CN203324341U - Voltage transformer ID-code recognition device - Google Patents
Voltage transformer ID-code recognition device Download PDFInfo
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- CN203324341U CN203324341U CN201320253417XU CN201320253417U CN203324341U CN 203324341 U CN203324341 U CN 203324341U CN 201320253417X U CN201320253417X U CN 201320253417XU CN 201320253417 U CN201320253417 U CN 201320253417U CN 203324341 U CN203324341 U CN 203324341U
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- voltage transformer
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Abstract
The utility model relates to a voltage transformer ID-code recognition device, and the device comprises a terminal control module which is disposed on a voltage transformer inside a measuring cabinet, and a main control module which is disposed on a panel of the measuring cabinet. The device is characterized in that the main control module is connected with the terminal control module in a manner of wireless communication; that the main control module comprises a CPU control module, an antenna transmitting and receiving module, a data package transmitting control module, a data package receiving control module, a frequency-hopping control module, and a CRC verification module; the terminal control module comprises a voltage transformer terminal CPU control module, a voltage transformer terminal antenna transmitting and receiving module, a voltage transformer terminal data package transmitting control module, a voltage transformer terminal data package receiving extracting module, a voltage transformer terminal frequency-hopping control module, and a voltage transformer terminal CRC verification module. The voltage transformer ID code recognition device is simple in control principle, is convenient to operate, can effectively detect an illegal act of stealing electricity by using an under-voltage method so as to guarantee normal use of electricity and safeguard the national interests.
Description
Technical field
The utility model relates to a kind of voltage transformer (VT) ID code recognition device, is applied to metering cabinet.
Background technology
" Electricity Law of the People's Republic of China " the 4th pointed out: forbid that any unit and individual endanger electric power facility safety or illegal encroachment, use electric energy.But still have some enterprises and individuals to put law in ignoring, be subject to ordering about of interests to carry out stealing, escape to pay the electricity charge, the interests of infringement country and electric power distributors are to meet private interests.Wherein just comprise under-voltage method stealing: deliberately change the normal wiring of electric energy meter, or deliberately cause the metered voltage loop fault, even the voltage transformer (VT) of standard is substituted for another surreptitiously, cause the potential winding decompression of electric energy meter or suffered voltage to reduce.
And the violator is when adopting said method to carry out corresponding stealing, the electric power personnel are only opening cabinet and are utilizing complex apparatus effectively to discover out to metering cabinet, to detection, brought very big not convenient.Therefore, for the problems referred to above be the object of the utility model research.
The utility model content
The purpose of this utility model is to provide a kind of voltage transformer (VT) ID code recognition device, contribute to solve current under-voltage method stealing can't simple detection etc. problem.
The technical solution of the utility model is:
A kind of voltage transformer (VT) ID code recognition device, comprise the terminal control module be arranged on metering cabinet builtin voltage mutual inductor and be arranged at the main control module on the metering cabinet panel, it is characterized in that: between described main control module and terminal control module, adopt communication to be connected, described main control module comprises the CPU control module, the antenna transmission receiver module, send the packet control module, receive the packet extraction module, frequency hopping control module, the CRC check module, described CPU control module is respectively through sending the packet control module, receiving the packet extraction module is connected with frequency hopping control module, described frequency hopping control module is connected with the antenna transmission receiver module through the CRC check module, described terminal control module comprises voltage transformer (VT) terminal CPU control module, voltage transformer (VT) terminal antenna transmitting and receiving module, the voltage transformer (VT) terminal sends the packet control module, the voltage transformer (VT) terminal receives the packet extraction module, voltage transformer (VT) terminal frequency hopping control module, voltage transformer (VT) terminal CRC check module, described voltage transformer (VT) terminal CPU control module sends the packet control module through the voltage transformer (VT) terminal respectively, the voltage transformer (VT) terminal receives the packet extraction module and is connected with voltage transformer (VT) terminal frequency hopping control module, described voltage transformer (VT) terminal frequency hopping control module is connected with voltage transformer (VT) terminal antenna transmitting and receiving module through voltage transformer (VT) terminal CRC check module.
Wherein, the temperature sensor that described voltage transformer (VT) terminal CPU control module also is connected with power module and connects through voltage transformer (VT) room temperature acquisition module.
The Temperature Humidity Sensor that described CPU control module also is connected with power module, sound and light alarm module, liquid crystal display LCD module and connects through switch cabinet chamber humiture collection module.
The utility model has the advantage of: the utility model control principle is simple, and simple operation can effectively detect the illegal activities that utilize under-voltage method stealing, ensures that electric power is normally used, and has safeguarded national interests.
The accompanying drawing explanation
The theory diagram of the main control module that Fig. 1 is the utility model embodiment.
The theory diagram of the terminal control module that Fig. 2 is the utility model embodiment.
Embodiment
For above-mentioned feature and advantage of the present utility model can be become apparent, special embodiment below, and coordinate accompanying drawing, be described in detail below.
With reference to figure 1 and Fig. 2, the utility model relates to a kind of voltage transformer (VT) ID code recognition device, comprise the terminal control module be arranged on metering cabinet builtin voltage mutual inductor and be arranged at the main control module on the metering cabinet panel, between described main control module and terminal control module, adopt communication to be connected, described main control module comprises the CPU control module, the antenna transmission receiver module, send the packet control module, receive the packet extraction module, frequency hopping control module, the CRC check module, described CPU control module is respectively through sending the packet control module, receiving the packet extraction module is connected with frequency hopping control module, described frequency hopping control module is connected with the antenna transmission receiver module through the CRC check module, described terminal control module comprises voltage transformer (VT) terminal CPU control module, voltage transformer (VT) terminal antenna transmitting and receiving module, the voltage transformer (VT) terminal sends the packet control module, the voltage transformer (VT) terminal receives the packet extraction module, voltage transformer (VT) terminal frequency hopping control module, voltage transformer (VT) terminal CRC check module, described voltage transformer (VT) terminal CPU control module sends the packet control module through the voltage transformer (VT) terminal respectively, the voltage transformer (VT) terminal receives the packet extraction module and is connected with voltage transformer (VT) terminal frequency hopping control module, described voltage transformer (VT) terminal frequency hopping control module is connected with voltage transformer (VT) terminal antenna transmitting and receiving module through voltage transformer (VT) terminal CRC check module.Related data transmit with reception and mainly refer to: temperature data, mutual inductor coding and address date etc.
The temperature sensor that above-mentioned voltage transformer (VT) terminal CPU control module also is connected with power module and connects through voltage transformer (VT) room temperature acquisition module.
The Temperature Humidity Sensor that above-mentioned CPU control module also is connected with power module, sound and light alarm module, liquid crystal display LCD module and connects through switch cabinet chamber humiture collection module.
Specific implementation process of the present utility model:
1. the temperature and humidity monitor of metering cabinet
The application Temperature Humidity Sensor is tested the humiture in voltage transformer (VT) and control cabinet, and is presented on the LCD screen, realizes monitoring.
2. identity automatic cycle identification
Voltage transformer (VT) in cabinet is carried out to the identify label coding;
Main control module is arranged in the control module in panel, and each terminal control module is arranged on respectively in each voltage transformer (VT) in cabinet;
The main control module automatic cycle sends the identification request signal to each terminal control module;
When each terminal control module receives the identification request signal, to main control module, beam back the identification answer signal;
As long as the identification of each terminal control module is correct, main control module will carry out cycle detection identification by certain cycle;
When the identity mistake of a certain terminal control module, main control module repeatedly (1000 times) sends the identification request signal continuously with different frequencies, when repeatedly (1000 times) all do not receive the identification signal from the terminal control module, be judged to be this terminal control module make mistakes (by substituting for another surreptitiously);
Demonstrate the identity information of each terminal control module on main control module LCD panel.
When main control module can't be received the reply from the identity code of terminal control module, in order to improve reliability, retransmit the identification request signal with different frequencies to the terminal control module continuous 1000 times.In the time all return signal can't being received 1000 times, just judge that mutual inductor is substituted for another surreptitiously.Thereby realize frequency hopping control;
Because the power frequency of electric system is power frequency (50Hz), in order to improve the interference free performance of transmission system, Wireless Data Transmission between main control module and terminal control module adopts radio-frequency technique and the GFSK modulation system of 2.4GHz, thoroughly breaks away from power frequency and disturbs;
Wireless Data Transmission between main control module and terminal control module, adopt cyclic redundancy check (CRC) code CRC(Cyclic Redundancy Check) verification, further improve quality and the anti-interference of data transmission.
The foregoing is only preferred embodiment of the present utility model, all equalizations of doing according to the utility model claim change and modify, and all should belong to covering scope of the present utility model.
Claims (3)
1. a voltage transformer (VT) ID code recognition device, comprise the terminal control module be arranged on metering cabinet builtin voltage mutual inductor and be arranged at the main control module on the metering cabinet panel, it is characterized in that: between described main control module and terminal control module, adopt communication to be connected, described main control module comprises the CPU control module, the antenna transmission receiver module, send the packet control module, receive the packet extraction module, frequency hopping control module, the CRC check module, described CPU control module is respectively through sending the packet control module, receiving the packet extraction module is connected with frequency hopping control module, described frequency hopping control module is connected with the antenna transmission receiver module through the CRC check module, described terminal control module comprises voltage transformer (VT) terminal CPU control module, voltage transformer (VT) terminal antenna transmitting and receiving module, the voltage transformer (VT) terminal sends the packet control module, the voltage transformer (VT) terminal receives the packet extraction module, voltage transformer (VT) terminal frequency hopping control module, voltage transformer (VT) terminal CRC check module, described voltage transformer (VT) terminal CPU control module sends the packet control module through the voltage transformer (VT) terminal respectively, the voltage transformer (VT) terminal receives the packet extraction module and is connected with voltage transformer (VT) terminal frequency hopping control module, described voltage transformer (VT) terminal frequency hopping control module is connected with voltage transformer (VT) terminal antenna transmitting and receiving module through voltage transformer (VT) terminal CRC check module.
2. voltage transformer (VT) ID code recognition device according to claim 1, is characterized in that: the temperature sensor that described voltage transformer (VT) terminal CPU control module also is connected with power module and connects through voltage transformer (VT) room temperature acquisition module.
3. voltage transformer (VT) ID code recognition device according to claim 1 and 2, is characterized in that: the Temperature Humidity Sensor that described CPU control module also is connected with power module, sound and light alarm module, liquid crystal display LCD module and connects through switch cabinet chamber humiture collection module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320253417XU CN203324341U (en) | 2013-05-11 | 2013-05-11 | Voltage transformer ID-code recognition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320253417XU CN203324341U (en) | 2013-05-11 | 2013-05-11 | Voltage transformer ID-code recognition device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203324341U true CN203324341U (en) | 2013-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320253417XU Expired - Fee Related CN203324341U (en) | 2013-05-11 | 2013-05-11 | Voltage transformer ID-code recognition device |
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| Country | Link |
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| CN (1) | CN203324341U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107390001A (en) * | 2017-07-20 | 2017-11-24 | 许继电源有限公司 | The automatic identifying method and device of a kind of transformer, transformer ID |
-
2013
- 2013-05-11 CN CN201320253417XU patent/CN203324341U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107390001A (en) * | 2017-07-20 | 2017-11-24 | 许继电源有限公司 | The automatic identifying method and device of a kind of transformer, transformer ID |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200116 Address after: 350101 Minhou City, Fuzhou province Tieling Industrial Zone, No. 1, No. nine East Road, No. 1 Co-patentee after: Fujian Junbang Zhengye Technology Co., Ltd. Patentee after: Fuzhou Wansheng Electric Co., Ltd. Address before: 350101 Tieling industrial concentration area, Minhou County, Fuzhou, Fujian Patentee before: Fuzhou Wansheng Electric Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131204 Termination date: 20210511 |