CN86200173U - Multifunctional messaging unit which is able to indicate the condition of power source and to perform as a bell - Google Patents

Abstract

The utility model discloses a multifunctional informing device capable of informing the power cutting and power coming. The multifunctional informing device is composed of a detection part, a control part, an informing part, etc. The detection part is composed of an alternating-current power supply detection circuit which can induce and detect the electricity. The control part is provided with the informing control circuits of an alternating-current power supply power cutting and power coming informing time control circuit, a doorbell switch, etc. The informing part is provided with an informing sound circuit which sends out different sounds based on the control signal of the various control circuits and a luminous display circuit which displays whether the alternating-current power supply exists or not. The utility model is a multifunction informing device, and the multifunction informing device uses the music to inform the situations of the alternating-current power supply power cutting and power coming, displays whether the alternating-current power supply exists or not by illuminating, and has the doorbell function and other informing functions.

Description

Multifunctional messaging unit which is able to indicate the condition of power source and to perform as a bell

The utility model relates to a kind of warning device, particularly a kind of multi-functional annunciator with power failure, incoming call alarm.

Warning device originally has the annunciator that power failure alarm function is only arranged.Rolling up 47 pages of 2 phases as U.S. C.Q.Radio Amat J 33 was the electric alarm of being reported in the article of " THE POWERLARM " (electric alarm) at autograph once, this electric alarm (Fig. 1) inserts 110 volts of AC power, make the relay (J101) in the electric alarm get electric adhesive, when this AC interruptions, above-mentioned relay (J101) discharges, its normally closed contact (K101) is switched to buzzer (B101) with 3 volts of direct currents, make buzzer (B101) electric pronunciation and reach the purpose that AC interruptions is reported to the police.The shortcoming of this electric alarm is that relay (J101) need be connected with AC power and could work, and when AC power exists relay (J101) because of the consumed power of switching on for a long time.The real warning device of opening its invention and created name that clear 55-181563 once announced for " power supply break device for informing " (power cut-off warning device) in Japan's patent Room and for example, this device (Fig. 2) is charged to capacitor (C201) by crystal diode (D201) by the power supply of conventional electric device (Z201), when above-mentioned electric device (Z201) cuts off the power supply, capacitor (C201) also makes buzzer (B201) get electric pronunciation by the saturation conduction of transistor (BG202) as power supply, and reaches the purpose that power cut-off is reported to the police.This device need be connected and could work with conventional electric device.Warning device originally has the annunciator of multiple function in addition.As the DG-3 type multifunction electronic alarming device of in 1984 the 1st phases of Chinese periodical " daily-use electrical appliance ", 23 pages of articles that are entitled as " multifunction electronic alarming device " of delivering, being introduced.This alarm (Fig. 3) has induction and surveys the electric alarm function.It is that the high characteristic of input impedance of utilizing field effect transistor (BG301) to be had removes to record space electric field that electricity is surveyed in induction, and amplify the back through transistor (BG302) and send the light shows signal by light emitting diode (LT301), wait the audio frequency oscillator of forming to pronounce by transistor (BG303, BG304) simultaneously and report to the police.This alarm does not have the alarm time control circuit, and if make AC power incoming call alarm with this alarm, then there is the shortcoming of pronouncing for a long time and all other alarm functions can not normally be brought into play in the alarm device that also do not have a power failure when AC power exists.

In view of the foregoing, whether the purpose of this utility model provides a kind of AC power that can show and exists, and notifies the situation of AC power power failure, incoming call at once and has doorbell concurrently and the multi-functional annunciator of other alarm function.

Multi-functional annunciator (accompanying drawing 4～6) with power failure, incoming call alarm of the present utility model has by AC power test section (1), the alarm control section (2) of doorbell switch (5) etc. is arranged, and state display part branch (3) Homeway.com whether AC power exists rings part (4) and forms.It is reported that the characteristics of device are to be provided with AC power power failure, incoming call alarm time control circuit (6) in alarm control section (2), this AC power has a power failure, incoming call alarm time control circuit (6) is made up of voltage amplitude discrimination, change-over circuit (7) and alarm time control circuit (8).Whether AC power test section (1) is used to detect AC power and exists, generally, this test section (1) is to be made up of the inductive electric measuring circuit with high input impedance that semiconductor devices is formed, when it detects space electric field by induction, its internal resistance is changed, in this circuit, the variation of this internal resistance is converted to the variation of output voltage amplitude.AC power has a power failure, the interference free performance of device and the voltage amplitude discrimination, the change-over circuit (7) that are provided with are it is reported in promising raising in the incoming call alarm time control circuit (6), and this voltage amplitude discrimination, change-over circuit (7) can be made of Shi Mite trigger circuit etc.Above-mentioned Shi Mite trigger circuit can be designed to the adjustable Shi Mite trigger circuit of return difference, by regulating or select the hysteresis voltage of these Shi Mite trigger circuit, it is reported that device can adapt to the occasion that various interference vary in size, the AC supply voltage fluctuation range is different and use and make.When reaching, the output voltage amplitude of above-mentioned AC power test section (1) makes the voltage amplitude discrimination, during the amplitude of the output state flip of change-over circuit (7), the voltage amplitude discrimination, the output of change-over circuit (7) just taken place low level to high level or high level to low level state exchange, thereby the state display part branch (3) whether the control AC power exists is made corresponding luminous demonstration, start alarm time control circuit (8) simultaneously and send alarm control signal with certain hour, alarm time control circuit (8) is the timing circuit that electronic component constitutes, and the length of the time of the alarm control signal that this alarm time control circuit (8) sends can regulate or set on demand.Doorbell switch and make the alarm control section (5) of other purpose can be according to using needs increase or reduce, reach corresponding alarm function as setting up sensing controler such as temperature control, light-operated, magnetic control as required.It is to ring circuit by the electronics news that can send multiple different acoustic or melody to constitute that news are rung part (4), and makes it send different sound equipments according to above-mentioned various control signal by connected modes different in the circuit.

Annunciator of the present utility model has following advantage: 1. can not connect with AC power or other electrical installation and just can judge comparatively exactly whether AC power exists; 2. can in time make alarm with musical sound when AC power has a power failure or sends a telegram here, the length of alarm time can regulate or set on demand; 3. no matter whether AC power exists this annunciator all can be normally to use as the annunciator of doorbell or other purpose; When 4. making the alarm of above-mentioned each purpose, acoustics has visibly different difference.

The user who uses annunciator of the present utility model to help electric equipment in time grasps the situation whether AC power exists, and burns out etc. as AC power power failure, power fail outage, power safety, and in time consumer is taked corresponding disposal route.For example use refrigeration plants such as refrigerator, air conditioner, requirement is when these equipment operations, must not switch on again in 3～5 minutes in power supply outage back, for AC power, whether the user but often can not in time find sudden power and the situation of incoming call again in 3～5 minutes whether, therefore use this annunciator to help better refrigeration plants such as refrigerator, air conditioner being safeguarded, and can in time handle food in the refrigerator by situation, avoid making food spoilage because of power off time is oversize.After and for example using the user of electric cooking appliance to use this annunciator, can more reasonably arrange time for eating meals or take the measure of having dinner in addition according to the power failure of the AC power that in time grasps or the situation of incoming call.In addition, electronic lock and other all use the use occasion with electric tool, equipment, instrument and meter etc. of AC power to adopt to it is reported device.Annunciator of the present utility model also can be used as doorbell and uses, and becomes the member of normal domestic use electrical equipment.Annunciator of the present utility model can also be set up other senser element and the annunciator use of other purpose of double as required.As set up the temperature control device and double as temperature alarm usefulness, set up light shutter device and double as illumination alarm is used etc.The alarm time control circuit that has a power failure, sends a telegram here also can be directly installed on a kind of functional part that becomes these products among some electric equipment or the electric equipment products, it is reported that device also can be used as cable and surveys the disconnected use that waits.

Being simply described as follows of accompanying drawing:

Fig. 1 is the circuit theory diagrams of former " THE POWERLARM " (electric alarm).Among the figure: D101 is a silicon diode, LT101 is a green LED, LT102 is a red light emitting diodes, J101 is 117 volts of AC relay, K101 is the changeover contact of relay J 101, and K102 is a toggle switch, and B101 is a buzzer, 115V.a.c be 110 volts of AC power, E101 is a direct supply.

Fig. 2 is the circuit theory diagrams of former " power supply break device for informing " (power cut-off warning device).Among the figure: P201 is an attaching plug, and Z201 is an electric device, and JT201, JT202 are binding posts, and D201, D202 are crystal diodes, and BG201, BG202 are transistors, and R201～R205 is a resistance, and B201 is a buzzer, and C201 is a capacitor.

Fig. 3 is the circuit theory diagrams of former " multifunction electronic alarming device " DG-3 type multifunction alarm device.Among the figure: K301, K302 are toggle switches, K303 is a power switch, and R301～R310 is a resistance, and C301～C303 is an electric capacity, BG301 is a field effect transistor, BG302～BG304 is a transistor, and LT301 is a light emitting diode, Y301 is a loudspeaker, CZ301 is an antenna socket, and CZ302～CZ304 makes the external socket that other alarm is used, and E301 is a direct supply.

Fig. 4 is the theory diagram of annunciator of the present utility model.Among the figure: the 1st, AC power test section, the 2nd, alarm control section, the 3rd, luminous displaing part branch, the 4th, news are rung part, and the 5th, doorbell and other alarm control section, the 6th, AC power has a power failure, incoming call alarm time control circuit, the 7th, voltage amplitude discrimination, change-over circuit, the 8th, alarm time control circuit.

Fig. 5 be of the present utility model with transistor constitute have powers failure, the circuit theory diagrams of the embodiment of the multi-functional annunciator of the alarm of sending a telegram here.Among the figure: BG501～BG510 is a transistor, D501～D504 is a crystal diode, R501～R511 is a resistance, C501～C507 is a capacitor, W501～W504 is a potentiometer, LT501, LT502 are light emitting diodes, Y501 is a loudspeaker, T501 is an induction antenna, AN501 is a doorbell switch, CZ501 is an input socket of making the external control assembly that other alarm uses, and E501 is a direct supply, and the part that with dashed lines is placed is that the AC power in the theory diagram (Fig. 4) that is equivalent to annunciator of the present utility model has a power failure, incoming call alarm time control circuit 6.

Fig. 6 is the circuit theory diagrams of embodiment of the multi-functional annunciator with power failure, incoming call alarm with formations such as integrated circuit components of the present utility model.Among the figure: JC601～JC604 is the cmos digital integrated circuit, JC605 is the SK2100ACMOS music integrated circuit, D601～D610 is a crystal diode, BG601, BG602 are transistors, LT601, LT602 are light emitting diodes, R601～R610 is a resistance, W601～W604 is a potentiometer, C601～C611 is a capacitor, and Y601 is a loudspeaker, and T601 is an induction antenna, AN601 is a doorbell switch, K601 is a toggle switch, and CZ601 is an input socket of making the external control assembly that other alarm uses, and E601 is a direct supply.The part that with dashed lines is placed is that the AC power in the theory diagram (Fig. 4) that is equivalent to annunciator of the present utility model has a power failure, incoming call alarm time control circuit 6.

Below, the circuit theory diagrams with embodiment and comparative examples are further described the multi-functional annunciator with power failure, incoming call alarm of the present utility model again.

Embodiment 1

Multi-functional annunciator (Fig. 5) with power failure, incoming call alarm of the present utility model all assembles with resolution element.Wherein use transistor BG501, BG502, formations such as BG503 have the inductive electric measuring circuit of high input impedance, use transistor BG504, BG505 etc. constitute the Shi Mite trigger circuit, use transistor BG506, BG507, BG508 etc. constitute incoming call alarm timing circuit, electricity consumption container C 503, potentiometer W503 forms the R.C network, this R.C network and crystal diode D502, D503 etc. constitute power failure alarm timing circuit, use light emitting diode LT501, LT502, transistor BG504, BG505 etc. constitute the state display part branch whether AC power exists, and use transistor BG509, BG510 etc. constitute news and ring circuit.When not having AC power around the antenna T501, be that antenna T501 does not sense the space electric field that is produced by AC power, transistor BG501, BG502, the induction that BG503 forms is surveyed the electric line output terminal and is high-impedance state, the base stage of transistor BG504 is by resistance R 501, the center tap of potentiometer W501 obtains high level and saturation conduction, transistor BG505 ends, the base stage of transistor BG506 is by potentiometer W504, resistance R 503 is added with forward bias and saturation conduction, transistor BG507, BG508 ends, this moment, capacitor C504 was by light emitting diode LT502, potentiometer W502, the be knot of transistor BG506, crystal diode D504 charging, the c end of capacitor C504 is charged to the voltage about 3 volts very soon, and the d terminal voltage is about 0.8 volt of (be knot of transistor BG506, the voltage drop of crystal diode D504).When AC power is come, when antenna T501 senses the space electric field of certain electric field intensity, make transistor BG501, BG502, BG503 inductive electric measuring circuit output terminal is low resistive state, the voltage of transistor BG503 collector is reduced, the base voltage of transistor BG504 is step-down thereupon also, and transistor BG504 is ended, transistor BG505 transfers conducting to, light emitting diode LT502 flows through luminous because of the conducting electric current that BG505 is arranged, show that AC power exists, at this moment the c of capacitor C504 end becomes voltage about 0.8 volt because of the conducting of BG505, because the voltage at capacitor two ends can not suddenly change, so the d of capacitor C504 end is about 2.2 volts negative voltage, this negative voltage makes transistor BG506 end because of reverse bias, transistor BG507, the BG508 conducting, so direct supply is by transistor BG508, resistance R 509 is rung circuit supply to news, make the pronunciation of news Chinese percussion instrument and begin to make the incoming call alarm, capacitor C504 is by light emitting diode LT502 immediately, potentiometer W502, resistance R 503, potentiometer W504 discharge, this discharge process rises the d terminal voltage of capacitor C504 gradually, when the voltage of the d of capacitor C504 end rises to 1 volt of left and right sides, transistor BG506 conducting again, after the transistor BG506 conducting, transistor BG507 promptly recovers cut-off state, transistor BG508 also recovers cut-off state, make the news Chinese percussion instrument stop pronunciation after transistor BG508 ends, thereby be through with current incoming call alarm because of having lost alarm control voltage.When carrying out above-mentioned incoming call alarm, the b of capacitor C503 end is also to the negative voltage saltus step, but because negative voltage can not make crystal diode D503 conducting, and to ring circuit inoperative so the change in voltage of the b of capacitor C503 end is to interrogating.When AC power disappears, there is the space electric field of certain intensity also to disappear around the antenna T501 thereupon, make transistor BG501, BG502, the induction of compositions such as BG503 is surveyed the electric line output terminal and is high-impedance state, the base stage of transistor BG504 is by resistance R 501, the center tap terminal of potentiometer W501 obtains high level and saturation conduction, light emitting diode LT501 is luminous because of the conducting electric current that transistor BG504 is arranged, show that AC power does not exist, transistor BG505 ends simultaneously, the voltage of capacitor C503a end rises to about 3 volts by about 0.8 volt, because the voltage at capacitor two ends can not suddenly change, so the voltage of the b of capacitor C503 end rises to about 2.2 volts by 0 volt, and by crystal diode D503, resistance R 506, R509 is added to news and rings circuit, make the pronunciation of news Chinese percussion instrument and begin to make the power failure alarm, capacitor C503 is by potentiometer W503 immediately, crystal diode D502, D503, resistance R 506, R509, R510 and transistor BG509, conducting moment of BG510 charges, when the voltage at capacitor two ends is charged to about 2.2 volts (voltage that is the b end of capacitor C503 drops to about 0.8 volt), the news Chinese percussion instrument stops pronunciation and the alarm that once has a power failure that is through with, when making above-mentioned power failure alarm, the voltage of the d end of capacitor C504 also has positive transition, transistor BG506 still keeps the saturation conduction state, transistor BG507, BG508 also still keeps cut-off state, rings not influence of circuit to interrogating.The news of this news Chinese percussion instrument are rung in the circuit, because transistor BG509, the conducting of BG510 and ending, be subjected to C505 simultaneously, the influence that discharges and recharges of the capacitor that these two capacity of C506 differ greatly, and these two capacitors have different time constants with the resistance cooperation of different resistances respectively, so just make the output waveform of transistor BG510 change various, it is exactly that the resistance that inserts different resistance values respectively (inserts R509 when sending a telegram here alarm as work that the news of this news Chinese percussion instrument are rung circuit, insert resistance R 506 when making the power failure alarm, R509), the resistance that makes these different resistance values and news are rung capacitor in the circuit (as capacitor C505, C506) form different time constants, thereby make the news Chinese percussion instrument send the audio oscillation sound of various tone color than horn of plenty.Be exactly by selecting resistance R 506, R507, R508, R509 etc. in the annunciator of present embodiment to suitable resistance, and send the interruption single-tone when having reached do power failure alarm, send continuous tone when making the incoming call alarm, send the length sound when making doorbell, send different trills when making the alarm of other purpose.In the circuit theory diagrams of the annunciator of present embodiment, potentiometer W501 is used to regulate induction to survey electric sensitivity, potentiometer W502 is the hysteresis voltage that is used to regulate the Shi Mite trigger circuit, potentiometer W503 is used to regulate the power failure alarm time, and potentiometer W504 is the time that is used to regulate the incoming call alarm.

Embodiment 2

Multi-functional annunciator (Fig. 6) with power failure, incoming call alarm of the present utility model is assembled by integrated circuit component etc.The circuit working principle of this annunciator and embodiment 1(Fig. 5) similar, difference is mainly assembled by integrated circuit component etc., in the annunciator of present embodiment, the inductive electric measuring circuit that has high input impedance with formations such as cmos digital integrated circuit JC601, with cmos digital integrated circuit JC602, JC603 etc. constitute the Shi Mite trigger circuit, electricity consumption container C 603, potentiometer W604 forms R, the C network, this R, C network allomeric diode D603, D605 etc. constitute incoming call alarm timing circuit, electricity consumption container C 602, potentiometer W603 forms R, the C network, this R, C network allomeric diode D604, D606 etc. constitute power failure alarm timing circuit, with cmos digital integrated circuit JC602, LT601, LT602 etc. constitute the state display part branch whether AC power exists, and ring circuit with formation news such as CMOS music integrated circuit JC605.This annunciator can be selected two kinds of different melodies by toggle switch K601 when making doorbell and using, and send the musical sound of " ding-dong " when making the incoming call alarm, sends the musical sound of " tick, bell, bell " when making the alarm of other purpose.

Claims (5)

1, have power failure, the incoming call alarm multi-functional annunciator, have by AC power test section [1], the alarm control section [2] that doorbell switch [5] etc. is arranged, state display part branch [3] Homeway.com whether AC power exists rings part compositions such as [4], it is characterized in that being provided with in the described alarm control section [2] AC power power failure, incoming call alarm time control circuit [6].

2,, it is characterized in that described AC power has a power failure, incoming call alarm time control circuit (6) is made up of with alarm time control circuit (8) voltage amplitude discrimination, change-over circuit (7) according to the annunciator of claim 1.

3,, it is characterized in that described voltage amplitude discrimination, change-over circuit can have the Shi Mite trigger circuit in (7) according to the annunciator of claim 2.

4,, but it is characterized in that the adjustable Shi Mite trigger circuit of described Shi Mite trigger circuit return difference according to the annunciator of claim 3.

5, according to the annunciator of claim 2, it is characterized in that described alarm time control circuit (8) is resistance, capacitor network, or the timing circuit of this network and other electron component formation.

Images