CN2373519Y - Multifunction electronic alarm lock - Google Patents

Abstract

The utility model relates to an alarm lock, particularly an electric alarm lock with multiple functions, composed of a reversed controller of a magnetic coupling made of controlled silicon, a unidirectional controller of a magnetic coupling, an electronic smoke sensor of high sensitivity, an IC chip for special purposes and a common electronic device. The utility model has the functions of theft-proof alarming, fire (smoke)-proof alarming, alarming of human body movements, alarming of automatically dialing a telephone (including a mobile phone and a BP machine), prompt of air and smoke pollution, and doorbell. The utility model has the advantages of high sensitivity and complete functions.

Description

The multifunction electronic alarming lock

The utility model relates to a kind of alarming lock, especially a kind of electronic alarm lock with multiple function.

Find by retrieval, the existing electronic safety lock of applying for a patent of China reaches tens of kinds more than, its main feature mostly is simple function, and the electronic circuit of all electronic safety locks all is directly to be controlled by the mechanical part of lock body, as directly controlling the double-contact microswitch by mechanical part, cause its sensitivity lower, reliability is relatively poor.The ZL92222316 utility model patent discloses a kind of electronic alarm lock, form by the dead bolt of lock body, dead bolt shell, tapered end, band spring and connecting plate, outer output device and control circuit, on tapered end, be provided with sensitive switch K-[2], on the wiring board of control circuit, be provided with pick-proof sensitive switch K-[1], output device outside enclosure interior is provided with, if when someone illegally opens the door, K switch-[1] or K-[2] conducting, report to the police.The switch of this patent when the connection between mechanical part and the circuit is broken down, just makes alarming lock lose warning function by the mechanical part control of lock body.

The purpose of this utility model provides a kind of electronic alarm lock of highly sensitive, reliable operation.

For achieving the above object, the utility model adopts following technical scheme:

A kind of multifunction electronic alarming lock comprises lock body and is contained in the interior warning circuit of lock body that warning circuit comprises power supply, gauge tap, amplifier and loudspeaker, and gauge tap adopts magnetic coupling reversible controller K ₂, K ₃With the unidirectional controller K of magnetic coupling ₁, the termination controllable silicon SCR control utmost point of magnetic coupling reversible controller, controllable silicon SCR is by the unidirectional controller K of magnetic coupling ₁Take back acoustic alarm sheet CL input, echo alarm CL output is through amplifier G ₁, G ₂, G ₃Meet loudspeaker YD.

Be connected in the warning circuit by electronic door bell sound equipment sheet IS and doorbell switch K ₄The doorbell circuit of forming, electronic door bell sound equipment sheet IS output is connected to amplifier G through the isolation resistance coupling ₂Base stage, and through amplifier G ₃Meet loudspeaker YD.

Be connected to high sensitivity ionic smoke sensor probe GS109 in the warning circuit, the input of sense cigarette probe GS109 output termination ic chip, the IC output is through diode D ₄, resistance R ₈Connect the controllable silicon SCR control utmost point, the IC output is simultaneously by diode D ₃, resistance R ₁₂, K switch ₅With amplifier G ₄Meet amplifier G ₂, G ₃

Be connected to human body movable sensor I in the warning circuit, sensor I is by isolation resistance R ₁₅Be connected to the controllable silicon SCR control utmost point.

Echo alarm input relay termination J, the constant close contact JK of relay J meets dial telephone alarm II.

The utility model adopts magnetic coupling reversible controller spare, and its sensitivity of Position Control can be up to 1mm, and the electronic circuit of appropriate design has practical multiple function, and stable and reliable for performance, and electronic circuit is all packed in the lock body, and compact conformation is reasonable.This (K when being locked in locking ₁When closed), as long as tapered end or button shell displacement 1mm report to the police immediately, sonority reaches 70 decibels, when pressing doorbell switch K ₄The time, the doorbell sound equipment can reach 30 decibels.Because warning circuit and lock body do not have mechanical connection, so the utility model is difficult for breaking down reliable operation.

Further specify the utility model below in conjunction with accompanying drawing and by embodiment.

Fig. 1 is the electronic alarm schematic diagram with anti-theft alarm function and doorbell function;

Fig. 2 is the schematic diagram with multi-functional electronic alarm.

Embodiment: as shown in Figure 1, supply voltage is DC6V, works as K ₂Or K ₃When closed, 6V voltage passes through R ₄Current-limiting resistance and K ₂Or K ₃Be added to the controllable silicon SCR control utmost point, the SCR triggering and conducting, this voltage passes through K ₁Be added between 3 pin, 1 pin of echo alarm as operating voltage, 2 pin output alarm signals from CL are added to G ₁The base stage of amplifier is amplified, from G ₁Load resistance R ₃Output signal is through C ₁R ₁Be coupled to G ₂Amplifier is through G ₂Be directly coupled to G ₃Final stage is amplified, and outputs to loudspeaker YD, obtains alarm sound.DC6V voltage also is added between 1 pin, 4 pin of electronic door bell sound equipment sheet IS as operating voltage, as doorbell switch K ₄When closed,, pass through R from the 3 pin output doorbell acoustic signal of IS ₂Isolation resistance is coupled to G ₂Amplifier is again through G ₃The final stage amplification outputs to loudspeaker YD, obtains the doorbell sound equipment, in addition for making circuit be stabilized in the CL3 pin to connecing a resistance R between the ground ₅

Have on burglar alarm and the doorbell function alarm as shown in Figure 1, adding control circuits such as fire (smog) warning, human body mobile alarm, dial telephone warning and air smog pollution, having multi-functional electronic alarm lock and become.As shown in Figure 2.

Fire (smog) warning circuit adopts highly sensitive ionic smoke sensor sensor GS109 and application-specific integrated circuit chip, and its supply voltage is DC9V, and 6 pin, 9 pin that are added on B, A the two poles of the earth and the IC chip of ionic smoke sensor sensor GS109 are as operating voltage.Feel the 15 pin inputs that smoke signal is added to IC from the C utmost point output of GS109,, export through D from the IC10 pin through relatively amplifying ₄, R ₈To the SCR control utmost point, trigger controllable silicon SCR, report to the police (alarm principle is as described in Figure 1) immediately.Connect W at the IC13 pin ₁, R ₁₀, D ₁Be sensitivity adjusting circuit, connect K simultaneously ₆, R ₉Be testing circuit.Meet R at the IC5 pin ₆, LED is indicating circuit, meets R at the IC7 pin ₁₂Be timing resistor, C ₂Be decoupling capacitor, meet C at the IC12 pin ₄Be oscillator electric capacity, 11 pin meet C ₃To 8 pin be feedback condenser, 10 pin meet R ₇To 8 pin be feedback resistance, D ₂Be electric power polarity protection diode.

Air smog cue circuit is through D by IC10 pin output sense smoke signal ₃, R ₁₃, K ₅Be coupled to G ₄, G ₂, G ₃Amplifier is from loudspeaker YD output Tip Sound, K ₅Be reset switch.

Human body mobile alarm circuit is that the signal that comes from human body movable sensor I is through R ₁₅Isolation resistance is added to the controllable silicon SCR control utmost point, triggers the SCR conducting and reports to the police, and its alarm principle as described in Figure 1.

The dial telephone warning circuit be the CL3 pin to connect a relay J, and its normally closed contact JK is met dial telephone alarm II, when antitheft, fire prevention (smog), human body move the generation audible alarm, relay J work, trigger the dial telephone alarm, Automatic Cycle is dialed 4 groups of phones of storage in advance, comprises mobile phone and beeper.

In sum, this embodiment illustrates this multifunction electronic alarming lock, has burglar alarm, fire (smog) warning, human body mobile alarm function.In above-mentioned warning, also have dial telephone and report to the police (containing mobile phone, beeper), also have prompting of room air smog pollution and electronic door bell function in addition.

Claims (5)

1. a multifunction electronic alarming lock comprises lock body and is contained in the interior warning circuit of lock body, and warning circuit comprises power supply, gauge tap, amplifier and loudspeaker, it is characterized in that: gauge tap adopts magnetic coupling reversible controller K ₂, K ₃With the unidirectional controller K of magnetic coupling ₁, the termination controllable silicon SCR control utmost point of magnetic coupling reversible controller, controllable silicon SCR is by the unidirectional controller K of magnetic coupling ₁Take back acoustic alarm sheet CL input, echo alarm CL output is through amplifier G ₁, G ₂, G ₃Meet loudspeaker YD.

2. alarming lock according to claim 1 is characterized in that: be connected in the warning circuit by electronic door bell sound equipment sheet IS and doorbell switch K ₄The doorbell circuit of forming, electronic door bell sound equipment sheet IS output is connected to amplifier G through the isolation resistance coupling ₂Base stage, and through amplifier G ₃Meet loudspeaker YD.

3. alarming lock according to claim 1 and 2 is characterized in that: be connected to high sensitivity ionic smoke sensor probe GS109 in the warning circuit, and the input of sense cigarette probe GS109 output termination ic chip, the IC output is through diode D ₄, resistance R ₈Connect the controllable silicon SCR control utmost point, the IC output is simultaneously by diode D ₃, resistance R ₁₃, K switch ₅With amplifier G ₄Meet amplifier G ₂, G ₃

4. alarming lock according to claim 1 and 2 is characterized in that: be connected to human body movable sensor I in the warning circuit, sensor I is by isolation resistance R ₁₅Be connected to the controllable silicon SCR control utmost point.

5. alarming lock according to claim 1 and 2 is characterized in that: echo alarm input relay termination J, the constant close contact JK of relay J meets dial telephone alarm II.

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