CN206586398U - Atomization control circuit and electronic cigarette - Google Patents
Atomization control circuit and electronic cigarette Download PDFInfo
- Publication number
- CN206586398U CN206586398U CN201720236652.4U CN201720236652U CN206586398U CN 206586398 U CN206586398 U CN 206586398U CN 201720236652 U CN201720236652 U CN 201720236652U CN 206586398 U CN206586398 U CN 206586398U
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- Prior art keywords
- atomization
- circuit
- controller
- output end
- feedback
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Classifications
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
- A24F40/50—Control or monitoring
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
- A24F40/90—Arrangements or methods specially adapted for charging batteries thereof
-
- 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
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
- A24F40/10—Devices using liquid inhalable precursors
Abstract
The utility model is related to a kind of atomization control circuit and electronic cigarette, wherein, the power input of the controller, the power input of the atomization circuit are connected with power supply respectively.The first input end of the controller is connected with the feedback end of the atomization circuit, and the output end of the controller is connected with the control signal of the atomization circuit.The output end of the atomization circuit is connected with the heating element heater.The controller is used for the corresponding control signal of signal output fed back according to the feedback end of the atomization circuit.The atomization circuit is used under the control of the controller export DC current to the heating element heater, to be atomized to tobacco juice.Controller in above-mentioned atomization control circuit and electronic cigarette can control atomization circuit to export DC current to heating element heater to carry out mist to tobacco juice with firm power according to the signal of the feedback end of atomization circuit feedback, therefore, cost is reduced on the premise of it can export firm power to heating element heater.
Description
Technical field
The utility model is related to electronic cigarette technical field, more particularly to a kind of atomization control circuit and electronic cigarette.
Background technology
Electronic cigarette is a kind of electronic product for imitating cigarette, there is outward appearance, smog, taste and the sensation as cigarette.
It is, by means such as atomizations, nicotine etc. to be become after steam, a kind of product for allowing user to suck.
The atomization circuit of conditional electronic cigarette, generally one or two signal of use boosting IC (integrated circuit,
Integrated circuit), two or four high current metal-oxide-semiconductor and a power inductance, composition half-bridge or full-bridge circuit, to reach output
The purpose of firm power, but because electronics material used is more, cost is also increased.
Utility model content
Based on this, it is necessary to for conditional electronic cigarette atomization circuit cost it is higher the problem of there is provided one kind atomization control
Circuit and electronic cigarette.
One kind atomization control circuit, for controlling to apply voltage on the heating element, the atomization control circuit includes
Controller and atomization circuit；The power input of the controller, the power input of the atomization circuit connect power supply respectively；
The first input end of the controller is connected with the feedback end of the atomization circuit, the output end of the controller and the atomization
The control signal connection of circuit；The output end of the atomization circuit is used to be connected with the heating element heater；
The controller is used for the corresponding control signal of signal output fed back according to the feedback end of the atomization circuit；Institute
Stating atomization circuit is used under the control of the controller export DC current to the heating element heater, to carry out mist to tobacco juice
Change.
In one of the embodiments, the atomization circuit includes energy-storage units, synchronous buck converter and direct current conversion
Unit；One end of the energy-storage units and the input of the synchronous buck converter access the power supply, the energy storage jointly
The other end ground connection of unit；Control signal input, the Enable Pin of the synchronous buck converter connect with the controller respectively
Connect；The feedback end of the synchronous buck converter is the feedback end of the atomization circuit；The output of the synchronous buck converter
End is connected with the input of the DC conversion unit；The output end of the DC conversion unit is the output of the atomization circuit
End.
In one of the embodiments, the energy-storage units include at least one storage capacitor.
In one of the embodiments, the DC conversion unit includes power inductance and at least one filter capacitor；Institute
The one end for stating power inductance is connected with the output end of the synchronous buck converter；The other end of the power inductance successively with respectively
One end connection of the filter capacitor；The other end of each filter capacitor is grounded；The power inductance and each filtering
The common port of electric capacity is the output end of the DC conversion unit.
In one of the embodiments, the atomization control circuit also includes feedback unit；The input of the feedback unit
End is connected with the output end of the atomization circuit, and the output end of the feedback unit and the second input of the controller connect
Connect；The feedback unit is used for the output voltage that the atomization circuit is fed back to the controller.
In one of the embodiments, the feedback unit includes resistance R10, resistance R12 and electric capacity C44；
One end of the resistance R10 is connected with the output end of the atomization circuit, the other end of the resistance R10 respectively with
One end of the resistance R12, one end connection of the electric capacity C44；The other end of the resistance R12 is another with the electric capacity C44's
One end common ground；The resistance R10, the resistance R12 and the electric capacity C44 common port are the output of the feedback unit
End.
In one of the embodiments, the atomization control circuit also includes charging circuit；The input of the charging circuit
End is connected with the output end of the atomization circuit, and the output end of the charging circuit is used to power to external equipment.
In one of the embodiments, the charging circuit includes USB charhing units；The USB charhing units be used for pair
External equipment is powered using 5V voltages.
In one of the embodiments, the USB charhing units include diode and USB interface；The diode is just
Pole is connected with the output end of the atomization circuit, and the negative pole of the diode is connected with the USB interface.
A kind of electronic cigarette, including：Atomization control circuit and heating element heater；The atomization control circuit is applied to for control
Voltage on the heating element heater；Also, the atomization control circuit includes：Controller and atomization circuit；The controller
Power input, the power input of the atomization circuit connect power supply respectively；The first input end of the controller with it is described
The feedback end connection of atomization circuit, the output end of the controller is connected with the control signal of the atomization circuit；The mist
The output end for changing circuit is connected with the heating element heater；
The controller is used for the corresponding control signal of signal output fed back according to the feedback end of the atomization circuit；Institute
Stating atomization circuit is used under the control of the controller export DC current to the heating element heater, to carry out mist to tobacco juice
Change.
What above-mentioned atomization control circuit and electronic cigarette had has the beneficial effect that：In the atomization controls circuit and electronic cigarette,
The first input end of controller and the feedback end of atomization circuit are connected, the output end of controller and the control signal of atomization circuit
Connection.Also, controller is used for the corresponding control signal of signal output fed back according to the feedback end of atomization circuit, so as to
Atomization circuit is controlled to export DC current to heating element heater with firm power, to carry out mist to tobacco juice.Therefore, above-mentioned electronic cigarette and
Atomization control circuit reduces cost on the premise of it can export firm power to heating element heater.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, the accompanying drawing of other embodiment can also be obtained according to these accompanying drawings.
Atomization control circuit and the composition frame chart of heating element heater that Fig. 1 provides for an embodiment；
Fig. 2 controls the one of which concrete composition block diagram of circuit and heating element heater for the atomization of embodiment illustrated in fig. 1；
Fig. 3 is atomization circuit, feedback unit, charging circuit and the heating in the atomization control circuit of embodiment illustrated in fig. 2
The one of which physical circuit figure that element is constituted.
Embodiment
For the ease of understanding the utility model, the utility model is more fully retouched below with reference to relevant drawings
State.Preferred embodiment of the present utility model is given in accompanying drawing.But, the utility model can come real in many different forms
It is existing, however it is not limited to embodiment described herein.On the contrary, the purpose for providing these embodiments is made to public affairs of the present utility model
The understanding for opening content is more thorough comprehensive.
Unless otherwise defined, technical field of all of technologies and scientific terms used here by the article with belonging to utility model
The implication that is generally understood that of technical staff it is identical.It is intended merely to retouch in the term used in the description of utility model herein
State the purpose of specific embodiment, it is not intended that limitation the utility model.Term as used herein "and/or" include one or
The arbitrary and all combination of multiple related Listed Items.
One embodiment provides one kind atomization control circuit, as shown in figure 1, atomization control circuit is applied to for control and added
Voltage on thermal element 300.Wherein, heating element heater 300 is, for example, heating wire.Atomization control circuit includes controller 100 and mist
Change circuit 200.The power input of controller 100, the power input of atomization circuit 200 are connected with power supply 400 respectively.Control
The first input end of device 100 processed is connected with the feedback end of atomization circuit 200.Wherein, the first input end of controller 100 is used for
The signal of the feedback end feedback of atomization circuit 200 is received, the signal of feedback is, for example, the current value of atomization circuit 200.Controller
100 output end is connected with the control signal of atomization circuit 200, also, the output end of controller 100 is used for atomization circuit
200 output control signals.The output end of atomization circuit 200 is used to be connected with heating element heater 300.
Wherein, power supply 400 is used to provide electric energy to controller 100, atomization circuit 200 respectively.Controller 100 is used for root
The corresponding control signal of signal output fed back according to the feedback end of atomization circuit 200.Specifically, controller 100 can be according to mist
Change the signal of the feedback of circuit 200 to adjust the power of the output of atomization circuit 200, to cause the power output of atomization circuit 200 to protect
Hold constant.For example：If controller 100 is reduced according to the power output of the signal discovery atomization circuit 200 of feedback, it can lead to
The control signal of output is overregulated to increase the power output of atomization circuit 200, and vice versa, so that atomization circuit 200
Power output keeps constant.
Atomization circuit 200 is used to export DC current to heating element heater 300 under the control of the controller 100, with to tobacco juice
It is atomized.After atomization circuit 200 exports DC current, DC current after heating element heater 300 by that will be converted to heat
Can, and then reach the effect for being atomized tobacco juice.
Therefore, above-mentioned atomization control circuit provided in an embodiment of the present invention, only need to utilize controller 100 and atomization circuit
200, you can the control output firm power of atomization circuit 200, so that before it can export firm power to heating element heater 300
Put and reduce cost.
In one of the embodiments, Fig. 3 is refer to, atomization circuit 200, which includes energy-storage units 210, synchronous buck, to be changed
Device 220 and DC conversion unit 230.Wherein, one end of energy-storage units 210 and the input (VIN of synchronous buck converter 220
Pin) common access power supply 400, the other end ground connection of energy-storage units 210.The control signal input of synchronous buck converter 220
End (PWM pins), Enable Pin (ENABLE pins) are connected with controller 100 respectively.The feedback end of synchronous buck converter 220
(IOUT pins) is the feedback end of atomization circuit 200, specifically, the feedback end of synchronous buck converter 220 and controller 100
First input end is connected.Also, the feedback end (IOUT pins) of synchronous buck converter 220 is inputted to the first of controller 100
The current value of end input synchronous buck converter 220.The output end (VSW pins) of synchronous buck converter 220 is changed with direct current
The input connection of unit 230.The output end of DC conversion unit 230 is the output end of atomization circuit 200, specifically, direct current
The output end of converting unit 230 is connected with heating element heater 300.After atomization circuit 200 exports DC current, direct current circulation
Heat energy will be converted to by crossing after heating element heater 300, and then reach the effect for being atomized tobacco juice.
Wherein, energy-storage units 210 are used to store electric energy, and the electricity of storage can be exported to synchronous buck converter 220
Energy.Specifically, energy-storage units 210 include at least one storage capacitor.For example：Fig. 3 is refer to, energy-storage units 210 can include
Electric capacity C43, electric capacity C34 and electric capacity C42.Electric capacity C43 one end, electric capacity C34 one end, electric capacity C42 one end respectively with power supply
400 connections.The electric capacity C43 other end, the electric capacity C34 other end, electric capacity C42 other end common ground.The embodiment of the present invention
In, electric capacity C43, electric capacity C34 and electric capacity C42 are large bulk capacitance, for example, 100 μ F.
Synchronous buck converter 220, its with MOSFET pipes make lower edge switch and reduction output voltage, with load matched.
Low side MOSFET pipes and flash MOSFET pipes in synchronous buck converter 220 drive by PWM (pulse width modulation) signals
It is dynamic.Therefore, the control signal that controller 100 is exported is PWM signals, and controller 100 can be according to synchronous buck converter 220
The current value of the electric signal of feedback, such as synchronous buck converter 220, the change of aware load, so that by adjusting pwm signal
Dutycycle come control synchronous buck converter 220 export power, to cause synchronous buck converter 220 to export relatively stable
Power.Wherein, the dutycycle for the pwm signal that controller 100 is exported can change in the range of 0%~85%.Also, it is synchronous
The signal of the output end output of buck converter 220 can be square-wave signal.The ceiling voltage that synchronous buck converter 220 is exported
Can be 5.5V, maximum current can be 60A, and power can be 330W.In addition, in order that electronic cigarette has long-time stability,
It is 75W that power, which can be taken,.
Specifically, in figure 3, DCDC_FB, DCDC_EN, CSP1 and TEMP_ADC represent 4 grid lines, connect respectively
To the different pins of controller 100.Wherein, controller 100 by input from DCDC_FB networks to synchronous buck converter 220
End sends pwm signal.Controller 100 enables synchronous buck converter 220 by DCDC_EN networks, and DCDC_EN networks are high
Synchronous buck converter 220 starts during level, and synchronous buck converter 220 is closed during low level.Synchronous buck converter 220
The size of feedback end output current can be by the first input ends of CSP1 network-feedbacks to controller 100.Synchronous buck turns
The temperature of parallel operation 220 passes through TEMP_ADC network-feedbacks to controller 100.
Further, the peripheral components of synchronous buck converter 220 also include resistance R16, electric capacity C40, electric capacity C38 and electricity
Hold C41.Wherein, electric capacity C40 is the electric capacity of low capacity, and its effect is filter high-frequency rate clutter.Electric capacity C40 electric capacity is respectively smaller than
Electric capacity C43, electric capacity C34 and electric capacity C42 electric capacity, such as electric capacity C40 electric capacity are 0.1 μ F.Resistance R16 is pull down resistor, when
When DCDC_EN networks are high level, resistance R16 is also high level；When DCDC_EN networks are low level, on DCDC_EN networks
Suspension electric energy ground wire is enough flowed to by resistance R16, to ensure the grid line as low level.In addition, when DCDC-EN networks are
During low level, there may be cause the level for inputting DCDC-EN networks to uprise and then be returned to suddenly because of voltage instability
Low level, therefore by setting pull down resistor (i.e. resistance R16) to can ensure that the grid line is low level.Electric capacity C38 is bootstrapping
Electric capacity, electric charge is provided for the control of synchronous buck converter 220 internal fet.Electric capacity C41 is similarly low capacity electric capacity, for example
For 1nF, it is to filter clutter for the signal of TEMP_ADC networks that it, which is acted on, to improve the detection accuracy of controller 100.
DC conversion unit 230, the signal for synchronous buck converter 220 to be exported is converted to direct current signal.Specifically
, DC conversion unit 230 includes power inductance and at least one filter capacitor.Wherein, one end of power inductance and synchronous drop
The output end connection of pressure converter 220.The one end of the other end of power inductance successively with each filter capacitor is connected.Each filter capacitor
The other end be grounded.The common port of power inductance and each filter capacitor is the output end of DC conversion unit 230.Wherein, work(
Rate inductance is used to export sine wave.Because the output end (VSW pins) of synchronous buck converter 220 exports the square wave letter of high current
Number, and when the output end (VSW pins) of synchronous buck converter 220 exports high level, synchronous buck is worked as in power inductance energy storage
During output end (VSW pins) the output low level of converter 220, power inductance release electric energy, therefore, synchronous buck converter
The electric current of 220 outputs will become approximate sine wave after power inductance by square wave.Filter capacitor is used to filter.
For example：Please continue to refer to Fig. 3, DC conversion unit 230 can include inductance L1, electric capacity C36, electric capacity C25, electric capacity
C13 and electric capacity C14.Wherein, inductance L1 one end be DC conversion unit 230 input, specifically, inductance L1 one end with
Output end (VSW pins) connection of synchronous buck converter 220.Inductance L1 other end one end respectively with electric capacity C36, electricity
Hold one end connection of C25 one end, electric capacity C13 one end, electric capacity C14.The electric capacity C36 other end, the electric capacity C25 other end,
The electric capacity C13 other end, electric capacity C14 other end common ground.Inductance L1, electric capacity C36, electric capacity C25, electric capacity C13 and electric capacity
C14 common port be DC conversion unit 230 output end, specifically, inductance L1, electric capacity C36, electric capacity C25, electric capacity C13 and
Electric capacity C14 common port is connected with one end of heating element heater 300, the other end ground connection of heating element heater 300.
Wherein, inductance L1 is power output inductance.Because the output end (VSW pins) of synchronous buck converter 220 is exported
The square-wave signal of high current, and when the output end (VSW pins) of synchronous buck converter 220 exports high level, inductance L1 storages
Can, when the output end (VSW pins) of synchronous buck converter 220 exports low level, inductance L1 release electric energy, therefore it is synchronous
The electric current that buck converter 220 is exported will become approximate sine wave after inductance L1 by square wave.Electric capacity C36, electric capacity C25, electricity
Holding C13 and electric capacity C14 has filter action, final to become after the inductance L1 similar sine-wave currents exported flow through these electric capacity
Into stable DC current.In this way, the DC current finally given can be converted to heat energy by heating element heater 300, so that
Tobacco juice is atomized.
In one of the embodiments, please continue to refer to Fig. 2 and Fig. 3, atomization control circuit also includes feedback unit 600.
The input of feedback unit 600 is connected with the output end of atomization circuit 200, specifically, with reference to above-described embodiment, feedback unit
600 input is connected with the output end of DC conversion unit 230.The output end of feedback unit 600 and the second of controller 100
Input is connected.Wherein, feedback unit 600 is used for the output voltage that atomization circuit 200 is fed back to controller 100.
In the embodiment shown in fig. 3, the second input of controller 100 receive by feedback unit 600 feed back it is defeated
Go out after voltage, you can the comprehensive signal fed back according to the feedback end of the output voltage and synchronous buck converter 220, to adjust
The dutycycle of pwm signal is to control the power that synchronous buck converter 220 is exported, so that synchronous buck converter 220 is defeated
Go out relatively stable power.
Specifically, Fig. 3 is refer to, feedback unit 600 includes resistance R10, resistance R12 and electric capacity C44.The one of resistance R10
End is connected with the output end of atomization circuit 200.One end, the electric capacity C44 one end of the resistance R10 other end respectively with resistance R12
Connection.The resistance R12 other end, electric capacity C44 other end common ground.Resistance R10, resistance R12 and electric capacity C44 common port
For the second input of the output end of feedback unit 520, i.e. resistance R10, resistance R12 and electric capacity C44 common port and controller 100
End connection.
In one of the embodiments, Fig. 2 is refer to, atomization control circuit also includes charging circuit 500.Charging circuit
500 input is connected with the output end of atomization circuit 200, and the output end of charging circuit 500 is used to power to external equipment.
In the embodiment of the present invention, under the control of the controller 100, atomization circuit 200 can export predetermined charge voltages (example
Such as 5V voltages) so that charging circuit 500 can be to external equipment (for example：Mobile phone, flat board, MP4 etc.) it is powered.When
When needing to be atomized, controller 100 is that the output of controller atomization circuit 200 is suitable to voltage and electricity that heating element heater 300 generates heat
Stream；When needing to charge to external equipment, controller 100 then controls the output of atomization circuit 200 suitable for charging circuit 500
Voltage and current.Therefore, the embodiment of the present invention need to can only realize atomizing functions by relatively simple circuit, and can be right
External equipment is powered, so as to improve the effective rate of utilization of resource.
In addition, the magnitude of voltage that controller 100 can also feed back according to feedback unit 600, to control atomization circuit 200 to export
Voltages keep constant, to improve the stability and security of charging.
Specifically, charging circuit 500 includes USB charhing units 510.USB charhing units 510 are used for outside equipment utilization
5V voltages are powered.Fig. 3 is refer to, USB charhing units 510 can include diode D3 and USB interface J1.Wherein, two pole
Pipe D3 positive pole is connected with the output end of atomization circuit 200.Diode D3 negative pole is connected with USB interface J1.USB interface J1 is then
For connecting external equipment.
Next by taking Fig. 3 as an example, the operation principle of circuit is controlled to illustrate the above-mentioned atomization that the present invention is provided.Needing
When being atomized, controller 100 controls atomization circuit 200 to export DC current to heating element heater 300, to proceed by mist
Change.In atomization process, after power supply 400 discharges electric energy, the voltage reduction at the two ends of power supply 400, so that atomization circuit
The power drop of 200 outputs.Now, controller 100 detects atomization electricity by the current signal size of CSP1 network-feedbacks
After the power output on road 200 declines, the dutycycle of pwm signal can be increased in right amount.Due to dutycycle increase so that inductance L1 is deposited
The time of storing up electricity energy is elongated, and release electric energy is increased in right amount, so as to reach the purpose of firm power output.Needing to outside
When equipment is powered, the control output 5V voltages of atomization circuit 200 of controller 100 can pass through USB charhing units 510 afterwards
External equipment is powered.
It should be noted that the atomization control circuit that the various embodiments described above are provided is except applied to electronic cigarette this technology neck
Outside domain, it can be applied in other technical fields.
Another embodiment provides a kind of electronic cigarette, including：Atomization control circuit and heating element heater.The atomization control electricity
Road is used for the voltage for controlling to be applied on the heating element heater.Also, the atomization control circuit includes controller and atomization electricity
Road.The power input of the controller, the power input of the atomization circuit connect power supply respectively.The of the controller
One input is connected with the feedback end of the atomization circuit, the output end of the controller and the control input of the atomization circuit
End connection.The output end of the atomization circuit is connected with the heating element heater.In addition, electronic cigarette also includes being used for atomization control
Circuit provides the power supply of electric energy.
The controller is used for the corresponding control signal of signal output fed back according to the feedback end of the atomization circuit.Institute
Stating atomization circuit is used under the control of the controller export DC current to the heating element heater, to carry out mist to tobacco juice
Change.
It should be noted that structure related to atomization in electronic cigarette is illustrate only in the embodiment of the present invention, others knot
Structure is just repeated no more here.
In one of the embodiments, the atomization circuit includes energy-storage units, synchronous buck converter and direct current conversion
Unit.One end of the energy-storage units and the input of the synchronous buck converter access the power supply, the energy storage jointly
The other end ground connection of unit.Control signal input, the Enable Pin of the synchronous buck converter connect with the controller respectively
Connect.The feedback end of the synchronous buck converter is the feedback end of the atomization circuit.The output of the synchronous buck converter
End is connected with the input of the DC conversion unit.The output end of the DC conversion unit is the output of the atomization circuit
End.
In one of the embodiments, the energy-storage units include at least one storage capacitor.
In one of the embodiments, the DC conversion unit includes power inductance and at least one filter capacitor.Institute
The one end for stating power inductance is connected with the output end of the synchronous buck converter.The other end of the power inductance successively with respectively
One end connection of the filter capacitor.The other end of each filter capacitor is grounded.The power inductance and each filtering
The common port of electric capacity is the output end of the DC conversion unit.
In one of the embodiments, the electronic cigarette also includes feedback unit.The input of the feedback unit and institute
The output end connection of atomization circuit is stated, the output end of the feedback unit is connected with the second input of the controller.It is described
Feedback unit is used for the output voltage that the atomization circuit is fed back to the controller.
In one of the embodiments, the feedback unit includes resistance R10, resistance R12 and electric capacity C44.
One end of the resistance R10 is connected with the output end of the atomization circuit, the other end of the resistance R10 respectively with
One end of the resistance R12, one end connection of the electric capacity C44.The other end of the resistance R12 is another with the electric capacity C44's
One end common ground.The resistance R10, the resistance R12 and the electric capacity C44 common port are the output of the feedback unit
End.
In one of the embodiments, the electronic cigarette also includes charging circuit.The input of the charging circuit and institute
The output end connection of atomization circuit is stated, the output end of the charging circuit is used to power to external equipment.
In one of the embodiments, the charging circuit includes USB charhing units.The USB charhing units be used for pair
External equipment is powered using 5V voltages.
In one of the embodiments, the USB charhing units include diode and USB interface.The diode is just
Pole is connected with the output end of the atomization circuit, and the negative pole of the diode is connected with the USB interface.
It should be noted that the atomization control electricity that above-mentioned electronic cigarette provided in an embodiment of the present invention is provided with a upper embodiment
Corresponding construction in road is identical, therefore just repeats no more here.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses several embodiments of the present utility model, and it describes more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that for the common skill of this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
Protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
1. one kind atomization control circuit, for controlling to apply voltage on the heating element, it is characterised in that the atomization control
Circuit includes controller and atomization circuit；The power input difference of the power input of the controller, the atomization circuit
Connect power supply；The first input end of the controller is connected with the feedback end of the atomization circuit, the output end of the controller
It is connected with the control signal of the atomization circuit；The output end of the atomization circuit is used to be connected with the heating element heater；
The controller is used for the corresponding control signal of signal output fed back according to the feedback end of the atomization circuit；The mist
Changing circuit is used under the control of the controller export DC current to the heating element heater, to be atomized to tobacco juice.
2. atomization control circuit according to claim 1, it is characterised in that the atomization circuit includes energy-storage units, same
Walk buck converter and DC conversion unit；One end of the energy-storage units and the input of the synchronous buck converter are common
Access the power supply, the other end ground connection of the energy-storage units；Control signal input, the enable of the synchronous buck converter
End is connected with the controller respectively；The feedback end of the synchronous buck converter is the feedback end of the atomization circuit；It is described
The output end of synchronous buck converter is connected with the input of the DC conversion unit；The output end of the DC conversion unit
For the output end of the atomization circuit.
3. atomization control circuit according to claim 2, it is characterised in that the energy-storage units include at least one energy storage
Electric capacity.
4. atomization control circuit according to claim 2, it is characterised in that the DC conversion unit includes power inductance
And at least one filter capacitor；One end of the power inductance is connected with the output end of the synchronous buck converter；The work(
The one end of the other end of rate inductance successively with each filter capacitor is connected；The other end of each filter capacitor is grounded；Institute
State output end of the common port of power inductance and each filter capacitor for the DC conversion unit.
5. the atomization control circuit according to any claim in Claims 1-4, it is characterised in that the atomization control
Circuit processed also includes feedback unit；The input of the feedback unit is connected with the output end of the atomization circuit, the feedback
The output end of unit is connected with the second input of the controller；The feedback unit is used to feed back described to the controller
The output voltage of atomization circuit.
6. atomization control circuit according to claim 5, it is characterised in that the feedback unit includes resistance R10, resistance
R12 and electric capacity C44；
One end of the resistance R10 is connected with the output end of the atomization circuit, the other end of the resistance R10 respectively with it is described
Resistance R12 one end, one end connection of the electric capacity C44；The other end of the other end of the resistance R12 and the electric capacity C44
Common ground；The resistance R10, the resistance R12 and the electric capacity C44 common port are the output end of the feedback unit.
7. the atomization control circuit according to any claim in Claims 1-4, it is characterised in that the atomization control
Circuit processed also includes charging circuit；The input of the charging circuit is connected with the output end of the atomization circuit, the charging
The output end of circuit is used to power to external equipment.
8. atomization control circuit according to claim 7, it is characterised in that the charging circuit includes USB charhing units；
The USB charhing units are used to be powered outside equipment utilization 5V voltages.
9. it is according to claim 8 atomization control circuit, it is characterised in that the USB charhing units include diode and
USB interface；The positive pole of the diode is connected with the output end of the atomization circuit, the negative pole of the diode and the USB
Interface is connected.
10. a kind of electronic cigarette, it is characterised in that including：Atomization control circuit and heating element heater；The atomization control circuit is used for
Control is applied to the voltage on the heating element heater；Also, the atomization control circuit includes：Controller and atomization circuit；Institute
State the power input of controller, the power input of the atomization circuit and connect power supply respectively；The first of the controller is defeated
Enter end to be connected with the feedback end of the atomization circuit, the output end of the controller and the control signal of the atomization circuit connect
Connect；The output end of the atomization circuit is connected with the heating element heater；
The controller is used for the corresponding control signal of signal output fed back according to the feedback end of the atomization circuit；The mist
Changing circuit is used under the control of the controller export DC current to the heating element heater, to be atomized to tobacco juice.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720236652.4U CN206586398U (en) | 2017-03-10 | 2017-03-10 | Atomization control circuit and electronic cigarette |
| PCT/CN2017/108268 WO2018161610A1 (en) | 2017-03-10 | 2017-10-30 | Atomization control circuit and electronic cigarette |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720236652.4U CN206586398U (en) | 2017-03-10 | 2017-03-10 | Atomization control circuit and electronic cigarette |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206586398U true CN206586398U (en) | 2017-10-27 |
Family
ID=60123394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720236652.4U Active CN206586398U (en) | 2017-03-10 | 2017-03-10 | Atomization control circuit and electronic cigarette |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN206586398U (en) |
| WO (1) | WO2018161610A1 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018161610A1 (en) * | 2017-03-10 | 2018-09-13 | 常州市派腾电子技术服务有限公司 | Atomization control circuit and electronic cigarette |
| CN110200325A (en) * | 2019-06-21 | 2019-09-06 | 深圳市庚诚达科技有限公司 | Working method, the storage equipment, electronic cigarette of electronic cigarette |
| WO2019171297A1 (en) * | 2018-03-09 | 2019-09-12 | Rai Strategic Holdings, Inc. | Buck regulator with operational amplifier feedback for an aerosol delivery device |
| CN111802709A (en) * | 2020-07-14 | 2020-10-23 | 深圳麦克韦尔科技有限公司 | Electronic atomization device, control method, control device and computer equipment |
| CN113056042A (en) * | 2021-04-21 | 2021-06-29 | 北京航天控制仪器研究所 | Closed-loop control optical fiber heating device |
| TWI768748B (en) * | 2018-02-02 | 2022-06-21 | 日商日本煙草產業股份有限公司 | Power source unit for taster ingredient generator and method for selecting resistance value of known power source in power supply unit of taster ingredient generator |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB201905251D0 (en) * | 2019-04-12 | 2019-05-29 | Nicoventures Trading Ltd | Vapor provision system and corresponding method |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8820330B2 (en) * | 2011-10-28 | 2014-09-02 | Evolv, Llc | Electronic vaporizer that simulates smoking with power control |
| US10004262B2 (en) * | 2013-06-26 | 2018-06-26 | Huizhou Kimree Technology Co., Ltd. Shenzhen Branch | Electronic cigarette and method for supplying constant power therein |
| CN204012951U (en) * | 2014-06-27 | 2014-12-10 | 卓尔悦（常州）电子科技有限公司 | Electronic cigarette wireless transmission detects control system |
| CN204790671U (en) * | 2015-07-15 | 2015-11-18 | 深圳市新宜康科技有限公司 | Electron cigarette heating power stable control circuit |
| CN106343617B (en) * | 2016-11-30 | 2019-04-30 | 广州周立功单片机科技有限公司 | Electronic cigarette control method, device and electronic cigarette |
| CN206586398U (en) * | 2017-03-10 | 2017-10-27 | 常州市派腾电子技术服务有限公司 | Atomization control circuit and electronic cigarette |
-
2017
- 2017-03-10 CN CN201720236652.4U patent/CN206586398U/en active Active
- 2017-10-30 WO PCT/CN2017/108268 patent/WO2018161610A1/en active Application Filing
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018161610A1 (en) * | 2017-03-10 | 2018-09-13 | 常州市派腾电子技术服务有限公司 | Atomization control circuit and electronic cigarette |
| TWI768748B (en) * | 2018-02-02 | 2022-06-21 | 日商日本煙草產業股份有限公司 | Power source unit for taster ingredient generator and method for selecting resistance value of known power source in power supply unit of taster ingredient generator |
| WO2019171297A1 (en) * | 2018-03-09 | 2019-09-12 | Rai Strategic Holdings, Inc. | Buck regulator with operational amplifier feedback for an aerosol delivery device |
| US10813385B2 (en) | 2018-03-09 | 2020-10-27 | Rai Strategic Holdings, Inc. | Buck regulator with operational amplifier feedback for an aerosol delivery device |
| CN110200325A (en) * | 2019-06-21 | 2019-09-06 | 深圳市庚诚达科技有限公司 | Working method, the storage equipment, electronic cigarette of electronic cigarette |
| CN111802709A (en) * | 2020-07-14 | 2020-10-23 | 深圳麦克韦尔科技有限公司 | Electronic atomization device, control method, control device and computer equipment |
| CN113056042A (en) * | 2021-04-21 | 2021-06-29 | 北京航天控制仪器研究所 | Closed-loop control optical fiber heating device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018161610A1 (en) | 2018-09-13 |
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