139results about How to "Prevent Electricity Stealing" patented technology

The invention provides a three-phase prepayment electric energy meter system based on GPRS communication and a control method thereof. The system comprises an electric energy meter and a GPRS server, wherein the electric energy meter comprises an electric energy metering module, a GPRS module, a display module, a micro-processing module, a switch control module and a meter power supply; the GPRS module realizes the remote meter-checking and charging functions so that a user pays dues in a power supply center, and the power supply center can recharge the electric energy meter by the GPRS server; the electric energy meter periodically submits states, used electricity quantity and usable electricity quantity, and the display and control modules are used for displaying the states and the electricity quantity, controlling alarms and switching on/off a switch. The method comprises the following steps: a user firstly purchases and then uses the electricity, and a power supply part remotely checks, recharges and controls the three-phase prepayment electric energy meter. The invention realizes the random meter-checking function, the electric energy meter state monitoring function, the random electric energy meter parameter (such as the rate) updating function and eliminates the hidden danger by the user authentication.

The invention discloses an electricity stealing load control method of the electricity facility, an intelligent electricity management device and a system. The method comprises steps that the electric information is acquired by the intelligent electricity management device timely; the intelligent electricity management device is arranged on an AC transmission line at a back end of a gateway metering gauge of the electricity facility; matching of the electric information and the stored normal electricity characteristic data is carried out through the intelligent electricity management device, if matching fails, the AC transmission line is determined to have an electricity stealing load; when the AC transmission line is determined to have the electricity stealing load, electricity stealing hindrance operation on an electricity stealing phase wire is carried out through the intelligent electricity management device. According to the method, the device and the system, transmission safety of the AC transmission line of the unmanned electricity facility can be realized, electricity stealing can be automatically identified and prevented, mounting is simple, maintenance is convenient, and true efficient data analysis bases can be provided for communication operators for energy saving and consumption reduction plans and related energy saving and consumption reduction effects.

The invention provides an intelligent electric meter box, an electricity quantity information display method and an alarm system and belongs to the power system equipment technical field. The intelligent electric meter box includes a box body, a baffle, an electronic locking component, a first fingerprint identification device, a second fingerprint identification device, a prompting device, a watt hour meter, an acquisition device, a micro fire extinguishing device, a display device, an infrared camera and a main control device; the infrared camera is mounted at the top of the box body; the baffle is mounted at the opening of the box body; the main control device, the display device, the first fingerprint identification device and the second fingerprint identification device are all mounted in the baffle; the watt hour meter and the micro fire extinguishing device are mounted in the box body; and the acquisition device is mounted on the watt hour meter. The main control device controls the micro fire extinguishing device, the display device and the electronic locking component, so that the watt hour meter can be prevented from catching fire and from being opened by an electricity stealer, the disclosure of private information can be prevented, and the applicability and safety of the intelligent electric meter box can be improved.

This invention relates to a straight-through current transformer with thief proof electricity veil. The invention includes transformer noumenon (1) and thief proof electricity veil (2). Middle of thief proof electricity veil (2) set up threading hole (2- 1); Thief proof electricity veil (2) dead join with end face of transformer noumenon (1) threading hole. This invention is able to effectively prevent electric larceny behavioral occurring by decreasing pressure of watt hour meter. from technically it deter pressure decreasing of watt-hour meter, thereby avoid problem of electric quantity understatement. The invention possesses merit of structure simplicity, cost low and fail safe.

A multifunctional integrated high-pressure metering device is used for improving metering precision, and the volume and cost of the device are reduced. The technical scheme is that the multifunctional integrated high-pressure metering device comprises a three-phase voltage mutual inductor, a three-phase current mutual inductor, a metering control circuit and a high-voltage switch controlled by anelectric operation mechanism; the three-phase voltage mutual inductor and the three-phase current mutual inductor respectively collect the voltage and current signals of a high-voltage power supply circuit; the metering signals outputted by the three-phase voltage mutual inductor and the three-phase current mutual inductor are connected to the signal input end of the metering control circuit; thehigh-voltage switch is serially connected in the high-voltage power supply circuit; the control end of the electric operation mechanism is connected to the control signal output end of the metering control circuit. The device of the invention is integrally designed; while the metering precision is improved, the repeated setting of functional elements is avoided, so that the volume of the meteringdevice is decreased, and the manufacture cost is reduced.

The invention discloses a GSM-based intelligent household electricity larceny prevention ammeter meter reading system with high heat dissipation performance, and belongs to an ammeter meter reading system used in an intelligent household in the field of an intelligent household technology, for the purpose of providing an intelligent household electricity larceny prevention ammeter meter reading system advantaged in far data transmission distance and rapid data transmission rate. The system provided by the technical scheme comprises an ammeter case, a gather, a GSM communication module and a controller. An ammeter register assembly and a rest register assembly of an ammeter in the ammeter case are electrically connected with the gatherer, the gatherer is electrically connected with the GSM communication module, and the GSM communication module is electrically connected with the controller. The system provided by the invention is applied to the ammeter meter reading system in the intelligent household.

The invention relates to the field of low-voltage distribution equipment, in particular to a miniaturized intelligent online monitoring device for low-voltage distribution equipment. The intelligent online monitoring device comprises a sensor unit, a processor unit, a wireless transmission unit, a power management unit and a storage unit, wherein the processor unit is connected with the sensor unit, the wireless transmission unit, the power management unit and the storage unit separately; and the processor unit is connected with the sensor unit, receives running state information and carries out storage, management and processing operation. The invention further relates to a monitoring method for the low-voltage distribution equipment. Compared with the prior art, the miniaturized intelligent online monitoring device has the beneficial effects that the information, such as temperature of incoming and outgoing lines, line current and voltage and smoke of the low-voltage distribution equipment is monitored online in real time through a wireless Internet of things and a novel sensing technology, and real-time computational analysis is carried out, so that fault early warning of a low-voltage distribution system is achieved and a fire accident is completely eradicated.

The invention provides an intelligent watt-hour meter for electricity larceny prevention based on internet of things and a monitoring system. The intelligent watt-hour meter for electricity larceny prevention based on internet of things comprises a power supply module, a metering module, an electricity larceny prevention module, a monitoring system and the Internet of things, wherein the meteringmodule comprises a current sampling module, a voltage sampling module and a metering chip; the electricity larceny prevention module comprises a microcontroller, a thyristor relay, an environmental monitoring module and a control switch. The monitoring system comprises an acquisition terminal, a communication module and a background server, and the internet of things includes a monitoring system and a watt-hour meter on a site. Detection components are arranged in the watt-hour meter, a watt-hour meter environment is monitored and analyzed, whether electricity larceny occurs or not is judged,power supply is cut off in time when the electricity larceny occurs, the electricity larceny behavior is prevented from further occurring, and the property of a power system is protected from being lost. Moreover, switching-off power failure or switching-on power supply of a user can be achieved remotely or on site through the internet of things, and the intelligent watt-hour meter is more flexible and convenient.

The invention relates to a single-phase three-in electric energy meter for resisting technical electricity larceny, which fully solves the user problem of technical electricity larceny, avoids any meter dispute between a power supply enterprise and users and is convenient for the power supply enterprise to dispose the short-circuit-to-earth failures of indoor live wires of the users (a led-in live wire and a zero wire are exchanged, the indoor zero wire is short circuited to ground, and the electric energy meter does not meter more electricity). Inestimable economic benefits are brought to the power supply enterprise by the single-phase three-in electric energy meter, and the power supply enterprise needs to adopt reformed mounting and connecting technologies. A single-phase three-in two-out electric energy meter is mounted and connected by leading a ground wire in the electric energy meter (shown in figures 13 and 14), and a single-phase three-in one-out electric energy meter is mounted and connected by only providing an AC single-phase 220V live wire for users to use (shown in figures 15 and 18).

The invention provides an anti-detachment type intelligent electric meter protection system. The anti-detachment type intelligent electric meter protection system comprises a shell body, wherein the shell body is internally provided with an authority detection and identification module, a shell cover state detection module and a feedback module; the authority detection and identification module, the shell cover state detection module and the feedback module are connected with an information processing module by cables; the authority detection and identification module comprises a wireless receiving device, an IC (Integrated Circuit) card identification device and a fingerprint identification device; the wireless receiving device is used for receiving an authority signal for remote authorization. By performing authority identification on an operator and state detection on a shell cover, whether the current operator is in an illegal forced detachment condition is judged, and a forced detachment signal is recorded and sent to remind a remote server and managerial personnel of a current operation state of an electric meter in time, so that the safety of the intelligent electric meter is protected, an electricity-stealing phenomenon is prevented from occurring, and properties of a power supply company are protected.

The invention provides a power cabinet monitoring and control system and method based on the Internet of Things, and relates to the technical field of power cabinet Internet of Things monitoring. Thesystem comprises a plurality of power cabinets, a remote server and a monitoring terminal, each power cabinet comprises an electric lock, an unlocking button, an unlocking information acquisition module, an Internet of Things terminal module, a door lock state monitoring module and a power supply. The information of unlocking personnel is sent to the remote server through the Internet of Things terminal module, and the remote server judges whether the unlocking personnel have unlocking permission or not so as to control the unlocking of the electric lock; an administrator with an unlocking authority realizes remote unlocking of the electric lock through the monitoring terminal, the remote server and the Internet of Things terminal; meanwhile, the system further comprises a door lock statemonitoring module, an environment detection module, a positioning module, a vibration detection module and an electric leakage detection module, the state of the electric lock and the state of the power cabinet are monitored in real time, and monitoring information is fed back to the remote server in real time.

The invention discloses a smart electric meter capable of preventing electricity from being stolen. The smart electric meter comprises a shell, a voltage and current detection module, a drive module, a charging and discharging control module, a metering module, a data processing module, an I/O module, an infrared sensor, a video collecting module, a display module, a storage module, a keyboard, a wireless signal communication module, a storage battery module and a cover opening signal generator. The voltage and current detection module, the drive module, the charging and discharging control module, the metering module, the data processing module, the I/O module, storage module, the wireless signal communication module, the storage battery module and the cover opening signal generator are all arranged in the shell. The system has the advantages that electricity metering precision is high and the system operates stably; when the electric meter is adjusted illegally or out of line, a photo can be taken for an operator in time for storage, remote alarming can be carried out in time through a wireless transmission system, and accordingly the phenomenon of stealing the electricity can be effectively avoided.

The invention relates to a multi-load validity judgment method of a wireless power supply system. The multi-load validity judgment method mainly includes the step of enabling an energy transmitting terminal to periodically broadcast system information, receive a response message of the energy transmitting terminal in real time, and verify a matching check code. If the matching check code is successfully verified, a load is judged to be an illegal load, the system gives an alarm, and the transmitted power is reduced to the halt power. If the matching check code is not successfully verified, the load is recorded as a legal load, the pick-up power is recorded, and the loss power is obtained by comparing a sum of the pick-up powers of the legal loads in a receiving period with the transmitted power. In the judgment time quantum, if the time number of the loss power is larger than that of a power threshold cannot reach a time number threshold value, the operation is repeated; otherwise, it is judged that illegal energy transmitting ends or illegal loads of the illegal energy transmitting ends exist, the system gives the alarm, and the transmitted power is reduced to the halt power. According to the multi-load validity judgment method, the occurrence that the identity authentication of the illegal loads is obtained depending on legal loads or disposable counterfeiting of authentication information of the illegal loads can be prevented, the electric energy can be picked up at the energy transmitting terminal, energy waste and potential safety hazards can be avoided, and the safety and the reliability of the system are improved.

The invention discloses a three-phase pluggable electric energy meter, which is characterized in that an electric energy meter body is connected with a base, a wire inlet wiring end and a wire outlet wiring end are respectively disposed at two ends of the base, a cylindrical wire inlet terminal and a cylindrical wire outlet terminal are disposed at the bottom of the electric energy meter body, a wire inlet jack corresponding to the wire inlet terminal of the electric energy meter body and a wire outlet jack corresponding to the wire outlet terminal of the electric energy meter body are arranged on the base, metal plugging sleeves are disposed in the wire inlet jack and the wire outlet jack, the metal plugging sleeve in the wire inlet jack is electrically connected with the wire inlet wiring end, and the metal plugging sleeve in the wire outlet jack is electrically connected with the wire outlet wiring end. The three-phase pluggable electric energy meter has the advantages that the three-phase pluggable electric energy meter is convenient in installation, installation, urgent repair and replacement time of the electric energy meter is effectively shortened on the basis of guaranteeing reliability, installation wiring parts of the electric energy meter are not exposed, and accordingly electricity stealing behaviors at the wiring parts can be effectively prevented.

The invention belongs to the field of power grid construction, and in particular relates to a remote power utilization management system. The remote power utilization management system comprises a data acquisition layer, a master station layer and a communication layer, wherein the data acquisition layer is used for acquiring information, the master station layer is used for processing and analyzing, and the communication layer is used for communicating the data acquisition layer with the master station layer. Compared with the prior art, the remote power utilization management system has the advantages that by mutual matching of the data acquisition layer, the master station layer and the communication layer, data acquired by the acquisition layer and an analysis method of the master station layer, an electricity theft user is effectively determined, a power utilization circuit is further checked, electricity stealing and electricity theft behaviors are effectively prevented, and the loss of a power supply company is further reduced.

The invention discloses an electricity larceny prevention handling method and device of a single-phase intelligent meter. The electricity larceny prevention handling method is used for conducting electricity larceny prevention handling when meter cover key disconnection of the single-phase intelligent meter occurs. By detecting whether the single-phase intelligent meter is in a powering-down or electricity-larceny state, it is effectively judged whether the single-phase intelligent meter is in the electricity-larceny state or not, the problem is effectively solved that at present, it cannot beidentified from the appearance that the single-phase intelligent meter is uncovered or not and the inside of the single-phase intelligent meter is changed or not. A meter cover key is arranged to besunken, so that the effectiveness of meter cover key state change is ensured. A relay is installed on a terminal 1 and a terminal 2 in an impacting press-connection way to form a whole so that an electricity larceny person cannot effectively install a shunting copper wire on the terminal 1 and the terminal 2 in the single-phase intelligent meter and accordingly cannot perform shunted electricity larceny, and the electricity larceny phenomenon of the single-phase intelligent meter is more effectively avoided.

The invention discloses an intelligent electric meter box, comprising: a square main body, which includes a box body and an upper cover; The main control unit, the first control unit, the network processing unit and the second control unit, the network processing unit is used to transmit the data of the electric meter to the power data center and receive the instruction information of the power data center and transmit it to the general control unit; the motor is connected to An external power supply, which is connected to the first control unit; an emergency motor connected to the battery, which is connected to the second control unit; a deadbolt, which is driven by the motor or the emergency motor; a lock catch; a camera and a keyboard. The smart meter box of the invention can directly transmit the data of the meter to the power data center of the electric power department, without the need for staff to open the box to read the meter, which saves manpower and can prevent electricity theft.

The invention relates to the field of power supply, and specifically relates to a wireless electric larceny prevention device which comprises a monitoring center, a wireless current transducer and a wireless data concentrator, wherein the monitoring center is provided with data analysis software. The wireless electric larceny prevention device has the effects of realizing the functions of online parameter test, data acquisition and analysis, abnormal condition warning, metering device online monitoring, data storage, statement analysis and the like, finding various electric larceny behaviors of the metering devices and giving alarms in time, effectively stopping various electric larceny behaviors and ensuring the correctness, promptness and reliability of the monitoring and prevention of the electric larceny behaviors.

The present invention provides a joint junction box and an electric energy metering box and belongs to the electrical equipment field. The joint junction box is installed in the electric energy metering box; the joint junction box comprises a box body, a cover body, a wiring device and a locking device; in a wiring process, secondary wires or conductors are connected onto wiring blocks through wiring holes; the secondary wires or conductors are pressed by pressing blocks, and at the same time, the wiring holes are blocked through the pressing blocks; and the cover body is locked on the box body through the locking device. Since the wiring holes are blocked, and the cover body is locked on the box body through the locking device, and therefore, the interior of the joint junction box can be isolated from outside space, and electricity stealing behaviors can be effectively prevented; protruding blocks on the pressing blocks extend into the wiring holes, so that the secondary wires or the conductors can be pressed, when the secondary wires or the conductors are pulled and shaken due to the effect of an external force, force bearing points are located in the wiring holes, and therefore, the anti-pulling capability of the secondary wires or the conductors can be enhanced, and the stability of wiring can be improved.

The invention provides an ammeter with a quadruple antitheft function. The ammeter comprises a bottom shell, an upper cover, a tail cover and an ammeter scutcheon. The upper cover is provided with at least two installation holes, and each installation hole is provided with an autotomy screw. The autotomy screws enable the upper cover to be tightly arranged on the bottom shell. Lead sealing caps are arranged above the autotomy screws in the installation holes. Lead sealing caps are arranged above the autotomy screws in the installation holes. Two wire passing holes are formed in side faces of the installation holes, and lead sealing lines are arranged in the wire passing holes and located above the lead sealing caps. The tail end is in turnable connection with the upper cover through a hinge. The upper cover and the tail cover are arranged on the bottom cover in a buckling mode. The installation holes are located in an inner space formed by buckling the tail cover and the bottom shell. The tail cover is fixedly connected with the bottom shell through lead sealing screws. The ammeter achieves the quadruple antitheft function through arrangements of the autotomy screws, the lead sealing caps, the lead sealing lines, the hinge, the tail cover, the lead sealing screws and the like, and can effectively prevent electricity stealing phenomena from occurring.