CN209148749U - A kind of anti-electricity-theft managing device of electric metering box based on narrowband Internet of Things - Google Patents

Abstract

The utility model relates to a kind of anti-electricity-theft managing devices of the electric metering box based on narrowband Internet of Things can effectively solve the problem of dispersed big, the low difficult management of automatization level of batch meter in conventional electrical distribution net.The device includes mainboard and bottom plate, and wherein mainboard is made of cpu package and NBIOT communication component, which is connected with the NBIOT communication component by the first asynchronous UART between plate；And bottom plate is made of door lock door sensor status monitoring and control assembly, user's power failure state detection components, communication component and power supply module.By the real-time monitoring to user's voltage level, door lock door sensor state the blank of the prior art can be filled up in all many-sided generation positive effects such as power loss management, automatic data logging, anti-electricity-theft, electricity box condition managing, reinforcement operation management.

Description

A kind of anti-electricity-theft managing device of electric metering box based on narrowband Internet of Things

Technical field

The utility model relates to intelligent power grid technology field more particularly to a kind of electric metering boxes based on narrowband Internet of Things Anti-electricity-theft managing device.

Background technique

In recent years, as the promulgation of electric power law is carried out, how power supply department is preferably user service, grasps user in time Information becomes an important project.Power department power consuming administrative system have the characteristics that it is real-time, reliable, directly facing user, But functionally lack the intelligent management to batch meter, hidden danger is brought to work of electricity anti-stealing.Therefore, it designs a kind of based on narrowband The anti-electricity-theft managing device of the electric metering box of Internet of Things provides the management method to batch meter access control system, and to user's electricity The real-time voltage of table is monitored, by become power supply department preferably provide a user good service important technical it One.

To power consumption management, more stringent requirements are proposed for the increase of electricity consumption at present, gradually establishes intelligent metering case management system System establishes normal supply order, reverses the power consumption management situation lagged at present, is conducive to the development of national economy, promotes society The civilization and progress of meeting, it is ensured that resident living electric consumption on lighting normal reliable provides high-quality electric energy for vast power consumer is continual With positive effect.

Utility model content

The utility model embodiment is designed to provide a kind of thief-proof fulgurite of the electric metering box based on narrowband Internet of Things Device is managed, which fills up the blank of the prior art, provide a kind of batch meter electricity consumption shape based on protenchyma connected network communication technology State detection means, applied in 380V and the power distribution network electricity anti-stealing system of following voltage class.

In order to realize that the purpose of above-described embodiment, the utility model embodiment provide a kind of electric power based on narrowband Internet of Things The anti-electricity-theft managing device of batch meter, the device include mainboard and bottom plate；

The mainboard is made of cpu package and NBIOT communication component, and wherein cpu package includes power supply regulator circuit, one A master cpu and a ferroelectric memory；The master cpu is low-power consumption MCU, includes the first asynchronous UART, second inside the MCU Asynchronous UART, one SPI mouthfuls, a USB debugging interface and 30 GPIO；The NBIOT communication component is by BC95-B5 protenchyma Connected network communication mould group and SIM card holder composition, the cpu package and the NBIOT communication component pass through the first asynchronous UART between plate It is connected；

The bottom plate is by door lock door sensor status monitoring and control assembly, user's power failure state detection components, communication component and electricity Source component composition, the door lock door sensor status monitoring and control assembly include 4 5V relays and its driving circuit and 8 12V Isolated form optocoupler is opened into user's power failure state detection components include that 12 AC220V alternating current-direct current isolation optocouplers are opened into the communication Component includes 1 road RS485, which includes 4.2V charging and discharging lithium battery circuit and DCDC booster circuit；

The mainboard is connected with the bottom plate by 2 double-row needles, which also passes through the second asynchronous UART and realize and be somebody's turn to do RS485 is connected, which, which also passes through GPIO, carries out detection to the bottom plate state and be attached with hard mouth line；

The power supply of the mainboard and the bottom plate is provided by the power supply module.

In order to effectively carry out anti-electricity-theft management, which is accessed in 380V and the distribution network system of following voltage class.

In order to effectively adapt to domestic technique standard, the NBIOT communication component on the mainboard uses the narrowband of China Telecom The Internet of Things communication technology is communicated with WEB main website server to be sent data and receives order.

In order to further effectively carry out anti-electricity-theft management, which passes through the detection and control to user's voltage, door lock state System realizes the anti-electricity-theft management function of electric metering box.

In order to effectively power, which has lithium battery automatic power management function, has the case where main power source is lost It is lower to run without interruption 2 hours.

In order to extend anti-electricity-theft function, which passes through the cascade between RS485 communication implementation device.

As a preference, the door lock door sensor status monitoring and control assembly monitor the shape of 4 doors by isolated form optocoupler State is simultaneously controlled it by relay.

The access of user's voltage, user's power failure state inspection are exchanged to realize phase three-wire three 380V exchange with single-phase 220V Survey component include 12 AC220V alternating current-direct current isolation optocouplers open into.

The advantages of the utility model embodiment, is, can effectively solve batch meter in current distribution network system and excessively divide It dissipates, the problems such as automatization level is low and management means of opposing electricity-stealing is insufficient.The distribution of electric metering box anti-electricity-theft management monitoring point compared with Extensively, and electricity box are placed in corridor more, and throughout each corner in city, communication mode need to be big using bearing capacity, and ability through walls is strong, It is of less demanding to real-time communication, but the protenchyma connected network communication technology (NBIOT) of real-time online is needed, by user's voltage water Flat, door lock door sensor state real-time monitoring can be in power loss management, automatic data logging, anti-electricity-theft, electricity box condition managing, reinforcement O&M All many-sided generation positive effects such as management.It is the important measure that power consumption management enters modern management, will promote the modern times Change the perfect of Power Marketing Management Information System, free power consumption management personnel gradually from many and diverse work, improves work effect Rate improves electricity consumption service management level, is conducive to do good service well, improves the economic benefit and social benefit of electric power enterprise, Realize the optimization operation of electrical power services cost.

Detailed description of the invention

It, below will be to required in embodiment description in order to illustrate more clearly of the technical solution of the utility model embodiment The attached drawing used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the utility model Example, for those of ordinary skill in the art, without any creative labor, can also be according to these attached drawings Obtain other attached drawings.

Fig. 1 is the anti-electricity-theft managing device frame of the electric metering box provided by the embodiment of the utility model based on narrowband Internet of Things Structure schematic diagram.

Fig. 2 is the anti-electricity-theft managing device work of the electric metering box provided by the embodiment of the utility model based on narrowband Internet of Things Make schematic diagram.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model It clearly and completely describes, it is clear that the embodiments are a part of the embodiments of the present invention, rather than whole implementation Example.Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without making creative work The every other embodiment obtained, fall within the protection scope of the utility model.

As shown in Figure 1, the anti-electricity-theft management of the electric metering box provided by the embodiment of the utility model based on narrowband Internet of Things Device includes mainboard and bottom plate.It is specific as follows:

Mainboard 1 is made of cpu package 11 and NBIOT communication component 12.Cpu package 11 includes a power supply regulator circuit 111, a master cpu 112 and a ferroelectric memory 113.Wherein power supply regulator circuit 111 is AM1117-3.3V, and LDO exists 5V-3.3V.Memory 113 is FM25CL256.Master cpu 112 is inside low-power consumption MCU comprising two asynchronous UART (i.e. the One asynchronous UART and the second asynchronous UART), one SPI mouthfuls, a USB debugging interface and 30 GPIO (not regarded out in Fig. 1). NBIOT communication component 12 is made of BC95-B5 protenchyma connected network communication mould group 121 and SIM card holder 122.As the core of device, Mainboard 1 completes the acquisition of switching value and the output task of switching value and the data exchange task of WEB background server, COAP association Discuss stack communication service task, running state monitoring and self-test task, power detecting and management role.

Bottom plate 2 is by door lock door sensor status monitoring and control assembly 21, user's power failure state detection components 22, communication component 23 and power supply module 24 form.Door lock door sensor status monitoring and control assembly 21 include 4 5V relays and its driving circuit and 8 12V isolated form optocouplers are opened and (are not regarded out in Fig. 1).User's power failure state detection components 22 include 12 AC220V alternating current-direct currents Isolation optocoupler open into.Communication component 23 include 1 road RS485, power supply module 24 include 4.2V charging and discharging lithium battery circuit and DCDC booster circuit；Mainboard 1 is connected with bottom plate 2 by 2 double-row needles, realizes the interconnection of UART and GPIO.Mainboard 1 receives the bottom of by The information such as the intake that the transmitting of plate 2 comes, by passing the information such as status information or alarm by COAP agreement after operation and processing Background server is passed, the opening and closing operations for realizing door lock after control instruction by bottom plate are received.

As shown in Fig. 2, managing device provided by the embodiment of the utility model can be same with other in batch meter when working Class device can be enhanced batch meter and oppose electricity-stealing detection management ability, reduce public network information by the communication interconnection of RS485 network implementations Access point improves the operational efficiency of WEB server.

The anti-electricity-theft managing device of electric metering box based on narrowband Internet of Things is applied to 380V and following voltage class In low and medium voltage distribution network electricity system, the batch meter for being primarily adapted for use in power supply company's power consuming administrative system is opposed electricity-stealing management.Work When, the managing device by bottom plate user power failure state detection components acquire through exchange light-coupled isolation 380V phase three-wire three or The single-phase 220V signal of user acquires the direct current 12V door sensor on batch meter by bottom plate door lock door sensor status monitoring and control assembly State and door lock state, and give collected above-mentioned signal to host CPU, then pass through NBIOT communication component for above-mentioned signal Pass to WEB background server；WEB background server issues control instruction according to work ticket, feeds back to mainboard CPU, mainboard CPU Determined whether that jump is taken to close door lock operation according to the command information received, another aspect mainboard CPU passes through acquisition power supply electricity Backup power source after crush-cutting change owner connects lithium battery charging circuit and powers to device in the presence of main power source, when main power source is lost Afterwards, control is switched to the power supply of standby lithium pond, and automatically cuts off charge circuit, prevents lithium battery power supply from flowing backward.

In conclusion the anti-electricity-theft management dress of the electric metering box based on narrowband Internet of Things provided by the embodiment of the utility model Dispersed big, the low difficult management of automatization level of batch meter in conventional electrical distribution net can effectively be solved the problem of by setting.By to Family voltage level, door lock door sensor state real-time monitoring can power loss management, automatic data logging, anti-electricity-theft, electricity box condition managing, Reinforce all many-sided generation positive effects such as operation management.It is the important measure that power consumption management enters modern management, will Promote the perfect of modernization Power Marketing Management Information System, frees power consumption management personnel gradually from many and diverse work, mention High working efficiency improves electricity consumption service management level, is conducive to do good service well, improves economic benefit and the society of electric power enterprise Meeting benefit realizes the optimization operation of electrical power services cost, has a good application prospect.

Particular embodiments described above has carried out into one the purpose of this utility model, technical scheme and beneficial effects Step is described in detail, it should be understood that being not used to limit this foregoing is merely specific embodiment of the utility model The protection scope of utility model, within the spirit and principle of the utility model, any modification for being made, changes equivalent replacement Into etc., it should be included within the scope of protection of this utility model.

Claims (5)

1. a kind of anti-electricity-theft managing device of electric metering box based on narrowband Internet of Things, it is characterised in that: described device includes master Plate and bottom plate；

The mainboard is made of cpu package and NBIOT communication component, and wherein cpu package includes a power supply regulator circuit, one Master cpu and a ferroelectric memory；The master cpu is low-power consumption MCU, and the first asynchronous UART, the are included inside the MCU Two asynchronous UART, one SPI mouthfuls, a USB debugging interface and 30 GPIO；The NBIOT communication component is by the narrowband BC95-B5 Internet of Things communications module and SIM card holder composition, the cpu package and the NBIOT communication component pass through described first between plate Asynchronous UART is connected；

The bottom plate is by door lock door sensor status monitoring and control assembly, user's power failure state detection components, communication component and power supply Component composition, the door lock door sensor status monitoring and control assembly include 4 5V relays and its driving circuit and 8 12V Isolated form optocoupler is opened into user's power failure state detection components include that 12 AC220V alternating current-direct current isolation optocouplers are opened into described Communication component includes 1 road RS485, and the power supply module includes 4.2V charging and discharging lithium battery circuit and DCDC booster circuit；

The mainboard is connected with the bottom plate by 2 double-row needles, the mainboard also pass through the described second asynchronous UART realize with The RS485 is connected, and the mainboard, which also passes through GPIO, to carry out detection to the bottom plate state and be attached with hard mouth line；

The power supply of the mainboard and the bottom plate is provided by the power supply module.

2. the anti-electricity-theft managing device of electric metering box according to claim 1, it is characterised in that: described device accesses 380V And in the distribution network system of following voltage class.

3. the anti-electricity-theft managing device of electric metering box according to claim 1, it is characterised in that: on the mainboard The protenchyma connected network communication technology that NBIOT communication component uses China Telecom is communicated with WEB main website server sends data simultaneously Receive order.

4. the anti-electricity-theft managing device of electric metering box according to claim 1, it is characterised in that: described device by with The anti-electricity-theft management function of electric metering box is realized in the Detection & Controling of family voltage, door lock state.

5. the anti-electricity-theft managing device of electric metering box according to claim 1, it is characterised in that: described device has lithium electricity Pond automatic power management function has and runs without interruption 2 hours in the case where main power source is lost.