CN201209346Y

CN201209346Y - Double pick-proof monitoring alarm unit for door lock

Info

Publication number: CN201209346Y
Application number: CNU2008200293799U
Authority: CN
Inventors: 段小虎; 王曙钊; 王峻; 张立; 张军; 樊映天
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-06-17
Filing date: 2008-06-17
Publication date: 2009-03-18
Anticipated expiration: 2018-06-17

Abstract

The utility model discloses a double door-lock pickproof monitoring alarm device which comprises an SCM (Single-Chip Microcomputer) monitoring control unit and an alarm response unit connected with an alarm output signal of the SCM monitoring control unit, wherein an electronic cipher receiving module is arranged in the SCM monitoring control unit and is communicated with a mobile wireless launcher with the electronic cipher confirming function through a wireless antenna. The double door-lock pickproof monitoring alarm device is characterized in that a lock pickproof sensor is arranged on a lock core of a door, at least two door pickproof sensors are arranged between a side door edge of the lock core and a doorframe, and the lock pickproof sensor and the door pickproof sensors are all connected with the SCM monitoring control unit. The utility model is used for security doors of residents and security doors in important places of factories and departments, can effectively prevent burglary from occurring through picking locks or doors, and the like, and enhances the security precaution of the residents, the important places, and the like.

Description

The two pick-proof monitoring alarms of door lock

Technical field

The utility model relates to a kind of anti-theft device, particularly a kind of pick-proof lock based on authentication, anti-electronic monitoring warning device of forcing open the door.

Background technology

Popular in the market safe-guard door lock is mechanical lock basically, and the hotel door lock partly is magnetic card, IC card lock.The uniqueness of the shape raising lock/key of the former number/group number by increasing pellet shot from a slingshot or key increases the difficulty of illegally unblanking with this.The latter improves lock/key in advance by producer to the coding of card uniqueness (the long more uniqueness of the coding of card is high more) increases the difficulty of illegally unblanking with this.At present do not see that safe-guard door lock has magnetic card or IC-card.The existing mechanical door lock can't prevent picking lock by force, the destructive behavior of forcing open the door, or can not provide any alarm signal to these two kinds of behaviors, thereby the safety of this class lock is reduced.

There is a class to be independent of the so-called intelligent anti-theft alarm device of lock in addition, utilizes magnetic to survey the behavior of forcing open the door as doorframe (front and back) displacement transducer.The precision of this sensor lower (effective range that mainly is magnetic is bigger), need more greatly or very big displacement could trigger the warning part, what this in other words device was surveyed is " whether door is pried open ", rather than " behavior of whether forcing open the door is taking place ".In other words the thief can enter the room when it begins to report to the police.

For the strick precaution of picking lock behavior (unblank, insert the keyhole twistlock by force, open by mistake lock etc.) and the product of warning, do not see to have and sell or report with other key with metal tools with master key.

Summary of the invention

The purpose of this utility model provides a kind of cooperate and have with the mechanical lock pick-proof lock of electronic cipher authentication, anti-electronic monitoring warning device of forcing open the door.Its electronic cipher authentication is equivalent to magnetic card, IC-card function, combines with original mechanical lock, and dual raising comprehensively locks/uniqueness of key, strengthen safety.

For reaching above purpose, the utility model takes following technical scheme to be achieved:

The two pick-proof monitoring alarms of a kind of door lock, comprise single-chip microcomputer Monitoring and Controlling unit and the alarm response device that is connected with its alarm output signal, single-chip microcomputer Monitoring and Controlling unit built-in electronic password receiver module, write to each other by the wireless launcher with electronic cipher affirmation function that reception antenna and moves, it is characterized in that: the lock core of door is provided with the pick-proof lock sensor; Between lock core side door edge and doorframe two pick-proof door sensors are set at least, the pick-proof lock sensor all is connected single-chip microcomputer Monitoring and Controlling unit with the pick-proof door sensor.

In the such scheme, it is not have the place of mechanical billiard to make a call to a hole that penetrates the axis on lock core that the lock core of described door is provided with the pick-proof lock sensor, at these two ends, hole infrared light radiated element and infrared light receiving element is installed respectively on the direction in axle center.Described pick-proof door sensor is launched-the receiver composition by a pair of infrared light, can be connected into correlation or reflective two kinds of mounting structures.Described alarm response device comprises siren device or telephone alarm device, or both have concurrently.Telephone alarm device comprises the automatic dial module that single-chip microcomputer Monitoring and Controlling unit is built-in, and it is connected and fixed phone by telephone wire.

(infrared) photo-detector that the utility model adopts the single-chip microcomputer Monitoring and Controlling unit based on identity validation to cooperate with mechanical lock/key can effectively be monitored the state of " the picking lock behavior takes place "; (infrared) photo-detector that is installed on lock side door edge can effectively be monitored the state of " behavior of forcing open the door takes place "; as long as this one of them generation of two behaviors; system just sends telephone phonic alarm information (quoting the specified place that the picking lock of forcing open the door takes place) and on-the-spot siren alarm signal rapidly; notice security personnel or 110 and owner; in time stop the continuity of two sled behaviors, strengthened the safeguard protection coefficient.

The utility model can be used for the security door in the important place of resident resident family and factory, office.Adopt that this technology can effectively prevent picking lock, the generation of burglary such as force open the door, strengthen the safety precaution in resident family, important place etc.

Description of drawings

Fig. 1 is a structure chart of the present utility model.

Fig. 2 is the pick-proof lock sensor scheme of installation among Fig. 1.

Fig. 3, Fig. 4 are the two kinds of different mounting meanss of pick-proof door sensor among Fig. 1.

Fig. 5 is the utility model monitor control system functional block diagram.

Fig. 6 is the single-chip microcomputer Monitoring and Controlling element circuit schematic diagram in Fig. 5 frame of broken lines.

Among Fig. 1 to Fig. 6,01, single-chip microcomputer Monitoring and Controlling unit; 02,89c2051 singlechip chip; 03, voice recording playing module; 04, automatic dial module; 05, Optical Receivers; 06, light emission module; 07a, electronic cipher receiver module; 07b, electronic cipher identity validation module; 07c, reception antenna; 08, pick-proof lock sensor; 08a, 08b, infrared light radiated element and infrared light receiving element; 09, lock core; 10, door; 10a, 10b pick-proof door sensor; 12, high loudness alarm; 12a, warning driver module; 12b, siren device; 13, telephone wire; 14, landline telephone.

The specific embodiment

The utility model is described in further detail below in conjunction with drawings and Examples.

As Fig. 1, Fig. 3, shown in Figure 4, the utility model by single-chip microcomputer Monitoring and Controlling module 01, pick-proof lock monitoring sensor 08 and pick-proof

door monitoring sensor

10a, 10b, finish electronic cipher and confirm that assembly wireless launcher 07b and reception antenna 07c, fixation phone line 13 and the high loudness alarm 12b of function are formed.Anti-monitoring photoelectric sensor 10a, the 10b of forcing open the door can adopt correlation mounting structure (Fig. 3); Also can adopt reflective structure that (Fig. 4) is installed.

The pick-proof lock sensor 08 of present embodiment and pick-

proof door sensor

10a, 10b adopt infrared photoelectric sensor.Wireless receiving antenna 07c can be built-in.Fixed telephone 14 among the figure is not necessary (only using to dialer input telephone number the time), as long as this system just is connected and can works with outside line 13.

As shown in Figure 2, (aperture is decided by selected optical detection device not have the place of mechanical billiard to make a call to a hole that penetrates the axis on lock core 09, be adapted to dull and stereotyped key cylinder and many ribs key cylinder), infrared light radiated element and infrared light receiving element (8a) are installed (8b) respectively on the direction in axle center at these two ends, hole.

As shown in Figure 5, monitor control system is made up of single-chip microcomputer master controller, electronic identity affirming module 07, phone dialer 04 and telephone wire 13, pick-proof lock probe and

lock core

08,09, anti-probe 10a, 10b and the high loudness siren alarm 12 of forcing open the door.

As shown in Figure 6, single-chip microcomputer Monitoring and Controlling unit 01 comprises following submodule: 89C2051 singlechip chip 02, voice recording playing module 03, dial module 04, photelectric receiver module 05, light emission module 06, electronic cipher receiver module 07a, warning drive circuit 12a, siren device 12b (external) automatically, wherein in circuit in two square frames be the partial circuit that is external on lock core and the door.Single-chip microcomputer 02 program is write by assembler language, finishes various monitorings, judgement, control function.

The utility model can be finished following function:

1. electronic cipher identity validation: this system transmits password by a pair of high frequency wireless launcher-receiver, desires the person's of unblanking identity (owner or non-owner) in order to differentiation; Adopt a kind of integrated circuit coding chip, can produce 2 in theory ⁶⁴The group password makes and utilizes the product of this coding techniques almost not have repeated code.

2. electronics pick-proof lock monitoring: when this system judge that wireless receiver receives be encoded to non-mastership (or without any identity validation sign indicating number) time, to send corresponding alarm signal immediately being the picking lock behavior to any operation judges of door lock after this with key or foreign matter form.Generally the photocell in lock core is in " bright attitude " always, and light receiving element always can be received " bright " signal.In case optical signal is stopped that by key or foreign matter what receiving element was received is " secretly " signal, under not obtaining the situation of identity validation, system will judge that this situation is " the picking lock behavior takes place " this moment.

3. the anti-monitoring of forcing open the door of electronics: this system can monitor the micro-displacement on door lock one side door limit, exceeds fence coverage and (5～15mm) time, sends corresponding alarm signal immediately when monitor this displacement under the improper situation of unblanking.Generally photocell is in " bright attitude " always, and light receiving element always can be received " bright " signal.In case any a pair of reception light and emission optical axis are when departing from fence coverage, what receiving element was received is " secretly " signal, does not obtain in system this moment under the situation of identity validation and will judge that this situation is " behavior of forcing open the door takes place ".

4. automatic telephone is reported to the police: this system has the interface with indoor fixed telephone, as long as two leads that system is drawn directly link to each other with fixed telephone just can work.When the generation picking lock, when forcing open the door situation, Automatic Cycle is dialled 5 telephone numbers that prestore outward (at first put through one of security personnel's janitor's room or 110 anti-riot numbers, next puts through one of owner's number), and play the sound (quoting the place that merit takes place) that owner prerecords.

5. on-the-spot siren is reported to the police

In above-mentioned out-going call, this system for field can send high-decibel siren alarm sound, the merit producer is produced deterrent force, prevention behavior continuity.

Claims

1. two pick-proof monitoring alarms of a door lock, comprise single-chip microcomputer Monitoring and Controlling unit (01) and the alarm response device that is connected with its alarm output signal, single-chip microcomputer Monitoring and Controlling unit (01) built-in electronic password receiver module, write to each other by the wireless launcher (07b) with electronic cipher affirmation function that reception antenna (07c) and moves, it is characterized in that: the lock core of door is provided with pick-proof lock sensor (08); Between lock core side door edge and doorframe two pick-proof door sensors (10a, 10b) are set at least, pick-proof lock sensor (08) all is connected single-chip microcomputer Monitoring and Controlling unit (01) with pick-proof door sensor (10a, 10b).

2. the two pick-proof monitoring alarms of door lock according to claim 1, it is characterized in that, it is not have the place of mechanical billiard to make a call to a hole that penetrates the axis on lock core that the lock core of described door is provided with pick-proof lock sensor (08), infrared light radiated element and infrared light receiving element (08a) is installed (08b) on the direction in axle center respectively at these two ends, hole.

3, the two pick-proof monitoring alarms of door lock according to claim 1 is characterized in that described pick-proof door sensor (10a, 10b) is formed by a pair of infrared light emission-receiver, can be connected into correlation or reflective two kinds of mounting structures.

4, the two pick-proof monitoring alarms of door lock according to claim 1 is characterized in that described alarm response device comprises siren device or telephone alarm device, or both have concurrently.

5, the two pick-proof monitoring alarms of door lock according to claim 4 is characterized in that described telephone alarm device comprises the automatic dial module that single-chip microcomputer Monitoring and Controlling unit (01) is built-in, and it is connected and fixed phone (14) by telephone wire (13).