CN206003260U - A kind of intelligent security guard early warning system - Google Patents

A kind of intelligent security guard early warning system Download PDF

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Publication number
CN206003260U
CN206003260U CN201620932713.6U CN201620932713U CN206003260U CN 206003260 U CN206003260 U CN 206003260U CN 201620932713 U CN201620932713 U CN 201620932713U CN 206003260 U CN206003260 U CN 206003260U
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China
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electrically
processor
early warning
security guard
intelligent security
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Expired - Fee Related
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CN201620932713.6U
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Chinese (zh)
Inventor
刘毅
毛潇逸
周茜
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刘毅
毛潇逸
周茜
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Priority to CN201620932713.6U priority Critical patent/CN206003260U/en
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Abstract

The utility model discloses a kind of intelligent security guard early warning system, including power supply, processor, memorizer and alarm device, described power supply is electrically connected with the input of processor, described wireless communication module signal is connected to remote monitoring terminal, described processor is connected with sensor cluster by Signal acquiring and processing unit, and the outfan of described processor is connected with electric power fire monitor by protocol conversion module.This intelligent security guard early warning system, compared with traditional security pre-warning system, electric power fire monitor of the present utility model adopts modified model HHT technology for detection harmonic wave, its APF wave filter fast response time in parallel, series parallel resonance can be suppressed it is achieved that dynamic compensation, the advantage that active filter has had PPF and APF concurrently, multiple harmonic can effectively be suppressed and provide reactive-load compensation it is adaptable to high voltage distribution network.

Description

A kind of intelligent security guard early warning system
Technical field
This utility model belongs to electric power monitoring technical field and in particular to a kind of intelligent security guard early warning system.
Background technology
With the economic continuous improvement developing rapidly with living standards of the people, people constantly increase to the demand of electric energy, Requirement to safe power supply also more and more higher.Nationwide integrated power grid scale, the formation of integration;The gradually enhancing of interregional interconnection; Constantly the riseing of single-machine capacity and overall system capacity;The formation of large-scale electrical power system;The structure of New-energy power system;Superelevation Pressure, the appearance of extra-high voltage long distance power transmission;The structure of power system and the method for operation are become increasingly complex.The answering of power system The some local dips of safe and stable operation that polygamy directly threatens system this may result in the generation had a power failure on a large scale or make system Stability problem sharpening.When power system has an accident, particularly occur to destroy system stability and uncontrollable pernicious During chain reaction, accident scope is big, and power off time is long, and the consequence causing is extremely serious.When electric network composition is weak, mismanagement and When lacking necessary technical measures, the fault of some single equipments may develop into the large-scale blackout of the whole network again.
Voltage of power line fault is also to cause the principal element of voltage of power fire, therefore passes through to detect voltage of power line The operation conditions on road is come to forecast fire be also one of research direction of detection.The non-destructive electric wire detection side commonly using at present Method is mainly based upon the detection of electric wire surface temperature, such as temperature sensing cable formula, thermistor-type, Optic Fibre Temperature Sensor and infrared Thermal imagery formula etc..For electric wire fault, frequently with guard method be that corresponding protection device is installed, the such as remaining electricity of chopper Stream action protecting device etc..This kind of protection device is typically all based on electromagnetic principle, is limited by Cleaning Principle etc., It is unable to the disaster hidden-trouble that effective process electric arc causes, and length movement time is it is easy to produce wrong report failing to report phenomenon.
Utility model content
The purpose of this utility model is to provide a kind of intelligent security guard early warning system, to solve to propose in above-mentioned background technology Problem.
For achieving the above object, this utility model provides following technical scheme:A kind of intelligent security guard early warning system, including electricity Input electric connection, described memorizer and the process of source, processor, memorizer and alarm device, described power supply and processor The input of device is electrically connected with, and the outfan of described processor is connected with LCD display and wireless communication module, described channel radio News module by signal is connected to remote monitoring terminal, and described processor is connected with sensor group by Signal acquiring and processing unit Part, the outfan of described processor is connected with electric power fire monitor by protocol conversion module.
Preferably, described electric power fire monitor includes single-chip microcomputer and 485 drive modules, the outfan of described single-chip microcomputer with 485 drive modules are electrically connected with, and the outfan of described 485 drive modules is electrically connected at protocol conversion module, described single-chip microcomputer Outfan be electrically connected with SPWM control circuit, the outfan of described SPWM control circuit is electrically connected with APF filtering in parallel Device, the input of described single-chip microcomputer is electrically connected with power balance and sampling module, three-phase current collecting unit and electric leakage sampling With processing unit, described power balance and sampling module and the electric connection of three-phase current circuit, described three-phase current collecting unit It is electrically connected with current transformer, described current transformer is electrically connected with three-phase current circuit, described electric leakage is sampled and processed Unit is electrically connected with ZCT, and described ZCT is electrically connected with three-phase current circuit.
Preferably, the outfan of described single-chip microcomputer is also electrically connected with alarm module.
Preferably, described sensor cluster at least includes infrared sensor, Temperature Humidity Sensor, Smoke Sensor and MQ2 Gas sensor.
Preferably, the input of described processor is also associated with control knob.
Preferably, described wireless communication module is 4G communication module or GPRS communication module.
Preferably, described SPWM control circuit and APF wave filter composition in parallel have mixed active filter.
Technique effect of the present utility model and advantage:This intelligent security guard early warning system, with traditional security pre-warning system phase Pass through processor than, this utility model and information gathering be connected with processing unit, information gathering and processing unit again with sensor Assembly connect can gather the indoor temperature and humidity signals such as the fire being caused due to voltage overload or current overload, smoke signal and The signals such as carbon monoxide, are then passed through information gathering and pass to processor with processing unit simple process, processor is again corresponding Signal send remote monitoring terminal to;Electric power fire monitor of the present utility model adopts modified model HHT technology for detection harmonic wave, Its APF wave filter fast response time in parallel, can suppress series parallel resonance it is achieved that dynamic compensation, and active filter has concurrently The advantage of PPF and APF, can effectively suppress multiple harmonic and provide reactive-load compensation it is adaptable to high voltage distribution network;Therefore, This utility model is reasonable in design, remotely-controlled harmonic detecting, analysis and controlling device in range data collection transmission and well, Be capable of the state parameter information of real-time online or remote collection national grid, can random additions and deletions detection parameter, make electric power fire The motility of calamity watch-dog safety information acquisition greatly enhances, meanwhile, this utility model is real-time, detection is flexible, detection away from From away from and good stability, meet the requirement to safety utilization of electric power for the people.
Brief description
Fig. 1 is structural representation of the present utility model;
Fig. 2 is electric power fire monitor circuit theory module map of the present utility model.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out Clearly and completely description is it is clear that described embodiment is only a part of embodiment of this utility model rather than whole Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of making creative work The every other embodiment being obtained, broadly falls into the scope of this utility model protection.
This utility model provides a kind of intelligent security guard early warning system as shown in Figure 1-2, including power supply, processor, deposits Reservoir and alarm device, described power supply is electrically connected with the input of processor, and described memorizer is electric with the input of processor Property connect, the outfan of described processor is connected with LCD display and wireless communication module, and described wireless communication module is that 4G is logical News module or GPRS communication module, described wireless communication module signal is connected to remote monitoring terminal, and described processor passes through Signal acquiring and processing unit is connected with sensor cluster, and the input of described processor is also associated with control knob, described biography Sensor assembly at least includes infrared sensor, Temperature Humidity Sensor, Smoke Sensor and MQ2 gas sensor, described processor Outfan electric power fire monitor is connected with by protocol conversion module, described electric power fire monitor include single-chip microcomputer and 485 drive modules, the outfan of described single-chip microcomputer and 485 drive modules are electrically connected with, the outfan electricity of described 485 drive modules Property be connected to protocol conversion module, the outfan of described single-chip microcomputer is electrically connected with SPWM control circuit, and described SPWM controls electricity The outfan on road is electrically connected with APF wave filter in parallel, and described SPWM control circuit and APF wave filter composition in parallel have mixed type Active filter, the input of described single-chip microcomputer is electrically connected with power balance and sampling module, three-phase current collecting unit With electric leakage sampling and processing unit, the outfan of described single-chip microcomputer is also electrically connected with alarm module, described power balance and adopting Egf block is electrically connected with three-phase current circuit, and described three-phase current collecting unit is electrically connected with current transformer, described electricity Current transformer is electrically connected with three-phase current circuit, and described electric leakage sampling is electrically connected with ZCT with processing unit, institute State ZCT to be electrically connected with three-phase current circuit.
Operation principle:Electric power fire monitor operation principle Main Function of the present utility model is that detection module realizes load Scene or long-range real-time harmonic parameter information collection and monitoring, pass through wireless communication module the data of storage and collection simultaneously Pass to remote monitoring terminal.Voltage in power system and current signal are passed through voltage sensor and power pack difference It is converted into weak voltage signal, be converted into analog voltage signal input through circuit for signal conditioning, change electricity by the A/D of external 16 Road completes voltage x current analog digital conversion, obtains the frequency of measured signal by single-chip microcomputer.Digital signal is improved with type HHT fortune Calculate, calculate required power quality parameter, then by these data of remote monitoring terminal Real Time Monitoring and transfer out, and Mixed active filter using APF+SPWM inverter in parallel filters associated harmonic.
This utility model passes through processor and information gathering and is connected with processing unit, information gathering and processing unit again with biography Sensor assembly is connected and can gather indoor temperature and humidity signal, the smog letters such as the fire being caused due to voltage overload or current overload Number and the signal such as carbon monoxide, be then passed through information gathering and pass to processor with processing unit simple process, processor again Corresponding signal sends remote monitoring terminal to;This utility model according to fault electric arc for voltage of power fire main initiation because Element, and it is proposed that the detection of fault electric arc is incorporated into voltage of power fire on the basis of exploring fault electric arc combustion characteristics Monitoring with report to the police, to improve the alarm velocity of electrical fire, realize the forecast function of electrical fire;Meanwhile, this practicality New according to protocol integrated test system principle, be provided with the leakage that protocol module and electric power fire monitor can further in collection site The parameters of electric power such as electricity, electric current, voltage and short circuit, overload, overvoltage, under-voltage, disconnected equal fault message, are turned by protocol conversion module Change corresponding data form into, and remote monitoring terminal is sent to by processor;Remote monitoring terminal comes up according to reflection Data is read out, protects, monitors, analyzes, and warning, the information that is set and controlled are sent to electric power fire by processor again Watch-dog, reasonable in design, can prevent and process the situation of voltage of power overload.
Finally it should be noted that:The foregoing is only preferred embodiment of the present utility model, be not limited to this Utility model, although being described in detail to this utility model with reference to the foregoing embodiments, for those skilled in the art For, it still can be modified to the technical scheme described in foregoing embodiments, or to wherein some technical characteristics Carry out equivalent, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvement made etc., all Should be included within protection domain of the present utility model.

Claims (7)

1. a kind of intelligent security guard early warning system, including power supply, processor, memorizer and alarm device, described power supply and processor Input be electrically connected with it is characterised in that:The input of described memorizer and processor is electrically connected with, described processor defeated Go out end and be connected with LCD display and wireless communication module, described wireless communication module signal is connected to remote monitoring terminal, described Processor is connected with sensor cluster by Signal acquiring and processing unit, and the outfan of described processor passes through protocol conversion mould Block is connected with electric power fire monitor.
2. a kind of intelligent security guard early warning system according to claim 1 it is characterised in that:Described electric power fire monitor bag Include single-chip microcomputer and 485 drive modules, the outfan of described single-chip microcomputer and 485 drive modules are electrically connected with, described 485 drive modules Outfan be electrically connected at protocol conversion module, the outfan of described single-chip microcomputer is electrically connected with SPWM control circuit, described The outfan of SPWM control circuit is electrically connected with APF wave filter in parallel, and the input of described single-chip microcomputer is electrically connected with electric power Equilibrium and sampling module, three-phase current collecting unit and electric leakage sampling and processing unit, described power balance and sampling module with Three-phase current circuit is electrically connected with, and described three-phase current collecting unit is electrically connected with current transformer, described current transformer It is electrically connected with three-phase current circuit, described electric leakage sampling is electrically connected with ZCT with processing unit, and described zero sequence is mutual Sensor is electrically connected with three-phase current circuit.
3. a kind of intelligent security guard early warning system according to claim 2 it is characterised in that:The outfan of described single-chip microcomputer is also It is electrically connected with alarm module.
4. a kind of intelligent security guard early warning system according to claim 1 it is characterised in that:Described sensor cluster at least wraps Include infrared sensor, Temperature Humidity Sensor, Smoke Sensor and MQ2 gas sensor.
5. a kind of intelligent security guard early warning system according to claim 1 it is characterised in that:The input of described processor is also It is connected with control knob.
6. a kind of intelligent security guard early warning system according to claim 1 it is characterised in that:Described wireless communication module is 4G Communication module or GPRS communication module.
7. a kind of intelligent security guard early warning system according to claim 2 it is characterised in that:Described SPWM control circuit and simultaneously Connection APF wave filter composition has mixed active filter.
CN201620932713.6U 2016-08-24 2016-08-24 A kind of intelligent security guard early warning system Expired - Fee Related CN206003260U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620932713.6U CN206003260U (en) 2016-08-24 2016-08-24 A kind of intelligent security guard early warning system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620932713.6U CN206003260U (en) 2016-08-24 2016-08-24 A kind of intelligent security guard early warning system

Publications (1)

Publication Number Publication Date
CN206003260U true CN206003260U (en) 2017-03-08

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106128002A (en) * 2016-08-24 2016-11-16 成都智齐科技有限公司 A kind of intelligent security guard early warning system
CN108961655A (en) * 2018-08-01 2018-12-07 合肥阅辞科技有限公司 Intelligent security guard early warning system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106128002A (en) * 2016-08-24 2016-11-16 成都智齐科技有限公司 A kind of intelligent security guard early warning system
CN108961655A (en) * 2018-08-01 2018-12-07 合肥阅辞科技有限公司 Intelligent security guard early warning system

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170308

Termination date: 20170824

CF01 Termination of patent right due to non-payment of annual fee