CN105013060A - Sleeping inducer - Google Patents
Sleeping inducer Download PDFInfo
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- CN105013060A CN105013060A CN201510480207.8A CN201510480207A CN105013060A CN 105013060 A CN105013060 A CN 105013060A CN 201510480207 A CN201510480207 A CN 201510480207A CN 105013060 A CN105013060 A CN 105013060A
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Abstract
The invention discloses a sleeping inducer. The sleeping inducer comprises a sawtooth generator for generating sawtooth waves, a voltage-controlled oscillator with the oscillation frequency controlled by the sawtooth waves and a loudspeaker serving as a load of the voltage-controlled oscillator, and is characterized in that the frequency of a signal output by the voltage-controlled oscillator changes along with changes in the amplitude of a signal output by the sawtooth generator; the frequency of the signal output by the voltage-controlled oscillator changes between 0.7 Hz and 10 Hz, the changes in the frequency of the signal output by the voltage-controlled oscillator can be repeated, the signal is converted into sound waves, a listener can be induced to be calm and then gets sleepy, and therefore the listener can fall asleep as quickly as possible.
Description
Technical field
The present invention relates to a kind of sleep derivation device, it is made up of electronic component, can send the sound of certain frequency, and induction people falls asleep.
Background technology
People sleep time as heard raindrop sound, can be easy to fall asleep, this is because the frequency of raindrop sound changes within the scope of 0.7 ~ 10Hz, scientific research finds, the frequency of the brain wave (being called α ripple) time is calmly 7 ~ 14Hz, the frequency of the brain wave (being called θ ripple) when sleepiness is dim is 3.5 ~ 7Hz, and the frequency of the brain wave (being called δ ripple) during deep sleep is 0.5 ~ 3.5Hz.If when sleeping, people hears the sound that this frequency cycle changes, and can hearer be induced to enter sleep state.Therefore be necessary to develop a kind of device that can send frequency cycle change sound, guiding hearer falls asleep as early as possible.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of sleep derivation device, and the frequency of sound wave that this sleep derivation device sends can from the gradual change of α wave direction δ ripple, and induction hearer falls asleep as early as possible.
This sleep derivation device, the sawtooth generator, the frequency of oscillation that comprise generation sawtooth waveforms are controlled by the voltage controlled oscillator of sawtooth waveforms, the speaker as voltage controlled oscillator load, it is characterized in that, described voltage controlled oscillator output signal frequency changes with the change of sawtooth generator amplitude output signal, described sawtooth generator comprises the first time-base integrated circuit IC1, the pin 8 of the first time-base integrated circuit, 4 connect power supply VCC positive pole, pin 1 ground connection of the first time-base integrated circuit, the pin 7 of the first time-base integrated circuit connects power supply VCC positive pole respectively by resistance R11, the pin 6 of the first time-base integrated circuit is connect by resistance R12, 2, the pin 6 of the first time-base integrated circuit, 2 by electric capacity C12 ground connection, the resistance of described resistance R12 is 1/ 20 of resistance R11 resistance, the cycle of oscillation of sawtooth waveforms was selected between 60 ~ 120 seconds, select resistance R11, the resistance of R12 and the capacity of electric capacity C12 can determine the cycle of oscillation of sawtooth waveforms, described voltage controlled oscillator comprises operational amplifier A 2, resistance R21 is connected between the inverting input of operational amplifier and outfan, the inverting input of operational amplifier is by electric capacity C21 ground connection, the in-phase input end of operational amplifier passes through the drain electrode of field effect transistor VT1, source ground, the drain electrode of field effect transistor VT1, sources connected in parallel has resistance R22, resistance R23 is connected between the in-phase input end of operational amplifier and outfan, the grid of field effect transistor VT1 connects the pin 2 of the first time-base integrated circuit, voltage controlled oscillator output signal frequency range is between 0.7 ~ 10Hz, electric capacity C22, speaker YD is serially connected with between the outfan of operational amplifier and ground.
Improve as one, described sleep derivation device also comprises the timing controller of a delay switching-off, described timing controller comprises the second time-base integrated circuit IC3, optocoupler GR1, the emitter stage of the audion of optocoupler GR1, collector series connection is in power supply VCC loop, the colelctor electrode of the audion of optocoupler GR1 connects the positive pole of power supply VCC, the emitter stage of the audion of optocoupler GR1, colelctor electrode is parallel with button K1, the pin 8 of the second time-base integrated circuit, 4 emitter stages connecing the audion of optocoupler GR1, pin 1 ground connection of the second time-base integrated circuit, the pin 5 of the second time-base integrated circuit is by electric capacity C32 ground connection, the pin 7 of the second time-base integrated circuit connects the emitter stage of the audion of optocoupler GR1 by variable resistance R31, the pin 7 of the second time-base integrated circuit connects the pin 6 of the second time-base integrated circuit by resistance R32, 2, the pin 2 of the second time-base integrated circuit is by electric capacity C31 ground connection, the timing of timing controller is 5 ~ 15 minutes.
The feature of this sleep derivation device is, described voltage controlled oscillator output signal frequency changes with the change of sawtooth generator amplitude output signal, voltage controlled oscillator output signal frequency is from 10Hz to 0.7 Hz gradual change (namely from the gradual change of α wave direction δ ripple), the change of voltage controlled oscillator output signal frequency can repeat, this signal is converted to sound wave, can induce hearer calmly, and then sleepiness is dim, make it fall asleep as soon as possible, meet the physiological law of sleep.
Accompanying drawing explanation
Fig. 1 is electrical schematic diagram of the present invention.
Detailed description of the invention
Existing accompanying drawings the specific embodiment of the present invention.
This sleep derivation device, comprises sawtooth generator, voltage controlled oscillator, speaker as voltage controlled oscillator load.Described voltage controlled oscillator output signal frequency changes with the change of sawtooth generator amplitude output signal, and voltage controlled oscillator output signal frequency range is between 0.7 ~ 10Hz.
Described sawtooth generator comprises the first time-base integrated circuit IC1, the pin 8,4 of the first time-base integrated circuit connects power supply VCC positive pole, pin 1 ground connection of the first time-base integrated circuit, the pin 5 of the first time-base integrated circuit is by electric capacity C11 ground connection, the pin 7 of the first time-base integrated circuit respectively resistance R11 is connect power supply VCC positive pole, is connect the pin 6,2 of the first time-base integrated circuit by resistance R12, and the pin 2 of the first time-base integrated circuit is by electric capacity C12 ground connection.
The resistance of the first time-base integrated circuit and its periphery, electric capacity, diode form an agitator,
Its frequency of oscillation f
1=1.44/(R
11+ R
12) C
12;
The resistance of resistance R11 is 20 times of the resistance of resistance R12, the waveform on the first time-base integrated circuit pin 2 or 6 can be made to be sawtooth waveforms ui, select the resistance of resistance R11, R12 and the capacitance of electric capacity C12, can set the cycle of oscillation of sawtooth waveforms, cycle of oscillation can be selected between 60 ~ 120 seconds.
Described voltage controlled oscillator comprises operational amplifier A 2, resistance R21 is connected between the inverting input of operational amplifier and outfan, the inverting input of operational amplifier is by electric capacity C21 ground connection, the in-phase input end of operational amplifier passes through drain electrode, the source ground of field effect transistor VT1, the drain electrode of field effect transistor VT1, sources connected in parallel have resistance R22, be connected to resistance R23 between the in-phase input end of operational amplifier and outfan, the grid of field effect transistor VT1 connects the pin 2 of the first time-base integrated circuit.
An equivalent resistance R is can be considered after the drain electrode of field effect transistor VT1, source electrode are in parallel with resistance R22, described equivalent resistance changes with the change in voltage in fet gate, fet gate institute acknowledge(ment) signal is sawtooth waveforms ui, when the amplitude of sawtooth waveforms ui increases, described equivalent resistance reduces, and vice versa.The waveform that voltage controlled oscillator exports is square wave, its frequency of oscillation and resistance R21, R23, and electric capacity C21 and equivalent resistance R is correlated with:
Its frequency of oscillation f
2=1/[2R
21c
21ln (1+2R/R
23)];
After the resistance of resistance R21, R23 and the capacity of electric capacity C21 are determined, the frequency of voltage controlled oscillator output signal determined by equivalent resistance R, and the resistance of equivalent resistance R increases, and the frequency of voltage controlled oscillator output signal reduces, and vice versa.Select the resistance of resistance R21, R22, R23 and the capacity of electric capacity C21, the frequency of oscillation of voltage controlled oscillator can be made to change between 0.7 ~ 10Hz.
Be serially connected with electric capacity C22, speaker YD between the outfan of operational amplifier and ground, speaker converts opamp-output signal to sound.
The voltage of the power supply VCC of this sleep derivation device is 9V.
Described sleep derivation device also comprises the timing controller of a delay switching-off, described timing controller comprises the second time-base integrated circuit IC3, optocoupler GR1, the emitter stage of the audion of optocoupler GR1, collector series connection is in power supply VCC loop, the colelctor electrode of the audion of optocoupler GR1 connects the positive pole of power supply VCC, the emitter stage of the audion of optocoupler GR1, colelctor electrode is parallel with button K1, the pin 8 of the second time-base integrated circuit, 4 emitter stages connecing the audion of optocoupler GR1, pin 1 ground connection of the second time-base integrated circuit, the pin 5 of the second time-base integrated circuit is by electric capacity C32 ground connection, the pin 7 of the second time-base integrated circuit connects the emitter stage of the audion of optocoupler GR1 by variable resistance R31, the pin 7 of the second time-base integrated circuit connects the pin 6 of the second time-base integrated circuit by resistance R32, 2, the pin 2 of the second time-base integrated circuit is by electric capacity C31 ground connection, select the capacity of variable resistance R31, R32 resistance and electric capacity C31, the timing that can set timing controller is 5 ~ 15 minutes.
The operation principle of timing controller is, second time-base integrated circuit and resistance R31, R32 and electric capacity C31 form a square-wave oscillator, cycle of oscillation is 5 ~ 10 minutes, the pin 3 of the second time-base integrated circuit is the outfan of square-wave signal, resistance is after button K1 presses, the pin 3 of the second time-base integrated circuit is high level, the light emitting diode of optocoupler GR1 has electric current to pass through, make the triode ON of optocoupler GR1, for square-wave generator, voltage controlled oscillator and timing controller self provide working power; When the pin 3 of the second time-base integrated circuit is low level, the light emitting diode no current of optocoupler GR1 passes through, and the audion of optocoupler GR1 is ended, cuts off the electricity supply.
The model of the first time-base integrated circuit, the second time-base integrated circuit is NE555, and the model of operational amplifier is OP07, and the model of field effect transistor is KWP03N40.
When sleep derivation device uses, push button, speaker sends sound wave, this sound wave frequency is gradient to 0.7Hz from 10Hz, and then can set within the scope of 60 ~ 120 seconds from 10Hz to the period of change of 0.7Hz gradual change frequency of sound wave, can induce hearer calmly, and then sleepiness is dim, makes it fall asleep as soon as possible.Try out and show that hearer generally just can fall asleep in 10 minutes, timing controller automatic cut-off power after hearer falls asleep.As hearer can't fall asleep and can again push button within the time of setting, make sleep derivation device task again.
Claims (2)
1. a sleep derivation device, the sawtooth generator, the frequency of oscillation that comprise generation sawtooth waveforms are controlled by the voltage controlled oscillator of sawtooth waveforms, the speaker as voltage controlled oscillator load, it is characterized in that, described voltage controlled oscillator output signal frequency changes with the change of sawtooth generator amplitude output signal, described sawtooth generator comprises the first time-base integrated circuit IC1, the pin 8 of the first time-base integrated circuit, 4 connect power supply VCC positive pole, pin 1 ground connection of the first time-base integrated circuit, the pin 7 of the first time-base integrated circuit connects power supply VCC positive pole respectively by resistance R11, the pin 6 of the first time-base integrated circuit is connect by resistance R12, 2, the pin 6 of the first time-base integrated circuit, 2 by electric capacity C12 ground connection, the resistance of described resistance R12 is 1/ 20 of resistance R11 resistance, the cycle of oscillation of sawtooth waveforms was selected between 60 ~ 120 seconds, select resistance R11, the resistance of R12 and the capacity of electric capacity C12 can determine the cycle of oscillation of sawtooth waveforms, described voltage controlled oscillator comprises operational amplifier A 2, resistance R21 is connected between the inverting input of operational amplifier and outfan, the inverting input of operational amplifier is by electric capacity C21 ground connection, the in-phase input end of operational amplifier passes through the drain electrode of field effect transistor VT1, source ground, the drain electrode of field effect transistor VT1, sources connected in parallel has resistance R22, resistance R23 is connected between the in-phase input end of operational amplifier and outfan, the grid of field effect transistor VT1 connects the pin 2 of the first time-base integrated circuit, voltage controlled oscillator output signal frequency range is between 0.7 ~ 10Hz, electric capacity C22, speaker YD is serially connected with between the outfan of operational amplifier and ground.
2. sleep derivation device according to claim 1, it is characterized in that sleep derivation device also comprises the timing controller of a delay switching-off, described timing controller comprises the second time-base integrated circuit IC3, optocoupler GR1, the emitter stage of the audion of optocoupler GR1, collector series connection is in power supply VCC loop, the colelctor electrode of the audion of optocoupler GR1 connects the positive pole of power supply VCC, the emitter stage of the audion of optocoupler GR1, colelctor electrode is parallel with button K1, the pin 8 of the second time-base integrated circuit, 4 emitter stages connecing the audion of optocoupler GR1, pin 1 ground connection of the second time-base integrated circuit, the pin 5 of the second time-base integrated circuit is by electric capacity C32 ground connection, the pin 7 of the second time-base integrated circuit connects the emitter stage of the audion of optocoupler GR1 by variable resistance R31, the pin 7 of the second time-base integrated circuit connects the pin 6 of the second time-base integrated circuit by resistance R32, 2, the pin 2 of the second time-base integrated circuit is by electric capacity C31 ground connection, the timing of timing controller is 5 ~ 15 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510480207.8A CN105013060B (en) | 2015-08-08 | 2015-08-08 | Sleep derivation device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510480207.8A CN105013060B (en) | 2015-08-08 | 2015-08-08 | Sleep derivation device |
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| CN105013060A true CN105013060A (en) | 2015-11-04 |
| CN105013060B CN105013060B (en) | 2018-03-06 |
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| CN201510480207.8A Active CN105013060B (en) | 2015-08-08 | 2015-08-08 | Sleep derivation device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114247027A (en) * | 2020-09-24 | 2022-03-29 | 原相科技股份有限公司 | Method for inducing sleep by sound and sound playing device for executing method |
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| CN2163453Y (en) * | 1993-05-20 | 1994-04-27 | 聂清江 | Clock timing delayed reseptacle |
| CN2520878Y (en) * | 2000-08-26 | 2002-11-20 | 王忍柱 | Analog sleep brain wave apparatus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114247027A (en) * | 2020-09-24 | 2022-03-29 | 原相科技股份有限公司 | Method for inducing sleep by sound and sound playing device for executing method |
| CN114247027B (en) * | 2020-09-24 | 2024-05-03 | 达发科技股份有限公司 | Method for inducing sleep by sound and sound playing device for executing method |
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|---|---|
| CN105013060B (en) | 2018-03-06 |
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Effective date of registration: 20230130 Address after: 225500 High-tech Entrepreneurship Center (Yinjia Village), Jiangyan District, Taizhou City, Jiangsu Province Patentee after: TAIZHOU TIANYI MEDICAL DEVICES CO.,LTD. Address before: Room 104, Building 8, Yimin Garden, Luotang Street, Jiangyan District, Taizhou City, Jiangsu Province, 225500 Patentee before: Pan Xiulan |