CN203734302U - Intelligent lightning protector of digital data line RS-485 - Google Patents
Intelligent lightning protector of digital data line RS-485 Download PDFInfo
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- CN203734302U CN203734302U CN201420033243.0U CN201420033243U CN203734302U CN 203734302 U CN203734302 U CN 203734302U CN 201420033243 U CN201420033243 U CN 201420033243U CN 203734302 U CN203734302 U CN 203734302U
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- APTZNLHMIGJTEW-UHFFFAOYSA-N pyraflufen-ethyl Chemical compound C1=C(Cl)C(OCC(=O)OCC)=CC(C=2C(=C(OC(F)F)N(C)N=2)Cl)=C1F APTZNLHMIGJTEW-UHFFFAOYSA-N 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 11
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- 230000001939 inductive effect Effects 0.000 abstract 2
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- 208000025274 Lightning injury Diseases 0.000 description 5
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Abstract
An intelligent lightning protector of a digital data line RS-485 belongs to the technical field of intelligent signal lightning protection. The intelligent lightning protector comprises a thunder and lightning interrupter and a thunder and lightning monitoring unit, wherein the thunder and lightning monitoring unit comprises a current sensor, an A/D converter and the like. The thunder and lightning interrupter is provided with an embedded chip, a ground wire is provided with an inductive coil, the inductive coil is successively connected with the current sensor, the A/D converter, a single-chip microprocessor, an RS-485 chip and a photoelectric coupler, the photoelectric coupler is connected with a wireless collection terminal, and signals are transmitted to a data monitoring center of a power company via the wireless collection terminal. When the intelligent lightning protector is added to the signal line, a worker in the power system can stay in the power data monitoring center to effectively determine whether each thunder and lightning interrupter is struck by lightning and the times of lightning protection according to data information back fed by the lightning protector, the thunder and lightning interrupter can be replaced before damage, the working efficiency is high, the safety level is high, and the intelligent lightning protector can be widely popularized and applied.
Description
Technical field
The utility model belongs to intelligent signal lighting protection technical field, is specifically related to a kind of data signal line RS-485 Intelligent lightning protection device that lightning strike signals is fed back in time can there is lightning surge on holding wire in the situation that to Utilities Electric Co.'s data monitoring center.
Background technology
Along with all standing of power information acquisition system, acquisition system and terminal are become increasingly conspicuous by the problem of lightning damage, and existing anti-lightning strike product can't be accomplished lightning protection absolute cover, unlimited, also cannot there is on the line active reporting thunderbolt information in the situation of lightning surge; Once and occur on holding wire after lightning surge, although signals collecting terminal or electric energy acquisition device do not damage, but thunder and lightning block device probably can not bear lightning surge next time again, namely thunder and lightning block device has lost the function of its lightning protection, and occurring after thundery sky, the patrol officer of power department can not accomplish that again each collector point checks, is also the work taking time and effort even if check, so the effect of research Intelligent lightning protection device is just self-evident.
Utility model content
For the above-mentioned problems in the prior art, the purpose of this utility model is to provide a kind of data signal line RS-485 Intelligent lightning protection device that lightning strike signals is fed back in time can there is lightning surge on holding wire in the situation that to Utilities Electric Co.'s data monitoring center.
Described a kind of data signal line RS-485 Intelligent lightning protection device, comprise interconnective thunder and lightning block device and lightning monitoring unit, thunder and lightning block device connects earth connection, described lightning monitoring unit comprises current inductor, A/D converter, single-chip microcomputer, RS-485 chip and photoelectrical coupler, it is characterized in that, on described thunder and lightning block device, embedded chip is set, on described earth connection, induction coil is set, induction coil is connected with current inductor, current inductor and A/D converter, single-chip microcomputer, RS-458 chip and photoelectrical coupler connect, photoelectrical coupler is connected with wireless acquisition terminal, lightning strike signals is transferred to wireless acquisition terminal, be transferred to Utilities Electric Co.'s data monitoring center by wireless acquisition terminal.Its principle is when thunder and lightning block device is being blocked lightning surge, current inductor senses the information that has produced lightning surge on RS-485 holding wire, and by A/D converter, this input information single-chip microcomputer is processed and storage, import this information into RS-485 holding wire by 485 chips and photoelectrical coupler simultaneously, and the N of RS-485 holding wire end is connected with intelligent grid wireless acquisition terminal, lightning strike signals is transferred to wireless acquisition terminal, is transferred to Utilities Electric Co.'s data monitoring center by wireless acquisition terminal.
Described a kind of data signal line RS-485 Intelligent lightning protection device, is characterized in that described current inductor, A/D converter, single-chip microcomputer, RS-458 chip, photoelectrical coupler are connected with power supply, by Power supply.
Described a kind of data signal line RS-485 Intelligent lightning protection device, it is characterized in that thunder and lightning block device works in the time that the M end of RS-485 holding wire pours in lightning surge, thunder-strike current is introduced underground by earth connection, current inductor is for monitoring the current signal of induction coil, A/D converter is for converting current analog signal to digital signal, and single-chip microcomputer is for preservation and processing to signal.
Described a kind of data signal line RS-485 Intelligent lightning protection device, it is characterized in that 485 chips are connected with RS-485 holding wire by photoelectrical coupler, RS-485 holding wire is connected with energy information transmission signal line, in the time there is lightning surge, utilize original power information data holding wire that information is spread out of, when without thunderbolt occur time, RS-485 holding wire not with wireless acquisition terminal communication.
Described a kind of data signal line RS-485 Intelligent lightning protection device, is characterized in that Utilities Electric Co.'s data monitoring center sends order by wireless acquisition terminal to Intelligent lightning protection device, reads the information such as quantity of state and monitoring variable of Intelligent lightning protection device in real time.
Described a kind of data signal line RS-485 Intelligent lightning protection device, the IP address of its each Intelligent lightning protection device of feature is corresponding one by one with actual installation address, for the monitoring of being struck by lightning of arbitrary information gathering circuit in the electric power region to this Intelligent lightning protection device.
A kind of described data signal line RS-485 intelligent lightning protecting method, is characterized in that comprising the steps:
1) in the time that lightning surge appears in energy information transmission signal line M end, thunder and lightning block device snap action, introduces underground by electric current by earth connection;
2) when thunder-strike current is by earth connection, induction coil generation current signal on earth connection, current inductor monitors the current signal on induction coil simultaneously, convert signal to compatible electric current by A/D converter, preserve and process by single-chip microcomputer, this signal process RS-458 chip processing simultaneously, then import wireless acquisition terminal through photoelectrical coupler into along RS-485 holding wire N end, wireless acquisition terminal is passed to this information Utilities Electric Co.'s data monitoring center again;
3) Utilities Electric Co.'s data monitoring center receives after information, the staff of monitoring center is by the data message receiving, judge the number of lightning strokes of corresponding thunder and lightning block device, arrive again the corresponding thunder and lightning inspection of the scene of a crime, the thunder and lightning block devices that replacing number of lightning strokes reaches capacity etc., monitor thunderbolt thereby reach.
By adopting above-mentioned technology, compared with prior art, the utility model has following beneficial effect:
1) the utility model is arranged on the front position of power information collecting terminal, and is connected on the RS-485 holding wire being connected with acquisition terminal.
2) primary structure of the present utility model is by increase embedded chip on original thunder and lightning block device, can monitor surges such as the thunderbolts producing on energy information transmission signal line circuit in time, monitor after signal, make the work of thunder and lightning block device, electric current is introduced by earth connection underground, improve security performance;
3) the utility model lightning protection for holding wire by this Intelligent lightning protection device, by original holding wire transmission lightning information, it is easy for installation, and can be to the monitoring of being struck by lightning of the particular location of holding wire, signal is passed to electric power data monitoring center, make work about electric power personnel just can go out to produce by the surge information analysis that wireless acquisition terminal is sended over the accurate place of surge in electric power data monitoring center, avoid in prior art, needing a large amount of manpowers to remove check along the line, reduce labour intensity, improved personal safety;
4) the utility model is by installing current inductor on the earth resistance line being connected with thunder and lightning block device, in the time there is surge on circuit, the action of thunder and lightning block device, electric current is introduced underground by earth connection, current inductor just monitors current signal, and signal is imported in single-chip microcomputer by analog to digital converter, signal is processed rear preservation by single-chip microcomputer, after processing by RS-485 chip, import wireless acquisition terminal through photoelectrical coupler into along holding wire simultaneously, acquisition terminal is passed to thunderbolt information Utilities Electric Co.'s data monitoring center again, be convenient to work about electric power personnel and make judgement accurately,
5) data monitoring of the present utility model center also can initiatively send order by data collection station to Intelligent lightning protection device, read the information such as quantity of state and monitoring variable of Intelligent lightning protection device, and it is corresponding with actual installation address that the Intelligent lightning protection device of each installation carries out IP address, so just can accomplish the monitoring of being struck by lightning of arbitrary information gathering circuit in electric power region;
6) because the lightning protection capability of each thunder and lightning block device is limited, the thunder and lightning block device that just need to more renew of can only preventing being struck by lightning several times, all to be investigated one by one along the line by work about electric power personnel at present, workload is large like this, and thunderstorm weather, personal safety to staff is unfavorable, the particularly thunderbolt such as remote mountain areas region occurred frequently, and running check need consume a large amount of manpower and materials; By increasing on holding wire after Intelligent lightning protection device of the present utility model, work about electric power personnel only need be in electric power data monitoring center, the data message of returning according to this system feedback, can effectively determine whether each thunder and lightning block device occurs thunderbolt and the lightning protection number of times occurring, and before damaging, thunder and lightning block device changes, operating efficiency is high, and fail safe is good, is conducive to apply.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In figure: 1-power supply, 2-single-chip microcomputer, 3-A/D transducer, 4-current inductor, 5-induction coil, 6-thunder and lightning block device, 7-photoelectrical coupler, 8-RS-458 chip, 9-energy information transmission signal line, 10-RS-485 holding wire.
Embodiment
Below in conjunction with Figure of description, the utility model will be further described:
As shown in Figure 1, a kind of data signal line RS-485 Intelligent lightning protection device, be arranged on holding wire, for holding wire is carried out to lightning protection monitoring, it comprises the thunder and lightning block device 6 connecting by energy information transmission signal line 9, current inductor 4, A/D converter 3, single-chip microcomputer 2, RS-458 chip 8 etc., above-mentioned parts are all connected with power supply 1, powered by power supply 1, on described thunder and lightning block device 6, earth connection is set, in the time that holding wire M end monitors lightning surge, thunder and lightning block device 6 snap actions, electric current is descended underground by earth connection, the induction coil 5 simultaneously arranging on earth connection senses signal, current inductor 4 induced currents that are connected with induction coil 5, by connected A/D converter 3, current data is changed, convert compatible signal to, preserve and process by the single-chip microcomputer 2 being connected with A/D converter 3, the RS-458 chip 8 being connected with single-chip microcomputer 2 is processed signal simultaneously, import connected wireless acquisition terminal by the photoelectrical coupler 7 being connected with RS-458 chip 8 into along RS-485 holding wire 10 again, be transferred to Utilities Electric Co.'s data monitoring center by wireless acquisition terminal, corresponding thunder and lightning block device number of lightning strokes etc. is judged according to signal data by work about electric power personnel, instantaneously changing reaches the thunder and lightning block device corresponding thunder and lightning block device 6 in useful life, reach intelligent lightning protecting monitoring, energy information transmission signal line 9 of the present invention is identical with RS-485 holding wire 10, also adopt RS-485 line.
As shown in the figure, photoelectrical coupler 7 grades are connected by RS-485 holding wire 10 with wireless acquisition terminal, thunder and lightning block device 6 is connected by energy information transmission signal line 9 with wireless acquisition terminal, RS-485 holding wire 10 is connected with energy information transmission signal line 9, while generation without thunderbolt, RS-485 holding wire 10 not with wireless acquisition terminal communication, in the time there is thunderbolt generation, photoelectrical coupler 7 grades are linked holding wire 9 by RS-485 holding wire 10, and be connected with wireless acquisition terminal at N end, for signal transmission; Utilities Electric Co.'s data monitoring center sends order by wireless acquisition terminal to Intelligent lightning protection device, read the information such as quantity of state and monitoring variable of Intelligent lightning protection device, in order to reduce work about electric power personnel's workload, the utility model is installed Intelligent lightning protection device at the front end of each electric energy acquisition terminal, and the IP address of each Intelligent lightning protection device is corresponding one by one with actual installation address, for the monitoring of being struck by lightning of arbitrary information gathering circuit in the electric power region to this Intelligent lightning protection device.
Data signal line RS-485 intelligent lightning protecting method of the present utility model, main process is as follows:
1), in the time that surge appears in the M of energy information transmission signal line 9 end, the 6 moment work of thunder and lightning block device, introduces underground by electric current by earth connection;
2) when electric current is by earth connection, because earth connection is provided with induction coil 5, induction coil 5 is made induction, current inductor 4 monitors the current signal on induction coil 5, signal is passed to A/D converter 3, convert compatible electric current to by A/D converter 3, preserve and process by single-chip microcomputer 2, this signal is processed through RS-458 chip 8 simultaneously, import electric power data holding wire 9 through photoelectrical coupler 7 into along RS-485 holding wire 10 again, and from N end input wireless acquisition terminal, wireless acquisition terminal is passed to this information Utilities Electric Co.'s data monitoring center again;
3) Utilities Electric Co.'s data monitoring center receives after information, the staff of monitoring center is by the data message receiving, determine thunderbolt and number of lightning strokes that the thunder and lightning block device 6 in each region meets with, before thunder and lightning block device 6 reaches the number of lightning strokes limit, to the corresponding thunder and lightning inspection of the scene of a crime, change intelligent lightning block device, thereby reach, thunderbolt is monitored.
The utility model is that holding wire is carried out to intelligent lightning protecting monitoring, be particularly suitable for being contained in remote districts and wait thunderbolt region occurred frequently, work about electric power personnel directly just can see signal data at Utilities Electric Co.'s data monitoring center, according to signal data, corresponding thunder and lightning block device thunder 6 being hit to number of times etc. by work about electric power personnel judges, instantaneously changing reaches the thunder and lightning block device corresponding intelligent lightning block device in 6 useful lifes, can before thunder and lightning block device 6 damages, just can change, increase work efficiency.
Claims (5)
1. a data signal line RS-485 Intelligent lightning protection device, comprise interconnective thunder and lightning block device (6) and lightning monitoring unit, thunder and lightning block device (6) connects earth connection, described lightning monitoring unit comprises current inductor (4), A/D converter (3), single-chip microcomputer (2), RS-485 chip (8) and photoelectrical coupler (7), it is characterized in that, on described thunder and lightning block device (6), embedded chip is set, induction coil (5) is set on described earth connection, induction coil (5) is connected with current inductor (4), current inductor (4) and A/D converter (3), single-chip microcomputer (2), RS-458 chip (8) and photoelectrical coupler (7) connect, photoelectrical coupler (7) is connected with wireless acquisition terminal, lightning strike signals is transferred to wireless acquisition terminal, be transferred to Utilities Electric Co.'s data monitoring center by wireless acquisition terminal.
2. a kind of data signal line RS-485 Intelligent lightning protection device according to claim 1, it is characterized in that described current inductor (4), A/D converter (3), single-chip microcomputer (2), RS-458 chip (8), photoelectrical coupler (7) are connected with power supply (1), are powered by power supply (1).
3. a kind of data signal line RS-485 Intelligent lightning protection device according to claim 1, it is characterized in that thunder and lightning block device (6) works in the time that the M end of RS-485 holding wire (10) pours in lightning surge, thunder-strike current is introduced underground by earth connection, current inductor (4) is for monitoring the current signal of induction coil (5), A/D converter (3) is for converting current analog signal to digital signal, and single-chip microcomputer (2) is for the preservation to signal and processing.
4. a kind of data signal line RS-485 Intelligent lightning protection device according to claim 1, it is characterized in that RS-485 chip (8) is connected with RS-485 holding wire (10) by photoelectrical coupler (7), RS-485 holding wire (10) is connected with energy information transmission signal line (9), in the time there is lightning surge, utilize original power information data holding wire that information is spread out of, when without thunderbolt occur time, RS-485 holding wire (10) not with wireless acquisition terminal communication.
5. a kind of data signal line RS-485 Intelligent lightning protection device according to claim 1, the IP address that it is characterized in that each Intelligent lightning protection device is corresponding one by one with actual installation address, for the monitoring of being struck by lightning of arbitrary information gathering circuit in the electric power region to this Intelligent lightning protection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420033243.0U CN203734302U (en) | 2014-01-20 | 2014-01-20 | Intelligent lightning protector of digital data line RS-485 |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420033243.0U CN203734302U (en) | 2014-01-20 | 2014-01-20 | Intelligent lightning protector of digital data line RS-485 |
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| CN203734302U true CN203734302U (en) | 2014-07-23 |
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| CN201420033243.0U Expired - Lifetime CN203734302U (en) | 2014-01-20 | 2014-01-20 | Intelligent lightning protector of digital data line RS-485 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103795052A (en) * | 2014-01-20 | 2014-05-14 | 嘉兴市国科京禾电子有限公司 | Data signal line RS-485 intelligent anti-lighting device and method |
| CN108777517A (en) * | 2018-06-26 | 2018-11-09 | 伏诺瓦(天津)科技有限公司 | Lightning protection device monitoring method based on mobile terminal and device |
-
2014
- 2014-01-20 CN CN201420033243.0U patent/CN203734302U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103795052A (en) * | 2014-01-20 | 2014-05-14 | 嘉兴市国科京禾电子有限公司 | Data signal line RS-485 intelligent anti-lighting device and method |
| CN103795052B (en) * | 2014-01-20 | 2017-01-11 | 嘉兴市国科京禾电子有限公司 | Data signal line RS-485 intelligent anti-lighting device and method |
| CN108777517A (en) * | 2018-06-26 | 2018-11-09 | 伏诺瓦(天津)科技有限公司 | Lightning protection device monitoring method based on mobile terminal and device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: ZHEJIANG JINGHE ELECTRONIC TECHNOLOGY CO., LTD. Free format text: FORMER NAME: JIAXING GUOKE JINGHE ELECTRON CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 314000 Tsinghua Research Institute of Yangtze River Delta, No. 705 Asia Pacific Road, Zhejiang, Jiaxing 16F Patentee after: ZHEJIANG JINGHE ELECTRONIC TECHNOLOGY CO.,LTD. Address before: 314000 Nanxi East Road, Nanhu District, Zhejiang, China, No. 1466, No. Patentee before: JIANGXING GUOKE JINGHE ELECTRONIC Co.,Ltd. |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20160323 Granted publication date: 20140723 Pledgee: Agricultural Bank of China Limited by Share Ltd. Jiaxing science and Technology Branch Pledgor: ZHEJIANG JINGHE ELECTRONIC TECHNOLOGY CO.,LTD. Registration number: 2015990000169 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Data signal line RS-485 intelligent anti-lighting device and method Effective date of registration: 20160323 Granted publication date: 20140723 Pledgee: Agricultural Bank of China Limited by Share Ltd. Jiaxing science and Technology Branch Pledgor: ZHEJIANG JINGHE ELECTRONIC TECHNOLOGY CO.,LTD. Registration number: 2016990000231 |
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| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PM01 | Change of the registration of the contract for pledge of patent right |
Change date: 20160323 Registration number: 2015990000169 Pledgee after: Agricultural Bank of China Limited by Share Ltd. Jiaxing science and Technology Branch Pledgee before: The Agricultural Bank of Jiaxing branch of Limited by Share Ltd. China garshin |
|
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 314300 308 rooms, No. 382, No. 382, Asia Pacific Road, Nanhu District, Zhejiang Patentee after: ZHEJIANG JINGHE ELECTRONIC TECHNOLOGY CO.,LTD. Address before: 314000 Tsinghua Research Institute of Yangtze River Delta, No. 705 Asia Pacific Road, Zhejiang, Jiaxing 16F Patentee before: ZHEJIANG JINGHE ELECTRONIC TECHNOLOGY CO.,LTD. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140723 |