CN105520198B - A kind of electronic cigarette and its spray chamber - Google Patents
A kind of electronic cigarette and its spray chamber Download PDFInfo
- Publication number
- CN105520198B CN105520198B CN201610061277.4A CN201610061277A CN105520198B CN 105520198 B CN105520198 B CN 105520198B CN 201610061277 A CN201610061277 A CN 201610061277A CN 105520198 B CN105520198 B CN 105520198B
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- CN
- China
- Prior art keywords
- spray chamber
- electronic cigarette
- polyalcohol
- regulating member
- outlet temperature
- Prior art date
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- A24F47/008—
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- Electrostatic Spraying Apparatus (AREA)
- Nozzles (AREA)
Abstract
The invention discloses a kind of spray chambers of electronic cigarette, are equipped with outlet temperature regulating member in the outlet port of spray chamber, the outlet temperature regulating member is to be filled in the indoor polyalcohol fibre composite phase_changing material of atomization；The polyalcohol fibre composite phase_changing material is to be made of polyalcohol pentaerythrite and trishydroxymethylaminomethane.The invention also discloses the electronic cigarettes for including above-mentioned spray chamber.The present invention, can be effectively by atomizing gas outlet area of plane weighted temperature, the control of spray chamber gas passage inner volume weighted temperature in suitable range by polyalcohol fibre composite phase_changing material phase-change heat-exchange.
Description
Technical field
The present invention relates to electronic cigarette field, more particularly to a kind of electronic cigarette and its spray chamber.
Background technology
The substance generated after cigarette lighter is roughly divided into six major class：First, aldehydes, nitride, olefines；Second is that nicotine
Class；Third, amine, cyanide and heavy metal；Fourth, Benzpyrene, arsenic, cadmium, methyl hydrazine, amino phenols, other radioactive substances；Fifth,
Phenolic compound and formaldehyde etc.；Sixth, carbon monoxide, these substances have injury to human body.
Englishman in 2007 has invented a kind of electronic cigarette that the people being addicted to smoking can be helped to give up smoking, and electronic cigarette is mainly by lithium electricity
The components such as pond, electrode, spray chamber, pressure sensor, control circuit board, light emitting diode form.This device shape and big
Small similar normal cigarette, the work about electric power provided by battery, when smoker's air-breathing, pressure sensor will open heating coil
Switch, light-emitting diode flash, like firing point, while propylene glycol is evaporated in spray chamber, by containing nicotine it is molten
Liquid mist is melted into steam, just as smoldering, makes one the feeling for generating smoking.Due in electronic cigarette containing only a kind of ingredient of nicotine, to inhaling
The injury much lower of cigarette person.
Currently, the electronic cigarette quality problems of consumer's reflection are concentrated mainly on：1, after a number of uses, smog has peculiar smell,
Stimulate throat；2, after sucking more mouthfuls, smoke temperature is excessively high, there is the feeling of boiling hot mouth.These problems with electronic cigarette atomizing room quality
It is related.Tobacco juice, by thermal evaporation, forms smog, the working performance of spray chamber determines electronic cigarette quality height in spray chamber.One good
Spray chamber should be able to efficiently produce high-quality aerosol and with quickly, stablize response speed.
The spray chamber of electronic cigarette has many special places：1, small, the response time is short, so the power of battery cannot be too
It is small；2, although mostly using the mode that resistance wire directly heats tobacco juice and is atomized, only Oil Guide cotton and resistance wire be in direct contact and
It is easy to form dry combustion method, localized hyperthermia makes Oil Guide cotton carbon if the infiltration of oil storage cotton region nicotinic liquid is not in time as main atomization point
Change, to which atomization gas generates peculiar smell.Therefore, in order to ensure that enough nicotinic liquid quick breaks, spray chamber operating temperature must be suitable
High temperature range in, but since the smog after atomization is directly inhaled into smoker oral cavity, temperature again must be in the very short time
It is dropped in the range of human comfort in narrow space.
After current electronic cigarette for reduction atomizing gas outlet temperature there is no taking any measure, atomization gas to generate
It is directly entered in absorber mouthful by fluid sealant area inside passage aisle.Temperature when being atomized due to nicotinic liquid has reached 120 DEG C
On, it is shorter by the time and path of exit passageway, and be the poor sealing glue material of heat-conductive characteristic around exit passageway
Material, so being likely to be breached 50 DEG C or more into the atomizing air temperature in smoker mouthful.
Polyalcohol is the organic material for having solid-solid phase-change characteristic, at a certain temperature will be by a kind of orderly crystalline phase
It is changed into unordered plastic crystal phase, and energy is absorbed in this phase transition process.Due to the suitable phase transition temperature of polyalcohol,
It is related to smaller volume change when higher enthalpy of phase change, weak erosive and solid-solid phase-change, suitable for as phase change heat storage material.Mesh
Before, it is reported in the literature be all the infrared absorption spectrum in relation to them, solid-solid phase-change enthalpy, phase transition temperature, phasor, before phase change after
The physicochemical properties such as crystal structure characteristic have no its application example as heat-storing material in life produces.
Invention content
In order to overcome the disadvantages mentioned above and deficiency of the prior art, the purpose of the present invention is to provide a kind of atomization gas outlet temperature
Spend the spray chamber of suitable electronic cigarette.
Another object of the present invention is to provide a kind of electronic cigarette, manufacturing cost is low, atomization gas outlet temperature is suitable, healthy
Safety.
The purpose of the present invention is achieved through the following technical solutions：
A kind of spray chamber of electronic cigarette is equipped with outlet temperature regulating member, the outlet temperature in the outlet port of spray chamber
Degree regulating member is to be filled in the indoor polyalcohol fibre composite phase_changing material of atomization.
The polyalcohol fibre composite phase_changing material is made of polyalcohol pentaerythrite and trishydroxymethylaminomethane.
The molar ratio of the pentaerythrite and trishydroxymethylaminomethane is 07~0.8：1.
The outlet temperature regulating member is made of the polyalcohol fibre composite phase_changing material being sealed in canister；
The cylindrical-shaped structure that the canister leads in being, including inner and outer wall；Along diameter between the inner and outer wall
To being provided with more metal fiber wires；
The polyalcohol fibre composite phase_changing material is filled between inner and outer wall.
The canister is aluminium vessel；The metal fiber wire is copper fiber silk.
The metal fiber wire is welded on inner wall.
The spray chamber includes columned shell, and the enclosure is equipped with high-temperature glass fibre pipe, silicone insulation material
Material, oil storage cotton, Oil Guide cotton, resistive heater, outlet temperature regulating member, sealing rubber ring；The high-temperature glass fibre pipe, outlet
Temperature controlling unit, sealing rubber ring are hollow tubular structure, and oil storage cotton, outlet temperature regulating member, sealing rubber ring are successively
It is filled between high-temperature glass fibre pipe and shell；
The surface that the high-temperature glass fibre Guan Yu oil storage cottons are in contact is equipped with an accommodating notch；The resistive heater
On accommodating notch；The nicotinic liquid that the oil storage cotton will be stored in oil storage cotton by being set to the Oil Guide cotton of accommodating indentation, there
Penetrate into the position of resistive heater；
The silicone insulation material is set to spray chamber one end, and silicone insulation material is equipped with the stomata flowed into for extraneous air；
The sealing rubber ring is set to the other end of spray chamber.
A kind of electronic cigarette includes the spray chamber of above-mentioned electronic cigarette.
The principle of the present invention is as follows：
When electronic cigarette works, polyalcohol passes through itself heat transfer and copper fiber silk and atomization gas, liquid nicotinic liquid
Heat exchange heating, undergoes phase transition after reaching phase transition temperature, absorbs more heats, to effectively reduce atomization gas outlet temperature.
When electronic cigarette inoperative, polyalcohol exchanges heat with external environment, releases the heat of transformation stored before, returns to initial physical state.
Compared with prior art, the present invention has the following advantages and beneficial effect：
(1) present invention can effectively be put down atomizing gas outlet by polyalcohol fibre composite phase_changing material phase-change heat-exchange
Face Area-weighted temperature, the control of spray chamber gas passage inner volume weighted temperature are in suitable range.It is 15 when sucking mouthful number
When secondary, conventional electrical aerosolization gas pelvic outlet plane Area-weighted temperature is higher by 25.82 DEG C than the present invention, gas passage in spray chamber
Volume weighting temperature is higher by 12.06 DEG C.
(2) present invention can reduce the liquid nicotine liquid proportional in gas passage, and liquid nicotine is sucked to reduce consumer
The possibility of liquid.When it is 15 times to suck mouthful number, liquid nicotinic liquid volume ratio is higher than the present invention in conventional electrical cigarette gas passage
Go out 67.4%.
(3) present invention can reduce the gaseous state nicotine liquid proportional in oil storage cotton region, so as to improve liquid nicotinic liquid mobility
Can, reduce the possibility that Oil Guide cotton is carbonized by dry combustion method.When it is 15 times to suck mouthful number, gas in conventional electrical cigarette oil storage cotton region
State nicotinic liquid volume ratio is higher by 67.6% than the present invention.
(4) present invention can increase the atomization quantity of nicotinic liquid, when it is 15 times to suck mouthful number, electronic cigarette atomizing room of the present invention gas
Gaseous state nicotinic liquid volume basis compares conventional electrical cigarette and is higher by 73.4% in body channel.
(5) present invention is multigroup using being laid in polyalcohol pentaerythrite/trishydroxymethylaminomethane binary system material
Radial metal copper fiber, reinforced transformation material and atomization gas heat transfer effect more effectively control atomization gas outlet temperature.
Description of the drawings
Fig. 1 is the structural schematic diagram of the spray chamber of the electronic cigarette of the embodiment of the present invention.
Fig. 2 is the front view of the outlet temperature regulating member of the embodiment of the present invention.
Fig. 3 is the side view of the outlet temperature regulating member of the embodiment of the present invention.
Fig. 4 is the sectional view of the outlet temperature regulating member of the embodiment of the present invention.
Specific implementation mode
With reference to embodiment, the present invention is described in further detail, embodiments of the present invention are not limited thereto.
Embodiment
As shown in Figure 1, the spray chamber of the present embodiment includes columned shell 1, the shell 1 is internally provided with silicone insulation
Material 2, oil storage cotton 3, Oil Guide cotton 4, resistive heater 5, outlet temperature regulating member 7, sealing rubber ring 8, high-temperature glass fibre pipe
9；The high-temperature glass fibre pipe 9, outlet temperature regulating member 7, sealing rubber ring 8 are hollow tubular structure, oil storage cotton 3,
Outlet temperature regulating member 7, sealing rubber ring 8 are sequentially filled between high-temperature glass fibre pipe 9 and shell 1；Gas passage area 6 is
The hollow region surrounded by high-temperature glass fibre pipe 9.
The high-temperature glass fibre pipe 9 is equipped with an accommodating notch on the surface being in contact with oil storage cotton 3；The adding thermal resistance
Silk 5 is set on accommodating notch, is drawn with from external electrode and the conducting wire of insulation silica gel material is passed through to be connected；The oil storage cotton 3 is logical
It crosses and is set to the Oil Guide cotton 4 of accommodating indentation, there the nicotinic liquid being stored in oil storage cotton 3 is penetrated into the position of resistive heater 5.
The silicone insulation material 2 is set to spray chamber one end, and silicone insulation material 2 is equipped with the gas flowed into for extraneous air
Hole；The sealing rubber ring 8 is set to the other end of spray chamber.
As shown in figs. 2 to 4, the outlet temperature regulating member is by the polyalcohol fiber composite phase transformation that is sealed in aluminium vessel
Material is constituted；The cylindrical-shaped structure that the aluminium vessel leads in being, including inner wall 71 and outer wall 72, container wall thickness 0.2mm, entire phase
Become material sections axial length 2mm；The middle part (A-A planes shown in Fig. 3) of the outlet temperature regulating member is in inner wall 71 and outside
More copper fiber silks 73 (as shown in Figure 4) are disposed radially between wall 72, the copper fiber silk 73 is welded on inner wall 71, is in
0 °, 30 °, 60 °, 90 ° of angle radiation shape distributions.The polyalcohol fibre composite phase_changing material be filled in inner wall 71 and outer wall 72 it
Between.
First alcohol fibre composite phase_changing material of the present embodiment is made of polyalcohol pentaerythrite and trishydroxymethylaminomethane；
The molar ratio of the pentaerythrite and trishydroxymethylaminomethane is 07~0.8：1.The pentaerythrite used in the present embodiment
(PE, 2,2-Bis (Hydroxymethyl) -1,3-Propanediol, Pentaerythritol, 186 DEG C of phase transition temperature, phase transformation
Enthalpy 339.55J.g-1)/trishydroxymethylaminomethane (TRIS, Trishydroxymethylaminomethane, phase transition temperature 135
DEG C, enthalpy of phase change 295.61J.g-1) composition binary system (PE/TRIS, PE molar ratio 0.754,120 DEG C of phase transition temperature, enthalpy of phase change
320.55J.g-1).Compared to polyalcohol unitary system, PE/TRIS binary systems be atomized when repeatedly being sucked with consumer it is indoor
Temperature field more matches, and ensure that sufficiently large unit mass latent heat of phase change.Compared to solid-liquid phase change, because polyalcohol is sent out
Raw is solid-solid phase-change, is not only easy to leakproof, and rear volume change is small before phase change, is suitable for electronic cigarette " in narrow space
It is interior to drop to atomization gas outlet temperature in the range of human comfort " requirement.
The outlet temperature regulating member of the present embodiment is overcome polynary by being welded on the copper fiber silk augmentation of heat transfer of inner wall
The small unfavorable factor of the alcohol coefficient of heat conduction builds heat transfer by all kinds of means, the heat at faster speed carrying spray chamber, atomization gas
Amount is transferred at internal polyalcohol so that is had more polyalcohols that can participate in solid-solid phase-change, is suitable for electronic cigarette " very short
Time in atomization gas outlet temperature is dropped in the range of human comfort " requirement.
Using the electronic cigarette of the spray chamber of the present embodiment, when consumer's air-breathing, pressure sensor will open adding thermal resistance
The switch of silk, battery functions, liquid nicotine solution is atomized into steam in spray chamber, formed together with air atomization gas and by
High-temperature glass fibre pipe cutting opening enters gas passage area, is surveyed in polyalcohol fibre composite phase_changing material area, fluid sealant area logical
Road enters in consumer mouthful.When electronic cigarette works, oil storage cotton region in spray chamber, gas passage area temperature rise quickly, it is more
First alcohol PE/TRIS absorbs sensible heat heating by itself heat transfer and the effect of filametntary augmentation of heat transfer, when reaching solid-solid phase-change
When temperature, polyalcohol is changed into unordered plastic crystal phase by orderly crystalline phase, is absorbed during isothermal phase change a large amount of latent
Heat, to it is rapid, effectively delay spray chamber temperature rise trend.
The present embodiment has done sunykatuib analysis to the electronic cigarette of existing electronic cigarette and the present invention.Lithium battery model is set when simulation
For 3.7V/650mAh, simultaneously grid division is respectively established to conventional electrical cigarette and the present invention using GAMBIT softwares, is used
FLUENT14.0 softwares carry out simulation calculating.When calculating, selected in " SOLER " option group-" pressure-based ",
" unsteady ", " implicit ", " viscous " selection " standard k-e ".To the object phase of nicotinic liquid, " phase " selection
" MIXTURE "/" condensation-evaporation " models, arranging thing are mutually three-phase (liquid nicotinic liquid, gaseous state nicotine
Liquid, air).The object phase of polyalcohol fibre composite phase_changing material controls its phase-change characteristic by UDF programs.It is set in boundary condition
It is PRESSURE-OUTLET, outside wall surface WALL to set atomization gas outlet, is freely exchanged heat with outside air, setting fluid sealant, high temperature
It hands in the regions such as fiberglass pipe, atomization chamber enclosure, silicone insulation material (further including fibre composite phase_changing material area in the present invention)
Interface is INTERFACE types.The oil storage cotton region for impregnating nicotinic liquid is set as the porous material that porosity is 90%.“scheme”
It selects " SIMPLE ", " transient " selection " first order implicit ".Initialization temperature is set as 20 DEG C.When iteration
Between between be divided into 0.1s, each time step iterations are 5.
By FLUENT14.0 post-processings, analog result is as shown in table 1~3.
As it can be seen from table 1 when it is 15 times to suck mouthful number, conventional electrical aerosolization gas pelvic outlet plane Area-weighted temperature
25.82 DEG C are higher by than the present invention, gas passage volume weighting temperature is higher by 12.06 DEG C in spray chamber.Therefore, the present invention passes through more
First alcohol fibre composite phase_changing material phase-change heat-exchange, can be effectively by atomizing gas outlet area of plane weighted temperature, spray chamber gas
The inner volume weighted temperature control of body channel is in suitable range.
1 analog temperature result of table
From Table 2, it can be seen that when it is 15 times to suck mouthful number, liquid nicotinic liquid volume in conventional electrical cigarette gas passage
Frequently the present invention is higher by 67.4%.Therefore, the present invention can reduce the liquid nicotine liquid proportional in gas passage, to reduce consumption
Person sucks the possibility of liquid nicotinic liquid.
From Table 2, it can be seen that when it is 15 times to suck mouthful number, gaseous state nicotinic liquid in the oil storage cotton region of conventional electrical cigarette
Volume ratio is higher by 67.6% than the present invention.Therefore, the present invention can reduce the gaseous state nicotine liquid proportional in oil storage cotton region, to change
Kind liquid nicotinic liquid mobile performance reduces the possibility that Oil Guide cotton is carbonized by dry combustion method.
Table 2 simulates gas passage and oil storage cotton region liquid phase and nicotinic liquid gas phase Phase Proportion result
From table 3 it is observed that when it is 15 times to suck mouthful number, gaseous state cigarette in the gas passage of electronic cigarette atomizing room of the present invention
Lye volume basis compares conventional electrical cigarette and is higher by 73.4%, and therefore, the present invention can increase the atomization quantity of nicotinic liquid.
Table 3 simulates the atomization gas phase Phase Proportion result of gas passage
The above embodiment is a preferred embodiment of the present invention, but embodiments of the present invention are not by the embodiment
Limitation, it is other it is any without departing from the spirit and principles of the present invention made by changes, modifications, substitutions, combinations, simplifications,
Equivalent substitute mode is should be, is included within the scope of the present invention.
Claims (7)
1. a kind of spray chamber of electronic cigarette, which is characterized in that be equipped with outlet temperature regulating member, institute in the outlet port of spray chamber
It is to be filled in the indoor polyalcohol fibre composite phase_changing material of atomization to state outlet temperature regulating member；The spray chamber includes cylinder
The shell of shape, the enclosure are equipped with high-temperature glass fibre pipe, silicone insulation material, oil storage cotton, Oil Guide cotton, adding thermal resistance
Silk, outlet temperature regulating member, sealing rubber ring；The high-temperature glass fibre pipe, outlet temperature regulating member, sealing rubber ring are
Hollow tubular structure, silicone insulation material, oil storage cotton, outlet temperature regulating member, sealing rubber ring are sequentially filled in high temperature glass
Between glass fibre pipe and shell；
The surface that the high-temperature glass fibre Guan Yu oil storage cottons are in contact is equipped with an accommodating notch；The resistive heater is set to
On accommodating notch；The oil storage cotton is permeated the nicotinic liquid being stored in oil storage cotton by being set to the Oil Guide cotton of accommodating indentation, there
To the position of resistive heater；
The silicone insulation material is set to spray chamber one end, and silicone insulation material is equipped with the stomata flowed into for extraneous air；It is described
Sealing rubber ring is set to the other end of spray chamber.
2. the spray chamber of electronic cigarette according to claim 1, which is characterized in that the polyalcohol fibre composite phase_changing material
It is made of polyalcohol pentaerythrite and trishydroxymethylaminomethane.
3. the spray chamber of electronic cigarette according to claim 2, which is characterized in that the pentaerythrite and trihydroxy methyl amino
The molar ratio of methane is 07~0.8：1.
4. the spray chamber of electronic cigarette according to claim 1, which is characterized in that the outlet temperature regulating member is by sealing
Polyalcohol fibre composite phase_changing material in canister is constituted；
The cylindrical-shaped structure that the canister leads in being, including inner and outer wall；It is radially set between the inner and outer wall
It is equipped with more metal fiber wires；
The polyalcohol fibre composite phase_changing material is filled between inner and outer wall.
5. the spray chamber of electronic cigarette according to claim 4, which is characterized in that the canister is aluminium vessel；It is described
Metal fiber wire is copper fiber silk.
6. the spray chamber of electronic cigarette according to claim 4, which is characterized in that the metal fiber wire is welded on inner wall
On.
7. a kind of electronic cigarette, which is characterized in that include the spray chamber of claim 1~6 any one of them electronic cigarette.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610061277.4A CN105520198B (en) | 2016-01-28 | 2016-01-28 | A kind of electronic cigarette and its spray chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610061277.4A CN105520198B (en) | 2016-01-28 | 2016-01-28 | A kind of electronic cigarette and its spray chamber |
Publications (2)
| Publication Number | Publication Date |
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| CN105520198A CN105520198A (en) | 2016-04-27 |
| CN105520198B true CN105520198B (en) | 2018-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610061277.4A Expired - Fee Related CN105520198B (en) | 2016-01-28 | 2016-01-28 | A kind of electronic cigarette and its spray chamber |
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| CN110699853A (en) * | 2019-10-15 | 2020-01-17 | 南通醋酸纤维有限公司 | Composite fiber non-woven material for cigarette filter tip, preparation method and application |
| CN110574972B (en) * | 2019-10-15 | 2024-06-21 | 中国科学技术大学先进技术研究院 | Peripheral non-combustion type tobacco heating device and suction device |
| CN110616505A (en) * | 2019-10-15 | 2019-12-27 | 南通醋酸纤维有限公司 | Composite acetate fiber non-woven material for cigarette filter tip, preparation method and application |
| CN113174238B (en) * | 2021-04-13 | 2021-11-16 | 深圳市康吸科技有限公司 | Composite phase change material for rapidly reducing smoke temperature of electronic cigarette, preparation method of composite phase change material and electronic cigarette |
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| CN105520198A (en) | 2016-04-27 |
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