CN2146817Y - Multi-functional sound controller - Google Patents

Abstract

The utility model discloses a multifunctional sound controller, comprising a logic judging unit, a processing unit, an acoustic-optic indicating circuit and a sound circuit which can be used as a time turn-off device, a music door bell, an anti-theft alarm and a music hypnotism, and can simulate the ticktack sound of the raindrop. The utility model also comprises a charging protection, a power-off protection, a sound control illuminating lamp during the power failure, etc. The greatest feature is that a method of turning on or off the electric appliance with a password is arranged. The electric appliance can be turned on or off by the strict clap which is adjusted and arranged according to the rule of the user. The utility model has the advantages of strong interference immunity, low cost, complete functions, stable performance, saved power consumption, convenient and flexible operation, and is especially suitable for most families to use.

Description

Multi-functional sound controller

The utility model relates to a kind of multi-function sound-controlled device.

Present acoustic control device still has more imperfection part, and not strong as antijamming capability, inconvenience is used for opening and closing electrical equipment such as colour TV; Function is few, uses to lack flexibility etc., thereby does not enter as yet among the vast family life.With the application number of " Chinese patent communique " on January 1st, 1992 bulletin is that 91207472.8 " controlling lighting switch automatically " is example, it is for solving anti-interference problem, " between acoustic-electric conversion and amplifying circuit and thyristor gating circuit, insert continuous sound anti-interference, timing zero clearing formula anti-jamming circuit." its sensitivity is higher, can people's voice, footsteps be worked.It is many every zero clearing in 7 seconds once, ability time opening illuminating lamp when only receiving three useful signals in 7 seconds.Go a step further before its acoustic control device more in the past than acoustic control device that did not add anti-jamming circuit and big anti-interference.If but environmental interference is bigger, may be because continuously sound anti-interference and can not acoustic control open illuminating lamp, and still have bigger opening by mistake to open possibility, be not suitable for being used for opening electrical equipment such as colour TV, and its range of application is also narrower.

The purpose of this utility model just provides a kind of convenience and beautifies the multi-function sound-controlled device of family life, and it discerns the very competent of the sound, can realize that " password " opens and closes various electrical equipment.Simultaneously, also can be used to do music door-bell, burglar alarm, hypnosis, the illumination of power failure acoustic control lamp, power-off protection etc.

The purpose of this utility model is as being issued to:

Allow amplifying circuit have certain negative feedback, the acoustic control device is mainly worked to the unexpected increase of the sound, suppress common voice, footsteps; The sensitivity adjustable extent is extremely wide, can be high to very low adjusting from sensitivity, use to adapt to various occasions; The logic determines processing unit is set, it has two kinds of processing signals modes, wherein a kind of applause number of times in the certain hour is worked, existing certain anti-interference, can realize burglar alarm, music door-bell, time opening electrical equipment etc. easily again, and another kind has strict requirement to applause interval and number of times, can realize that " password " opens and closes various electrical equipment.Because after strict restriction of the time interval, it opens and closes just has certain degree of difficulty and password, therefore be provided with the acousto-optic indicating circuit, and can also temporarily keep useful signal, make the user can easily open and close electrical equipment, it is in the capacitor charge and discharge process that the logic determines of signal is handled, the switching levels of voltage on the electric capacity and CMOS gate circuit is carried out strict comparison, make analog signal conversion become digital signal, and then control various circuit, thereby its control is reliable, boundary is clearly demarcated.It also is provided with three change over switches and several variable resistor, selects different functions for the user.

Fig. 1 is a logic diagram of the present utility model, and Fig. 2 is circuit theory diagrams of the present utility model, and Fig. 3, Fig. 4 are the embodiment of logic determines and processing unit.

Below in conjunction with accompanying drawing the utility model is further described.

Power circuit comprises C₁、DW ₁、BCR ₂、D ₁、DW ₂、C ₂Deng, C₁Pass through DW₁Serial connection BCR₂An anode, another plus earth.

Logic judges that processing unit comprises IC₉、IC ₁₀、IC ₂、C ₆、C ₇、C ₈、T ₃、D ₉、R ₁₀、W ₄、C ₁₄Deng. IC₉Q end pass through R₁₁Link capacitor C₆And IC₉R end, C₆Other end ground connection, IC₉Q end also pass through R₁₃Link C₇，C ₇Other end ground connection, C₆、C ₇Be connected with respectively D₁₁、D ₁₃，D ₁₁、D ₁₃The other end pass through R₁₂Link IC₉Q end, R₁₃、C ₇Common port pass through D₁₂Link R₁₄、W ₂An end, R₁₄Other end ground connection, W₂The other end link C₈、T ₃Colelctor electrode and IC₂An input, C₈Other end ground connection, T₃Grounded emitter, T₃Base stage pass through R₁₆Link D₁₅、D ₁₇An end, D₁₅The other end link C₉、R ₁₇An end, C₉The other end link IC₁₀Q end, R₁₇Other end ground connection, D₁₇The other end link C₁₀、R ₂₁An end, their other end meets respectively IC₁₀Q end and ground connection, IC₉、IC ₁₀S hold equal ground connection, their D and Q end links to each other IC₉CP end link IC₁，IC ₂Another input termination IC₁Output, IC₂Output pass through D₁₆Link IC₁₀CP end. IC₁Pass through D₉Serial connection R₁₀、W ₄Link again C₁₄，IC ₁Also pass through C₅Link R₉、D ₈And D₇，D ₇Another termination IC₁Input, R₉、D ₈The equal ground connection of the other end.

Acousto-optic indication and acoustics circuit comprise LED, R ₂₀, D ₁₄, R ₁₈, IC ₁₁, loud speaker, T ₄, IC ₇, IC ₈Deng.IC ₉Q end pass through R ₂₀, D ₁₄Link LED, IC ₁₀Q end by the bigger R of resistance ₁₈, also link LED, LED other end ground connection, C ₈Pass through R ₂₆, K ' ₁Link IC ₇, IC ₈And the pulse generator of peripheral cell formation, IC ₈Pass through D ₂₈Link T ₄Base stage, T ₄Emitter is linked IC ₁₁Positive pole and an end of loud speaker, the other end of loud speaker is linked IC ₁₁C end, IC ₁₁C, b, e also be connected with T ₅

The power failure acoustic control lamp comprises bulb L, T ₇, T ₆, IC ₄Deng, IC ₄Output pass through R ₂₄Link T ₇Base stage, bulb is across T ₇Between collector electrode and the ground, T ₇, T ₆Emitter links to each other, T ₆Base stage is passed through R ₂Link BCR ₂The control utmost point also passes through D ₁₀Link IC ₉Q end, also pass through D ₂₁Link IC ₆

By C ₁, D ₁, DW ₂, C ₂, DW ₁, BCR ₂Deng composition capacitive current rectifying and wave filtering circuit.Work as BCR ₂During conducting, C ₁There is discharge loop, passes through DW ₂Voltage stabilizing can obtain direct voltage V ₊Work as BCR ₂During not conducting, C ₁Do not have discharge loop, the A point is a low level, does not consume civil power basically, to save electric energy.HTD finishes acoustic-electric conversion, T ₁, T ₂Form amplifying circuit, W ₁Be connected across T ₁Base stage and collector electrode between, have certain negative feedback.Regulate W ₁Can make T ₂Collector voltage from OV to approaching V ₊Adjustable continuously, and greatly change the sensitivity of entire circuit.Work as K ₂, D ₆When accepting a transient state high level, IC ₁The output high level, and through C ₅, D ₇Feed back to input, automatically high level was kept 0.3 second.D ₈Effect be when high level jumps to low level, C ₅On electric charge can bleed off rapidly, thereby guarantee IC ₁High level of every acceptance is just exported 0.3 second high level automatically.IC ₉Be connected into regularly zero clearing mode, through 1.2 seconds automatic clears.By C ₁₄, W ₅, IC ₅, IC ₆Deng forming delay control circuit 1, by C ₁₂, W ₃, IC ₃Deng composition delay control circuit 2.At IC ₁During output low level, logic determines and processing unit are in static state, IC ₉, IC ₂Be output as low level, this moment is if there is the sound to make IC ₁Export 0.3 second high level, then pass through D ₉, R ₁₀, W ₄To C ₁₄C is worked as in charging ₁₄Be charged to IC ₅Switching levels above (being designated hereinafter simply as high level) time, IC ₅, IC ₆Upset.As K ' ₂Put K ' _2-2,3The time, integrated music sheet IC ₁₁Work, music door-bell, burglar alarm are made in the loud speaker broadcast.Work as IC ₁During the output high level, IC ₉The high level of upset output immediately.If C ₆Between charge period, IC ₁Accept the sound once more transition be high level, IC ₉Output low level immediately; If IC ₁No longer transition is high level, IC ₉Through R ₁₁To C ₆Charging makes C during design ₇Voltage was charged to IC through 0.5 second ₂Switching levels C ^* ₂, be charged in then about 1.0 seconds and approach supply voltage V ₊Work as C ₈＜＜C ₇During establishment, can think that preceding 0.5 second flow crosses R ₁₃Electric current mainly to C ₇Charging, back 0.2～0.5 second mainly to C ₈Charging.Work as W ₂Transfer to hour IC ₉Between a high period, C ₈On voltage just can be charged to V ^* ₂, applause, then IC have again this moment ₂The output high level, IC ₁₀Upset, LED is brighter.Work as K ₃Put K _3-2The time, IC ₃Also export high level, BCR ₁Conducting, load ZL work.Work as W ₂When transferring to greatly, IC ₉During output low level, C ₆, C ₇On electric weight through D ₁₁, D ₁₃, R ₁₂Put rapidly, to guarantee IC ₉When exporting high level once more, still need just zero clearing in 1.2 seconds, C ₇Still need just be charged to V in 0.5 second ^* ₂Thereby, guaranteed IC ₉Between a complete high period (1.2 seconds), several seconds preceding zero point is to C ₈Basically do not charge, several seconds back zero point is just to C ₈Charging effectively.Simultaneously, C ₈Through W ₂, R ₁₄Discharge, if the interval of twice applause is less, C ₈Not only can not get effective charging, its voltage can descend because of discharge on the contrary.Experiment shows, when applause is set to more than twice C ₈Voltage is charged to a certain degree, need IC ₉Just can be charged to V between next high period ^* ₂The time, if applause is at interval less than 0.7～0.8 second, C in the one-period then ₈Voltage can descend, if applause is spaced apart about 0.9 second C ₈Voltage also rises less, has only applause to reach about 1.2 seconds C at interval ₈Could obtain the most effective charging, its voltage just can reach V ^* ₂But applause at interval again can not be bigger, otherwise C ₈Through W ₂, R ₁₄It is more to discharge, and voltage is reduced to V ^* ₂Below, when coming applause again, IC ₂Can not overturn.This shows that it has proposed strict requirement at interval to applause, can greatly improve anti-interference on the one hand, reaches the effect that " password " opens and closes electrical equipment, and on the other hand, the user opens and closes electrical equipment also big difficulty, thereby is provided with the acousto-optic indicating circuit.IC ₉The output high level is through R ₂₀, D ₁₄Can make LED very bright; Work as C ₈High level is arranged through R ₂₆Or D ₂₆Deliver to K ₁During ' end, by IC ₇, IC ₈Deng 0.3 second the high level of forming of non-symmetric pulse generator output, this high level is through D ₂₈Deliver to T ₄Base stage, IC ₁₁Work, the indication of loud speaker sounding should be clapped the hands immediately.Because clap the hands need 0.2～0.4 second to finishing from hearing sound, thereby C when clapping the hands ₈Voltage may be reduced near V ^* ₂, IC ₁₀Can not effectively overturn, this shows that further applause is extremely strict at interval.In order to further facilitate the user, be provided with the temporary holding circuit of useful signal.Work as K ₁' put K _1-2If in ' time, is C ₈Be charged to high level, IC ₈Export 0.3 second high level, this high level is through D ₂₉, K _1-2', R ₂₆Give C ₈Carry out maintenance charging, and its voltage is slightly raise, guaranteed that so just the user can make IC hearing that the indication sound is clapped the hands in 0.6 second ₂, IC ₁₀Effectively upset.If in time do not clap the hands, at IC ₈During the output low level, C ₈Voltage can be reduced to IC ₅Below the switching levels, IC ₇, IC ₈Enter static state, IC ₈No longer export high level.IC ₁₀Every upset once, D ₁₅Or D ₁₇Just can obtain 0.1 second high level, make T ₃Conducting extracts C rapidly ₈On electric weight, make IC ₁₀If need upset again, the process before must repeating.Close electric type seemingly, as long as just see the indicator light deepening or hear that indication is clapped the hands behind the sound immediately can for the user.

In conjunction with the position of the switch all the other several functions are described again below.

K ₁Put K _1-1The time, V ₊Through D ₄, R ₂Make BCR ₂Conducting can be forced to charge the battery; While V ₊Deliver to IC ₁₀CP end, directly change IC ₁₀State, to make things convenient for the user.This moment is if clap the hands set point number, IC ₆The output high level, and through C ₁₃Keep the long period, make IC ₇, IC ₈Deng the pulse generator work of forming.If K ₂' put K _2-2,3', loud speaker sends the higher sound of interrupted tone, regulates W ₆Can change volume; If K ₂' put K _2-1', then clear and overcast " the sound of sth. throbbing or bursting clatter " sound takes place in loud speaker, and hypnotic effect is fine.The interval of " the sound of sth. throbbing or bursting " and " clatter " is by R ₂₂, R ₂₃, C ₁₅Decision.Because condition is limited, can only infer generally that reason is as follows: K ₁' put K _1-1' time, D ₂₈The output high level makes T ₄Conducting, but this moment IC ₁₁Trigger end voltage ratio IC ₁₁Cathode voltage also high, IC ₁₁Only can of short duration work just end, loud speaker sends very brief " the sound of sth. throbbing or bursting " sound.Work as IC ₈When becoming low level, T ₄Base voltage descends gradually and fluctuates, and the integrated music sheet ends and conducting repeatedly, and loud speaker sends interesting to listen to " clatter " sound, and the disappearance that dies down gradually.Work as K ₁Put K _1-2The time (generally can put this position during use), then circuit is in static state, BCR ₂During not conducting, provide power supply by battery.Work as K ₁Put K _1-3The time, after then circuit quits work, owing to there not being power supply to make the acoustic control device realize total pass, not power consumption.HTD can be drawn outside the acoustic control device by lead, works as K ₂Put K _2-3The time, regulate W ₁Make T ₂When collector voltage reached 2～3V, the sensitivity of circuit was high, when environment is quiet, can realize that the sound such as footsteps just can report to the police.Regulate W ₁Make T ₂Collector voltage is 0～0.5V, and its sensitivity this moment is still higher, with fine rule door, window or required protection object is linked on the HTD, with W ₄Transfer to minimum, can realize that fine rule can report to the police once moving.Work as K ₂Put K _2-2The time (generally can put this position during use), regulate W ₁, T ₂Collector voltage can be from 0～V ₊Change continuously, when voltage during less than 2V, sensitivity is higher, when voltage approaches V ₊The time, sensitivity is lower or very low, can be fit to different occasions and use.During power failure, IC ₄Must output low level, C ₁₂Electric weight through D ₃₀, R ₄, IC ₄Bleed off rapidly; During incoming call, IC ₄The transient state positive pulse through C ₁₁Give IC ₁₀Zero clearing reaches the effect of power-off protection.During power failure, IC ₄Must output low level, T at this moment ₆Base stage is if having high level, then T ₆, T ₇Conducting, L is bright for the power failure acoustic control lamp.Therefore when having a power failure, bright at least 1.2 seconds of applause lamp L is (by IC ₉T is provided ₆Base current).Applause reaches set point number, IC ₆The output high level, lamp L timing lighting, and when incoming call, extinguish immediately.When not having a power failure, even T ₆Base stage is a high level, but this moment BCR ₂Must conducting, the A point is a high level, IC ₄The output high level, lamp L does not work yet.K ₃Put K _3-1Can realize time delayed turn-off electrical equipment, K ₃Put K _3-3Can be in conjunction with W ₄, W ₅Adjustment, realize the stronger time opening electrical equipment of anti-interference, and also can be in conjunction with W ₁Adjusting, with K ₂Put K _2-3, electrical equipment such as machine, radio-cassette player automatically switch off the TV when realizing no program or silent.

Embodiment (1) IC ₁～IC ₄Be CM) S4081, IC ₅～IC ₈Be CMOS4011, IC ₉～IC ₁₀Be CD4013, HTD is HTD-27, and is furnished with the operatic tunes of helping, IC ₁₁Be commercially available integrated music sheet.Get τ=KRC during design, K is a proportionality coefficient, and its size is generally between 0.7～1.4.Get KR ₉C ₅=0.3 second, KR ₁₁C ₆=1.2 seconds, 0.7R ₁₃C ₇=0.5 second, K(R ₁₃+ W _2max) C ₈＞2 seconds, KR ₂₃C ₁₅=0.3, K(R ₂₃+ R ₂₂)=0.7, DW ₁, DW ₂Can be 2CW ₁₅, BCR ₁, BCR ₂Be bidirectional triode thyristor.

Embodiment (2): logic determines and processing unit can have the numerous variations mode, and Fig. 3 is a general type, can as required variable resistor be removed selectively several or make fixed resistance into.Fig. 4 is another embodiment.Their essence all is that the switching levels of capacitance voltage AND circuit is compared, and makes gate circuit output logic " 0 " or " 1 " by the discharging and recharging of electric capacity.All the other same embodiment＜1 〉.

Maximum characteristics of the present utility model are that the time interval of applause and number of times have been made strict restriction, when the applause number of times surpasses twice, just have stronger password, have solved more up hill and dale anti-interference problem; And be provided with acousto-optic indication, useful signal is kept temporarily, makes the user can open and close easily and flexibly electrical equipment. Its another distinguishing feature is that cost is not high and multiple functional; also can do music door-bell, burglar alarm, hypnosis, power-off protection, the illumination of power failure acoustic control lamp and realize that the complete or silent automatic time delay of program closes electrical equipment, close behind the electrical equipment again acoustic control and open or no longer open etc. It is big that it also has power consumptive province, stable performance, adjusting range of choice, uses the advantages such as very flexible, is suitable for various occasions, is particularly suitable for vast family and uses.

Claims (8)

1, a kind of multi-function sound-controlled device, it comprises power circuit, acoustic-electric conversion, amplifying circuit, circuits for triggering, logic determines and processing unit, time-delay and control circuit, change over switch and regulating system, of the present utility model being characterised in that:

(a) logic determines and processing unit, its IC ₉Be connected with capacitor C ₇, C ₈, C ₈Link IC ₂, IC ₂Link IC ₁₀,

(b) it also includes acousto-optic indication and acoustics circuit, and its luminescent device and microphone device are all linked logic determines and processing unit.

2, multi-function sound-controlled device according to claim 1, its feature also comprises: it also has battery, power failure acoustic control lamp.

3, multi-function sound-controlled device according to claim 1 is characterized in that: at logic determines and processing unit, IC ₉Be connected into regularly zero clearing mode, at its high level therebetween to C ₇, C ₈Charging, between its low period, C ₇Can discharge C rapidly ₈Can slowly discharge.

4, according to claim 1 or 3 described multi-function sound-controlled devices, it is characterized in that: at logic determines and processing unit, IC ₉Q end pass through R ₁₁Link capacitor C ₆And IC ₉R end, C ₆Other end ground connection, IC ₉Q end also pass through R ₁₃Link C ₇, C ₇Other end ground connection, C ₆, C ₇Be connected with D respectively ₁₁, D ₁₃, D ₁₁, D ₁₃The other end pass through R ₁₂Link IC ₉Q end, R ₁₃, C ₇Common port pass through D ₁₂Link R ₁₄, W ₂An end, R ₁₄Other end ground connection, W ₂The other end link C ₈, T ₃Collector electrode and IC ₂An input, C ₈Other end ground connection, T ₃Grounded emitter, T ₃Base stage pass through R ₁₆Link D ₁₅, D ₁₇An end, D ₁₅The other end link C ₉, R ₁₇An end, C ₉The other end link IC ₁₀Q end, R ₁₇Other end ground connection, D ₁₇The other end link C ₁₀, R ₂₁An end, their other end meets IC respectively ₁₀Q end and ground connection, IC ₉, IC ₁₀S hold equal ground connection, their D and Q end links to each other IC ₉CP end link IC ₁, IC ₂Another input termination IC ₁Output, IC ₂Output pass through D ₁₆Link IC ₁₀CP end.

5, multi-function sound-controlled device according to claim 1 is characterized in that: at logic determines and processing unit, IC ₁Pass through D ₉Serial connection R ₁₀, W ₄Link C again ₁₄, IC ₁Also pass through C ₅Be connected with R ₉, D ₈, D ₇, D ₇The other end link IC ₁Input.

6, multi-function sound-controlled device according to claim 1 is characterized in that: the luminescent device of acousto-optic indication and acoustics circuit part can be a LED, and microphone device can be a loud speaker, and LED passes through D ₁₄, R ₂₀Link IC ₉Q end, also pass through R ₁₈Link IC ₁₀Q end, loud speaker is connected in IC ₁₁Positive pole and c end, IC ₁₁Positive pole pass through T ₄, D ₂₈Link IC ₇, IC ₈And on the pulse generator of peripheral cell composition, this pulse generator passes through K ₁', R ₂₆Link capacitor C ₈, T ₄Also pass through D ₁₉Link IC ₆

7, according to claim 1 or 2 described multi-function sound-controlled devices, it is characterized in that: at power failure acoustic control lamp part, IC ₄Output be connected with T ₇, T ₆, bulb L is connected across T ₇Between collector electrode and the ground, T ₆Also by diode D ₁₀, D ₂₁Link IC respectively ₉Q end and IC ₆

8, multi-function sound-controlled device according to claim 1 is characterized in that: at power circuit part, C ₁₁Pass through DW ₁Serial connection BCR ₂An anode, BCR ₂Another plus earth.

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