CN102754924A - Evaporation type electronic cigarette - Google Patents

Abstract

The invention discloses an evaporation type electronic cigarette which comprises a casing (1), a battery (2) and a control unit (3), wherein the battery (2) and the control unit (3) are arranged in the casing (1). One end of the casing (1) is provided with a suction nozzle (11), a control switch (12) for controlling a working state of an electric heating piece (41) is arranged on the casing (1) and is connected with the control unit (3), an oven (4) for placing tobacco compositions is further arranged in the casing (1), an air inlet hole (42) and the electric heating piece (41) for evaporating the tobacco compositions are arranged on the oven (4), the oven (4) is communicated with the suction nozzle (11), and the battery (2) is electrically connected with the electric heating piece (41) through the control unit (3). The evaporation type electronic cigarette has the advantages of being real in taste, small in volume and convenient to use, free of carbon monoxide, tar and passive smoking in combustion.

Description

The vaporation-type electronic cigarette

Technical field

The present invention relates to electronic cigarette, be specifically related to a kind of electronic cigarette that utilizes the alternative traditional combustion mode of mode of evaporation.

Background technology

Have in the world at present and surpass 1,000,000,000 smoker; And the main component that produces in the process of smoking comprises nicotine, carbon monoxide, tar etc.; And the active ingredient of cigarette is nicotine, and other composition overwhelming majority are all harmful, so it is dead because smoke that much human all can be arranged every year.So many public arenas all are that no smoking; Even some national whole people's ban on opium-smoking and the opium trade; But the people for the smoking habituation has to again smoke; Address that need and occurred electronic cigarette miscellaneous on the market, but electronic cigarette is too big with the cigarette differences in taste, still can not satisfy smoker's demand.

Summary of the invention

The technical problem that the present invention will solve provides that a kind of mouthfeel is true, do not produce carbon monoxide and tar during smoking, do not produce second-hand-cigarette, advantages of small volume, vaporation-type electronic cigarette easy to use.

In order to solve the problems of the technologies described above, the technical scheme that the present invention adopts is:

A kind of vaporation-type electronic cigarette comprises housing and battery, the control module be located in the housing, and an end of said housing is provided with suction nozzle; Said housing is provided with the gauge tap that is used to control the electric heating piece duty; Said gauge tap links to each other with control module, also is provided with the baking box that is used to place tobacco compositions in the said housing, and said baking box is provided with air admission hole and the electric heating piece that is used to evaporate tobacco compositions; Said baking box is communicated with suction nozzle, and said battery is electrically connected with electric heating piece through control module.

Further improvement as technique scheme:

Said baking box is provided with the temperature sensor that is used to detect oven temperature; Said temperature sensor links to each other with control module; The heated condition that the temperature that said control module detects according to temperature sensor in working order the time is controlled said electric heating piece remains between 180 ℃～240 ℃ the operating temperature of baking box; Control unit controls electric heating piece stops heating when the temperature of temperature sensor detection arrives 240 ℃, when the temperature of temperature sensor detection is lower than 180 ℃, controls the unit controls electric heating piece and heats.

Said baking box is a tubbiness, and said electric heating piece constitutes the bucket end of said baking box, and said air admission hole is located on the said electric heating piece, and said housing is provided with through hole, and said air admission hole is connected with through hole.

Said control module is located between battery and the electric heating piece, is provided with the heat insulation support mica sheet that is used for the thermal insulation protection control module and supports electric heating piece between said control module and the electric heating piece.

Said suction nozzle is provided with the suction nozzle hole; Said suction nozzle and housing socket; One end of said suction nozzle socket housing is provided with the groove that is communicated with the suction nozzle hole; Said groove is communicated with the inner chamber of baking box with the openend positioned opposite and the said groove of baking box, and the bottom of said groove is provided with and is used to the nickel wire net that prevents that tobacco compositions from spilling from the suction nozzle hole.

Said control module comprises the on-off circuit that is used to control the electric heating piece heated condition, and said electric heating piece links to each other with power supply through on-off circuit.

Said housing is provided with the USB charging inlet, and said battery is chargeable lithium ion battery, and said control module is provided with the charging circuit that is used to regulate charging current and voltage, and said battery links to each other with the USB charging inlet through said charging circuit.

Said charging circuit is the BUCK charging circuit.

Said housing is provided with the burner on light of the charging indicator light that is used to indicate said charging circuit charged state and the heated condition that is used to indicate electric heating piece, and said charging indicator light links to each other with the USB charging inlet, the linking to each other with control module of said burner on light.

Said electric heating piece is the thick film electric heating piece.

The present invention has following advantage:

1, the present invention forms droplet through the evaporation of electric heating piece heating tobacco compositions and supplies the smoker to suck, and substitutes the form of the burning tobacco juice of conditional electronic cigarette through the evaporation tobacco compositions, and conditional electronic cigarette has the real advantage of mouthfeel relatively.

2, also be provided with the baking box that is used to place tobacco compositions in the housing of the present invention; Baking box is provided with electric heating piece and the air admission hole that is used to evaporate tobacco compositions, and battery is electrically connected with electric heating piece through control module, forms droplet through the evaporation of electric heating piece heating tobacco compositions; Mode through evaporation substitutes traditional combustion system; Do not produce harmful substances such as carbon monoxide, tar during smoking, and, can not produce second-hand-cigarette because what be evaporated is that droplet is not a cigarette and need suck could sucking-off outside the cigarette holder; And the present invention only has conventional cigarette size, advantages of small volume, very easy to use.

Description of drawings

Fig. 1 is the perspective view of the embodiment of the invention.

Fig. 2 is the sectional structure sketch map of the embodiment of the invention.

Fig. 3 is the frame structure sketch map of control module and peripheral circuit thereof in the embodiment of the invention.

Fig. 4 is the circuit theory sketch map of charging circuit in the embodiment of the invention.

Fig. 5 is the circuit theory sketch map of burner on light in the embodiment of the invention.

Fig. 6 is the circuit theory sketch map of control module and peripheral circuit thereof in the embodiment of the invention.

Fig. 7 is the circuit theory sketch map of on-off circuit in the embodiment of the invention.

Fig. 8 is the circuit theory sketch map of control module mu balanced circuit in the embodiment of the invention.

Fig. 9 is the circuit theory sketch map of temperature sensor in the embodiment of the invention.

Marginal data: 1, housing; 11, suction nozzle; 111, suction nozzle hole; 112, groove; 113, nickel wire net; 12, gauge tap; 13, USB charging inlet; 14, charging indicator light; 15, burner on light; 16, through hole; 2, battery; 3, control module; 31, on-off circuit; 4, baking box; 40, heat insulation support mica sheet; 41, electric heating piece; 42, air admission hole; 43, temperature sensor.

The specific embodiment

Like Fig. 1, Fig. 2 and shown in Figure 3; The vaporation-type electronic cigarette of present embodiment compriseshousing 1 andbattery 2, thecontrol module 3 be located in thehousing 1; One end ofhousing 1 is provided withsuction nozzle 11, andhousing 1 is provided with thegauge tap 12 that is used to controlelectric heating piece 41 duties, andgauge tap 12 links to each other withcontrol module 3; Also be provided with thebaking box 4 that is used to place tobacco compositions in thehousing 1;Baking box 4 is provided withair admission hole 42 and theelectric heating piece 41 that is used to evaporate tobacco compositions, andbaking box 4 is communicated withsuction nozzle 11, andbattery 2 is electrically connected withelectric heating piece 41 through control module 3.In the time of in working order; The droplet that 41 heatings ofcontrol module 3 control electric heating pieces form the tobacco compositions evaporation, the smoker sucks the tobacco mixed liquor throughsuction nozzle 11 evaporates the droplet that forms, because present embodiment is through the alternative traditional combustion system of the mode of evaporation; Because what be evaporated is droplet rather than smog; Therefore do not produce harmful substances such as carbon monoxide, tar, and can not produce second-hand-cigarette during non-smoking yet, very easy to use.

Tobacco compositions is mainly by tobacco powder and the formulated semisolid mixture of mediation additive in the present embodiment, and tobacco compositions evaporates in 180 ℃～240 ℃ heated perimeter and forms droplet and do not produce harmful substances such as carbon monoxide, tar.In the tobacco compositions, the granularity of tobacco powder is about about 1mm, and tobacco powder can be (2～3) with the mass ratio of mediation additive: 1, and tobacco powder can be 2: 1 with the mass ratio of mediation additive in the present embodiment; The additive that wherein is in harmonious proportion is formulated as the mixed solution attitude; The additive that is in harmonious proportion comprises propane diols that is used as the mixed solution solute and the glycerine that is used as solvent; The mass ratio of glycerine and propane diols can be (3～5): 1, and the mass ratio of glycerine and propane diols was specially 3: 1 in the present embodiment.Also include natural perfume material in this external harmonics additive, the content of natural perfume material can be adjusted as required, and the mass ratio of natural perfume material and glycerine is 1: 3 in the present embodiment.

Like Fig. 1, Fig. 2 and shown in Figure 3;Suction nozzle 11 is provided withsuction nozzle hole 111;Suction nozzle 11 andhousing 1 socket; One end ofsuction nozzle 11socket housings 1 is provided with thegroove 112 that is communicated withsuction nozzle hole 111, andgroove 112 is communicated with the inner chamber ofbaking box 4 with the openend positioned opposite and thegroove 112 ofbaking box 4, and the bottom ofgroove 112 is provided with and is used to thenickel wire net 113 that prevents that tobacco compositions from spilling from suction nozzle hole 111.In the present embodiment; Because the inner chamber that the openend positioned opposite ofgroove 112 andbaking box 4 forms; Make that the space of placing tobacco compositions is bigger, the disposable tobacco compositions that can place is more, and 113 on nickel wire net can prevent that the tobacco compositions in thebaking box 4 from spilling fromsuction nozzle hole 111; The pore size ofair admission hole 42 is about 0.5mm, can prevent that the tobacco powder that granularity in the tobacco compositions is about 1mm from spilling fromair admission hole 42.

As depicted in figs. 1 and 2,housing 1 is provided withUSB charging inlet 13, andbattery 2 is chargeable lithium ion battery, andcontrol module 3 is provided with the charging circuit that is used to regulate charging current and voltage, andbattery 2 links to each other withUSB charging inlet 13 throughcharging circuit.Battery 2 can use by cycle charging, can reduce use cost.In addition,battery 2 also can adopt the rechargeable battery of other types as required, perhaps adopts common alkaline battery.

Like Fig. 4 and shown in Figure 6, the charging circuit of present embodiment is the BUCK charging circuit, and the PWM control end of BUCK charging circuit links to each other with No. 17 pins of STC12C5204AD single-chip microcomputer, and the BAT+ of BUCK charging circuit links to each other withbattery 2 with BAT-.The BUCK charging circuit is a kind of buck circuit, and traditional relatively charging circuit has that circuit is simple, and cost is low, the charge efficiency advantages of higher.

Like Fig. 1, Fig. 2, Fig. 3 and shown in Figure 5;Housing 1 is provided with the burner onlight 15 of thecharging indicator light 14 that is used to indicate the charging circuit charged state and the heated condition that is used to indicateelectric heating piece 41;Charging indicator light 14 links to each other withUSB charging inlet 13, the linking to each other withcontrol module 3 of burner on light 15.Thecharging indicator light 14 of present embodiment is the light emitting diode that links to each other withUSB charging inlet 13, and burner onlight 15 is for having the light emitting diode of double-colored Presentation Function.Burner onlight 15 comprises LED3 and LED4 totally two light emitting diodes; Wherein LED3 is a red light emitting diodes; LED4 is a green LED; When the temperature of thecurrent baking box 4 of the luminous interval scale of LED3 is lower than 180 ℃, in the temperature of thecurrent baking box 4 of the luminous interval scale of LED4 is in 180 ℃～240 ℃ interval.

Like Fig. 2, Fig. 3 and shown in Figure 6;Control module 3 is the control circuit board based on the STC12C5204AD chip microcontroller in the present embodiment, and built-in 8 road 10bit AD acquisition modules of STC12C5204AD single-chip microcomputer can be data signal with analog signal conversion such as temperature, voltages.No. 4 pins of STC12C5204AD single-chip microcomputer link to each other with LED3, and No. 5 pins of STC12C5204AD single-chip microcomputer link to each other with LED4.Gaugetap 12 is the S1 among the figure, links to each other with No. 23 pins of STC12C5204AD single-chip microcomputer; The STC12C5204AD single-chip microcomputer links to each other with on-offcircuit 31 through No. 26 pins (CONT1), controlselectric heating piece 41 through on-offcircuit 31.

Like Fig. 2, Fig. 3 and shown in Figure 7; Thecontrol module 3 of present embodiment comprises the on-offcircuit 31 that is used to controlelectric heating piece 41 heated conditions;Electric heating piece 41 links to each other with power supply through on-offcircuit 31, andcontrol module 3 also can come directly to drive the heated condition ofelectric heating piece 41 through the form of drive circuit in addition.In the present embodiment, on-offcircuit 31 realizes that based on the metal-oxide-semiconductor Q2 that high level drives the control end of metal-oxide-semiconductor Q2 links to each other with No. 26 pins of STC12C5204AD single-chip microcomputer through resistance R 3.Click switch S 1, then the STC12C5204AD single-chip microcomputer No. 26 pins become high level by low level, thus driven MOS pipe Q2 conducting, andelectric heating piece 41 energisings also begin heating.Whentemperature sensor 43 detect temperature reach temperature is set after, No. 26 pins of STC12C5204AD single-chip microcomputer become low level, metal-oxide-semiconductor Q2 breaks off and to stop heating.

As shown in Figure 8;Control module 3 adopts HT7530 voltage stabilizing IC chip (U1) to realize the power supply supply as mu balanced circuit in the present embodiment; HT7530 voltage stabilizing IC chip is given STC12C5204AD single-chip microcomputer power supply at 3V through the OUT+ pin with cell voltage stabilized, plays the effect that voltage reference is provided for the AD acquisition module of single-chip microcomputer inside simultaneously.

As shown in Figure 2, thecontrol module 3 of present embodiment is located betweenbattery 2 and theelectric heating piece 41, is provided with the heat insulationsupport mica sheet 40 that is used for thermal insulationprotection control module 3 and supportselectric heating piece 41 betweencontrol module 3 and the electric heating piece 41.Heat insulationsupport mica sheet 40 can play the effect of thermal insulation protection tocontrol module 3, and the heat that preventselectric heating piece 41 is delivered tocontrol module 3 influences the circuit elements device on the circuit board; Simultaneously heat insulationsupport mica sheet 40 also plays the effect of support fixation toelectric heating piece 41 andbaking box 4.

As shown in Figure 2, thebaking box 4 of present embodiment is a tubbiness, andelectric heating piece 41 constitutes the bucket end ofbaking box 4;Air admission hole 42 is located on theelectric heating piece 41;Housing 1 is provided with throughhole 16, andair admission hole 42 is connected with throughhole 16, and throughhole 16 is located at the position of corresponding heat insulationsupport mica sheet 40 on thehousing 1; When smoking,housing 1 air outside gets into the inner chamber ofbaking boxs 4 then from being located at the enter inner chamber ofhousing 1 of throughhole 16 on thehousing 1 throughair admission hole 42, bring the droplet that evaporation inbaking box 4 inner chambers forms into smoker's oral cavity through suction nozzle hole 111.In the present embodiment, the bucket wall ofbaking box 4 adopts a steel pipe to process, and theelectric heating piece 41 that constitutes at the bottom of 4 barrels of the baking boxs is welded into tubbiness with the steel pipe that constitutes 4 barrels of walls of baking box.In the present embodiment,electric heating piece 41 is the thick film electric heating piece, andelectric heating piece 41 also can adopt the heater of other types as required in addition.

Like Fig. 2 and shown in Figure 9;Baking box 4 is provided with thetemperature sensor 43 that is used to detectbaking box 4 temperature;Temperature sensor 43 links to each other withcontrol module 3; The heated condition of the temperature controlelectric heating piece 41 thatcontrol module 3 detects according totemperature sensor 43 in working order the time remains between 180 ℃～240 ℃ the operating temperature ofbaking box 4;Control module 3 controlelectric heating pieces 41 stopped heating when the temperature that detects whentemperature sensor 43 arrived 240 ℃, andcontrol module 3 controlelectric heating pieces 41 heated when the temperature that detects whentemperature sensor 43 was lower than 180 ℃.(resistance and the temperature of the thermistor RT of negative temperature coefficient are inversely proportional totemperature sensor 43 for the thermistor RT of negative temperature coefficient; The high more then resistance of temperature is low more);Temperature sensor 43 is located on the bucket wall ofbaking box 4; The STC12C5204AD single-chip microcomputer is calculated the resistance of thermistor RT through the voltage of No. 18 pins (ADCT) collection thermistor RT through the potentiometer of input, and tabling look-up draws temperature again.When temperature is lower than 180 ℃, openingelectric heating piece 41 heats; When temperature is higher than 240 ℃, closeelectric heating piece 41 and stop heating; Adopt this method to reach thermostatically controlled effect; Thereby the operating temperature that makesbaking box 4 remains between 180 ℃～240 ℃, prevents the tobacco compositions harmful substances such as producing carbon monoxide, tar of being heated.

The course of work of present embodiment is following:

(1) charging: when needing charging the DC-5V attaching plug is inserted on theUSB charging inlet 13 ofhousing 1 bottom; 14 of the charging indicator lights atUSB charging inlet 13 places light immediately, and the charging current of thebattery 2 of BUCK charging circuit control simultaneously and charging voltage begin tobattery 2 chargings.In the charging process; Single-chip microcomputer on thecontrol module 3 is gathered the electric weight ofbattery 2;Charging indicator light 14 keeps lighting in the charging process, andcontrol module 3 is controlled the BUCK charging circuit immediately and stopped to charge tobattery 2 when the electric weight ofbattery 2 is full of after, controlscharging indicator light 14 simultaneously and extinguishes.

(2) use: get an amount of tobacco compositions and put intobaking box 4 and present embodiment is assembled; Clickgauge tap 12; Then 41 energisings ofcontrol module 3 control electric heating pieces begin heating; This moment, burner onlight 15 was shown in red, and the single-chip microcomputer on thecontrol module 3 obtains the temperature ofbaking box 4 throughtemperature sensor 43 simultaneously.When the temperature that detectsbaking box 4 whentemperature sensor 43 was heated to 240 ℃, the Single-chip Controllingelectric heating piece 41 on thecontrol module 3 stopped heating, and the demonstration of controlling burner onlight 15 simultaneously becomes green by redness; Single-chip Controllingelectric heating piece 41 energising heating when temperature thattemperature sensor 43 detectsbaking box 4 is lower than 180 ℃ on thecontrol module 3, the demonstration of controlling burner onlight 15 simultaneously becomes redness by green; Move in circles like this, the operating temperature ofbaking box 4 is remained between 180 ℃～240 ℃, tobacco compositions evaporates in this temperature range and produces droplet, can not produce harmful substances such as carbon monoxide, tar simultaneously; And the outside that the droplet that the tobacco compositions evaporation forms when not inhaling can not flow outsuction nozzle 11 forms second-hand-cigarette.

The above only is a preferred implementation of the present invention, and protection scope of the present invention also not only is confined to the foregoing description, and all technical schemes that belongs under the thinking of the present invention all belong to protection scope of the present invention.Should be pointed out that for those skilled in the art in the some improvement and the retouching that do not break away under the principle of the invention prerequisite, these improvement and retouching also should be regarded as protection scope of the present invention.

Claims (10)

1. vaporation-type electronic cigarette; Comprise housing (1) and be located at battery (2), the control module (3) in the housing (1); One end of said housing (1) is provided with suction nozzle (11); Said housing (1) is provided with the gauge tap (12) that is used to control electric heating piece (41) duty; Said gauge tap (12) links to each other with control module (3), it is characterized in that: also be provided with the baking box (4) that is used to place tobacco compositions in the said housing (1), said baking box (4) is provided with air admission hole (42) and is used to evaporate the electric heating piece (41) of tobacco compositions; Said baking box (4) is communicated with suction nozzle (11), and said battery (2) is electrically connected with electric heating piece (41) through control module (3).

2. vaporation-type electronic cigarette according to claim 1; It is characterized in that: said baking box (4) is provided with the temperature sensor (43) that is used to detect baking box (4) temperature; Said temperature sensor (43) links to each other with control module (3); The heated condition that the temperature that said control module (3) detects according to temperature sensor (43) in working order the time is controlled said electric heating piece (41) remains between 180 ℃～240 ℃ the operating temperature of baking box (4); Control module (3) control electric heating pieces (41) stopped heating when the temperature that detects when temperature sensor (43) arrived 240 ℃, and control module (3) control electric heating pieces (41) heated when the temperature that detects when temperature sensor (43) was lower than 180 ℃.

3. vaporation-type electronic cigarette according to claim 2; It is characterized in that: said baking box (4) is a tubbiness; Said electric heating piece (41) constitutes the bucket end of said baking box (4); Said air admission hole (42) is located on the said electric heating piece (41), and said housing (1) is provided with through hole (16), and said air admission hole (42) is connected with through hole (16).

4. vaporation-type electronic cigarette according to claim 3; It is characterized in that: said control module (3) is located between battery (2) and the electric heating piece (41), is provided with the heat insulation support mica sheet (40) that is used for thermal insulation protection control module (3) and supports electric heating piece (41) between said control module (3) and the electric heating piece (41).

5. according to claim 1 or 2 or 3 or 4 described vaporation-type electronic cigarettes; It is characterized in that: said suction nozzle (11) is provided with suction nozzle hole (111); Said suction nozzle (11) and housing (1) socket; One end of said suction nozzle (11) socket housing (1) is provided with the groove (112) that is communicated with suction nozzle hole (111); Said groove (112) is communicated with the inner chamber of baking box (4) with the openend positioned opposite and the said groove (112) of baking box (4), and the bottom of said groove (112) is provided with and is used to the nickel wire net (113) that prevents that tobacco compositions from spilling from suction nozzle hole (111).

6. vaporation-type electronic cigarette according to claim 5; It is characterized in that: said control module (3) comprises the on-off circuit (31) that is used to control electric heating piece (41) heated condition, and said electric heating piece (41) links to each other with power supply through on-off circuit (31).

7. vaporation-type electronic cigarette according to claim 6; It is characterized in that: said housing (1) is provided with USB charging inlet (13); Said battery (2) is chargeable lithium ion battery; Said control module (3) is provided with the charging circuit that is used to regulate charging current and voltage, and said battery (2) links to each other with USB charging inlet (13) through said charging circuit.

8. vaporation-type electronic cigarette according to claim 7 is characterized in that: said charging circuit is the BUCK charging circuit.

9. vaporation-type electronic cigarette according to claim 8; It is characterized in that: said housing (1) is provided with the charging indicator light (14) that is used to indicate said charging circuit charged state and is used to indicate the burner on light (15) of the heated condition of electric heating piece (41); Said charging indicator light (14) links to each other with USB charging inlet (13), the linking to each other with control module (3) of said burner on light (15).

10. vaporation-type electronic cigarette according to claim 9 is characterized in that: said electric heating piece (41) is the thick film electric heating piece.

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