CN106711793A - Novel integrated intelligent distribution box - Google Patents

Novel integrated intelligent distribution box Download PDF

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Publication number
CN106711793A
CN106711793A CN201611135945.XA CN201611135945A CN106711793A CN 106711793 A CN106711793 A CN 106711793A CN 201611135945 A CN201611135945 A CN 201611135945A CN 106711793 A CN106711793 A CN 106711793A
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CN
China
Prior art keywords
module
phase
plug
intelligent
phases
Prior art date
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Granted
Application number
CN201611135945.XA
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Chinese (zh)
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CN106711793B (en
Inventor
刘何志伟
张兢
崔梦龙
张云
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Suzhou Trollope Electric Co Ltd
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Suzhou Trollope Electric Co Ltd
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Priority to CN201611135945.XA priority Critical patent/CN106711793B/en
Publication of CN106711793A publication Critical patent/CN106711793A/en
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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26Casings; Parts thereof or accessories therefor
    • H02B1/46Boxes; Parts thereof or accessories therefor
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/20Bus-bar or other wiring layouts, e.g. in cubicles, in switchyards
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/56Cooling; Ventilation
    • H02B1/565Cooling; Ventilation for cabinets
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00Circuit arrangements for ac mains or ac distribution networks
    • H02J3/18Arrangements for adjusting, eliminating or compensating reactive power in networks
    • H02J3/1821Arrangements for adjusting, eliminating or compensating reactive power in networks using shunt compensators
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E40/00Technologies for an efficient electrical power generation, transmission or distribution
    • Y02E40/30Reactive power compensation

Abstract

The invention discloses a novel integrated intelligent distribution box, which comprises a distribution inlet wire and compensation cabinet, a distribution outlet wire and metering cabinet, an intelligent collector, a travel switch monitoring module, a reactive power compensation module, a power distribution module, a fan monitoring module and a low-voltage line lightning arrester monitoring module, and is characterized in that signal output ends of the travel switch monitoring module, the reactive power compensation module, the power distribution module, the fan monitoring module and the low-voltage line lightning arrester monitoring module are connected with a 485 communication interface of the intelligent collector, the intelligent collector is connected with a GPRS wireless communication module and a WIFI communication module, data interface with a background analysis master station is realized, and data can be connected to a WeChat official account; data interaction with application software of an APP mobile terminal is realized, and field installation and debugging are facilitated; and the novel integrated intelligent distribution box realizes reliable reactive power compensation and power distribution, has a function of monitoring the current and the temperature of a pluggable capacitor at the same time, and can effectively analyze the current service life and operating conditions of the pluggable capacitor.

Description

A kind of new comprehensive intelligent distribution box
Technical field
The present invention relates to a kind of new low-voltage comprehensive distribution box, more particularly to a kind of new comprehensive intelligent distribution box.
Background technology
Low-voltage comprehensive distribution box is that the one kind by producing integrates electric energy distribution, metering, protection, control, reactive-load compensation Novel integrated control cabinet.It is the requirement of my company according to national grid intelligent construction, the product not only has distributing function Suitable for the products characteristics in vast rural area, acquiring electric energy information and the monitoring, network load control of intelligent grid requirement have been had more The function such as tubulation reason and Reactive Compensation, is the essential product of urban and rural power grids.
But because reactive power compensation ability is used as one of its major function, capacitor as reactive power compensation ability means master Device is wanted, itself is again that device is easily lost.And current low-voltage comprehensive distribution box employ Reactive Compensation capacitor consolidate It is scheduled on box house.Therefore capacitor is changed for when and how quick-replaceable capacitor is an anxious thing for cracking certainly at present Feelings.
The content of the invention
It is an object of the present invention to be directed to it is above-mentioned when change capacitor and how the problem of quick-replaceable capacitor, carry For a kind of band plug-in type electricity that will be integrated in plug-in type capacitor and monitoring capacitor its shelf-life in low-voltage comprehensive distribution box Hold the comprehensive distribution box of compensation.Precognition capacitor life-span situation is realized, and effective quick-replaceable is carried out before capacitor damage.
The object of the present invention is achieved like this, the distribution inlet wire and benefit of described a kind of new comprehensive intelligent distribution box Cabinet is repaid, including cabinet, inlet wire A phases copper bar, inlet wire B phases copper bar, inlet wire C phases copper bar, metering transformer, the molten formula of inlet wire knife are kept apart Pass, Zinc-Oxide Arrester, breaker of plastic casing, air switch and combination switch, it is characterised in that:Described inlet wire A phases copper bar, enter Line B phases copper bar, inlet wire C phase copper bars are respectively used to connect A phase, B phase, C phase three-phase inlet wire cable;Inlet wire A phases copper bar, inlet wire B phases Copper bar, inlet wire C phase copper bars are respectively sleeved on metering transformer, the current information for gathering main line A phase, B phase, C phase;Inlet wire The input terminal of the molten formula disconnecting switch of knife is connected to inlet wire A phases copper bar, inlet wire B phases copper bar and inlet wire C phase copper bars, leading-out terminal Son is connected to the main busbar of three-phase and four-line, both with isolation features, is provided simultaneously with short circuit breaking function;A phase, B phase, C phase with Zinc-Oxide Arrester is parallel between ground respectively;Whether indicator lamp is used to refer to current device three-phase electricity normal;Breaker of plastic casing The main switch of cabinet is installed on, and is connected with air switch by copper conductor;Combination switch is connected with behind air switch, it is multiple Combination switch is connected with plug-in type electric capacity using copper conductor.
The object of the present invention is achieved like this, the distribution outlet of described a kind of new comprehensive intelligent distribution box and meter Amount cabinet, including casing, chamber door, outgoing line cabinet, idle compensating control, travel switch, table support, fuse base, fan, A phases Main busbar, the main busbar of B phases, the main busbar of C phases, the main busbar of N phases, outlet switch, low-temperature measurement terminal box and low-voltage circuit arrester, It is characterized in that:Wherein described idle compensating control is installed on compensating cabinet side, for gathering line voltage distribution, electric current, active Power, reactive power, function factor;It is for differentiating distribution box between chamber door and the internal stent of casing that travel switch is arranged on Chamber door whether be switched on and off or do not fasten, and the number of times of unlatching, time dotted state are reached into intelligent collector;Table support is advance Box house is installed on, for being affiliated to Distribution transformer;Intelligent collector can be realized by three-phase voltage, current acquisition module Voltage, current information on automatic data collection monitoring three-phase line, reasonable analysis calculate the power factor and idle need of current line Amount, when circuit reactive demand is big, command adapted thereto is sent by intelligent collector, automatically controls combination switch closure, and it is right to realize The input of plug-in type electric capacity, carries out reactive-load compensation, improves line power factor;Fuse base is arranged on the support frame of outgoing line cabinet On guide rail, and support frame guide rail installs fusible link additional, when there is short circuit overcurrent, carries out disjunction effect, while convenient maintenance;Fan It is for carrying out cooling effect to distribution box inside, intelligent acquisition can be received at the top of the cabinet of outgoing line cabinet and compensating cabinet The control instruction of device, control fan operation;The main busbar of A phases, the main busbar of B phases, the main busbar of C phases, the main busbar of N phases are connected to outlet On switch, outlet switch is arranged on outgoing line cabinet, while being powered at intelligent collector;Outlet switch band earth leakage protective, while having 485 communication interfaces, intelligent collector is docked by 485 ports, wired data collection;Low-voltage circuit arrester is located in casing, For influenceing of preventing box house to be struck by lightning, and real-time status and data can be sent in intelligent collector.
The object of the present invention is achieved like this, described a kind of new comprehensive intelligent distribution box, including distribution inlet wire With compensating cabinet, distribution outlet and metering cabinet, intelligent collector, travel switch monitoring modular, reactive compensation module, electric energy distribution mould Block, fan monitoring modular, low-voltage circuit arrester monitoring modular, it is characterised in that:Wherein intelligent collector can be adopted using itself Collection functions of modules, gathers and calculates voltage, electric current, active power, reactive power, the power factor electric energy of the analysis main busbar of inlet wire Parameter, intelligent collector is provided simultaneously with 485 wireless communication interface functions, travel switch monitoring modular, reactive compensation module, electric energy Distribute module, fan monitoring modular, the signal output part of low-voltage circuit arrester monitoring modular are respectively with the 485 of intelligent collector Communication interface is attached, and intelligent collector can receive what the running status of travel switch, casing were opened by 485 communication interfaces Time point, number information;Can receive voltage in reactive compensation module, electric current, power factor, input plug-in type capacitor time Electric current and own temperature information when number and capacity, input plug-in type capacitor;The outlet of n roads is opened during electric energy distribute module can be received The voltage of pass, current information, the effect of monitor in real time electric energy distribution;Running temperature in collection current box can be received, rationally control The open and close of fan, the running status and operational effect of real time record fan;The thunderbolt less than leakage conductor can be received Number of times, running state information.Intelligent collector is attached with GPRS wireless communication modules and WIFI communication module, wherein GPRS Wireless communication module for external, WIFI communication module it is built-in with intelligent collector in, by GPRS wireless communication modes, realize intelligence The data interaction of energy collector and background analysis main website, and can be by data access wechat public number;It is real by WIFI communication mode Existing intelligent collector and the data interaction of APP mobile terminals application software, facilitate site installation test;Communication module and intelligent acquisition Mutually transmission signal and data interaction between device and background analysis main website, realizes the management of information-based and real-time digitization;Intelligence Collector gathers main busbar voltage, electric current, power factor electrical energy parameter, travel switch state, reactive compensation module, electric energy respectively Distribute module, fan monitoring modular, the signal of arrester monitoring modular, and signal transacting is carried out, realize reliable reactive-load compensation Action and electric energy distribution, are provided simultaneously with the electric current and temperature-monitoring function to plug-in type capacitor, can effectively analyze plug Formula capacitor current service life and ruuning situation.
Above-mentioned intelligent collector includes main control MCU, three-phase voltage acquisition module, three-phase current acquisition module, data storage Module, wireless communication module, power module, 485 communication modules, man-machine interface, described three-phase voltage acquisition module, three-phase electricity Stream acquisition module, data memory module, wireless communication module, power module, 485 communication modules, man-machine interface respectively with master control MCU is connected.
Described plug-in type capacitor includes body, static contact and the moving contact of plug-in type capacitor, in plug-in type electric capacity The body upper surface of device is provided with four interfaces, the respectively binding post of A/B/C/N;In the following table of the body of plug-in type capacitor The individual interface in face has the lead-out wire of the phase of A, B, C, N tetra- as ground terminal, described moving contact, and corresponding A is mutually drawn respectively The wiring nose that line, B phases lead-out wire, C phases lead-out wire, N phase lead-out wires, wherein lead-out wire side are used is docked with combination switch, The wiring nose is designed as square, rectangle, circle or ellipse, and opposite side is docked with static contact, and described static contact connects On the body of plug-in type capacitor;The female plug docked with static contact is designed using endoporus spring, can either ensure reliable confession Electricity, if torsion crosses conference causes pile crown sealing part outlet crackle or impaired risk during reduction capacitor wiring, improves The life-span of plug-in type capacitor.
A kind of capacitor life-span tracking of new comprehensive intelligent distribution box of the present invention, including following step Suddenly:1)Command adapted thereto is sent by intelligent collector, combination switch closure is automatically controlled, the throwing to plug-in type capacitor is realized Enter, carry out reactive-load compensation, improve line power factor;2)Intelligent collector utilizes itself acquisition module function, gathers and calculates Voltage, electric current, active power, reactive power, the power factor electrical energy parameter of the main busbar of inlet wire are analyzed, intelligent collector has simultaneously Standby 485 wireless communication interface functions, travel switch monitoring modular, reactive compensation module, electric energy distribute module, fan monitoring mould Block, the signal output part of low-voltage circuit arrester monitoring modular are attached with 485 communication interfaces of intelligent collector respectively, intelligence Energy collector receives time point, the number information that the running status of travel switch, casing are opened by 485 communication interfaces;Can connect Receive the voltage in reactive compensation module, electric current, power factor, the number of times of input plug-in type capacitor and capacity, put into plug-in type Electric current and own temperature information during capacitor;Voltage, the current information of n roads outlet switch in electric energy distribute module can be received, The effect of monitor in real time electric energy distribution;Running temperature in collection current box can be received, rationally the open and close of control fan, real The running status and operational effect of Shi Jilu fans;Number of lightning strokes, the running state information less than leakage conductor, intelligence can be received Energy collector is also attached with GPRS wireless communication modules and WIFI communication module, and wherein GPRS wireless communication modules are outer Put, WIFI communication module it is built-in with intelligent collector in, by GPRS wireless communication modes, realize intelligent collector with backstage point The data interaction of main website is analysed, and can be by data access wechat public number;By WIFI communication mode, realize intelligent collector with The data interaction of APP mobile terminals application software, facilitates site installation test, communication module and intelligent collector and background analysis master Mutually transmission signal and data interaction between standing, realizes the information-based and real-time digitization management of distribution box, intelligent collector Main busbar voltage, electric current, power factor electrical energy parameter, travel switch state, reactive compensation module, electric energy distribution mould are gathered respectively Block, fan monitoring modular, the signal of arrester monitoring modular, and carry out signal transacting, realize reliable reactive-load compensation action and Electric energy is distributed, and is provided simultaneously with the electric current and temperature-monitoring function to plug-in type capacitor, can effectively analyze plug-in type electric capacity Device current service life and ruuning situation, can efficiently to the maintenance and replacing of plug-in type capacitor.
Low-voltage comprehensive distribution box with plug-in type capacitance compensation of the invention is also integrated with intelligent power distribution monitoring modular, the mould Block to incoming-line busbar voltage, electric current, it is active, idle be acquired, condition monitoring and fan carried out to fan stop transport to be controlled, The n roads earth leakage protective breaker of plastic casing of band to outlet carries out data acquisition by 485 interfaces, and idle compensating control is passed through 485 interfaces carry out data docking, and the every road electric current to capacitor is monitored.And telecommunication is performed by GPRS and Wifi. Using GPRS signal transmissions to background analysis main website, and Wifi Point-to-Point Data Transmission is carried out with mobile terminal application software.
Advantages of the present invention:
The present invention is criterion to gather the electric current of every road capacitor, and automatic tracking condenser realizes electric capacity per road curent change Device life tracking, the damage that capacitor is made in time judges, used as the most effective basis for estimation that capacitor is changed.
Traditional low-voltage comprehensive distribution box is installed using electric capacity fixed form, must be had a power failure when capacitor needs and changes Dismounting, needs to change whole low-voltage comprehensive distribution box what is more, can be only achieved maintenance purpose.Capacitor of the invention uses male plug Fast and safely plugged with the connection of female plug, mistake proofing is designed.Change capacitor, it is only necessary to which body is removed, connection is compound to open The plugging member shut can be recycled, and reduce replacing construction, save production cost and resource.
The present invention is also equipped with busbar temperature, capacitor temperature, the temperature inside the box collection, and connection fan is formed and automatically controlled, energy Being equalized of the temperature regulation that improvement allows in casing.
The also integrated use APP application software of the present invention, backstage main website and the low-voltage comprehensive distribution with plug-in type capacitance compensation Case being integrally formed system, is user-friendly for arrange parameter, manually control and obtains the low pressure with plug-in type capacitance compensation Comprehensive distribution box it is various in real time and history data.
Brief description of the drawings
Fig. 1 is the distribution inlet wire and compensating cabinet structural representation of the embodiment of the present invention.
Fig. 2 is distribution outlet and the metering cabinet structural representation of the embodiment of the present invention.
Fig. 3 is the control plug-in type capacitor switching theory diagram of the embodiment of the present invention.
Fig. 4 is a kind of new comprehensive intelligent distribution box theory diagram of the embodiment of the present invention.
Fig. 5 is the intelligent collector theory diagram of the embodiment of the present invention.
Fig. 6 is the separation figure of the plug-in type capacitor of the embodiment of the present invention.
Fig. 7 is the constitutional diagram of the plug-in type capacitor of the embodiment of the present invention.
Fig. 8 is the theory diagram of the present invention and outside receiving device.
Specific embodiment
With reference to the accompanying drawings and examples to a kind of new comprehensive intelligent distribution box operation principle of the present invention and worked Journey is described in detail:
A kind of new comprehensive intelligent distribution box of the present invention, include shell,(A/B/C)Inlet wire copper bar, metering mutual inductance The molten formula disconnecting switch of device, inlet wire knife, the row of turning over, Zinc-Oxide Arrester, indicator lamp, breaker of plastic casing, air switch, combination switch, Plug-in type capacitor, idle compensating control, travel switch, table support, intelligent collector, fuse base, three-phase and four-line(A/ B/C/N)Main busbar, outlet switch, low-temperature measurement terminal box, low-voltage circuit arrester.
It is as shown in Figure 1 a kind of new comprehensive intelligent distribution box distribution outlet and the compensating cabinet of embodiment of the present invention Structural representation.In figure:Inlet wire A phases copper bar 1, inlet wire B phases copper bar 2, inlet wire C phases copper bar 3, metering transformer 4, inlet wire knife melt Formula disconnecting switch 5, the row of turning over 6, Zinc-Oxide Arrester 7, indicator lamp 8, breaker of plastic casing 9, air switch 10, combination switch 11, pull out The formula of plugging in capacitor 12.Wherein described inlet wire A phases copper bar 1, inlet wire B phases copper bar 2, inlet wire C phases copper bar 3 be respectively used to connection A phases, B phases, C phase three-phase inlet wire cables;Inlet wire A phases copper bar 1, inlet wire B phases copper bar 2, inlet wire C phases copper bar 3 are respectively sleeved on metering mutual inductance Device 4, the current information for gathering main line A phase, B phase, C phase.The input terminal of the molten formula disconnecting switch 5 of inlet wire knife is connected respectively In inlet wire A phases copper bar 1, inlet wire B phases copper bar 2, inlet wire C phases copper bar 3, outlet terminal is connected to three-phase and four-line(A/B/C/N) Main busbar, both with isolation features, is provided simultaneously with short circuit breaking function;Oxidation is parallel between A phase, B phase, C phase and ground respectively Zinc arrester 7;Whether indicator lamp 8 is used to refer to current device three-phase electricity normal;The master that breaker of plastic casing 9 is installed on compensating cabinet opens Close, and be connected with air switch 10 by copper conductor, for error protections such as compensating cabinet outlet short circuit overcurrents;Air switch 10 connects It is connected between breaker of plastic casing 9 and combination switch 11, combination switch 11 between air switch and electric capacity, is adopted in compensating cabinet Connected with copper conductor, convenient to disconnect and overhaul in failure, electric capacity can be using the plug-in type electric capacity shown in conventional capacitance or the present invention Device;Combination switch 11 is connected using moving contact with plug-in type capacitor, is opened as control capacitor input and the switching of excision Close;Plug-in type capacitor 12 rationally controls the input of plug-in type capacitor 12 and cuts as the final execution unit of reactive-load compensation Remove, realize lifting circuit power factor.
It is as shown in Figure 2 a kind of new comprehensive intelligent distribution box distribution outlet and the metering cabinet of embodiment of the present invention Structural representation.Described metering cabinet includes casing and chamber door, there is outgoing line cabinet, idle compensating control 13, stroke in casing Switch 14, table support 15, intelligent collector 16, fuse base 17, fan 18, the main busbar 19 of A phases, the main busbar 20 of B phases, C phases The main busbar 22 of main busbar 21, N phases, outlet switch 23, low-temperature measurement terminal box 24 and low-voltage circuit arrester 25.In figure:It is idle Compensating controller 13, travel switch 14, table support 15, intelligent collector 16, fuse base 17, fan 18, three-phase and four-line(A/ B/C/N)Main busbar refers to the main busbar 19 of A phases, the main busbar 20 of B phases, the main busbar 21 of C phases, the main busbar 22 of N phases, outlet switch 23, low pressure Metering junction box 24, low-voltage circuit arrester 25.Wherein described idle compensating control 13 is installed on a kind of new synthesis The compensating cabinet side of intelligent distribution box, for gathering the electric energy such as line voltage distribution, electric current, active power, reactive power, function factor ginseng Number, and control instruction is sent according to analysis is calculated, control input and the excision of plug-in type capacitor;Travel switch 14 is arranged on case Door and a kind of new comprehensive intelligent distribution box internal stent between be for differentiate the chamber door of distribution box whether be switched on and off or Do not fasten, and the states such as the number of times of unlatching, time point are reached into intelligent collector 16;Table support 15 is installed in casing in advance Portion, for being affiliated to Distribution transformer(According to user's request, two terminals can be at most affiliated to);Intelligent collector 16 is existing skill Art can also be that, using the proprietary technology below the present invention as described in Figure 5, it has following function:Intelligent collector 16 can lead to Voltage, current information that three-phase voltage, current acquisition module are realized on automatic data collection monitoring three-phase line are crossed, reasonable analysis are calculated The power factor and reactive demand of current line, when circuit reactive demand is big, command adapted thereto are sent by intelligent collector 16, Automatically control combination switch 11 to close, realize, to the input of plug-in type capacitor 12, carrying out reactive-load compensation, improve line power because Number;It is by installing additional that fuse base 17 is arranged on a kind of support frame guide rail of the outgoing line cabinet of new comprehensive intelligent distribution box Fusible link, when there is short circuit overcurrent, carries out disjunction effect, while convenient maintenance;Fan 18 is arranged on a kind of new synthesis It is for carrying out cooling effect to distribution box inside, intelligence can be received at the top of the outgoing line cabinet and capacitor compensation cabinet of intelligent distribution box The control instruction of collector 16, control fan operation;Three-phase and four-line(A/B/C/N)Main busbar is the main busbar 19 of A phases, the main mother of B phases Row 20, the main busbar 21 of C phases, the main busbar 22 of N phases are connected on outlet switch 23, and outlet switch 23 is arranged on a kind of new synthesis The outgoing line cabinet of intelligent distribution box, while intelligent collector 16 can also be powered at;Outlet switch 23 is with earth leakage protective, while having 485 communication interfaces, intelligent collector 16 can be docked by 485 ports, wired data collection;Low-temperature measurement terminal box 24 is reserved to be connect Line end mouthful, for users to use, when user needs to access Distribution transformer, can enter row line by low-temperature measurement terminal box 24 Connection;Low-voltage circuit arrester 25 is influenceing of preventing box house to be struck by lightning, and can be sent to real-time status and data In intelligent collector 16.
Plug-in type electric capacity is controlled in a kind of new comprehensive intelligent distribution box for being as shown in Figure 3 embodiment of the present invention Device switching theory diagram.Wherein described intelligent collector connection combination switch drive circuit, combination switch drive circuit is through compound Switch connection plug-in type capacitor, combination switch drive circuit is the technology that those skilled in the art can realize, intelligent collector 16 Can realize that automatic data collection monitors voltage, current information on three-phase line, reasonable analysis by three-phase voltage, current acquisition module The power factor and reactive demand of current line are calculated, when circuit reactive demand is big, is sent accordingly by intelligent collector 16 Instruction, controls the work of combination switch drive circuit and sends corresponding switching control signal, controls the switching of combination switch, When circuit reactive demand is big, combination switch normally closed is controlled, realize the input to plug-in type capacitor, carry out idle benefit Repay, improve line power factor.Intelligent collector 16 is that prior art can also be using as described in Figure 5 special below the present invention There is technology.
It is as shown in Figure 4 the theory diagram of a kind of new comprehensive intelligent distribution box of embodiment of the present invention, wherein Intelligent collector can utilize itself acquisition module function, gather and calculate voltage, electric current, the wattful power of the analysis main busbar of inlet wire The electrical energy parameters such as rate, reactive power, power factor.Intelligent collector is provided simultaneously with 485 wireless communication interface functions, travel switch Monitoring modular, reactive compensation module, electric energy distribute module, fan monitoring modular, the signal of low-voltage circuit arrester monitoring modular Output end is attached with 485 communication interfaces of intelligent collector respectively.Intelligent collector can be received by 485 communication interfaces The information such as time point, the number of times that the running status of travel switch, casing are opened;Can receive voltage in reactive compensation module, Electric current and own temperature when electric current, power factor, the number of times of input plug-in type capacitor and capacity, input plug-in type capacitor Etc. information;Voltage, the current information of n roads outlet switch in electric energy distribute module, the effect of monitor in real time electric energy distribution can be received Really;Running temperature in collection current box can be received, rationally the open and close of control fan, the operation shape of real time record fan State and operational effect;The information such as number of lightning strokes, running status less than leakage conductor can also be received.Intelligent collector also with GPRS wireless communication modules and WIFI communication module are attached, and wherein GPRS wireless communication modules are external, WIFI communication mould Block it is built-in with intelligent collector in.By GPRS wireless communication modes, the data of intelligent collector and background analysis main website are realized Interaction, and can be by data access wechat public number;By WIFI communication mode, realize that intelligent collector is applied with APP mobile terminals The data interaction of software, facilitates site installation test.Mutually passed between communication module and intelligent collector and background analysis main website Delivery signal and data interaction, realize a kind of information-based and real-time digitization management of new comprehensive intelligent distribution box.Intelligence Collector gathers the electrical energy parameters such as main busbar voltage, electric current, power factor, travel switch state, reactive compensation module, electricity respectively Energy distribute module, fan monitoring modular, the signal of arrester monitoring modular, and signal transacting is carried out, realize reliable idle benefit Repay action and electric energy distribution, be provided simultaneously with pair can plug capacitor electric current and temperature-monitoring function, can effectively analyze and pull out The formula of plugging in capacitor current service life and ruuning situation, can efficiently to the maintenance and replacing of plug-in type capacitor.It is above-mentioned Specific each component models and function are as follows:
1)Travel switch monitoring modular:This module is prior art products, can such as be opened using the stroke of commercially available TZ-7121 types Close.Make its contact action using the collision of manufacturing machine moving component to realize connecting or disjunction control circuit, reach certain Control purpose.Travel switch monitoring modular of the present invention is for differentiating whether the chamber door of distribution box is unlocked or does not close Tightly, number of times, time point, the information transfer of chamber door failure that and will be opened in real time are to intelligent collector.
2)Reactive compensation module:This module is prior art products, can such as use commercially available JKWF-16 type low-voltage reactive powers The electrical energy parameters such as compensating controller collection line voltage distribution, electric current, reactive power, active power, control the throwing of plug-in type capacitor Enter with excision, to improve power factor of electric network, reducing line loss improves the quality of power supply.
3)Electric energy distribute module:This module is prior art products, such as can be using the residual current of commercially available SMC1 types Action breaker, fully using its automatic reclosing and manually or automatically closing function, distribution and control is carried out to electrical equipment, Realization will all the way(Or two-way)If electric power incoming line is divided into main line outlet, per road outlet all with metering and protection device, while should When module possesses circuit appearance overload, short circuit and electric leakage, there is provided power-off protection.
4)Fan monitoring modular:This module is prior art products, such as can be using the temperature detect switch (TDS) machine of commercially available KTC types Tool formula temperature controller, is mainly used in being monitored the temperature inside the box and the running status of fan is controlled, real-time monitoring fan running The information such as speed, the time of operation are simultaneously recorded, and rationally the operating of control fan is ageing, realizes maximized utilization fan, and Ensure the service life of fan.
5)Arrester monitoring modular:This module is prior art products, can such as use commercially available ES-2010 type arresters On-line monitoring device, various electronic element apparatus are from thunder in being primarily used to a kind of new comprehensive intelligent distribution box of monitoring and protecting A kind of electronic component that electric overvoltage, switching overvoltage, Frequency Transient Overvoltage are impacted and damaged.Can be by intelligent collector The parameters such as number of lightning strokes, thunderbolt time, running status in this module are gathered, the quick inspection during module failure can be realized Repair.
6)Incoming-line busbar monitoring modular:This module is prior art products, can such as use commercially available FKGA42-KCG3 types Distribution acquisition terminal, can be to electric energy such as the voltage in actual motion circuit, electric current, reactive power, active power, power factors The collection and calculating of parameter, the data message is by real time record and is stored in intelligent collector.
7)GPRS wireless communication modules:This module realizes a kind of new comprehensive intelligent distribution box and background analysis main website Reliable data transmission, after a kind of historical data of new comprehensive intelligent distribution box operation and current data can be sent to Platform analysis main website is analyzed and stores.
8)WIFI communication module:This module realizes a kind of new comprehensive intelligent distribution box with APP mobile terminals using soft The data transfer of part and control, can realize on the spot controlling a kind of new comprehensive intelligent distribution box parameter setting and state, Facilitate in-site installation and safeguard.
Be as shown in Figure 5 embodiment of the present invention a kind of new comprehensive intelligent distribution box in intelligent collector original Reason block diagram.Including main control MCU, three-phase voltage acquisition module, three-phase current acquisition module, data memory module, radio communication mold Block(GPRS wireless telecommunications and WIFI wireless telecommunications), power module, 485 communication modules, man-machine interface, described three-phase voltage adopts Collection module, three-phase current acquisition module, data memory module, wireless communication module, power module, 485 communication modules, man-machine boundary Face is connected with main control MCU respectively, and above-mentioned specific each component models and function are as follows:
1)Main control MCU:Using existing commercially available prod, the real-time voltage of circuit, electric current, reactive power, the power to gathering are completed The analysis and calculating of the electrical energy parameters such as factor, realize transmission and control and send control signal driving switch to control circuit, carry out The rationally input of control plug-in type capacitor and excision, these calibration analyses and calculation procedure can be realized for those skilled in the art 's.
2)Three-phase voltage acquisition module, three-phase current acquisition module:It includes electric energy computation chip and signal processing circuit, Electric energy computation chip uses high-precision AD chip, high-precision AD chip to be used as voltage x current metering, signal processing circuit Effect is that the voltage x current information of input is nursed one's health into the letter that high-precision AD chip interior energy does accurate Analog-digital Converter and calculating Number, then sending result timing to main control MCU, this part employs the high-precision AD chip of specialty.High-precision AD chip and letter Number process circuit is prior art.
3)Data memory module:This module is stored and inquired about to various service datas, can be situated between using all kinds of storages Matter, is prior art.
4)Wireless communication module:This wireless communication module contains GPRS wireless telecommunications and WIFI wireless telecommunications.Pass through GPRS wireless telecommunications and background analysis main website carry out real time data interaction.By WIFI wireless telecommunications and APP mobile terminals using soft Part carries out data interaction.This GPRS wireless telecommunications and WIFI wireless telecommunications are prior art.
5)Power module:Alternating current 220V is converted into multi-channel DC voltage for each electricity as power input by power module Road module is used.Wherein main control MCU, wireless communication module etc. use 3.3V, three-phase voltage acquisition module, three-phase current collection mould Block operating voltage is 5V.
6)485 communication modules:485 communication modules, are opened by with travel switch, idle compensating control, the outlet of n roads Pass, fan, the interface of low-voltage circuit arrester are connected, and receive its relevant information for gathering, and carry out analytical calculation and control System, this technology is what those skilled in the art can realize.
7)Man-machine interface:The man-machine interface uses touch control and display, with interface simplicity, abundant information, operation It is easy, the features such as extendibility is good, security reliability is good, this technology is what those skilled in the art can realize.
The separation figure and constitutional diagram that are respectively plug-in type capacitor as shown in Figure 6, Figure 7, the two is combined together, and constitutes One complete plug-in type capacitor.In as shown in Figure 6, connecing for the A/B/C/N of plug-in type capacitor with four interfaces The position distribution of line terminals, wherein N phase terminals design is different from A/B/C three-phases, prevents moving contact from accessing error.Individual interface It is the ground terminal of plug-in type capacitor, cylinder is the body 30 of plug-in type capacitor.In as shown in Figure 6, with A, B, C, N The lead-out wire of four phases, difference corresponding A phase lead-out wire 26, B phases lead-out wire 27, C phases lead-out wire 28, N phases lead-out wire 29, wherein drawing The wiring nose that line side uses is docked with combination switch, and the wiring nose may be designed as square, rectangle, circle, ellipse Shape etc., opposite side is docked with the static contact of plug-in type capacitor.The female plug docked with static contact is designed using endoporus spring 31, both Reliable power supply is ensure that, while cancelling conventional piles head screw nut, is not constrained for torsion, reduce capacitor wiring If torsion crosses conference causes pile crown sealing part outlet crackle or impaired risk in journey, the life-span of plug-in type capacitor is improved. The constitutional diagram of plug-in type capacitor is illustrated in figure 7, is combined with capacitor body by moving contact, can combine to form plug Formula capacitor.By using techniques discussed above feature, plug-in type capacitor can effectively, be reasonably developed, can Realize fast and safely plug.And possess following feature:Capacitor is under damaged condition, it is only necessary to body is removed, Upper pile crown plugging member can be recycled, and save production cost and resource;Save and change capacitor time, improve operating efficiency; ABCN is distributed using diverse location between mistake proofing Measure Design, electrode, wiring error when preventing from accessing again;Upper pile crown plug-in unit can To prevent alternate or mutually and terra short, certain protective effect is played;Plug-in unit prevents anodizing, and electric conductivity is not influenceed, and prolongs Long life.
As shown in figure 8, the present invention is using a kind of new comprehensive intelligent distribution box, APP mobile terminals application software, backstage point Analysis main website, wechat public number being integrally formed system.APP mobile terminals application software can be by WIFI wireless communication modules and one kind New comprehensive intelligent distribution box carries out information exchange.Background analysis main website can also be new by GPRS communication modules and one kind Comprehensive intelligent distribution box communicate wirelessly, it is many while background analysis main website can carry out data access with wechat public number Planting backstage carries out data analysis and storage.APP mobile terminals application software, background analysis main website, wechat public number can be simultaneously right A kind of new comprehensive intelligent distribution box carries out parameter setting, history data collection and state control.Described intelligence is adopted The electrical energy parameter such as storage collection and analysis circuit voltage, electric current, power factor, receives travel switch, fan, reactive-load compensation mould Block, electric energy distribute module, less than leakage conductor relevant parameter and running status.The present invention uses a kind of new comprehensive intelligent When intelligent collector in distribution box uses the technology of Fig. 5, including the collection of main control MCU, three-phase voltage acquisition module, three-phase current Module, data memory module, wireless communication module, power module, 485 communication modes, man-machine interface etc., described three-phase voltage It is acquisition module, three-phase current acquisition module, data memory module, wireless communication module, power module, 485 communication modes, man-machine Interface is connected with main control MCU respectively, and described APP mobile terminals application software is new with a kind of by WIFI wireless communication modules Comprehensive intelligent distribution box carries out information exchange, and background analysis main website enters row information and hands over by GPRS communication module and intelligent collector Mutually, background analysis main website can also carry out data access with wechat public number, and transmission and control are completed by main control MCU, be one As the technology that can realize of technical staff.

Claims (6)

1. a kind of the distribution inlet wire and compensating cabinet of new comprehensive intelligent distribution box, including cabinet, inlet wire A phases copper bar, inlet wire B phases Copper bar, inlet wire C phases copper bar, metering transformer, the molten formula disconnecting switch of inlet wire knife, Zinc-Oxide Arrester, breaker of plastic casing, air are opened Close and combination switch, it is characterised in that:Described inlet wire A phases copper bar, inlet wire B phases copper bar, inlet wire C phase copper bars are respectively used to connection A phase, B phase, C phase three-phase inlet wire cable;Inlet wire A phases copper bar, inlet wire B phases copper bar, inlet wire C phase copper bars are respectively sleeved on metering mutual inductance Device, the current information for gathering main line A phase, B phase, C phase;The input terminal of the molten formula disconnecting switch of inlet wire knife is connected to Inlet wire A phases copper bar, inlet wire B phases copper bar and inlet wire C phase copper bars, outlet terminal are connected to the main busbar of three-phase and four-line, both had Isolation features, are provided simultaneously with short circuit breaking function;Zinc-Oxide Arrester is parallel between A phase, B phase, C phase and ground respectively;Indicate Whether lamp is used to refer to current device three-phase electricity normal;Breaker of plastic casing is installed on the main switch of cabinet, and by copper conductor with Air switch is connected;Combination switch is connected with behind air switch, combination switch is connected with plug-in type electric capacity using copper conductor.
2. a kind of distribution outlet of new comprehensive intelligent distribution box and metering cabinet, including casing, chamber door, outgoing line cabinet, idle benefit Controller, travel switch, table support, fuse base, fan, the main busbar of A phases, the main busbar of B phases, the main busbar of C phases, N phases is repaid to lead Busbar, outlet switch, low-temperature measurement terminal box and low-voltage circuit arrester, it is characterised in that:Wherein described reactive-load compensation control Device processed is installed on compensating cabinet side, for gathering line voltage distribution, electric current, active power, reactive power, function factor;Travel switch Be between chamber door and the internal stent of casing for differentiating whether the chamber door of distribution box is switched on and off or does not fasten, and will The number of times of unlatching, time dotted state reach intelligent collector;Table support is installed on box house in advance, for being affiliated to distribution transformer monitoring Terminal;Intelligent collector can realize that automatic data collection monitors voltage, electricity on three-phase line by three-phase voltage, current acquisition module Stream information, reasonable analysis calculate the power factor and reactive demand of current line, when circuit reactive demand is big, are adopted by intelligence Storage sends command adapted thereto, automatically controls combination switch closure, realizes the input to plug-in type electric capacity, carries out reactive-load compensation, carries Elevated track power factor;Fuse base is arranged on the support frame guide rail of outgoing line cabinet, and support frame guide rail installs fusible link additional, When there is short circuit overcurrent, disjunction effect is carried out, while convenient maintenance;Fan is arranged on the top of the cabinet of outgoing line cabinet and compensating cabinet It is for carrying out cooling effect to distribution box inside, the control instruction of intelligent collector, control fan operation can be received;A phases are led Busbar, the main busbar of B phases, the main busbar of C phases, the main busbar of N phases are connected on outlet switch, and outlet switch is arranged on outgoing line cabinet, while It is powered at intelligent collector;Outlet switch band earth leakage protective, while having 485 communication interfaces, intelligent collector passes through 485 ports Docking, wired data collection;Low-voltage circuit arrester is located in casing, for influenceing of preventing box house to be struck by lightning, and Real-time status and data can be sent in intelligent collector.
3. a kind of new comprehensive intelligent distribution box, including distribution inlet wire and compensating cabinet, claim 2 described in claim 1 Described distribution outlet and metering cabinet, intelligent collector, travel switch monitoring modular, reactive compensation module, electric energy distribute module, Fan monitoring modular, low-voltage circuit arrester monitoring modular, it is characterised in that:Wherein intelligent collector can be using itself collection mould Block function, gathers and calculates voltage, electric current, active power, reactive power, the power factor electric energy ginseng of the analysis main busbar of inlet wire Number, intelligent collector is provided simultaneously with 485 wireless communication interface functions, travel switch monitoring modular, reactive compensation module, electric energy point Signal output part with module, fan monitoring modular, low-voltage circuit arrester monitoring modular leads to the 485 of intelligent collector respectively Communication interface is attached, intelligent collector by 485 communication interfaces can receive the running status of travel switch, casing open when Between point, number information;Voltage, electric current, power factor, the number of times of input plug-in type capacitor in reactive compensation module can be received And electric current and own temperature information when capacity, input plug-in type capacitor;N roads outlet switch in electric energy distribute module can be received Voltage, current information, monitor in real time electric energy distribution effect;Running temperature in collection current box can be received, wind is rationally controlled The open and close of fan, the running status and operational effect of real time record fan;The thunderbolt time less than leakage conductor can be received Number, running state information;Intelligent collector is attached with GPRS wireless communication modules and WIFI communication module, wherein GPRS without Line communication module for external, WIFI communication module it is built-in with intelligent collector in, by GPRS wireless communication modes, realize intelligence The data interaction of collector and background analysis main website, and can be by data access wechat public number;By WIFI communication mode, realize Intelligent collector and the data interaction of APP mobile terminals application software, facilitate site installation test;Communication module and intelligent collector Mutually transmission signal and the data interaction and background analysis main website between, realizes the management of information-based and real-time digitization;Intelligence is adopted Storage gathers main busbar voltage, electric current, power factor electrical energy parameter, travel switch state, reactive compensation module, electric energy point respectively With module, fan monitoring modular, arrester monitoring modular signal, and carry out signal transacting, realize that reliable reactive-load compensation is moved Make and electric energy distribution, be provided simultaneously with the electric current and temperature-monitoring function to plug-in type capacitor, can effectively analyze plug-in type Capacitor current service life and ruuning situation.
4. a kind of new comprehensive intelligent distribution box according to claim 3, it is characterised in that:Intelligent collector includes master Control MCU, three-phase voltage acquisition module, three-phase current acquisition module, data memory module, wireless communication module, power module, 485 communication modules, man-machine interface, described three-phase voltage acquisition module, three-phase current acquisition module, data memory module, nothing Line communication module, power module, 485 communication modules, man-machine interface are connected with main control MCU respectively.
5. a kind of new comprehensive intelligent distribution box according to claim 1 or 2 or 3, it is characterised in that:Described plug Formula capacitor includes body, static contact and the moving contact of plug-in type capacitor, is provided with the body upper surface of plug-in type capacitor Four interfaces, the respectively binding post of A/B/C/N;The body of plug-in type capacitor lower surface individual interface as connecing Ground terminal, described moving contact has the lead-out wire of the phase of A, B, C, N tetra-, respectively corresponding A phase lead-out wire, B phases lead-out wire, C couplings The wiring nose that outlet, N phase lead-out wires, wherein lead-out wire side are used is docked with combination switch, and the wiring nose is designed as just Square, rectangle, circle or ellipse, opposite side are docked with static contact, and described static contact is connected on the sheet of plug-in type capacitor On body;The female plug docked with static contact is designed using endoporus spring, can either ensure reliable power supply, reduces capacitor wiring If torsion crosses conference causes pile crown sealing part outlet crackle or impaired risk in journey, the life-span of plug-in type capacitor is improved.
6. the capacitor life-span tracking of a kind of new comprehensive intelligent distribution box described in claim 3 or 4, including it is as follows Step:1)Command adapted thereto is sent by intelligent collector, combination switch closure is automatically controlled, the throwing to plug-in type capacitor is realized Enter, carry out reactive-load compensation, improve line power factor;2)Intelligent collector utilizes itself acquisition module function, gathers and calculates Voltage, electric current, active power, reactive power, the power factor electrical energy parameter of the main busbar of inlet wire are analyzed, intelligent collector has simultaneously Standby 485 wireless communication interface functions, travel switch monitoring modular, reactive compensation module, electric energy distribute module, fan monitoring mould Block, the signal output part of low-voltage circuit arrester monitoring modular are attached with 485 communication interfaces of intelligent collector respectively, intelligence Energy collector receives time point, the number information that the running status of travel switch, casing are opened by 485 communication interfaces;Can connect Receive the voltage in reactive compensation module, electric current, power factor, the number of times of input plug-in type capacitor and capacity, put into plug-in type Electric current and own temperature information during capacitor;Voltage, the current information of n roads outlet switch in electric energy distribute module can be received, The effect of monitor in real time electric energy distribution;Running temperature in collection current box can be received, rationally the open and close of control fan, real The running status and operational effect of Shi Jilu fans;Number of lightning strokes, the running state information less than leakage conductor, intelligence can be received Energy collector is also attached with GPRS wireless communication modules and WIFI communication module, and wherein GPRS wireless communication modules are outer Put, WIFI communication module it is built-in with intelligent collector in, by GPRS wireless communication modes, realize intelligent collector with backstage point The data interaction of main website is analysed, and can be by data access wechat public number;By WIFI communication mode, realize intelligent collector with The data interaction of APP mobile terminals application software, facilitates site installation test, communication module and intelligent collector and background analysis master Mutually transmission signal and data interaction between standing, realizes the information-based and real-time digitization management of distribution box, intelligent collector Main busbar voltage, electric current, power factor electrical energy parameter, travel switch state, reactive compensation module, electric energy distribution mould are gathered respectively Block, fan monitoring modular, the signal of arrester monitoring modular, and carry out signal transacting, realize reliable reactive-load compensation action and Electric energy is distributed, and is provided simultaneously with the electric current and temperature-monitoring function to plug-in type capacitor, can effectively analyze plug-in type electric capacity Device current service life and ruuning situation, can efficiently to the maintenance and replacing of plug-in type capacitor.
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