CN107111292A - The control method of electronic cigarette, microprocessor and electronic cigarette applied to electronic cigarette - Google Patents
The control method of electronic cigarette, microprocessor and electronic cigarette applied to electronic cigarette Download PDFInfo
- Publication number
- CN107111292A CN107111292A CN201780000174.XA CN201780000174A CN107111292A CN 107111292 A CN107111292 A CN 107111292A CN 201780000174 A CN201780000174 A CN 201780000174A CN 107111292 A CN107111292 A CN 107111292A
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- China
- Prior art keywords
- electronic cigarette
- voltage
- heating wire
- resistance
- battery
- Prior art date
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Classifications
-
- 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
-
- 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
- A24F40/53—Monitoring, e.g. fault detection
-
- 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
-
- 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
- G05B2219/25252—Microprocessor
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a kind of control method of electronic cigarette, including：The resistance value of heating wire when S1, detection electronic cigarette work in atomizer；S2, the resistance value according to the heating wire detected, regulating cell protect the size of voltage.Correspondingly, the invention also discloses a kind of microprocessor and electronic cigarette applied to electronic cigarette.The present invention can accurately judge that can the battery rod in electronic cigarette normal work, raising Consumer's Experience.
Description
Technical field
The present invention relates to electronic cigarette technical field, more particularly to a kind of control method of electronic cigarette, applied to electronic cigarette
Microprocessor and electronic cigarette.
Background technology
Electronic cigarette is a kind of relatively conventional simulation cigarette electronic product, is mainly used in smoking cessation and cigarette substitute；Electronic cigarette
Structure mainly include battery component and atomizing component.The atomizing component includes atomization set, the tobacco tar being set in atomization set
Adsorption piece and heating wire, the heating wire are fitted with tobacco tar adsorption piece to be atomized the tobacco tar of the tobacco tar adsorption piece absorption, when
When detecting the smoking action of smoker, battery component is powered for atomizing component, atomizing component is in opening；Work as atomization
After component is opened, electrothermal wire heating, the heated evaporation atomization of tobacco tar forms the aerosol of simulated flue gas, so as to allow user in suction
There is a kind of sensation of similar smoking.
Heating wire in existing atomizer generally has 0.2 Ω to resistance values different 0.5 Ω etc., in identical battery electricity
Under pressure power supply, because 0.2 Ω atomizer discharge current is larger, power consumption rate is fast, thus has used after a period of time, cell voltage
Rapidly dropping to the battery protecting circuit in preset value, electronic cigarette then controls battery to stop powering to the atomizer of 0.2 Ω.So
And, because the voltage that battery has voltage recovery capability, i.e. battery battery in use is dropped to after preset value, then stop one
The voltage of battery can also rise after the meeting, thus, if the atomizer of 0.2 Ω to be now changed to 0.5 Ω atomizer,
Because 0.5 Ω operating current is small, power consumption slow, then the battery can also make the atomizer of 0.5 Ω work on a period of time,
And use 0.2 Ω then cisco unity malfunction.Thus user would generally judge the atomizer of 0.2 Ω by accident and damage or battery rod
There is abnormal, poor user experience.
The content of the invention
The present invention present in prior art for can not accurately judge whether the battery rod in electronic cigarette can normal work
Technical problem there is provided a kind of control method of electronic cigarette, microprocessor and electronic cigarette applied to electronic cigarette, can accurately sentence
Can the battery rod in disconnected electronic cigarette normal work, raising Consumer's Experience.
On the one hand, the invention provides a kind of control method of electronic cigarette, including：
The resistance value of heating wire when S1, detection electronic cigarette work in atomizer；
S2, the resistance value according to the heating wire detected, regulating cell protect the size of voltage.
It is preferred that, the step S1 is specifically included：
When the electronic cigarette works, first switch and second switch are sequentially turned on, to detect the work of the heating wire
Voltage and operating current, and calculate according to the operating voltage and the operating current resistance value of the heating wire.
It is preferred that, the operating voltage and operating current of the heating wire are detected in the step S1, is specifically included：
The voltage of described heating wire one end is detected, and the supply voltage based on the electronic cigarette calculates the heating wire
Operating voltage, and the voltage of divider resistance one end is detected, and the resistance value based on the divider resistance calculates the electric heating
The operating current of silk.
It is preferred that, the step S2 is specifically included：
Corresponding relation between setting resistor tracks between battery protection voltage value；
Between resistor tracks where the resistance value for the heating wire that lookup is detected, and obtain the resistor tracks found
Between corresponding battery protection voltage value；
The battery protection voltage value that the size of the battery protection voltage is adjusted to get.
On the other hand, the invention provides a kind of microprocessor applied to electronic cigarette, including：
Detection module, the resistance value of heating wire during for detecting electronic cigarette work in atomizer；And,
Adjustment module, for the resistance value according to the heating wire detected, regulating cell protects the size of voltage.
It is preferred that, the detection module specifically for：
When the electronic cigarette works, first switch and second switch are sequentially turned on, to detect the work of the heating wire
Voltage and operating current, and calculate according to the operating voltage and the operating current resistance value of the heating wire.
It is preferred that, the operating voltage and operating current of the detection heating wire are specially：
The voltage of described heating wire one end is detected, and the supply voltage based on the electronic cigarette calculates the heating wire
Operating voltage, and the voltage of divider resistance one end is detected, and the resistance value based on the divider resistance calculates the electric heating
The operating current of silk.
It is preferred that, the adjustment module is specifically included：
Setting unit, for setting the corresponding relation between resistor tracks between battery protection voltage value；
Between searching unit, the resistor tracks where resistance value for searching the heating wire detected, and acquisition is looked into
Corresponding battery protection voltage value between the resistor tracks found；And,
Voltage regulation unit, for the battery protection voltage for being adjusted to get by the size of the battery protection voltage
Value.
On the other hand, the invention provides a kind of electronic cigarette, including for being atomized the atomizer of tobacco tar, for the mist
Change the battery rod that device is powered, the battery protecting circuit for providing the battery rod power supply protection, and above-mentioned microprocessor；
The heating wire of different resistance values is provided with the atomizer, the atomizer removably connects with the battery rod
Connect.
It is preferred that, the battery protecting circuit include battery protecting circuit unit, first resistor, second resistance, electric capacity and
FET；
One end of the first resistor connects the positive pole of the battery rod, the other end of the first resistor respectively with it is described
One end of electric capacity, battery protecting circuit unit connection, the other end of the electric capacity connect the negative pole of the battery rod；It is described
One end of second resistance connects the battery protecting circuit unit, the other end ground connection of the second resistance；The FET
Grounded drain, the source electrode of the FET connects the negative pole of the battery rod, and the grid connection of the FET is described
Battery protecting circuit unit.
One or more technical schemes that the present invention is provided, have at least the following technical effects or advantages：
Because heating wire is provided with different resistance values in atomizer, thus pass through the electricity to heating wire when electronic cigarette works
Resistance is detected in real time, so that the real-time regulating cell of resistance value according to conversion protects the size of voltage, so that in small resistor
Atomizer be stopped because of battery protection after, the atomizer for the big resistance changed can not equally be used, it is to avoid user judge by accident
The atomizer of small resistor has been damaged or abnormal, raising Consumer's Experience occurs in battery rod.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
The embodiment of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
The accompanying drawing of offer obtains other accompanying drawings.
Fig. 1 is a kind of schematic flow sheet of the control method of electronic cigarette provided in an embodiment of the present invention；
Fig. 2 is a kind of structural representation of microprocessor applied to electronic cigarette provided in an embodiment of the present invention；
Fig. 3 is a kind of partial circuit schematic diagram of electronic cigarette provided in an embodiment of the present invention；
Fig. 4 be a kind of electronic cigarette internal circuit provided in an embodiment of the present invention in battery protecting circuit circuit theory
Figure；
Fig. 5 is a kind of partial circuit schematic diagram of electronic cigarette provided in an embodiment of the present invention；
Fig. 6 be a kind of electronic cigarette internal circuit provided in an embodiment of the present invention in reset circuit circuit theory diagrams；
Fig. 7 be a kind of electronic cigarette provided in an embodiment of the present invention in battery voltage detection circuit circuit theory diagrams；
Fig. 8 is the circuit theory diagrams of key-press module in a kind of electronic cigarette internal circuit provided in an embodiment of the present invention；
Fig. 9 is the circuit theory diagrams of display module in a kind of electronic cigarette internal circuit provided in an embodiment of the present invention.
Embodiment
The embodiment of the present invention is by providing a kind of control method of electronic cigarette, for solving accurately to sentence in the prior art
Battery rod in disconnected electronic cigarette whether can normal work technical problem, can accurately judge that can the battery rod in electronic cigarette just
Often work, improves Consumer's Experience.
The technical scheme of the embodiment of the present invention is in order to solve the above technical problems, general thought is as follows：
The embodiments of the invention provide a kind of control method of electronic cigarette, including：Atomizer when S1, detection electronic cigarette work
In heating wire resistance value；S2, the resistance value according to the heating wire detected, regulating cell protect the size of voltage.
It can be seen that, in embodiments of the present invention, detected in real time by the resistance value when electronic cigarette works to heating wire,
So that the real-time regulating cell of resistance value according to conversion protects the size of voltage, thus small resistor atomizer because of battery protection
And after being stopped, the atomizer for the big resistance changed can not equally be used, it is to avoid the atomizer of user's erroneous judgement small resistor has been damaged
There is abnormal, raising Consumer's Experience in bad or battery rod.
In order to be better understood from above-mentioned technical proposal, below in conjunction with Figure of description and specific embodiment to upper
State technical scheme to be described in detail, it should be understood that the specific features in the embodiment of the present invention and embodiment are to the application
The detailed description of technical scheme, rather than the restriction to technical scheme, in the case where not conflicting, the present invention is implemented
Technical characteristic in example and embodiment can be mutually combined.
Embodiment one
Fig. 1 is refer to, the embodiments of the invention provide a kind of control method of electronic cigarette, including：
The resistance value of heating wire when S1, detection electronic cigarette work in atomizer；
S2, the resistance value according to the heating wire detected, regulating cell protect the size of voltage.
It should be noted that the atomizer and battery rod in electronic cigarette are detachably connected, the heating wire in atomizer is set
There are different resistance values, the heating wire of different resistance values can be converted in use.When electronic cigarette works, detection is electric in real time
The resistance value of heated filament, and the different heating wire resistance values battery protection voltage value different to that should have, so as to obtain what is detected
Battery protection voltage value corresponding to the resistance value of heating wire, so that the size to battery protection voltage is adjusted.This implementation
Example protects the size of voltage according to the real-time regulating cell of the size of the resistance value of heating wire, so as in the atomizer of small resistor because of electricity
Pond is protected and after being stopped, the atomizer for the big resistance changed can not equally be used, it is to avoid user judges the atomization of small resistor by accident
Device has been damaged or abnormal, raising Consumer's Experience occurs in battery rod.
Further, in specific implementation process, the step S1 is specifically included：
When the electronic cigarette works, first switch and second switch are sequentially turned on, to detect the work of the heating wire
Voltage and operating current, and calculate according to the operating voltage and the operating current resistance value of the heating wire.
It is preferred that, the operating voltage and operating current of the heating wire are detected in the step S1, is specifically included：
The voltage of described heating wire one end is detected, and the supply voltage based on the electronic cigarette calculates the heating wire
Operating voltage, and the voltage of divider resistance one end is detected, and the resistance value based on the divider resistance calculates the electric heating
The operating current of silk.
It should be noted that after the smoking switch of electronic cigarette is opened, first switch and second switch timesharing are opened, electric heating
Silk work atomization tobacco tar.Wherein, first switch and second switch can be FET.Now, microprocessor detection heating wire one
The voltage at end, and the voltage of the heating wire other end is battery rod voltage, so that the voltage based on heating wire two ends calculates electric heating
The voltage of the operating voltage of silk, in addition microprocessor detection divider resistance one end, and the other end of divider resistance is grounded, so that base
The electric current for flowing through divider resistance is calculated in the voltage at divider resistance two ends and the resistance value of divider resistance, and flows through divider resistance
Electric current be heating wire operating current.Heating wire can be calculated after the operating voltage and operating current of heating wire is obtained
Resistance value, and then corresponding battery protection voltage is automatically adjusted according to the size of the resistance value of heating wire.
Further, in specific implementation process, the step S2 is specifically included：
Corresponding relation between setting resistor tracks between battery protection voltage value；
Between resistor tracks where the resistance value for the heating wire that lookup is detected, and obtain the resistor tracks found
Between corresponding battery protection voltage value；
The battery protection voltage value that the size of the battery protection voltage is adjusted to get.
It should be noted that because the resistance value of heating wire in the course of the work can slightly become with the change of temperature
Change, therefore pre-set with the one-to-one relation of battery protection voltage value and being preserved between resistor tracks, for example, resistance
It is worth 0.31 Ω -0.4 Ω correspondences battery protection electricity between interval 0.2 Ω -0.3 Ω correspondences battery protection voltage value 2.8V, resistor tracks
0.41 more than Ω correspondence battery protection voltage values 3.2V between pressure value 3.0V, resistor tracks.
After the resistance value of heating wire is detected in real time, search between the resistor tracks where the resistance value, and then obtain should
Corresponding battery protection voltage value between resistor tracks, and the battery protection voltage that the battery protection voltage value is adjusted needed for being
Size.
Sum it up, by implementing the application above-mentioned technical proposal, can small resistor atomizer because of battery protection
After being stopped, the atomizer for the big resistance changed can not equally be used, it is to avoid the atomizer of user's erroneous judgement small resistor has been damaged
Or there is abnormal, raising Consumer's Experience in battery rod.
Embodiment two
Based on same inventive concept, Fig. 2 is refer to, present invention also offers a kind of microprocessor applied to electronic cigarette,
All flows of the control method for the electronic cigarette that embodiment one is provided can be realized, the microprocessor includes：
Detection module 1, the resistance value of heating wire during for detecting electronic cigarette work in atomizer；And,
Adjustment module 2, for the resistance value according to the heating wire detected, regulating cell protects the size of voltage.
It is preferred that, the detection module 1 specifically for：
When the electronic cigarette works, first switch and second switch are sequentially turned on, to detect the work of the heating wire
Voltage and operating current, and calculate according to the operating voltage and the operating current resistance value of the heating wire.
It is preferred that, the operating voltage and operating current of the detection heating wire are specially：
The voltage of described heating wire one end is detected, and the supply voltage based on the electronic cigarette calculates the heating wire
Operating voltage, and the voltage of divider resistance one end is detected, and the resistance value based on the divider resistance calculates the electric heating
The operating current of silk.
It is preferred that, the adjustment module 2 is specifically included：
Setting unit, for setting the corresponding relation between resistor tracks between battery protection voltage value；
Between searching unit, the resistor tracks where resistance value for searching the heating wire detected, and acquisition is looked into
Corresponding battery protection voltage value between the resistor tracks found；And,
Voltage regulation unit, for the battery protection voltage for being adjusted to get by the size of the battery protection voltage
Value.
Sum it up, by implementing the application above-mentioned technical proposal, can small resistor atomizer because of battery protection
After being stopped, the atomizer for the big resistance changed can not equally be used, it is to avoid the atomizer of user's erroneous judgement small resistor has been damaged
Or there is abnormal, raising Consumer's Experience in battery rod.
Embodiment three
Based on same inventive concept, Fig. 3 and Fig. 4 are refer to, present invention also offers a kind of electronic cigarette, for being atomized tobacco tar
Atomizer (not shown), for the battery rod (not shown) powered to the atomizer, for the battery
Bar power supply provides the battery protecting circuit 86 of protection, and the microprocessor U10 in embodiment two；
The heating wire 21 of different resistance values is provided with the atomizer, the atomizer and the battery rod are removably
Connection.
Wherein, microprocessor U10 is the model STM32F030K6 produced with group of STMicw Electronics microprocessor
Circuit structure is identical, therefore, and microprocessor U10 internal structures will not be repeated here.
It is preferred that, the battery protecting circuit 86 includes battery protecting circuit unit U12, first resistor R52, second resistance
R53, electric capacity C33 and FET Q12；
First resistor R52 one end connects the positive pole B+ of battery rod, the first resistor R52 other end respectively with electric capacity C33
One end, battery protecting circuit unit U12 VDD pins connection, the electric capacity C33 other end connects the negative pole B- of battery rod；The
Two resistance R53 one end connection battery protecting circuit unit U12 VM pins, second resistance R53 other end ground connection；Field-effect
Pipe Q12 grounded drain, FET Q12 source electrode connects the negative pole B- of battery rod, FET Q12 grid connection chip
U12 DO pins.The battery protecting circuit circuit 86 is used to protect battery supply.Wherein, battery protecting circuit list
The circuit knot of first U12 circuit structure and the model MM3280 of U.S. beautiful (MITSUMI) company production battery protection chip
Structure is identical, therefore, and its circuit structure will not be repeated here.
In addition, electronic cigarette also includes on-off circuit 87 and bleeder circuit 88；The on-off circuit 87 includes resistance R43, electricity
Hinder R41, resistance R42, FET Q8 and FET Q9；The bleeder circuit 88 includes resistance R38, resistance R39 and electric capacity
C22.Wherein, FET Q8 is first switch, and FET Q9 is second switch, and resistance R43 is divider resistance.
One end O- drained respectively with the heating wire 21 of the FET Q8, one end of the resistance R38 are electrically connected
Connect, the other end of the resistance R38 and the microprocessor U10 PA2 pins electrical connection, one end of the electric capacity C22 and institute
State microprocessor U10 PA2 pins electrical connection, the other end ground connection of the electric capacity C22, the resistance R39 and electric capacity C22
It is in parallel；The source ground of the FET Q8, the PB0 of the grid of the FET Q8 respectively with the microprocessor U10
One end electrical connection of pin, the resistance R42, the other end ground connection of the resistance R42；The drain electrode of the FET Q9 and institute
State resistance R41 one end electrical connection, one end O- electrical connections of the other end and the heating wire 21 of the resistance R41, the field
Effect pipe Q9 source ground, PB1 pins, the electricity of the grid of the FET Q9 respectively with the microprocessor U10
Hinder R43 one end electrical connection, the other end ground connection of the resistance R43.
It should be noted that when the voltage that bleeder circuit is mainly used at the O- of heating wire one end is more than 3V, making microprocessor
Device can also read the magnitude of voltage at O-.In specific implementation process, during microprocessor U10 PB0 pins output high level, field effect
Should pipe Q8 conductings, heating wire work.During microprocessor U10 PB1 pins output high level, FET Q9 conductings, to check
The voltage of resistance R43 one end, to calculate the resistance value of heating wire.
Further, as shown in Fig. 5,6,7, electronic cigarette also includes charging USB interface P1, charge management circuit 81, boosting
Circuit 82, mu balanced circuit 83, reset circuit 84, battery voltage detection circuit 85, battery protecting circuit 86.
Wherein, charging USB interface P1 is charged for outer bound pair electronic cigarette, and it includes five interfaces, interface 2, interface 3
It is used for interface 4 to electronic cigarette write-in program, interface 5 is grounded, and interface 1 is electrically connected by resistance R27 with charge management circuit 81.
Charge management circuit 81 includes charge management circuit unit U7 and resistance R32, wherein, the electricity of the charge management circuit unit U7
Road is identical with the circuit structure of the charging management chip for the model AP5056 that Wuxi Chipown Microelectronics Co., Ltd. produces,
Therefore, the internal structure of the charge management circuit unit U7 will not be repeated here.Resistance R32 one end and charge management circuit
Unit U7 PROG pins connection, resistance R32 other end ground connection, charge management circuit unit U7 BAT pins connection battery
The positive pole B+ of bar.In electronic cigarette charging process, charge management circuit unit U7 CHGING pins are low level, DONE pins
For high level；After electronic cigarette completes charging, charge management circuit unit U7 CHGING pins are high level, and DONE pins are
Low level.
Booster circuit 82 includes booster circuit unit U8, inductance L2, diode D4, resistance R28 and resistance R31.Wherein, rise
The electricity of the boost chip for the model MT3608 that volt circuit unit U8 circuit is produced with Xi'an space flight Min Xin Science and Technology Ltd.s
Line structure is identical, therefore, and booster circuit unit U8 circuit structure will not be repeated here.Booster circuit 82 passes through FET Q6
With triode Q7 connection power supplys.FET Q6 source electrode connects the positive pole B+ of battery rod, FET Q6 grid and three poles
Pipe Q7 colelctor electrode connection, triode Q7 base stage accesses power supply 5V_EN by resistance R33, triode Q7 grounded emitter,
FET Q6 one end drained respectively with inductance L2, booster circuit unit U8 VIN pins, the connection of EN pins；Inductance L2
Other end SW pins respectively with booster circuit unit U8, diode D4 positive pole connection, diode D4 negative pole and resistance
R28 one end connection, one end connection of the FB pins, resistance R31 of the resistance R28 other end respectively with booster circuit unit U8,
Resistance R31 other end ground connection.In addition, the output end of the booster circuit 82 is connected with USB interface P2, the booster circuit 82
For by the boost in voltage less than 5V to 5V.When being charged to battery, triode Q7 base stage is low level signal, field effect
Should pipe Q6 and triode Q7 close, when charging to external world, triode Q7 base stage is high level signal, FET Q6 and three
Pole pipe Q7 is turned on, and is charged to external world by USB interface P2.
Linear voltage-stabilizing circuit 83 includes mu balanced circuit unit U9 and diode D5.Diode D5 positive pole connection battery rod
Positive pole B+, diode D5 negative pole connection mu balanced circuit unit U9 Vin pins, mu balanced circuit unit U9 Vout pins connection
Power vd D.The supply voltage that the linear voltage-stabilizing circuit 83 is used to will be greater than 3V is adjusted, to export stable 3V VDD
Voltage.Wherein, the voltage stabilizing core for the model TLV70430 that mu balanced circuit unit U9 circuit structure is produced with Texas Instruments
Piece circuit structure is identical.Therefore, mu balanced circuit unit U9 circuit structure will not be repeated here.
Reset circuit 84 includes reset circuit unit U11 and resistance R40.Reset circuit unit U11 vin pins respectively and
Power vd D, resistance R40 one end connection, vout pins, the Wei Chu of the resistance R40 other end respectively with reset circuit unit U11
Manage device U10 NRST pins connection, reset circuit unit U11 vss pins ground connection.The reset circuit 84 is used at VDD
Voltage be less than 2.2V when, export low level, make microprocessor U10 reset, to avoid microprocessor U10 out of control.Wherein, it is described
The reset circuit chip electricity for the model NC/BL8506-22 that reset circuit unit U11 is produced with Shanghai Belling Co., Ltd.
Line structure is identical, therefore, and its internal circuit structure will not be repeated here.
Battery voltage detection circuit 85 includes resistance R44, resistance R45 and electric capacity C25.Resistance R44 one end connection power supply
VBAT, resistance the R44 other end connection resistance R45 one end, resistance R45 other end ground connection, electric capacity C25 and resistance R45 is simultaneously
Connection.The battery voltage detection circuit 85 is used for when cell voltage is less than preset value (being usually 3.3V), and control battery can not
Powered to heating wire.
Further, as shown in figure 8, electronic cigarette also includes key-press module, key-press module includes switch S1, switch S2, opened
Close S3, switch S4, resistance R47, resistance R48, resistance R49 and resistance R50.Switch S1 one end connects the one of resistance R47 respectively
End, microprocessor U10 KEY pins, resistance the R47 other end connection power vd D, switch S1 other end ground connection；Switch S2
One end connect resistance R48 one end, microprocessor U10 KEY+ pins respectively, resistance R48 other end connection power vd D,
Switch S2 other end ground connection；Switch S3 one end connects resistance R49 one end, microprocessor U10 KEY- pins respectively, electricity
Hinder the R48 other end connection power vd D, switch S3 other end ground connection；Switch S4 one end connects the one of resistance R50 respectively
End, microprocessor U10 KEY_0 pins, resistance the R50 other end connection power vd D, switch S4 other end ground connection.Wherein,
Switch S1 to switch for tobacco control, switch S2 is that power reduces controlling switch, and switch S3 is that power increases controlling switch, switchs S4
For external charging control switch.
Further, as shown in figure 9, electronic cigarette also includes display module, display module includes chip OLED1, triode
Q13, FET Q10 and triode Q11.The positive pole B+ of FET Q10 drain electrode connection battery rod, FET Q10's
Source electrode connection chip OLED1 VBAT pins, chip OLED1 grid by resistance R54 connecting triodes Q13 colelctor electrode,
Triode Q13 grounded emitter, the VDD pins that triode Q13 base stage passes through resistance R57 connection chips OLED1；Triode
Q11 base stage is by resistance R55 connection microprocessors U10 PA11 pins, triode Q11 emitter stage connection power vd D, three
Pole pipe Q11 colelctor electrode connection chip OLED1 VDD pins.Chip OLED1 SCL pins and SDA pins is used to write number
According to.The display module is when being waken up, triode Q11 base stage input low level signal, triode Q13, FET Q10
Turned on triode Q11, to realize power saving.Display module is used to show driving power and the actual temperature of heating wire.
Sum it up, by implementing the application above-mentioned technical proposal, can small resistor atomizer because of battery protection
After being stopped, the atomizer for the big resistance changed can not equally be used, it is to avoid the atomizer of user's erroneous judgement small resistor has been damaged
Or there is abnormal, raising Consumer's Experience in battery rod.
In summary, due in atomizer of the present invention heating wire be provided with different resistance values, thus when electronic cigarette works
Detected in real time by the resistance value to heating wire, so that the real-time regulating cell of resistance value according to conversion protects the big of voltage
It is small, so that after the atomizer of small resistor is stopped because of battery protection, the atomizer for the big resistance changed can not equally make
With, it is to avoid the atomizer of user's erroneous judgement small resistor has been damaged or abnormal, raising Consumer's Experience occurs in battery rod.
It should be understood by those skilled in the art that, embodiments of the invention can be provided as method, system or computer program
Product.Therefore, the present invention can be using the reality in terms of complete hardware embodiment, complete software embodiment or combination software and hardware
Apply the form of example.Moreover, the present invention can be used in one or more computers for wherein including computer usable program code
The computer program production that usable storage medium is implemented on (including but is not limited to magnetic disk storage, CD-ROM, optical memory etc.)
The form of product.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that in meter
Series of operation steps is performed on calculation machine or other programmable devices to produce computer implemented processing, thus in computer or
The instruction performed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in individual square frame or multiple square frames.
, but those skilled in the art once know basic creation although preferred embodiments of the present invention have been described
Property concept, then can make other change and modification to these embodiments.So, appended claims are intended to be construed to include excellent
Select embodiment and fall into having altered and changing for the scope of the invention.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention
God and scope.So, if these modifications and variations of the present invention belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these changes and modification.
Claims (10)
1. a kind of control method of electronic cigarette, it is characterised in that including：
The resistance value of heating wire when S1, detection electronic cigarette work in atomizer；
S2, the resistance value according to the heating wire detected, regulating cell protect the size of voltage.
2. the control method of electronic cigarette as claimed in claim 1, it is characterised in that the step S1 is specifically included：
When the electronic cigarette works, first switch and second switch are sequentially turned on, to detect the operating voltage of the heating wire
And operating current, and calculate according to the operating voltage and the operating current resistance value of the heating wire.
3. the control method of electronic cigarette as claimed in claim 2, it is characterised in that detect the heating wire in the step S1
Operating voltage and operating current, specifically include：
The voltage of described heating wire one end is detected, and the supply voltage based on the electronic cigarette calculates the work of the heating wire
Voltage, and the voltage of divider resistance one end is detected, and the resistance value based on the divider resistance calculates the heating wire
Operating current.
4. the control method of electronic cigarette as claimed in claim 1, it is characterised in that the step S2 is specifically included：
Corresponding relation between setting resistor tracks between battery protection voltage value；
Between resistor tracks where the resistance value for the heating wire that lookup is detected, and obtain institute between the resistor tracks found
Corresponding battery protection voltage value；
The battery protection voltage value that the size of the battery protection voltage is adjusted to get.
5. a kind of microprocessor applied to electronic cigarette, it is characterised in that including：
Detection module, the resistance value of heating wire during for detecting electronic cigarette work in atomizer；And,
Adjustment module, for the resistance value according to the heating wire detected, regulating cell protects the size of voltage.
6. the microprocessor of electronic cigarette is applied to as claimed in claim 5, it is characterised in that the detection module is specifically used
In：
When the electronic cigarette works, first switch and second switch are sequentially turned on, to detect the operating voltage of the heating wire
And operating current, and calculate according to the operating voltage and the operating current resistance value of the heating wire.
7. the microprocessor of electronic cigarette is applied to as claimed in claim 6, it is characterised in that the detection heating wire
Operating voltage and operating current, be specially：
The voltage of described heating wire one end is detected, and the supply voltage based on the electronic cigarette calculates the work of the heating wire
Voltage, and the voltage of divider resistance one end is detected, and the resistance value based on the divider resistance calculates the heating wire
Operating current.
8. the microprocessor of electronic cigarette is applied to as claimed in claim 5, it is characterised in that the adjustment module is specifically wrapped
Include：
Setting unit, for setting the corresponding relation between resistor tracks between battery protection voltage value；
Between searching unit, the resistor tracks where resistance value for searching the heating wire detected, and acquisition is found
Resistor tracks between corresponding battery protection voltage value；And,
Voltage regulation unit, for the battery protection voltage value for being adjusted to get by the size of the battery protection voltage.
9. a kind of electronic cigarette, it is characterised in that including the atomizer for being atomized tobacco tar, for the electricity powered to the atomizer
Pond bar, the battery protecting circuit for providing the battery rod power supply protection, and such as any one of claim 5 to 8 institute
The microprocessor stated；
The heating wire of different resistance values is provided with the atomizer, the atomizer and the battery rod are detachably connected.
10. electronic cigarette as claimed in claim 9, it is characterised in that the battery protecting circuit includes battery protecting circuit list
Member, first resistor, second resistance, electric capacity and FET；
One end of the first resistor connects the positive pole of the battery rod, the other end of the first resistor respectively with the electric capacity
One end, battery protecting circuit unit connection, the other end of the electric capacity connects the negative pole of the battery rod；Described second
One end of resistance connects the battery protecting circuit unit, the other end ground connection of the second resistance；The leakage of the FET
Pole is grounded, and the source electrode of the FET connects the negative pole of the battery rod, and the grid of the FET connects the battery
Protection circuit unit.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2017/079103 WO2018176410A1 (en) | 2017-03-31 | 2017-03-31 | Control method for electronic cigarette, microprocessor for electronic cigarette and electronic cigarette |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107111292A true CN107111292A (en) | 2017-08-29 |
| CN107111292B CN107111292B (en) | 2019-10-25 |
Family
ID=59663729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201780000174.XA Expired - Fee Related CN107111292B (en) | 2017-03-31 | 2017-03-31 | The control method of electronic cigarette, microprocessor and electronic cigarette applied to electronic cigarette |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107111292B (en) |
| WO (1) | WO2018176410A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109875132A (en) * | 2019-04-23 | 2019-06-14 | 深圳市吉迩科技有限公司 | A kind of electronic cigarette adaptive power control method and its device |
| CN109907379A (en) * | 2019-04-10 | 2019-06-21 | 深圳市卓力能电子有限公司 | A kind of atomization plant and its output control method |
| WO2019196517A1 (en) * | 2018-04-13 | 2019-10-17 | 赫斯提亚深圳生物科技有限公司 | Aerosol generating device and electric circuit thereof |
| CN110731545A (en) * | 2019-10-18 | 2020-01-31 | 深圳麦克韦尔科技有限公司 | Atomization assembly heating control method and device, electronic atomization device and storage medium |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114376268B (en) * | 2021-12-30 | 2024-03-15 | 西安稳先半导体科技有限责任公司 | Tobacco stem and electronic cigarette |
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- 2017-03-31 CN CN201780000174.XA patent/CN107111292B/en not_active Expired - Fee Related
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| CN203087525U (en) * | 2012-06-14 | 2013-07-31 | 深圳市新宜康科技有限公司 | Environment-friendly type non-ignitable atomizing electronic cigarette |
| US20150027472A1 (en) * | 2013-07-23 | 2015-01-29 | Sis Resources, Ltd. | Charger for an electronic cigarette |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2019196517A1 (en) * | 2018-04-13 | 2019-10-17 | 赫斯提亚深圳生物科技有限公司 | Aerosol generating device and electric circuit thereof |
| CN109907379A (en) * | 2019-04-10 | 2019-06-21 | 深圳市卓力能电子有限公司 | A kind of atomization plant and its output control method |
| CN109907379B (en) * | 2019-04-10 | 2021-10-26 | 深圳市卓力能技术有限公司 | Atomization device and output control method thereof |
| CN109875132A (en) * | 2019-04-23 | 2019-06-14 | 深圳市吉迩科技有限公司 | A kind of electronic cigarette adaptive power control method and its device |
| CN110731545A (en) * | 2019-10-18 | 2020-01-31 | 深圳麦克韦尔科技有限公司 | Atomization assembly heating control method and device, electronic atomization device and storage medium |
| CN110731545B (en) * | 2019-10-18 | 2022-12-27 | 深圳麦克韦尔科技有限公司 | Atomization assembly heating control method and device, electronic atomization device and storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107111292B (en) | 2019-10-25 |
| WO2018176410A1 (en) | 2018-10-04 |
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