CN102754924B - Evaporation type electronic cigarette - Google Patents

Evaporation type electronic cigarette Download PDF

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Publication number
CN102754924B
CN102754924B CN201210268024.6A CN201210268024A CN102754924B CN 102754924 B CN102754924 B CN 102754924B CN 201210268024 A CN201210268024 A CN 201210268024A CN 102754924 B CN102754924 B CN 102754924B
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CN
China
Prior art keywords
described
electric heating
heating piece
control module
provided
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Application number
CN201210268024.6A
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Chinese (zh)
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CN102754924A (en
Inventor
龙功运
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龙功运
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Priority to CN201210268024.6A priority Critical patent/CN102754924B/en
Publication of CN102754924A publication Critical patent/CN102754924A/en
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Publication of CN102754924B publication Critical patent/CN102754924B/en

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Classifications

    • AHUMAN NECESSITIES
    • A24TOBACCO; CIGARS; CIGARETTES; SMOKERS' REQUISITES
    • A24FSMOKERS' REQUISITES; MATCH BOXES
    • A24F47/00Smokers' requisites not provided for elsewhere, e.g. devices to assist in stopping or limiting smoking
    • A24F47/002Simulated smoking devices, e.g. imitation cigarettes
    • A24F47/004Simulated smoking devices, e.g. imitation cigarettes with heating means, e.g. carbon fuel
    • A24F47/008Simulated smoking devices, e.g. imitation cigarettes with heating means, e.g. carbon fuel with electrical heating means

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

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

The smoker who has in the world at present more than ten hundred million, and the main component producing in the process of smoking comprises nicotine, carbon monoxide, tar etc., and the active ingredient of cigarette is nicotine, other composition overwhelming majority are all harmful, so there all can have every year a lot of people to be dead because smoke.So many public arenas are all that no smoking, even some national whole people's ban on opium-smoking and the opium trade, but the people for smoking habituation has to again smoke, address that need and on market, occurred electronic cigarette miscellaneous, but electronic cigarette is too large with cigarette differences in taste, still can not meet smoker's demand.

Summary of the invention

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

In order to solve the problems of the technologies described above, the technical solution used in the present invention is:

A kind of vaporation-type electronic cigarette, comprise housing and be located at battery, the control module in housing, one end of described housing is provided with suction nozzle, described housing is provided with for controlling the gauge tap of electric heating piece duty, described gauge tap is connected with control module, is also provided with for placing the baking box of tobacco compositions in described housing, and described baking box is provided with air admission hole and for evaporating the electric heating piece of tobacco compositions, described baking box is communicated with suction nozzle, and described battery is electrically connected to electric heating piece by control module.

Further improvement as technique scheme:

Described baking box is provided with the temperature sensor for detection of oven temperature, described temperature sensor is connected with control module, the heated condition that the temperature that described control module detects according to temperature sensor in working order time is controlled described electric heating piece remains between 180 ℃~240 ℃ the operating temperature of baking box, when the temperature detecting when temperature sensor arrives 240 ℃, control unit controls electric heating piece and stop heating, the temperature detecting when temperature sensor is controlled unit controls electric heating piece during lower than 180 ℃ and is heated.

Described baking box is tubbiness, and described electric heating piece forms the bucket end of described baking box, and described air admission hole is located on described electric heating piece, and described housing is provided with through hole, and described air admission hole is connected with through hole.

Described control module is located between battery and electric heating piece, is provided with for thermal insulation protection control module and supports the heat insulation support mica sheet of electric heating piece between described control module and electric heating piece.

Described suction nozzle is provided with suction nozzle hole, described suction nozzle and housing socket, one end of described suction nozzle socket housing is provided with the groove being communicated with suction nozzle hole, described groove is communicated with the inner chamber of baking box with openend positioned opposite and the described groove of baking box, and the bottom of described groove is provided with the nickel wire net for preventing that tobacco compositions from spilling from suction nozzle hole.

Described control module comprises that described electric heating piece is connected with power supply by on-off circuit for controlling the on-off circuit of electric heating piece heated condition.

Described housing is provided with USB charging inlet, and described battery is chargeable lithium ion battery, and described control module is provided with for regulating the charging circuit of charging current and voltage, and described battery is connected with USB charging inlet by described charging circuit.

Described charging circuit is BUCK charging circuit.

Described housing is provided with the charging indicator light that is used to indicate described charging circuit charged state and the burner on light that is used to indicate the heated condition of electric heating piece, and described charging indicator light is connected with USB charging inlet, being connected with control module of described burner on light.

Described electric heating piece is thick film electric heating piece.

The present invention has following advantage:

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

2, in housing of the present invention, be also provided with for placing the baking box of tobacco compositions, baking box is provided with for evaporating electric heating piece and the air admission hole of tobacco compositions, battery is electrically connected to electric heating piece by control module, by electric heating piece, heat tobacco compositions evaporation and form droplet, mode by evaporation substitutes traditional combustion system, during smoking, do not produce carbon monoxide, the harmful substances such as tar, and be that droplet is not cigarette and need to sucks outside ability sucking-off cigarette holder due to what be evaporated, can not produce second-hand-cigarette, and the present invention only has conventional cigarette size, volume is small and exquisite, very easy to use.

Accompanying drawing explanation

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

Fig. 2 is the sectional structure schematic diagram of the embodiment of the present invention.

Fig. 3 is the frame structure schematic diagram of control module and peripheral circuit thereof in the embodiment of the present invention.

Fig. 4 is the circuit theory schematic diagram of charging circuit in the embodiment of the present invention.

Fig. 5 is the circuit theory schematic diagram of burner on light in the embodiment of the present invention.

Fig. 6 is the circuit theory schematic diagram of control module and peripheral circuit thereof in the embodiment of the present invention.

Fig. 7 is the circuit theory schematic diagram of on-off circuit in the embodiment of the present invention.

Fig. 8 is the circuit theory schematic diagram of control module mu balanced circuit in the embodiment of the present invention.

Fig. 9 is the circuit theory schematic diagram of temperature sensor in the embodiment of the present 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

As shown in Figure 1, Figure 2 and Figure 3, the vaporation-type electronic cigarette of the present embodiment comprises housing 1 and is located at battery 2, the control module 3 in housing 1, one end of housing 1 is provided with suction nozzle 11, housing 1 is provided with for controlling the gauge tap 12 of electric heating piece 41 duties, gauge tap 12 is connected with control module 3, in housing 1, be also provided with for placing the baking box 4 of tobacco compositions, baking box 4 is provided with air admission hole 42 and for evaporating the electric heating piece 41 of tobacco compositions, baking box 4 is communicated with suction nozzle 11, and battery 2 is electrically connected to electric heating piece 41 by control module 3.In the time of in working order, control module 3 is controlled the droplet that electric heating piece 41 heatings form tobacco compositions evaporation, the droplet that smoker forms by suction nozzle 11 smoking tobaccos mixed liquor evaporations, because the present embodiment is by the alternative traditional combustion system of mode of evaporation, due to what be evaporated, be droplet rather than smog, therefore do not produce the harmful substances such as carbon monoxide, tar, and can not produce second-hand-cigarette during non-smoking yet, very easy to use.

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

As shown in Figure 1, Figure 2 and Figure 3, suction nozzle 11 is provided with suction nozzle hole 111, suction nozzle 11 and housing 1 socket, one end of suction nozzle 11 socket housings 1 is provided with the groove 112 being communicated with suction nozzle hole 111, groove 112 is communicated with the inner chamber of baking box 4 with openend positioned opposite and the groove 112 of baking box 4, and the bottom of groove 112 is provided with the nickel wire net 113 for preventing that tobacco compositions from spilling from suction nozzle hole 111.In the present embodiment, due to the inner chamber of groove 112 with the openend positioned opposite formation of baking box 4, the space that makes to place tobacco compositions is larger, and the disposable tobacco compositions that can place is more, and 113, nickel wire net can prevent that the tobacco compositions in baking box 4 from spilling from suction nozzle hole 111; The pore size of air admission hole 42 is about 0.5mm, can prevent that the tobacco powder that granularity in tobacco compositions is about 1mm from spilling from air admission hole 42.

As depicted in figs. 1 and 2, housing 1 is provided with USB charging inlet 13, and battery 2 is chargeable lithium ion battery, and control module 3 is provided with for regulating the charging circuit of charging current and voltage, and battery 2 is connected with USB charging inlet 13 by charging circuit.Battery 2 can be used by cycle charging, can reduce use cost.In addition, battery 2 also can adopt the rechargeable battery of other types as required, or adopts common alkaline battery.

As shown in Figure 4 and Figure 6, the charging circuit of the present embodiment is BUCK charging circuit, and the PWM control end of BUCK charging circuit is connected with No. 17 pins of STC12C5204AD single-chip microcomputer, and the BAT+ of BUCK charging circuit is connected with battery 2 with BAT-.BUCK charging circuit is a kind of buck circuit, and it is simple that relatively traditional charging circuit has circuit, and cost is low, charge efficiency advantages of higher.

As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 5, housing 1 is provided with the charging indicator light 14 that is used to indicate charging circuit charged state and the burner on light 15 that is used to indicate the heated condition of electric heating piece 41, charging indicator light 14 is connected with USB charging inlet 13, being connected with control module 3 of burner on light 15.The charging indicator light 14 of the present embodiment is the light emitting diode being connected with USB charging inlet 13, and burner on light 15 is for having the light emitting diode of double-colored Presentation Function.Burner on light 15 comprises LED3 and LED4 totally two light emitting diodes, wherein LED3 is red light emitting diodes, LED4 is green LED, when the temperature of the current baking box 4 of the luminous interval scale of LED3 is lower than 180 ℃, when the temperature of the current baking box 4 of the luminous interval scale of LED4 is in the interval of 180 ℃~240 ℃.

As shown in Fig. 2, Fig. 3 and Fig. 6, in the present embodiment, control module 3 is the control circuit board based on STC12C5204AD chip microcontroller, and the built-in 8 road 10bit AD acquisition modules of STC12C5204AD single-chip microcomputer can be converted to data signal by analog signals such as temperature, voltages.No. 4 pins of STC12C5204AD single-chip microcomputer are connected with LED3, and No. 5 pins of STC12C5204AD single-chip microcomputer are connected with LED4.Gauge tap 12 is the S1 in figure, is connected with No. 23 pins of STC12C5204AD single-chip microcomputer; STC12C5204AD single-chip microcomputer is connected with on-off circuit 31 by No. 26 pins (CONT1), by on-off circuit 31, controls electric heating piece 41.

As shown in Fig. 2, Fig. 3 and Fig. 7, the control module 3 of the present embodiment comprises for controlling the on-off circuit 31 of electric heating piece 41 heated conditions, electric heating piece 41 is connected with power supply by on-off circuit 31, and control module 3 also can directly drive by the form of drive circuit the heated condition of electric heating piece 41 in addition.In the present embodiment, the metal-oxide-semiconductor Q2 that on-off circuit 31 drives based on high level realizes, and the control end of metal-oxide-semiconductor Q2 is connected with No. 26 pins of STC12C5204AD single-chip microcomputer by resistance R 3.Click switch S 1, STC12C5204AD single-chip microcomputer No. 26 pins become high level from low level, thus driven MOS pipe Q2 conducting, and electric heating piece 41 is switched on and is started heating.When temperature sensor 43 detects temperature, reach after set temperature, No. 26 pins of STC12C5204AD single-chip microcomputer become low level, and metal-oxide-semiconductor Q2 disconnects and stops heating.

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

As shown in Figure 2, the control module 3 of the present embodiment is located between battery 2 and electric heating piece 41, is provided with for thermal insulation protection control module 3 and supports the heat insulation support mica sheet 40 of electric heating piece 41 between control module 3 and electric heating piece 41.Heat insulation support mica sheet 40 can play the effect of thermal insulation protection to control module 3, the heat that prevents electric heating piece 41 is delivered to control module 3 affects the circuit elements device on circuit board; Heat insulation support mica sheet 40 also plays to electric heating piece 41 and baking box 4 the fixing effect of supporting simultaneously.

As shown in Figure 2, the baking box 4 of the present embodiment is tubbiness, and electric heating piece 41 forms the bucket end of baking box 4, air admission hole 42 is located on electric heating piece 41, housing 1 is provided with through hole 16, and air admission hole 42 is connected with through hole 16, and through hole 16 is located at the position of corresponding heat insulation support mica sheet 40 on housing 1; When smoking, the air of housing 1 outside, from being located at the enter inner chamber of housing 1 of through hole 16 housing 1, then enters the inner chamber of baking box 4 by air admission hole 42, bring the droplet that in baking box 4 inner chambers, evaporation forms into smoker's oral cavity by suction nozzle hole 111.In the present embodiment, the bucket wall of baking box 4 adopts a steel pipe to make, and the electric heating piece 41 forming at the bottom of 4 barrels of baking boxs is connected into tubbiness with the steel pipe welding that forms 4 barrels of walls of baking box.In the present embodiment, electric heating piece 41 is thick film electric heating piece, and electric heating piece 41 also can adopt the heater of other types as required in addition.

As shown in Figure 2 and Figure 9, baking box 4 is provided with the temperature sensor 43 for detection of baking box 4 temperature, temperature sensor 43 is connected with control module 3, the heated condition that the temperature that control module 3 detects according to temperature sensor 43 in working order time is controlled electric heating piece 41 remains between 180 ℃~240 ℃ the operating temperature of baking box 4, when the temperature detecting when temperature sensor 43 arrives 240 ℃, control module 3 is controlled electric heating pieces 41 and is stopped heating, the temperature detecting when temperature sensor 43 during lower than 180 ℃ control module 3 control electric heating pieces 41 and heat.Resistance and the temperature of the thermistor RT of the thermistor RT(negative temperature coefficient that temperature sensor 43 is negative temperature coefficient are inversely proportional to, the higher resistance of temperature is lower), temperature sensor 43 is located on the bucket wall of baking box 4, STC12C5204AD single-chip microcomputer gathers the voltage of thermistor RT by No. 18 pins (ADCT), potentiometer by input is calculated the resistance of thermistor RT, then tables look-up and draw temperature.When temperature, opening electric heating piece 41 during lower than 180 ℃ heats, when temperature, close electric heating piece 41 during higher than 240 ℃ and stop heating, adopt and reach in this way thermostatically controlled effect, thereby the operating temperature that makes baking box 4 remains between 180 ℃~240 ℃, prevent the tobacco compositions harmful substances such as producing carbon monoxide, tar of being heated.

The course of work of the present embodiment is as follows:

(1) charging: in the time of need to charging, DC-5V attaching plug is inserted on the USB charging inlet 13 of housing 1 bottom, 14 of the charging indicator lights at USB charging inlet 13 places light immediately, and the charging current of the battery 2 of BUCK charging circuit control simultaneously and charging voltage start to battery 2 chargings.In charging process, single-chip microcomputer on control module 3 gathers the electric weight of battery 2, in charging process, charging indicator light 14 keeps lighting, and after the electric weight of battery 2 is full of, control module 3 is controlled immediately BUCK charging circuit and stopped, to battery 2 chargings, controlling charging indicator light 14 simultaneously and extinguishing.

(2) use: get appropriate tobacco compositions and put into baking box 4 and the present embodiment is assembled, click gauge tap 12, control module 3 control electric heating piece 41 energisings start heating, now burner on light 15 is shown in red, and the single-chip microcomputer on control module 3 obtains the temperature of baking box 4 by temperature sensor 43 simultaneously.When the temperature that baking box 4 detected when temperature sensor 43 is heated to 240 ℃, the Single-chip Controlling electric heating piece 41 on control module 3 stops heating, and the demonstration of simultaneously controlling burner on light 15 becomes green from redness; When the Single-chip Controlling electric heating piece 41 energising heating on control module 3 during lower than 180 ℃ of temperature that temperature sensor 43 detects baking box 4, the demonstration of simultaneously controlling burner on light 15 becomes redness from green; Move in circles like this, the operating temperature of baking box 4 is remained between 180 ℃~240 ℃, tobacco compositions evaporates and produces droplet in this temperature range, can not produce the harmful substances such as carbon monoxide, tar simultaneously; And the outside that the droplet that tobacco compositions evaporation forms while not inhaling can not flow out suction nozzle 11 forms second-hand-cigarette.

The above is only the preferred embodiment of the present invention, and protection scope of the present invention is also not only confined to above-described embodiment, and all technical schemes belonging under thinking of the present invention all belong to protection scope of the present invention.It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications also should be considered as protection scope of the present invention.

Claims (8)

1. a vaporation-type electronic cigarette, comprise housing (1) and be located at the battery (2) in housing (1), control module (3), one end of described housing (1) is provided with suction nozzle (11), described housing (1) is provided with for controlling the gauge tap (12) of electric heating piece (41) duty, described gauge tap (12) is connected with control module (3), it is characterized in that: in described housing (1), be also provided with the baking box (4) for placing tobacco compositions, described baking box (4) is provided with air admission hole (42) and for evaporating the electric heating piece (41) of tobacco compositions, described baking box (4) is communicated with suction nozzle (11), described battery (2) is electrically connected to electric heating piece (41) by control module (3), described baking box (4) is provided with the temperature sensor (43) for detection of baking box (4) temperature, described temperature sensor (43) is connected with control module (3), the heated condition that the temperature that described control module (3) detects according to temperature sensor (43) in working order time is controlled described electric heating piece (41) remains between 180 ℃~240 ℃ the operating temperature of baking box (4), when the temperature of temperature sensor (43) detection arrives 240 ℃, control module (3) control electric heating pieces (41) stop heating, the temperature detecting when temperature sensor (43) during lower than 180 ℃ control module (3) control electric heating pieces (41) and heat, described baking box (4) is tubbiness, described electric heating piece (41) forms the bucket end of described baking box (4), it is upper that described air admission hole (42) is located at described electric heating piece (41), and described housing (1) is provided with through hole (16), and described air admission hole (42) is connected with through hole (16), described tobacco compositions is by tobacco powder and the formulated semisolid mixture of additive that is in harmonious proportion, the granularity of described tobacco powder is 1mm, described tobacco powder is 2: 1 with the mass ratio of mediation additive, described mediation additive is formulated as mixed solution state, described mediation additive comprises as the propane diols of mixed solution solute, as glycerine and the natural perfume material of solvent, the mass ratio of described glycerine and propane diols is 3: 1, and the mass ratio of described natural perfume material and glycerine is 1: 3.
2. vaporation-type electronic cigarette according to claim 1; it is characterized in that: described control module (3) is located between battery (2) and electric heating piece (41), between described control module (3) and electric heating piece (41), be provided with for thermal insulation protection control module (3) and support the heat insulation support mica sheet (40) of electric heating piece (41).
3. vaporation-type electronic cigarette according to claim 1 and 2, it is characterized in that: described suction nozzle (11) is provided with suction nozzle hole (111), described suction nozzle (11) and housing (1) socket, one end of described suction nozzle (11) socket housing (1) is provided with the groove (112) being communicated with suction nozzle hole (111), described groove (112) is communicated with the inner chamber of baking box (4) with openend positioned opposite and the described groove (112) of baking box (4), the bottom of described groove (112) is provided with the nickel wire net (113) for preventing that tobacco compositions from spilling from suction nozzle hole (111).
4. vaporation-type electronic cigarette according to claim 3, it is characterized in that: described control module (3) comprises for controlling the on-off circuit (31) of electric heating piece (41) heated condition, described electric heating piece (41) is connected with power supply by on-off circuit (31).
5. vaporation-type electronic cigarette according to claim 4, it is characterized in that: described housing (1) is provided with USB charging inlet (13), described battery (2) is chargeable lithium ion battery, described control module (3) is provided with for regulating the charging circuit of charging current and voltage, and described battery (2) is connected with USB charging inlet (13) by described charging circuit.
6. vaporation-type electronic cigarette according to claim 5, is characterized in that: described charging circuit is BUCK charging circuit.
7. vaporation-type electronic cigarette according to claim 6, it is characterized in that: described housing (1) is provided with the burner on light (15) that is used to indicate the charging indicator light (14) of described charging circuit charged state and is used to indicate the heated condition of electric heating piece (41), described charging indicator light (14) is connected with USB charging inlet (13), being connected with control module (3) of described burner on light (15).
8. vaporation-type electronic cigarette according to claim 7, is characterized in that: described electric heating piece (41) is thick film electric heating piece.
CN201210268024.6A 2012-07-31 2012-07-31 Evaporation type electronic cigarette CN102754924B (en)

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CN102754924B true CN102754924B (en) 2014-09-10

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