CN201435131Y

CN201435131Y - Intelligent family anti-theft based on GSM and GPRS

Info

Publication number: CN201435131Y
Application number: CN2009201100139U
Authority: CN
Inventors: 任明荣; 赵卫杰; 张亚庭; 赵小磊
Original assignee: Beijing University of Technology
Current assignee: Beijing University of Technology
Priority date: 2009-07-03
Filing date: 2009-07-03
Publication date: 2010-03-31
Anticipated expiration: 2019-07-03

Abstract

The utility model relates to an alarm system, in particular to an intelligent family anti-theft based on GSM and GPRS. The system comprises an MCU, an infrared sensor, a coal gas sensor, a smoke sensor, a signal conditioning module, an on-site alarm display, a family power system, a GSM module, a GPRS module and the like. The MCU is always used for detecting the signals sent by the three sensors,once the signals sent by the three sensors can be detected, the on-site alarm display can send a corresponding prompt, meanwhile, the corresponding alarm information can be informed for users by the GSM module by dialing the phones of the users, and can also be informed onto remote computers of the users by the GPRS module; the family power system works, so as to start family computers; then the users can log in the family computers by the remote computers, and the users can confirm the situation in family by the cameras connected with the family computers. The system has the advantages of simple structure, low cost, convenient realization and the like.

Description

Intelligent home burglar alarm system based on GSM and GPRS

Technical field

The utility model relates to a kind of remote alarming system, particularly a kind of intelligent home burglar alarm system based on GSM and GPRS.

Background technology

Along with rapid development of economy, people's living standard improve constantly continuous accumulation with material wealth, the transformation of essence is taking place in people's prevention awareness and antitheft idea, and on the other hand with the quickening pace of modern life, the situation that can often occur nobody home now in the family, especially when you travel outside family again the no one time, this just makes the security presence in the family huge hidden danger, for example the burglar takes advantage of the occasion to crack a crib, gas leak, pipe leakage etc., and traditional antitheft mode is (as anti-theft net, antitheft door etc.) owing to self many drawback that is difficult to overcome, can't satisfy people's demand now.

Domestic deep to Research on monitoring system, for example develop FTS-1A type " safe and intelligent guard system " and be the typical case by China academician of the Chinese Academy of Engineering Liu Shang and the team that is led, this system still belongs to domestic initiation, unique high-tech product, and in technical security strick precaution field, realized up-to-date technology upgrading and functional breakthrough.Yet suchlike high-tech product can only be applied in large enterprise or government department, and for general family, its fancy price and maintenance cost are stepped back by prestige, and this also gives this type systematic has universally caused very big obstacle.Want to find a cheap, stable performance, family easy to maintenance monitoring and warning system still do not have.

The utility model content

The purpose of this utility model is to overcome the above-mentioned defective of existing warning device, and a kind of intelligent home burglar alarm system based on GSM and GPRS is provided.This system has simple in structure, and is with low cost, be convenient to advantages such as realization.

To achieve these goals, the utility model has been taked following technical scheme.Native system comprises computer in MCU, infrared sensor, gas sensor, smoke transducer, signal condition module, onsite alarming demonstration, family's electric system, gsm module, GPRS module, the family and the camera that is connected with computer in the family, wherein: infrared sensor, gas sensor and smoke transducer all link to each other with MCU by the signal condition module, send detected signal to MCU.MCU links to each other with user mobile phone by gsm module, sends detected sensor signal to user mobile phone by gsm module.MCU links to each other with remote computer by the GPRS module, sends detected sensor signal to remote computer by the GPRS module; Remote computer also can send the order of control family electric system by the GPRS module to MCU simultaneously.MCU shows with onsite alarming and links to each other that when MCU detected sensor signal, alerting signal was sent in the onsite alarming demonstration.MCU links to each other with the family electric system, and the electric system of control family disconnects or connect the power supply of household electrical appliance and household PC.Remote computer can the Telnet household PC, and the inquiry camera is sent to the information in the household PC.

Described onsite alarming demonstration comprises that LED shows and hummer, and LED shows and all links to each other with MCU with hummer.

Described gsm module is a mobile phone of supporting outside AT instruction.

Described GPRS module be can transmitting data in real time GPRS DTU.

MCU is detecting the signal that three sensors transmit always, in case detect the signal that sensor transmits, will allow onsite alarming show and send corresponding prompt, in time notify the user corresponding warning message by gsm module by the mode of dialing user mobile phone simultaneously, and can notify on user's the remote computer by Internet (Internet) network by the GPRS module; Also allow family's electric system work simultaneously, open computer in the family.The user can land the middle computer of getting home by remote computer in order further to confirm situation about taking place in the family then, and the camera that connects by computer in the family just can be confirmed the situation in the family then, thereby takes appropriate measures.

With the existing apparatus ratio, the utlity model has following advantage:

1) powerful, practicality is stronger, can adopt two kinds of wireless communication modes of GSM and GPRS simultaneously, strengthened the reliability of Realtime Alerts, and can know in detail that family is which kind of situation to have occurred, can send short messages earlier on the user mobile phone on the one hand, and then dial user's phone by GSM mobile handset, wherein note can configure according to actual situation about taking place in the family, thereby the user knows what kind of situation that taken place; Can send to the actual conditions in the family simultaneously on user's the remote computer by GPRS DTU on the other hand.And can realize the function of remote control home electrical appliance.

2) with low cost, at first from the price of hardware, the expense of the needed components and parts of the utility model is all very cheap, and function is very stable.On business, gsm service only need be done cheapest business again, and same GPRS only need handle cheap monthly rent traffic engineering capability business just.

Description of drawings

Fig. 1 is a functional structure block scheme of the present utility model

Fig. 2 is a functional flow diagram of the present utility model

Fig. 3 is serial communication circuit figure of the present utility model

Among the figure: 1, MCU, 2, infrared sensor, 3, gas sensor, 4, smoke transducer, 5, the signal condition module, 6, onsite alarming shows, 7, family's electric system, 8, gsm module, 9, the GPRS module, 10, user mobile phone, 11, user's remote computer, 12, computer in the user family, 13, camera, 14, other household electrical appliance.

Embodiment

The utility model is described in further detail below in conjunction with accompanying drawing 1～3:

As shown in Figure 1, based on the intelligent home burglar alarm system of GSM (global system for mobile communications) and GPRS (GPRS (General Packet Radio Service)), include that MCU, infrared sensor 2, gas sensor 3, smoke transducer 4, signal condition module 5, onsite alarming show 6, computer 12 and the camera 13 that is connected with computer 12 in the family in the family's electric system 7, gsm module 8, GPRS module 9, family in the present embodiment.The input end of MCU is connected with infrared sensor, gas sensor and smoke transducer, enters MCU after the signal process signal condition module of these three sensors.The output terminal of MCU is connected with onsite alarming demonstration, family's electric system, gsm module and GPRS module.

What MCU in the present embodiment (microcontroller) selected for use is the AT89S52 single-chip microcomputer of Atmel company, and present embodiment has been selected two single-chip microcomputers for use.

Onsite alarming in the present embodiment shows that including LED (light emitting diode) shows and corresponding hummer sound prompting.

Family's electric system in the present embodiment is the work of controlling computer and other household electrical appliance in the family with MCU by relay.Promptly the power lead of corresponding household electrical appliance is received on the relay and be connected, allow corresponding household electric appliance operation thereby the control signal like this by MCU triggers corresponding relays with civil power.Other household electrical appliance comprise that the solenoid valve of family coal gas and electric heater also have water heater.

Gsm module in the present embodiment is the mobile phone of the outside AT of the support of usefulness (terminal device or data terminal equipment send data to terminal adapter or data circuit termination equipment) instruction.The GPRS module is a GPRS DTU (GPRS data transmission unit) that can transmitting data in real time.

Infrared sensor 2 is used to detect entering of strange personnel in the present embodiment, smoke transducer 4 is used for detecting family's situation on fire, gas sensor 3 is used for detecting family's gas leak, in case certain situation occurs, then corresponding sensor will produce and output signal to MCU1 (using two identical single-chip microcomputers in side circuit), but need before to amplify through the signal of signal conditioning circuit to sensor output, carrying out a level then transforms, high level signal is become low level through a not circuit, pass to MCU again.Receive as MCU and will trigger onsite alarming behind the signal of sensor and show 6, on-the-spot display part comprises that LED shows and hummer is sounded dual mode, and express corresponding situation.If onsite alarming shows that 6 is that the user above-mentioned situation takes place at home the time can be known at once that thereby the situation of generation takes corresponding processing for convenience, can turn off the functions of modules of back when the user is in, only show that by onsite alarming 6 is just passable.When the user goes out, just must open the function of several part of module in back, equally, after in case MCU receives the signal of sensor, a MCU wherein is responsible for information is sent to gsm module 8 by serial ports with the RS232 data line, also have is exactly to communicate by letter with gsm module to use the AT instruction, this just need become corresponding UICODE sign indicating number to the AT instruction transformation of sending short messages or making a phone call, serial ports (RS232) by MCU transmits data with gsm module 8, and in program, configure the information that transmits according to different sensors and produce corresponding AT and instruct, thereby realize that the very first time notifies the function of concrete condition in the user family to gsm module 8.Another piece MCU is responsible for information is sent to GPRS module 9 by serial ports with the RS232 data line, wherein that GPRS module 9 usefulness is the DTU of a transmitting data in real time, it can be real-time the data that serial ports receives it configures on the computer of IP address before being sent to, the computer of the described IP of configuring address here is user's a remote computer 11, also can be on user's the laptop computer or PDA (palm PC), as long as the place that the user can surf the Net can both receive the data that the GPRS module 9 of family sends, and to set the corresponding communication port numbers to GPRS module 9 in advance, the corresponding FTP of remote computer 11 usefulness (file transfer protocol (FTP)) receiving software receives the data from GPRS module 9 like this, the FTP receiving software is monitored the data message of this this port of computing machine all the time, in case receiving data will be presented in the Data Receiving district at once, promptly can know situation about taking place in the family, and send corresponding order can for GPRS module 9 allows it that order is sent to MCU, thereby can allow MCU do the control corresponding operation, gas leak in the family for example, just can long-rangely turn off the solenoid valve for gas door in the family, thereby can deal with problems the very first time.

As shown in Figure 2: after system works on power, whether MCU just begins to inquire about each sensor has signal to spread out of, by the time have after the sensor outgoing signal, MCU will allow onsite alarming show 6, by gsm module 8 and GPRS module 9 information is sent to user mobile phone 10 and long-range computer 11 simultaneously, thereby allow the user know the very first time and take appropriate measures situation in the family.

As shown in Figure 3: MCU is connected with MAX232, Transistor-Transistor Logic level is converted to the RS232 level, MAX232 is connected with the serial ports of 9 pins, the serial ports of nine kinds of needles connects the Serial Port Line of gsm module 8 and the Serial Port Line of GPRS module 9, so just can allow MCU that corresponding information has been passed to the user by gsm module 8 and GPRS module 9 dual modes.Certainly the user also can send the MCU control signal corresponding to by GPRS module 9, allows MCU control the work of household electrical appliance.

Claims

1, based on the intelligent home burglar alarm system of GSM and GPRS, it is characterized in that: comprise that MCU (1), infrared sensor (2), gas sensor (3), smoke transducer (4), signal condition module (5), onsite alarming show computer (12) in (6), family's electric system (7), gsm module (8), GPRS module (9), the family and the camera (13) that is connected with computer (12) in the family; Wherein:

Infrared sensor (2), gas sensor (3) and smoke transducer (4) all link to each other with MCU by the signal condition module, send detected signal to MCU (1);

MCU (1) links to each other with user mobile phone (10) by gsm module (8), sends detected sensor signal to user mobile phone (10) by gsm module (8);

MCU (1) links to each other with remote computer (11) by GPRS module (9), sends detected sensor signal to remote computer (11) by GPRS module (9); Remote computer (11) also can send the order of control family electric system by GPRS module (9) to MCU (1) simultaneously;

MCU (1) and onsite alarming show that (6) link to each other, and as MCU (1) when detecting sensor signal, alerting signal is sent in onsite alarming demonstration (6);

MCU (1) links to each other with the family electric system, and the electric system of control family disconnects or connect the power supply of household electrical appliance and household PC;

Remote computer (11) can Telnet household PC (12), and inquiry camera (13) is sent to the information in the household PC (12).

2, according to right 1 described intelligent home burglar alarm system based on GSM and GPRS, it is characterized in that: described onsite alarming shows that (6) comprise that LED shows and hummer.

3, according to right 1 described intelligent home burglar alarm system based on GSM and GPRS, it is characterized in that: described gsm module (8) is a mobile phone of supporting outside AT instruction.

4, according to right 1 described intelligent home burglar alarm system, it is characterized in that based on GSM and GPRS: described GPRS module (9) be can transmitting data in real time GPRS DTU.