CN115774149B - Intelligent electric power anti-theft device based on data comparison - Google Patents
Intelligent electric power anti-theft device based on data comparison Download PDFInfo
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- CN115774149B CN115774149B CN202310091933.5A CN202310091933A CN115774149B CN 115774149 B CN115774149 B CN 115774149B CN 202310091933 A CN202310091933 A CN 202310091933A CN 115774149 B CN115774149 B CN 115774149B
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Abstract
The invention discloses an intelligent electric power anti-theft device based on data comparison, and belongs to the field of electric power metering. The invention relates to an intelligent electric power anti-theft device based on data comparison, which comprises: an electric cylinder for an electric power-off structure is arranged in the side mounting frame; the first ammeter box is internally provided with a first current detection box for secondarily detecting current; and the second electric meter box is internally provided with a second current detection box. The invention solves the problems that the electricity larceny prevention device in the prior art is easy to be damaged by lawless persons, has poor intelligent effect and is unfavorable for long-term use due to single structure, the current conditions of the first current detection box and the second current detection box can be detected by the current transformer, the detected data information is counted in the SDRAM by the main control chip, and the detected data is compared, abnormal data and intelligent analysis data are performed so as to monitor the work.
Description
Technical Field
The invention relates to the technical field of electric power metering, in particular to an intelligent electric power anti-theft device based on data comparison.
Background
The electricity larceny prevention device is a device for preventing a third party from stealing or stealing electricity by illegal means or abnormal means, wherein the electricity is an essential industry for society and public use, is an important energy source indispensable for social and economic development and people life, the electricity market is a large market involving production and life of thousands of households, the quality of market order directly relates to the personal benefit of people, and the metering box is widely applied to electricity supply along with the improvement of social and economic development and distribution technology at present and is used for accurately metering electricity consumption so as to prevent electricity larceny.
In the prior art, for example, chinese patent publication No. CN 206638716U: the utility model provides an anti-electricity-theft device of electric power metering box, this anti-electricity-theft device has further optimized in function and structural design compared with traditional anti-electricity-theft device, current anti-electricity-theft device structural design is simplified, it is very convenient when installing or dismantling, moreover compare with traditional anti-electricity-theft device, this kind of anti-electricity-theft device function is comparatively comprehensive, anti-electricity-theft function is comparatively powerful, moreover this kind of anti-electricity-theft device need not the people to monitor when using, adopt intelligent monitoring and intelligent warning dual guarantee, the manpower resources who consumes is greatly reduced like this, it is very convenient to use, this kind of anti-electricity-theft device of electric power metering box is nimble in use, the loading and unloading is convenient, the cost of manufacture is little, and has wide application prospect.
However, in the above technology, the existing anti-electricity-theft device is easily damaged by lawless persons due to the single structure, and has poor intelligent effect, which is not beneficial to long-term use.
In view of these drawbacks, it is necessary to design an intelligent power anti-theft device based on data comparison.
Disclosure of Invention
The invention aims to provide an intelligent electric power anti-theft device based on data comparison, which can solve the problems that the electric power anti-theft device in the prior art is easily damaged by lawless persons due to single structure, has poor intelligent effect and is not beneficial to long-term use.
In order to achieve the above purpose, the present invention provides the following technical solutions: an intelligent power anti-electricity-theft device based on data comparison, comprising:
the anti-electricity-theft device comprises an anti-electricity-theft device shell, a power meter structure and a power supply module, wherein the anti-electricity-theft device shell is used for installing the power meter structure, side installation frames are installed on two sides of the anti-electricity-theft device shell, and an electric cylinder for an electric power-off structure is installed in the side installation frames;
the method also comprises the following steps:
the anti-electricity-theft device comprises a shell, two first electric meter boxes, a first current detection box and a conductive column, wherein the first electric meter boxes are used for secondarily calculating the current amount, the two first electric meter boxes are positioned above the inside of the shell of the anti-electricity-theft device, the first current detection box used for secondarily detecting the current is arranged in the first electric meter boxes, and the conductive column used for supplying power is arranged at the lower end of the first electric meter boxes;
the second ammeter box is used for primarily calculating the current amount, two second ammeter boxes are respectively positioned below the two first ammeter boxes, a second current detection box is arranged in the second ammeter box and is used for primarily detecting the current, and a power connection column used for being connected with the first ammeter box is arranged at the upper end of the second current detection box;
the first current detection box further comprises:
the intelligent electric cylinder comprises a current transformer, a main control chip, SDRAM, a Flash chip, RS485, an alternating current quantity acquisition module, an infrared sensor, a remote communication module and an Ethernet interface, wherein the output end of the main control chip is connected with the input end of the electric cylinder.
Preferably, an integrally formed mounting groove is formed below the anti-electricity-theft device shell, the mounting groove is used for mounting the first electric meter box and the second electric meter box, two circuit junction boxes used for electricity connection are arranged on the front end face of the anti-electricity-theft device shell, and wiring terminals are arranged outside the circuit junction boxes and used for connecting an electricity circuit.
Preferably, the preceding terminal surface of second ammeter case is provided with the bidirectional counter, reversing gear is all installed to the both sides of bidirectional counter, the externally mounted ammeter display screen of bidirectional counter, the access cover board is installed to the rear end of anti-electricity-theft device shell, the access cover board is used for dismantling anti-electricity-theft device shell fast and maintains the maintenance work, protection baffle is installed to the preceding terminal surface of anti-electricity-theft device shell, protection baffle is used for avoiding personnel to contact the electric installation, protection baffle's surface is provided with transparent glass board, transparent glass board is used for observing ammeter display screen display numerical value.
Preferably, the lower extreme of anti-electricity-theft device shell is installed radiator fan, radiator fan is provided with two, two radiator fan thermovent's position corresponds with the position of two second ammeter casees respectively, the upper end of anti-electricity-theft device shell is provided with integrated into one piece's sliding tray, the outside of first ammeter casees passes through sliding tray and anti-electricity-theft device shell sliding connection.
Preferably, the outside of first ammeter case is provided with integrated into one piece's fin, just the upper end of first ammeter case is connected with the connection apron through the fixed screw, the upper end and the connection apron fixed connection of electronic jar, just the upper end of electronic jar runs through the upper end and the anti-electricity-theft device shell sliding connection of anti-electricity-theft device shell.
Preferably, the first ammeter case passes through conducting post and electric pole and second electric current detection case electric connection, fixed sleeve is installed to the below of second ammeter case, damping spring rod is installed to fixed sleeve's upper end, damping spring rod's upper end and the lower extreme fixed connection of second ammeter case, damping spring rod extends to fixed sleeve inside and fixed sleeve sliding connection.
Preferably, the upper end of connecting the apron is installed the inlet wire cover, the internally mounted of inlet wire cover has power to connect the electric wire, the power to connect the electric wire and be used for connecting the power, just the one end of power to connect the electric wire extends to inside first ammeter case and first electric current detection case electric connection, the outside of power to connect the electric wire is provided with the cable bridge.
Preferably, a CT state monitoring module is installed on one side of the exterior of the first current detection box, the CT state monitoring module is used for collecting the electric quantity and state of the current transformer during operation, a switch box is installed at the upper end of the CT state monitoring module, the switch box is used for a remote switch device power supply, a main current coil is installed at the lower end of the CT state monitoring module, an auxiliary current coil is installed on one side of the main current coil, the coil winding direction of the auxiliary current coil is opposite to the coil winding direction of the main current coil, the main current coil and the auxiliary current coil are connected in series, the coil of the main current coil is eight circles, and the coil of the auxiliary current coil is four circles.
Preferably, the voltage couple is installed to the lower extreme of second ammeter case, voltage couple passes through swivel spring and second ammeter case swing joint, just the lower terminal surface of second ammeter case is provided with integrated into one piece's insulating draw-in groove, the inside of insulating draw-in groove is provided with the insulating layer, just the lower extreme of voltage couple extends to inside and the wire electric connection of circuit terminal box.
Preferably, the output end of the CT state monitoring module is connected with the input end of the main control chip, the RS485 is connected with the concentrator, the output end of the main control chip is connected with the input ends of the SDRAM and the Flash chip, the output end of the main control chip is respectively connected with the input ends of the infrared sensor, the remote communication module and the Ethernet interface, the remote communication module is connected with the main station through mobile data, the output ends of the power supply and the CT state monitoring module are connected with the input end of the main control chip, the input ends of the CT state monitoring module and the alternating current quantity acquisition module are connected with the output end of the current transformer, and the infrared sensor is used for remotely controlling the switch of the first current detection box.
Compared with the prior art, the invention has the following beneficial effects:
this intelligent electric power anti-electricity-theft device based on data comparison can set up first ammeter case and second ammeter case respectively in every ammeter case that needs to charge and carry out secondary metering work, the user is through the circuit terminal box that connects anti-electricity-theft device shell outside with the electric wire way, connect the second ammeter case through the voltage couple of circuit terminal box upper end, connect the power through second ammeter case and first electric current detection case, carry out the work of supplying power, in operation, accessible current transformer detects the electric current condition of first electric current detection case and second electric current detection case, and with the statistics of detection data information in SDRAM through main control chip, and contrast detection data, the data is unusual, accessible main control chip adjusts the electric cylinder, it rises to drive first ammeter case to stretch through the electric cylinder, make the conductive column of first ammeter case separate with connect the electric column, stop supplying power to the second ammeter case, thereby prevent lawless molecule electricity larceny, and second ammeter case after the separation keeps fixed through the electric cylinder, even if the circuit cuts off, the position of electric cylinder can not change, electric power metering equipment destroyed condition, and the electric metering equipment receives the condition of electric power meter case, and the steady structure is used to the realization of the steady operation of the device of the electric power metering equipment, the realization is used for the personnel, and stable operation of the device is used for the realization of the electricity metering equipment.
When the user changes the polarity of current and voltage coils, the bidirectional counter always keeps the positive count of the electric energy meter through the reversing gear when the electric energy meter aluminum disc is reversed by using the current and voltage coil polarity, and the like, the user cannot count the counter down by adopting the means, so that the anti-theft electric energy meter has an anti-reversing and anti-reversing function.
The intelligent electric power anti-theft device based on data comparison is characterized in that an original single-winding main current coil is additionally provided with a reverse-winding auxiliary current coil, the forward-winding main current coil and the reverse-winding auxiliary current coil are serially connected and installed in a meter, the number of turns of the reverse-winding auxiliary current coil is just increased compared with that of a main coil winding of a general meter, and after the main current coils are serially connected, the reverse-winding part of the auxiliary current coil just counteracts the forward-winding part of the main current coil, so that the current coil is equal to the original winding number of the general meter, and the two current coils can simultaneously detect the current, so that the monitoring effect of a CT state monitoring module is better, and the anti-theft work is further improved.
Drawings
FIG. 1 is an isometric view of the front view of the present invention;
FIG. 2 is a bottom isometric view of the present invention;
FIG. 3 is an isometric view of the rear view of the present invention;
FIG. 4 is an isometric view of the front end of the inside of the housing of the anti-electricity-theft device of the present invention;
FIG. 5 is an isometric view of the first and second power meter boxes of the present invention after they are connected;
FIG. 6 is an isometric view of the housing of the anti-electricity-theft device of the present invention from the bottom;
FIG. 7 is an isometric view of a first meter box of the present invention from above;
FIG. 8 is an enlarged view of a portion of the area A of FIG. 2 in accordance with the present invention;
FIG. 9 is an enlarged view of a portion of the area B of FIG. 7 in accordance with the present invention;
fig. 10 is a schematic diagram of a first electric meter box according to the present invention.
In the figure: 1. an anti-electricity-theft device housing; 101. a side mounting rack; 1011. an electric cylinder; 102. a mounting groove; 103. a fixed sleeve; 1031. damping spring rod; 104. a circuit junction box; 1041. a connection terminal; 105. a protective baffle; 1051. a transparent glass plate; 106. an access panel; 107. a heat radiation fan; 108. a sliding groove; 2. a first electricity meter box; 201. a heat sink; 202. connecting a cover plate; 2021. a wire inlet cover; 203. the power supply is connected with the wire; 204. a conductive post; 205. a first current detection box; 2051. a current transformer; 2052. a main control chip; 2053. SDRAM; 2054. a Flash chip; 2055. RS485; 2056. the traffic volume acquisition module; 2057. an infrared sensor; 2058. a remote communication module; 2059. an Ethernet interface; 206. a CT state monitoring module; 207. a switch box; 208. a main current coil; 209. a secondary current coil; 3. a second electricity meter box; 301. a voltage hook; 3011. an insulation clamping groove; 302. a bidirectional counter; 3021. a reversing gear; 303. an ammeter display; 304. a power connection column; 305. a second current detection box; 4. a cable bridge; 5. a power supply; 6. a master station; 7. a concentrator.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In order to solve the technical problems that in the prior art, the anti-electricity-theft device is easily damaged by lawless persons, has poor intelligent effect and is unfavorable for long-term use due to a single structure, refer to fig. 1-2 and fig. 6-10, the following technical scheme is provided:
an intelligent power anti-electricity-theft device based on data comparison, comprising:
the anti-electricity-theft device comprises an anti-electricity-theft device shell 1, wherein the anti-electricity-theft device shell 1 is used for installing an electric meter structure, side installation frames 101 are installed on two sides of the anti-electricity-theft device shell 1, and an electric cylinder 1011 used for an electric power-off structure is installed in the side installation frames 101;
the method also comprises the following steps:
the first electricity meter box 2, the first electricity meter box 2 for secondarily calculating the current amount is provided with two, the two first electricity meter boxes 2 are located above the inside of the anti-electricity-theft device shell 1, a first current detection box 205 for secondarily detecting the current is installed inside the first electricity meter box 2, and a conductive column 204 for supplying power is installed at the lower end of the first electricity meter box 2;
the second ammeter box 3 is used for primarily calculating the current amount, two second ammeter boxes 3 are arranged, the two second ammeter boxes 3 are respectively located below the two first ammeter boxes 2, a second current detection box 305 is installed in the second ammeter boxes 3, the second current detection box 305 is used for primarily detecting the current amount, and a power receiving column 304 used for being connected with the first ammeter box 2 is installed at the upper end of the second current detection box 305;
the first current detection box 205 further includes:
the current transformer 2051, the main control chip 2052, the SDRAM2053, the Flash chip 2054, the RS4852055, the alternating current quantity acquisition module 2056, the infrared sensor 2057, the remote communication module 2058 and the Ethernet interface 2059, wherein the output end of the main control chip 2052 is connected with the input end of the electric cylinder 1011.
Specifically, can set up first ammeter case 2 and second ammeter case 3 respectively in every ammeter case that needs to charge and carry out secondary metering work, the user is through connecting the outside circuit terminal box 104 of anti-electricity-theft device shell 1 with the electric wire, connect second ammeter case 3 through the voltage couple 301 of circuit terminal box 104 upper end, connect power 5 through second ammeter case 3 and first ammeter case 205, carry out power supply work, in operation, accessible current transformer 2051 detects the current condition of first ammeter case 205 and second ammeter case 305, and with the data statistics in SDRAM2053 of detection, and contrast detection data, the data is unusual, accessible master control chip 2052 adjusts the electric jar 1011, drive first ammeter case 2 through electric jar 1011 extension and rise, make the conducting rod 204 and the electric column 304 separation of first ammeter case 2, thereby prevent that the illegal molecule from stealing electricity, and second ammeter case 3 and first ammeter case 2 after the separation keep fixed through electronic power consumption 1011, even if electric meter case 1011 is broken, can not receive the electric wire position, can not receive the electric meter case 205, and the high accuracy of detection device is realized in the electric wire, and the electric wire can be carried out the high-quality is realized to the electric wire, and the high-efficient device is realized in the measuring device is carried out to the electric wire, and the electric wire is carried out to the measuring device is carried out to the detection of two, and the quality is stable in the electric wire is realized, the electric measuring device is easy to the work, and the quality is high-quality is compared to the detection device is realized.
In order to solve the technical problems that in the prior art, the electric power metering equipment has single structural functionality and is unfavorable for long-term operation, please refer to fig. 2-3 and fig. 6-7, the following technical schemes are provided:
the below of anti-electricity-theft device shell 1 is provided with integrated into one piece's mounting groove 102, and mounting groove 102 is used for installing first ammeter case 2 and second ammeter case 3, and the preceding terminal surface of anti-electricity-theft device shell 1 is provided with two circuit terminal blocks 104 that are used for the electricity utilization to connect the electricity, and the outside of circuit terminal block 104 is provided with binding post 1041, and binding post 1041 is used for connecting the electricity utilization circuit.
The radiator fan 107 is installed to the lower extreme of anti-electricity-theft device shell 1, and radiator fan 107 is provided with two, and two radiator fan 107 thermovent's position corresponds with the position of two second ammeter casees 3 respectively, and the upper end of anti-electricity-theft device shell 1 is provided with integrated into one piece's sliding tray 108, and the outside of first ammeter case 2 passes through sliding tray 108 and anti-electricity-theft device shell 1 sliding connection.
The outside of first ammeter case 2 is provided with integrated into one piece's fin 201, and the upper end of first ammeter case 2 is connected with connection apron 202 through the fixed screw, and the upper end and the connection apron 202 fixed connection of electronic jar 1011, and the upper end of electronic jar 1011 runs through the upper end and the anti-electricity-theft device shell 1 sliding connection of anti-electricity-theft device shell 1.
The upper end of the connection cover plate 202 is provided with a wire inlet cover 2021, the inside of the wire inlet cover 2021 is provided with a power supply grounding wire 203, the power supply grounding wire 203 is used for connecting a power supply 5, one end of the power supply grounding wire 203 extends to the inside of the first ammeter box 2 and is electrically connected with the first current detection box 205, and a cable bridge 4 is arranged outside the power supply grounding wire 203.
Specifically, the safety of the power supply connection wire 203 is protected through the cable bridge 4, the power supply connection wire 203 is prevented from being damaged, the first electric meter box 2 and the second electric meter box 3 can be respectively arranged in each electric meter box needing to be charged for carrying out secondary metering work, a user can open the cooling fan 107 to carry out heat dissipation work on the second electric meter box 3 when the circuit is used for a long time through connecting the electric wire with the circuit junction box 104 outside the anti-electricity-theft device shell 1, so that the working quality is improved, the functionality is better, the remote power-off work can be conveniently carried out through the electric cylinder 1011, even if the circuit is cut off, the position of the electric cylinder 1011 cannot be changed, and the condition that the electric metering equipment is damaged is avoided.
In order to solve the technical problem that the circuit is single in anti-electricity-theft mode and easy to be destroyed in the prior art, please refer to fig. 2, 4-5 and 8, the following technical scheme is provided:
the front end face of the second ammeter box 3 is provided with a bidirectional counter 302, reversing gears 3021 are mounted on two sides of the bidirectional counter 302, an ammeter display screen 303 is mounted on the outer portion of the bidirectional counter 302, an overhaul cover plate 106 is mounted on the rear end of the electricity larceny prevention device housing 1, the overhaul cover plate 106 is used for rapidly disassembling the electricity larceny prevention device housing 1 to carry out maintenance and overhaul work, a protective baffle 105 is mounted on the front end face of the electricity larceny prevention device housing 1, the protective baffle 105 is used for avoiding personnel from contacting with an electricity connection device, a transparent glass plate 1051 is arranged on the outer surface of the protective baffle 105, and the transparent glass plate 1051 is used for observing the ammeter display screen 303 to display numerical values.
The first ammeter case 2 is electrically connected with the second current detection case 305 through the conductive column 204 and the grounding column 304, the fixed sleeve 103 is installed below the second ammeter case 3, the damping spring rod 1031 is installed at the upper end of the fixed sleeve 103, the upper end of the damping spring rod 1031 is fixedly connected with the lower end of the second ammeter case 3, and the damping spring rod 1031 extends to the inside of the fixed sleeve 103 to be in sliding connection with the fixed sleeve 103.
Specifically, in operation, the position safety between the first ammeter box 2 and the second current detection box 305 can be protected by the damping spring bar 1031, the electricity quality is improved, and when the second current detection box 305 used by a user measures the electric power, the bidirectional counter 302 with the reversing gear 3021 mechanism is arranged outside the second current detection box 305, when the polarity of the current and voltage coil is changed by the user, and the electric energy meter aluminum disc is reversed by an electricity larceny device or in other modes, the bidirectional counter 302 always keeps the electric energy meter to count up through the reversing gear 3021, so that the user cannot count down the counter by adopting the means, and the anti-theft electric energy meter has the anti-reversing and anti-reversing functions, and the bidirectional counter 302 can adopt an anti-theft bidirectional counter 302 with the patent of CN205373798U in the prior art, so that counter reversal caused by modifying a gas pipeline can be effectively prevented, and multiple auxiliary work of anti-theft modes are provided.
In order to solve the technical problems of single anti-electricity-theft mode and easy damage of the circuit in the prior art, please refer to fig. 2 and fig. 7-9, the following technical scheme is provided:
the outside one side of first electric current detection case 205 is installed CT state monitoring module 206, CT state monitoring module 206 is used for electric quantity and state when current transformer 2051 operates gather, switch box 207 is installed to the upper end of CT state monitoring module 206, switch box 207 is used for long-range switching device power 5, and main current coil 208 is installed to the lower extreme of CT state monitoring module 206, auxiliary current coil 209 is installed to one side of main current coil 208, the coil winding direction of auxiliary current coil 209 is opposite with the coil winding direction of main current coil 208, establish ties each other between main current coil 208 and the auxiliary current coil 209, the coil setting of main current coil 208 is eight circles, and the coil setting of auxiliary current coil 209 is four circles.
The voltage couple 301 is installed to the lower extreme of second ammeter case 3, and voltage couple 301 passes through rotary spring and second ammeter case 3 swing joint, and the lower terminal surface of second ammeter case 3 is provided with integrated into one piece's insulating draw-in groove 3011, and insulating layer is provided with to the inside of insulating draw-in groove 3011, and the lower extreme of voltage couple 301 extends to circuit junction box 104 inside and wire electric connection.
Specifically, the current coil assembly inside the first current detection box 205 is added with a counter-wound auxiliary current coil 209 from the original single-wound main current coil 208, the counter-wound main current coil 208 and the auxiliary current coil 209 are serially connected and installed in the meter, the number of turns of the counter-wound auxiliary current coil is just increased compared with that of the main coil winding of the common meter, so that after the main current coil 208 is serially connected, the counter-wound part of the auxiliary current coil 209 just counteracts the multi-wound forward winding part in the main current coil 208, and therefore, the two current coils can simultaneously perform detection work, so that the monitoring effect of the CT state monitoring module 206 is better, the anti-electricity-theft work is further improved, and the voltage hook 301 can be additionally arranged in the first current detection box 205, even if the voltage hook 301 in the circuit junction box 104 is removed, the voltage hook 301 still cannot be removed in the first current detection box 205, and illegal molecules cannot steal electricity by the means, and a plurality of anti-electricity theft auxiliary works are provided.
In order to solve the technical problem that in the prior art, the existing anti-electricity-theft device is generally intelligent, and large errors are easily generated in data metering, referring to fig. 10, the following technical scheme is provided:
the output of CT state monitoring module 206 is connected with the input of main control chip 2052, RS4852055 is connected with concentrator 7, the output of main control chip 2052 is connected with SDRAM2053 and Flash chip 2054's input, the output of main control chip 2052 is connected with infrared sensor 2057 respectively, remote communication module 2058 and Ethernet interface 2059's input, remote communication module 2058 is connected with main website 6 through the removal data, the output of power 5 and CT state monitoring module 206 is connected with the input of main control chip 2052, the input of CT state monitoring module 206 and alternating current volume collection module 2056 is connected with the output of current transformer 2051, infrared sensor 2057 is used for the switching of remote control first current detection case 205.
Specifically, the two groups of current transformers 2051 are used for detecting the current of the circuit in the two ammeter boxes respectively, so that comparison work can be performed, high-precision detection work is realized, the quality of power monitoring work is improved, data are remotely transmitted through the remote communication module 2058, a worker can remotely compare two groups of power consumption data, in addition, whether the power consumption data of the user are normal or not can be judged through big data comparison, the detection management work is convenient to perform through data transmission and big data comparison, and the work quality is improved.
Working principle: the intelligent electric power anti-theft device based on data comparison protects the safety of a power supply connecting wire 203 through a cable bridge 4, prevents the power supply connecting wire 203 from being damaged, can respectively set a first electric meter box 2 and a second electric meter box 3 in each electric meter box needing to charge for secondary metering work, a user connects an electric power 5 through a circuit junction box 104 connected with the outside of a shell 1 of the anti-theft device through an electric wire, and connects the second electric meter box 3 and a first current detection box 205 for power supply work, in the work, the current conditions of the first current detection box 205 and the second current detection box 305 can be detected through a current transformer 2051, a current coil assembly in the first current detection box 205 is additionally provided with a reverse-wound auxiliary current coil 209 from an original primary current coil 208 with a single winding direction, the primary current coil 208 and the auxiliary current coil 209 which are wound in the reverse direction are serially and are arranged in the meter, the main coil of the anti-theft ammeter is more than the main coil winding of the general meter, the number of turns of the secondary current coil is just increased, thus after the main current coil 208 is connected in series, the reverse winding part of the secondary current coil 209 just counteracts the forward winding part of the main current coil 208 which is wound more often, therefore, the number of turns of the primary winding of the general meter is also equal, the two current coils can simultaneously perform detection work, the monitoring effect of the CT state monitoring module 206 is better, the anti-theft work is further improved, and a voltage hook 301 can be added in the first current detection box 205, even if the voltage hook 301 in the circuit junction box 104 is removed, the voltage hook 301 in the first current detection box 205 can not be removed, so that illegal molecules can not steal electricity by the method, a plurality of auxiliary work modes of anti-theft are provided, and when the second current detection box 305 used by a user measures the electric power, when the user changes the polarity of the current and voltage coils and reverses the aluminum disc of the electric energy meter by using an electric larceny device or other modes, the bidirectional counter 302 keeps the electric energy meter to count up all the time through the reversing gear 3021, so that the user cannot count down the counter by adopting the means, the anti-theft electric energy meter has the anti-reversing and anti-reversing functions, the detection data information is counted in the SDRAM2053 through the main control chip 2052, the detection data are compared, the detection work is carried out on the current of the circuit in the two electric meter boxes through the two groups of current transformers 2051, the comparison work can be carried out, the high-precision detection work is realized, the quality of the electric power monitoring work is improved, the data can be remotely transmitted through the remote communication module 2058, and the staff can remotely compare the two groups of electric power consumption data, and whether the electricity consumption data of the user is normal or not can be judged through big data comparison, the data transmission and the big data comparison are convenient for detection management work, the working quality is improved, the data is abnormal, the electric cylinder 1011 can be regulated through the main control chip 2052, the electric cylinder 1011 stretches to drive the first electric meter box 2 to rise, the conductive column 204 of the first electric meter box 2 is separated from the electric connection column 304, the power supply to the second electric meter box 3 is stopped, thereby preventing illegal molecule electricity larceny, the separated second electric meter box 3 and the first electric meter box 2 are kept fixed through the electric cylinder 1011, even if a circuit is cut off, the position of the electric cylinder 1011 cannot be changed, the position safety between the first electric meter box 2 and the second electric current detection box 305 can be protected through the damping spring rod 1031 during working, the electricity consumption quality is improved, and the condition that the electric metering equipment is damaged is avoided, and the supervision work of staff to electric power metering equipment is convenient to realize effectual anti-electricity-theft work, the stable in structure of device is favorable to long-term use.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. An intelligent electric power anti-theft device based on data comparison, which is characterized by comprising:
the anti-electricity-theft device comprises an anti-electricity-theft device shell (1), wherein the anti-electricity-theft device shell (1) is used for installing an electric meter structure, side installation frames (101) are installed on two sides of the anti-electricity-theft device shell (1), and an electric cylinder (1011) used for an electric power-off structure is installed in the side installation frames (101);
the anti-electricity-theft device comprises a first electric meter box (2), wherein two first electric meter boxes (2) for secondarily calculating the current amount are arranged, the two first electric meter boxes (2) are positioned above the inside of an anti-electricity-theft device shell (1), a first current detection box (205) for secondarily detecting the current is arranged in the first electric meter boxes (2), and a conductive column (204) for supplying power is arranged at the lower end of the first electric meter boxes (2);
the second ammeter box (3) is used for primarily calculating the second ammeter box (3) of the current amount, the two second ammeter boxes (3) are respectively located below the two first ammeter boxes (2), a second current detection box (305) is installed in the second ammeter box (3), the second current detection box (305) is used for primarily detecting the current, a power connection column (304) used for being connected with the first ammeter boxes (2) is installed at the upper end of the second current detection box (305), and a current transformer (2051) is installed in the second current detection box (305) and the first current detection box (205);
the first current detection box (205) further comprises:
the intelligent control system comprises a main control chip (2052), an SDRAM (2053), a Flash chip (2054), an RS485 (2055), an alternating current quantity acquisition module (2056), an infrared sensor (2057), a remote communication module (2058) and an Ethernet interface (2059), wherein the output end of the main control chip (2052) is connected with the input end of an electric cylinder (1011);
the anti-electricity-theft device comprises a shell (1), wherein the front end face of the shell is provided with two circuit junction boxes (104) for electricity connection, a wiring terminal (1041) is arranged outside the circuit junction boxes (104), and the wiring terminal (1041) is used for connecting an electricity circuit;
the upper end of the first ammeter box (2) is connected with a connecting cover plate (202) through a fixed screw, an incoming wire cover (2021) is arranged at the upper end of the connecting cover plate (202), a power supply grounding wire (203) is arranged in the incoming wire cover (2021), and the power supply grounding wire (203) is used for being connected with a power supply (5);
a CT state monitoring module (206) is arranged on one side of the outside of the first current detection box (205), the CT state monitoring module (206) is used for collecting electric quantity and state of the current transformer (2051) during operation, a switch box (207) is arranged at the upper end of the CT state monitoring module (206), and the switch box (207) is used for a remote switch device power supply (5);
the output end of the CT state monitoring module (206) is connected with the input end of the main control chip (2052), and the output ends of the power supply (5) and the CT state monitoring module (206) are connected with the input end of the main control chip (2052).
2. An intelligent power anti-theft device based on data comparison according to claim 1, wherein: the anti-electricity-theft device is characterized in that an integrally formed mounting groove (102) is formed in the lower portion of the anti-electricity-theft device shell (1), and the mounting groove (102) is used for mounting the first electric meter box (2) and the second electric meter box (3).
3. An intelligent power anti-theft device based on data comparison according to claim 2, characterized in that: the utility model discloses a novel electric meter box, including second ammeter case (3), including electric meter box (1), protection baffle (105) are installed to the preceding terminal surface of second ammeter case (3), reversing gear (3021) are all installed to the both sides of bidirectional counter (302), bidirectional counter (302) are connected with current transformer (2051), the externally mounted of bidirectional counter (302) has ammeter display screen (303), access cover (106) are installed to the rear end of anti-electricity-theft device shell (1), access cover (106) are used for dismantling anti-electricity-theft device shell (1) fast and maintain the maintenance work, protection baffle (105) are installed to the preceding terminal surface of anti-electricity-theft device shell (1), protection baffle (105) are used for avoiding personnel to contact and connect the electric installation, the surface of protection baffle (105) is provided with transparent glass board (1051), transparent glass board (1051) are used for observing ammeter display screen (303) and show numerical value.
4. An intelligent power anti-theft device based on data comparison according to claim 3, wherein: the anti-electricity-theft device is characterized in that the lower end of the anti-electricity-theft device shell (1) is provided with two cooling fans (107), the positions of the cooling openings of the two cooling fans (107) are corresponding to the positions of the two second electric meter boxes (3) respectively, the upper end of the anti-electricity-theft device shell (1) is provided with an integrally formed sliding groove (108), and the outer part of the first electric meter box (2) is in sliding connection with the anti-electricity-theft device shell (1) through the sliding groove (108).
5. An intelligent power anti-theft device based on data comparison according to claim 4, wherein: the outside of first ammeter case (2) is provided with integrated into one piece's fin (201), the upper end and the connection apron (202) fixed connection of electronic jar (1011), just the upper end of electronic jar (1011) runs through the upper end and the anti-electricity-theft device shell (1) sliding connection of anti-electricity-theft device shell (1).
6. An intelligent power anti-theft device based on data comparison according to claim 5, wherein: the utility model discloses a damping spring box, including first ammeter case (2), second ammeter case (3), damping spring rod (1031), first ammeter case (2) is through conducting post (204) and electric pole (304) and second electric current detection case (305) electric connection, fixed sleeve (103) are installed to the below of second ammeter case (3), damping spring rod (1031) are installed to the upper end of fixed sleeve (103), the upper end of damping spring rod (1031) and the lower extreme fixed connection of second ammeter case (3), damping spring rod (1031) extends to inside fixed sleeve (103) and fixed sleeve (103) sliding connection.
7. An intelligent power anti-theft device based on data comparison according to claim 6, wherein: one end of the power supply grounding wire (203) extends to the inside of the first ammeter box (2) and is electrically connected with the first current detection box (205), and a cable bridge (4) is arranged outside the power supply grounding wire (203).
8. An intelligent power anti-theft device based on data comparison according to claim 7, wherein: the CT state monitoring module is characterized in that a main current coil (208) is arranged at the lower end of the CT state monitoring module (206), a secondary current coil (209) is arranged on one side of the main current coil (208), the coil winding direction of the secondary current coil (209) is opposite to that of the main current coil (208), the main current coil (208) and the secondary current coil (209) are connected in series, the coil of the main current coil (208) is eight circles, and the coil of the secondary current coil (209) is four circles.
9. An intelligent power anti-theft device based on data comparison according to claim 8, wherein: the utility model discloses a voltage couple, including voltage couple (301) and circuit junction box (104), voltage couple (301) are installed to the lower extreme of second ammeter case (3), voltage couple (301) pass through swivel spring and second ammeter case (3) swing joint, just the lower terminal surface of second ammeter case (3) is provided with integrated into one piece's insulating draw-in groove (3011), the inside of insulating draw-in groove (3011) is provided with the insulating layer, just the lower extreme of voltage couple (301) extends to inside and the wire electric connection of circuit junction box (104).
10. An intelligent power anti-theft device based on data comparison according to claim 9, wherein: RS485 (2055) is connected with concentrator (7), the output of main control chip (2052) is connected with SDRAM (2053) and Flash chip (2054)'s input, the output of main control chip (2052) is connected with infrared sensor (2057), remote communication module (2058) and Ethernet interface (2059)'s input respectively, remote communication module (2058) are connected with main website (6) through the removal data, the input of CT state monitoring module (206) and alternating current volume collection module (2056) is connected with the output of current transformer (2051), infrared sensor (2057) are used for remote control first electric current detection case (205) switch.
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| CN115774149A (en) | 2023-03-10 |
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