CN205120822U - Intelligent anti -electricity -theft system of high pressure - Google Patents
Intelligent anti -electricity -theft system of high pressure Download PDFInfo
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- CN205120822U CN205120822U CN201520788252.5U CN201520788252U CN205120822U CN 205120822 U CN205120822 U CN 205120822U CN 201520788252 U CN201520788252 U CN 201520788252U CN 205120822 U CN205120822 U CN 205120822U
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Abstract
The utility model discloses an intelligent anti -electricity -theft system of high pressure, including be used for gathering data collection station, the multifunctional electricity meter who is used for measuring secondary low pressure circuit load power that electric power specially becomes the high voltage transmission lines electric current that once inclines, be used for reading the special change terminal of data converter and multi -functional electric energy meter data and be used for reading and assay specially becomes the terminal data, judges whether the user exists the main website terminal of stealing electric suspicion, still including setting up at data collection station and specially becoming the data converter between the terminal, data converter and multifunctional electricity meter are through RS485 communication protocol and specially become the terminal and communicate, data collection station and data converter carry out data interchange through micropower wireless communication. It is showing the effect: can carry on one in real time, the secondary side load power relatively and the accuracy good, but electric suspicion is stolen to the quick lock in, additionally, the utility model discloses a micropower wireless communication reads the current value that once inclines, is difficult for being destroyed by the user.
Description
Technical field
The utility model relates to electrical measurement field, relates to the system for measuring electric power, specifically, is a kind of high-voltage intelligent electricity anti-theft system.
Background technology
In some developing countries, low developed area and part high energy consumption enterprise, user's stealing electricity phenomenon is very serious.In normal grid situation, user can touch electric energy meter easily, carry out variously distorting the various forms of attack such as wiring, external action (as high-intensity magnetic field etc.), reach the object of power stealing, some user is by directly in the power taking of ammeter inlet wire prime even, and what have even directly receives power taking on power transmission line, and this stealing mode has walked around electric energy meter completely, traditional electric energy meter, for this, has no idea to prevent and detect.These electricity filching behaviors cause larger economic loss to power supply enterprise, simultaneously also very disruptive electricity consumption order, threaten the Electrical Safety of users.
For this type of phenomenon, electric power enterprise also takes some measures of anti-stealing electricity, but electricity filching means emerges in an endless stream, stealing equipment is more and more intelligent, review accountability to electric power enterprise and bring larger difficulty, main exist adopt the mode cost price of massive quantity power supply and measurement high, stealing logout real-time, poor accuracy, cannot the problem such as quick lock in stealing suspicion.
Utility model content
For the deficiencies in the prior art, the purpose of this utility model is to provide a kind of high-voltage intelligent electricity anti-theft system, can in real time, whether accurate measurements user exist stealing suspicion.
For achieving the above object, the technical solution adopted in the utility model is as follows:
A kind of high-voltage intelligent electricity anti-theft system, its key is: comprise specially become primary side high voltage line current for gathering electric power data acquisition unit, for measure secondary low-voltage line load power multifunction electric meter, for read data acquisition unit and multifunctional electric energy meter data special transformer terminals and for reading and analyzing special transformer terminals data, judge whether user exists the main website terminal of stealing suspicion; Also data converter is provided with between described data acquisition unit and special transformer terminals;
Wherein, described data converter comprises MCU processor, switching power circuit is connected with at the power input of this MCU processor, the LCD display module for showing data is connected with at the output terminal of described MCU processor, this MCU processor being also connected with data memory module and real-time clock module, being also provided with for carrying out the first wireless communication module of exchanges data with described data acquisition unit at described MCU processor.
Another kind as the utility model high-voltage intelligent electricity anti-theft system is preferred, described data acquisition unit is by power supply unit, data acquisition unit and communication unit are formed, wherein said power supply unit comprises CT power-supply circuit, bridge rectifier circuit, anti-serial diode and DC-DC circuit, described data acquisition unit comprises the current sampling mutual inductor specially becoming primary side high voltage line current for electric power, for carrying out the two-way transition diode of rapid overpressure protection and the computation chip for specially becoming the metering of primary side high-tension line power data to electric power to circuit, described communication unit comprises single-chip microcomputer for obtaining described data acquisition unit continuous data and for carrying out the second wireless communication module of information interaction with described data converter.
Another kind as the utility model high-voltage intelligent electricity anti-theft system is preferred, and described first wireless communication module and the second wireless communication module, all by micro power radio communication mode, realize the exchanges data between described data acquisition unit and data converter.
Another kind as the utility model high-voltage intelligent electricity anti-theft system is preferred, and described data converter and multifunction electric meter are all communicated with special transformer terminals by RS485 communication protocol.
Another kind as the utility model high-voltage intelligent electricity anti-theft system is preferred, and described special transformer terminals carries out exchanges data by GPRS communication with main website terminal.
Remarkable result of the present utility model is: by specially becoming user high-pressure side setting data collector, in low-voltage customer side, multifunction electric meter is set, can judge whether to there is stealing suspicion by compare of analysis high pressure, low pressure end difference power, first and second lateral load power ratio can be carried out in real time comparatively and accuracy is good, can quick lock in stealing suspicion; In addition, the utility model adopts micro power radio communication mode to read primary side current value, is not easily destroyed by user.
Accompanying drawing explanation
Fig. 1 is system chart of the present utility model;
Fig. 2 is the schematic block circuit diagram of described data acquisition unit;
Fig. 3 is the schematic block circuit diagram of described data converter.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model and principle of work are described in further detail.
As shown in FIG. 1 to 3, a kind of high-voltage intelligent electricity anti-theft system, comprise specially become primary side high voltage line current for gathering electric power data acquisition unit, for measure secondary low-voltage line load power multifunction electric meter, for read data acquisition unit and multifunctional electric energy meter data special transformer terminals and for reading and analyzing special transformer terminals data, judge whether user exists the main website terminal of stealing suspicion; Also data converter is provided with between described data acquisition unit and special transformer terminals;
Wherein, described data converter comprises MCU processor, the switching power circuit for providing power supply to MCU processor is connected with at the power input of this MCU processor, the LCD display module for showing data is connected with at the output terminal of described MCU processor, this MCU processor being also connected with data memory module and real-time clock module, being also provided with for carrying out the first wireless communication module of exchanges data with described data acquisition unit at described MCU processor.
See accompanying drawing 2, described data acquisition unit is by power supply unit, data acquisition unit and communication unit are formed, wherein said power supply unit comprises CT power-supply circuit, bridge rectifier circuit, anti-serial diode and DC-DC circuit, described data acquisition unit comprises the current sampling mutual inductor specially becoming primary side high voltage line current for electric power, for carrying out the two-way transition diode of rapid overpressure protection and the computation chip for specially becoming the metering of primary side high-tension line power data to electric power to circuit, described communication unit comprises single-chip microcomputer for obtaining described data acquisition unit continuous data and for carrying out the second wireless communication module of information interaction with described data converter.
In the present embodiment, preferably described first wireless communication module and the second wireless communication module are all by micro power radio communication mode, realize the exchanges data between described data acquisition unit and data converter.
In the present embodiment, preferred described data converter is all communicated with special transformer terminals by RS485 communication protocol with multifunction electric meter.
In the present embodiment, preferred described special transformer terminals carries out exchanges data by GPRS communication with main website terminal.
In this example, consider measuring accuracy and realize cost, described computation chip adopts ATT7053 electric energy computation chip, and described single-chip microcomputer adopts 78F0503 chip.
Main website terminal can be computing machine, for Electric Power Marketing System provides this region all kinds of electricity settlement data, control and management is carried out to the load of large user, local electric energy meter operation conditions is monitored in real time, in conjunction with energy metering automated system, Allocation transformer monitoring realizes power transmission network, the statistical study of power distribution network the whole network line loss.Main website terminal carries out process and graphic display to the bearing power of the data acquisition unit read and multifunctional electric energy meter in the utility model, for electric power enterprise verification electricity filching behavior provides the decision-making foundation of science.
By specially becoming user high-pressure side setting data collector, in low-voltage customer side, multifunction electric meter is set, can judge whether to there is stealing suspicion by compare of analysis high pressure, low pressure end difference power, first and second lateral load power ratio can be carried out in real time comparatively and accuracy is good, can quick lock in stealing suspicion; In addition, the utility model adopts micro power radio communication mode to read primary side current value, is not easily destroyed by user.
Claims (5)
1. a high-voltage intelligent electricity anti-theft system, is characterized in that: comprise specially become primary side high voltage line current for gathering electric power data acquisition unit, for measure secondary low-voltage line load power multifunction electric meter, for read data acquisition unit and multifunctional electric energy meter data special transformer terminals and for reading and analyzing special transformer terminals data, judge whether user exists the main website terminal of stealing suspicion; Also data converter is provided with between described data acquisition unit and special transformer terminals;
Wherein, described data converter comprises MCU processor, switching power circuit is connected with at the power input of this MCU processor, the LCD display module for showing data is connected with at the output terminal of described MCU processor, this MCU processor being also connected with data memory module and real-time clock module, being also provided with for carrying out the first wireless communication module of exchanges data with described data acquisition unit at described MCU processor.
2. a kind of high-voltage intelligent electricity anti-theft system according to claim 1, it is characterized in that: described data acquisition unit is by power supply unit, data acquisition unit and communication unit are formed, wherein said power supply unit comprises CT power-supply circuit, bridge rectifier circuit, anti-serial diode and DC-DC circuit, described data acquisition unit comprises the current sampling mutual inductor specially becoming primary side high voltage line current for electric power, for carrying out the two-way transition diode of rapid overpressure protection and the computation chip for specially becoming the metering of primary side high-tension line power data to electric power to circuit, described communication unit comprises single-chip microcomputer for obtaining described data acquisition unit continuous data and for carrying out the second wireless communication module of information interaction with described data converter.
3. a kind of high-voltage intelligent electricity anti-theft system according to claim 2, it is characterized in that: described first wireless communication module and the second wireless communication module, all by micro power radio communication mode, realize the exchanges data between described data acquisition unit and data converter.
4. a kind of high-voltage intelligent electricity anti-theft system according to claim 1, is characterized in that: described data converter and multifunction electric meter are all communicated with special transformer terminals by RS485 communication protocol.
5. a kind of high-voltage intelligent electricity anti-theft system according to claim 1, is characterized in that: described special transformer terminals carries out exchanges data by GPRS communication with main website terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520788252.5U CN205120822U (en) | 2015-10-12 | 2015-10-12 | Intelligent anti -electricity -theft system of high pressure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520788252.5U CN205120822U (en) | 2015-10-12 | 2015-10-12 | Intelligent anti -electricity -theft system of high pressure |
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| CN205120822U true CN205120822U (en) | 2016-03-30 |
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| CN201520788252.5U Active CN205120822U (en) | 2015-10-12 | 2015-10-12 | Intelligent anti -electricity -theft system of high pressure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105932773A (en) * | 2016-05-06 | 2016-09-07 | 深圳市同昌汇能科技发展有限公司 | Intelligent charging electricity larceny prevention system |
| CN105938346A (en) * | 2016-06-23 | 2016-09-14 | 国网山东省电力公司安丘市供电公司 | Electricity larceny prevention power metering intelligent acquisition terminal system |
-
2015
- 2015-10-12 CN CN201520788252.5U patent/CN205120822U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105932773A (en) * | 2016-05-06 | 2016-09-07 | 深圳市同昌汇能科技发展有限公司 | Intelligent charging electricity larceny prevention system |
| CN105932773B (en) * | 2016-05-06 | 2019-03-19 | 深圳市同昌汇能科技发展有限公司 | A kind of intelligent charging electricity anti-theft system |
| CN105938346A (en) * | 2016-06-23 | 2016-09-14 | 国网山东省电力公司安丘市供电公司 | Electricity larceny prevention power metering intelligent acquisition terminal system |
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