CN202495138U

CN202495138U - Novel household composite intelligent safety-prevention system

Info

Publication number: CN202495138U
Application number: CN2012200590306U
Authority: CN
Inventors: 卢超
Original assignee: Shaanxi University of Technology
Current assignee: Shaanxi University of Technology
Priority date: 2012-02-16
Filing date: 2012-02-16
Publication date: 2012-10-17
Anticipated expiration: 2022-02-16

Abstract

The utility model relates to a novel household composite intelligent safety-prevention system, which is characterized in that: the system comprises a master machine and a plurality of slave machines, wherein the slave machines are respectively connected with different monitoring sensors, the number of the slave machines can be expanded through safety-prevention project requirements and relevant monitoring sensors, a small wireless star-network system is formed by the master machine and the slave machines, the slave machines contacts the master machine when abnormalities are monitored, the master machine distinguishes the abnormalities occurred in different places based on channel numbers of the slave machines, and transmits different text message contents to the appointed user cell phones, meanwhile high-decibel alarming signals are sent by the triggered slave machines to prompt the abnormalities, thereby a double effect of alarm prompts of abnormal places and cell phone text massage alarm notifications is achieved. The novel household composite intelligent safety-prevention system of the utility model has the advantages of miniaturization and good visuality, and further has the beneficial effects that: by using the wireless network, the master machine and the slave machines can be moved at any time, the application is convenient, a plurality of safety-prevention projects can be expanded by adopting a modularized design, and the novel household composite intelligent safety-prevention system has hardly any distance limit by adopting the cell phone text massage alarm and control.

Description

The novel household synthetic intelligent safety prevention system

Technical field:

The utility model relates to a kind of safety-protection system, is a kind of domestic safety prevention system specifically, particularly a kind of household synthetic intelligent safety prevention system.

Background technology:

Along with the continuous progress of society, people require increasingly high to the quality of living environment and the security of the lives and property, so the People more and more an urgent demand adopts effective security protection measure, to satisfy growing safety precaution requirement.Intelligent household security system is meant by electronic security equipment various advanced persons, intelligentized in a single day each critical position of dwelling house is carried out multiple monitoring, monitors the intelligence system that abnormal conditions just trigger alert service; It integrates functions such as antitheft, anti-misfortune, fire prevention, anti-gas leakage; One meets unusually warning automatically at once; Each security protection equipment cooperation that intercoms mutually in the system; Let the occupant sleep without any anxiety, it mainly is made up of subsystems such as burglar alarm subsystem, anti-fire warning subsystem, gas leakage preventing subsystem and alarm linkage controls.

Through years of development, the home intelligence system is more and more ripe, and function is more and more perfect, has become intelligent residential district home intelligence important component part.But generally also have following shortcoming: the distinct disadvantage based on wired solution is the wiring trouble, and increase and decrease equipment needs rewiring, and influences attractive in appearance; The system expandability is poor, and system's installation and maintenance cost is high, and travelling performance is poor; The standard disunity, a uniform communication interface standard is not in the world followed in the communication of household internal unit and control, and equipment is arbitrarily chaotic in the inner coded system of household; Landline telephone dialing easily by the robber before the people chamber is plundered cut-out telephone wire or malice the line is busy, make it malfunctioning at crucial moment; Ethernet is faced with the cut hidden danger of circuit equally, and safety coefficient is low.

Summary of the invention:

The technical matters that the utility model will solve is: a kind of novel household synthetic intelligent safety prevention system is provided, and it can realize unusual alarm and prompt and SMS warning.

In order to solve the problems of the technologies described above, the utility model adopts following technical scheme: a kind of novel household synthetic intelligent safety prevention system, this system is by a main frame and a plurality of slave machine.Slave connects the different monitoring sensor respectively, and for example: slave 1 connects sensor of natural gas, is used to detect kitchen rock gas leak case; Slave 2 connects pyroelectricity human-body infrared sensing device, is used for detecting whether the someone enters in the strick precaution zone, and the number of slave can be expanded with relevant monitoring sensor through the project demand of security protection.The star-network system of a main frame and a micro radio of slave machine; Contact main frame when slave monitors abnormal conditions; Main frame is differentiated the abnormal conditions that the different location takes place according to the slave channel number, and sends different short message contents to the designated user mobile phone, and the slave that is triggered simultaneously also can send the alerting signal of high-decibel; Prompting has abnormal conditions, reaches the double effects of unusual place alarm and prompt and SMS alert notice.

The design of described main frame and slave comprises data acquisition module, data processing module, data transmission module, alarm module, gsm module, display module, key-press module, power module eight parts.Data acquisition module mainly is made up of the security protection monitoring sensor; Be used for gathering the project data of security protection, for example slave 1 connects sensor of natural gas, is used to detect kitchen rock gas leak case; Slave 2 connects pyroelectricity human-body infrared sensing device, is used for detecting whether the someone enters in the strick precaution zone; Data processing module mainly is made up of microprocessor, in the slave microprocessor be used for to sensor measurement to data handle, microprocessor is used for the data that receive slave are handled in the main frame; Data transmission module mainly is made up of radio transmitting and receiving chip, is used for realizing reception and the transmission information between main frame and the slave; Alarm module adopts the high-decibel hummer, and separate connection realizes the alarm and prompt of abnormal conditions on each slave; Gsm module is connected on the main frame, takes place to carry out SMS to the user and to report to the police when unusual when monitoring; Display module is used for showing whether the security protection project of each slave monitoring is unusual; Key-press module adopts matrix keyboard, is used for setting the master cellular phone number, and functions such as affirmation and deletion; Power module is used for direct supply to the device of main frame and slave being provided.

The beneficial effect of the utility model is:

The utility model can be realized the comprehensive intelligent security protection of household, has miniaturization, characteristics such as visual good, adopts wireless network simultaneously; Need not feeder line and connect, main frame and slave can move at any time, and be easy to use; Adopt modular design, can expand a plurality of security protection projects, and adopt SMS to report to the police and control; Utilize the advantage of cellular network broad covered area fully, almost do not had the qualification of distance.

Description of drawings:

Fig. 1 is the structured flowchart of the said novel household synthetic intelligent safety prevention system of the utility model.

Fig. 2 is the CC of the said gsm module of the utility model.

Fig. 3 is the CC of said wireless data transfer module of the utility model and microprocessor.

Fig. 4 is the CC of said display module of the utility model and microprocessor.

Fig. 5 is the CC of sensor of natural gas and microprocessor in the said slave 1 of the utility model.

Fig. 6 is the CC of human-body infrared sensing device and microprocessor in the said slave 2 of the utility model.

Fig. 7 is the CC of alarm module and microprocessor in the said slave of the utility model.

Embodiment:

Below in conjunction with accompanying drawing and embodiment the utility model is further specified.Present embodiment only is the description to the utility model embodiment, and the scope to the utility model does not have any restriction.

The structured flowchart of the described novel household synthetic intelligent safety prevention system of the utility model is as shown in Figure 1: microprocessor all adopts STC89C58 in main frame and the slave; Sensor of natural gas adopts the MQ-2 gas sensor in the slave 1; The human-body infrared sensing device adopts the S9803 integrated circuit in the slave 2; The wireless transmission receiver module adopts the NRF24L01 wireless module between main frame and the slave, and gsm module adopts the TC35i module in the main frame, and display module adopts LCD12864 graphical dots formation Liquid Crystal Module.

The CC of gsm module is as shown in Figure 2 in the described novel household synthetic intelligent safety prevention system: the TC35i module is operated in GSM900 and GSM1800 two-band; Power range is direct current 3.3～4.8V; The data-interface of TC35i (CMOS level) but through AT order transmitted in both directions instruction and data; Support the short message of Text and PDU form, can realize restarting and fault recovery through AT order or cut-off signals.TC35i is made up of supply module, flash memory, ZIF connector, antennal interface etc.The TC35i module has 40 pins, draws through a connector, and these 40 pins can be divided into 5 types, i.e. power supply, data I/O, SIM, COBBAIF and control.The 1st～5 pin of TC35i is the common recommendation 4.2V of positive supply input pin, and the 6th～10 pin is power supply ground.11,12 are the charging pin, can external lithium battery, and 13 be external output voltage (supplying external circuit to use), 14 for ACCU-TEMP connects the thermistor of negative temperature coefficient, is used for the lithium cell charging protection and controls.15 pin are to start pin IGT, for making TC35i get into duty, must add a low pulse greater than 100ms to IGT after the system power-up, and the level decline duration can not surpass 1ms.16～23 is the data I/O, is respectively DSR0, RING0, RxD0, TxD0, CTS0, RTS0, DTR0 and DCD0.TC35i uses the circumscribed SIM, and 24～29 is the SIM pin.30,31,32 pin are control pin, and 35～38 is speech interface, and 35,36 connect the loudspeaker playback.37,38 can directly connect Electret condenser microphone and gather sound.

The CC of wireless data transfer module and microprocessor is as shown in Figure 3 in the described novel household synthetic intelligent safety prevention system: NRF24L01 is operated in the monolithic wireless transceiver chip of 2.4～2.5GHz Global Access with ISM band, and being provided with of channel selection and agreement can be provided with through the SPI interface.NRF24L01 pin IRQ, MOSI, CSN, MISO, SCK, CE connect the P2.0～P2.5 among the single-chip microcomputer STC89C58 respectively.

Display module in the described main frame, present embodiment are the Chinese character image type LCDs of 128 * 64 dot matrix, and three of single-chip microcomputer control mouthful P3.5～P3.7 join with E, R/W, the RS of Liquid Crystal Module respectively, and are as shown in Figure 4.

The CC of sensor of natural gas and microprocessor is as shown in Figure 5 in the described slave 1: the MQ-2 gas sensor has the characteristics such as stability, life-span length and simple drive circuit of investigative range, high sensitivity, response recovery fast, excellence widely; Packaged gas sensor has 6 needle-like pins; Wherein 4 are used for the signal taking-up, and 2 are used to provide heating current.The output terminal of sensor of natural gas links to each other with the in-phase input end of amplifier, and the reverse input end of amplifier connects fixed voltage value, and the amplifier output terminal connects single-chip microcomputer P3.2 mouth.If concentration of natural gas surpasses setting value, then the in-phase input end of amplifier is higher than reverse input end, and amplifier is output as high level, when single-chip microcomputer detects port and is high level, starts the NRF24L01 wireless module, sends label " 0 ", representes that there are abnormal conditions in this zone.

The CC of human-body infrared sensing device and microprocessor is as shown in Figure 6 in the described slave 2: S9803 is the integrated circuit of the supporting design of pyroelectric infrared sensor specially; Adopt the manufacturing of CMOS technology; Advantage such as have performance index height, high conformity, peripheral circuit is simple, installation testing is convenient is made up of circuit such as oscillator, counter, signal amplification, system clock, zero passage detection, temperature compensation, output controls.After the energized, circuit promptly is in start time-delay stage, sensor head preheating 45 seconds; Time-delay finishes, and circuit gets into automatic detected state, if there is the people to get into detecting area; Human body infraredly detected by sensor, the about 1mV of output amplitude, frequency are in the feeble signal of 3～7Hz, and this signal is through one group of High frequency filter and impedance matching network; By the inner a series of processing of circuit of IC, drive thyristor or relay at last, reach human body automatic control type burglar alarm purpose.

Alarm module in the described main frame, present embodiment are to link to each other with the P3.3 pin of single-chip microcomputer, and hummer is connected in the time of low level, and be to realize the high-decibel buzzer warning, as shown in Figure 7.

Above-described embodiment, related data and computing method are only as schematic illustration, the equivalent arrangements of being done according to the utility model claim such as, the technology that all should be the utility model contains.

Claims

1. novel household synthetic intelligent safety prevention system; It is characterized in that: this system is by a main frame and a plurality of slave machine; The star-network system of a main frame and a micro radio of slave machine; Contact main frame when slave monitors abnormal conditions; Main frame is differentiated the abnormal conditions that the different location takes place according to the slave channel number, and sends different short message contents to the designated user mobile phone, and the slave that is triggered simultaneously also can send the alerting signal of high-decibel; Prompting has abnormal conditions, the design of described main frame and slave to comprise data acquisition module, data processing module, data transmission module, alarm module, gsm module, display module, key-press module, power module eight parts.

2. novel household synthetic intelligent safety prevention system according to claim 1 is characterized in that: described data transmission module is made up of radio transmitting and receiving chip, is used for receiving and emission information.