CN104481264A

CN104481264A - Intelligent alarm anti-theft door-lock system

Info

Publication number: CN104481264A
Application number: CN201410726032.XA
Authority: CN
Inventors: 顾吉林; 郭淑敏; 马驰; 葛新宇; 黄善鹏; 王海玲; 兰颖
Original assignee: Liaoning Normal University
Current assignee: Liaoning Normal University
Priority date: 2014-12-04
Filing date: 2014-12-04
Publication date: 2015-04-01

Abstract

The invention discloses an intelligent alarm anti-theft door-lock system comprising a single chip microcomputer, a door-lock switch controlling circuit connected with the single chip microcomputer, a key inserting monitoring circuit and an RF (radio frequency) module. The single chip microcomputer further controls a sound-light alarm circuit and a GSM (global system for mobile communications) communication module to work, and the GSM communication module is connected with a users' mobile terminal through a wireless net. A transmitter module is arranged in a mode of being matched with the RF module. The door-lock switch controlling circuit is mounted inside the door lock, the key-inserting monitoring circuit comprises an infrared transmitting light sensor, and the infrared transmitting light sensor is mounted inside the door lock. The intelligent alarming anti-theft door-lock system is simple in structure, ingenious in design, and available for monitoring the status of the door lock at any time, and sending alarm information to circumference and the owner when act of theft happens.

Description

Intelligent alarm theftproof door lock system

Technical field

The present invention relates to a kind of burglary-resisting system, particularly a kind of Intelligent alarm theftproof door lock system.

Background technology

In order to prevent other people from entering room without permission, door being all provided with door lock, only having and utilizing associated key door lock could be opened.But there are some lawless persons that various instrument (as master key, thin hook, plastic sheet, tinfoil etc.) can be utilized to be opened by door lock, bring the loss in economic asset, some doors with anti-theft feature or door lock have been there is on the market now for this reason, but these doors and door lock are improve in frame for movement mostly, avoided theft by the complexity increasing illegal opening door lock the generation of behavior, and along with the technology of thief and the progress of instrument, these doors or door lock also cannot well realize antitheft.Especially the door lock of this quasi-tradition is once after being unlocked, and without any way notice not house owner at the scene, causes house owner cannot real-time various remedial measure in time, causes economic loss.Therefore now a kind of Anti-theft door lock that can solve the problem is needed.

Summary of the invention

The present invention is the above-mentioned deficiency in order to solve existing for prior art, proposes a kind of structure simple, designs ingenious, can monitoring door lock status at any time, and the Intelligent alarm theftproof door automatically sent a warning with owner towards periphery when larceny occurs locks system.

Technical solution of the present invention is: a kind of Intelligent alarm theftproof door lock system, it is characterized in that: described system comprises single-chip microcomputer, what be connected with single-chip microcomputer is provided with door interlock switch control circuit, key inserts observation circuit and RF module, this single-chip microcomputer also controls sound light alarming circuit and gsm communication module work, and gsm communication module is connected by wireless network with user mobile phone terminal, what match with above-mentioned RF module is provided with transmitter module, above-mentioned door interlock switch control circuit is positioned at door lock inside, when Door-lock bolt be in stretch out state time, door interlock switch control circuit is to single-chip microcomputer output low level, when Door-lock bolt is in recovery state, door interlock switch control circuit exports high level to single-chip microcomputer, above-mentioned key inserts observation circuit and comprises an infrared transmission optical sensor, this infrared transmission optical sensor is arranged on door lock inside, when not having key to insert door lock, the infrared light that infrared transmission optical sensor sends is unobstructed, key inserts observation circuit to single-chip microcomputer output low level, when key inserts door lock, the infrared light that infrared transmission optical sensor sends is blocked, key inserts observation circuit and exports high level to single-chip microcomputer.

Compared with the existing technology, tool has the following advantages in the present invention:

The Intelligent alarm theftproof door lock system of this kind of form of structure, its structure is simple, designs ingenious, rationally distributed.The variety of problems that it exists for the door lock of traditional mechanical anti-theft formula, design a kind of can the automatic decision intellectualizing system that whether have key to insert door lock, door lock whether to open, it can verify whether unlocking person is legal house owner, and environment and house owner give the alarm towards periphery timely, be convenient to house owner adopt remedial measures timely, fast, reduce the economic loss even avoiding house owner.And its manufacture craft is simple, and cheap for manufacturing cost, therefore can say that it has possessed multiple advantage, be particularly suitable for applying in the art, its market prospects are very wide.

Accompanying drawing explanation

Fig. 1 is the block diagram of system of the embodiment of the present invention.

Fig. 2 is the system flow chart of the embodiment of the present invention.

Detailed description of the invention

Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described.As Fig. 1, shown in Fig. 2: a kind of Intelligent alarm theftproof door lock system, this system comprises one for the single-chip microcomputer of signal transacting and transmission, what be connected with this single-chip microcomputer is provided with door interlock switch control circuit, key inserts observation circuit and RF module, this single-chip microcomputer can also control sound light alarming circuit and gsm communication module carries out work simultaneously, and above-mentioned gsm communication module also passes through wireless network (as 2G network with user mobile phone terminal, the network that 3G network etc. are conventional) be connected, what match with described RF module is provided with transmitter module, user carries with transmitter module, data transmission is carried out for RF module,

Above-mentioned door interlock switch control circuit is arranged on door lock inside, when Door-lock bolt be in stretch out state time (during locking state), door interlock switch control circuit is to single-chip microcomputer output low level, when Door-lock bolt is in recovery state (when being in opening), door interlock switch control circuit exports high level to single-chip microcomputer, and namely single-chip microcomputer now can judge that door lock is opened;

Above-mentioned key inserts observation circuit and comprises an infrared transmission optical sensor, this infrared transmission optical sensor is arranged on door lock inside, under the state not having key to insert door lock, the infrared light that infrared transmission optical sensor sends blocks without any, key inserts observation circuit to single-chip microcomputer output low level, but when key inserts door lock, the infrared light that infrared transmission optical sensor sends can be blocked by key, key inserts observation circuit and exports high level to single-chip microcomputer, and namely single-chip microcomputer now can judge that key inserts door lock.

The Intelligent alarm theftproof door of the embodiment of the present invention locks the flow process of system as shown in the figure: first carry out system initialization, then according to the signal that RF module is sent, single-chip microcomputer judges that whether the identity of unlock staff is legal, if legal, directly return information starts, unlock staff can normal opening door lock, will enter alarm condition as illegal; After entering alarm condition, first judged whether that illegal key inserts, insert if any illegal key, then start sound light alarming circuit to report to the police, monitor door lock simultaneously and whether be opened, as door lock is opened under illegal state, automatically alarm note is sent to user mobile phone terminal by gsm communication module, notify user, as door lock is not opened, then retrieval system program starts.

The course of work of the Intelligent alarm theftproof door lock system of the embodiment of the present invention is as follows: carry the house owner of transmitter module when opening the door, RF module sends signal to single-chip microcomputer, even if single-chip microcomputer obtains the signal that key inserts, door lock is opened, also can not control sound light alarming circuit work, house owner normally can open door and enter within doors;

When the unauthorized person master key or other instruments that do not carry transmitter module open the door, as long as the infrared light that infrared transmission optical sensor sends is blocked by object, just illustrating has object to insert door lock, therefore key inserts observation circuit and can export high level to single-chip microcomputer, and single-chip microcomputer now can judge that people carries out door opening action; Meanwhile, if RF module do not receive that the transmitter module that matches sends signal, RF module can output signal to single-chip microcomputer, single-chip microcomputer can judge that the personnel implementing door opening action are not house owner people, then can control sound light alarming circuit work, send audible and visible alarm towards periphery, prompting surrounding people this person implements unlawful activities; If thief stops stealthy activity and leaves, sound and light alarm stops; If thief proceeds stealthy activity and successfully to be opened by door lock, now door interlock switch control circuit then can detect that door lock is unlocked, and export high level to single-chip microcomputer, then Single-chip Controlling gsm communication module sends warning information on the mobile phone of trend house owner, reminds house owner to go home, report to the police or take other measure in time.

Claims

1. an Intelligent alarm theftproof door lock system, it is characterized in that: described system comprises single-chip microcomputer, what be connected with single-chip microcomputer is provided with door interlock switch control circuit, key inserts observation circuit and RF module, this single-chip microcomputer also controls sound light alarming circuit and gsm communication module work, and gsm communication module is connected by wireless network with user mobile phone terminal, what match with above-mentioned RF module is provided with transmitter module, above-mentioned door interlock switch control circuit is positioned at door lock inside, when Door-lock bolt be in stretch out state time, door interlock switch control circuit is to single-chip microcomputer output low level, when Door-lock bolt is in recovery state, door interlock switch control circuit exports high level to single-chip microcomputer, above-mentioned key inserts observation circuit and comprises an infrared transmission optical sensor, this infrared transmission optical sensor is arranged on door lock inside, when not having key to insert door lock, the infrared light that infrared transmission optical sensor sends is unobstructed, key inserts observation circuit to single-chip microcomputer output low level, when key inserts door lock, the infrared light that infrared transmission optical sensor sends is blocked, key inserts observation circuit and exports high level to single-chip microcomputer.