CN2345659Y

CN2345659Y - Anti-theft alarm

Info

Publication number: CN2345659Y
Application number: CN 98225696
Authority: CN
Inventors: 宋代明
Original assignee: Individual
Current assignee: Individual
Priority date: 1998-11-20
Filing date: 1998-11-20
Publication date: 1999-10-27
Anticipated expiration: 2008-11-20

Abstract

The utility model discloses an anti-theft alarm which is composed of a cipher switch, an alarm switch and a control box which are combined, wherein the cipher switch and the alarm switch are electrically connected with the control box respectively, and the control box is communicated with an indoor telephone line. The control box is mainly composed of an integrated circuit board which can dial out prestored telephone numbers and can send a prestored signal to a voice-receiving person. The utility model has the advantages of low cost, reliable performance and strong anti-theft performance; thus, the utility model can be quickly and widely used for institutions, hotels, families and other various places.

Description

A kind of burglar alarm

The utility model relates to a kind of device that utilizes telephone wire to carry out burglar alarm.

Existing warning device is mainly used in large-scale financial institution, Jin Hang etc. and lays special stress on protecting property unit, but because its system cost height is strongly professional, needs special laying-out, setting program, is difficult to spread in the ordinarily resident family.And general alarm often can only sound the alarm singlely and anti-riot property is not strong, be unfavorable for preventing and fighting crime, plunder to the doorstep then powerless especially if running into, and after the thing generation often of dialing the police emergency number, what can cause certain loss, catch criminal must take twists and turns in addition.Especially, when owner stays out, the not anti-person of low position of the anti-especially gentleman of security door.And for example door is opened with key in some hotel, when the guest handle move in formality after, just can take key,, can enter this room once more after checking out if he joins one in addition, such consequence is conceivable.

The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of novel burglar alarm is provided, and it has antitheft, anti-riot, the multiple function of reporting to the police;

Provide a kind of pulse signal that prestores also can send the burglar alarm of the signal that prestores by telephone wire.Because the low and dependable performance of its cost, the unit of spreading to, hotel, the medium various places of resident family rapidly.

For achieving the above object, the technical solution adopted in the utility model is: a kind of burglar alarm, and it is combined by cipher switch, alarm switch and a control box; Described cipher switch and alarm switch are electrically connected with control box respectively; Described control box is connected with the interphone line; Described control box is mainly by transfering to the telephone number and constitute to the surface-mounted integrated circuit that the side talked about sends prestored information of prestoring.

Compared with prior art, the utlity model has following advantage (1) owing on control box, be provided with danger button, make the possibility of under any circumstance reporting to the police all improve greatly, thereby simplified alarming step that a child also can report to the police calmly under very urgent situation.(2) adopt telephone wire as the warning media, the cost of installation and use of system is reduced greatly, popularity rate improves, and can play positive effect to fighting crime, maintaining public order.(3), can be at any time the performance of alarm be detected, thereby guaranteed the accuracy of reporting to the police owing on control box, be provided with the test knob.(4) since the surface-mounted integrated circuit of control box can select different recourses, thereby shorten the time of being rescued according to the different regions different alarm call that prestores.(5) though native system is transmission medium with the telephone wire, system is relation in parallel (can be understood as an extension set) with phone, and alarm is in the alert state of separating when you are in, and does not influence the normal use of phone.(6) be that medium is reported to the police and can not sent any sound with the telephone wire, can not report a case to the security authorities under the situation of vigilance criminal, for rescue work provides advantage.

Fig. 1 is the general structure block diagram of the utility model burglar alarm;

Fig. 2 is the structured flowchart of the utility model burglar alarm cipher switch;

Fig. 3 is the structural representation of the utility model burglar alarm alarm switch;

Fig. 4 is the utility model burglar alarm control box contour structures schematic diagram;

Fig. 5 is the utility model burglar alarm control box internal construction block diagram;

Fig. 6 is that the utility model burglar alarm surface-mounted integrated circuit is carried out the warning workflow diagram;

Fig. 7 is that the utility model burglar alarm surface-mounted integrated circuit is carried out the test job flow chart;

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

As shown in Figure 1, a kind of burglar alarm, it is combined by cipher switch 1, alarm switch 2 and a control box 3, and described cipher switch 1 and alarm switch 2 are electrically connected with control box 3 respectively; Described control box 3 is connected with interphone line 4.As shown in Figure 5, described control box 3 mainly by one by transfering to the telephone number and constitute of prestoring to the surface-mounted integrated circuit 8 that the side talked about sends the signal that prestores.

As shown in Figure 4, be respectively arranged with danger button 9 and the test knob 10 that is electrically connected with described surface-mounted integrated circuit 8 on the box body of described control box 3.As shown in Figure 5, also be respectively arranged with five groups of tie points on the described surface-mounted integrated circuit 8, i.e. the tie point 17 that is electrically connected with danger button 9, the tie point 18, the tie point 19 that is electrically connected with cipher switch 1, the tie point 20 that is electrically connected with alarm switch 2 that are electrically connected with the test knob and the tie point 21 that is electrically connected with telephone wire 4.The loop that two parallel connections are arranged on the surface-mounted integrated circuit 8, i.e. an emergency alarm loop of forming by tie point 17, tie point 18, workspace 23, tie point 21 and a Normal Alarm loop of forming by tie point 20, tie point 19, tie point 18, workspace 23, tie point 21.Test knob 10 has two gears, i.e. and " work gear " and " test gear ", when emergency alarm loop or Normal Alarm loop are switched on, if test knob 10 is in the work gear, surface-mounted integrated circuit 8 execution warning workflow as shown in Figure 6 then; If test knob 10 is in " test gear ", the test job flow process that surface-mounted integrated circuit 8 is carried out as shown in Figure 7." prestored information " among Fig. 6, Fig. 7 is meant the pulse signal that is stored in advance on the integrated package, and its content is the address and the information that wants help at phone place often, as " being here ^*The village ^*Number ^*There is illegal invasion person the chamber, plea for aid.(repeating three times) "

As shown in Figure 2, described cipher switch 1 mainly is electrically connected to form by magnetic card identifier 6 and scrambler 7.Magnetic card identifier 6 is in order to discerning correct magnetic card, and the power supply of conducting scrambler 7.Scrambler 7 is in order to judicious password, and disconnects the tie point 19 that is electrically connected with it, and at this moment system is in the alert state of separating.Certainly, described scrambler 7 also can take orders, and the tie point 19 that conducting is electrically connected with it is in system and establishes alert state.

As shown in Figure 3, alarm switch 2 is mainly by box body 11, removable copper sheet 12, fixedly copper sheet 13, spring 14, pulley 15 and push rod 22 combine, two fixedly copper sheet 13 be electrically connected with lead 5 respectively, described alarm switch 2 preferably is installed on the doorframe 16 and makes pulley 15 protrude from the edge of doorframe 16.Slide block 15 is owing to be squeezed at closing time, make removable copper sheet 12 and fixing copper sheet 13 be separated by push rod 22, thereby tie point 20 is disconnected; When opening the door, because the effect of spring 14, make removable copper sheet 12 contact with fixing copper sheet 13, thus conducting tie point 20.

Use the concrete grammar of the utility model burglar alarm as follows: (in following situation, the test knob all is in the work gear.)

When desiring to open the door, insert earlier magnetic card, the magnetic card identifier judges whether magnetic card is correct, and as correctly, scrambler 7 will be switched on, and numerical value 0 will occur on its display screen, import proper password this moment, the display screen demonstration ^{* * *}, press acknowledgement key, will hear the affirmation sound of " clink ", the utility model burglar alarm was in and separated alert state-the be tie point 19 on the surface-mounted integrated circuit 8 and be disconnected this moment, took out magnetic card, and opened door with key, and surface-mounted integrated circuit 8 is not carried out warning work.

When you at home in case of emergency, as long as press danger button 9, the tie point 17 on the surface-mounted integrated circuit 8 will be switched on, promptly the emergency alarm loop is switched on, surface-mounted integrated circuit 8 will be carried out warning work.

Shut door when going out earlier, insert magnetic card, the work button of pressing on the scrambler 7 gets final product.This moment, scrambler 7 was with the tie point on the conducting surface-mounted integrated circuit 8 19, owing to disconnected the tie point 20 on the surface-mounted integrated circuit 8 at closing time, be that Normal Alarm loop on the surface-mounted integrated circuit 8 remains disconnection, therefore surface-mounted integrated circuit 8 is not carried out warning work, and promptly the utility model burglar alarm is in the alert state of establishing.In this case, in case have the people do not have magnetic card or have the magnetic card password not to the time open door, surface-mounted integrated circuit 8 will be carried out warning work.

If the hotel that preamble is mentioned will be another kind of situation after having used the utility model burglar alarm: after A visitor moves in rooms 3201, with magnetic card the original password in the scrambler 7 " 3201 " is revised as " 8888 ", check out the back hotel can it be reverted to original password " 3201 " with general magnetic card, treat B guest move in the back with this password open the door and original password is revised as " ^{* * *}", the A visitor is as thinking illegally to enter this room in this case, and then the utility model burglar alarm will be put through hotel security personnel's phone and the plea for aid that prestores.

The process of test job is as follows:

Earlier the test knob 10 on the control box 3 is pushed " test gear ", go out then and shut door, the insertion magnetic card is pressed the work button on the cipher switch 1, and the affirmation sound that will hear " clink " is that the utility model is in the alert state of establishing.Please do not use magnetic card or input password, directly open door with key, will hear telephone bell this moment, receive calls, and can hear that just the information that prestores on the surface-mounted integrated circuit 8 promptly " is here ^*The village ^*Number ^*There is illegal invasion person the chamber, plea for aid.(repeating three times) " by said process, can confirm that each ingredient of the utility model burglar alarm all is in normal operating conditions.After finishing test job, please 10 groups of test knobs are got back to " work gear ".

Certainly, in order to make system safer, also can in cipher switch 1, set up a pressure measurement circuit and a loudspeaker (not drawing among the figure), voltage in order to monitoring telephone wire 4, and it is 0 o'clock at its magnitude of voltage, the loudspeaker sound that gives the alarm carries out crime in case there is people's line 4 of cutting off earlier that a phone call for you to pry open door again.

After having set up pressure measurement circuit and loudspeaker, can also in the alert program of surface-mounted integrated circuit 8, increase an order and promptly carry out the back and still can't connect in 1 (or n) minute when prestoring alarm call, the loudspeaker sound that just can give the alarm in alert program.A phone call for you and the line is busy intentionally in case the first criminal dials earlier, and second criminal then can prize calmly and steal.

The cipher switch 1 of the utility model burglar alarm, alarm switch 2 both can be connected also by lead 5 with electric connection mode between the control box 3 can adopt telecontrol engineering.

Claims

1. a burglar alarm comprises cipher switch (1) and alarm switch (2), it is characterized in that, it is combined by cipher switch (1), alarm switch (2) and a control box (3); Described cipher switch (1) and alarm switch (2) are electrically connected with control box (3) respectively; Described control box (3) is connected with interphone line (4); Described control box (3) mainly prestores telephone number and sends surface-mounted integrated circuit (8) formation of the signal that prestores to talked about side by transfering to.

2. according to the described burglar alarm of claim 1, it is characterized in that, be respectively arranged with the danger button (9) and the test knob (10) that are electrically connected with described surface-mounted integrated circuit (8) on the box body of described control box (3).