CN115251478A - Heating element and method of atomization core, electronic cigarette atomization core and method - Google Patents
Heating element and method of atomization core, electronic cigarette atomization core and method Download PDFInfo
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- CN115251478A CN115251478A CN202210826447.9A CN202210826447A CN115251478A CN 115251478 A CN115251478 A CN 115251478A CN 202210826447 A CN202210826447 A CN 202210826447A CN 115251478 A CN115251478 A CN 115251478A
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 153
- 238000000034 method Methods 0.000 title claims abstract description 33
- 239000003571 electronic cigarette Substances 0.000 title claims abstract description 23
- 238000000889 atomisation Methods 0.000 title claims abstract description 20
- 239000000919 ceramic Substances 0.000 claims abstract description 50
- 239000000758 substrate Substances 0.000 claims abstract description 37
- 238000002360 preparation method Methods 0.000 claims abstract description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 33
- 239000002002 slurry Substances 0.000 claims description 33
- 238000005245 sintering Methods 0.000 claims description 19
- 239000000779 smoke Substances 0.000 claims description 10
- 238000012387 aerosolization Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 241000208125 Nicotiana Species 0.000 abstract description 26
- 235000002637 Nicotiana tabacum Nutrition 0.000 abstract description 26
- 230000008569 process Effects 0.000 abstract description 16
- 230000000391 smoking effect Effects 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 16
- 230000006872 improvement Effects 0.000 description 12
- 239000002184 metal Substances 0.000 description 6
- 230000001413 cellular effect Effects 0.000 description 5
- 239000000443 aerosol Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 2
- 239000004793 Polystyrene Substances 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 239000004005 microsphere Substances 0.000 description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 2
- 239000004926 polymethyl methacrylate Substances 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- 239000011800 void material Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 240000007049 Juglans regia Species 0.000 description 1
- 235000009496 Juglans regia Nutrition 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 235000021552 granulated sugar Nutrition 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 235000020234 walnut Nutrition 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
- A24F40/70—Manufacture
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
- A24F40/10—Devices using liquid inhalable precursors
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
- A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
- A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
- A24F40/42—Cartridges or containers for inhalable precursors
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
- A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
- A24F40/46—Shape or structure of electric heating means
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- Resistance Heating (AREA)
Abstract
The invention provides a heating element of an atomizing core, wherein the inside and the surface of the heating element are provided with micropore structures. The invention also provides a preparation method of the heating element of the atomization core, the electronic cigarette atomization core and a preparation method of the electronic cigarette atomization core. The beneficial effects of the invention are: the heating element of the atomizing core is completely designed, and the heating element with the inner part and the surface having the micropore structure is adopted, so that on one hand, the temperature difference formed by the blank gap area of the heating element in the traditional scheme is eliminated, and the smoking taste of the tobacco tar is favorably fully atomized and restored; on the other hand, after the smooth oil guiding and storing functions of the tobacco tar are realized through the micropore structure of the ceramic substrate, the smooth oil guiding and storing functions can be realized in the micropores of the heating element, so that the fact that the tobacco tar continuously flows to the surface of the heating element in the using process of a consumer is ensured, heating atomization is stably realized, and the taste enjoyment of the consumer is more sufficient.
Description
Technical Field
The invention relates to an electronic cigarette, in particular to a heating element and method of an atomization core, and the atomization core of the electronic cigarette and the method.
Background
Relevant management and guidance suggestions are formally made by the country, so that the tobacco tar atomization type electronic cigarette becomes an important industry and has a good development prospect.
In whole electron smog spinning disk atomiser device, atomizing core subassembly is the core component of electron smog spinning disk atomiser device, and its main function is exactly when the user uses, through the principle that generates heat of atomizing core circular telegram, becomes smog with liquid tobacco tar high temperature atomizing, and the special flue gas passageway of rethread is sent into the consumer mouth to replace traditional tobacco, let the consumer experience brand-new enjoyment of sucking.
At present, the heating elements of the ceramic atomizing core which are commonly used in the industry mainly adopt two types: the resistance wire or the metal grid-shaped sheet and the printable resistance paste. In the use process of consumers, the heating elements made of the materials have some places needing optimization: that is, the resistance wire, the grid-shaped metal sheet, or the metal resistance material of the atomizing core heating element formed by printing the resistance paste does not have the micro-pore structure for guiding and storing oil on the surface and inside thereof, and under the prior art, it is difficult to design the whole of the resistance wire, the grid-shaped metal sheet, and the heating element formed by printing the resistance paste on the heating surface of the atomizing core substrate in a large area, that is, in terms of design principle, the existing resistance wire, the grid-shaped metal sheet, and the heating element 101 formed by printing the resistance paste, as shown in fig. 1 and 2, a blank gap area 103 with a large area must be left on the surface of the atomizing core substrate 102, so as to ensure that the tobacco tar can flow to the blank gap area left on the periphery of the heating element through the micro-pores inside the atomizing core substrate, and further ensure that the periphery of the heating element can be continuously supplied with the tobacco tar all the time, thereby realizing stable smoke output when a consumer sucks and uses the tobacco. Based on this kind of design principle, the surface of atomizing core base member contact tobacco tar has just been decided, because heating element has left a lot of gaps, can not accomplish that the whole surface of generating heat of atomizing core generates heat simultaneously, in the blank clearance region that does not have resistance heating element, it will wholly be slow some to generate heat, consequently, the temperature difference has just been formed, when the consumer uses, the tobacco tar in the slow region that generates heat and the tobacco tar in the fast region that generates heat, it is asynchronous that high temperature atomizing will appear, and then the reduction degree that produces the mouth feel of sucking is not enough, the unstable hidden danger of taste, influence consumer's smoking and experience.
Therefore, the heating element of the atomizing core needs to be redesigned, so that the problems or hidden dangers existing in the current industry are integrally solved by a new design idea, and better products and services are provided for consumers.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a heating element and a method of an atomization core, and an electronic cigarette atomization core and a method.
A method of making a heating element for an atomizing core, comprising:
preparing resistance slurry, and adding a pore-forming agent into the resistance slurry;
and sintering, namely sintering the resistance slurry added with the pore-forming agent, wherein in the sintering process, the pore-forming agent is gradually eliminated and forms a microporous structure in the interior and on the surface of the resistance slurry step by step, so that the heating element with the microporous structure in the interior and on the surface is prepared.
The pore-forming agent can be selected widely as long as the pore-forming process in the heating element can be realized, and common pore-forming agents can be used, for example, naphthalene, sawdust, walnut shell powder, carbon particles, granulated sugar particles, PS (polystyrene) microspheres, PMMA (polymethyl methacrylate) microspheres, plastic particles, inorganic ammonium salts, al2O3 hollow spheres, silicon carbide and other fillers can be used, and other materials capable of realizing reasonable pore-forming can also be used.
As a further improvement of the invention: the using amount of the resistance paste added with the pore-forming agent is adjusted before and/or during sintering, so that the thickness of the prepared heating element is between 0.01mm and 1.00mm.
The invention also provides a preparation method of the electronic cigarette atomized core, which comprises the following steps:
s1, preparing resistance slurry, and adding a pore-forming agent into the resistance slurry;
s2, covering the resistance slurry added with the pore-forming agent on the heating surface of the ceramic substrate;
s3, sintering the ceramic substrate and the resistance paste added with the pore-forming agent, wherein in the sintering process, the pore-forming agent is gradually eliminated and cellular microporous structures are gradually formed in the resistance paste and on the surface of the resistance paste, so that the electronic cigarette atomization core consisting of the heating element with the microporous structures in the interior and on the surface and the ceramic body is obtained
As a further improvement of the invention: in step S2, the resistance paste to which the pore former is added is printed or deposited or stacked on the ceramic substrate.
As a further improvement of the invention: in step S2, the heating surface of the ceramic substrate is completely covered with the resistance paste to which the pore-forming agent is added or the heating surface of the ceramic substrate is covered with the resistance paste to which the pore-forming agent is added in a gap-free manner in a certain area.
The term "a certain area" refers to a specific number of the heating elements, which may have a certain shape, a certain size, and not limited to 1 block or 1 sheet, and may be adjusted correspondingly according to the actual atomizing core shape, heating power, and other conditions, and may be in various shapes, such as the shapes shown in fig. 4-11; the heating surface can be a certain size, namely the heating surface can occupy the whole heating surface and can also occupy a certain proportion of the whole heating surface; 1 or 1 piece of the heat-generating surface can be arranged, or 2 pieces or more of the heat-generating surface can be arranged, as shown in FIG. 7; "gapless" means that there is no longer a void space region 103 in the prior art heating element within a certain heating element arranged in blocks or slices, as in the manner shown in fig. 1, 2.
As a further improvement of the invention: in step S3, the ceramic substrate and the resistance paste to which the pore-forming agent is added are placed in a high-temperature furnace to be integrally sintered.
As a further improvement of the invention: in the step S2 and/or S3, the using amount of the resistance paste added with the pore-forming agent is adjusted, so that the thickness of the prepared heating element is between 0.01mm and 1.00mm.
The invention also provides a heating element of the atomizing core, and the inside and the surface of the heating element are provided with microporous structures.
As a further improvement of the invention: the microporous structure is honeycomb-shaped.
As a further improvement of the invention: the thickness of the heating element is between 0.01mm and 1.00mm.
The invention also provides an electronic cigarette atomizing core which comprises a ceramic substrate and a heating element arranged on the ceramic substrate, wherein the interior and the surface of the heating element are both provided with micropore structures.
As a further improvement of the invention: the heating element completely or in a certain area covers the heating surface of the ceramic base body without gaps. The term "a certain area" refers to a specific number of the heating elements, which may have a certain shape, a certain size, and not limited to 1 block or 1 sheet, and may be adjusted correspondingly according to the actual atomizing core shape, heating power, and other conditions, and may be in various shapes, such as the shapes shown in fig. 4-11; the heating surface can be a certain size, namely the heating surface can occupy the whole heating surface and can also occupy a certain proportion of the whole heating surface; 1 or 1 piece on the same heating surface, or 2 or more pieces, as shown in fig. 7; "gapless" means that there is no longer a void space region 103 in the prior art heating element within a certain heating element arranged in blocks or slices, as in the manner shown in fig. 1, 2.
As a further improvement of the invention: the thickness of the heating element is between 0.01mm and 1.00mm.
As a further improvement of the invention: the ceramic base is provided with a lead for the heating element to be electrified and heated, and the ceramic base is provided with a smoke outlet.
As a further improvement of the invention: and the heating element on the ceramic substrate is arranged around the smoke outlet.
The beneficial effects of the invention are: through the scheme, the heating element of the atomizing core is completely designed, and the heating element with the microporous structure in the inner part and on the surface is adopted, so that on one hand, a blank gap does not need to be reserved on the whole heating surface of the atomizing core like a traditional structure, a large-area gapless covering resistance heating layer can be realized, the phenomenon that the heating element on the heating surface of the atomizing core in the current industry has a blank gap area is improved, the whole heating surface is ensured to simultaneously and uniformly generate heat, the temperature difference formed by the blank gap area of the heating element in the traditional scheme is eliminated, and the smoking taste of the tobacco tar is favorably and fully atomized and reduced; on the other hand, after the smooth oil guiding and storing functions of the tobacco tar are realized through the micropore structure of the ceramic substrate, the smooth oil guiding and storing can be realized in the micropores of the heating element, so that the situation that the tobacco tar continuously flows to the surface of the heating element in the using process of a consumer is ensured, the heating atomization is stably realized, and the taste enjoyment of the consumer is more sufficient.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other solutions can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of a heating element of a conventional atomizing cartridge.
Fig. 2 is a schematic view of a heating element of a conventional atomizing cartridge.
Fig. 3 is a schematic view of a heating element of an atomizing core of the present invention.
Fig. 4 is a flow chart of a method for preparing an electronic cigarette aerosol core according to the invention.
Fig. 5 is a schematic view of an electronic cigarette atomizing core of the present invention.
Fig. 6 is a schematic view of an electronic cigarette atomizing core of the present invention.
Fig. 7 is a schematic view of an electronic cigarette atomizing core of the present invention.
Fig. 8 is a schematic view of an electronic cigarette atomizing core of the present invention.
Fig. 9 is a schematic view of an electronic cigarette atomizing core of the present invention.
Fig. 10 is a schematic view of an electronic aerosolization core of the present invention.
Fig. 11 is a flow chart of a method of making an electronic cigarette aerosol core of the present invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings, which are based on the orientations and positional relationships indicated in the drawings, and are used for convenience in describing the present invention and to simplify the description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the scope of the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate a number of the indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The invention is further described in the following description and embodiments with reference to the drawings.
Example one
A heating element of an atomizing core has a microporous structure in both the inside and the surface of the heating element.
The microporous structure is cellular.
The heating element can be a resistance wire or a grid-shaped metal sheet or a heating element formed by printing resistance paste.
Compared with the traditional heating element, the biggest improvement of the invention is that the inside and the surface of the heating element are both provided with a micropore structure, and the oil guiding and storing functions of the tobacco tar can be realized.
Example two
A preparation method of a heating element with an atomizing core comprises the steps of adding a pore-forming agent into resistance slurry, sintering, and gradually eliminating the pore-forming agent in the sintering process to form a microporous structure inside and on the surface of the resistance slurry gradually, so that the heating element with the microporous structure inside and on the surface is prepared.
EXAMPLE III
As shown in fig. 3, an electronic cigarette atomizing core includes a ceramic substrate 2 and a heating element 1 disposed on the ceramic substrate 2, and both the inside and the surface of the heating element 1 have a microporous structure.
The heating element 1 is prepared by the following process: adding a pore-forming agent into the resistance slurry, and sintering, wherein in the sintering process, the pore-forming agent is gradually eliminated and forms a microporous structure inside and on the surface of the resistance slurry gradually, so that the heating element 1 with the microporous structure inside and on the surface is prepared.
The heating element 1 completely covers the heating surface (namely the heating atomization area of the tobacco tar) of the ceramic substrate 2, and the mode of covering the resistor slurry without gap in a certain area is adopted on the whole heating surface of the atomization core, so that the phenomenon that the heating element on the heating surface of the atomization core in the current industry has a blank gap area is improved, the whole heating surface is ensured to simultaneously and uniformly generate heat, the temperature difference formed by the blank gap area of the heating element in the traditional scheme is eliminated, and the smoking taste of the tobacco tar is favorably fully atomized and reduced.
The heating element 1 with large area designed by the invention has a plurality of micropore structures in the inner part and the surface, and after the smooth oil guiding and storing functions of the tobacco tar are realized through the micropore structures of the ceramic substrate 2, the smooth oil guiding and storing can be realized in the micropore structures of the heating element 1, so that the tobacco tar can continuously flow to the surface of the heating element in the using process of a consumer, the heating atomization is stably realized, and the taste enjoyment of the consumer is more sufficient.
The ceramic base 2 is provided with two leads 3 for the heating element 1 to be electrified and heated, and the two leads 3 are respectively positive and negative leads, as shown in fig. 4 and 11.
The ceramic base 2 is provided with a smoke outlet 21 for discharging smoke, and the arrangement and shape of the smoke outlet 21 and the heating element 1 are shown in fig. 5 to 10.
The shape of the ceramic substrate 2 can be selected from various shapes, such as circular, oval, polygonal or other shapes.
The middle of the ceramic substrate 2 may be opened or not, and if the ceramic substrate is opened, the opened shape may be various, such as a circle, an ellipse, a polygon or other shapes.
The shape and thickness of the heating element 1 can be selected from various shapes, such as circular, oval, polygonal or other shapes.
The heating element 1 can achieve heating effect from 0.01mm to 1.00mm in the whole thickness, and can be preferably 0.01mm, or 0.10mm, or 0.25mm, or 0.50mm, or 1.00mm.
The heating element 1 and the ceramic substrate 2 may be combined in various manners, such as printing, deposition, and stacking.
In practical application, as long as the heating element of the atomizing core adopts a design concept similar to the description of the scheme that "the resistance paste is added with the pore-forming agent to form the large-area resistance heating element with the cellular micropore structure", the technical scheme can be regarded as an alternative scheme of the technical scheme, and the technical scheme is within the protection scope of the patent.
Example four
As shown in fig. 4 and fig. 11, a method for preparing an electronic cigarette aerosol core comprises the following steps:
s1, adding a pore-forming agent into the resistance slurry;
s2, covering the heating surface of the ceramic substrate with the resistance slurry;
and S3, sintering the ceramic substrate and the resistance slurry, wherein in the sintering process, the pore-forming agent is gradually eliminated, and a honeycomb-shaped microporous structure is gradually formed in the resistance slurry and on the surface of the resistance slurry.
In step S2, the resistance paste is completely and uniformly covered on the heating surface of the ceramic substrate, as shown in fig. 3, the resistance paste for heating is covered on the entire heating surface of the atomizing core, or the resistance paste for heating is covered in a certain area without a gap, so that a phenomenon that a heating element on the heating surface of the atomizing core has a blank gap area in the current industry is improved, the entire heating surface is ensured to simultaneously and uniformly heat, a temperature difference caused by the blank gap area of the heating element in the conventional scheme is eliminated, and the smoking taste of the tobacco tar is favorably fully atomized and reduced.
The invention designs a large-area heating element 1, which has a plurality of micropore structures in the inner part and on the surface, and the specific process method comprises the following steps: adding pore-forming agent in resistance slurry, then printing resistance slurry on ceramic base 2 by a large scale, cover the heating atomization region of whole tobacco tar, put ceramic base 2 and resistance slurry into high temperature furnace integrative sintering again, in the sintering process, pore-forming agent can slowly eliminate and gradually form cellular micropore structure inside and on the surface of resistance slurry under high temperature, finally, resistance slurry has formed heating element 1, and, its inside and surface all exist into cellular micropore structure, can smoothly realize leading oil and the oil storage of tobacco tar, just so guaranteed that the tobacco tar realizes smooth oil and oil storage function through ceramic base 2's micropore structure after, also can realize smooth and easy oil and oil storage in heating element 1's micropore structure, ensure that the consumer is in the use, the sustainable flow direction heating element surface of tobacco tar, stable realization heating atomization, make the taste enjoyment of consumer more abundant.
The heating element 1 and the ceramic substrate 2 may be combined in various manners, which may be realized by printing, deposition, stacking, and the like, and the printing manner is preferably adopted in this embodiment.
After step S3 is completed, the ceramic base 2 is connected to the lead 3 for energizing the heating element 1 to generate heat.
The invention provides a heating element and a method of an atomizing core, and an electronic cigarette atomizing core and a method, which have the following advantages:
1. the resistance heating layer is covered on the whole heating surface of the atomizing core in a large area, so that the phenomenon of a blank gap area of a heating element of the atomizing core in the current industry is eliminated, the whole heating surface is ensured to simultaneously and uniformly heat, the temperature difference is eliminated, and the smoking taste of the tobacco tar is favorably and fully atomized and restored;
2. the invention relates to a large-area heating element which is designed by the invention and has a plurality of micropore structures on the inner part and the surface, the specific process method is that a specific pore-forming agent is added into resistance slurry, then the resistance slurry is printed on a ceramic substrate, and then the ceramic substrate and the resistance slurry are put into a high-temperature furnace to be integrally sintered, during the sintering process, the pore-forming agent is slowly eliminated at high temperature and gradually forms a honeycomb micropore structure in the inner part and the surface of the slurry, thus ensuring that after the smoke oil realizes the smooth oil guiding and storing functions through the micropore structure of the ceramic, the smooth oil guiding and storing can be realized in the micropores of the heating element, ensuring that the smoke oil can continuously flow to the surface of the heating element during the use process of a consumer, stably realizing heating and atomizing, and leading the taste enjoyment of the consumer to be more sufficient.
The foregoing is a further detailed description of the invention in connection with specific preferred embodiments and it is not intended to limit the invention to the specific embodiments described. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.
Claims (14)
1. A preparation method of a heating element of an atomizing core is characterized by comprising the following steps:
preparing resistance slurry, and adding a pore-forming agent into the resistance slurry;
and sintering, namely sintering the resistance slurry added with the pore-forming agent to prepare the heating element with the microporous structures in the inner part and on the surface.
2. A method of manufacturing a heating element for an atomizing core according to claim 1, characterized in that: the using amount of the resistance paste added with the pore-forming agent is adjusted before and/or during sintering, so that the thickness of the prepared heating element is between 0.01mm and 1.00mm.
3. A preparation method of an electronic cigarette atomization core is characterized by comprising the following steps:
s1, preparing resistance slurry, and adding a pore-forming agent into the resistance slurry;
s2, covering the resistance slurry added with the pore-forming agent on the heating surface of the ceramic substrate;
and S3, sintering the ceramic substrate and the resistance slurry added with the pore-forming agent to obtain the electronic cigarette atomized core consisting of the heating element and the ceramic body, wherein the heating element and the ceramic body both have the micropore structures inside and on the surface.
4. The method of preparing the electronic aerosolization core of claim 3, wherein: in step S2, the pore-former-added resistive paste is printed or deposited or stacked on the ceramic substrate.
5. The method of claim 3, wherein the method comprises the steps of: in step S2, the heating surface of the ceramic substrate is completely covered with the resistance paste to which the pore-forming agent is added or the heating surface of the ceramic substrate is covered with the resistance paste to which the pore-forming agent is added in a gap-free manner in a certain area.
6. A method of making an electronic aerosolized core according to claim 3, characterized in that: in step S2 and/or S3, the amount of the pore-forming agent-added resistor paste is adjusted so that the thickness of the prepared heating element is between 0.01mm and 1.00mm.
7. A heating element of an atomizing core is characterized in that: the heating element has a microporous structure in both the interior and the surface.
8. The heat-generating element of an atomizing core according to claim 7, characterized in that: the microporous structure is honeycomb-shaped.
9. The heat-generating element of an atomizing core according to claim 7, characterized in that: the thickness of the heating element is between 0.01mm and 1.00mm.
10. The utility model provides an electron smog core which characterized in that: the ceramic substrate is provided with a heating element, and the heating element is arranged on the ceramic substrate, and the inside and the surface of the heating element are provided with microporous structures.
11. The electronic aerosolization core of claim 10, wherein: the heating element completely covers or covers the heating surface of the ceramic substrate without gap in a certain area.
12. The electronic aerosolization core of claim 10, wherein: the thickness of the heating element is between 0.01mm and 1.00mm.
13. The electronic aerosolization core of claim 10, wherein: the ceramic base is provided with a lead for the heating element to be electrified and heated, and the ceramic base is provided with a smoke outlet.
14. The electronic aerosolization core of claim 13, wherein: and the heating element on the ceramic substrate is arranged around the smoke outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210826447.9A CN115251478A (en) | 2022-07-13 | 2022-07-13 | Heating element and method of atomization core, electronic cigarette atomization core and method |
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Citations (5)
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| CN108451045A (en) * | 2018-04-26 | 2018-08-28 | 株洲利德英可电子科技有限公司 | A kind of porous ceramics electronic cigarette heater and preparation method thereof and electronic cigarette |
| CN209376696U (en) * | 2018-11-29 | 2019-09-13 | 深圳市合元科技有限公司 | Electronic smoke atomizer and electronic cigarette comprising the electronic smoke atomizer |
| CN210203364U (en) * | 2019-02-27 | 2020-03-31 | 深圳市合元科技有限公司 | Electronic cigarette atomizer and electronic cigarette |
| CN112841745A (en) * | 2021-03-01 | 2021-05-28 | 深圳市锐丽科技有限公司 | Atomizing core based on microporous ceramic matrix and electronic cigarette comprising atomizing core |
| CN114436672A (en) * | 2022-02-25 | 2022-05-06 | 深圳雾臻科技有限公司 | Preparation method of porous ceramic atomizing core |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108451045A (en) * | 2018-04-26 | 2018-08-28 | 株洲利德英可电子科技有限公司 | A kind of porous ceramics electronic cigarette heater and preparation method thereof and electronic cigarette |
| CN209376696U (en) * | 2018-11-29 | 2019-09-13 | 深圳市合元科技有限公司 | Electronic smoke atomizer and electronic cigarette comprising the electronic smoke atomizer |
| CN210203364U (en) * | 2019-02-27 | 2020-03-31 | 深圳市合元科技有限公司 | Electronic cigarette atomizer and electronic cigarette |
| CN112841745A (en) * | 2021-03-01 | 2021-05-28 | 深圳市锐丽科技有限公司 | Atomizing core based on microporous ceramic matrix and electronic cigarette comprising atomizing core |
| CN114436672A (en) * | 2022-02-25 | 2022-05-06 | 深圳雾臻科技有限公司 | Preparation method of porous ceramic atomizing core |
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