CN105899093B - The control method of electronic cigarette control circuit, electronic cigarette and electronic cigarette - Google Patents
The control method of electronic cigarette control circuit, electronic cigarette and electronic cigarette Download PDFInfo
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- CN105899093B CN105899093B CN201380081694.XA CN201380081694A CN105899093B CN 105899093 B CN105899093 B CN 105899093B CN 201380081694 A CN201380081694 A CN 201380081694A CN 105899093 B CN105899093 B CN 105899093B
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- preset value
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- 239000003571 electronic cigarette Substances 0.000 title claims abstract description 62
- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims abstract description 55
- 238000003860 storage Methods 0.000 claims abstract description 34
- 241000208125 Nicotiana Species 0.000 claims abstract description 16
- 235000002637 Nicotiana tabacum Nutrition 0.000 claims abstract description 16
- 230000001960 triggered effect Effects 0.000 claims description 18
- 230000002045 lasting effect Effects 0.000 claims description 3
- 239000004065 semiconductor Substances 0.000 claims description 3
- 230000003321 amplification Effects 0.000 claims description 2
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 2
- 230000001629 suppression Effects 0.000 claims 2
- 230000005540 biological transmission Effects 0.000 claims 1
- 230000000391 smoking effect Effects 0.000 abstract description 25
- 235000019640 taste Nutrition 0.000 abstract description 12
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000000779 smoke Substances 0.000 description 15
- 239000011269 tar Substances 0.000 description 12
- 230000006399 behavior Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 239000003595 mist Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000000889 atomisation Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 235000019504 cigarettes Nutrition 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000002641 tar oil Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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
- A24F40/30—Devices using two or more structurally separated inhalable precursors, e.g. using two liquid precursors in two cartridges
-
- 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
Landscapes
- Control Of Resistance Heating (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
- Manufacturing Of Cigar And Cigarette Tobacco (AREA)
Abstract
A kind of electronic cigarette control circuit, the control method of electronic cigarette and electronic cigarette, electronic cigarette control circuit is for controlling electronic cigarette, including at least one gas flow transducer (10), control module (20), at least two switch units (40) and the heating element (30) being correspondingly connected with each switch unit (40), at least two switch units (40) and at least one gas flow transducer (10) are connect with control module (20) respectively；Gas flow transducer (10) is used to acquire the airflow signal in sucking electronic cigarette every time and airflow signal is sent to control module (20), control module (20) is for each airflow signal to be compared with preset value, and select to send Continuity signal at least one switch unit (40) at least two switch units (40) according to comparison result, switch unit (40) is used for the conducting after receiving Continuity signal so that corresponding heating element (30) heats, heating element (30) is used to heat the tobacco tar in corresponding oil storage part so that it is atomized.The present invention has and can change taste of smoking according to smoking dynamics, improves the beneficial effect of user experience.
Description
Technical field
The present invention relates to the controls of daily electronics field more particularly to a kind of control circuit, electronic cigarette and electronic cigarette
Method processed.
Background technique
In the prior art, electronic cigarette is made of atomizer and battery rod.It is wherein provided in atomizer and is stored with tobacco tar
Oil storage part and heating element for heating tobacco tar.When the tobacco tar in heating element adstante febre oil storage part can volatilize atomization,
Become smog to export from suction nozzle, reaches smoking effect.There are an air pressure driving switch and a power supply mould in battery rod
Block.Air pressure driving switch senses the pressure that air circulation is formed when smoking the cigarette, triggers the power supply module to heating element
Power supply, the heating element heats tobacco tar form smog.
Due in above-mentioned technology, user's size regardless of the dynamics of smoking in smoking, atomizer amount of smoke number
With taste all.Therefore, user cannot experience the variation of amount of smoke when gently taking out and take out when taking out real smoke again, taste list completely
One, it cannot be seasoned automatically according to the smoking habit of smoker, thus cannot meet the needs.
Summary of the invention
The technical problem to be solved in the present invention is that cannot be experienced completely for user in the prior art when smoking real smoke
The defect that mist taste changes with smoking dynamics provides a kind of improved control circuit, the controlling party of electronic cigarette and electronic cigarette
Method.
The present invention solve technical problem the technical solution adopted is that: a kind of control circuit is provided, for controlling electronic cigarette, is wrapped
It includes at least one gas flow transducer, control module, at least two switch units and is correspondingly connected with each switch unit
Heating element, at least two switch unit and at least one described gas flow transducer connect with the control module respectively
It connects；
The gas flow transducer is for acquiring the airflow signal sucked in the electronic cigarette every time and by the airflow signal
It is sent to the control module, the control module is for each airflow signal to be compared with preset value, and root
Select to send Continuity signal at least one switch unit at least two switch unit, the switch according to comparison result
Unit is used for the conducting after receiving the Continuity signal so that corresponding heating element heats, the heating element is for heating
Tobacco tar in corresponding oil storage part is so that it is atomized.
Preferably, the control circuit further includes power supply module, the power supply module respectively with the control module and
Each switch unit connection, the power supply module are used for as the control module, each switch unit and each
The heating element provides power supply.
Preferably, the control module is microprocessor, and the microprocessor includes storage unit, comparing unit and control
Unit processed, the comparing unit are connect with the gas flow transducer and described control unit respectively, described control unit difference
It is connect at least two switch unit, the storage unit is connect with the comparing unit；
The storage unit is used for for storing at least two preset value, the comparing unit by the airflow signal
Peak value be compared with each preset value, select pre- less than the maximum of the peak value at least two preset value
If value, and a comparison result signal is sent to described control unit according to the maximum preset value, described control unit is according to institute
It states comparison result signal behavior and sends the Continuity signal to a switch unit at least two switch unit.
Preferably, the microprocessor further includes timing unit, and the timing unit is connect with described control unit, described
Control unit sends a trigger signal to the timing unit while sending the Continuity signal, the timing unit receives
Start timing after trigger signal, and sends feedback signal to described control unit, described control unit after the timing predetermined time
Shutdown signal, which is sent, according to the feedback signal gives the switch unit in the conductive state, the switch list in the conductive state
Member is closed after receiving the shutdown signal so that corresponding heating element stops heating.
Preferably, the control module includes at least two-way comparison control circuit, each comparison control circuit it is defeated
Enter end to connect with the gas flow transducer respectively, the output end of each comparison control circuit has been connected respectively described in one
The preset value successively increased is arranged in switch unit, at least two-way comparison control circuit, and the airflow signal triggering is pre-
If value is less than the comparison control circuit of the airflow signal；
When the comparison control circuit is triggered all the way, the output end of the comparison control circuit exports the conducting
Signal；
When comparison control circuit more than all the way is triggered, all comparison control circuits being triggered are by the big of preset value
Small sequence, in two neighboring comparison control circuit, the relatively large comparison control circuit of preset value inhibits preset value relatively small
Comparison control circuit make its closing, the maximum comparison control circuit of preset value exports the Continuity signal.
Preferably, each comparison control circuit includes the first comparison circuit and the second comparison circuit, first ratio
Comparison voltage input terminal compared with circuit is connect with the gas flow transducer, and the reference voltage terminal of first comparison circuit is with described
Preset value as reference voltage, the output end of biggish first comparison circuit of preset value in two neighboring comparison control circuit with
The reference voltage terminal of corresponding second comparison circuit of lesser first comparison circuit of preset value connects；Second comparison circuit
Comparison voltage input terminal is connect with the output end of first comparison circuit；First comparison circuit is for believing the air-flow
It number is compared respectively with each preset value, preset value is less than the output end of first comparison circuit of the airflow signal
A second voltage is exported to the comparison voltage input terminal of second comparison circuit.
Preferably, the control module further includes at least two delay units, at least two delay units difference one
One is accordingly connected between the switch unit and second comparison circuit, and the delay unit is used to receive described the
After the Continuity signal of two comparison circuits output, Continuity signal is provided to the switch unit within the constantly predetermined time and makes institute
Switch unit is stated to be connected within the lasting predetermined time.
Preferably, the control circuit further includes the amplifying unit for amplifying the airflow signal, and the amplification is single
Member is connected between the gas flow transducer and the control module.
Preferably, the switch unit is metal-oxide-semiconductor.
The present invention also provides a kind of electronic cigarette, the electronic cigarette includes control circuit described above.
Preferably, the electronic cigarette includes at least two for storing the oil storage part of different tobacco tar, each heating unit
Part is arranged in correspondingly in the oil storage part.
Preferably, the electronic cigarette includes at least two atomizers, and at least two oil storages part is separately positioned on described
In at least two atomizers.
Preferably, the electronic cigarette includes an atomizer, and at least two oil storages part is arranged at one mist
Change in device.
Preferably, the electronic cigarette includes at least two gas flow transducers, and each gas flow transducer is correspondingly arranged on
Different operating pressure sections, and when detecting positioned at the airflow signal of the operating pressure section, the airflow signal is sent to described
Control module.
The present invention also provides a kind of control methods of electronic cigarette, include the following steps:
S1: the airflow signal is simultaneously sent to control by each airflow signal sucked in electronic cigarette of gas flow transducer acquisition
Module；
S2: the airflow signal is compared by the control module with preset value, and selects to send according to comparison result
Continuity signal is led at least one switch unit at least two switch units, the switch unit for receiving the Continuity signal
It passes to so that corresponding heating element heats.
Preferably, the step S2 further comprises following steps:
S2.1: the control module is microprocessor, and at least two preset values are arranged and are stored in the microprocessor
In storage unit；
S2.2: the comparing unit of the microprocessor by the peak value of the airflow signal with respectively with each preset value
It is compared, selects the maximum preset value less than the peak value at least two preset value, and according to the maximum preset
Value sends a comparison result signal to the control unit of the microprocessor；
S2.3: described control unit sends Continuity signal at least two switch lists according to the comparison result signal behavior
A switch unit in member, this receives the switching means conductive of the Continuity signal so that corresponding heating element heats.
Preferably, in the step S2.3, described control unit sends according to the comparison result signal behavior and is connected
While signal gives a switch unit at least two switch units, trigger signal is sent to the timing of the microprocessor
Unit, the timing unit start timing when receiving the trigger signal, and after timing preset time send feedback signal to
Described control unit, described control unit send shutdown signal according to the feedback signal and give the switch list in the conductive state
Member, which closes so that the heating element stops heating.
Preferably, the step S2 further comprises following steps:
The preset value, the gas is arranged per comparison control circuit all the way in the control module with successively increasing respectively
Flow the comparison control circuit that signal triggering preset value is less than the airflow signal；
When the comparison control circuit is triggered all the way, the output end of the comparison control circuit exports the conducting
Signal gives corresponding switch unit；
When comparison control circuit more than all the way is triggered, all comparison control circuits being triggered are by the big of preset value
Small sequence, in two neighboring comparison control circuit, the relatively large comparison control circuit of preset value inhibits preset value relatively small
Comparison control circuit make its closing, the maximum comparison control circuit of preset value exports the Continuity signal.
Preferably, in step s 2, the Continuity signal is first sent to delay unit by the comparison control circuit, described
After delay unit receives the Continuity signal, the Continuity signal is persistently provided to corresponding switch unit in the given time.
The control method for implementing control circuit provided by the invention, electronic cigarette and electronic cigarette has the advantages that
Control module provided by the invention is according to the corresponding one or more switches of airflow signal control that air flow pressure sensor acquires
Unit conducting, so that the tobacco tar in the corresponding heating element heats difference oil storage part of the switch unit, is changed with reaching smoking dynamics
Become the purpose of smog taste and amount of smoke, there is the beneficial effect for improving user experience；In addition, smoking dynamics and smoking taste
Different smokers may be implemented to share an electronic cigarette, in the environment of the more article inconvenient to carry such as out on tours just
Benefit is more obvious, especially brings to the family to smoke with more people compared with convenience.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples, in attached drawing:
Fig. 1 is the functional block diagram of the control circuit in one embodiment of the invention；
Fig. 2 is the functional block diagram of the control module in first embodiment of the invention；
Fig. 3 is the functional block diagram of the control circuit in second embodiment of the invention；
Fig. 4 is the circuit diagram of the control circuit in second embodiment of the invention
Fig. 5 is the flow diagram of the control method of the electronic cigarette in one embodiment of the invention；
Fig. 6 is the idiographic flow block diagram of the step S2 of the control method of the electronic cigarette in one embodiment of the invention.
Specific embodiment
Smog taste and amount of smoke are with smoking power when cannot experience pumping real smoke completely to solve user in the prior art
The defect spent and changed, the innovation of the invention consists in that, it according to the practical airflow signal taken out and gently taken out of user again and can preset
Value is compared, corresponding to open the switch unit for being connected to different heating element, controls the corresponding heating element of the switch unit
The tobacco tar in different oil storage parts is heated, to achieve the purpose that smoking dynamics changes smog taste and amount of smoke.
For a clearer understanding of the technical characteristics, objects and effects of the present invention, now control attached drawing is described in detail
A specific embodiment of the invention.
As shown in Figure 1, a kind of control circuit, for controlling electronic cigarette comprising at least one gas flow transducer 10, control
Module 20, at least two heating elements 30, at least two switch units 40 and power supply module 50.At least two switch unit
40 control terminal, gas flow transducer 10 and power supply module 50 is connect with the control module 20 respectively.Each switch unit 40 divides
It is not connected to correspondingly between each heating element 30 and power supply module 50.
Gas flow transducer 10 is used to acquire the airflow signal in sucking electronic cigarette every time and airflow signal is sent to control
Module 20, control module 20 select to send for each airflow signal to be compared with preset value, and according to comparison result
Continuity signal is used for after receiving Continuity signal to a switch unit 40 at least two switch units 40, switch unit 40
So that corresponding heating element 30 heats, heating element 30 is used to heat the tobacco tar in corresponding oil storage part so that its mist for conducting
Change.The number of switch unit and heating element is 3 in the present embodiment.The number of gas flow transducer is 1.Switch is single
Member 40 can select common switching circuit.Certainly, in other embodiments, the multiple switch list in the switch unit 40
Member 40 can simultaneously turn on, or whole switch units can also simultaneously turn on, and recall a variety of tastes and change automatically to realize
The purpose of amount of smoke.Resistance value in the heating element 30 may be the same or different, and be configured as needed,
It is not limited thereto.For example, in the present embodiment, the resistance value between the heating element 30 is different, and corresponding different storage
Oily part.
Control circuit control electronic cigarette makes user that can control corresponding oil storage part by adjusting the dynamics smoked every time
In the fever of heating element 30 to reach the taste of corresponding adjustment smoking, the amount of smoke can also be carried out automatically according to smoking dynamics
Adjustment, it is thus possible to user experience is improved, so that the electronic cigarette is more nearly real smoke；In addition, smoking dynamics and smoking taste are not
Same smoker may be implemented to share an electronic cigarette, convenient in the environment of the more article inconvenient to carry such as out on tours
Property it is more obvious, especially to more people smoke family bring compared with convenience.
In the first embodiment, which uses microprocessor.As shown in Fig. 2, the microprocessor includes modulus
Converting unit 21, storage unit 22, comparing unit 23 and control unit 24.Comparing unit 23 respectively with gas flow transducer 10 with
And control unit 24 connects, control unit 24 is connect at least two switch units 40 respectively, storage unit 22 and comparing unit
23 connections, AD conversion unit 21 are connect with comparing unit 23.
AD conversion unit 21 is preset for converting analog signals into digital signal, storage unit 22 for storing
At least two preset values, comparing unit 23 be used for be converted into the airflow signal after digital signal peak value and each preset value
It is compared, selects less than the maximum preset value of the peak value of the airflow signal at least two preset values, and according to the maximum
Preset value sends a comparison result signal to control unit 24, and control unit 24 sends according to comparison result signal behavior and is connected
Signal is to a switch unit 40 at least two switch units 40.
It is to be appreciated that the microprocessor can also include a timing unit 25, the timing unit 25 and control unit
24 connections, control unit 24 send a trigger signal while sending Continuity signal to switch unit 40 and give the timing unit
25, timing unit 25 starts timing after receiving trigger signal, and sends feedback signal to control unit after the timing predetermined time
24, control unit 24 sends shutdown signal according to the feedback signal and gives the switch unit 40 in the conductive state, should be in and lead
The switch unit 40 of logical state is closed after receiving shutdown signal so that corresponding heating element 30 stops heating.
When the timing unit 25 corresponds to the conducting of switch unit 40 when controlling smoking every time by the setting predetermined time
Between, and then more precisely control amount of smoke when each smoking.Also, the switch list is automatically closed after predetermined hold-time
Member 24 can also save tobacco tar and electric energy, in order to avoid cause unnecessary waste.
When the comparing unit 23 receives another airflow signal, and one comparison result of generation within the predetermined time
Signal passes to control unit 24, that is to say that the interval for receiving airflow signal twice is predetermined less than what is set in timing unit 25
When the time:
If it is identical as previous comparison result signal to receive comparison result signal after this, control unit 24 sends one
To timing unit 25, which resets trigger signal after receiving the trigger signal, and restarts timing, and in timing
Send feedback signal after predetermined time and give the control unit 24, control unit 24 receive retransmit after feedback signal shutdown signal to
Switch unit 40 in the conductive state makes its closing.
If the comparison result signal received after this is different from previous comparison result signal, control unit 24 sends one
A shutdown signal makes its closing to switch unit 40 in the conductive state, while sending after a Continuity signal gives this and receiving
The corresponding switch unit 40 of comparison result signal turn it on.And a trigger signal is also sent to timing unit 25, is somebody's turn to do
Timing unit 25 resets and restarts timing, and a feedback signal is sent after the timing predetermined time to control unit 24, control
Unit 24, which sends shutdown signal, makes its closing to switch unit 40 in the conductive state.
In a second embodiment, as shown in figure 3, control module 20 may include at least two-way comparison control circuit 20a, often
The input terminal of one comparison control circuit 20a is connect with gas flow transducer 10 respectively, the output end point of each comparison control circuit 20a
It Dui Ying not be connect with a switch unit 40.At least two preset value is separately positioned at least two-way comparison control circuit 20a,
And at least two preset value is successively raised.The airflow signal triggers the comparison control electricity that preset value is less than airflow signal
Road 20a.When only comparison control circuit 20a is triggered all the way, the output end of comparison control circuit 20a exports Continuity signal
To the control terminal of switch unit 40.When comparison control circuit 20a more than all the way is triggered, all comparisons controls being triggered
Circuit 20a sorts by the size of preset value, and in two neighboring comparison control circuit 20a, preset value is relatively large relatively to be controlled
Circuit 20a inhibits the relatively small comparison control circuit 20a of preset value to make its closing, the maximum comparison control circuit of preset value
20a exports Continuity signal.
Further, as shown in figure 4, each comparison control circuit 20a includes that the first comparison circuit U2 and the second comparison are electric
Road U3.First comparison circuit U2 and the second comparison circuit U3 respectively include comparison voltage input terminal, reference voltage terminal and
Output end.The working principle of first comparison circuit U2 and the second comparison circuit U3 are as follows: when the voltage of comparison voltage input terminal is high
When the voltage of reference voltage terminal, output end exports a voltage.First comparison circuit U2, the second comparison circuit U3 are operation
Amplifier.And the reference voltage terminal and comparison voltage input terminal of each operational amplifier are respectively connected with a divider resistance.When
So it is to be appreciated that the first comparison circuit U2 and the second comparison circuit U3 can also be realized using other modes, such as chip
Or single-chip microcontroller etc..
The comparison voltage input terminal of first comparison circuit U2 is connect with gas flow transducer 10, the benchmark of the first comparison circuit U2
Voltage end is using preset value as the reference voltage of the first comparison circuit U2.Preset value in two neighboring comparison control circuit 20a
The output end of biggish first comparison circuit U2 second comparison circuit U3 corresponding with the lesser first comparison circuit U2 of preset value
Reference voltage terminal connection.It is herein it is adjacent ' refer to size by at least two comparison control circuits 20a by preset value
It is adjacent when being ranked up.The comparison voltage input terminal of second comparison circuit U3 is connect with the output end of the first comparison circuit U2,
It is grounded after the reference voltage termination divider resistance of second comparison circuit U3.First comparison circuit U2 will flow signal respectively with it is each pre-
If value is compared, the output end that preset value is less than the first comparison circuit U2 of the airflow signal export one second voltage to the
The comparison voltage input terminal of two comparison circuit U3.
When the preset value of only one the first comparison circuit U2 is less than airflow signal, the output of second comparison circuit U3
End exports Continuity signal to corresponding switch unit 40.When the preset value of more than one first comparison circuit U2 is believed less than air-flow
Number when, all preset values be less than airflow signal the first comparison circuit U2 in, the first comparison circuit of preset value relative maximum
The corresponding second comparison circuit U3 of U2 exports Continuity signal to corresponding switch unit 40, remaining first comparison circuit U2 is corresponding
The output for the first comparison circuit U2 that second comparison circuit U3 is connect with the reference voltage terminal of second comparison circuit U3 respectively
Second voltage inhibit to closing.
As the preferred embodiment of the present embodiment, control module 20 can also include at least two delay units 200, Mei Yiyan
Shi Danyuan 200 is connected between every one second comparison circuit U3 and the corresponding switch unit 40 of second comparison circuit U3.Prolong
Shi Danyuan 200 is used for when it receives the Continuity signal of the second comparison circuit U3, gives corresponding switch unit in the given time
40 constantly improve Continuity signals, so that switch unit 40 is connected within the lasting predetermined time, after the predetermined time
The switch unit 40 is automatically closed, and corresponding heating element 30 stops heating.
Preferably, an amplifying unit U1 is additionally provided between gas flow transducer 10 and every one first comparison circuit U2.
The airflow signal that amplifying unit U1 is used to detect gas flow transducer 10 amplifies, and then distinguishes amplified airflow signal
It is sent to every one first comparison circuit U2.First amplifying unit U1 can use operational amplifier, naturally it is also possible to use other
Conventional amplifying circuit.
In this embodiment, switch unit 40 can be the common switch circuit of the compositions such as metal-oxide-semiconductor or triode.
The present invention also provides a kind of electronic cigarette, which includes the control circuit in any of the above-described embodiment.It is described
At least two are provided in the atomizer of electronic cigarette for storing the oil storage part of different tobacco tar, at least two heating of control circuit
Element 30 is mounted on correspondingly respectively in the oil storage part, and the electronic cigarette only one gas flow transducer 10.Air-flow passes
Sensor 10 is arranged at the air inlet of the electronic cigarette.
Alternatively, the electronic cigarette can also include at least two atomizers, at least two heating elements 30 of the control circuit
It is arranged in correspondingly at least two atomizer respectively.Also, the number of the gas flow transducer 10 is at least two, excellent
It is selected as three.Each gas flow transducer 10 is respectively arranged with different operating pressure sections.When the gas flow transducer 10 senses pair
When answering the airflow signal of operating pressure section, gas flow transducer hair 10 gives the airflow signal to control module 20.
The present invention also provides a kind of control methods of electronic cigarette, as shown in figure 4, the first embodiment of the control method
In, comprising the following steps:
S1: gas flow transducer 10 acquires the airflow signal in sucking electronic cigarette every time and airflow signal is sent to control mould
Block 20；
S2: airflow signal is compared by control module 20 with preset value, and is selected to send conducting letter according to comparison result
Number at least one switch unit 40 at least two switch units 40, this receive the conducting of switch unit 40 of Continuity signal with
So that corresponding heating element 30 heats.
In the embodiment of the invention, the airflow signal is the electricity that gas flow transducer 10 is generated according to air-flow variation
Signal is pressed, the preset value is the voltage value being correspondingly arranged according to airflow signal.
Further, as shown in figure 4, step S2 includes the following steps:
S2.1: control module 20 is microprocessor, and the AD conversion unit 21 of microprocessor is by the gas of analog signal form
Stream signal is converted into the airflow signal of digital signal form, presets at least two different preset values, and this is at least two pre-
If value is stored in the storage unit 22 of microprocessor；
S2.2: the comparing unit 23 of microprocessor will turn into the peak value of the airflow signal after digital signal respectively with it is each pre-
If value is compared, the maximum preset value less than the peak value at least two preset values is selected, and according to the maximum preset
Value sends a comparison result signal to the control unit 24 of microprocessor；
S2.3: control unit 24 sends Continuity signal at least two switch units 40 according to comparison result signal behavior
A switch unit 40, this receive Continuity signal switch unit 40 conducting so that corresponding heating element 30 heat.
And in step S2.3, control unit 24 sends Continuity signal at least two according to comparison result signal behavior
While switch unit 40 in switch unit 40, trigger signal is sent to the timing unit 25 of microprocessor.Timing list
Member 25 starts timing when receiving trigger signal, and sends feedback signal to control unit 24 after timing preset time, and control is single
Member 24 sends shutdown signal based on the feedback signal and gives the switch unit 40 in the conductive state, the switch unit 40 close so that
Heating element 30 stops heating.
Alternatively, step S2 may further include following steps when using control module 20 in second embodiment:
The preset value per comparison control circuit 20a all the way of control module 20 successively increases respectively, and airflow signal triggering is pre-
If value is less than the comparison control circuit 20a of airflow signal；
When comparison control circuit 20a is triggered all the way, the output end of comparison control circuit 20a export Continuity signal to
Corresponding switch unit 40, so that the heating element 30 in corresponding oil storage part generates heat；
When comparison control circuit 20a more than all the way is triggered, all comparison control circuit 20a being triggered are by default
The size of value sorts, and in two neighboring comparison control circuit 20a, the relatively large comparison control circuit 20a of preset value inhibits pre-
If being worth relatively small comparison control circuit 20a makes its closing, the maximum comparison control circuit 20a of preset value exports the conducting
Signal.The maximum comparison control circuit 20a of preset value exports Continuity signal to the control terminal of switch unit 40, remaining compares control
Circuit 20a respectively by the preset value be higher than and it is close itself comparison control circuit 20a close.
Further, when the preset value of the first comparison circuit U2 of only one comparison control circuit 20a is believed less than air-flow
Number when, the output end of the second comparison circuit U3 of comparison control circuit 20a exports Continuity signal.When more than one described
When the preset value of one comparison circuit U2 is less than airflow signal, it is less than the first comparison circuit U2 of airflow signal in all preset values
In, the corresponding second comparison circuit U3 of the first comparison circuit U2 of preset value relative maximum exports Continuity signal to switch unit 40
Control terminal, remaining corresponding second comparison circuit U3 of the first comparison circuit U2 is respectively by the benchmark with second comparison circuit U3
The second voltage of the output of first comparison circuit U2 of voltage end connection inhibits to close.
In step S23, Continuity signal is first first sent to delay unit 200, delay unit 200 by the second comparison circuit U3
After receiving the Continuity signal, the Continuity signal is persistently provided to corresponding switch unit 40 in the given time.Switch unit 40
It is connected in the period for receiving Continuity signal, when being not received by Continuity signal, which is automatically closed.
In conclusion control module 20 of the invention controls corresponding hair according to the airflow signal that gas flow transducer 10 acquires
Thermal element 30 generates heat, so that the tobacco tar atomization in corresponding oil storage part, to achieve the purpose that smoking dynamics changes smog taste.Into
One step, which can also further control the duration of the heating of heating element 30, precisely control every time
The smoke generation of smoking, according to the smoking habit and hobby of various smoking populations, the more cigarette smoked every time of reasonable disposition
Mist amount can make smoking effect reach most preferably, can also save tobacco tar and electric energy, prevent user from forgetting that closing electronic cigarette makes
It obtains electronic cigarette and is constantly in working condition.
It should be understood that for those of ordinary skills, it can be modified or changed according to the above description,
And all these modifications and variations should all belong to the protection domain of appended claims of the present invention.
Claims (15)
1. a kind of control circuit, for controlling electronic cigarette, which is characterized in that including at least one gas flow transducer (10), control
Module (20), at least two switch units (40) and the heating element being correspondingly connected with each switch unit (40)
(30), at least two switch unit (40) and at least one described gas flow transducer (10) respectively with the control module
(20) it connects；
The gas flow transducer (10) is for acquiring the airflow signal sucked in the electronic cigarette every time and by the airflow signal
It is sent to the control module (20), the control module (20) is for comparing each airflow signal with preset value
Compared with, and select transmission Continuity signal to switch list at least one of described at least two switch unit (40) according to comparison result
First (40), the switch unit (40) is used for the conducting after receiving the Continuity signal so that corresponding heating element (30) adds
Heat, the heating element (30) is used to heat the tobacco tar in corresponding oil storage part so that it is atomized；
The control module (20) be microprocessor, the microprocessor include storage unit (22), comparing unit (23) and
Control unit (24), the comparing unit (23) connect with the gas flow transducer (10) and described control unit (24) respectively
Connect, described control unit (24) is connect at least two switch unit (40) respectively, the storage unit (22) with it is described
Comparing unit (23) connection；
The storage unit (22) is used for for storing at least two preset value, the comparing unit (23) by the air-flow
The peak value of signal is compared with each preset value, is selected at least two preset value and is less than the peak value most
Big preset value, and a comparison result signal is sent according to the maximum preset value and is given described control unit (24), the control is single
First (24) send the Continuity signal at least two switch unit (40) according to the comparison result signal behavior
One switch unit (40)；
Or: the control module (20) includes at least two-way comparison control circuit (20a), each comparison control circuit
The input terminal of (20a) is connect with the gas flow transducer (10) respectively, the output end point of each comparison control circuit (20a)
It is not correspondingly connected with a switch unit (40), the institute successively increased is arranged in at least two-way comparison control circuit (20a)
Preset value is stated, the airflow signal triggering preset value is less than the comparison control circuit (20a) of the airflow signal；
When the comparison control circuit (20a) is triggered all the way, the output end of the comparison control circuit (20a) exports institute
State Continuity signal；
When comparison control circuit (20a) more than all the way is triggered, all comparison control circuits (20a) being triggered are by default
The size of value sorts, in two neighboring comparison control circuit (20a), the relatively large comparison control circuit of preset value (20a) suppression
The relatively small comparison control circuit of preset value (20a) processed makes its closing, the maximum comparison control circuit (20a) of preset value
Export the Continuity signal.
2. control circuit according to claim 1, which is characterized in that the control circuit further includes power supply module (50),
The power supply module (50) connect with the control module (20) and each switch unit (40) respectively, the power supply mould
Block (50) is used to provide for the control module (20), each switch unit (40) and each heating element (30)
Power supply.
3. control circuit according to claim 1, which is characterized in that the microprocessor further includes timing unit (25),
The timing unit (25) connect with described control unit (24), while described control unit (24) sends the Continuity signal
A trigger signal is sent to give the timing unit (25), the timing unit (25) starts timing after receiving trigger signal, and
It sends feedback signal after the timing predetermined time to give described control unit (24), described control unit (24) is according to the feedback letter
Number send shutdown signal give the switch unit in the conductive state (40), the switch unit in the conductive state (40) receive
It is closed after to the shutdown signal so that corresponding heating element (30) stops heating.
4. control circuit according to claim 1, which is characterized in that each comparison control circuit (20a) includes the
One comparison circuit (U2) and the second comparison circuit (U3), the comparison voltage input terminal and the gas of first comparison circuit (U2)
Flow sensor (10) connection, the reference voltage terminal of first comparison circuit (U2) is using the preset value as reference voltage, phase
The output end and preset value of biggish first comparison circuit (U2) of preset value in adjacent two comparison control circuits (20a) are lesser
The reference voltage terminal of corresponding second comparison circuit (U3) of first comparison circuit (U2) connects；Second comparison circuit (U3)
Comparison voltage input terminal is connect with the output end of first comparison circuit (U2)；First comparison circuit (U2) is used for institute
It states airflow signal to be compared with each preset value respectively, preset value is less than first comparison circuit of the airflow signal
(U2) output end exports a second voltage to the comparison voltage input terminal of second comparison circuit (U3).
5. control circuit according to claim 4, which is characterized in that the control module (20) further includes at least two prolonging
Shi Danyuan (200), at least two delay unit (200) are connected to the switch unit (40) and institute correspondingly respectively
It states between the second comparison circuit (U3), the delay unit (200) is used to receive the second comparison circuit (U3) output
After Continuity signal, Continuity signal is provided to the switch unit (40) within the constantly predetermined time and makes the switch unit
(40) it is connected within the lasting predetermined time.
6. control circuit according to claim 5, which is characterized in that the control circuit further includes for by the air-flow
The amplifying unit (U1) of signal amplification, the amplifying unit (U1) are connected to the gas flow transducer (10) and the control module
(20) between.
7. control circuit according to claim 6, which is characterized in that the switch unit (40) is metal-oxide-semiconductor (Q1).
8. a kind of electronic cigarette, which is characterized in that the electronic cigarette includes control circuit as described in claim 1.
9. electronic cigarette according to claim 8, which is characterized in that the electronic cigarette includes at least two for storing difference
The oil storage part of tobacco tar, each heating element (30) are arranged in correspondingly in the oil storage part.
10. electronic cigarette according to claim 9, which is characterized in that the electronic cigarette includes at least two atomizers, described
At least two oil storage parts are separately positioned at least two atomizer.
11. electronic cigarette according to claim 9, which is characterized in that the electronic cigarette include an atomizer, it is described at least
Two oil storage parts are arranged in one atomizer.
12. electronic cigarette according to claim 10, which is characterized in that the electronic cigarette includes at least two gas flow transducers
(10), each gas flow transducer (10) is correspondingly arranged on different operating pressure sections, and is located at the work pressure detecting
When the airflow signal of power section, sends the airflow signal and give the control module (20).
13. a kind of control method of electronic cigarette, which comprises the steps of:
S1: the airflow signal is simultaneously sent to control by each airflow signal sucked in electronic cigarette of gas flow transducer (10) acquisition
Module (20)；
S2: the airflow signal is compared by the control module (20) with preset value, and selects to send according to comparison result
Continuity signal receives the switch of the Continuity signal at least one switch unit (40) at least two switch units (40)
Unit (40) conducting is so that corresponding heating element (30) heats；
The step S2 further comprises following steps:
S2.1: the control module (20) is microprocessor, and at least two preset values are arranged and are stored in the microprocessor
In storage unit (22)；
S2.2: the comparing unit (23) of the microprocessor by the peak value of the airflow signal with respectively with each preset value
It is compared, selects the maximum preset value less than the peak value at least two preset value, and according to the maximum preset
Value sends a comparison result signal to the control unit (24) of the microprocessor；
S2.3: described control unit (24) sends Continuity signal at least two switch lists according to the comparison result signal behavior
A switch unit (40) in first (40), this receives switch unit (40) conducting of the Continuity signal so that corresponding add
Thermal element (30) heating；
Or: being arranged with successively increasing respectively per comparison control circuit (20a) all the way for the control module (20) is described default
Value, the airflow signal triggering preset value are less than the comparison control circuit (20a) of the airflow signal；
When the comparison control circuit all the way is triggered (20a), the output end of the comparison control circuit (20a) exports institute
Continuity signal is stated to corresponding switch unit (40)；
When comparison control circuit (20a) more than all the way is triggered, all comparison control circuits (20a) being triggered are by default
The size of value sorts, in two neighboring comparison control circuit (20a), the relatively large comparison control circuit of preset value (20a) suppression
The relatively small comparison control circuit of preset value (20a) processed makes its closing, the maximum comparison control circuit (20a) of preset value
Export the Continuity signal.
14. the control method of electronic cigarette according to claim 13, which is characterized in that described in the step S2.3
Control unit (24) sends Continuity signal to one at least two switch units (40) according to the comparison result signal behavior
While a switch unit (40), timing unit (25) of the trigger signal to the microprocessor, the timing unit are sent
(25) start timing when receiving the trigger signal, and send feedback signal to described control unit after timing preset time
(24), described control unit (24) sends shutdown signal according to the feedback signal and gives the switch unit in the conductive state
(40), which closes so that the heating element (30) stops heating.
15. the control method of electronic cigarette according to claim 13, which is characterized in that in step s 2, described relatively to control
The Continuity signal is first sent to delay unit (200) by circuit (20a) processed, and the delay unit (200) receives conducting letter
After number, the Continuity signal is persistently provided to corresponding switch unit (40) in the given time.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2013/089566 WO2015089711A1 (en) | 2013-12-16 | 2013-12-16 | Electronic cigarette control circuit, electronic cigarette, and control method for electronic cigarette |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105899093A CN105899093A (en) | 2016-08-24 |
| CN105899093B true CN105899093B (en) | 2019-04-12 |
Family
ID=53401904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380081694.XA Expired - Fee Related CN105899093B (en) | 2013-12-16 | 2013-12-16 | The control method of electronic cigarette control circuit, electronic cigarette and electronic cigarette |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP3085256A4 (en) |
| CN (1) | CN105899093B (en) |
| WO (1) | WO2015089711A1 (en) |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN105899093A (en) | 2016-08-24 |
| WO2015089711A1 (en) | 2015-06-25 |
| EP3085256A4 (en) | 2017-09-27 |
| EP3085256A1 (en) | 2016-10-26 |
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