CN201397354Y - Massive-quantity power-supply and measurement metering cabinet anti-electricity-theft device - Google Patents
Massive-quantity power-supply and measurement metering cabinet anti-electricity-theft device Download PDFInfo
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- CN201397354Y CN201397354Y CN2008202307527U CN200820230752U CN201397354Y CN 201397354 Y CN201397354 Y CN 201397354Y CN 2008202307527 U CN2008202307527 U CN 2008202307527U CN 200820230752 U CN200820230752 U CN 200820230752U CN 201397354 Y CN201397354 Y CN 201397354Y
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- 238000005259 measurement Methods 0.000 title claims abstract description 18
- 238000004891 communication Methods 0.000 claims abstract description 13
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000005611 electricity Effects 0.000 abstract description 8
- 238000001514 detection method Methods 0.000 abstract description 4
- 238000012544 monitoring process Methods 0.000 abstract description 4
- 238000007726 management method Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
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- 229910052744 lithium Inorganic materials 0.000 description 2
- 101710092886 Integrator complex subunit 3 Proteins 0.000 description 1
- 102100039131 Integrator complex subunit 5 Human genes 0.000 description 1
- 101710092888 Integrator complex subunit 5 Proteins 0.000 description 1
- 102100025254 Neurogenic locus notch homolog protein 4 Human genes 0.000 description 1
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- 239000003990 capacitor Substances 0.000 description 1
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- 238000005265 energy consumption Methods 0.000 description 1
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Abstract
The utility model discloses a massive-quantity power-supply and measurement metering cabinet anti-electricity-theft device, which mainly comprises a main processor unit, a system management unit, a travel switch detection unit, an identification unit, an RS485 communication unit and a real-time clock unit, wherein the travel switch detection unit and the identification unit are respectively connected with the main processor unit to judge whether a cabinet door is opened or not, and once the cabinet door is opened, the identification is verified; the system management unit, the RS485 communication unit and the real-time clock unit are also connected with the main processor unit so as to ensure the stability of the device and to provide the precise clock information and is communicated withan electric meter; and the main processor unit is also connected with an alarm output unit, so that when the system is forcibly accessed, the alarm information can be instantly outputted to the management personnel. The device realizes the real-time monitoring on the metering cabinet door and can instantly issue an alarm if the cabinet door is forcibly opened; moreover, under the condition of power failure, the electricity theft also can be prevented, and the device also has the remote meter checking function.
Description
Technical field:
The utility model relates to the defensive metering cabinet of a kind of electric power, the anti-electricity-theft device of metering cabinet specifically, it can be monitored in real time to the metering cabinet chamber door, when illegally being opened, can in time report to the police, also possess remote meter-reading function simultaneously by the mode of short message.
Background technology:
The massive quantity power supply and measurement metering is a kind of mode of chargeing at big customer's electricity consumption, its metering end is installed in the high-pressure side that is subjected to piezoelectric transformer, carry out the measurement of electric weight by the no-load voltage ratio of CT, PT, measuring equipment is contained in a special metering cabinet the inside, under the normal condition, metering cabinet seals, and the outside safety practices such as mechanical lock, gauge seal that are equipped with.These measures can reduce client's stealing electricity phenomenon to a certain extent, but can not fundamentally eliminate.Reason is that these metering cabinet infields relatively disperse, and does not have the remote monitoring means, for some brilliant meanss of destruction, can't realize remote alarms, also just can not in time be found.The security of mechanical lock poor is on record, and the people who plays one's cards well can be easy to unblank, and leave no trace; Normally electric power special use of gauge seal, but also copy easily.If these safety practices are destroyed, after stealing is implemented, remedy very soon again at once, managerial personnel are difficult to find.Owing to the singularity of massive quantity power supply and measurement, in a single day electricity filching behavior goes smoothly again, and the electric weight of loss will be very huge.Therefore, the research of massive quantity power supply and measurement anti-electricity-theft device and use and also more and more to be powered enterprise and to pay attention to.
The utility model content:
The utility model provides a kind of massive quantity power supply and measurement metering cabinet anti-electricity-theft device at above deficiency exactly, electric power meter at massive quantity power supply and measurement is contained in the high-pressure side that is subjected to piezoelectric transformer, stealing enforcement place can only occur in the characteristics in the metering cabinet, adopt the state of real-time monitoring and metering chamber door, when detecting chamber door and be opened, by identification, it is legal to judge whether, if trespass, then notify the supvr to handle anomalous event, even under the situation of outage, utilize the reserve battery of system also can release warning message by the mode of short message alarm.
The technical scheme that its technical matters that solves the utility model adopts is:
A kind of massive quantity power supply and measurement batch meter anti-electricity-theft device, it mainly comprises main processor unit, System Management Unit, travel switch detecting unit, identification unit, RS485 communication unit and real-time clock unit, travel switch detecting unit, identification unit are connected with main processor unit respectively, to judge whether chamber door is opened, in case open, carry out authentication; System Management Unit, RS485 communication unit, real-time clock unit also are connected with main processor unit, with the stability of assurance device, accurate clock information is provided and keeps communicating by letter with ammeter; Main processor unit also is connected with the warning output unit, when forcible entry is thought by system, in time to supvr's output alarm information.
Described massive quantity power supply and measurement batch meter anti-electricity-theft device also is provided with the main power supply switch unit that is connected with each element circuit, externally switches to standby power supply under the situation that power supply has a power failure, and prevents the generation of electricity filching behavior under situation about having a power failure.
Main processor unit is connected with GSM note data unit, and warning message sends to the supvr by the pattern of short message, also can carry out the timing transmission to ammeter data.
Main processor unit adopts the single-chip microcomputer W77E058 of enhancement mode and peripheral simple circuit thereof to constitute, this single-chip microcomputer contains the program FLASH of 32K, 1K external SRAM, dual serial communication port, 6 exterior interrupt, 32 universaling I/O ports have satisfied the needs of system fully.
The beneficial effect that the utility model can reach is:
1, the utility model fully adopts the technology such as microprocessor technology, photoelectric conversion technique, reserve battery switching, GSM data communication of increased functionality type to be dissolved in the massive quantity power supply and measurement metering cabinet anti-electricity-theft device, realization is to the real-time monitoring of metering chamber door, chamber door is illegally opened can in time report to the police, be in dormant state in system's operate as normal, peripheral important power consumption device is in power-down state, only be opened and trigger the processor external interrupt at chamber door, full speed running dress attitude is just recovered by system, do not influence the operate as normal of electric quantity metering, energy consumption consumes low.
2, the detection of the utility model chamber door is to judge by the output state of travel switch, if the metering cabinet door is opened, main processor unit is waken up, start peripheral components, if set again time in do not carry out the identification of legal identity, forcible entry is thought by system, and opening entry is reported to the police to the supvr by the time of illegal operation and state and by the short message form, can carry out the timing transmission to ammeter data by the GSM short message simultaneously.
3, the utlity model has the main power supply switch unit, both had rechargable power supplies, externally switch to standby power supply under the situation that power supply has a power failure, prevent the generation of electricity filching behavior under situation about having a power failure.
Description of drawings:
Fig. 1 is a logic block-diagram of the present utility model.
Fig. 2 is circuit theory diagrams of the present utility model.
Embodiment:
The utility model will be further described below in conjunction with accompanying drawing:
As shown in Figure 1 and Figure 2: this massive quantity power supply and measurement batch meter anti-electricity-theft device, mainly comprise main processor unit IV, System Management Unit III, travel switch detecting unit I, identification unit II, RS485 communication unit VI and real-time clock unit VII, travel switch detecting unit I, identification unit II are connected with main processor unit IV respectively, to judge whether chamber door is opened, in case open, carry out authentication; System Management Unit III, RS485 communication unit VI, real-time clock unit VII also are connected with main processor unit IV, with the detection signal of management input, accurate clock information is provided and keeps communicating by letter with ammeter; Main processor unit IV also is connected with warning output unit VIII, when forcible entry is thought by system, in time to supvr's output alarm information; This device also is provided with the main power supply switch unit IX that is connected with each element circuit, externally switches to standby power supply under the situation that power supply has a power failure, and prevents the generation of electricity filching behavior under situation about having a power failure; Main processor unit IV is connected with GSM note data unit V, and warning message sends to the supvr by the pattern of short message, also can carry out the timing transmission to ammeter data.
Wherein, main processor unit IV adopts the single-chip microcomputer W77E058 of enhancement mode and peripheral simple circuit thereof to constitute, and this single-chip microcomputer contains the program FLASH of 32K, the 1K external SRAM, the dual serial communication port, 6 exterior interrupt, 32 universaling I/O ports have satisfied the needs of system fully.When chamber door was not opened, single-chip microcomputer W77E058 was in dormant state, and system is to GSM note data unit V outage, and total system is consumes power not substantially.Connector J3, connector J4 are the external input interface of two-way travel switch, they and resistance R 16, resistance R 17, chip U8; Resistance R 18, resistance R 19, chip U9; The external interrupt pin INT3 of single-chip microcomputer W77E058, the INT5 mutual group becomes travel switch detecting unit I, chip U8, chip U9 is quick electrooptical device PS2701, it can be detected switching value signal the electric signal that processor can be discerned by opto-electronic conversion, connector J3, the external travel switch of connector J4 (digital quantity output device), chamber door is closed under the situation, travel switch is a clearing signal, PS2701 is output as high level, can not triggering system wake up, chamber door is opened, and travel switch is for closing and signal, PS2701 is output as low level, this low level makes processor enter interruption status, waken system, and single-chip microcomputer W77E058 treats identification then.Connector J7, chip TVS7 are corresponding with single-chip microcomputer W77E058 23,24 pins are formed system identity recognition unit II; identification card is the device of the I2C data-interface of an encryption; its above-noted holder's identity, the information of attribute; form a complete verification system with system, the effect of chip TVS7 is to guarantee identification card holding circuit under the situation of charged hot plug.Chip U3, resistance R 3, K switch 1 are formed System Management Unit III, and it mainly is responsible for the electrification reset of system, and watchdog reset prevents program fleet under the abnormal conditions, guarantees the stability of system.Chip U2 is a clock chip, and itself and peripheral circuits constitute clock unit jointly, and single-chip microcomputer W77E058 carries out the timed sending ammeter data by it, and he includes the Nonvolatile sram of 2KB in addition, can store some system parameter messages.Chip U4, chip U5 and coupled electronic component are formed the communications portion of system jointly, and a GSM note data unit V communicates by letter with the GSM SMS module,, a RS485 communication unit VI communicates by letter with ammeter.Plug connector J2, chip Q1, resistance R 9 are that the controllable power supply of system is supplied with delivery outlet in addition; can be the power supply of GSM SMS module; just control energising work when sending data and warning message; save power consumption to greatest extent, can suppress the protecting network that diode TVS1-TVS6, capacitor C 12-C15 form the RS485 output signal.Chip U6 is wide voltage source module, and its input voltage is 85VAC-264VAC, makes the system can be in the stable operation of the PT of massive quantity power supply and measurement secondary terminals.Chip U7, resistance R 6, resistance R 7, luminotron LED3, battery B1, diode D1 are main power supply switch unit IX, chip U7 is a lithium cell charging special chip, it can charge/quit work rechargeable battery automatically, luminotron LED3 is the charging sign, D1 is big electric current schottky diode, its effect is that primary power is when having electricity, because main power voltage will be higher than backup power source voltage, diode D1 is in by state, standby power supply is powered to system by the automatic conducting of diode D1 when primary power has a power failure.B1 is a chargeable lithium cell.Loudspeaker BEEP1, LED 2 and peripheral circuit thereof are formed the warning output unit VIII of system, and when chamber door was illegally opened, single-chip microcomputer W77E058 control loudspeaker BEEP1, LED 2 sent the sound and light alarm signal.
Claims (4)
1, a kind of massive quantity power supply and measurement batch meter anti-electricity-theft device, it mainly comprises main processor unit, System Management Unit, travel switch detecting unit, identification unit, RS485 communication unit and real-time clock unit, it is characterized in that: travel switch detecting unit, identification unit are connected with main processor unit respectively, to judge whether chamber door is opened, in case open, carry out authentication; System Management Unit, RS485 communication unit, real-time clock unit also are connected with main processor unit; Main processor unit also is connected with the warning output unit, when forcible entry is thought by system, in time to supvr's output alarm information.
2, massive quantity power supply and measurement batch meter anti-electricity-theft device according to claim 1 is characterized in that: also be provided with the main power supply switch unit that is connected with each element circuit, externally switch to standby power supply under the situation that power supply has a power failure.
3, massive quantity power supply and measurement batch meter anti-electricity-theft device according to claim 1, it is characterized in that: main processor unit is connected with GSM note data unit, and warning message sends to the supvr by the pattern of short message, also ammeter data is carried out the timing transmission.
4, massive quantity power supply and measurement batch meter anti-electricity-theft device according to claim 1 is characterized in that: main processor unit adopts the single-chip microcomputer W77E058 of enhancement mode and peripheral simple circuit thereof to constitute.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2008202307527U CN201397354Y (en) | 2008-12-11 | 2008-12-11 | Massive-quantity power-supply and measurement metering cabinet anti-electricity-theft device |
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| CN2008202307527U CN201397354Y (en) | 2008-12-11 | 2008-12-11 | Massive-quantity power-supply and measurement metering cabinet anti-electricity-theft device |
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| CN201397354Y true CN201397354Y (en) | 2010-02-03 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102651164A (en) * | 2012-04-06 | 2012-08-29 | 中国电力科学研究院 | Fixed-site electricity meter information-reading device based on laser technology |
| CN103166130A (en) * | 2013-04-03 | 2013-06-19 | 国家电网公司 | High-voltage acquisition measuring cabinet |
| CN105319417A (en) * | 2014-06-24 | 2016-02-10 | 三科电器集团有限公司 | Electricity larceny prevention intelligent device |
| CN107607760A (en) * | 2017-10-09 | 2018-01-19 | 江阴长仪集团有限公司 | Electric energy metrical electricity anti-theft system and its method |
| CN109613469A (en) * | 2019-01-02 | 2019-04-12 | 国网河南省电力公司濮阳供电公司 | A kind of electrical energy measurement monitoring running state management system and method |
| CN110907884A (en) * | 2019-12-06 | 2020-03-24 | 国网天津市电力公司电力科学研究院 | Electric energy meter error diagnosis and analysis method based on non-invasive measurement |
-
2008
- 2008-12-11 CN CN2008202307527U patent/CN201397354Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102651164A (en) * | 2012-04-06 | 2012-08-29 | 中国电力科学研究院 | Fixed-site electricity meter information-reading device based on laser technology |
| CN103166130A (en) * | 2013-04-03 | 2013-06-19 | 国家电网公司 | High-voltage acquisition measuring cabinet |
| CN105319417A (en) * | 2014-06-24 | 2016-02-10 | 三科电器集团有限公司 | Electricity larceny prevention intelligent device |
| CN107607760A (en) * | 2017-10-09 | 2018-01-19 | 江阴长仪集团有限公司 | Electric energy metrical electricity anti-theft system and its method |
| CN107607760B (en) * | 2017-10-09 | 2024-05-24 | 江阴长仪集团有限公司 | Electric energy metering anti-theft system and method thereof |
| CN109613469A (en) * | 2019-01-02 | 2019-04-12 | 国网河南省电力公司濮阳供电公司 | A kind of electrical energy measurement monitoring running state management system and method |
| CN110907884A (en) * | 2019-12-06 | 2020-03-24 | 国网天津市电力公司电力科学研究院 | Electric energy meter error diagnosis and analysis method based on non-invasive measurement |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHENGZHOU HUALI INFORMATION TECHNOLOGY CO., LTD. H Free format text: FORMER OWNER: ZHENGZHOU HUALI INFORMATION TECHNOLOGY CO., LTD. Effective date: 20131101 Owner name: STATE ELECTRIC NET CROP. Free format text: FORMER OWNER: HENAN ELECTRIC POWER COMPANY ZHENGZHOU POWER SUPPLY BRANCH Effective date: 20131101 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 450006 ZHENGZHOU, HENAN PROVINCE TO: 100031 XICHENG, BEIJING |
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| TR01 | Transfer of patent right |
Effective date of registration: 20131101 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: Zhengzhou Huali Information Technology Co., Ltd. Patentee after: Henan Electric Power Company Zhengzhou Power Supply Branch Address before: 450006 Huaihe Road, Henan, China, No. 9, No. Patentee before: Henan Electric Power Company Zhengzhou Power Supply Branch Patentee before: Zhengzhou Huali Information Technology Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100203 Termination date: 20161211 |
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| CF01 | Termination of patent right due to non-payment of annual fee |