CN206482029U - A kind of ultrasonic atomizatio piece oscillation control circuit and ultrasonic electronic cigarette - Google Patents
A kind of ultrasonic atomizatio piece oscillation control circuit and ultrasonic electronic cigarette Download PDFInfo
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- CN206482029U CN206482029U CN201720171235.6U CN201720171235U CN206482029U CN 206482029 U CN206482029 U CN 206482029U CN 201720171235 U CN201720171235 U CN 201720171235U CN 206482029 U CN206482029 U CN 206482029U
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Abstract
The utility model discloses a kind of ultrasonic atomizatio piece oscillation control circuit and ultrasonic electronic cigarette, wherein ultrasonic atomizatio piece oscillation control circuit includes DC boosting module, separated exciting encourages module, microcontroller, voltage detection module and current detection module, power module passes sequentially through DC boosting module, current detection module and separated exciting excitation module are electrically connected with ultrasonic atomizatio piece, the control end of separated exciting excitation module is electrically connected with the first output end of microcontroller, ultrasonic atomizatio piece is electrically connected by voltage detection module with the first input end of microcontroller, the control end of microcontroller DC boosting module is electrically connected with the second output end of microcontroller, the output end of current detection module is electrically connected with the second input of microcontroller.The nebulization efficiency of the utility model ultrasonic atomizatio piece is high, amount of smoke is big, circuit loss is low, circuit board is difficult heating, small volume, cost are low, while circuit stability is good, reliable and secure, ultrasonic atomizatio piece service life is long.
Description
Technical field
More particularly to a kind of ultrasonic atomizatio piece oscillation control circuit of the utility model and ultrasonic electronic cigarette.
Background technology
The oscillation control circuit of ultrasonic atomizatio piece encourages module using auto-excitation type in existing ultrasonic electronic cigarette, namely adopts
With general capacitance three-point type, inductance of three-point oscillating circuit, the nebulization efficiency of ultrasonic atomizatio piece is low, circuit loss is big, circuit
Plate easily heating and damage corresponding electronic component, it is necessary to many fin are radiated, increase volume and cost.Meanwhile, it is existing
Some ultrasonic atomizatio piece oscillation control circuits can not monitor the working condition of ultrasonic atomizatio piece, when the dry combustion method of ultrasonic atomizatio piece or bubble oil
When, auto-excitation type excitation module still can Persistent Excitation ultrasonic atomizatio piece work, have a strong impact on the service life of ultrasonic atomizatio piece, make
It is high with cost.
The content of the invention
The oscillation control circuit of ultrasonic atomizatio piece encourages module, atomization effect using auto-excitation type in existing ultrasonic electronic cigarette
Rate is low, circuit loss is big, and circuit board easily generates heat and damages corresponding electronic component；When the dry combustion method of ultrasonic atomizatio piece or bubble oil still
So work, the life-span is low, and cost is high.The purpose of this utility model is that there is provided a kind of ultrasound for above-mentioned the deficiencies in the prior art
Atomizing piece oscillation control circuit and ultrasonic electronic cigarette, using separated exciting excitation module control ultrasonic atomizatio piece oscillatory work, surpass
The operating efficiency of sound atomizing piece is high, circuit loss is low, circuit board is difficult heating, small volume, when the dry combustion method of ultrasonic atomizatio piece or bubble oil
When do not work, long lifespan, cost are low.
In order to solve the above technical problems, the technical scheme that the utility model is used is：
A kind of ultrasonic atomizatio piece oscillation control circuit, it is structurally characterized in that including DC boosting module, separated exciting excited modes
Block, microcontroller and voltage detection module, power module pass sequentially through DC boosting module and separated exciting excitation module and ultrasound
Atomizing piece is electrically connected, and the control end of separated exciting excitation module is electrically connected with the first output end of microcontroller, and ultrasonic atomizatio piece leads to
Zenith tracking module is electrically connected with the first input end of microcontroller.
By said structure, power module is by DC boosting module by the electricity required for boost in voltage to ultrasonic atomizatio piece
Pressure value, then the excitation module work of microcontroller generation pwm signal control separated exciting, makes separated exciting encourage the excited oscillation of module
Frequency is consistent with the intrinsic frequency of ultrasonic atomizatio piece, so that ultrasonic atomizatio piece reaches resonant condition, constantly vibrates atomizing cigarette
Oil, sucks so as to produce smog for user.Voltage detection module is used to the operating current signal of ultrasonic atomizatio piece being converted into electricity
Pressure signal simultaneously detects that, while the voltage signal detected is transferred to microcontroller by voltage detection module, microcontroller is to two-phase
Adjacent reception to magnitude of voltage be compared, catch maximum voltage value as the complete resonance point of ultrasonic atomizatio piece, Ran Houwei
Controller control separated exciting excitation module is with the rate-adaptive pacemaker needed for the complete resonance point, so that ultrasonic atomizatio piece is in one
Individual complete resonant condition.Voltage detection module constantly detects, so that ultrasonic atomizatio piece efficient operation always.The utility model
Module is encouraged to encourage ultrasonic atomizatio piece oscillatory work using separated exciting, ultrasonic atomizatio piece is constantly in resonant condition, ultrasonic mist
The operating efficiency height of change piece, amount of smoke are big, circuit loss is low, so as to avoid damaging corresponding electronics member device because of circuit board heating
Part, saves substantial amounts of heat radiating fin structure so that volume is greatly reduced, use cost is greatly lowered, while circuit stability, reliable peace
Entirely.
Further, the control end of the DC boosting module is electrically connected with the second output end of microcontroller.
By said structure, the utility model is applied to the ultrasonic atomizatio piece of different size, adjusts straight by microcontroller
Flow the output voltage of boost module, the output frequency that separated exciting encourages module is adjusted by microcontroller so that different size
Ultrasonic atomizatio piece can reach resonant condition.
Further, in addition to current detection module, DC boosting module passes through current detection module and encouraged with separated exciting
Module is electrically connected, and the output end of current detection module is electrically connected with the second input of microcontroller.
In the ultrasonic atomizatio piece course of work, current detection module constantly detects the electric current of power supply circuit, when the electricity of detection
When flow valuve is bigger than pre-set current value（For example the dry combustion method of ultrasonic atomizatio piece or bubble oil when）, microprocessor control separated exciting excitation module stop
Only excitation ultrasonic atomizatio piece work.Increase current detection module in circuit, make circuit stability good, it is reliable and secure, protect in time
Ultrasonic atomizatio piece is protected, prevents ultrasonic atomizatio piece to be damaged.
As a kind of preferred embodiment, the separated exciting excitation module includes linear voltage decreasing chip, phase inverter, the first NPN type
Triode, the second NPN type triode and metal-oxide-semiconductor, power module are terminated by the first capacity earth, the input of linear voltage decreasing chip
Enter between power module and the first electric capacity, the output end of linear voltage decreasing chip by the second capacity earth, linear voltage decreasing chip
Output end also passes sequentially through diode and the 3rd capacity earth, and the colelctor electrode of the second NPN type triode passes through first resistor and line
Property decompression chip output end electrical connection, the emitter stage of the second NPN type triode passes sequentially through second resistance and 3rd resistor connects
Ground, the base stage of the second NPN type triode is electrically connected by the 4th resistance with the output end of phase inverter, the first NPN type triode
Colelctor electrode is electrically connected with the emitter stage of the second NPN type triode, the base stage of the first NPN type triode and the second NPN type triode
Base stage electrical connection, the base stage of the first NPN type triode is by the 5th resistance eutral grounding, and the emitter stage of the first NPN type triode connects
Ground；6th resistance is connected between the first input end of phase inverter and the second input of phase inverter, the second input of phase inverter
Electrically connected by the 7th resistance with the working power anode of phase inverter, the working power anode access diode and the 3rd of phase inverter
Between electric capacity；First output end of microcontroller is electrically connected with the second input of phase inverter；DC boosting module is passed sequentially through
Inductance, the 4th electric capacity and the 5th capacity earth, between the drain electrode access inductance of metal-oxide-semiconductor and the 4th electric capacity, the grid access of metal-oxide-semiconductor
Between second resistance and 3rd resistor, the first end of ultrasonic atomizatio piece is accessed between the 4th electric capacity and the 5th electric capacity, ultrasonic atomizatio
Second end of piece and the source electrode of metal-oxide-semiconductor are electrically connected with voltage detection module.
As a kind of preferred embodiment, the voltage detection module includes the 6th electric capacity, the 7th electric capacity, the 8th electric capacity, the 8th
Resistance, the 9th resistance and the tenth resistance, the second end of ultrasonic atomizatio piece and the source electrode of metal-oxide-semiconductor surpass by the tenth resistance eutral grounding
Second end of sound atomizing piece and the source electrode of metal-oxide-semiconductor pass sequentially through the first input of the 9th resistance and the 8th resistance and microcontroller
End electrical connection；One end of the 6th electric capacity is connected between the 8th resistance and the first input end of microcontroller, the 6th electric capacity it is another
End ground connection；One end of 7th electric capacity and one end of the 8th electric capacity are connected between the 8th resistance and the 9th resistance, the 7th electric capacity
The other end of the other end and the 8th electric capacity is grounded.
As a kind of preferred embodiment, the current detection module includes operational amplifier, the 9th electric capacity, the tenth electric capacity, the
11 electric capacity, the 12nd electric capacity, the 11st resistance, the 12nd resistance, the 13rd resistance and the 14th resistance, the one of the 9th electric capacity
End and one end of the tenth electric capacity are connected between one end of DC boosting module and the 11st resistance, the other end of the 9th electric capacity and
The other end of tenth electric capacity is grounded, and the other end of the 11st resistance is connected and by the 14th resistance with separated exciting excitation module
Electrically connected with the inverting input of operational amplifier, the in-phase input end of operational amplifier passes through the 12nd resistance and DC boosting
Module is electrically connected, and the output end of operational amplifier is electrically connected by the 13rd resistance with the second input of microcontroller, micro-control
Second input of device processed also passes through the 11st capacity earth；The working power anode of operational amplifier is connect by the 12nd electric capacity
Ground.
As another preferred embodiment, the current detection module includes Hall current sensor, the 13rd electric capacity, the tenth
Four electric capacity, the 15th electric capacity, the 16th electric capacity and the 15th resistance, one end of the 13rd electric capacity and one end of the 14th electric capacity are equal
Electrically connected with DC boosting module, the other end of the 13rd electric capacity and the other end of the 14th electric capacity are grounded, DC boosting mould
Block encourages module to electrically connect by Hall current sensor with separated exciting, and the output end of Hall current sensor passes sequentially through the tenth
Five resistance and the 16th capacity earth, the second input of microcontroller are terminated between the 15th resistance and the 16th electric capacity, suddenly
You pass through the 15th capacity earth by the working power anode of current sensor.
Based on same inventive concept, the utility model additionally provides a kind of ultrasonic electronic cigarette, it is characterised in that including
Described ultrasonic atomizatio piece oscillation control circuit.
Compared with prior art, the utility model causes ultrasonic atomizatio piece to be constantly in resonant condition, ultrasonic atomizatio piece
Nebulization efficiency is high, amount of smoke is big, circuit loss is low, circuit board is difficult heating, small volume, cost are low, while circuit stability is good,
Reliable and secure, ultrasonic atomizatio piece service life is long.
Brief description of the drawings
Fig. 1 is the block diagram of ultrasonic atomizatio piece oscillation control circuit.
Fig. 2 is the circuit diagram of ultrasonic atomizatio piece oscillation control circuit embodiment one.
Fig. 3 is the circuit diagram of ultrasonic atomizatio piece oscillation control circuit embodiment two.
Wherein, 1 is power module, and 2 be microcontroller, and 3 be that separated exciting encourages module, and 4 be DC boosting module, and 5 be electricity
Detection module is pressed, 6 be current detection module, and C1 is the first electric capacity, and C2 is the second electric capacity, and C3 is the 3rd electric capacity, and C4 is the 4th electricity
Hold, C5 is the 5th electric capacity, C6 is the 6th electric capacity, and C7 is the 7th electric capacity, and C8 is the 8th electric capacity, and C9 is the 9th electric capacity, and C10 is the tenth
Electric capacity, C11 is the 11st electric capacity, and C12 is the 12nd electric capacity, and C13 is the 13rd electric capacity, and C14 is the 14th electric capacity, and C15 is the
15 electric capacity, C16 is the 16th electric capacity, and D is diode, and J is ultrasonic atomizatio piece, and L is inductance, and Q1 is the first NPN type triode,
Q2 is the second NPN type triode, and Q3 is metal-oxide-semiconductor, and U1 is phase inverter, and U2 is linear voltage decreasing chip, and U3 is operational amplifier, and U4 is
Hall current sensor, R1 is first resistor, and R2 is second resistance, and R3 is 3rd resistor, and R4 is the 4th resistance, and R5 is the 5th electricity
Resistance, R6 is the 6th resistance, and R7 is the 7th resistance, and R8 is the 8th resistance, and R9 is the 9th resistance, and R10 is the tenth resistance, and R11 is the
11 resistance, R12 is the 12nd resistance, and R13 is the 13rd resistance, and R14 is the 14th resistance, and R15 is the 15th resistance.
Embodiment
As shown in figure 1, the ultrasonic atomizatio piece oscillation control circuit in the utility model ultrasonic electronic cigarette includes direct current liter
Die block 4, separated exciting excitation module 3, microcontroller 2 and voltage detection module 5, power module 1 pass sequentially through DC boosting mould
Block 4 and separated exciting excitation module 3 are electrically connected with ultrasonic atomizatio piece J, the control end and microcontroller 2 of separated exciting excitation module 3
First output end is electrically connected, and ultrasonic atomizatio piece J is electrically connected by voltage detection module 5 with the first input end of microcontroller 2, institute
The control end of DC boosting module 4 is stated to electrically connect with the second output end of microcontroller 2.
Power module 1 is by DC boosting module 4 to the operating voltage required for ultrasonic atomizatio piece J in microcontroller 2
Regulation is lower to be boosted, and is then output to high frequency separated exciting excitation module 3, and microcontroller 2 provides solid according to the characteristic of transducer
Fixed working frequency is exported encourages module 3 to high frequency separated exciting, high frequency separated exciting is encouraged the excited oscillation frequency of module 3 and is surpassed
Sound atomizing piece J intrinsic frequencies are consistent, so that ultrasonic atomizatio piece J reaches resonant condition, carry out ultrasonic atomizatio tobacco tar production smog.
Ultrasonic atomizatio piece J is piezoelectric ceramic piece.
Voltage detection module 5 is used to ultrasonic atomizatio piece J operating current signal is converted into voltage signal and detected, simultaneously
The voltage signal detected is transferred to microcontroller 2 by voltage detection module 5, and 2 pair of two adjacent reception of microcontroller is arrived
Magnitude of voltage is compared, and catches maximum voltage value as ultrasonic atomizatio piece J complete resonance point, and then microcontroller 2 controls him
Formula excitation module 3 is swashed with the rate-adaptive pacemaker needed for the complete resonance point, so that ultrasonic atomizatio piece J is in a complete resonance
State.Voltage detection module 5 constantly detects, so that ultrasonic atomizatio piece J efficient operations always.
Also include current detection module 6 in Fig. 1, DC boosting module 4 passes through current detection module 6 and separated exciting excited modes
Block 3 is electrically connected, and the output end of current detection module 6 is electrically connected with the second input of microcontroller 2.
In the ultrasonic atomizatio piece J courses of work, the electric current of the constantly detection power supply circuit of current detection module 6, when detection
When current value ratio pre-set current value is big（For example ultrasonic atomizatio piece J dry combustion methods or bubble oil when, the current value ratio pre-set current value of detection is big
3-5 times））, microcontroller 2 judges what state ultrasonic atomizatio piece J this moment is according to current value（Dry combustion method or bubble oil）.Dry
During burning, detection current value is rapidly increased to 3-5 times of pre-set current value；When steeping oil, detection current value slowly increases to default electricity
3-5 times of flow valuve；The last control of microcontroller 2 separated exciting excitation module 3 stops the J work of excitation ultrasonic atomizatio piece.
It is illustrated in figure 2 the circuit diagram of ultrasonic atomizatio piece oscillation control circuit embodiment one, the separated exciting excitation
Module 3 includes LDO linear voltage decreasing chips U2, phase inverter U1, the first NPN type triode Q1, the second NPN type triode Q2 and MOS
Pipe Q3, power module 1 is grounded by the first electric capacity C1, the linear voltage decreasing chip U2 electricity of input access power module 1 and first
Hold between C1, linear voltage decreasing chip U2 output end is grounded by the second electric capacity C2, linear voltage decreasing chip U2 output end also according to
Secondary to be grounded by diode D and the 3rd electric capacity C3, the second NPN type triode Q2 colelctor electrode passes through first resistor R1 and linear drop
Chip U2 output end electrical connection is pressed, the second NPN type triode Q2 emitter stage passes sequentially through second resistance R2 and 3rd resistor
R3 is grounded, and the second NPN type triode Q2 base stage is electrically connected by the 4th resistance R4 with phase inverter U1 output end, the first NPN
Type triode Q1 colelctor electrode is electrically connected with the second NPN type triode Q2 emitter stage, the first NPN type triode Q1 base stage with
Second NPN type triode Q2 base stage electrical connection, the first NPN type triode Q1 base stage is grounded by the 5th resistance R5, and first
NPN type triode Q1 grounded emitter；6th resistance R6 is connected on phase inverter U1 first input end and the second of phase inverter U1
Between input, phase inverter U1 the second input is electrically connected by the 7th resistance R7 with phase inverter U1 working power anode,
Between phase inverter U1 working power anode access diode D and the 3rd electric capacity C3；First output end of microcontroller 2 with it is anti-phase
Device U1 the second input electrical connection；DC boosting module 4 passes sequentially through inductance L, the 4th electric capacity C4 and the 5th electric capacity C5 ground connection,
Between metal-oxide-semiconductor Q3 drain electrode access inductance L and the 4th electric capacity C4, metal-oxide-semiconductor Q3 grid access second resistance R2 and 3rd resistor
Between R3, between ultrasonic atomizatio piece J first end access the 4th electric capacity C4 and the 5th electric capacity C5, ultrasonic atomizatio piece J the second end
Electrically connected with metal-oxide-semiconductor Q3 source electrode with voltage detection module 5.
High frequency separated exciting excitation module 3 is made up of signal drive part and higher-order of oscillation part.Signal drive part by
Phase inverter U1, the 6th resistance R6, the 7th resistance R7, the 4th resistance R4, the 5th resistance R5, first resistor R1, second resistance R2,
Three resistance R3, the second NPN type triode Q2 and the first NPN type triode Q1 compositions.The pwm signal that microcontroller 2 is exported passes through
The anti-phase shapings of phase inverter U1 turn into stable square-wave signal, while providing enough driving currents to drive by the second NPN type three
The totem circuit of pole pipe Q2 and the first NPN type triode Q1 compositions.Between PWM low period, the second NPN type triode Q2 is led
Logical driving rear class high frequency metal-oxide-semiconductor Q3 work, between PWM high period, high frequency metal-oxide-semiconductor Q3 grid level passes through the first NPN
Type triode Q1 is conducting to ground repid discharge, can rapidly switch off high frequency metal-oxide-semiconductor Q3.
The voltage detection module 5 includes the 6th electric capacity C6, the 7th electric capacity C7, the 8th electric capacity C8, the 8th resistance R8, the 9th
Resistance R9 and the tenth resistance R10, wherein the tenth resistance R10 is sampling resistor, the 8th resistance R8, the 9th resistance R9, the 8th electric capacity
C8, the 7th resistance R7 and the 6th resistance R6 composition Order RC filter networks.Ultrasonic atomizatio piece J the second end and metal-oxide-semiconductor Q3 source
Extremely it is grounded by the tenth resistance R10, ultrasonic atomizatio piece J the second end and metal-oxide-semiconductor Q3 source electrode pass sequentially through the 9th resistance
R9 and the 8th resistance R8 are electrically connected with the first input end of microcontroller 2；A 6th electric capacity C6 end be connected on the 8th resistance R8 with
Between the first input end of microcontroller 2, the 6th electric capacity C6 other end ground connection；7th electric capacity C7 one end and the 8th electric capacity C8
One end be connected between the 8th resistance R8 and the 9th resistance R9, the 7th electric capacity C7 other end and the 8th electric capacity C8 other end
It is grounded.
The current detection module 6 includes operational amplifier U3, the 9th electric capacity C9, the tenth electric capacity C10, the 11st electric capacity
C11, the 12nd electric capacity C12, the 11st resistance R11, the 12nd resistance R12, the 13rd resistance R13 and the 14th resistance R14, its
In the 11st resistance R11 be sampling resistor, the 13rd resistance R13 and the 11st electric capacity C11 composition filter network.9th electric capacity C9
One end and the tenth electric capacity C10 one end be connected between the resistance R11 of DC boosting module 4 and the 11st one end, the 9th electricity
The other end of the other end and the tenth electric capacity C10 that hold C9 is grounded, and the 11st resistance the R11 other end and separated exciting encourage module
3 are connected and are electrically connected by the 14th resistance R14 with operational amplifier U3 inverting input, and operational amplifier U3's is same mutually defeated
Enter end to electrically connect with DC boosting module 4 by the 12nd resistance R12, operational amplifier U3 output end passes through the 13rd resistance
R13 is electrically connected with the second input of microcontroller 2, and the second input of microcontroller 2 is also connect by the 11st electric capacity C11
Ground；Operational amplifier U3 working power anode is grounded by the 12nd electric capacity C12.
The operation principle of circuit is as follows in Fig. 2：
The electric current of output loop output produces voltage at the 11st resistance R11 two ends, and this voltage passes through operational amplifier U3
It can become the direct current of waveform stabilization after the filter network that the 13rd resistance R13 and the 11st electric capacity C11 is constituted after amplification
Signal is pressed, ultrasonic atomizatio piece J electric current relation proportional to the voltage at the tenth resistance R10 two ends is flowed through.Microcontroller 2 passes through AD
Conversion can monitor the size of output current, and whether detection ultrasonic atomizatio piece J is in complete resonant condition, and adjust output in real time
PWM frequency and dutycycle makes ultrasonic atomizatio piece J reach optimal output, improves operating efficiency.
It is illustrated in figure 3 the circuit diagram of ultrasonic atomizatio piece oscillation control circuit embodiment two, Fig. 3 and Fig. 2 difference
It is that the structure of current detection module 6 is different.The current detection module 6 includes Hall current sensor U4, the 13rd electric capacity
C13, the 14th electric capacity C14, the 15th electric capacity C15, the 16th electric capacity C16 and the 15th resistance R15, the 13rd electric capacity C13's
One end and the 14th electric capacity C14 one end are electrically connected with DC boosting module 4, the 13rd electric capacity C13 other end and the tenth
The four electric capacity C14 other end is grounded, and DC boosting module 4 encourages the electricity of module 3 by Hall current sensor U4 and separated exciting
Connection, Hall current sensor U4 output end passes sequentially through the 15th resistance R15 and the 16th electric capacity C16 ground connection, microcontroller
Second input of device 2 is terminated between the 15th resistance R15 and the 16th electric capacity C16, Hall current sensor U4 work electricity
Source anode is grounded by the 15th electric capacity C15.
The operation principle of circuit is as follows in Fig. 3：
Current detection module 6 realizes that the current signal of output loop leads to by traditional Hall current sensor U4 parts
Cross Hall current sensor U4 and be converted into voltage signal output, this voltage signal and output loop electric current are proportional, with Fig. 2
Similar, microcontroller 2 can monitor the size of output current by AD conversion, and whether detection ultrasonic atomizatio piece J has been in real time
Complex resonance state, and adjust output PWM frequency and dutycycle to make ultrasonic atomizatio piece J reach optimal output, improve work effect
Rate.
Embodiment of the present utility model is described above in conjunction with accompanying drawing, but the utility model is not limited to
The embodiment stated, above-mentioned embodiment is only schematical, rather than limitation, this area it is common
Technical staff is not departing from the utility model objective and scope of the claimed protection situation under enlightenment of the present utility model
Under, many forms can be also made, these are belonged within protection domain of the present utility model.
Claims (8)
1. a kind of ultrasonic atomizatio piece oscillation control circuit, it is characterised in that including DC boosting module（4）, separated exciting excited modes
Block（3）, microcontroller（2）And voltage detection module（5）, power module（1）Pass sequentially through DC boosting module（4）And separated exciting
Encourage module（3）With ultrasonic atomizatio piece（J）Electrical connection, separated exciting excitation module（3）Control end and microcontroller（2）First
Output end is electrically connected, ultrasonic atomizatio piece（J）Pass through voltage detection module（5）With microcontroller（2）First input end electrical connection.
2. ultrasonic atomizatio piece oscillation control circuit as claimed in claim 1, it is characterised in that the DC boosting module（4）
Control end and microcontroller（2）The second output end electrical connection.
3. ultrasonic atomizatio piece oscillation control circuit as claimed in claim 1 or 2, it is characterised in that also including current detecting mould
Block（6）, DC boosting module（4）Pass through current detection module（6）Module is encouraged with separated exciting（3）Electrical connection, current detecting mould
Block（6）Output end and microcontroller（2）The second input electrical connection.
4. ultrasonic atomizatio piece oscillation control circuit as claimed in claim 3, it is characterised in that the separated exciting encourages module
（3）Including linear voltage decreasing chip（U2）, phase inverter（U1）, the first NPN type triode（Q1）, the second NPN type triode（Q2）With
Metal-oxide-semiconductor（Q3）, power module（1）Pass through the first electric capacity（C1）Ground connection, linear voltage decreasing chip（U2）Input access power supply mould
Block（1）With the first electric capacity（C1）Between, linear voltage decreasing chip（U2）Output end pass through the second electric capacity（C2）Ground connection, linear voltage decreasing
Chip（U2）Output end also pass sequentially through diode（D）With the 3rd electric capacity（C3）Ground connection, the second NPN type triode（Q2）Collection
Electrode passes through first resistor（R1）With linear voltage decreasing chip（U2）Output end electrical connection, the second NPN type triode（Q2）Hair
Emitter-base bandgap grading passes sequentially through second resistance（R2）And 3rd resistor（R3）Ground connection, the second NPN type triode（Q2）Base stage pass through the 4th
Resistance（R4）With phase inverter（U1）Output end electrical connection, the first NPN type triode（Q1）Colelctor electrode and the pole of the second NPN type three
Pipe（Q2）Emitter stage electrical connection, the first NPN type triode（Q1）Base stage and the second NPN type triode（Q2）Base stage be electrically connected
Connect, the first NPN type triode（Q1）Base stage pass through the 5th resistance（R5）Ground connection, the first NPN type triode（Q1）Emitter stage
Ground connection；6th resistance（R6）It is connected on phase inverter（U1）First input end and phase inverter（U1）The second input between, it is anti-phase
Device（U1）The second input pass through the 7th resistance（R7）With phase inverter（U1）Working power anode electrical connection, phase inverter（U1）
Working power anode access diode（D）With the 3rd electric capacity（C3）Between；Microcontroller（2）The first output end and phase inverter
（U1）The second input electrical connection；DC boosting module（4）Pass sequentially through inductance（L）, the 4th electric capacity（C4）With the 5th electric capacity
（C5）Ground connection, metal-oxide-semiconductor（Q3）Drain electrode access inductance（L）With the 4th electric capacity（C4）Between, metal-oxide-semiconductor（Q3）Grid access second
Resistance（R2）With 3rd resistor（R3）Between, ultrasonic atomizatio piece（J）First end access the 4th electric capacity（C4）With the 5th electric capacity
（C5）Between, ultrasonic atomizatio piece（J）The second end and metal-oxide-semiconductor（Q3）Source electrode and voltage detection module（5）Electrical connection.
5. ultrasonic atomizatio piece oscillation control circuit as claimed in claim 4, it is characterised in that the voltage detection module（5）
Including the 6th electric capacity（C6）, the 7th electric capacity（C7）, the 8th electric capacity（C8）, the 8th resistance（R8）, the 9th resistance（R9）With the tenth electricity
Resistance（R10）, ultrasonic atomizatio piece（J）The second end and metal-oxide-semiconductor（Q3）Source electrode pass through the tenth resistance（R10）Ground connection, ultrasonic mist
Change piece（J）The second end and metal-oxide-semiconductor（Q3）Source electrode pass sequentially through the 9th resistance（R9）With the 8th resistance（R8）With microcontroller
Device（2）First input end electrical connection；6th electric capacity（C6）An end be connected on the 8th resistance（R8）With microcontroller（2）First
Between input, the 6th electric capacity（C6）The other end ground connection；7th electric capacity（C7）One end and the 8th electric capacity（C8）One end it is equal
It is connected on the 8th resistance（R8）With the 9th resistance（R9）Between, the 7th electric capacity（C7）The other end and the 8th electric capacity（C8）The other end
It is grounded.
6. ultrasonic atomizatio piece oscillation control circuit as claimed in claim 3, it is characterised in that the current detection module（6）
Including operational amplifier（U3）, the 9th electric capacity（C9）, the tenth electric capacity（C10）, the 11st electric capacity（C11）, the 12nd electric capacity
（C12）, the 11st resistance（R11）, the 12nd resistance（R12）, the 13rd resistance（R13）With the 14th resistance（R14）, the 9th electricity
Hold（C9）One end and the tenth electric capacity（C10）One end be connected on DC boosting module（4）With the 11st resistance（R11）One end
Between, the 9th electric capacity（C9）The other end and the tenth electric capacity（C10）The other end be grounded, the 11st resistance（R11）It is another
Module is encouraged with separated exciting in end（3）It is connected and passes through the 14th resistance（R14）With operational amplifier（U3）Inverting input electricity
Connection, operational amplifier（U3）In-phase input end pass through the 12nd resistance（R12）With DC boosting module（4）Electrical connection, fortune
Calculate amplifier（U3）Output end pass through the 13rd resistance（R13）With microcontroller（2）The second input electrical connection, microcontroller
Device（2）The second input also pass through the 11st electric capacity（C11）Ground connection；Operational amplifier（U3）Working power anode pass through
12 electric capacity（C12）Ground connection.
7. ultrasonic atomizatio piece oscillation control circuit as claimed in claim 3, it is characterised in that the current detection module（6）
Including Hall current sensor（U4）, the 13rd electric capacity（C13）, the 14th electric capacity（C14）, the 15th electric capacity（C15）, the 16th
Electric capacity（C16）With the 15th resistance（R15）, the 13rd electric capacity（C13）One end and the 14th electric capacity（C14）One end with directly
Flow boost module（4）Electrical connection, the 13rd electric capacity（C13）The other end and the 14th electric capacity（C14）The other end be grounded, directly
Flow boost module（4）Pass through Hall current sensor（U4）Module is encouraged with separated exciting（3）Electrical connection, Hall current sensor
（U4）Output end pass sequentially through the 15th resistance（R15）With the 16th electric capacity（C16）Ground connection, microcontroller（2）It is second defeated
Enter and terminate at the 15th resistance（R15）With the 16th electric capacity（C16）Between, Hall current sensor（U4）Working power anode
Pass through the 15th electric capacity（C15）Ground connection.
8. a kind of ultrasonic electronic cigarette, it is characterised in that shaken including the ultrasonic atomizatio piece as described in any one of claim 1 to 7
Swing control circuit.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720171235.6U CN206482029U (en) | 2017-02-24 | 2017-02-24 | A kind of ultrasonic atomizatio piece oscillation control circuit and ultrasonic electronic cigarette |
| US16/488,211 US11431242B2 (en) | 2017-02-24 | 2018-01-05 | Oscillation control circuit for ultrasonic atomization sheet and ultrasonic electronic cigarette |
| JP2019543360A JP6895527B2 (en) | 2017-02-24 | 2018-01-05 | Oscillation control circuit of ultrasonic atomization sheet and ultrasonic electronic cigarette |
| PCT/CN2018/071513 WO2018153171A1 (en) | 2017-02-24 | 2018-01-05 | Oscillation control circuit of ultrasonic atomization sheet and ultrasonic electronic cigarette |
| EP18757405.8A EP3569078A4 (en) | 2017-02-24 | 2018-01-05 | Oscillation control circuit of ultrasonic atomization sheet and ultrasonic electronic cigarette |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720171235.6U CN206482029U (en) | 2017-02-24 | 2017-02-24 | A kind of ultrasonic atomizatio piece oscillation control circuit and ultrasonic electronic cigarette |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206482029U true CN206482029U (en) | 2017-09-12 |
Family
ID=59762290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720171235.6U Active CN206482029U (en) | 2017-02-24 | 2017-02-24 | A kind of ultrasonic atomizatio piece oscillation control circuit and ultrasonic electronic cigarette |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206482029U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018153171A1 (en) * | 2017-02-24 | 2018-08-30 | 湖南中烟工业有限责任公司 | Oscillation control circuit of ultrasonic atomization sheet and ultrasonic electronic cigarette |
| CN110881696A (en) * | 2018-08-20 | 2020-03-17 | 常州市派腾电子技术服务有限公司 | Control method of electronic cigarette, electronic cigarette and computer storage medium |
| EP3797611A4 (en) * | 2018-06-14 | 2022-03-23 | China Tobacco Hunan Industrial Co., Ltd. | Working control circuit of ultrasonic atomizing sheet and ultrasonic electronic cigarette |
| CN114323191A (en) * | 2021-12-30 | 2022-04-12 | 广州市君卓信息科技有限公司 | Wireless direct-drive atomization frequency tracking and water level detection system |
| WO2022211365A1 (en) * | 2021-04-01 | 2022-10-06 | Kt&G Corporation | Aerosol generating device including vibrator and operating method of the same |
-
2017
- 2017-02-24 CN CN201720171235.6U patent/CN206482029U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018153171A1 (en) * | 2017-02-24 | 2018-08-30 | 湖南中烟工业有限责任公司 | Oscillation control circuit of ultrasonic atomization sheet and ultrasonic electronic cigarette |
| US11431242B2 (en) | 2017-02-24 | 2022-08-30 | China Tobacco Hunan Industrial Co., Ltd. | Oscillation control circuit for ultrasonic atomization sheet and ultrasonic electronic cigarette |
| EP3797611A4 (en) * | 2018-06-14 | 2022-03-23 | China Tobacco Hunan Industrial Co., Ltd. | Working control circuit of ultrasonic atomizing sheet and ultrasonic electronic cigarette |
| CN110881696A (en) * | 2018-08-20 | 2020-03-17 | 常州市派腾电子技术服务有限公司 | Control method of electronic cigarette, electronic cigarette and computer storage medium |
| CN110881696B (en) * | 2018-08-20 | 2022-07-08 | 常州市派腾电子技术服务有限公司 | Control method of electronic cigarette, electronic cigarette and computer storage medium |
| WO2022211365A1 (en) * | 2021-04-01 | 2022-10-06 | Kt&G Corporation | Aerosol generating device including vibrator and operating method of the same |
| CN114323191A (en) * | 2021-12-30 | 2022-04-12 | 广州市君卓信息科技有限公司 | Wireless direct-drive atomization frequency tracking and water level detection system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shenzhen Xiangyuan science and Technology Co., Ltd. Assignor: China Tobacco Hunan Industrial Co., Ltd. Contract record no.: 2017430000024 Denomination of utility model: A kind of ultrasonic atomizatio piece oscillation control circuit and ultrasonic electronic cigarette Granted publication date: 20170912 License type: Common License Record date: 20171124 |