CN2066169U

CN2066169U - Moving switch type anti-stealing alarm

Info

Publication number: CN2066169U
Application number: CN 89220027
Authority: CN
Inventors: 李庆昌; 李忠
Original assignee: HUA'AN ELECTRONIC EQUIPMENT FACTORY HAIDIAN DIST BEIJING
Current assignee: HUA'AN ELECTRONIC EQUIPMENT FACTORY HAIDIAN DIST BEIJING
Priority date: 1989-11-28
Filing date: 1989-11-28
Publication date: 1990-11-21

Abstract

The utility model relates to a moving switch type anti-stealing alarm apparatus, which comprises a moving sensor, an inclined sensor, an emergency alarm button, a door magnetic switch, transmission line, a standard interface, and a control circuit in a control box. The control box can be combined with other control boxes or control stands to form a network by the standard interface, and can also be singly used and arranged freely. The utility model can alarm before the transmission line is cut or short-circuited. The operation of the utility model is very simple.

Description

Moving switch type anti-stealing alarm

The utility model relates to a kind of switching regulator burglar alarm.As everyone knows, the sensor that is used for the alarm of on-the-spot anti-theft protection generally all is arranged at window and indoor comparatively hidden fixedly place.These sensors can be the switches that can send to control device signal by break-make; sensor has transmission line to be connected between control device; for preventing that the criminal from cutting off the transmission line between sensor and the control device, often be provided with the anti-alarm and protection circuit that opens circuit.But arbitrarily be placed on warning place and can be according to needs to not competent during mobile the giving the alarm of mobile object in the warning place for fibrous root, the criminal also can destroy circuit by short-circuited transmission line, will lose the warning effect when this thing happens, the alarm of the various models that now adopted can only independently use, and can not cooperate the formation fence each other.

The purpose of this utility model is to provide a kind of mobile switching regulator burglar alarm, it is to be made of sensor, door status switch, emergency alarm button, transmission line, standard interface and control circuit, during normal the use, its sensor can be placed on required place as required arbitrarily, can give the alarm by short circuit or when shearing at transmission line, can form network each other between this warning device, or be connected with supervisory control desk by adaptation, form one and controlled by supervisory control desk, and form the warning device of a plurality of networks.

Movable sensor of the present utility model and inclination sensor are arranged at the shelter at the scene that needs protection; door status switch is arranged on the door and window; the emergency alarm button is arranged on the hidden place of being convenient to touch; control circuit all is installed in the capsule; be located at place away from the scene; there is transmission line to link with it between control enclosure that control circuit is formed and the sensor; deliver in the control enclosure through transmission line by the alerting signal that sensor receives; give the alarm by control circuit, link by transmission line or standard interface phase internet or with supervisory control desk between the control enclosure.

Fig. 1 is the theory diagram of mobile switching regulator burglar alarm;

Fig. 2 is the circuit theory diagrams of mobile switching regulator burglar alarm;

Be described in detail as follows below in conjunction with accompanying drawing:

Move shown in Fig. 1 and inclination sensor, in order to the moving of object in the sensing chamber, vibration, rotation and inclination and consequent alerting signal; Trigger timer (1), (2) and driver (1), and indicator, in order to indicating operating status; Door status switch wherein is in order to detect the door and window alerting signal that the back produced that is opened; And observation circuit in this accompanying drawing (1) and observation circuit (2) detect from sensor and transmission line and are short-circuited or alerting signal when opening circuit; Also adopted in this external circuit: emergency signal activator, emergency alarm indicator, driver (2) and (3), trigger (1) and (2), relay, sonic alarm and adaptation.Meanwhile, the extension line of adaptation is connected can lead to behind the standard interface supervisory control desk or with other control enclosure networkings.During normal condition, indicator and emergency alarm indicator all are under the state of not working; When detecting movable signal that the warning place occurs or object run-off the straight after the inclination sensor on the object sends the inclination alarm signal, promptly send signal by sensor, through triggering the electric impulse signal that timer sends the certain frequency pulsewidth, this signal drives through driver (1), be that trigger indicator is lighted, simultaneously through observation circuit (1), (2), drive circuit (2), (3), flip-flop circuit (1), (2), relay, send warning with the control sonic alarm, through adaptation electric signal is served the one-level control circuit again simultaneously; When if transmission line is cut off, because sending into the electric signal normal condition of observation circuit (1), (2) is electronegative potential, be upgraded to noble potential after being cut off, then through drive circuit (2), (3), trigger (1), (2) pilot relay, and sonic alarm can be given the alarm, by adaptation electric signal is served the one-level control gear again simultaneously; When transmission line during by short circuit, because transmission line is not only as signal wire but also as power lead, so after the short circuit, its transmission line input current potential raises, through observation circuit (1) and (2), drive circuit (2), (3), trigger (1), (2) pilot relay, and sonic alarm can be given the alarm, through adaptation electric signal is served the one-level control gear again simultaneously; In case of emergency, the personnel that are in the warning place also can press the emergency alarm button, send the electric pulse that set of pulses frequency is different from the previous case through triggering timer (2), through driver (1), observation circuit (1), (2) are sent in the emergency signal activator circuit, and control emergency alarm indicator makes it to send the light indication, simultaneously control sonic alarm again, and link by adaptation and upper level control gear; When door and window was opened, door status switch was touched, and then the work of circuit circuit operation when pressing danger button is identical.

Fig. 2 is the circuit theory diagrams of mobile switching regulator burglar alarm; E among Fig. 2 ₁Be dry cell batteries, E ₂Be battery pack, select one group for use by the user; Usually by civil power behind AC/DC changeover switch W rectifying and voltage-stabilizing, give four detectors power supplies of control enclosure, connect K switch ₄Promptly can be whole circuit supplies, when mains failure, by battery-powered, voltage is reduced to 4 volts still can operate as normal.

Under normal circumstances, light emitting diode D ₁Bright, light emitting diode D ₂Do not work, not adhesive of relay P, loudspeaker Y does not ring; As movable sensor S ₁When detecting movable signal, movable sensor S ₁Conducting, integrated circuit d type flip flop DJ ₁Trigger, produce a width by resistance R at its Q output terminal ₁, capacitor C ₁The negative pulse of determining is via triode T ₁And after the monitoring circuit monitors that RC formed that is connect, make integrated circuit d type flip flop DJ ₂Trigger triode T ₂Conducting, light emitting diode D ₂Bright, relay P adhesive, its normally opened contact K ₅Adhesive, normally closed contact K ₁Disconnect, the warning circuit of being made up of dual time-base ic XIC powers up, and loudspeaker Y sounds the alarm, meanwhile, and the normally closed contact K of relay P ₁Open circuit, transmission line and standard interface SP by connecting with the upper level alarm mechanism send alarm signal to the upper level alarm mechanism; When if detector tilts, inclination sensor S ₂Conducting, integrated circuit d type flip flop DJ ₁Trigger, produce a width by resistance R at its Q output terminal ₁, capacitor C ₁The negative pulse of determining is via triode T ₁And after the monitoring circuit monitors of the RC that is connect composition, make integrated circuit d type flip flop DJ ₂Trigger triode T ₂Conducting, light emitting diode D ₂Bright, relay P adhesive, the warning circuit of being made up of dual time-base ic XIC powers up, and loudspeaker Y sounds the alarm, meanwhile, the normally closed contact K of relay P ₁Open circuit, transmission line and standard interface SP by connecting with the upper level alarm mechanism serve the one-level alarm mechanism with alarm signal; Because the control circuit part has only L with sensor and peripheral circuit in this device ₁, L ₂Be its transmission line, and adopt floating ground mode transmission line L ₁, L ₂Between potential change can trigger control section control section is changed; When if artificial destruction takes place, i.e. transmission line L ₁When being cut off, because of triode T ₃Work in conducting state, transmission line is at triode T ₁The input end current potential is an electronegative potential, after transmission line is cut off, and triode T ₁Base potential raises, and makes triode T ₁Upset drives integrated circuit d type flip flop DJ ₂Upset is sent alerting signal, as transmission line L ₁During by short circuit, because transmission line L ₂Not only as power lead but also as signal wire, so after short circuit, make transmission line L ₁Current potential raises, and gives the alarm equally; If during emergency conditioies such as generation robbery, press emergency alarm button K ₂, make integrated circuit d type flip flop DJ ₃Q end produce a width by resistance R ₂, capacitor C ₂The negative pulse of determining that ratio moves or the alerting signal that tilts is wideer, this negative pulse is enough to trigger controllable silicon Z, make emergency alarm pass to supervisory control desk by transmission line and standard interface SP, and light the emergency alarm pilot lamp of supervisory control desk, pilot lamp LM on this road control enclosure is shinny simultaneously, and loudspeaker Y sends the different sound of sound frequency that is different from preceding two kinds of situations; If the door status switch K of sealing door and window.When being opened, then situation is identical when pressing the emergency alarm button, sends emergency alarm; After warning, sound all clear as need, as long as press reset button K ₃, the power cutoff K switch ₄, then this system promptly quits work, once more the energized K switch ₄After, then this system enters the preparation alarm condition again.Emergency alarm button K among Fig. 2 ₂, door status switch K ₀, movable sensor S ₁, inclination sensor S ₂, d type flip flop DJ ₃, DJ ₁, triode T ₃, pilot lamp D ₁And transmission line L ₁, L ₂The peripheral circuit of forming the alarm sensor, every group of peripheral circuit can be located at a warning place, and can have same peripheral circuit and the control circuit of many groups to link EC among Fig. 2 ₁, EC ₂, EC ₃Be correspondent peripheral circuit, identical with the peripheral circuit that has provided; With d type flip flop DJ ₂, DJ ₄, controllable silicon Z, pilot lamp LM, K switch ₃The control circuit that constitutes for main element can be used with the peripheral circuit of the sensor, for reaching a plurality of warnings place needs, should have corresponding control circuit to cooperate CC among Fig. 2 with the sensor peripheral circuit ₁, CC ₂Be control circuit, identical with given control circuit.

The utility model, to gather alarm signal by emergency alarm button, door status switch, movable sensor, inclination sensor, and can be cut off at transmission line, give the alarm in the short circuit, the sensor setting of alarm device is in on-the-spot shelter, and alarm signal passed in the control box away from the scene, control box through standard interface can with the networking of upper level controlling alarm mechanism, this device is simple to operate, can arbitrarily settle, use or networking are used and all can separately.

Claims

1, mobile switching regulator burglar alarm is characterized in that, it is to be connected by following unit construction to constitute:

(A) sensor and integrated circuit d type flip flop DJ ₁For circuit connects;

(B) emergency alarm button K ₂, a door status switch K _ORespectively with integrated circuit d type flip flop DJ ₃For circuit connects;

(C) integrated circuit d type flip flop DJ ₁, DJ ₃Q end respectively with driving stage triode T ₃For circuit connects;

(D) driving stage triode T ₃Output terminal by transmission line L ₁With monitoring level triode T ₁For circuit connects;

(E) monitoring level triode T ₁Output terminal and integrated circuit d type flip flop DJ ₂For circuit connects;

(F) d type flip flop DJ ₂Output terminal by triode T ₂, relay P and contact thereof, be that circuit connects with integrated circuit XIC, transmission line and the standard interface SP of warning circuit.

2, mobile switching regulator burglar alarm according to claim 1 is characterized in that, sensor is movable sensor Y and inclination sensor S ₂, and movable sensor Y and inclination sensor S ₂Difference while and integrated circuit d type flip flop DJ ₁For circuit connects.

3, mobile switching regulator burglar alarm according to claim 1 and 2 is characterized in that, is used for the transmission line L of transmission signals ₂Link with the power supply noble potential.