Heat generating component, atomization core, atomizer and electronic cigaretteTechnical field
The utility model embodiment is related to smoking set field more particularly to a kind of heat generating component, atomization core, atomizer and electronicsCigarette.
Background technique
Electronic cigarette is a kind of electronic product for imitating cigarette, there is appearance, smog, taste and the feeling as cigarette.It is by the means such as atomization, after the tobacco juice containing nicotine etc. is become steam, a kind of product for allowing user to suck.Due to electricitySub- cigarette good portability will not generate open fire, and the feature of environmental protection, favor of the heat generating component by many smoking personages.
Electronic cigarette generally comprises the heat generating component of heating atomization tobacco juice after energization, and existing heat generating component generally all includes being inThe porous body of tubular and the heater being fixed on inside porous body, the inside of porous body are the atomization side for being atomized tobacco juice, porous bodyOutside be draw tobacco juice imbibition side, the thermal conductivity of close the atomization side of existing porous body and close to imbibition survey thermal conductivityEqually.
However, the thermal conductivity for needing to be atomized side is low for the atomization side for being atomized tobacco juice, it can guarantee that heater produces in this wayInside the porous body that raw heat is all concentrated, for tobacco juice to be flashed to aerosol；But the temperature mistake for being atomized side cannot be made againHeight, the heat that otherwise will cause heater generation cannot be distributed effectively, and the temperature for being atomized side can rise always, be easy to makeAt heater dry combustion method, it is also easy to produce burning, and then influences the mouthfeel and suction experience of consumer.
Therefore, the porous body of single thermal conductivity does not generate burning it is difficult to ensure that while generating big amount of smoke.
Utility model content
While guaranteeing raw big amount of smoke to solve the porous body of single thermal conductivity in the prior art, it is also easy to produce burningThe problem of, the utility model embodiment provides a kind of porous body while generating big amount of smoke, does not generate the fever group of burningPart, atomization core, atomizer and electronic cigarette.
In a first aspect, the utility model embodiment provides a kind of heat generating component, the heat generating component includes:
Porous body, for drawing and storing tobacco juice, the porous body has opposite imbibition side and atomization side, the tobacco juiceThe atomization side is penetrated into from the imbibition side；
Heater is located at the imbibition side, and the heater is for adding the tobacco juice being stored in the porous bodyHeat atomization；
Thermal conductivity on the porous body close to the region of the atomization side is less than on the porous body close to imbibition sideThe thermal conductivity in region.
Optionally, the porous body includes the second layer of the first layer and the close imbibition side close to the atomization side,The thermal conductivity of the first layer is less than the thermal conductivity of the second layer.
Optionally, the material that the first layer is made includes silica, silicon nitride, diatomite, at least one in silicateKind；
The material that the second layer is made includes aluminium oxide, silicon carbide, aluminium nitride, beryllium oxide, at least one in boron nitrideKind.
Optionally, the porosity of the first layer is equal to the porosity of the second layer.
Optionally, the thickness of the first layer is less than the thickness of the second layer.
Optionally, the heater and the first layer, the second layer are integrally formed.
Optionally, porosity of the porous body close to the atomization side is greater than the porous body close to the imbibition sidePorosity.
Optionally, hole of the porous body close to the porosity for being atomized side to the porous body far from the atomization sideGap rate is successively decreased.
Second aspect, the utility model embodiment provide a kind of atomization core, and the atomization core includes:
Bracket；
Heat generating component is contained in the bracket, wherein the heat generating component is fever group described in any of the above embodimentsPart.
The third aspect, the utility model embodiment provide a kind of atomizer, and the atomizer includes:
Atomization set is provided with the liquid storage chamber of storage tobacco juice in the atomization set；
Atomization core is contained in the atomization set, wherein the atomization core is atomization core described above.
Fourth aspect, the utility model embodiment provide a kind of electronic cigarette, and the electronic cigarette includes:
Atomizer and for the atomizer provide electric energy power supply module so that the atomizer be powered after to storageTobacco juice in the atomizer carries out heating atomization, to generate the aerosol directly aspirated for user, wherein the mistChange device is atomizer described above.
Compared with the porous body of single thermal conductivity in the prior art, the porous body in the utility model is close to atomization sideThermal conductivity is less than the porous body close to the thermal conductivity of the imbibition side, while guaranteeing big amount of smoke, is not likely to produce burning, mentionsUser experience is risen.
Detailed description of the invention
One or more embodiments are illustrated by the picture in corresponding attached drawing, these exemplary theorysThe bright restriction not constituted to embodiment, the element in attached drawing with same reference numbers label are expressed as similar element, removeNon- to have special statement, composition does not limit the figure in attached drawing.
Fig. 1 is the perspective view for the heat generating component that the utility model embodiment one provides；
Fig. 2 is the section plan for the heat generating component that embodiment one provides；
Fig. 3 is the section plan of heat generating component provided by the utility model other embodiments；
Fig. 4 is the stereogram exploded view for the atomization core that the utility model embodiment two provides；
Fig. 5 is the section plan for the atomizer that the utility model embodiment three provides；
Fig. 6 is the plan view for the electronic cigarette that the utility model embodiment four provides.
The drawing reference numeral of specific embodiment illustrates:
| Heat generating component 1 | Porous body 11 | First layer 111 | The second layer 112 |
| It is atomized side 113 | Imbibition side 114 | Heater 12 | Atomization core 2 |
| Bracket 21 | Oil guiding hole 210 | Imbibition cotton 22 | Atomizer 3 |
| Atomization set 31 | Liquid storage chamber 310 | Suction nozzle 32 | Electronic cigarette 4 |
| Power supply module 41 | | | |
Specific embodiment
For the ease of understanding the utility model, with reference to the accompanying drawings and detailed description, the utility model is carried out moreDetailed description.It should be noted that it can be directly in another element when element is expressed " being fixed on " another elementUpper or placed in the middle there may be one or more therebetween elements.When an element is expressed " connection " another element, it canTo be directly to another element or elements placed in the middle there may be one or more therebetween.This specification is usedTerm " on ", "lower", "left", "right", "inner", "outside" and similar statement for illustrative purposes only.
Unless otherwise defined, technical and scientific term all used in this specification and the skill for belonging to the utility modelThe normally understood meaning of the technical staff in art field is identical.Art used in the description of the utility model in this specificationLanguage is only for the purpose of describing specific embodiments, and is not intended to limitation the utility model.Art used in this specificationLanguage "and/or" includes any and all combinations of one or more related listed items.
Embodiment one
As depicted in figs. 1 and 2, the heat generating component 1 provided for the utility model embodiment one, the heat generating component 1 includePorous body 11 and heater 12.
The porous body 11 is made by porous ceramic film material, and the porous body 11 is hollow cylindrical configuration, the porous body11 include the second layer 112 positioned at the first layer 111 of inside and positioned at outside, and the thermal conductivity of the first layer 111 is less than describedThe thermal conductivity of the second layer 112, the porosity of the first layer 111 are equal to the porosity of the second layer 112, the first layer111 thickness is less than the thickness of the second layer 112.
In this embodiment, the thermal conductivity of the first layer 111 is 0-5W/ (m*K), and the thermal conductivity of the second layer 112 is5-35W/(m*K).The thickness 0-0.8mm of the first layer 111, the second layer 112 with a thickness of 0.8-5mm.
The manufacture material of the first layer 111 includes the pottery of the lower thermal conductivities such as silica, silicon nitride, diatomite, silicateCeramic material, the manufacture material of the second layer 112 include the thermal conductivities such as aluminium oxide, silicon carbide, aluminium nitride, beryllium oxide, boron nitrideHigh ceramic material.The first layer 111 can be shaped by lapping with the second layer 112, is also possible to be integrally formed or infuseIt is moulded into type.
The main function of the porous body 11 is to draw tobacco juice from the liquid storage chamber 310 of electronic cigarette 4 as Oil Guide component,Tobacco juice in liquid storage chamber 310 is drawn and is passed on the first layer 111 of inside by the second layer 112 positioned at outside.
It is understood that the porous body 11 can be by porous glass ceramics, cellular glass in some other implementationsEqual hard capillary structure is made.
The heater 12 is contained in the porous body 11, and the heater 12 is shaped in the porous body 11Interior, the heater 12 is integrally formed with the first layer 111, the heater 12 be powered after to being drawn to the porous body 11In tobacco juice carry out heating atomization, form aerosol, the aerosol is via described in the channel discharge among the porous body 11Outside porous body 11, therefore the porous body 11 is atomization side 113 close to the side of the heater 12, and the porous body 11 is far from instituteThe side for stating heater 12 is imbibition side 114, and the thermal conductivity of the atomization side 113 of the porous body 11 is less than the porous body 11The thermal conductivity of the thermal conductivity of imbibition side 114, i.e., described 11 inside of porous body is less than the thermal conductivity in 11 outside of porous body.
In the present embodiment, the heater 12 is heating wire, it is to be understood that in some other embodiments, instituteState the other structures forms such as heater 12 or fever tablet, Heating tube.
It is understood that the porous body 11 can also be by single porous ceramics material in some other embodimentsMaterial is made, and porosity of the porous body 11 close to the side of atomization side 113 is greater than the porous body 11 far from the atomization sideThe porosity of 113 side, so that the thermal conductivity of the side of the close atomization side 113 of the porous body 11 is less than described porousThe thermal conductivity of side of the body 11 far from the atomization side 113.
It is understood that the porous body 11 is close to the side for being atomized side 113 in some other embodimentsThe porosity of side of the porosity to the porous body 11 far from the atomization side 113 is successively decreased.
It is understood that as shown in figure 3, the porous body 11 also can be made other shapes, for example, the porous body11 be tabular, at this point, the heater 12 is set as fever tablet accordingly, it is only necessary to which the porous body 11 is provided with fever tabletAtomization side 113 side thermal conductivity be less than the porous body 11 far from it is described atomization side 113 side thermal conductivity.
It is understood that the porous body 11 can also make changing for adaptability according to the concrete shape of atomization core 2Become, for example, the other shapes such as arch, W type, I-shaped.
In the present embodiment, the second layer 112 draws tobacco juice from the liquid storage chamber 310 (not shown), the tobacco juice viaHole in the second layer 112 enters in the first layer 111 of inside, more described in heating atomization after the heater 12 is poweredThe aerosol of the tobacco juice drawn in hole body 11, generation is discharged via the channel among the porous body 11.
Compared with the porous body 11 of single thermal conductivity in the prior art, the porous body 11 in the utility model is close to atomizationThe thermal conductivity of the side of side 113 is less than the thermal conductivity of side of the porous body 11 far from the atomization side 113, guarantees heaterThe more inside for concentrating on porous body 11 of the heat of 12 generations, so that the heat that the heater 12 generates is mostly used for cigaretteLiquid flashes to aerosol, realizes the requirement of the big amount of smoke of the electronic cigarette 4 comprising the heat generating component 1, simultaneously as far from instituteThe thermal conductivity for stating the side of atomization side 113 is high, and the waste heat that the heating wire is generated effectively distributes, noIt is also easy to produce burning, the user experience is improved.
Embodiment two
As shown in figure 4, the atomization core 2 includes bracket 21, inhales for the atomization core 2 that the utility model embodiment two providesLiquid cotton 22 and heat generating component 1, wherein the heat generating component 1 is identical as in embodiment one, and details are not described herein.
The bracket 21 is hollow cylindrical configuration, is provided with oil guiding hole 210, the oil guiding hole on the side wall of the bracket 21210 are connected with liquid storage chamber 310 (not shown).
The imbibition cotton 22 is wrapped in outside the heat generating component 1, that is, is included in outside the porous body 11, and with the feverComponent 1 is contained in together in the bracket 21, and the imbibition cotton 22 from liquid storage chamber 310 for drawing tobacco juice, and by the cigaretteLiquid is conducted to porous body 11, and the imbibition cotton 22 also acts as the effect of lock liquid so that the tobacco juice on the imbibition cotton 22 be not easy fromIt is leaked in the atomization core 2.
Embodiment three
As shown in figure 5, implementing three atomizers 3 provided for the utility model, the atomizer 3 includes atomization set 31, mistChange core 2 and suction nozzle 32, wherein the atomization core 2 is identical as in embodiment two, and details are not described herein.
The atomization set 31 is hollow circular tube structure, the receiving and the one end for being fixed on the atomization set 31, the suctionMouth 32 is fixed on the other end of the atomization set 31, and the liquid storage chamber 310 of storage tobacco juice is provided in the atomization set 31, i.e., describedSuction nozzle 32, the atomization set 31, the atomization core 2 surround to form the liquid storage chamber 310.
Example IV
As shown in fig. 6, the electronic cigarette 4 includes 3 He of atomizer for the electronic cigarette 4 that the utility model embodiment four providesPower supply module 41, wherein identical in the atomizer 3 and embodiment three, details are not described herein.
The power supply module 41 is used to power to the atomizer 3, so that after the heater 12 in the atomizer 3 is poweredHeating atomization is carried out to the tobacco juice being drawn in the porous body 11, to generate the aerosol directly aspirated for user.
It is understood that the battery (not shown) in the battery component can be dry cell, lithium battery or chargeableBattery.
It should be noted that giving the preferable implementation of the utility model in the specification and its attached drawing of the utility modelExample, still, the utility model can be realized by many different forms, however it is not limited to which this specification is described to be implementedExample, not as the additional limitation to the content of the present invention, purpose of providing these embodiments is makes to this reality these embodimentsUnderstanding with novel disclosure is more thorough and comprehensive.Also, above-mentioned each technical characteristic continues to be combined with each other, and is formed not upperThe various embodiments that face is enumerated are accordingly to be regarded as the range of the utility model specification record；Further, to ordinary skillFor personnel, it can be modified or changed according to the above description, and all to should belong to this practical new for all these modifications and variationsThe protection scope of type appended claims.