CN2476620Y - Electronic anti-theft alarm lock - Google Patents

Abstract

The utility model discloses an electric burglar-proof alarm lock, which comprises a lock body, a cylinder, a bolt, a trumpet, a round bolt, a power source, a resistance and an integrated circuit block. The utility model is characterized in that: the lock body is provided with a trumpet. A battery tube is installed inside the lock body. Lower end of the bolt is provided with an abutting hook which is provided with a stuck insulating block and a contact block, an electric alarming circuit is installed inside the lock body. The utility model has the advantages of easy installation, low cost and reliable installing. When one breaks down, the circuit will be connected, the alarm will send out sound which stops by removing the back locking. Thus, the lockset has excellent burglar-proof effect.

Description

The electronic anti-theft alarming lock

The utility model relates to a kind of door lock, particularly a kind of lock that can send chimes of doom.

Currently marketed lock, various in style, function is more single mostly, only play the pick-proof and anti-theft effect, rise the peace front yard board door lock that metal product plant is produced as Zhongshan City, Guangdong Province exhibition, have solid and reliable, compact conformation, use flexible characteristic, have pick-proof, defence, anti-" omnipotent spoon " unblank and lock after prevent from not have the performance of key unlocking, but it can not send chimes of doom, lacks good warning function; Have again and a kind ofly on the market can directly dial the lock of police emergency call 110, but cost an arm and a leg, install complicated.

The purpose of this utility model provides a kind of solid and reliable, compact conformation, use is flexible, easy for installation, cost is low, can send the electronic anti-theft alarming lock of chimes of doom.

The technical solution of the utility model is: tapered end 2, dead bolt 3, circle tongue 10 is installed in the lock body 1, have bellmouth orifice on lock body 1 panel, loudspeaker 4 are installed, lock body 1 inner tip is equipped with battery tube 15, battery tube 15 is installed battery cover 14 with lock body 1 side junction, the bonding collets 17 of the battery tube 15 inner other ends, bonding contact block 16 on the collets 17, contact block 16 joins by lead and contact block 8, be equipped with to piece crotch 9 dead bolt 3 lower ends, supports piece crotch 9 one ends and stretch out lock body 1 side, and do not contact with lock body 1, support on the piece crotch 9 and be stained with collets 7, bonding contact block 8 on the collets 7, when lock was opened, contact block 8 joined with contact block 6, contact block 6 is bonded on the collets 5, collets 5 are bonded on lock body 1 side, bonding collets 12 between circle tongue 10 and the tapered end 2, bonding contact block 13 on the collets 12, when lock was locked, contact block 13 moved with contact block 11 with circle tongue 10 and joins; Electronic alarm circuit is: power supply E positive pole and K switch ₁A end and controllable silicon anode A end join resistance R ₁A end and K switch ₁B end join resistance R ₁The a end and the SCR control utmost point G of b end and capacitor C join, the b of capacitor C holds and K switch ₂B end join, 9 pin of controllable silicon negative electrode K and integrated circuit block and an end of loudspeaker 4 join, 6 pin of loudspeaker 4 other ends and integrated circuit block and the colelctor electrode c of triode join, and 5 pin of the base stage b of triode and integrated circuit block join, the E pin and the K switch of the emitter e of triode and integrated circuit ₂B end join, 3 pin and 2 pin of integrated circuit block pass through resistance R ₂Join, 7 pin of integrated circuit block link to each other K switch with the E pin with lead ₂A termination power E negative pole.K switch ₁A terminate on the contact block 8 K switch ₁B terminate on the contact block 6 K switch ₂B terminate on the contact block 13 K switch ₂A terminate on the contact block 11.

Adopt electronic anti-theft alarming lock of the present utility model, has easy installation, cost is low, solid and reliable, can report to the police for a long time, fashionable when forcing open the door, the contact block 8 that supports on the piece crotch 9 joins with contact block 6 on the lock body 1, and contact block 13 and contact block 11 join when locking, so this moment circuit turn-on, whether alarm sound behind the alarm sound, does not have the contact block 6 of appointing and contacts with contact block 8, alarm song can ring equally, having only ought be with key the releasing of locking of lock, and circle tongue 10 moves, and contact block 13 separates with contact block 11, alarm song just stops, so this lockset has good anti-theft alarm function.

Description of drawings:

Fig. 1 is that master of the present utility model looks schematic diagram;

Fig. 2 is a schematic rear view of the present utility model;

Fig. 3 is a circuit diagram of the present utility model.

Describe an embodiment of the present utility model in detail below in conjunction with accompanying drawing:

As Fig. 1, shown in 2, tapered end 2, dead bolt 3, circle tongue 10 is installed in the lock body 1, it is characterized in that having bellmouth orifice on lock body 1 panel, loudspeaker 4 are installed, lock body 1 inner tip is equipped with battery tube 15, battery tube 15 is installed battery cover 14 with lock body 1 side junction, the bonding collets 17 of the battery tube 15 inner other ends, bonding contact block 16 on the collets 17, contact block 16 joins by lead and contact block 8, be equipped with to piece crotch 9 dead bolt 3 lower ends, support piece crotch 9 one ends and stretch out lock body 1 side, and do not contact, support on the piece crotch 9 and be stained with collets 7 with lock body 1, bonding contact block 8 on the collets 7, when lock was opened, contact block 8 joined with contact block 6, and contact block 6 is bonded on the collets 5, collets 5 are bonded on lock body 1 side, bonding collets 12 between circle tongue 10 and the tapered end 2, bonding contact block 13 on the collets 12 is when lock is locked, contact block 13 moves and can join with contact block 11 with circle tongue 10, and contact block 11 is bonded on the lock body 1; As shown in Figure 3, power supply E positive pole and K switch ₁A end and controllable silicon anode A end join resistance R ₁A end and K switch ₁B end join resistance R ₁B end and capacitor C a end and SCR control utmost point G joins, the b of capacitor C holds and K switch ₂B end join, 9 pin of controllable silicon negative electrode K and integrated circuit block and an end of loudspeaker 4 join, 6 pin of loudspeaker 4 other ends and integrated circuit block and the colelctor electrode C of triode join, and 5 pin of the base stage b of triode and integrated circuit block join, the E pin and the K switch of the emitter e of triode and integrated circuit ₂B end join, 3 pin and 2 pin of integrated circuit block pass through resistance R ₂Join, 7 pin of integrated circuit block link to each other K switch with the E pin with lead ₂A termination power E negative pole.K switch ₁A terminate on the contact block 8 that is positive source, K switch ₁B terminate on the contact block 6 K switch ₂B terminate on the contact block 13 K switch ₂A terminate on the contact block 11 that is power cathode.

Electronic component-sized is as follows among the above embodiment: resistance R ₁Be 1K Ω, resistance R ₂Be 220K Ω, triode is C9013, and integrated circuit block is 9561, and loudspeaker are 0.3W, 80 Ω, and controllable silicon is BT169D, and electric capacity is 103 μ f.

When door is opened, that is lock when not locking, contact block 8 joins with contact block 6, is equivalent to the switch k in the electronic circuit herein ₁, contact block 13 separates with contact block 11, is equivalent to switch k herein ₂When on the door lock and after locking, contact block 8 separates because of the effect of supporting piece crotch 9 with contact block 6, i.e. switch k ₁Tear, contact block 13 moves with contact block 11 with circle tongue 10 and joins, i.e. switch k ₂Closure, at this moment, door lock is in the guard state, when door lock is pried open, support piece crotch 9 and stretch out, contact block 8 joins with contact block 6, circuit turn-on, alarm sound supports piece crotch 9 if press back once more this moment, contact block 8 and contact block 6 are separated, and because of electric capacity and silicon controlled effect, circuit is conducting still, alarm song is still continuous, has only this moment, opens with key and locks, return round tongue 10, contact block 13 and contact block 11 are separated, alarm song just stops.

Claims (2)

1, a kind of electronic anti-theft alarming lock, mainly by lock body (1), tapered end (2), dead bolt (3), loudspeaker (4), circle tongue (10), power supply E, composition such as resistance R and integrated circuit block, tapered end (2), dead bolt (3), circle tongue (10) is installed in the lock body (1), it is characterized in that having bellmouth orifice on lock body (1) panel, loudspeaker (4) are installed, lock body (1) inner tip is equipped with battery tube (15), battery tube (15) is installed battery cover (14) with lock body (1) side junction, the bonding collets of the inner other end of battery tube (15) (17), collets (17) are gone up bonding contact block (16), contact block (16) joins by lead and contact block (8), be equipped with to piece crotch (9) dead bolt (3) lower end, support piece crotch (9) one ends and stretch out lock body (1) side, and do not contact with lock body (1), support on the piece crotch (9) and be stained with collets (7), collets (7) are gone up bonding contact block (8), when lock is opened, contact block (8) joins with contact block (6), contact block (6) is bonded on the collets (5), collets (5) are bonded on lock body (1) side, bonding collets (12) between circle tongue (10) and the tapered end (2), collets (12) are gone up bonding contact block (13), when lock is locked, contact block (13) moves with contact block (11) with circle tongue (10) and joins, and contact block (11) is bonded on the lock body (1); Dress electronic alarm circuit in the lock body (1), power supply E positive pole and K switch ₁A end and controllable silicon anode A end join resistance R ₁A end and K switch ₁B end join resistance R ₁The a end and the SCR control utmost point G of b end and capacitor C join, the b of capacitor C holds and K switch ₂B end join, one end of controllable silicon negative electrode K and integrated circuit block 9 pin and loudspeaker (4) joins, 6 pin of loudspeaker (4) other end and integrated circuit block and the colelctor electrode c of triode join, 5 pin of the base stage b of triode and integrated circuit block join, the E pin and the K switch of the emitter e of triode and integrated circuit ₂B end join, 3 pin and 2 pin of integrated circuit block pass through resistance R ₂Join, 7 pin of integrated circuit block link to each other K switch with the E pin with lead ₂A termination power E negative pole.

2, electronic anti-theft alarming lock according to claim 1 is characterized in that K switch ₁A terminate on the contact block (8) that is positive source, K switch ₁B terminate on the contact block (6) K switch ₂B terminate on the contact block (13) K switch ₂A terminate on the contact block (11) that is power cathode.