CN203799461U - Small item anti-theft system based on ZigBee and GPS technologies - Google Patents

Abstract

A small item anti-theft system based on ZigBee and GPS technologies comprises a first power supply module (1), a second power supply module (2), an indicating module (3), a ZigBee module (4), a GPS module (5), a wireless alarm module (6), an automatic switch (7), and a single chip microcomputer (8). The first power supply module (1) is connected with the single chip microcomputer (8) through the automatic switch (7). The second power supply module (2) powers the wireless alarm module (6). The wireless alarm module (6) is connected with the control end of the automatic switch (7). The indicating module (3), the ZigBee module (4) and the GPS module (5) are connected with the single chip microcomputer (8). Operation of the whole system includes two parts: near-distance alarm and middle-distance tracking. The small item anti-theft system based on ZigBee and GPS technologies has high portability and high reliability.

Description

Based on the little article losing-proof system of ZigBee and GPS technology

Technical field

The utility model belongs to the anti-lost system of a kind of electronics, is applicable to the article that mobile phone equal-volume is less, and the belongings such as case and bag, can realize anti-lost in the certain limit of article and follow the trail of.

Background technology

At present, known antitheft electronic equipment is mainly car alarm, motorcycle, anti-theft alarm for electric vehicle, and home security monitoring alarm, office is with burglar alarm etc.These burglar alarms are used for greatly above article that volume ratio is larger, and less for the article research of smaller size smaller.For example mobile phone is antitheft, antitheft etc. the series of problems of case and bag.

In the middle of existing small size article losing-proof system, as anti-lost in GPS/GSM, wifi location, the systems such as the anti-lost warning of radio frequency, have very large separately defect, limit it and play a role.In the middle of the anti-lost system of GPS/GSM, the application of GSM has seriously relied on cell phone network.In today of smart mobile phone high speed development, the anti-lost of mobile phone is also a very large part, too relies on mobile phone and makes on the contrary the risk of mobile phone self loss excessive.Wifi locator meams is also that mobile device is had to very large careless omission, in addition, sets up the required energy of wifi network excessive, cannot set up for a long time an effective communication network.The hypotelorism of radio system, and cannot after loss, further follow the trail of object.

As electric theft-proof system, validity and portability are two main problems, and validity has had very significant progress, and the system developing is also varied, but the problem of portability is still an insoluble problem.The portability of for example mobile phone can not replace the portability of burglary-resisting installation, and in the time that all functions are all concentrated on to mobile phone, the safety of mobile phone itself is by the material risk that is safety of goods.

Summary of the invention

In order to overcome the deficiency of existing burglary-resisting system, the utility model proposes a kind of anti-lost system based on ZigBee and GPS technology.This system can not only reduce the dependence of locating system to GPRS or mobile phone, and little article are positioned and followed the trail of.This system portability is strong, and volume is little, is simple and easy to use, and cost performance is high.

The technical solution of the utility model is as follows:

Based on a little article losing-proof system for ZigBee and GPS technology, comprise the first power module 1, second source module 2, indicating module 3, ZigBee module 4, GPS module 5, Wireless alarm module 6, automatic switch 7 and single-chip microcomputer 8, it is characterized by:

Described the first power module 1 is connected with single-chip microcomputer 8 by automatic switch 7;

Described second source module 2 is powered for Wireless alarm module 6, and described Wireless alarm module 6 is connected with the control end of automatic switch 7;

Described indicating module 3, ZigBee module 4, GPS module 5 are all connected with single-chip microcomputer 8.

The utility model is further preferred:

Described ZigBee module adopts the mode of slave pairing, and slave is arranged on article, and main frame is placed in it carrier, and slave and main frame carry out communication by ZigBee module.

The utility model uses ZigBee technology to set up mininet, and replaces mobile network with this network, the anti-lost problem of the positioning function solution article by GPS.

The operation of whole system is divided into two parts, and short-distance alarm and middle distance are followed the trail of;

Short-distance alarm: this function is mainly completed by Wireless alarm module 6, second source 2 is powered for Wireless alarm module 6 always.Transtation mission circuit and the receiver of this module are kept in communication within the specific limits.Once communication disappears, start to report to the police, and open the automatic switch 7 between the first power supply 1 and single-chip microcomputer 8, middle distance tracing system is started working;

Middle distance is followed the trail of: when after single-chip microcomputer 8 energisings, GPS module 5 receives information according to certain frequency, and the information of receiving is issued to single-chip microcomputer 8 and process.Single-chip microcomputer 8 is first preserved the positional information of GPS module 5, after by ZigBee module 4, this information is sent to matching side.ZigBee module 4 sends to single-chip microcomputer 8 to process the match party positional information of receiving.Single-chip microcomputer calculates and compares the positional information of two same times, and is translated into directional information, and this directional information is showed with indicating module, reaches the tracking object of certain distance.

Advantage of the present utility model is as follows:

1, can be accurate, find fast and lost article, reduce the possibility of the loss of property.

2, low energy consumption, can ensure the availability of equipment in a long time.

3, portability is strong, departs from mobile phone and exists, and is convenient to marketing.

4, expansibility is strong, can the more complicated network structure of assembly.

5, simple, cost performance is high, and potentiality to be exploited is large.

Brief description of the drawings

Fig. 1 is the little article losing-proof system architecture diagram based on ZigBee and GPS of the present utility model.

Embodiment

, the technical solution of the utility model is described in further detail by specific embodiment as figure below in conjunction with instructions.

System architecture of the present utility model as shown in Figure 1.

The utility model proposes a kind of anti-lost system based on ZigBee and GPS technology.This anti-lost system can not only reduce the dependence of locating system to GPRS or mobile phone, little article is carried out antitheft, and can after loss, further follow the trail of object.

This system is made up of two and above equipment, and each equipment inner structure is all identical.Its inner structure has comprised the first power module 1, second source module 2, indicating module 3, ZigBee module 4, GPS module 5, Wireless alarm module 6, automatic switch 7 and single-chip microcomputer 8.

Described the first power module 1 is connected with single-chip microcomputer 8 by automatic switch 7, is its power supply;

Described second source module 2 is powered for Wireless alarm module 6, and described Wireless alarm module 6 is connected with the control end of automatic switch 7;

Described indicating module 3, ZigBee module 4, GPS module 5 are all connected with single-chip microcomputer 8 by serial ports.

System architecture of the present utility model as shown in Figure 1.The operation of whole system is divided into two parts, and short-distance alarm and middle distance are followed the trail of; Short-distance alarm is mainly completed by Wireless alarm module 6, and second source module 2 is powered for Wireless alarm module 6 always.Transtation mission circuit and the receiver of this module are kept in communication within the specific limits.Once communication disappears, start to report to the police, and open the switch between the first power module 1 and single-chip microcomputer 8, middle distance tracing system is started working; When after system energising, GPS module 5 receives information according to certain frequency, and the information of receiving is issued to single-chip microcomputer 8 and process.Single-chip microcomputer 8 is first preserved the positional information of GPS module 5, after by ZigBee module 4, this information is sent to matching side.ZigBee module 4 sends to single-chip microcomputer 8 to process the match party positional information of receiving.Single-chip microcomputer 8 calculates and compares the positional information of two same times, and is translated into directional information, and this directional information is showed with indicating module 3, reaches the tracking object of certain distance.

Described ZigBee module 4 adopts the mode of slave pairing, and slave and main frame carry out aforesaid communication, do not contact, to ensure the uniqueness of data between slave and slave.

Described Wireless alarm module 6 is to reach when equipment 1 and the distance of equipment 2 after certain numerical value, two equipment are being sounded the alarm simultaneously, and make location tracking system separately should enter duty, target device is followed the trail of.

Described GPS communication module 5 can automatically be located and data are sent to single-chip microcomputer 8.

Described single-chip microcomputer 8 is as the control module of whole equipment, and the part that it connects has 4, one GPS locating modules 5 of a ZigBee communication module and an indicating module 3.In the overall operation process of system, second source module 2 is to alarm power supply, and after alarm sounds, single-chip microcomputer 8 is carried out instruction 1: after short distance is reported to the police, slave is sent to main frame by the network address of self by ZigBee.The data of the GPS location gained that this single-chip microcomputer 8 connects are directly transferred to single-chip microcomputer 8 by serial ports 1, are stored in register.Single-chip microcomputer 8 is carried out instruction 2:: this address is sent to panalarm by ZigBee.The ZigBee module 4 that this single-chip microcomputer 8 connects imports by serial ports 2 data that receive into single-chip microcomputer 8 simultaneously, stores.Finally, single-chip microcomputer 8 is carried out instruction 3: when single-chip microcomputer 8 receives after two parts information, by they calculating of comparing, determine the method for operation of indicating module 3 according to the result of calculating.The owner of lost property can follow the trail of according to indicating module 3 indicated directions.No matter can accomplish like this which end loss can search.

Claims (2)

1. the little article losing-proof system based on ZigBee and GPS technology, comprise the first power module (1), second source module (2), indicating module (3), ZigBee module (4), GPS module (5), Wireless alarm module (6), automatic switch (7) and single-chip microcomputer (8), it is characterized by:

Described the first power module (1) is connected with single-chip microcomputer (8) by automatic switch (7);

Described second source module (2) is Wireless alarm module (6) power supply, and described Wireless alarm module (6) is connected with the control end of automatic switch (7);

Described indicating module (3), ZigBee module (4), GPS module (5) are all connected with single-chip microcomputer (8).

2. little article losing-proof system according to claim 1, is characterized in that:

Described ZigBee module adopts the mode of slave pairing, and slave is arranged on article, and main frame is placed in it carrier, and slave and main frame carry out communication by ZigBee module.