CN106292459B - Indoor atomizer controls driving circuit - Google Patents
Indoor atomizer controls driving circuit Download PDFInfo
- Publication number
- CN106292459B CN106292459B CN201610869286.6A CN201610869286A CN106292459B CN 106292459 B CN106292459 B CN 106292459B CN 201610869286 A CN201610869286 A CN 201610869286A CN 106292459 B CN106292459 B CN 106292459B
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- China
- Prior art keywords
- circuit
- output end
- signal
- fan
- chip microcontroller
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25341—Single chip programmable controller
Abstract
The indoor atomizer of the application controls driving circuit, including automatic control circuit and atomization driving circuit, using single-chip microcontroller as core in automatic control circuit, the setting operation program in single-chip microcontroller, so that the signal output end of single-chip microcontroller exports on-off model, piezoelectric ceramic piece is driven again by the signal transformation of triode；Piezoelectric ceramic piece is as the first operation element in atomization driving circuit, play the purpose of atomization aqueous solution, fan motor is for adjusting the amount that fog is produced by boasting from atomizer, after the switching signal that piezoelectric ceramic piece issues in automatic control circuit is able to normal vibration, signal of the signal of piezoelectric ceramic piece as conducting fan driving triode, fan motor is run well, this driving circuit is used in indoor air cleaner or air freshener, can effectively ensure that the efficiency of atomizer atomization.
Description
Technical field
Invention is related to a kind of atomizer；Driving circuit is controlled more particularly to indoor atomizer.
Background technique
Aqueous solution is typically now atomized by the way of exciting by ultrasonic ultrasonic delay line memory, and method mainly passes through driving
Circuit, which is issued, passes to ultrasonic chip for vibration signal, and electric energy is converted into ultrasonic energy, ultrasonic energy by ultrasonic quarter wave plate 14
Water soluble drug can be atomized into small droplet at normal temperature, using ultrasound orientation pressure by water-soluble medical fluid atomisation, borrowed
Inner fan wind-force is helped to be diffused into the environment for needing to purify.
The driving circuit used in ultrasonic ultrasonic delay line memory at present, only simply drives nebulising element, so that mist
Water can be atomized by changing element, general lack of the energy consumption control to the higher power dissipation device being related in circuit, so that existing
Drive circuit works energy consumptions it is high, and driving directly is carried out to nebulising element now and will appear the driving signal of output not
Surely, prevent nebulising element is from the working condition that is optimal, so that inadequate to aqueous solution fogging degree.
Summary of the invention
The object of the present invention is to provide the indoor atomizer control driving electricity that one kind is capable of smooth drive ultrasonic ultrasonic delay line memory
Road.
To achieve the goals above, present invention provide the technical scheme that indoor atomizer controls driving circuit, including certainly
Dynamic control circuit and atomization driving circuit, the automatic control circuit include single-chip microcontroller, signal amplification circuit, start switch and transport
Row indicator light, described to start switch the input terminal for being connected to single-chip microcontroller, the output end of the single-chip microcontroller includes signal output end, fortune
Row indication output end and pause indication output end, the indicator light are two light emitting diodes, the output of two light emitting diodes
End is connected in operation indication output end and pause indication output end, and the input terminal of the signal amplification circuit is connected to letter
On number output end, the atomization driving circuit includes piezoelectric ceramic piece and fan drive circuit, and the fan drive circuit includes
Fan driving triode and fan motor, the output signal of the signal amplification circuit are used to that piezoelectric ceramic piece to be driven to vibrate,
The output end of the piezoelectric ceramic piece is connected to the base stage of fan driving triode, and the base stage of fan driving triode is also connected with
For controlling the water level switch of fan driving triode on-off, the fan motor is connected to the current collection of fan driving triode
Pole, the emitter direct signal ground connection of the fan driving triode.
The working principle of indoor atomizer control driving circuit: this control driving circuit is divided into two parts, first part
It is the automatic control circuit for issuing PWM wave, using single-chip microcontroller as core in the automatic control circuit, fortune is set in single-chip microcontroller
Line program, so that the switching signal that the signal output end of single-chip microcontroller is stable, when closure starts switch, single-chip microcontroller obtains an instruction
Order, according to user's needs, the driving signal output end of single-chip microcontroller exports lasting switching signal, and the signal is after amplification electricity
Road, as subsequent driving signal, the switching signal duration of single-chip microcontroller output is actually set according to user demand.
The second part is that driving circuit is atomized for the purpose of driving fan motor, is atomized piezoelectric ceramics in driving circuit
Piece plays the purpose of atomization aqueous solution as the first operation element, and fan motor is blown out from atomizer for adjusting fog
The amount come, is atomized the design of driving circuit using fan driving triode as switching device, when piezoelectric ceramic piece is automatically controlling
After the switching signal issued in circuit is able to normal vibration, base of the signal of piezoelectric ceramic piece as conducting fan driving triode
Pole signal, enables fan motor to run well.
The water level switch for being connected to fan driveing triode tube base is used to detect the water level in atomizer, when in atomizer
Water level is too low, and water level switch flicks, so that transistor base is unable to get driving signal, so that fan motor stops working.
The potentiometer being connected between piezoelectric ceramic piece and the base stage of fan driving triode, for adjusting from piezoelectric ceramics
The signal strength that piece comes realizes the adjusting of atomization quantity to adjust the revolving speed of fan motor.
In operation, need to change the definition that driving frequency directly carries out frequency in a program.
Indoor atomizer of the invention controls the advantages of driving circuit and is: 1, due to this driving circuit frequency is adjusted and
The adjusting of water mist amount is divided into two parts and is handled, and the vibration frequency of piezoelectric ceramics specially uses the automatic control there are also single-chip microcontroller
Circuit processed is adjusted, so that the driving frequency of output is stablized, and can be realized at any time by the modification to SCM program
The change of frequency.2, the output end of two LED is connect with single-chip microcontroller in this programme, and such single-chip microcontroller is in triggering LED light emission time
Only corresponding output interface need to be placed in low level, so that single-chip microcontroller is triggered without using additional high level, in this way
Considerably increase the service life of single-chip microcontroller.
Preferably, the output signal of the signal interference single-chip microcontroller of output end, the signal of the single-chip microcontroller export in order to prevent
Isolation circuit is connected between end and pliotron.By isolation circuit, the dry of pliotron side appearance can be shielded
Wave is disturbed, can also prevent pliotron side voltage from increasing the damage to single-chip microcontroller suddenly.
Preferably, the input terminal started switch is connected using pull-up resistor with high level, and output end is connected to signal
Ground terminal, the starting input terminal of single-chip microcontroller, which is connected to, starts switch input terminal side.It constitutes in this way and starts switch low level triggering
The function of single-chip microcontroller plays the role of protecting single-chip microcontroller.
Preferably, the output end of the piezoelectric ceramic piece is also connected with resonance circuit, and resonance circuit will input piezoelectric ceramics
The vibration signal of piece is modified, in order to avoid noisy clutter in the vibration signal for causing piezoelectric ceramic piece to obtain.
Preferably, the atomization driving circuit further includes atomizer indicating circuit, and the indicating circuit includes being used to indicate
The start indicator lamp of fan motor starting, is used to indicate the stopping indicator light of fan motor stopping；It can intuitively give in this way
User's prompt, can increase user experience.
Finally, the signal output end of the single-chip microcontroller is connected to the low level triggering end of the isolation circuit, so that monolithic
Machine can work in the most of the time in low-power consumption mode, not only save electric energy and be enhanced the single-chip microcontroller service life.
Detailed description of the invention
Fig. 1 is that the indoor atomizer of the embodiment of the present invention controls the circuit diagram of driving circuit.
Specific embodiment
Further explanation of the technical solution of the present invention with reference to the accompanying drawings and examples:
Appended drawing reference in attached drawing is enumerated: start-up circuit 11, isolation circuit 12, signal amplification circuit 13, run indicator
14, single-chip microcontroller U1, signal output end INT0, operation indication output end INT1, pause indication output end INT2, start switch S1,
Piezoelectric ceramic piece Y1, pliotron Q1.
Resonance circuit 21, fan drive circuit 22, resonance triode Q4, first capacitor C3, the second capacitor C4, third capacitor
C5, flat wave inductor L1, inductance L2, fan driving triode Q3, fan motor B1, water level indicator light D4, fan indicator
D3, water level switch S2, potentiometer RP1.
Indoor atomizer as shown in Figure 1 controls driving circuit, including automatic control circuit and atomization driving circuit two are greatly
Part.
Automatic control circuit includes single-chip microcontroller U1, signal amplification circuit 13, start-up circuit 11 and run indicator 14, described
Input terminal of the start-up circuit 11 including being connected to single-chip microcontroller U1 starts switch S1, this starts switch S1 to single-chip microcontroller U1 using low
Level triggers, the output end of the single-chip microcontroller U1 include signal output end INT0, operation indication output end INT1 and pause instruction
Output end INT2.Run indicator 14 is the input terminal connection of two light emitting diodes D1/D2, two light emitting diode D1/D2
High level, the output end of two light emitting diode D1/D2 are connected to starting indication output end INT1 and pause instruction output
It holds on INT2.The input terminal of signal amplification circuit 13 is connected on signal output end INT0, signal output end INT0 and power three
Isolation circuit 12, optocoupler of the isolation circuit 12 between signal output end INT0 and pliotron Q1 are connected between pole pipe Q1
Disconnecting switch U3 is as isolating device, and the output signal of signal amplification circuit 13 is for driving piezoelectric ceramic piece Y1 to vibrate.
In SCM program control section, using+12V power supply by obtaining+5V working power after decompression, for single-chip microcontroller and
SCM program control circuit uses；SCM program control section starts switch S1 state by judgement when powering on, automatically
Selection enters 2 mode of 1 mode of program or program, and into after mode, single-chip microcontroller can be written in working condition selection result by single-chip microcontroller
In internal EEPROM, long-term preservation is carried out, oneself is read when next time is then turned on and enters mode work；If you need to adjust Working mould
Formula pressing S1 need to start switch while booting and can carry out program schema switching；
Single-chip microcontroller working procedure mode 1: spraying harness status is forced --- it does not shut down, not gap, long-term work mode.
Single-chip microcontroller working procedure mode 2: normally it is sprayed harness status --- gap is administered, and is switched on 10 minutes, shuts down 15 points
Clock circulation, full organ closes within timing 7 hours.
When single-chip microcontroller forces spraying harness status, the signal output end of single-chip microcontroller maintains always low level, by optocoupler every
After conversion, pliotron Q1 is opened, to pliotron Q1 output end output+28V power supply, so that piezoelectric ceramic piece is normal
Work.
Being atomized driving circuit includes piezoelectric ceramic piece Y1 and fan drive circuit 22, and the output end of piezoelectric ceramic piece Y1 also connects
It is connected to resonance circuit 21, the vibration signal for inputting piezoelectric ceramic piece Y1 is modified by resonance circuit 21, in order to avoid piezoelectricity is caused to make pottery
Noisy clutter in the vibration signal that tile Y1 is obtained.
Resonance circuit 21 includes resonance triode Q4, the first electricity being connected between resonance triode Q4 base stage and collector
Hold C3, concatenated second capacitor C4 and the inductance L2 being connected between resonance triode Q4 base stage and emitter, is connected to resonance
Third capacitor C5 between triode Q4 base stage and inductance L2, the flat wave inductor being connected between third capacitor C5 and inductance L2
L1 is constituted.
The fan drive circuit 22 includes fan driving triode Q3 and fan motor B1, the piezoelectric ceramic piece Y1
Output end be connected to the base stage of fan driving triode Q3, the base stage of the piezoelectric ceramic piece Y1 and fan driving triode Q3
Between be in series with the potentiometer RP1 adjusted for mist amount, the base stage of fan driving triode Q3 is also connected with for controlling fan
The water level switch S2 of driving triode on-off, the branch road where water level switch S2 are connected with water level indicator light D4, the fan
Motor B1 is connected to the collector of fan driving triode Q3, and the emitter direct signal of the fan driving triode Q3 connects
Ground, volume, fan driving triode Q3 emitter on be provided be used to indicate fan motor B1 operation fan indicator D3.
The power supply that the atomizer that interior uses uses is that alternating current 220V power supply mentions after over commutation is converted to late-class circuit
It is used for+28V and two kinds of supply voltages of+12V for subsequent equipment.
What has been described above is only a preferred embodiment of the present invention.It should be pointed out that for those skilled in the art
For, without departing from the structure of the invention, several modifications and improvements can also be made, these also should be considered as the present invention
Protection scope, these all will not influence the effect implemented of the present invention and practicability.
Claims (4)
1. atomizer controls driving circuit, including automatic control circuit and atomization driving circuit, the automatic control circuit in Room
Including single-chip microcontroller, signal amplification circuit, start switch and run indicator, it is described to start switch the input for being connected to single-chip microcontroller
End, it is characterised in that: the output end of the single-chip microcontroller includes signal output end, operation indication output end and pause instruction output
End, the indicator light are two light emitting diodes, and the output end of two light emitting diodes is connected to operation indication output end
In pause indication output end, the input terminal of the signal amplification circuit is connected on signal output end, the atomization driving electricity
Road includes piezoelectric ceramic piece and fan drive circuit, and the fan drive circuit includes fan driving triode and fan motor
Machine, for driving piezoelectric ceramic piece to vibrate, the output end of the piezoelectric ceramic piece connects the output signal of the signal amplification circuit
The base stage in fan driving triode is connect, is connected between the piezoelectric ceramic piece and the base stage of fan driving triode for mist
The potentiometer adjusted is measured, the water level that the base stage of fan driving triode is also connected with for controlling fan driving triode on-off is opened
It closes, the fan motor is connected to the collector of fan driving triode, and the emitter of the fan driving triode is direct
Signal ground；Isolation circuit is connected between the signal output end and pliotron of the single-chip microcontroller；It is described to start switch
Input terminal is connected using pull-up resistor with high level, and output end signal ground connection, the starting input terminal of single-chip microcontroller is connected to starting and opens
Close input terminal side.
2. it is according to claim 1 interior atomizer control driving circuit, it is characterised in that: the piezoelectric ceramic piece it is defeated
Outlet is also connected with resonance circuit.
3. interior atomizer according to claim 1 controls driving circuit, it is characterised in that: the atomization driving circuit is also
Including atomizer indicating circuit, the indicating circuit includes the start indicator lamp for being used to indicate fan motor starting, for referring to
Show the stopping indicator light that fan motor stops.
4. interior atomizer according to claim 2 controls driving circuit, it is characterised in that: the signal of the single-chip microcontroller is defeated
Outlet is connected to the low level triggering end of the isolation circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610869286.6A CN106292459B (en) | 2016-09-30 | 2016-09-30 | Indoor atomizer controls driving circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610869286.6A CN106292459B (en) | 2016-09-30 | 2016-09-30 | Indoor atomizer controls driving circuit |
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| Publication Number | Publication Date |
|---|---|
| CN106292459A CN106292459A (en) | 2017-01-04 |
| CN106292459B true CN106292459B (en) | 2019-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610869286.6A Active CN106292459B (en) | 2016-09-30 | 2016-09-30 | Indoor atomizer controls driving circuit |
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| CN (1) | CN106292459B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107972450B (en) * | 2017-11-13 | 2020-11-10 | 贵州德莱易生物科技有限公司 | Vehicle-mounted air biological purifier and control circuit and control method thereof |
| CN107940592B (en) * | 2017-11-13 | 2020-11-10 | 贵州德莱易生物科技有限公司 | Household air biological purifier and control circuit and control method thereof |
| CN112327705B (en) * | 2020-11-12 | 2021-12-31 | 浙江工业大学 | Intelligent trolley parking control system and method based on copper wire dissolution |
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|---|---|---|---|---|
| CN104374032A (en) * | 2014-09-30 | 2015-02-25 | 潘浩斌 | Novel ultrasonic humidifier |
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| US7922675B2 (en) * | 2003-06-17 | 2011-04-12 | Seung-Young Hwang | Advanced handable skin care device and operating method thereof |
| CN102400933A (en) * | 2010-09-17 | 2012-04-04 | 鸿富锦精密工业（深圳）有限公司 | Fan drive circuit |
| CN201885353U (en) * | 2010-11-15 | 2011-06-29 | 珠海格力电器股份有限公司 | Ultrasonic humidifier |
| CN203223403U (en) * | 2013-04-23 | 2013-10-02 | 成都携恩科技有限公司 | Intelligent computer temperature controller based on single-chip microcomputer |
| CN203364344U (en) * | 2013-06-26 | 2013-12-25 | 杨秀红 | Pulverization humidifier |
| CN105425893B (en) * | 2015-12-04 | 2017-01-18 | 芜湖锐芯电子科技有限公司 | Drive circuit for vehicle-mounted humidifier |
| CN206075082U (en) * | 2016-09-30 | 2017-04-05 | 贵州德莱易环保科技有限公司 | Indoor nebulizer controls drive circuit |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104374032A (en) * | 2014-09-30 | 2015-02-25 | 潘浩斌 | Novel ultrasonic humidifier |
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| CN106292459A (en) | 2017-01-04 |
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Effective date of registration: 20181010 Address after: 563114 2 building, Gaoping hi tech park, Huichuan District, Zunyi, Guizhou (555 Meng Meng Road) Applicant after: Guizhou Delai Yi Biotechnology Co. Ltd. Address before: 563000 Guizhou Zunyi Huichuan District Shanghai Road, 17 yuan, 2 units, thirteenth stories 12-1. Applicant before: Dudley to Guizhou environmental protection science and technology limited company |
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