystal display is LCD1602.
Preferably, described storer is FRAM data-carrier store.
Preferably, adopt MODBUS communication protocol, RS-485 communication mode between each module of this monitor, baud rate is 9600bps.
Compared with prior art, beneficial effect of the present invention is:
The present invention adopts High Performance SCM to be that process core is formed, and by flashlight electric isolution, intelligent signal analyzing and processing, realizes the real-time acquisition process of lightning arrester on-line monitoring.FRAM data-carrier store, unlimited is erasable, cumulative data up to ten thousand time data more than 10 years are preserved in power down.Good human interface function, handled easily is safeguarded.
Accompanying drawing explanation
Fig. 1 is electrical block diagram of the present invention.
Embodiment
Shown in accompanying drawing 1, highly sensitive lightning arrester on-line computing model, comprises signal input module, kernel control module and man-machine interface operational module; Described signal input module is used for the signals collecting to lightning arrestor movement, described kernel control module is used for analyzing the signal that described signal input module gathers, the signal data that man-machine interface operational module is analyzed for recording and show described kernel control module; Described signal input module comprises current transformer (being called for short CT), photoisolator and filter processor, described current transformer is enclosed within for responding to the electric current of cable on cable, the electric current that the rear side that described photoisolator and filter processor are arranged on described current transformer is responded to for the treatment of current transformer;
Described kernel control module comprises single-chip microcomputer and storer, the cable current that described single-chip microcomputer is responded to for the treatment of described current transformer, and described storer is for storing data; Described man-machine interface operational module comprises liquid crystal display and keyboard.
Preferably, described liquid crystal display is LCD1602.
Preferably, described storer is FRAM data-carrier store.
Preferably, adopt MODBUS communication protocol, RS-485 communication mode between each module of this monitor, baud rate is 9600bps.
When lightning arrestor movement, be enclosed within current transformer induction current on cable after photoisolator, filter processor carry out Phototube Coupling, filtering process, single-chip microcomputer is to its signal acquisition process and carry out intellectual analysis, realize process in real time, accurate record, recollect inquiry, clock chip is used for the functions such as time setting.When Analyse of Reject-acting Arrester, be enclosed within current transformer induction current on cable after photoisolator, filter processor carry out Phototube Coupling, filtering process, single-chip microcomputer Real-time Collection Leakage Current effective value is when reaching setting threshold values, liquid crystal display display Leakage Current size malfunction indicator lamp is lighted, contact output alarm signal record trouble time and current value.
The invention solves micro-signal measure, with the problem such as anti-interference, efficiently solving the difficulties of lightning arrester on-line monitoring, is the ideal solution of digitizing, automatic station.
Claims (4)
1. highly sensitive lightning arrester on-line computing model, comprise signal input module, kernel control module and man-machine interface operational module, described signal input module is used for the collection to lightning arrestor movement signal, described kernel control module is used for analyzing the signal that described signal input module gathers, the signal data that described man-machine interface operational module is analyzed for recording and show described kernel control module, it is characterized in that: described signal input module comprises current transformer, photoisolator and filter processor, described current transformer is enclosed within cable for responding to the electric current of cable, the electric current that the rear side that described photoisolator and filter processor are arranged on described current transformer is responded to for the treatment of current transformer, described kernel control module comprises single-chip microcomputer and storer, the cable current that described single-chip microcomputer is responded to for the treatment of described current transformer, and described storer is for storing data, described man-machine interface operational module comprises liquid crystal display and keyboard.
2. highly sensitive lightning arrester on-line computing model according to claim 1, is characterized in that: described liquid crystal display is LCD1602.
3. highly sensitive lightning arrester on-line computing model according to claim 1, is characterized in that: described storer is FRAM data-carrier store.
4. the highly sensitive lightning arrester on-line computing model according to claim 1-3, is characterized in that: adopt MODBUS communication protocol between each module of this monitor, RS-485 communication mode, and baud rate is 9600bps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520236208.3U CN204556757U (en) | 2015-04-19 | 2015-04-19 | Highly sensitive lightning arrester on-line computing model |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520236208.3U CN204556757U (en) | 2015-04-19 | 2015-04-19 | Highly sensitive lightning arrester on-line computing model |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204556757U true CN204556757U (en) | 2015-08-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520236208.3U Expired - Fee Related CN204556757U (en) | 2015-04-19 | 2015-04-19 | Highly sensitive lightning arrester on-line computing model |
Country Status (1)
| Country | Link |
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| CN (1) | CN204556757U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105954634A (en) * | 2016-07-22 | 2016-09-21 | 安徽亚辉电气自动化有限公司 | Online monitoring device for lightning arrester |
| CN107656150A (en) * | 2017-08-08 | 2018-02-02 | 芜湖市凯鑫避雷器有限责任公司 | A kind of on-line measuring device of electric ceramic lightning arrester |
-
2015
- 2015-04-19 CN CN201520236208.3U patent/CN204556757U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105954634A (en) * | 2016-07-22 | 2016-09-21 | 安徽亚辉电气自动化有限公司 | Online monitoring device for lightning arrester |
| CN107656150A (en) * | 2017-08-08 | 2018-02-02 | 芜湖市凯鑫避雷器有限责任公司 | A kind of on-line measuring device of electric ceramic lightning arrester |
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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: 20150812 Termination date: 20180419 |
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| CF01 | Termination of patent right due to non-payment of annual fee |