CN202282094U - Passive load circuit device for access demonstration in electric larceny prevention comprehensive experiment device - Google Patents
Passive load circuit device for access demonstration in electric larceny prevention comprehensive experiment device Download PDFInfo
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- CN202282094U CN202282094U CN2011203834098U CN201120383409U CN202282094U CN 202282094 U CN202282094 U CN 202282094U CN 2011203834098 U CN2011203834098 U CN 2011203834098U CN 201120383409 U CN201120383409 U CN 201120383409U CN 202282094 U CN202282094 U CN 202282094U
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- energy meter
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- fault simulation
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Abstract
The utility model discloses a passive load circuit device for access demonstration in an electric larceny prevention comprehensive experiment device, comprising a computer and software system, an RS232/485 communication interface, a precise power supply, a power supply isolation transformer, a power supply wiring controller, an electric larceny/fault simulation switcher, an electric energy meter, a digital current meter and an LRC load box; wherein the electric larceny simulation operation command is sent by the computer and electric larceny software system to perform the circuit switch operation on the electric larceny/fault simulation switcher, the electric energy meter for electric larceny demonstration and the LRC load box are connected with system to demonstrate the invisibility, skill type electric larceny tact, so as to technically train the electric larceny prevention detection.
Description
Technical field:
The utility model relates to a kind of comprehensive experimental device that is used for opposing electricity-stealing and inserts the passive pull-up circuit device of demonstrating.
Background technology:
In recent years, user's electricity filching means constantly updates, and the stealing technology is more and more intelligent.Stealing electricity phenomenon remains incessant after repeated prohibition, and has become one of key factor of power supply enterprise's benefit loss.
Because electric energy can not store, its stolen in promptly be consumed, so stealing can't can prove with institute's stealing, can only assert with behavior.Yet the relevant stealing evidence (as: stealing utensil etc.) in the scene that can be used for proving electricity filching behavior, vestige etc. very easily are transferred or destroy.This just requires power supply enterprise's electric-examination to look into personnel in advance various stealing technology and gimmick to be had at fingertips (need strengthen Prevention Stealing Electricity Technology prepare).Otherwise, the user hidden for electricity filching means, that technology content is higher, the scene inspection work of opposing electricity-stealing is prone to bungle the chance of winning a battle and falls into a passive position situation.
The training device for low-voltage measurement electricity-stealing opposition function singleness of the manufacturer production of more domestic production teaching, training equipment; Just the simple analog user changes the stealing gimmick of electric energy metrical loop break-make, shunting and circuit physical parameter; Do not contain and cover the stronger high professional qualification type stealing gimmick of some disguises, can not satisfy power supply enterprise's skills training experiment demand of opposing electricity-stealing.
Summary of the invention:
For overcoming the defective of prior art; The purpose of the utility model is to provide a kind of comprehensive experimental device that is used for opposing electricity-stealing to insert the passive pull-up circuit device of demonstrating; Send the electricity-stealing simulating operational order according to computing machine and electricity-stealing simulating software systems, cause the electricity-stealing simulating switch to carry out the circuit blocked operation, insert the stealing demonstration with electric energy meter, LRC load box; Demonstration is disguised, technical ability type stealing gimmick, reaches the purpose of the detection techniques training of opposing electricity-stealing.
The utility model technical solution problem adopts following technical scheme:
The comprehensive experimental device that is used for opposing electricity-stealing inserts the passive pull-up circuit device of demonstrating, and comprising:
Computing machine and software systems, RS232/485 communication interface, precision voltage source, power isolation transformer, power supply wiring controller, stealing/fault simulation switch, electric energy meter, digital electronic ammeter and LRC load box;
Said computing machine connects four road RS232/485 communication interfaces, and said four road communication interfaces connect power supply wiring controller, precision voltage source, stealing/fault simulation switch and electric energy meter respectively;
Civil power and precision voltage source divide two-way to connect said stealing/fault simulation switch after inserting said power supply wiring controller respectively, and a circuit between said power supply wiring controller and the said stealing/fault simulation switch is provided with power isolation transformer;
Wherein two outlets of said stealing/fault simulation switch connect three-phase and four-line electric energy meter, three-phase three-wire electric energy meter separately behind said digital electronic ammeter, another outlet of said stealing/fault simulation switch connects three single-phase electric energy meters;
Said three-phase and four-line electric energy meter, single-phase electric energy meter, three-phase three-wire electric energy meter are connected with said LRC load box respectively.
Compared with present technology, the beneficial effect of the utility model is embodied in:
Described computing machine and electricity-stealing simulating software systems are sent the electricity-stealing simulating operational order; Cause stealing/fault simulation switch to carry out the circuit blocked operation; Insert the stealing demonstration with electric energy meter, LRC load box; Demonstration is disguised, technical ability type stealing gimmick, reaches the purpose of the detection techniques training of opposing electricity-stealing.
Description of drawings:
Fig. 1 is the program control wiring schematic diagram of the utility model passive pull-up circuit device; Fig. 2 is that the elementary diagram that inserts simulation stealing operating mode is switched in a kind of stealing demonstration with electric energy meter; Fig. 3 is the recessive stealing circuit of the little line wiring of a kind of changing-over Current Transformer Secondary voltage; Fig. 4 is the synoptic diagram that a kind of LRC load box inserts phase three-wire three two element electric energy meter measurement loop.
Label among the figure: 1 computing machine, 2 digital electronic ammeters, 4 is the LRC load box, 5 three-phase and four-line electric energy meter w elements, 6 stealings demonstration electric energy meter, 7 resistive loads, 8 phase three-wire three two element electric energy meters, 9 inductive loads, 10 linear loads, 11 capacitive loads.
Below pass through embodiment, and combine accompanying drawing that the utility model is described further.
Embodiment:
Embodiment: referring to Fig. 1; The present embodiment comprehensive experimental device that is used for opposing electricity-stealing inserts the program control wiring schematic diagram of passive pull-up circuit device of demonstration; Its course of work is: computing machine 1 sends the electricity-stealing simulating operational order; Stealing/fault simulation switch carries out the circuit blocked operation according to instruction, and LRC load box 4 carries out the electricity-stealing simulating demonstration among the access figure, reaches the detection techniques training purpose of opposing electricity-stealing.
The elementary diagram that inserts simulation stealing operating mode is switched in stealing demonstration shown in Figure 2 with electric energy meter; Stealing demonstration electric energy meter 6 measures the experiment module changing-over to the W phase loop of three-phase and four-line electric energy metrical module from single-phase electric energy among the figure; Demonstration inserts electric energy meter hidden-type shunting stealing, shown in digital electronic ammeter 2 show the shunting results.
The mode of connection of the little line of changing-over Current Transformer Secondary voltage is demonstrated a kind of recessive stealing circuit during shown in Figure 3 the experiment, is that the little line of secondary voltage is by K shown in the figure
1Switch to K
2Reverse the gaining merit of electric energy meter metering do not inserted figure neutral line load 10 when terminal, this circuit inserted the load 10 of figure neutral line, and electric energy meter normally measures.
LRC load box shown in Figure 4 inserts the synoptic diagram of phase three-wire three two element electric energy meter measurement loop, can cause the reverse meritorious or leakage meter V phase single-phase load electric current of electric energy meter metering.
Claims (1)
1. the comprehensive experimental device that is used for opposing electricity-stealing inserts the passive pull-up circuit device of demonstrating, and it is characterized in that comprising:
Computing machine, RS232/485 communication interface, precision voltage source, power isolation transformer, power supply wiring controller, stealing/fault simulation switch, electric energy meter, digital electronic ammeter and LRC load box;
Said computing machine connects four road RS232/485 communication interfaces, and said four road communication interfaces connect power supply wiring controller, precision voltage source, stealing/fault simulation switch and electric energy meter respectively;
Civil power and precision voltage source divide two-way to connect said stealing/fault simulation switch after inserting said power supply wiring controller respectively, and a circuit between said power supply wiring controller and the said stealing/fault simulation switch is provided with power isolation transformer;
Wherein two outlets of said stealing/fault simulation switch connect three-phase and four-line electric energy meter, three-phase three-wire electric energy meter separately behind said digital electronic ammeter, another outlet of said stealing/fault simulation switch connects three single-phase electric energy meters;
Said three-phase and four-line electric energy meter, single-phase electric energy meter, three-phase three-wire electric energy meter are connected with said LRC load box respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203834098U CN202282094U (en) | 2011-10-11 | 2011-10-11 | Passive load circuit device for access demonstration in electric larceny prevention comprehensive experiment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203834098U CN202282094U (en) | 2011-10-11 | 2011-10-11 | Passive load circuit device for access demonstration in electric larceny prevention comprehensive experiment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202282094U true CN202282094U (en) | 2012-06-20 |
Family
ID=46228252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203834098U Expired - Fee Related CN202282094U (en) | 2011-10-11 | 2011-10-11 | Passive load circuit device for access demonstration in electric larceny prevention comprehensive experiment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202282094U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103941057A (en) * | 2014-04-29 | 2014-07-23 | 国家电网公司 | Simulated electric meter box |
| CN110009959A (en) * | 2019-03-29 | 2019-07-12 | 郑州万特电气股份有限公司 | A kind of all-round power supply station's training operation system and its real training circuit of opposing electricity-stealing |
| CN112710884A (en) * | 2021-01-13 | 2021-04-27 | 国网冀北电力有限公司唐山供电公司 | Tool and method for preventing electricity stealing |
-
2011
- 2011-10-11 CN CN2011203834098U patent/CN202282094U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103941057A (en) * | 2014-04-29 | 2014-07-23 | 国家电网公司 | Simulated electric meter box |
| CN110009959A (en) * | 2019-03-29 | 2019-07-12 | 郑州万特电气股份有限公司 | A kind of all-round power supply station's training operation system and its real training circuit of opposing electricity-stealing |
| CN110009959B (en) * | 2019-03-29 | 2024-03-22 | 郑州万特电气股份有限公司 | Practical training operation system of all-round power supply station and anti-electricity-stealing practical training circuit thereof |
| CN112710884A (en) * | 2021-01-13 | 2021-04-27 | 国网冀北电力有限公司唐山供电公司 | Tool and method for preventing electricity stealing |
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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: 20120620 Termination date: 20161011 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |