CN201508379U - Portable electricity-stealing conveying device - Google Patents
Portable electricity-stealing conveying device Download PDFInfo
- Publication number
- CN201508379U CN201508379U CN200920217237XU CN200920217237U CN201508379U CN 201508379 U CN201508379 U CN 201508379U CN 200920217237X U CN200920217237X U CN 200920217237XU CN 200920217237 U CN200920217237 U CN 200920217237U CN 201508379 U CN201508379 U CN 201508379U
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- standard termination
- stealing
- circuit
- portable
- power
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- Expired - Fee Related
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Abstract
The utility model discloses a portable electricity-stealing conveying device, and aims to solve the problems that the electricity-stealing behaviors of users cannot be found directly and a part of electricity-stealing detection devices are not convenient to carry and operate. The technical scheme adopted by the utility model is that the portable electricity-stealing conveying device comprises a standard load circuit arranged in a casing; and an interface of the standard load circuit, an ancillary switch and a state display part are arranged on a panel of the casing. The improvement of the electricity-stealing conveying device is that the standard load circuit comprises at least one standard load, and two ends of the standard load are connected with the user load side of the output terminal of an electricity meter to be measured via the interface on the panel. The portable electricity-stealing conveying device has the advantages of low cost, simple structure, convenient carrying, convenient and fast operation, accurate and reliable detection results and stable performance.
Description
Technical field
The utility model relates to a kind of device that is used to avoid or indicates duplicity to use, and is specifically related to a kind of fraudulent use detection device, more specifically relate to a kind of user of indication whether the portable stealing of stealing patrol the survey device.
Background technology
Stealing is meant to illegally occupy electric energy, is purpose not hand over or to pay tariff less, adopts illegal means not measure or measure less the behavior of electricity consumption.Electric energy has to produce with using as a kind of special commodity and carries out simultaneously and do not have a visible characteristic in kind.Show according to investigation numerous stealing cases, widespread use along with ammeter, stealing is many starts with from ammeter, because the inner tool disguise of ammeter be difficult for being found, thereby electricity filching means is more and more hidden, and in continuous variation, the user can change or take power supply and the stealing of load line operating in short-circuit and shunt in the ammeter load side ammeter inside, and for example private opening is forged seal, adds divider resistance or the like at Biao Neijia resistance, short mounting shunting stealing, potential winding and makes ammeter slow-speed even stall.Only be difficult to note abnormalities under this class electricity filching behavior situation that the user power utilization load is very little by day with supervisory personnel's visual inspection.The supervisory personnel utilizes the watt-second ratio juris to attempt using multiple loads such as bulb, electric soldering iron, hair dryer to look into stealing work before.But be to use above load to carry out factors such as inspection work existence is carried, inconvenient operation.
The utility model content
The technical problems to be solved in the utility model is that some electricity filching behaviors of user are difficult for the problem that Direct observation is found, some fraudulent use detection device inconvenience are carried and operated, the means that adopt the indication duplicity to use, provide that a kind of cost is little, simple in structure, easy to carry, convenient to operation, testing result accurately and reliably, the portable stealing of stable performance patrols the survey device.
For solving the problems of the technologies described above, technical solution adopted in the utility model is: the survey device is patrolled in a kind of portable stealing, comprise setting standard termination circuit in the enclosure in the structure, the interface of load circuit, supporting switch and state display part part set up standard on the panel of shell, its improvement is to comprise in the standard termination circuit at least one standard termination, and the two ends of standard termination are connected with the customer charge end of tested ammeter output terminal by the interface on the panel.
Adopt the beneficial effect that technique scheme produced to be: portable stealing is patrolled to survey in the apparatus structure and is comprised setting standard termination circuit in the enclosure, the interface of load circuit sets up standard on the panel of shell, supporting switch and state display part part, comprise at least one standard termination in the standard termination circuit, the two ends of standard termination are connected with the customer charge end of tested ammeter output terminal by the interface on the panel, use this device that the standard termination of certain power is loaded on the 220V power supply, can under normal circumstances promptly glimmer the once used time in theory by the flashlight that calculates on the tested ammeter, can be by measuring the flashlight once actual used time of flicker on the tested ammeter, when if tested user makes that through change tested ammeter slow-speed even stall realize power stealing, the flashlight flicker once actual value of used time is bigger than theoretical value, by actual value and theoretical value can be judged more just whether tested user sneaks current, this apparatus structure is simple, cost is little, simple and efficient to handle, testing result accurately and reliably, some parts collection of this device are loaded in the shell, the panel of shell is provided with supporting switch and state display part part, the interface that draws outward etc., volume is light and handy, be easy to carry, handling safety.Further improving is that the resistance wire through gauging calibration is adopted in standard termination in the standard termination circuit, realizes that the standard termination of accurate certain power is loaded on the 220V power supply, improved that detection efficiency, dependable performance are stable, testing result accurately and reliably.Further improving is to be connected in series with reometer in the standard termination circuit, can measure the actual standard bearing power that is loaded on the 220V power supply when this device detects, and makes testing result more accurately and reliably.Further improving is the change-over switch that comprises in the standard termination circuit with the supporting quantity of standard termination, can realize selecting the standard termination of different capacity to be loaded on the 220V power supply, detect respectively and judge that can effectively reduce error in judgement, testing result more accurately and reliably.Further improving is to comprise in the standard termination circuit and the pilot lamp of the supporting quantity of standard termination that each pilot lamp is used to indicate standard termination in parallel with it to be loaded into the 220V power supply, is convenient to observe, and makes convenient to operationly, improves detection efficiency.The fan that preferably is used for resistance wire heat radiation loads working power through power-supply circuit, and fan dispels the heat to resistance wire, can prolong this device serviceable life, dependable performance stablizes.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the utility model circuit diagram;
Wherein, 1, shell, 2, the interface of standard termination circuit, 3, change-over switch, 4, pilot lamp, 5, reometer, 6, the standard termination circuit, 7, power-supply circuit.
Embodiment
The survey device is patrolled in a kind of portable stealing, comprise the standard termination circuit 6 that is arranged in the shell 1 in the structure, the interface 2 of load circuit 6, supporting switch and state display part part set up standard on the panel of shell 1, its improvement is to comprise in the standard termination circuit 6 at least one standard termination, and the two ends of standard termination are connected with the customer charge end of tested ammeter output terminal by the interface on the panel 2.
Be connected in series with reometer 5 in the described standard termination circuit 6, this reometer 5 is arranged on the panel of shell 1.
Comprise in the described standard termination circuit 6 and the change-over switch 3 of the supporting quantity of standard termination, connect with supporting standard termination.
Comprise the pilot lamp 4 with the supporting quantity of standard termination in the described standard termination circuit 6, in parallel with supporting standard termination.
Standard termination in the described standard termination circuit 6 is the resistance wire through gauging calibration.
Comprise in the described standard termination circuit 6 and be located at being used in the shell 1 as the fan of the resistance wire heat radiation of standard termination and supporting power-supply circuit 7, power-supply circuit 7 input end connection interfaces 2, output terminal wind-receiving fan are exported to fan with power supply signal after power-supply circuit 7 process step-downs, rectification, the filtering.
The controllable silicon, the filter capacitor C that comprise power transformer T, formation rectifier bridge B in described power-supply circuit 7 structures, the supporting power-supply circuit 7 that is connected to form of above element.
With reference to accompanying drawing embodiment of the present utility model is described.
The utility model can be judged tested user makes tested ammeter slow-speed even stall realize the behavior of power stealing through change.
Patrolling the survey device with a concrete portable stealing is that example is described its embodiment, with reference to accompanying drawing 1 and accompanying drawing 2, comprise two standard terminations in the standard termination circuit 6 of this device, specifically selected for use two resistance wires through the 470W of gauging calibration and 500W as standard termination, the two ends of standard termination are connected with the customer charge end of tested ammeter output terminal by the interface 2 of the standard termination circuit 6 on the panel of shell 1, be the 220V power supply, cut off simultaneously tested user load power supply.Select for use two change-over switches 3 to connect with two resistance wires respectively and be located on the panel of shell 1 simultaneously, the opening and closing of control its switch 3 select to load the resistance wire of certain power to the 220V power supply, select for use two pilot lamp 4 in parallel with resistance wire respectively and be located on the panel of shell 1, each pilot lamp 4 indicates respectively with it when bright that the parallel resistor silk is loaded on the 220V power supply.Be connected with the fan that is used for the resistance wire heat radiation in the standard termination circuit 6, its power is 30W, the controllable silicon, the filter capacitor C that comprise power transformer T, formation rectifier bridge B in power-supply circuit 7 structures of fan, the supporting power-supply circuit 7 that is connected to form of above element.The interface 2 of the input termination standard termination circuit 6 of power transformer T, 220V voltage is through power transformer T step-down, through the rectifier bridge B rectification that controllable silicon constitutes, after filter capacitor C filtering, export the input end of the voltage wind-receiving fan of 17.5V again, for it provides working power.Be connected in series with reometer 5 and safety element F in the standard termination circuit 6, this reometer 5 is arranged on the panel of shell 1, is used to show the electric current that flows through resistance wire, thereby can calculate the power that this device of checking is loaded into the resistance wire on the 220V power supply.The interface 2 of the standard termination circuit 6 on shell 1 panel specifically is set to two binding posts, contact the customer charge end of tested ammeter output terminal by connected insulation stylus, the interface 2 of standard termination circuit 6 is connected the 220V power supply, and fan begins rotation resistance wire is played heat sinking function.The load that amounts to 500W when only opening with change-over switch 3 that the resistance wire of 470W is connected is loaded on the 220V power supply, and when two change-over switches 3 were opened simultaneously, the load of 1000W was loaded on the 220V power supply altogether.Utilize formula P=3600N/CT, wherein P is meant the bearing power that is loaded into the 220V power supply, N is meant the number of times of the flashlight flicker of tested ammeter, C is meant the pulse constant of tested ammeter, be specially the flicker number of times of flashlight under the load load of 1KW of tested ammeter, T is meant flashlight N used time of flicker of tested ammeter.When opening simultaneously with two change-over switches 3, for being loaded into, the load of 1000W is example on the 220V power supply, if N=1, be that flashlight glimmers once, C=1600 counts the substitution formula and calculates T=2.25S each, the flashlight once used time of flicker should be 2.25S when being normal condition, when if tested user makes that through change tested ammeter slow-speed even stall realize power stealing, it is long specifically to record the once used time ratio 2.25S of flashlight flicker, judges with this whether tested user sneaks current.
But the utility model fast detecting goes out whether stealing of tested user, its cost is little, simple in structure, easy to carry, convenient to operation, testing result accurately and reliably, stable performance.
Claims (7)
1. the survey device is patrolled in a portable stealing, comprise the standard termination circuit (6) that is arranged in the shell (1) in the structure, the interface (2) of load circuit (6), supporting switch and state display part part set up standard on the panel of shell (1), it is characterized in that comprising at least one standard termination in the standard termination circuit (6) that the two ends of standard termination are connected with the customer charge end of tested ammeter output terminal by the interface on the panel (2).
2. the survey device is patrolled in portable stealing according to claim 1, it is characterized in that being connected in series with reometer (5) in the described standard termination circuit (6), and this reometer (5) is arranged on the panel of shell (1).
3. the survey device is patrolled in portable stealing according to claim 1, it is characterized in that comprising in the described standard termination circuit (6) and the change-over switch (3) of the supporting quantity of standard termination, connects with supporting standard termination.
4. the survey device is patrolled in portable stealing according to claim 1, it is characterized in that comprising in the described standard termination circuit (6) pilot lamp (4) with the supporting quantity of standard termination, and is in parallel with supporting standard termination.
5. the survey device is patrolled in portable stealing according to claim 1, it is characterized in that the standard termination in the described standard termination circuit (6) is the resistance wire through gauging calibration.
6. the survey device is patrolled in portable stealing according to claim 5, it is characterized in that comprising in the described standard termination circuit (6) and be located at being used in the shell (1) as the fan of the resistance wire heat radiation of standard termination and supporting power-supply circuit (7), power-supply circuit (7) input end connection interface (2), output terminal wind-receiving fan are exported to fan with power supply signal after the step-down of power-supply circuit (7) process, rectification, the filtering.
7. the survey device is patrolled in portable stealing according to claim 6, the controllable silicon, the filter capacitor (C) that it is characterized in that comprising power transformer (T) in described power-supply circuit (7) structure, constitute rectifier bridge (B), the supporting power-supply circuit (7) that is connected to form of above element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920217237XU CN201508379U (en) | 2009-09-24 | 2009-09-24 | Portable electricity-stealing conveying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920217237XU CN201508379U (en) | 2009-09-24 | 2009-09-24 | Portable electricity-stealing conveying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201508379U true CN201508379U (en) | 2010-06-16 |
Family
ID=42469506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920217237XU Expired - Fee Related CN201508379U (en) | 2009-09-24 | 2009-09-24 | Portable electricity-stealing conveying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201508379U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102128999A (en) * | 2010-12-22 | 2011-07-20 | 山西省电力公司电力科学研究院 | Electric energy quality monitoring device |
| CN102364356A (en) * | 2011-09-30 | 2012-02-29 | 中国石油化工股份有限公司 | Electric energy meter applied load on-site anti-electricity-stealing detector and detection method |
| CN112014610A (en) * | 2020-08-26 | 2020-12-01 | 广东电网有限责任公司梅州供电局 | Anti-electricity-stealing device applied to electric meter |
-
2009
- 2009-09-24 CN CN200920217237XU patent/CN201508379U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102128999A (en) * | 2010-12-22 | 2011-07-20 | 山西省电力公司电力科学研究院 | Electric energy quality monitoring device |
| CN102364356A (en) * | 2011-09-30 | 2012-02-29 | 中国石油化工股份有限公司 | Electric energy meter applied load on-site anti-electricity-stealing detector and detection method |
| CN102364356B (en) * | 2011-09-30 | 2015-02-04 | 中国石油化工股份有限公司 | Electric energy meter applied load on-site anti-electricity-stealing detector and detection method |
| CN112014610A (en) * | 2020-08-26 | 2020-12-01 | 广东电网有限责任公司梅州供电局 | Anti-electricity-stealing device applied to electric meter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20131203 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: State Grid Hebei Electric Power Company Patentee after: Xingtai Power Supply Branch of State Grid Hebei Electric Power Company Address before: 054001 No. 318 East Main Street, Hebei, Xingtai Patentee before: Xingtai Power Supply Co. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100616 Termination date: 20150924 |
|
| EXPY | Termination of patent right or utility model |