CN2440233Y - Automatic alarming device for anti-theft door - Google Patents

Abstract

The utility model discloses an automatic alarming device for an anti-theft door, which comprises a cross anti-theft lock and a built-in trigger device, wherein the trigger device is connected with a self-latching circuit alarm and an alarm reporting telephone. When an owner goes out to lock the door, the self-latching circuit alarm opens automatically; when some one prizes the door at a tiny gap, the self-latching circuit alarm sends alarm sound to shock a brigand. Simultaneously, the alarm reporting telephone alarms to the number which is preset by the owner, and the utility model has sound warning tone. When the owner comes in, the self-latching circuit alarm closes automatically, the alarm reporting telephone still at the alert state, and the alarm reporting telephone can start to report bandit alarm at the emergent situation. The utility model does not alarm when the owner opens the door and alarms when some one prizes the door.

Description

The antitheft door autoalarm

The utility model relates to the antitheft door autoalarm of a kind of alarm and alarm call composition.

The antitheft door of Xiao Shouing is various in style in the market, and is each has something to recommend him, and structure differs from one another.But existing antitheft door is a still life, does not have antitheft audio alarm and warning device, and the ruffian can force open the door relievedly, or destroys behind its hinge, door lock, the linkage assembly and in the inlet chamber, and its owner, neighbours and public security organ have no way of finding out about it on every side.The CN2311595Y China utility model patent instructions of bulletin disclosed a kind of like this ratchet device, ratchet safety detent mechanism burglar alarm " pick-proof is caught and stolen the automatic alarm anti-theft door " of utilizing on March 24th, 1999, but this antitheft door production difficulty is big, the technical requirement complexity.The 40th, the 46th page of the 2nd phase of magazine " radio " of publishing in February, 1999 also disclosed a kind of latching circuit alarm that can be used on the door, but and door be not one, place separately, and special open and close use very inconvenient.In the 1st phase of magazine " radio " that publish in January, 1999,37 pages have also disclosed a kind of alarm call, special switch and door do not match and must preset time-delay and could report to the police, people's use is inconvenience also, often abandons and need not.

The utility model purpose provides a kind of and the quilt antitheft door one is prized warning device at once, i.e. moment antitheft door is pried open a crack or inlet chamber by the ruffian in, existing alarm song sounds, can play the threat effect to the ruffian, the ruffian is closed to fall alarm again, and neighbours have robber's feelings around can also reminding, and owner receives robbed or burgled alarm at once, and the ruffian also do not enter the room or inlet chamber in promptly captured, in case of emergency can report to the police automatically; Make more simply, cost is cheaper, need not to change existing antitheft door structure, is installed on the antitheft door, collects the warning device of antitheft, alarm song, three kinds of functions of warning.

For achieving the above object, the utility model adopts following technical proposals.

Described antitheft door autoalarm is made up of cross theftproof lock flip flop equipment, latching circuit alarm, alarm call.Cross theftproof lock flip flop equipment is installed on the safe-guard door lock hole site and gets final product, and the cross theftproof lock respectively has a tongue tube up and down, one and the series connection of latching circuit alarm; The latching circuit alarm is installed in the antitheft door top, on the position in existing doorbell hole; One and cross theftproof lock flip flop equipment, alarm call parallel connection can realize that alarm call reports to the police automatically, and alarm call can be placed on Anywhere indoor.

The alarm call of described antitheft door autoalarm links to each other with cross theftproof lock flip flop equipment, and middle tongue tube in parallel, tongue tube are fixed on the below of cross theftproof lock and the magnet of tongue tube symmetry is fixed on the doorframe.Cross theftproof lock flip flop equipment and tongue tube form a loop, are hollow; Tongue tube and alarm call form a loop again, also are hollow, and cross theftproof lock flip flop equipment, tongue tube, alarm call three structure are a day font.

Owing to adopt above technical scheme, the utlity model has following superiority: be with antitheft door significant difference in the past, common antitheft door is a still life, the ruffian can prize audaciously, hit, and this antitheft door is combined cross theftproof lock flip flop equipment, latching circuit alarm, alarm call, and connection line is in the middle of the antitheft door interlayer.Rectangular hole is preset in the inboard above antitheft door, and the latching circuit alarm is seated in this hole, and the sounding eye is left in the position of outside correspondence.In door, along with owner's open and close antitheft door, cross theftproof lock flip flop equipment automatic shutter, the latching circuit alarm opens and closes synchronously.Be that side door is pried open by the ruffian, alarm song is also continuous always, and door is closed, and the latching circuit alarm is also worked always, and the ruffian is closed to fall the latching circuit alarm yet.And loaded down with trivial details open and close alarm call when having avoided into and out of door; And forget out and can not report to the police, forget and close the wrong report that produces.This cross theftproof lock flip flop equipment is in the open and close door, and alarm call is opened forever, need not delay time, and enters alarm condition at once; This cross theftproof lock flip flop equipment is not reported to the police when owner opens the door, and enters after the door, and alarm call still is in opening, and is agaainst the law as messenger's behavior, owner can by or bump the office's (button) that sets in advance, start warning device and report to the police.

Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.

Fig. 1 is the antitheft door autoalarm, cross theftproof lock and flip flop equipment lateral side view.

Fig. 2 is the antitheft door autoalarm, the antitheft door structural representation.

Fig. 3 is the antitheft door autoalarm, circuit structure control principle figure.

Cross theftproof lock shown in Figure 1 and flip flop equipment, cross theftproof lock 1 built-in flip flop equipment 2, flip flop equipment 2 is as a whole with 1 one-tenth of cross theftproof lock.

Antitheft door autoalarm shown in Figure 2 is made up of cross theftproof lock 1, latching circuit alarm 3, tongue tube 4, magnet 5; Cross theftproof lock 1 is installed on the lockhole position of antitheft door 8, and latching circuit alarm 3 is installed in the top of antitheft door 8 inboards, and two tongue tubes 4 are installed in the upper and lower of antitheft door 8 inboard cross theftproof locks 1 respectively, and circuit is in the middle of the steel plate of antitheft door 8; Two magnet 5 are positioned on doorframe 7 and tongue tube 4 corresponding positions.

Antitheft door autoalarm circuit structure control principle figure shown in Figure 3, when owner goes out, along with antitheft door 8 is bumped, in the time of cross theftproof lock 1 lock antitheft door 8, tie point 12, the tie point 13 of flip flop equipment 2 are open-minded, the power supply 10 of latching circuit alarm 3 is opened, and the tie point 12 of flip flop equipment 2, tie point 13 form a single loop with latching circuit alarm 3, and the tongue tube 4 that is fixed on antitheft door 8 limits links to each other with latching circuit alarm 3.As long as have the people to prize antitheft door 8 this moment, pry open a crack, at this moment since the normally opened contact 6 of tongue tube 4 away from the attraction of magnet 5, cause the separation of the normally opened contact 6 of tongue tube 4, cause latching circuit alarm 3 circuit interruption, self-locking electrical equipment alarm 3 promptly sends ear-piercing alarm song, even if antitheft door 8 is closed again, the normally opened contact 6 of tongue tube 4 is attracted to coincide by magnet 5, and latching circuit alarm 3 also can sound the alarm always.Unless owner returns to open cross theftproof lock 1 with key, the tie point 12 of flip flop equipment 2, tie point 13 separate, and cause flip flop equipment 2 to interrupt, and the power supply 10 of latching circuit alarm 3 is closed, just latching circuit alarm 3 quits work.

Antitheft door autoalarm circuit structure control alarm call 9 parts shown in Figure 3, these device alarm call 9 parts are when owner goes out, the tie point 11 of the flip flop equipment 2 that cross theftproof lock 1 is built-in, tie point 13 separate, the normally opened contact 6 of tongue tube 4 is attracted closed by magnet 5, tongue tube 4 and alarm call 9 form a loop.At this moment, as long as someone prizes antitheft door 8, even if pry open a crack, the normally opened contact 6 of tongue tube 4 is in the moment of leaving magnet 5, cause the separation of the normally opened contact 6 of tongue tube 4, cause alarm call 9 circuit interruption, antitheft door 8 is not also opened, and triggers alarm call 9 and dials the telephone number warning that stores in advance automatically, and simple verbal cue sound arranged, even antitheft door 8 is not pried open fully, antitheft door 8 resets, and alarm call 9 is also reported to the police always automatically, finish until the number call that stores, perhaps antitheft door 8 is pried open by the ruffian, and in the moment that enters the room, alarm call 9 is reported to the police at once.Alarm call 9 can be placed on the room Anywhere.The outer line interface 14,15 of alarm call 9 is connected in parallel in the outside line of telecommunications local telephone network.

Antitheft door autoalarm circuit structure control alarm call 9 parts shown in Figure 3, this device alarm call 9 safety guarantee part is when owner oneself drives antitheft door 8, cross theftproof lock 1 is when driving antitheft door 8, the tie point 11 of cross theftproof lock 1 built-in flip flop equipment 2, tie point 13 are opened automatically, form a loop with tongue tube 4, be hollow; And tongue tube 4 forms a loop with alarm call 9, also is hollow; Tie point 11, the tie point 13 of the built-in flip flop equipment 2 of cross theftproof lock 1 are a day font between tongue tube 4 and alarm call 9 threes like this, become the double loop circuit.This double loop circuit is enough to guarantee that owner does not report by mistake when entering or go out.When owner opens the moment that cross theftproof lock 1 is pushed antitheft door 8 open with key, though tongue tube 4 is away from the attraction of magnet 5, cause the separation of the normally opened contact 6 of tongue tube 4, tongue tube 4 instantaneous interruption, but owing to tie point 11, the tie point 13 of flip flop equipment 1 connects, form loop with alarm call 9, guaranteed the security and the reliability of alarm call 9.In owner's inlet chamber, along with antitheft door 8 is bumped, tongue tube 4 and magnet 5 match, the normally opened contact 6 of tongue tube 4 is subjected to the gravitational attraction of magnet 5 closed voluntarily, and flip flop equipment 1 like this, tongue tube 4, form double loop again between alarm call 9 threes, in emergency circumstances, owner can by or bump the office that sets in advance, it can guarantee that owner sends rescue or robber and police signal.

The double loop circuit of this autoalarm design; can also be applied to the infra-red alarm that adopts the break alarm principle; and other adopts on alarm of break alarm principle design as the video intercom doorbell, and such improvement and conversion all drop within the protection domain of the present utility model.

Claims (3)

1, a kind of antitheft door autoalarm is characterized in that: described autoalarm is by cross theftproof lock (1), flip flop equipment (2), and latching circuit alarm (3), alarm call (9) is formed; The built-in flip flop equipment of cross theftproof lock (1) (2), the tie point (12) of flip flop equipment (2), tie point (13) links to each other with the power supply (10) of latching circuit alarm (3); When owner went out, antitheft door (8) was bumped, and tongue tube (4) on the antitheft door (8) and magnet (5) coincide, and normally opened contact (6) adhesive of tongue tube (4) and latching circuit alarm (3) form loop; In the time of cross theftproof lock (1) lock antitheft door (8), flip flop equipment (2) starts synchronously, the tie point (12) of flip flop equipment (2), tie point (13) connect, and the power supply (10) of latching circuit alarm (3) is open-minded, and latching circuit alarm (3) enters duty; At this moment, as long as a crack left by antitheft door (8), the normally opened contact (6) of tongue tube (4) separates, latching circuit alarm (3) promptly begins to send ear-piercing alarm song, even if antitheft door (8) closure, alarm song does not stop always yet, cross theftproof lock (1) is closed flip flop equipment (2) unless owner returns out, the tie point (12) of flip flop equipment (2), tie point (13) separate, and the power supply (10) of latching circuit alarm (3) interrupts, and latching circuit alarm (3) just quits work.

2, according to the described antitheft door autoalarm of claim 1, it is characterized in that: described warning part is made up of cross theftproof lock (1) flip flop equipment (2) and alarm call (9); The tie point (11) of flip flop equipment (2), tie point (13) and alarm call (9) link to each other, tongue tube in parallel (4) in the middle of tie point (11), tie point (13) and the alarm call (9), and flip flop equipment (2) and tongue tube (4) form a single loop; Tongue tube (4) is contained in the below of cross theftproof lock (1), and tongue tube (4) and alarm call (9) form a loop, and flip flop equipment (2), tongue tube (4), alarm call (9) three form one group of double loop like this, are a day font; When owner goes out, along with antitheft door (8) is bumped, the tie point (11) of the flip flop equipment (2) that cross theftproof lock (1) is built-in, tie point (13) separate, magnet (5) on the doorframe (7) attracts normally opened contact (6) closure of tongue tube (4), the single loop of tongue tube (4) and alarm call (9) is open-minded, the tie point (11) of cross theftproof lock (1) lining flip flop equipment (2), tie point (13) interrupt, first loop of flip flop equipment (2) and tongue tube (4) is closed, and double loop only stays tongue tube (4) and (9) loops of alarm call; This moment, the normally opened contact (6) of tongue tube (4) separated as long as antitheft door (8) is pried open a crack, the warning device circuit interruption, and triggering alarm call (9) is dialed the number that stores in advance and is reported to the police.

3, antitheft door autoalarm as claimed in claim 1 or 2, it is characterized in that: when described warning part owner safety guarantee is driven antitheft door (8) for owner, tie point (11), the tie point (13) of the flip flop equipment (2) that cross theftproof lock (1) is built-in are open-minded automatically, open-minded with the loop of tongue tube (4), and alarm call (9) forms double loop; When being open,, cause the normally opened contact (6) of tongue tube (4) to separate at antitheft door (8) though the tongue tube (4) on the antitheft door (8) attracts away from magnet (5); But the built-in flip flop equipment (2) of cross theftproof lock (1) forms single loop with alarm call (9), this double loop circuit just causes the interruption of (4) loops of tongue tube in the moment that antitheft door (8) leaves, this flip flop equipment (2) and double loop circuit are enough to guarantee that owner does not report by mistake, empty newspaper when turnover antitheft door (8); And can guarantee that owner in case of emergency starts warning device report robber and police.

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