CN204440191U - Temperature control system and the electronic cigarette containing temperature control system thereof - Google Patents
Temperature control system and the electronic cigarette containing temperature control system thereof Download PDFInfo
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- CN204440191U CN204440191U CN201520072776.4U CN201520072776U CN204440191U CN 204440191 U CN204440191 U CN 204440191U CN 201520072776 U CN201520072776 U CN 201520072776U CN 204440191 U CN204440191 U CN 204440191U
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Abstract
The utility model provides a kind of electronic cigarette temperature control system, this electronic cigarette temperature control system comprises electric supply installation, heater element, temperature-sensing element and controller, described electric supply installation is electrically connected with heater element, controller respectively, described temperature-sensing element and controller are electrically connected, for responding to the change of the temperature T of heater element, and feed back to controller.The utility model additionally provides a kind of electronic cigarette, and described electronic cigarette comprises above-mentioned temperature control system.
Description
Technical field
The utility model relates to electronic cigarette technical field, is specifically related to a kind of temperature control system and the electronic cigarette containing this temperature control system.
Background technology
Electronic cigarette has another name called virtual cigarette, and it has the taste approximate with cigarette, can in the sensation of not unhealthful prerequisite Imitating smoking, and general conduct smoking cessation product or cigarette substitute are for user.But, along with electronic cigarette battery components output voltage or power is increasing and resistance value that is atomizer assembly part heater element is more and more less, the temperature that heater element is produced is more and more higher.Too high tobacco juice, prepared opium paste or the pipe tobacco of may causing of the temperature of heater element produces and the material discharged human health, and then affects the understanding of user to electronic cigarette.
Utility model content
For above-mentioned technical matters, the purpose of this utility model is to provide a kind of electronic cigarette that the temperature of heater element can be controlled temperature control system in the reasonable scope and contain this temperature control system.
The technical scheme realizing the utility model object is as follows:
A kind of electronic cigarette temperature control system, this electronic cigarette temperature control system comprises electric supply installation, heater element, temperature-sensing element and controller.Described electric supply installation is electrically connected with heater element, controller respectively.Described temperature-sensing element and controller are electrically connected, and for responding to the change of the temperature T of heater element, and feed back to controller.
Further, described heater element does not have temperature-coefficient of electrical resistance feature.
Further, described temperature-sensing element is a kind of, two or more the combination in any in PTC thermistor, NTC thermistor, bimetallic strip, thermopair, Quartz Temperature Sensor, fibre optic temperature sensor, infrared temperature sensor and P-N junction temperature sensor.
Preferably, described temperature-sensing element is arranged near heater element.
Further, described controller calculates the temperature t of temperature-sensing element according to the related physical quantity x of temperature-sensing element, then is calculated the temperature T of heater element by the temperature t of temperature-sensing element, then by the temperature T of heater element and working temperature upper limit T
hwith working temperature lower limit T
lcompare, finally control the output voltage/power of electric supply installation to heater element according to comparative result.
Further, described related physical quantity x is a kind of, two or more the combination in temperature t, resistance, voltage, electric current, resonance frequency, luminous power etc.
Further, described electronic cigarette temperature control system also comprises a fixed value resistance R connected with temperature-sensing element
5, R
5the voltage at two ends is V
e-V
f, pass through R
5electric current be (V
e-V
f)/R
5, the voltage at temperature-sensing element two ends is V
f, the resistance R of temperature-sensing element
t=R
5* V
f/ (V
e-V
f).
Further, described electronic cigarette attemperating unit also comprises a temperature detect switch (TDS), and described temperature detect switch (TDS) is connected between electric supply installation and heater element, when described temperature-sensing element and/controller malfunctioning time, described temperature detect switch (TDS) also can play the effect of temperature control.
Further, described electronic cigarette temperature control system also comprises and is arranged on 1 between electric supply installation and heater element first fixed value resistance R
1, described first fixed value resistance R
1for the resistance value R of aided solving heater element
l.
A kind of electronic cigarette temperature control system, this electronic cigarette temperature control system comprises electric supply installation, heater element, temperature-sensing element and controller, described electric supply installation is electrically connected with heater element, controller respectively, described temperature-sensing element and controller are electrically connected, for responding to the change of the temperature T of heater element, and feed back to controller.
Further, described heater element has temperature-coefficient of electrical resistance feature.
Further, described heater element itself is directly as temperature-sensing element, and the change of himself temperature T is fed back to controller, and namely heater element and temperature-sensing element are identity element.
Further, described heater element can by the one in platinum, copper, nickel, titanium, iron, ceramic base ptc material, high molecular based PTC material, two or more makes, its resistance value R
lincrease along with the rising of the temperature T of heater element.
Further, described controller is according to the resistance value R of heater element
ldraw the temperature T of heater element, and then by the temperature T of heater element and working temperature upper limit T
hwith working temperature lower limit T
lcompare, and control the output voltage/power of electric supply installation to heater element according to comparative result.
Further, described temperature-sensing element is arranged near heater element.
Further, described controller calculates the temperature t of temperature-sensing element according to the related physical quantity x of temperature-sensing element, then is calculated the temperature T of heater element by the temperature t of temperature-sensing element, then by the temperature T of heater element and working temperature upper limit T
hwith working temperature lower limit T
lcompare, finally control the output voltage/power of electric supply installation to heater element according to comparative result.
Further, described related physical quantity x is a kind of, two or more the combination in temperature t, resistance, voltage, electric current, resonance frequency, luminous power etc.
Further, described electronic cigarette temperature control system also comprises a fixed value resistance R connected with temperature-sensing element
5, R
5the voltage at two ends is V
e-V
f, pass through R
5electric current be (V
e-V
f)/R
5, the voltage at temperature-sensing element two ends is V
f, the resistance R of temperature-sensing element
t=R
5* V
f/ (V
e-V
f).
Further, described electronic cigarette attemperating unit also comprises a temperature detect switch (TDS), and described temperature detect switch (TDS) is connected between electric supply installation and heater element, when described temperature-sensing element and/controller malfunctioning time, described temperature detect switch (TDS) also can play the effect of temperature control.
Further, described electronic cigarette temperature control system temperature control system also comprises the input media of controller described in one and electric connection, and input media is for inputting required target temperature T
d, T
l≤ T
d≤ T
h.
A kind of electronic cigarette temperature control system, this electronic cigarette temperature control system comprises the electric supply installation, temperature detect switch (TDS) and the heater element that are electrically connected successively, and described temperature detect switch (TDS) is arranged near heater element, the operating temperature T of described temperature detect switch (TDS)
mlower than the working temperature upper limit T of electronic cigarette temperature control system
h.
Further, described temperature detect switch (TDS) is a kind of, two or more the combination in any in mechanical temperature control switch, electronic temperature control switch, temperature relay; Wherein, described mechanical temperature control switch is steam pressure type temperature detect switch (TDS), liquid expansion type temperature detect switch (TDS), gas absorption formula temperature detect switch (TDS) or expansion of metal formula temperature detect switch (TDS); Described electronic temperature control switch is resistance-type temperature detect switch (TDS) or thermojunction type temperature detect switch (TDS).
Further, the temperature t of described temperature detect switch (TDS)
salong with heater element temperature T raise and raise, work as t
s< T
mtime, temperature detect switch (TDS) is communicated with the circuit between electric supply installation and heater element, and heater element normally works, and the temperature T of heater element raises, and works as t
s> T
mtime, temperature detect switch (TDS) disconnects the circuit between electric supply installation and heater element, and heater element quits work, and the temperature T of heater element declines naturally.
Preferably, described temperature detect switch (TDS) is arranged near heater element.
A kind of electronic cigarette temperature control system, this electronic cigarette temperature control system comprises electric supply installation, heater element, controller and temperature detect switch (TDS), described controller is electrically connected with electric supply installation, temperature detect switch (TDS) respectively, described heater element and electric supply installation are electrically connected, described temperature detect switch (TDS) is arranged near heater element, the operating temperature T of described temperature detect switch (TDS)
ma little less than the working temperature upper limit T of electronic cigarette temperature control system
h.
Further, described temperature detect switch (TDS) is a kind of, two or more the combination in any in mechanical temperature control switch, electronic temperature control switch, temperature relay; Wherein, described mechanical temperature control switch is steam pressure type temperature detect switch (TDS), liquid expansion type temperature detect switch (TDS), gas absorption formula temperature detect switch (TDS) or expansion of metal formula temperature detect switch (TDS); Described electronic temperature control switch is resistance-type temperature detect switch (TDS) or thermojunction type temperature detect switch (TDS).
Further, the temperature t of described temperature detect switch (TDS)
salong with heater element temperature T raise and raise, work as t
s< T
mtime, temperature detect switch (TDS) generation action A; Work as t
s> T
mtime, temperature detect switch (TDS) generation action B, controller detects the action of temperature detect switch (TDS), and controls electric supply installation to the output voltage/power of heater element according to the difference of action, and wherein, described action A is closed or disconnection, and described action A is contrary with described action B.
Preferably, described temperature detect switch (TDS) is arranged near heater element.
Further, described controller comprises the detecting unit, arithmetic element and the control module that are electrically connected successively.
Further, described electric supply installation comprises battery and the DC/DC power supply be electrically connected with battery respectively and mu balanced circuit.
A kind of electronic cigarette, comprises above-mentioned electronic cigarette temperature control system.
The utility model has following beneficial effect:
(1) temperature of heater element can remain in rational scope by described temperature control system and the electronic cigarette containing this temperature control system, avoid producing and the material of release to human health, like this, also help and maintain mouthfeel, save energy consumption, avoid electronic cigarette housing overheated and prevent electronic cigarette inner member heat ageing;
(2) by increase by input media, user can arrange the working temperature of heater element by self-demand;
(3) by increasing by a temperature detect switch (TDS) between electric supply installation and heater element, the effect of dual temperature control can be played, especially when temperature-sensing element and/or controller malfunctioning time, still have certain control to the temperature of heater element;
(4) by increasing temperature-sensing element/temperature detect switch (TDS) and controller, the atomising device that user's use/unuse contains the heater element of temperature-coefficient of electrical resistance feature all can realize temperature control, adds the versatility of electronic cigarette temperature control system and electronic cigarette thereof.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of the electronic cigarette temperature control system of the utility model first embodiment.
Fig. 2 be the electronic cigarette temperature control system of the utility model first embodiment a kind of physical circuit figure.
Fig. 3 is the workflow schematic diagram of the electronic cigarette temperature control system of the utility model first embodiment.
Fig. 4 is the circuit diagram of the electronic cigarette temperature control system of the utility model second embodiment.
Fig. 5 is the workflow schematic diagram of the electronic cigarette temperature control system of the utility model second embodiment.
Fig. 6 is the circuit diagram of the electronic cigarette temperature control system of the utility model the 3rd embodiment.
Fig. 7 is the circuit diagram of the electronic cigarette temperature control system of the utility model the 4th embodiment.
Fig. 8 is the workflow schematic diagram of the electronic cigarette temperature control system of the utility model the 4th embodiment.
Fig. 9 is the circuit diagram of the electronic cigarette temperature control system of the utility model the 5th embodiment.
Figure 10 is a kind of physical circuit figure of the electronic cigarette temperature control system of the utility model the 5th embodiment.
Figure 11 is the workflow schematic diagram of the electronic cigarette temperature control system of the utility model the 6th embodiment.
Figure 12 is the circuit theory diagrams of the electronic cigarette temperature control system of the utility model the 6th embodiment.
Figure 13 is the workflow schematic diagram of the electronic cigarette temperature control system of the utility model the 6th embodiment.
Figure 14 is the circuit theory diagrams of the electronic cigarette temperature control system of the utility model the 7th embodiment.
Figure 15 is the circuit theory diagrams of the electronic cigarette temperature control system of the utility model the 8th embodiment.
Figure 16 is the circuit theory diagrams of the electronic cigarette temperature control system of the utility model the 9th embodiment.
Figure 17 is the schematic diagram of the electronic cigarette of the utility model the tenth embodiment.
Electronic cigarette temperature control system 100,200,300,400,500,600,700,800,900
Electric supply installation: 11,31,51
Battery: 111,511
DC/DC power supply: 112,512
Mu balanced circuit: 113,513
Heater element: 12,32,52
Temperature sense circuit: 13,83,93
Controller: 14,44,54
Detecting unit: 141,541
Arithmetic element: 142,542
Control module: 143,543
Input media: 25,65
Temperature detect switch (TDS): 36,76
Amplifier: 57
Electronic cigarette 10
Housing 101
Cigarette holder 102
Liquid storage cylinder 103
Drain element 104
Embodiment
In order to there be understanding clearly to technical characteristic of the present utility model, object and effect, be now described with reference to the accompanying drawings embodiment of the present utility model.Obviously, described embodiment is a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to protection domain of the present utility model.
First embodiment:
Please refer to Fig. 1, the utility model provides a kind of electronic cigarette temperature control system 100, and it comprises electric supply installation 11, heater element 12, temperature-sensing element 13 and controller 14.Described electric supply installation 11 is electrically connected with heater element 12, controller 14 respectively.Described temperature-sensing element 13 is electrically connected with controller 14.Described heater element 12 is by after electric supply installation 11 electric drive, and heating tobacco juice, prepared opium paste or pipe tobacco make it produce smog, make user obtain smoking experience.
Described temperature-sensing element 13 is for responding to the change of the temperature T of heater element 12, the temperature t of described temperature-sensing element 13 along with heater element 12 temperature T raise and raise, and then causing the related physical quantity x of described temperature-sensing element 13 to change, controller 11 can detect related physical x and then calculate the temperature T of heater element 12.
Described temperature-sensing element 13 is arranged in electronic cigarette, and preferably, described temp-sensing element 13 is arranged near heater element 12.Described temperature-sensing element 13 can be a kind of, two or more combination in PTC thermistor, NTC thermistor, bimetallic strip, thermopair, Quartz Temperature Sensor, fibre optic temperature sensor, infrared temperature sensor and P-N junction temperature sensor.The quantity of described temperature-sensing element 13 can be one, two or more.When locus allows, multiple temperature-sensing element 13 of the same race and/or not of the same race can be arranged on different positions, on the one hand, the temperature T of heater element can be calculated respectively by each temperature-sensing element 13, obtain mean value again, this mean value can reflect the temperature T of heater element more accurately; On the other hand, when wherein some temperature-sensing elements are malfunctioning, controller 14 can judge in time, rejects dubious value, makes electronic cigarette temperature control system 100 still normally can work and ensure higher accuracy of temperature control.
According to the difference of described temperature-sensing element 13, described related physical quantity x can be a kind of, two or more combination in temperature t, resistance, voltage, electric current, resonance frequency, luminous power etc.
Described controller 14 first calculates the temperature t of temperature-sensing element 13 according to the related physical quantity x of temperature-sensing element 13, the temperature T of heater element 12 is calculated again, then by the temperature T of described heater element 12 and working temperature upper limit T according to the temperature t of described temperature-sensing element 13
hwith working temperature lower limit T
lcompare, finally control the output voltage/power of electric supply installation 11 to heater element 12 according to comparative result.
Please with further reference to shown in Fig. 2, described temperature-sensing element 13 is PTC thermistor R in this specific embodiment
t.Along with heater element 12 temperature T raise, the temperature t of temperature-sensing element 13 also raises, and then causes the resistance value R of temperature-sensing element 13
traise.Namely, in the present embodiment, the described related physical quantity x of temperature-sensing element 13 is resistance value R
t.
Further, for the ease of measuring the resistance value R of temperature-sensing element 13
t, can by temperature-sensing element 13 and certain value resistance R
5series connection.R
5the voltage at two ends is V
e-V
f, therefore, pass through R
5electric current be (V
e-V
f)/R
5.The voltage at temperature-sensing element 13 two ends is V
f, therefore R
t=R
5* V
f/ (V
e-V
f).
Particularly, described controller 14 comprises the detecting unit 141, arithmetic element 142 and the control module 143 that are electrically connected successively.Described detecting unit 141 is electrically connected with temperature-sensing element 13, can detect the voltage V at temperature-sensing element 13 two ends
f, and by V
ffeed back to arithmetic element 142.Described arithmetic element 142 is previously stored with operational formula: R
t=R
5* V
f/ (V
e-V
f), the resistance value R of temperature-sensing element 13
tand the corresponding relation data of its temperature t and operational formula: T=t+ Δ t (Δ t: the difference between the temperature t through testing the temperature-sensing element 13 of gained and the temperature T of heater element 12).Described arithmetic element 142 is first according to operational formula: R
t=R
5* V
f/ (V
e-V
f) calculate the resistance value R of temperature-sensing element 13
t; Then, according to the resistance value R of temperature-sensing element 13
tthe temperature t of temperature-sensing element 13 is obtained with the corresponding relation data of its temperature t; Then, the temperature T of heater element 12 is calculated according to formula T=t+ Δ t; Finally, the temperature T of heater element 12 is fed back to control module 143.Described control module 143 is by the temperature T of heater element 12 and the working temperature upper limit T prestored
hwith working temperature lower limit T
lcompare, and according to comparative result, control DC/DC power supply 112 is to the output voltage/power of heater element 12.
Further, described electric supply installation 11 comprises battery 111 and the DC/DC power supply 112 be electrically connected with battery 111 respectively and mu balanced circuit 113.Described battery 111 can carry out charging to lay in enough electric energy, and can discharge respectively to DC/DC power supply 112 and mu balanced circuit 113.Described DC/DC power supply 112 is electrically connected with heater element 12, after being raised by the voltage of battery 111, be supplied to heater element 12.Described mu balanced circuit 113 is electrically connected, for controller 14 provides stable voltage V with controller 14
e.In the present embodiment, described battery 111 is lithium ion battery.Understandably, described DC/DC power supply 112 and mu balanced circuit 113 can be omitted according to actual conditions in other embodiments, or other circuit can be adopted to come alternative DC/DC power supply 112 and/or mu balanced circuit 113.
Please refer to Fig. 3, the Temp. control method of electronic cigarette temperature control system 100 of the present utility model comprises the following steps:
Step S101, controller 14 detects the related physical quantity x of temperature-sensing element 13, then, enters step S102.
Step S102, controller 14 calculates the temperature T of heater element 12 according to the related physical quantity x of temperature-sensing element 13, then, enters step S103.
Step S103, controller 14 is by the temperature T of heater element 12 and working temperature upper limit T
hwith working temperature lower limit T
lcompare.If T > is T
h, then step S104 is entered; If T < is T
l, then step S106 is entered.
Step S104, controller 14 controls electric supply installation 11 and reduces, to the output voltage/power of heater element 12, then, to enter step S105.
Step S105, heater element 12, under this output voltage/power, work a period of time, then, gets back to step S102, and the process after repeating.In the present embodiment, described work a period of time can be 1 second.
Step S106, controller 14 judges whether the output voltage/power of electric supply installation 11 pairs of heater elements 12 has reached maximum output voltage/power.If judged result is YES, then enter step S107; If judged result is NO, then enter step S108.
Step S107, controller 14 controls electric supply installation 11 and maintains output voltage/power to heater element 12, then, enters step S105.
Step S108, controller 14 controls electric supply installation 11 and increases output voltage/power to heater element 12, then, enters step S105.
In other embodiments, for described electronic cigarette temperature control system 100, can increase by a display screen component again, for showing the relevant information of the electronic cigarette duty such as temperature T, battery electric quantity, operating voltage, output power of heater element.
Second embodiment:
Please refer to Fig. 4, the utility model provides a kind of electronic cigarette temperature control system 200.The present embodiment is compared with the first embodiment, and difference is: in the present embodiment, adds an input media 25 be electrically connected with controller 14.User can input required target temperature T by input media 25
d(T
l≤ T
d≤ T
h).Under control of the controller 14, heater element 12 is made to maintain temperature T
dwork under ± Δ t '.Wherein, Δ t ' represents temperature deviation, and the response due to electric supply installation 11, heater element 12, temperature-sensing element 13 and controller 14 has certain hysteresis quality and produces.
Please refer to Fig. 5, the Temp. control method of electronic cigarette temperature control system 200 of the present utility model comprises the following steps:
Step S201, user inputs required target temperature T by input media 25
d(T
l≤ T
d≤ T
h), then, enter step S202.
Step S202, controller 14 detects the related physical quantity x of temperature-sensing element 13, then, enters step S203.
Step S203, controller 14 calculates the temperature T of heater element 12, then, enters step S204.
Step S204, controller 14 is by temperature T and the T of heater element 12
dcompare.If T > is T
d, then step S205 is entered; If T < is T
d, then step S207 is entered.
Step S205, controller 14 controls electric supply installation 11 and reduces, to the output voltage/power of heater element 12, then, to enter step S206.
Step S206, heater element 12, under this output voltage/power, work a period of time, then, gets back to step S202, and the process after repeating.In the present embodiment, described work a period of time can be 1 second.
Step S207, controller 14 judges whether the output voltage/power of electric supply installation 11 pairs of heater elements 12 has reached maximum output voltage/power.If judged result is YES, then enter step S208; If judged result is NO, then enter step S209.
Step S208, controller 14 controls electric supply installation 11 and maintains output voltage/power to heater element 12, then, enters step S206.
Step S209, controller 14 controls electric supply installation 11 and increases output voltage/power to heater element 12, then, enters step S206.
In other embodiments, if user does not input T
d, then the job step of described electronic cigarette temperature control system 200 is identical with the first embodiment, repeats no more herein.
In other embodiments, for described electronic cigarette temperature control system 200, can increase by a display screen component again, for showing the target temperature T that user is arranged
d, heater element the relevant information of the electronic cigarette duty such as temperature T, battery electric quantity, operating voltage, output power.
3rd embodiment:
Please refer to Fig. 6, the utility model provides a kind of electronic cigarette temperature control system 300, and it comprises the electric supply installation 31, temperature detect switch (TDS) 36 and the heater element 32 that are electrically connected successively.Described heater element 32 is by after electric supply installation 31 electric drive, and heating tobacco juice, prepared opium paste or pipe tobacco make it produce smog, make user obtain smoking experience.
Described temperature detect switch (TDS) 36 for being communicated with/disconnecting the circuit between electric supply installation and heater element under temperature action.Along with heater element 32 temperature T raise, the temperature t of described temperature detect switch (TDS) 36
salso raise.Work as t
s< T
mtime, temperature detect switch (TDS) 36 is communicated with the circuit between electric supply installation 31 and heater element 32, and heater element 32 normally works, and the temperature T of heater element 32 raises, the temperature t of temperature detect switch (TDS) 36
salso raise; Work as t
s> T
mtime, temperature detect switch (TDS) 36 disconnects the circuit between electric supply installation 31 and heater element 32, and heater element 32 quits work, and the temperature T of heater element 32 declines naturally, the temperature t of temperature detect switch (TDS) 36
salso decline, until t
s< T
m, temperature detect switch (TDS) 36 is communicated with the circuit between electric supply installation 31 and heater element 32 again, and heater element 32 is normally worked again.
Described temperature detect switch (TDS) 36 is arranged in electronic cigarette, preferably, arranges near heater element 32.Consider the temperature t of described temperature detect switch (TDS) 36
sa little less than the temperature T of heater element 32, preferably, the operating temperature T of described temperature detect switch (TDS) 36 should be made
ma little less than the working temperature upper limit T of electronic cigarette temperature control system 300
h.Described temperature control 36 switch is mechanical temperature control switch, one in electronic temperature control switch and temperature relay, two or more combination in any, wherein, described mechanical temperature control switch comprises steam pressure type temperature detect switch (TDS), liquid expansion type temperature detect switch (TDS), gas absorption formula temperature detect switch (TDS) and expansion of metal formula temperature detect switch (TDS), described expansion of metal formula temperature detect switch (TDS) comprises bimetal release and memory alloy switch, described electronic temperature control switch comprises resistance-type temperature detect switch (TDS) and thermojunction type temperature detect switch (TDS), described temperature relay comprises temperature-sensitive dry-reed relay.
In other embodiments, for described electronic cigarette temperature control system 300, can increase by a display screen component again, for showing the relevant information of the electronic cigarette duties such as battery electric quantity, operating voltage, output power.
4th embodiment:
Please refer to Fig. 7, the present embodiment is compared with the 3rd embodiment, difference is: in the present embodiment, also comprise controller 44, temperature detect switch (TDS) 36 and controller 44 are electrically connected, temperature detect switch (TDS) 36 does not directly control the on/off of circuit between electric supply installation 31 and heater element 32, but controller 44 carries out according to the on/off of temperature detect switch (TDS) 36 output voltage/the power judging rear control electric supply installation 31 pairs of heater elements 32.
Along with the rising of the temperature T of heater element 32, the temperature t of described temperature detect switch (TDS) 36
salso raise.Work as t
s< T
mtime, there is action A in temperature detect switch (TDS) 36; Work as t
s> T
mtime, there is action B in temperature detect switch (TDS) 36.Controller 44 detects the action of temperature detect switch (TDS) 36, and controls the output voltage/power of electric supply installation 41 pairs of heater elements 32 according to the difference of action.Wherein, action A can be that temperature detect switch (TDS) 36 closes, and also can be that temperature detect switch (TDS) 36 disconnects; Action B is contrary with action A.
Described electronic cigarette temperature control system 400 has following beneficial effect:
(1) temperature detect switch (TDS) of the following two kinds character can be adopted: t
s< T
mtime, temperature detect switch (TDS) closes, t
s> T
mtime, temperature detect switch (TDS) disconnects; t
s< T
mtime, temperature detect switch (TDS) disconnects, t
s> T
mtime, temperature detect switch (TDS) closes;
(2) output voltage/power of the adjustable electric supply installation 31 of described controller 44, makes temperature T float less, is conducive to maintaining mouthfeel; So, heater element 32 can be avoided to quit work immediately when temperature is too high and to make its temperature T decline too fast, and then affect the use of user.
Please refer to Fig. 8, the Temp. control method of electronic cigarette temperature control system 400 of the present utility model comprises the following steps:
Step S401, controller 44 judges the temperature t of temperature detect switch (TDS) 36 according to the action of temperature detect switch (TDS) 36
swith its operating temperature T
mrelation.If t
s> T
m, then step S402 is entered; If t
s< T
m, then step S404 is entered.
Step S402, controller 44 controls electric supply installation 31 and reduces, to the output voltage/power of heater element 32, then, to enter step S403.
Step S403, heater element 32, under this output voltage/power, work a period of time, then, gets back to step S401, and the process after repeating.In the present embodiment, described work a period of time can be 1 second.
Step S404, controller 44 judges whether the output voltage/power of electric supply installation 31 pairs of heater elements 32 has reached maximum output voltage/power.If judged result is YES, then enter step S405; If judged result is NO, then enter step S406.
Step S405, controller 44 controls electric supply installation 31 and maintains output voltage/power to heater element 32, then, enters step S403.
Step S406, controller 44 controls electric supply installation 31 and increases output voltage/power to heater element 32, then, enters step S403.
In other embodiments, for described electronic cigarette temperature control system 400, can increase by a display screen component again, for showing the relevant information of the electronic cigarette duties such as battery electric quantity, operating voltage, output power.
5th embodiment:
Please refer to Fig. 9, the utility model provides a kind of electronic cigarette temperature control system 500, and it comprises electric supply installation 51, heater element 52 and controller 54.Described electric supply installation 51 is electrically connected with heater element 52, controller 54 respectively.Described heater element 52 is electrically connected with controller 54.Described heater element 52 is by after electric supply installation 51 electric drive, and heating tobacco juice, prepared opium paste or pipe tobacco make it produce smog, make user obtain smoking experience.
Described heater element 52 is not only as heater element but also as temperature-sensing element.Described heater element 52 is made up of the material with temperature-coefficient of electrical resistance feature, can by the one in platinum, copper, nickel, titanium, iron, ceramic base ptc material, high molecular based PTC material, two or more makes, its resistance value R
lalong with heater element 52 temperature T raise and increase.
Working temperature upper limit T is previously stored with in described controller 54
hwith working temperature lower limit T
l, and the resistance value R of heater element 52
lwith the corresponding relation data of its temperature T.Described controller 54 can according to the resistance value R of heater element 52
ldraw the temperature T of heater element 52, and then by the temperature T of heater element 52 and working temperature upper limit T
hwith working temperature lower limit T
lcompare, and control the output voltage/power of electric supply installation 51 to heater element 52 according to comparative result.
Please refer to Figure 10, be depicted as a kind of physical circuit figure of the 5th embodiment.
Particularly, described electric supply installation 51 comprises battery 511 and the DC/DC power supply 512 be electrically connected with battery 511 respectively and mu balanced circuit 513.Described battery 511 can carry out charging to lay in enough electric energy before use, discharges in use respectively to DC/DC power supply 512 and mu balanced circuit 513.Described mu balanced circuit 513 is electrically connected, for controller 54 provides stable voltage with controller 54.In the present embodiment, described battery 511 is lithium ion battery.Understandable, described DC/DC power supply 512 and mu balanced circuit 513 can be omitted according to actual conditions in other embodiments, or other circuit can be adopted to come alternative DC/DC power supply 512 and mu balanced circuit 513.
Further, described electronic cigarette temperature control system 500 also comprises the one first fixed value resistance R be arranged between electric supply installation 51 and heater element 52
1.Described first fixed value resistance R
1for the resistance value R of aided solving heater element 52
l.In the present embodiment, described first fixed value resistance R
1be arranged between DC/DC power supply 512 and heater element 52.Described DC/DC power supply 512 under the control of controller 54 to the first fixed value resistance R
1certain voltage V is provided with heater element 52
a.The voltage at described heater element 52 two ends is V
b.Therefore, be (V by the electric current of heater element 52
a-V
b)/R
1, then the resistance value R of heater element 52
l=R
1* V
b/ (V
a-V
b).
Further, the first fixed value resistance R
1resistance value less, make the first fixed value resistance R
1the voltage V at two ends
a-V
bless and be difficult to measure.If increase the first fixed value resistance R
1resistance value, then can make the voltage V at heater element 52 two ends
breduce, thus the heating power of heater element 52 is reduced.For the ease of measuring the first fixed value resistance R
1the voltage V at two ends
a-V
b, described electronic cigarette control system 500 also comprises the second fixed value resistance R
2, amplifier 57, the 3rd fixed value resistance R
3and the 4th fixed value resistance R
4.Described first fixed value resistance R
1with the second fixed value resistance R connected successively
2, amplifier 57 and the 3rd fixed value resistance R
3overall in parallel.Described 4th fixed value resistance R
4in parallel with amplifier 57.According to the application characteristic of amplifier 57, V can be drawn
a-V
b=V
c* R
2/ R
4.In the present embodiment, described amplifier 57 is LT6105 chip.Understandably, according to the difference of amplifier 57, R can be made
2, R
3, R
4connected mode different, maybe can make R
2, R
3, R
4in at least one can omit, also may need to add other suitable electronic elements.
Particularly, described controller 54 comprises the detecting unit 541, arithmetic element 542 and the control module 543 that are electrically connected successively.Described detecting unit 541 and the 4th fixed value resistance R
4be electrically connected, the 4th fixed value resistance R can be detected
4the voltage V at two ends
c, and by V
cfeed back to arithmetic element 542.Described arithmetic element 542 is previously stored with operational formula: V
a-V
b=V
c* R
2/ R
4, operational formula: R
l=R
1* V
b/ (V
a-V
b) and the resistance value R of heater element 52
lwith the corresponding relation data of its temperature T.The first application characteristic according to amplifier of described arithmetic element 542, by formula V
a-V
b=V
c* R
2/ R
4calculate the first fixed value resistance R
1the voltage V at two ends
a-V
b; Then, by formula R
l=R
1* V
b/ (V
a-V
b) calculate the resistance value R of heater element 52
l; Then, according to the resistance value R of the heater element 52 prestored
lthe temperature T of heater element 52 is obtained with the corresponding relation data of its temperature T; Finally, the temperature T of heater element 52 is fed back to control module 543.Described control module 543 is by the temperature T of heater element 52 and the working temperature upper limit T prestored
hwith working temperature lower limit T
lcompare, and according to comparative result, control DC/DC power supply 512 is to the output voltage/power of heater element 52.
Please refer to Figure 11, the Temp. control method of electronic cigarette temperature control system 500 of the present utility model comprises the following steps:
Step S501, controller 54 calculates the resistance value R of heater element 52
l, then, enter step S502.
Step S502, after user lights a cigarette, controller 54 calculates the resistance value R of heater element 52 again
l, then, enter step S503.
Step S503, according to the result of calculation of step S501 and step S502, controller 54 judges whether heater element 52 has temperature-coefficient of electrical resistance feature.If twice result of calculation does not have difference or both differences substantially in the allowed band of fixed value resistance, heater element does not have temperature-coefficient of electrical resistance feature; If twice result of calculation difference is comparatively large, then heater element has temperature-coefficient of electrical resistance feature.If judged result is YES, enter step S504; If judged result is NO, then enter step S510.
Step S504, controller 54 judges whether user selects temperature controlling mode.If judged result is YES, then enter step S505; If judged result is NO, then enter step S510.
Step S505, controller 54 calculates the resistance value R of heater element 52
l, then, enter step S506.
Step S506, controller 54 is according to the resistance value R of heater element 52
lcalculate the temperature T of heater element 52, then, enter step S507.
Step S507, controller 54 is by the temperature T of heater element 52 and working temperature upper limit T
hwith working temperature lower limit T
lcompare.If T > is T
h, then step S508 is entered; If T < is T
l, then step S511 is entered.
Step S508, controller 54 controls electric supply installation 51 and reduces, to the output voltage/power of heater element 52, then, to enter step S509.
Step S509, heater element 52, under this output voltage/power, work a period of time, then, gets back to step S505, and the process after repeating.In the present embodiment, work a period of time can be 1 second.
Step S510, controller 54 automatically controls electric supply installation 51 pairs of heater element 52 constant voltages/power stages or user manually selects suitable output voltage/power.
Step S511, controller 54 judges whether output voltage/power has reached maximum output voltage/power.If judged result is YES, then enter step S512; If judged result is NO, then enter step S513.
Step S512, controller 54 controls electric supply installation 51 and maintains output voltage/power to heater element 52, then, enters step S509.
Step S513, controller 54 controls electric supply installation 51 and increases output voltage/power to heater element 52, then, enters step S509.
In other embodiments, for described electronic cigarette temperature control system 500, can increase by a display screen component again, for showing the relevant information of the electronic cigarette duty such as temperature T, battery electric quantity, operating voltage, output power of heater element.
6th embodiment:
Please refer to Figure 12, the utility model provides a kind of electronic cigarette temperature control system 600.The present embodiment is compared with the 5th embodiment, and difference is: in the present embodiment, adds an input media 65 be electrically connected with controller 54.User can input required target temperature T by input media 65
d(T
l≤ T
d≤ T
h).Under the control of controller 54, heater element 52 is made to maintain temperature T
dwork under ± Δ t '.Wherein, Δ t ' represents temperature deviation, and the response due to electric supply installation 51, heater element 52, temperature-sensing element 53 and controller 54 has certain hysteresis quality and produces.
Please refer to Figure 13, the Temp. control method of electronic cigarette temperature control system 600 of the present utility model comprises the following steps:
Step S601, controller 54 calculates the resistance value R of heater element 52
l, then, enter step S602.
Step S602, after user lights a cigarette, controller 54 calculates the resistance value R of heater element 52 again
l, then, enter step S603.
Step S603, according to the result of calculation of step S601 and step S602, controller 54 judges whether heater element 52 has temperature-coefficient of electrical resistance feature.If twice result of calculation does not have difference or both differences substantially in the allowed band of fixed value resistance, heater element does not have temperature-coefficient of electrical resistance feature; If twice result of calculation difference is comparatively large, then heater element has temperature-coefficient of electrical resistance feature.If judged result is YES, then enter step S604; If judged result is NO, then enter step S610.
Step S604, user inputs required target temperature T by input media 65
d(T
l≤ T
d≤ T
h), then, enter step S605.
Step S605, controller 54 calculates the resistance value R of heater element 52
l, then, enter step S606.
Step S606, controller 54 is according to the resistance value R of heater element 52
lcalculate the temperature T of heater element 52, then, enter step S607.
Step S607, controller 54 is by temperature T and the T of heater element 52
dcompare.If T > is T
d, then step S608 is entered; If T < is T
d, then step S611 is entered.
Step S608, controller 54 controls electric supply installation 51 and reduces, to the output voltage/power of heater element 52, then, to enter step S609.
Step S609, heater element 52, under this output voltage/power, work a period of time, then, gets back to step S605, and the process after repeating.In the present embodiment, work a period of time can be 1 second.
Step S610, controller 54 automatically controls electric supply installation 51 pairs of heater element 52 constant voltages/power stages or user manually selects suitable output voltage/power.
Step S611, controller 54 judges whether output voltage/power has reached maximum output voltage/power.If judged result is YES, then enter step S612; If judged result is NO, then enter step S613.
Step S612, controller 54 controls electric supply installation 51 and maintains output voltage/power to heater element 52, then, enters step S609.
Step S613, controller 54 controls electric supply installation 51 and increases output voltage/power to heater element 52, then, enters step S609.
In other embodiments, if user does not input T
d, then the job step of described electronic cigarette temperature control system 600 is identical with the 5th embodiment, repeats no more herein.
In other embodiments, for described electronic cigarette temperature control system 600, can increase by a display screen component again, for showing the target temperature T that user is arranged
d, heater element the relevant information of the electronic cigarette duty such as temperature T, battery electric quantity, operating voltage, output power.
7th embodiment:
Please refer to Figure 14, the utility model provides a kind of electronic cigarette temperature control system 700.The present embodiment is compared with the first embodiment, and difference is: in the present embodiment, adds a temperature detect switch (TDS) 76 between electric supply installation 11 and heater element 12.Described temperature detect switch (TDS) 76 for being communicated with/disconnecting the circuit between electric supply installation and heater element under temperature action.Described temperature detect switch (TDS) 76 is arranged in electronic cigarette, preferably, arranges near heater element 12.Consider the temperature t of described temperature detect switch (TDS) 76
sa little less than the temperature T of heater element 12, preferably, the operating temperature T of described temperature detect switch (TDS) 76 should be made
ma little less than the working temperature upper limit T of electronic cigarette temperature control system 700
h.Described temperature control 76 switch is mechanical temperature control switch, one in electronic temperature control switch and temperature relay, two or more combination in any, wherein, described mechanical temperature control switch comprises steam pressure type temperature detect switch (TDS), liquid expansion type temperature detect switch (TDS), gas absorption formula temperature detect switch (TDS) and expansion of metal formula temperature detect switch (TDS), described expansion of metal formula temperature detect switch (TDS) comprises bimetal release and memory alloy switch, described electronic temperature control switch comprises resistance-type temperature detect switch (TDS) and thermojunction type temperature detect switch (TDS), described temperature relay comprises temperature-sensitive dry-reed relay.
As the temperature t of temperature detect switch (TDS) 76
s< T
mtime, the job step of electronic cigarette temperature control system 700 is identical with the first embodiment, repeats no more herein; As the temperature t of temperature detect switch (TDS) 76
s> T
mtime, temperature detect switch (TDS) 76 disconnects, and electric supply installation 11 stops powering to heater element 12, and the temperature T of heater element 12 declines naturally, the temperature t of temperature detect switch (TDS) 76
salso decline, until t
s< T
m, temperature detect switch (TDS) 76 is communicated with the circuit between electric supply installation 11 and heater element 12 again, and heater element 12 is normally worked according to step described in the first embodiment again.Like this, serve double temperature control protection effect, especially when temperature-sensing element 13 and/or controller 14 malfunctioning time, still can carry out certain control to the temperature of heater element 12.
In other embodiments, the second embodiment can carry out identical improvement with reference to the 7th embodiment, increases by a temperature detect switch (TDS) between electric supply installation 21 and heater element 22, thus reaches the effect of double temperature control protection.
In other embodiments, 5th embodiment and the 6th embodiment can refer to the 7th embodiment and improve accordingly: between electric supply installation and heater element, increase by a temperature detect switch (TDS), when heater element has temperature-coefficient of electrical resistance feature, the effect of double temperature control protection can be reached; When heater element does not have temperature-coefficient of electrical resistance feature, the job step of electronic cigarette temperature control system is identical with embodiment one, repeats no more herein.
8th embodiment:
Please refer to Figure 15, the utility model provides a kind of electronic cigarette temperature control system 800.Compared with the 5th embodiment, in the present embodiment, the temperature-sensing element 83 be electrically connected with controller 54 has been set up.When heater element 52 has temperature-coefficient of electrical resistance feature, the mode that can refer to the 5th embodiment realizes temperature control; When heater element 52 does not have temperature-coefficient of electrical resistance feature, the mode that can refer to the first embodiment realizes temperature control.Alternatively, a temperature detect switch (TDS) and controller can be electrically connected, when heater element 52 does not have temperature-coefficient of electrical resistance feature, the mode that can refer to embodiment four realizes temperature control.
Described electronic cigarette temperature control system 800 has following beneficial effect: when user uses the atomising device of the heater element containing temperature-coefficient of electrical resistance feature, can realize temperature control according to the mode of the 5th embodiment; When user uses the atomising device of the heater element not containing temperature-coefficient of electrical resistance feature, according to the first embodiment, alternatively, temperature control can be realized according to the mode of the 4th embodiment.Like this, the versatility of electronic cigarette temperature control system and electronic cigarette thereof is added.
In other embodiments; also can increase by a temperature detect switch (TDS) between electric supply installation 51 and heater element 52; play double temperature control protection effect, especially when temperature-sensing element 83 and/or controller 54 malfunctioning time, still can carry out certain control to the temperature of heater element 52.
9th embodiment:
Please refer to Figure 16, the utility model provides a kind of electronic cigarette temperature control system 900.Compared with the 6th embodiment, in the present embodiment, the temperature-sensing element 93 be electrically connected with controller 64 has been set up.When heater element 62 has temperature-coefficient of electrical resistance feature, the mode that can refer to the 6th embodiment realizes heater element 62 at target temperature T
dwork under ± Δ t '; When heater element 62 does not have temperature-coefficient of electrical resistance feature, the mode that can refer to the second embodiment realizes heater element 62 at target temperature T
dwork under ± Δ t '.
In other embodiments, the effect that a temperature detect switch (TDS) plays double temperature control protection also can be increased between electric supply installation 61 and heater element 62.
Tenth embodiment:
Please refer to Figure 17, the utility model provides a kind of electronic cigarette 10, and it comprises housing 101, cigarette holder 102, liquid storage cylinder 103, drain element 104 and electronic cigarette temperature control system 100.Described temperature control system 100 is communicated with liquid storage cylinder 103 by drain element 104, makes it be atomized for heating tobacco juice, and the temperature of heater element 12 is controlled in the reasonable scope.
Understandably, described electronic cigarette temperature control system 100 can be improved by the second embodiment to the arbitrary electronic cigarette temperature control system (200,300,400,500,600,700,800,900) in the 9th embodiment or make on the basis of the first embodiment to the arbitrary electronic cigarette temperature control system (100,200,300,400,500,600,700,800,900) in the 9th embodiment and the electronic cigarette temperature control system that obtains substitute.
Understandably, first embodiment to the arbitrary electronic cigarette temperature control system in the 9th embodiment and making on the basis of the first embodiment to the arbitrary electronic cigarette temperature control system in the 9th embodiment improves and the electronic cigarette temperature control system that obtains can be applied to any one electronic cigarette, and is not limited to the kind (as pipe tobacco, tobacco tar or prepared opium paste), type of heating etc. of the drain mode of electronic cigarette, atomizing type, atomization matrix.
Claims (9)
1. an electronic cigarette temperature control system, it is characterized in that: this electronic cigarette temperature control system comprises electric supply installation, heater element, temperature-sensing element and controller, described electric supply installation is electrically connected with heater element, controller respectively, described temperature-sensing element and controller are electrically connected, for responding to the change of the temperature T of heater element, and feed back to controller.
2. electronic cigarette temperature control system according to claim 1, is characterized in that: described heater element has temperature-coefficient of electrical resistance feature.
3. electronic cigarette temperature control system according to claim 2, is characterized in that: described heater element itself is directly as temperature-sensing element, and the change of himself temperature T is fed back to controller, and namely heater element and temperature-sensing element are identity element.
4. electronic cigarette temperature control system according to claim 2, is characterized in that: described controller is according to the resistance value R of heater element
ldraw the temperature T of heater element, and then by the temperature T of heater element and working temperature upper limit T
hwith working temperature lower limit T
lcompare, and control the output voltage/power of electric supply installation to heater element according to comparative result.
5. electronic cigarette temperature control system according to claim 1, is characterized in that: described temperature-sensing element is arranged near heater element.
6. electronic cigarette temperature control system according to claim 1, it is characterized in that: described controller calculates the temperature t of temperature-sensing element according to the related physical quantity x of temperature-sensing element, the temperature T of heater element is calculated again, then by the temperature T of heater element and working temperature upper limit T by the temperature t of temperature-sensing element
hwith working temperature lower limit T
lcompare, finally control the output voltage/power of electric supply installation to heater element according to comparative result.
7. electronic cigarette temperature control system according to claim 1, it is characterized in that: described electronic cigarette attemperating unit also comprises a temperature detect switch (TDS), described temperature detect switch (TDS) is connected between electric supply installation and heater element, when described temperature-sensing element and/controller malfunctioning time, described temperature detect switch (TDS) also can play the effect of temperature control.
8. electronic cigarette temperature control system according to claim 1, is characterized in that: described electronic cigarette temperature control system temperature control system also comprises the input media of controller described in one and electric connection, and input media is for inputting required target temperature T
d, T
l≤ T
d≤ T
h.
9. an electronic cigarette, is characterized in that: comprise electronic cigarette temperature control system according to any one of claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520072776.4U CN204440191U (en) | 2015-01-22 | 2015-02-02 | Temperature control system and the electronic cigarette containing temperature control system thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520045089 | 2015-01-22 | ||
| CN2015200450893 | 2015-01-22 | ||
| CN201520072776.4U CN204440191U (en) | 2015-01-22 | 2015-02-02 | Temperature control system and the electronic cigarette containing temperature control system thereof |
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|---|---|
| CN204440191U true CN204440191U (en) | 2015-07-01 |
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|---|---|---|---|
| CN201520073371.2U Active CN204440192U (en) | 2015-01-22 | 2015-02-02 | Temperature control system and the electronic cigarette containing temperature control system thereof |
| CN201520072776.4U Active CN204440191U (en) | 2015-01-22 | 2015-02-02 | Temperature control system and the electronic cigarette containing temperature control system thereof |
| CN201520072802.3U Active CN204682527U (en) | 2015-01-22 | 2015-02-02 | Temperature control system and the electronic cigarette containing temperature control system |
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| CN104571191A (en) * | 2015-01-22 | 2015-04-29 | 卓尔悦（常州）电子科技有限公司 | Temperature control system, control method thereof and electronic cigarette containing temperature control system |
| CN106072766A (en) * | 2016-04-27 | 2016-11-09 | 东莞市深溪五金电子科技有限公司 | A kind of electronic cigarette temperature control system inputting exothermic material temperature-coefficient of electrical resistance |
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|---|---|
| CN204682527U (en) | 2015-10-07 |
| CN204440192U (en) | 2015-07-01 |
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