CN2196169Y

CN2196169Y - Anti-theft alarm safe

Info

Publication number: CN2196169Y
Application number: CN 94210061
Authority: CN
Inventors: 徐华
Original assignee: Individual
Current assignee: Individual
Priority date: 1994-04-26
Filing date: 1994-04-26
Publication date: 1995-05-03
Anticipated expiration: 2004-04-26

Abstract

A safe with anti-theft alarm function is composed of a safe body, a lock cylinder plate, lever cross rods, a lever arm, a tongue lock, a cipher lock and an alarm circuit.

Description

Anti-theft alarm safety box

The utility model belongs to safety cabinet, particularly a kind of anti-theft alarm safety cabinet.

Existing commercially available general insurance cabinet, the thief destroys easily, does not have warning device safety inadequately again.Computer code's safety cabinet, the circuit complexity, easily interference, misoperation, unstable properties, the safety cabinet that also has is a wired alarming, and the thief easily penetrates, and safety factor is not high.

The purpose of this utility model is to provide a kind of simple in structure, stable performance, safe and reliable burglar alarm safety cabinet.

Technical solution scheme of the present utility model is such: form lever locking mechanism in cabinet door the inside by lever arm, lever cross bar, lock plate, lock, there are tongue lock, cross bar center that hole slot is arranged up and down between the two lever cross bars, with the stroke link stopper, press the dead bolt link stopper on the cross bar in addition, lock plate inside front has fixture block, on the cabinet door outside the fixture block coding disk is arranged, the hole groove is arranged on the coding disk circumferential edge, fixture block sticks into the hole groove, link stopper is depressed dead bolt, and the lock plate inwardly leans on, and lock leaves the lockhole of cabinet doorframe, safety cabinet is an open mode, otherwise then for shutting state.Also be provided with warning circuit, connected by the connection triggering controllable silicon of trigger and touch with the acoustic-electric road, audio frequency is given Yang Shengqi and is sent chimes of doom after power amplifier amplifies, and reaches the warning purpose.

When opening cabinet as the thief with key, unlocking cipher is to promptly reporting to the police, and in alarm procedure, power off switch stops to report to the police in, and should transfer password, opens door lock with key, promptly stops to report to the police.

The utility model has the advantages that simple and reasonable, dual fail-safe, safe and reliable reaches the purpose of burglar alarm.

Below in conjunction with drawings and Examples the utility model is further described.

Fig. 1 is an integrally-built unlocking condition view of the present utility model.

Fig. 2 is the integrally-built Status view that shuts of the present utility model.

Fig. 3 is a faceplate view of the present utility model.

Fig. 4 is the electrical schematic diagram of the utility model warning circuit structure.

Fig. 1, Fig. 2, among Fig. 3, lever cross bar (1,16), press tongue backset piece (2), stroke link stopper (3,21), spring (4,22), coding disk (5), rotating shaft (6), hole groove (7), fixture block (8), lever arm (10), self-lock switch (11), rotating shaft (9,12,26), hole groove (13), lock plate (14,27), door lock post (15), tongue lock bearing (17), tongue lock (18), lock core (19), hole slot (20,23), latch (24), bearing (25), handle (28), lockhole (29), dial (30), dead bolt (31), motion bar (32), coil (33), backstay (34), insulating slab (35).

In circuit shown in Figure 4, resistance R 1, trigger K and controllable silicon SCR trigger electrode are connected in series, the SCR negative electrode connects power cathode, anode connects capacitor C 1 negative pole, touch 2. pin with acoustic-electric road ic chip 1, power amplifier ic chip 2 4. pin and Yang Sheng device Y, IC1 4., 5. pin serial connection select acoustic(al) switch K3,5. pin series resistor R2,6., 7. pin series resistor R3,3. pin output audio signal is through 2. pin of the input of capacitor C 2 coupling power discharging ICs 2, audio frequency after IC2 amplifies is delivered to Yang Sheng device Y by 5. pin output through capacitor C 3, sends chimes of doom.The 6. pin of capacitor C 1 positive pole, R2, IC2 meets self-lock switch K2, and K2 is connected in series positive source with K switch 1.Operating principle is: during alert status, and power turn-on K switch 1, when safe door is locked, the self-locking of K2 switch connection.When cabinet move or password not to the time unblank, trigger K swing, moment contact coil promptly triggers the controllable silicon SCR conducting, 1 conducting of simulated sound IC circuit, the 3. pin output audio signal of IC1, after capacitor C 2 coupling power amplifier IC2 amplify audio signals, deliver to Yang Shengqi through capacitor C 3 and send chimes of doom, can stamp and select acoustic(al) switch K3 to send police whistle sound, reach the purpose of warning by 5. pin output.

Embodiment of the present utility model: with reference to Fig. 1, Fig. 2, shown in Figure 3, cross bar (1) is connected with lock plate (14), cross bar (16) is connected with lock plate (27), lock plate (14, the 27) outside respectively is welded with door lock post (15) up and down, cross bar (1,16), lock plate (14,27) are made with steel plate, post (15) is made with round iron, has hole groove (13), axle (12) to slide up and down along groove (13) in the middle of the plate (14).There is hole slot (23,20) at the plate center that cross bar (1,16) is positioned at tongue lock (18) upper-lower position, card has stroke link stopper (3,21) in the groove, in groove (20,23) lining, spring (4, a 22) end is fixed on bar (1,16) the plate face link stopper (3,21) by spring (4,22) tension.Bar is equipped with lever arm (10) between (1,16), is movingly between axle (9) and bar (1, the 16) installing hole, can slide swing mutually between lever arm (10) and the bar (1,16).Axle (26) is equipped with in bar (10) centre, rotating shaft (26) is supported by bearing (25), axle (26) is connected with handle (28), tighten up by latch (24), bar (10) can be swung when handle (28) pulling, position dress tongue lock (18) between the hole slot (20,23) in the middle of the bar (1,16), tongue lock (18) is supported by bearing (17).Dead bolt (31) is that side is equipped with link stopper (2), and link stopper (2) welds on bar (1), and when dead bolt was descending, dead bolt (31) is depressed or left to link stopper with bar (1) move left and right, and lockhole (29) is corresponding with lock core (19).Coding disk (5) is corresponding with panel dial (30), and there is hole groove (7) in coding web portion, and hole groove (7) manufactures mutually with fixture block (8), and fixture block (8) sticks into dish (7) lining.Fixture block (8) welds solid on the inboard top of plate (14).

Triggering K in the circuit as shown in Figure 4, use greater than the copper cash of diameter 1mm and make as shown in Figure 1 coil (33) and motion bar (32), and be fixed on the insulating slab (35), plate (35) is cemented on the iron plate, motion bar (32) passes on coil (33) centerlock, backstay (34) location is arranged, coil (33) connects the trigger electrode of controllable silicon SCR with lead, motion bar (32) connects resistance R 1 with lead, backstay (34) is to make with copper cash, and is fixed on the cross bar (1).Self-lock switch (11) is fixed on the lever arm (10), connects the 6. pin of K switch 1 and IC2 with lead.Yang Sheng device Y1 is fixed in the cabinet, and battery E is fixed in the cabinet door, power switch K1, selects acoustic(al) switch K3 to be fixed on the cabinet door-plate lower left corner, and the element in the circuit is welded on the circuit board, and is fixed in the cabinet door, connects Yang Sheng device Y, battery E and K switch 1 with lead.

Claims

1, a kind of burglar alarm safety cabinet, comprise cabinet, the lock plate, the lever cross bar, lever arm, the tongue lock, coded lock, warning circuit, it is characterized in that lever arm (10), lever cross bar (1,16), lock plate (10), lock (15) is formed lever locking mechanism, lever cross bar (1, tongue lock (18) is arranged 16), cross bar (1,16) there is hole slot (20 at the center, 23) and stroke link stopper (3,21), press tongue backset piece (2), on plate (14) medial roof fixture block (8) is arranged, coding disk (5), on coding disk (5) circumferential edge hole groove (7) is arranged, fixture block (8) sticks into groove (7) lining, hole, link stopper (2) is depressed dead bolt (31), the lock plate inwardly leans on, and lock (15) leaves the lockhole of cabinet doorframe;

The resistance R 1 of anti-theft warning circuit, trigger K and controllable silicon SCR trigger electrode are connected in series, the SCR negative electrode connects power cathode, anode connects capacitor C 1 negative pole, 2. the pin of ic chip 1,4. the pin of ic chip 2 and Yang Sheng device Y, IC1 4., 5. pin is connected in series K switch 3,5. pin series resistor R2,6., 7. pin series resistor R3,3. pin output audio signal is through 2. pin of capacitor C 2 coupling power discharging ICs 2 inputs, amplifying the back audio frequency through IC2 is exported by 5. pin and delivers to Yang Sheng device Y through capacitor C 3, send chimes of doom, capacitor C 1 positive pole, R2, the 6. pin of IC2 meets self-lock switch K2, and K2 is connected in series positive source with K switch 1.

2, burglar alarm safety cabinet according to claim 1, it is characterized in that trigger K, form by coil (33) and motion bar (32), motion bar (32), coil (33) are fixed on the insulating slab (35), motion bar (32) passes on coil (33) centerlock, backstay (34) location is arranged, self-lock switch K2 is fixed on the lever arm (10), power switch K1, select acoustic(al) switch K3 to be fixed on the cabinet door-plate lower left corner, dry cell and circuit board are fixed on the cabinet door, interiorly connect with lead.