CN207832923U - A kind of distributing monitoring system - Google Patents

A kind of distributing monitoring system Download PDF

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Publication number
CN207832923U
CN207832923U CN201721207586.4U CN201721207586U CN207832923U CN 207832923 U CN207832923 U CN 207832923U CN 201721207586 U CN201721207586 U CN 201721207586U CN 207832923 U CN207832923 U CN 207832923U
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Prior art keywords
unit
voltage
value
alarm module
time
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CN201721207586.4U
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Chinese (zh)
Inventor
张柏成
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ZHUJIANG SWITCH CO Ltd GUANGZHOU
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ZHUJIANG SWITCH CO Ltd GUANGZHOU
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Abstract

The utility model discloses a kind of distributing monitoring systems, including microprocessor unit, the three phase electrical parameters metering units being connected with microprocessor unit, temperature detecting unit, time monitoring unit, alarm unit and power quality analyzer;Wherein, three phase electrical parameters computing unit, temperature detecting unit and power quality analyzer are connected with collected monitoring electrical equipment, each electric fault in electric line can be accurately detected in time by three phase electrical parameters computing unit, temperature detecting unit and power quality analyzer, it can alert by alarm unit once breaking down, the security reliability that power supply system can be improved, by can in real time understand power supply system with this system, failure is quickly reacted and alarmed.

Description

A kind of distributing monitoring system
Technical field
The utility model is related to power information acquisitions to monitor, and in particular to a kind of distributing monitoring system.
Background technology
With the development of economy, higher and higher to the intelligent requirements in modern electric room, continuous complexity in industrial production The means of production and requirement to various aspects such as energy saving, efficiency are continuously improved, every field to distributing monitoring system run can It made higher requirement by property, networking.So the low-voltage distribution of electric energy is directly supplied and distributed to user's business equipment The stability and reliability of system is and its important for industrial production.
Invention content
The purpose of the utility model is to overcome above-mentioned the deficiencies in the prior art, a kind of distributing monitoring system are provided, with reality When monitoring electrical equipment, ensure the Electrical Safety of user.
To achieve the above object, the technical solution of the utility model is:
A kind of distributing monitoring system, including microprocessor unit, the three phase electrical parameters meter that is connected with microprocessor unit Measure unit, temperature detecting unit, time monitoring unit, alarm unit and power quality analyzer;Wherein,
Three phase electrical parameters computing unit is connected with collected monitoring electrical equipment, is calculated for acquisition collected Electric current, the voltage value of monitoring electrical equipment, and electric current, the voltage value that acquisition is calculated are transmitted to microprocessor unit;
Time monitoring unit is connected with elevator door switch equipment, for the working condition to elevator door switch equipment It is monitored, and the switch time value that it is monitored is sent to microprocessor unit;
Temperature detecting unit is used to detect the temperature of collected monitoring electrical equipment, and will detect to obtain temperature value It is transmitted to microprocessing unit;
Power quality analyzer is connected with the circuit of collected monitoring electrical equipment, is used for the harmonic wave of monitoring circuit, And the harmonic value monitored is sent to microprocessing unit;
Alarm unit comprising electric current, voltage alarm module, time alarm module, temperature alarming module and harmonic wave report Alert module;Wherein, when the electric current and/or voltage value that microprocessing unit receives exceed its preset electric current, voltage value, Microprocessor unit then controls electric current, voltage alarm module alert;When the time value that microprocessing unit receives is super When going out its preset time value, microprocessor unit then control time alarm module alert;When microprocessor list When the temperature value that member receives exceeds its predetermined temperature value, microprocessor unit then controls temperature alarming module and sends out report Alert information;When the filter value that microprocessing unit receives exceeds its preset filter value, microprocessor unit then controls Filter alarm module alert.
The microprocessor unit is also mutually connected with communication unit, and the communication unit will be for that will include electric current, voltage The warning message that alarm module, time alarm module, temperature alarming module and harmonic wave alarm module are sent out is sent to terminal On.
The distributing monitoring system further includes storage unit, and the storage unit is for storing record current, voltage report The warning message that alert module, time alarm module, temperature alarming module and harmonic wave alarm module are sent out.
The three phase electrical parameters computing unit includes three phase electrical parameters computation chip ATT7022, voltage transformer and electricity The sampled voltage input of current transformer, three phase electrical parameters computation chip ATT7022 uses electric resistance partial pressure mode, voltage transformer will Sampled input voltage is converted to secondary voltage analog signal, and sampled input voltage is converted to voltage analog by current transformer to be believed Number.
The collected monitoring electrical equipment is floor the first day of the lunar month shell switch, floor lighting apparatus, floor firefighting fan, transformation It is one or more in device, switch wire outlet terminal, capacitor box supplement capacitance.
The terminal is one or more in mobile phone, tablet computer, computer.
The communication unit supports RS485 communications and mobile GPRS communications.
Compared with prior art, advantage is the utility model:
1, the security reliability that power supply system can be improved, power supply system is understood in real time, failure is quickly reacted and Alarm.
2, each electric fault in electric line that detects that can be promptly and accurately (as leaked electricity, overload, excess temperature, sparking by overcurrent Etc. failures), and alert in time ensures the safety of user.
3, ensure power supply quality, circuit is monitored in real time by power quality analyzer table, once harmonic wave is beyond conjunction Range is managed, system can alert in time.
4, electric current, voltage value can be precisely calculated, predict security risk, and alert in time.
Description of the drawings
Fig. 1 is the system block diagram for the distributing monitoring system that the utility model embodiment provides;
Fig. 2 a-2c are the circuit diagram of three phase electrical parameters computing unit;
Fig. 3 a-3c are the circuit diagram of microprocessor unit;
Fig. 4 a-4c are the circuit diagram of temperature detecting unit;
Fig. 5 is the circuit diagram of communication unit;
Fig. 6 is the circuit diagram of switching power supply.
Specific implementation mode
The content of the utility model is described in further details with reference to the accompanying drawings and detailed description.
Embodiment:
As shown in fig.1, for the system block diagram of distributing monitoring system provided in this embodiment, which includes Microprocessor unit, the three phase electrical parameters metering units being connected with microprocessor unit, temperature detecting unit, time monitoring list Member, alarm unit and power quality analyzer, specifically, the alarm unit include electric current, voltage alarm module, time alarm Module, temperature alarming module and harmonic wave alarm module.
Wherein, as shown in figs 3 a-3 c, which is mainly made of ATMEGA128A microprocessor chips, main It is used to receive the data that other units of distributing monitoring system transmit, and judgement point is compared in the data of reception Analysis.
The three phase electrical parameters computing unit is connected with collected monitoring electrical equipment, is joined as shown in figs. 2 a-2 c for three-phase electricity The circuit diagram of number computing unit, the three phase electrical parameters computing unit are mainly used for acquisition and collected monitoring electric power are calculated Electric current, the voltage of equipment, and convert collected electric current, voltage signal to analog signal, while passing through computation chip Current Voltage performance number is calculated in ATT7022, and the electric current being calculated, voltage value are then transferred in microprocessing unit It is compared with preset electric current, the voltage value in microprocessing unit, if the electric current that computation chip ATT7022 is calculated When value and/or voltage value are beyond the value set, then show there are security risk, at this point, microprocessing unit then controls electric current, voltage Alarm module alert.
Specifically, the sampled voltage input of three phase electrical parameters computation chip ATT7022 uses electric resistance partial pressure mode, such as schemes Shown in 2b, voltage transformer converts input voltage into small voltage analog signal (i.e. secondary voltage analog signal), Current Mutual Inductance Input current is converted to small voltage analog signal by device, by voltage transformer and current transformer by computation chip ATT7022 is isolated with power grid, it is hereby achieved that good interference free performance.
And the time monitoring unit is connected with elevator door switch equipment, for the work to elevator door switch equipment State is monitored, the automatic switch time for monitoring elevator door, and the switch time value that it is monitored is sent to microprocessor Device unit can reflect the service condition of elevator door switch equipment according to the switch time of elevator door, if time monitoring unit The switch time monitored does not show elevator door switch equipment then in the preset time range value of microprocessor unit There are safety failure, at this point, microprocessor unit then control time alarm module alert.
The temperature detecting unit is used to detect the temperature of collected monitoring electrical equipment, as depicted in figure 4 a-4 c, is examined for temperature The circuit diagram for surveying unit detects the temperature of collected monitoring electrical equipment and its periphery by temperature sensor Degree, while temperature analog signal is converted into digital signal, i.e., the temperature value detected by temperature sensor is sent to micro- place Manage in unit, when temperature value detected by temperature sensor is higher than microprocessing unit predetermined temperature value, then show by Acquiring monitoring electrical equipment, there are safe to use and fire hazards, at this point, microprocessor unit then controls temperature alarming module Alert.
The power quality analyzer is connected with the circuit of collected monitoring electrical equipment, is used for the harmonic wave of monitoring circuit, And the harmonic value monitored is sent to microprocessing unit, if the harmonic value monitored is preset beyond microprocessing unit Harmonic value when, microprocessor unit then controls harmonic wave alarm module alert, to ensure power supply quality.Due to electric energy Mass-synchrometer is the commonly used equipment of this field, is just not described in detail its specific construction in the present embodiment and work is former Reason.
Certainly, this distributing monitoring system further includes a switching power supply, and work electricity is provided with other units for system Pressure, the alternating current of 220V as shown in fig. 6, to be converted to the direct current of 5V by the circuit diagram of the switching power supply.
As the above analysis, the distributing monitoring system of the utility model has following technical advantage:
3, the security reliability that power supply system can be improved, power supply system is understood in real time, failure is quickly reacted and Alarm.
4, each electric fault in electric line that detects that can be promptly and accurately (as leaked electricity, overload, excess temperature, sparking by overcurrent Etc. failures), and alert in time ensures the safety of user.
3, ensure power supply quality, circuit is monitored in real time by power quality analyzer table, once harmonic wave is beyond conjunction Range is managed, system can alert in time.
4, electric current, voltage value can be precisely calculated, predict security risk, and alert in time.
Preferably, above-mentioned microprocessor unit is also mutually connected with communication unit one kind as the present embodiment, wherein should The circuit diagram of communication unit is as shown in figure 5, can support that RS485 is communicated and mobile GPRS is communicated, by electric current, voltage alarm The warning message that module, time alarm module, temperature alarming module and harmonic wave alarm module are sent out is sent in terminal, That is owner and maintenance personnel can learn the failure and security risk situation of power equipment by terminal in time, from And can further ensure the safety of owner and reduce the workload that electric system is safeguarded, and then efficiency can be improved, it saves Employment cost.
Preferably, above-mentioned distributing monitoring system further includes storage unit to another kind as the present embodiment, the storage unit It is sent out for storing record current, voltage alarm module, time alarm module, temperature alarming module and harmonic wave alarm module Warning message.
The distributing monitoring system further includes storage unit, and the storage unit is for storing record current, voltage report The warning message that alert module, time alarm module, temperature alarming module and harmonic wave alarm module are sent out.That is, logical Crossing storage unit can be in order to find alarm logging, in order to which a situation arises for statistical analysis failure.
Specifically, in this embodiment, above-mentioned collected monitoring electrical equipment is that floor the first day of the lunar month shell switchs, floor illumination is set It is one or more in standby, floor firefighting fan, transformer, switch wire outlet terminal, capacitor box supplement capacitance;Above-mentioned terminal is hand It is one or more in machine, tablet computer, computer.
Certainly, finally, it should be noted that, the technical solution of the application is not related to any control program and controlling party The improvement of method.
Above-described embodiment simply to illustrate that the utility model technical concepts and features, the purpose is to be to allow this field Interior those of ordinary skill can understand the content of the utility model and implement according to this, can not limit the utility model with this Protection domain.The equivalent changes or modifications that every essence according to the utility model content is made, should all cover in this reality With in novel protection domain.

Claims (7)

1. a kind of distributing monitoring system, which is characterized in that the three-phase being connected including microprocessor unit, with microprocessor unit Electrical parameter metering unit, temperature detecting unit, time monitoring unit, alarm unit and power quality analyzer;Wherein,
Three phase electrical parameters computing unit is connected with collected monitoring electrical equipment, and collected monitoring is calculated for acquiring Electric current, the voltage value of power equipment, and electric current, the voltage value that acquisition is calculated are transmitted to microprocessor unit;
Time monitoring unit is connected with elevator door switch equipment, is carried out for the working condition to elevator door switch equipment Monitoring, and the switch time value that it is monitored is sent to microprocessor unit;
Temperature detecting unit is used to detect the temperature of collected monitoring electrical equipment, and will detect to obtain temperature value transmission To microprocessing unit;
Power quality analyzer is connected with the circuit of collected monitoring electrical equipment, is used for the harmonic wave of monitoring circuit, and will The harmonic value monitored is sent to microprocessing unit;
Alarm unit comprising electric current, voltage alarm module, time alarm module, temperature alarming module and harmonic wave alarm mould Block;Wherein, when the electric current and/or voltage value that microprocessing unit receives exceed its preset electric current, voltage value, micro- place Reason device unit then controls electric current, voltage alarm module alert;When the time value that microprocessing unit receives exceeds it When preset time value, microprocessor unit then control time alarm module alert;When microprocessing unit connects When the temperature value received exceeds its predetermined temperature value, microprocessor unit then controls temperature alarming module and sends out alarm signal Breath;When the filter value that microprocessing unit receives exceeds its preset filter value, microprocessor unit then controls filtering Alarm module alert.
2. distributing monitoring system as described in claim 1, which is characterized in that the microprocessor unit also with communication unit phase Be connected, the communication unit for will include electric current, voltage alarm module, time alarm module, temperature alarming module and The warning message that harmonic wave alarm module is sent out is sent in terminal.
3. distributing monitoring system as claimed in claim 1 or 2, which is characterized in that further include storage unit, the storage unit It is sent out for storing record current, voltage alarm module, time alarm module, temperature alarming module and harmonic wave alarm module Warning message.
4. distributing monitoring system as described in claim 1, which is characterized in that the three phase electrical parameters computing unit includes three-phase Electrical parameter metering chip ATT7022, voltage transformer and current transformer, three phase electrical parameters computation chip ATT7022's adopts Sample control source uses electric resistance partial pressure mode, voltage transformer that sampled input voltage is converted to secondary voltage analog signal, electricity Sampled input voltage is converted to voltage analog signal by current transformer.
5. distributing monitoring system as described in claim 1, which is characterized in that the collected monitoring electrical equipment is that floor is north One kind or more in shell switch, floor lighting apparatus, floor firefighting fan, transformer, switch wire outlet terminal, capacitor box supplement capacitance Kind.
6. distributing monitoring system as claimed in claim 2, which is characterized in that the terminal is in mobile phone, tablet computer, computer It is one or more.
7. distributing monitoring system as claimed in claim 2, which is characterized in that the communication unit is supported RS485 communications and moved Dynamic GPRS communications.
CN201721207586.4U 2017-09-20 2017-09-20 A kind of distributing monitoring system Active CN207832923U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721207586.4U CN207832923U (en) 2017-09-20 2017-09-20 A kind of distributing monitoring system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721207586.4U CN207832923U (en) 2017-09-20 2017-09-20 A kind of distributing monitoring system

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109387720A (en) * 2018-12-12 2019-02-26 威海威高医疗影像科技有限公司 A kind of patient monitor and fault early warning method with fault pre-alarming function
CN109490667A (en) * 2018-11-15 2019-03-19 湖南长高思瑞自动化有限公司 A kind of distribution transformer monitoring terminal
CN111238571A (en) * 2020-03-09 2020-06-05 南通润雅机电科技有限公司 Remote monitoring system for power utilization condition of elevator control equipment
CN112505445A (en) * 2020-10-21 2021-03-16 中广核新能源蚌埠有限公司 Intelligent movement electric energy quality information acquisition device based on big dipper location finding technique
CN113466554A (en) * 2021-06-18 2021-10-01 国网宁夏电力有限公司电力科学研究院 Photovoltaic harmonic monitoring system based on electric energy metering chip

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109490667A (en) * 2018-11-15 2019-03-19 湖南长高思瑞自动化有限公司 A kind of distribution transformer monitoring terminal
CN109387720A (en) * 2018-12-12 2019-02-26 威海威高医疗影像科技有限公司 A kind of patient monitor and fault early warning method with fault pre-alarming function
CN111238571A (en) * 2020-03-09 2020-06-05 南通润雅机电科技有限公司 Remote monitoring system for power utilization condition of elevator control equipment
CN112505445A (en) * 2020-10-21 2021-03-16 中广核新能源蚌埠有限公司 Intelligent movement electric energy quality information acquisition device based on big dipper location finding technique
CN113466554A (en) * 2021-06-18 2021-10-01 国网宁夏电力有限公司电力科学研究院 Photovoltaic harmonic monitoring system based on electric energy metering chip

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