CN202385331U

CN202385331U - Voice control circuit for electronic simulation candle

Info

Publication number: CN202385331U
Application number: CN2011203764381U
Authority: CN
Inventors: 郭可颂; 莫志坤
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-09-29
Filing date: 2011-09-29
Publication date: 2012-08-15
Anticipated expiration: 2021-09-29

Abstract

The utility model relates to the technical field of small-scale consumer electronic products, and especially relates to a voice control circuit for an electronic simulation candle. The voice control circuit comprises a signal acquisition circuit used for acquiring a signal, a voltage stabilizing circuit used for stabilizing a voltage, a microelectronic control circuit used for converting an acquired audio signal into an on-off digital signal, a power supply circuit used for providing power for the above circuits, and a load; wherein an output end of the power supply circuit is connected with an input end of the voltage stabilizing circuit; an output end of the voltage stabilizing circuit is connected with a power input end of the microelectronic control circuit and a power input end of the load; and a signal output end of the signal acquisition circuit is connected with a signal input end of the microelectronic control circuit. By adopting the above technical scheme of the voice control circuit for the electronic simulation candle, a flame piece of the electronic simulation candle can simulate swing speed changes and shade changes of a candle flame under the driving of different wind forces, and an LED light of the electronic simulation candle can be turned off in the way of blowing, thereby achieving the effect of high-fidelity simulation.

Description

A kind of sound control circuit of electronic simulation candle

Technical field

The utility model relates to the small consumer electronics technical field, is specifically related to a kind of sound control circuit of electronic simulation candle.

Background technology

The tradition candle mainly perhaps need to be used to the special occasions of create atmosphere as illumination.Candle in use owing to adopt naked light, receives the influence and the restriction of environment easily; For example the bigger environment of wind extinguishes candle easily, in the indoor naked light burning consume oxygen of sealing; Produce harmful waste gas, the people is done not feel like oneself etc., and exist the candle bottom fixing not firm; Perhaps combustibles cause potential safety hazards such as fire near flame, so the electronic simulation candle has replaced traditional candle gradually.

Along with the continuous development of power industry, use the candle illumination fewer and feweri in the daily life, be mainly used in create atmosphere now, so have higher requirement for the emulation property of candle.

The patent No. is that the Chinese utility model patent of ZL201020114356.5 discloses a kind of electronic simulation candle lamp of offering a sacrifice to gods or ancestors usefulness, comprises pedestal, candle body, flame attachment, and the pedestal center is a reentrant cavity; Be provided with the battery case of placing battery in the cavity; Pedestal cavity mouth is provided with topped shield lid in the whole cavity face, and shield lid center is fixedly connected with candle body, and the candle body inner chamber is equipped with fan; The candle body upper end is provided with flame attachment; Flame attachment is made up of fixed head, flame sheet, LED light-emitting diode, and LED light-emitting diode and fan power supply in lead and pedestal is connected, and is unified into a current supply circuit.

Above-mentioned disclosed electronic simulation candle; Its circuit part is extremely simple, and only being the LED light-emitting diode is connected with fan power supply in lead and pedestal, is unified into a current supply circuit; This technical scheme can only realize the effect that the candle flame sheet is luminous and swing; Can not simulate candle flame and under the driving of different wind-force sizes, produce the speed variation of swing and the light and shade variation of flame, and can not extinguish electronic simulation candle LED lamp, thereby not reach the effect of height emulation with the mode of blowing.

Therefore; Demand providing a kind of sound control circuit of electronic simulation candle urgently; The flame sheet simulation candle flame speed variation that generation is swung under the driving of different wind-force sizes of electronic simulation candle and the light and shade of flame are changed; And the mode that can blow is extinguished electronic simulation candle LED lamp, thereby reaches the effect of height emulation.

Summary of the invention

The purpose of the utility model is to provide a kind of sound control circuit of electronic simulation candle; The flame sheet simulation candle flame speed variation that generation is swung under the driving of different wind-force sizes of electronic simulation candle and the light and shade of flame are changed; And the mode that can blow is extinguished electronic simulation candle LED lamp, thereby reaches the effect of height emulation.

The purpose of the utility model realizes through following technical measures:

A kind of sound control circuit of electronic simulation candle; Comprise the signal acquisition circuit, the voltage stabilizing circuit that is used for burning voltage that are used for acquired signal, be used for the audio signal that collects be converted into the break-make digital signal the microelectronics control circuit, be used for providing the power circuit and the load of power supply to foregoing circuit; The output of power circuit is connected with the input of voltage stabilizing circuit; The output of voltage stabilizing circuit is connected with the power input of microelectronics control circuit, the power input of load; The signal output part of signal acquisition circuit is connected with the signal input part of microelectronics control circuit, and the control output end of microelectronics control circuit is connected with the control input end of load.

Further; The microelectronics control circuit comprises microelectronics control unit, triode Q1, triode Q2, resistance R 1 and resistance R 2; The microelectronics control unit comprises input A pin IN-A, input B pin IN-B, output A pin OUT-A, output B pin OUT-B, electrode input end and earth terminal; The base stage of triode Q1 is electrically connected with output A pin OUT-A, and the base stage of triode Q2 is electrically connected with output B pin OUT-B, and the emitter of triode Q1 is electrically connected with resistance R 2 one ends; Resistance R 2 other end ground connection; The emitter of triode Q2 is electrically connected with resistance R 1 one ends, resistance R 1 an other end ground connection, and the collector electrode of the collector electrode of triode Q1, triode Q2 is electrically connected with an end of load.

Further, voltage stabilizing circuit is 3.5 volts of voltage stabilizing circuits.

Further, signal acquisition circuit comprises condenser pick-up and trimmable resistance VR, and an end of condenser pick-up is electrically connected with input B pin IN-B, other end ground connection, and the end of trimmable resistance VR is electrically connected other end ground connection with input A pin IN-A.

Further, power circuit is 1.5 volts of dry cells of 4 joints of series connection.

Further, load comprises fan motor, LED lamp and resistance R 3, and the positive pole of LED lamp is connected with an end of fan motor, and the negative pole of LED lamp is connected with an end of resistance R 3, and the other end of resistance R 3 is connected with the other end of fan motor.

The beneficial effect of the utility model:

The sound control circuit of the electronic simulation candle of technique scheme; Adopted microelectronics control circuit and signal acquisition circuit, according to the break-make of Preset Time microelectronics control circuit, the fan motor speed change; The brightness of LED lamp changes; The speed that the flame sheet simulation candle flame that makes the electronic simulation candle produces swing down in the driving of different wind-force sizes changes and the light and shade of flame changes, and the mode that can blow extinguishes electronic simulation candle LED lamp, thereby reaches the highly effect of emulation.

Description of drawings

Utilize accompanying drawing that the utility model is further specified, but the content in the accompanying drawing does not constitute any restriction to the utility model.

Fig. 1 is the frame principle figure of the sound control circuit of a kind of electronic simulation candle of the utility model.

In Fig. 1, include:

10---power circuit,

20---voltage stabilizing circuit,

30---signal acquisition circuit,

40---the microelectronics control circuit,

50---load.

Embodiment

In conjunction with following examples the utility model is described further.

Embodiment 1

As shown in Figure 1; A kind of sound control circuit of electronic simulation candle; Comprise the signal acquisition circuit 30, the voltage stabilizing circuit 20 that is used for burning voltage that are used for acquired signal, be used for the audio signal that collects be converted into the break-make digital signal microelectronics control circuit 40, be used for providing the power circuit 10 and the load 50 of power supply to foregoing circuit; The output of power circuit 10 is connected with the input of voltage stabilizing circuit 20; The output of voltage stabilizing circuit 20 is connected with the power input of microelectronics control circuit 40, the power input of load 50; The signal output part of signal acquisition circuit 30 is connected with the signal input part of microelectronics control circuit 40, and the control output end of microelectronics control circuit 40 is connected with the control input end of load 50.

Microelectronics control circuit 40 comprises microelectronics control unit, triode Q1, triode Q2, resistance R 1 and resistance R 2; The microelectronics control unit comprises input A pin IN-A, input B pin IN-B, output A pin OUT-A, output B pin OUT-B, electrode input end and earth terminal; The base stage of triode Q1 is electrically connected with output A pin OUT-A, and the base stage of triode Q2 is electrically connected with output B pin OUT-B, and the emitter of triode Q1 is electrically connected with resistance R 2 one ends; Resistance R 2 other end ground connection; The emitter of triode Q2 is electrically connected with resistance R 1 one ends, resistance R 1 an other end ground connection, and the collector electrode of the collector electrode of triode Q1, triode Q2 is electrically connected with an end of load 50.

The sound control circuit of the electronic simulation candle of technique scheme; Microelectronics control circuit 40 and signal acquisition circuit 30 have been adopted, according to the break-make of Preset Time microelectronics control circuit 40, fan motor M speed change; The brightness of LED lamp changes; The flame sheet simulation candle flame that makes the electronic simulation candle changes and the light and shade of flame changes at the speed of the driving lower swing of different wind-force sizes, and the mode that can blow extinguishes electronic simulation candle LED lamp, thereby reaches the effect of height emulation.

Embodiment 2

The sound control circuit of the described a kind of electronic simulation candle of the utility model is as shown in Figure 1, and primary structure is identical with the foregoing description 1, and the difference part is:

Voltage stabilizing circuit 20 is 3.5 volts of voltage stabilizing circuits.

Signal acquisition circuit 30 comprises condenser pick-up MIC and trimmable resistance VR, and the end of condenser pick-up MIC is electrically connected with input B pin IN-B, other end ground connection, and the end of trimmable resistance VR is electrically connected other end ground connection with input A pin IN-A.

Power circuit 10 is 1.5 volts of dry cells of 4 joints of series connection.

Load 50 comprises fan motor M, LED lamp and resistance R 3, and the positive pole of LED lamp is connected with the end of fan motor M, and the negative pole of LED lamp is connected with an end of resistance R 3, and the other end of resistance R 3 is connected with the other end of fan motor.

Audio-switch control:

Technique scheme has designed two control interface input A pin IN-A, input B pin IN-B; Wherein import A pin IN-A and connect trimmable resistance; Can adjust the sensitivity of the condenser pick-up MIC collection sound of input B pin IN-B access; Condenser pick-up MIC picks up on-the-spot volume, through the processing of microelectronics control unit, the break-make of control load 50.

Microelectronics control unit programming was radix sample time with 1 second, when with mouthful blowing near flame front, made condenser pick-up MIC pick up volume and was converted into the signal of telecommunication through microelectronics control circuit 40, reached when causing 1.5 volts, can close whole lead-out terminals.

When product gets into holding state,, make condenser pick-up MIC pick up volume and reach when causing 1.5 volts with mouthful blowing as once more near flame front, can open whole lead-out terminals, this function is to operate with circulating oco-pass pattern.

Fan motor M exports control:

Two lead-out terminal output A pin OUT-A, output B pin OUT-B are set, and two outputs utilize the resistance R 2 control fan motor rotating speeds on the triode Q1 circuit according to the time constant outputting drive voltage, are set at a high speed.Utilize the resistance R 1 control fan motor M rotating speed on the triode Q2 circuit, be set to Chang Su.

Flame brightness is followed the moving all of a sudden speed of flame front and is changed:

The microelectronics control unit that technique scheme is equipped with is according to two outputs of programming time control; Fan motor M speed change; The output voltage that the LED lamp of responsible imitative flame brightness also can be followed fan motor M lead-out terminal changes and changes; The flame sheet of product is reached with the wind move, the effect that the brightness of flame sheet changes.

Should be noted that at last; Above embodiment only be used to explain the utility model technical scheme but not to the restriction of the utility model protection range; Although the utility model has been done detailed description with reference to preferred embodiment; Those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement the technical scheme of the utility model, and do not break away from the essence and the scope of the utility model technical scheme.

Claims

1. the sound control circuit of an electronic simulation candle; It is characterized in that: comprise the signal acquisition circuit, the voltage stabilizing circuit that is used for burning voltage that are used for acquired signal, be used for the audio signal that collects be converted into the break-make digital signal the microelectronics control circuit, be used for providing the power circuit and the load of power supply to foregoing circuit; The output of said power circuit is connected with the input of said voltage stabilizing circuit; The output of said voltage stabilizing circuit is connected with the power input of said microelectronics control circuit, the power input of load; The signal output part of said signal acquisition circuit is connected with the signal input part of said microelectronics control circuit, and the control output end of said microelectronics control circuit is connected with the control input end of said load.

2. the sound control circuit of a kind of electronic simulation candle according to claim 1; It is characterized in that: said microelectronics control circuit comprises microelectronics control unit, triode Q1, triode Q2, resistance R 1 and resistance R 2; Said microelectronics control unit comprises input A pin IN-A, input B pin IN-B, output A pin OUT-A, output B pin OUT-B, electrode input end and earth terminal; The base stage of said triode Q1 is electrically connected with said output A pin OUT-A; The base stage of said triode Q2 is electrically connected with said output B pin OUT-B; The emitter of said triode Q1 is electrically connected with said resistance R 2 one ends, said resistance R 2 other end ground connection, and the emitter of said triode Q2 is electrically connected with said resistance R 1 one ends; Said resistance R 1 an other end ground connection, the collector electrode of the collector electrode of said triode Q1, triode Q2 is electrically connected with an end of said load.

3. the sound control circuit of a kind of electronic simulation candle according to claim 2 is characterized in that: said voltage stabilizing circuit is 3.5 volts of voltage stabilizing circuits.

4. the sound control circuit of a kind of electronic simulation candle according to claim 3; It is characterized in that: said signal acquisition circuit comprises condenser pick-up and trimmable resistance VR; One end of said condenser pick-up is electrically connected with said input B pin IN-B; Other end ground connection, the end of said trimmable resistance VR is electrically connected other end ground connection with said input A pin IN-A.

5. the sound control circuit of a kind of electronic simulation candle according to claim 4 is characterized in that: said power circuit is 1.5 volts of dry cells of 4 joints of series connection.

6. the sound control circuit of a kind of electronic simulation candle according to claim 5; It is characterized in that: said load comprises fan motor, LED lamp and resistance R 3; The positive pole of said LED lamp is connected with an end of said fan motor; The negative pole of said LED lamp is connected with an end of said resistance R 3, and the other end of said resistance R 3 is connected with the other end of said fan motor.