CN112931952A - Atomizing core and electronic atomization device - Google Patents
Atomizing core and electronic atomization device Download PDFInfo
- Publication number
- CN112931952A CN112931952A CN202110238623.2A CN202110238623A CN112931952A CN 112931952 A CN112931952 A CN 112931952A CN 202110238623 A CN202110238623 A CN 202110238623A CN 112931952 A CN112931952 A CN 112931952A
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- layer
- heat
- preheating
- oil
- atomizing core
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- 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
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- 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
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- 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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- 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
- A24F40/50—Control or monitoring
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Abstract
The invention relates to an atomizing core and an electronic atomizing device. This atomizing core is including the oil reservoir that leads that stacks gradually the setting, preheating layer and the layer that generates heat, it is the porous structure layer that has the micropore to lead oil reservoir, preheating layer and the layer that generates heat, just generate heat the layer cover completely in preheating layer is kept away from lead the opposite side of oil reservoir. The atomizing core is covered on the preheating layer, and the heating layer is integrally conductive, so that the whole surface between the preheating layer and the heating layer can be uniformly heated, the atomizing effect is better, the atomizing core has the characteristics of a heating block and high thermal efficiency, and the problems of local dry burning and burning are avoided.
Description
Technical Field
The invention belongs to the technical field of electronic atomization, and particularly relates to an atomization core and an electronic atomization device.
Background
The existing ceramic atomizing core copper material adopts a double-layer structure, a thick film circuit etched or printed on the surface of microporous ceramic (a liquid storage layer) is used as a heating body, the heating body adopts an electric heating circuit (such as a heating wire or a heating net) formed by metal or metal alloy with a certain resistance value, the microporous ceramic is provided with an oil absorption surface and a heating atomizing surface which are opposite, the heating body is positioned on the heating atomizing surface of the microporous ceramic, and the heating body generates heat after being electrified so as to heat and atomize smoke liquid on the heating atomizing surface of the microporous ceramic to generate aerosol. However, such a structure has the following problems:
1. the heating element is a heating circuit formed on the surface of the microporous ceramic, and does not completely cover the heating atomization surface of the microporous ceramic, so that the heating and atomization are caused in different areas of the heating atomization surface of the microporous ceramic, the heating is uneven, and local overheating and core pasting are easy.
2. The electric heating circuit is easy to fall off from the microporous ceramic in the process of repeatedly heating and cooling.
3. When the atomizing speed is fast, the tobacco tar can not be in contact with the electric heating circuit in time, so that the position of the electric heating circuit is burnt dry, the aerosol can generate burnt flavor, and the taste of the user for smoking is influenced.
Disclosure of Invention
The invention aims to solve the defects in the prior art at least to a certain extent and provides an atomizing core and an electronic atomizing device.
In order to achieve the above object, an embodiment of the present invention provides an atomization core, which includes an oil guide layer, a preheating layer, and a heating layer, which are sequentially stacked, where the oil guide layer, the preheating layer, and the heating layer are all porous structure layers having micropores, and the heating layer completely covers the other side of the preheating layer, which is far away from the oil guide layer.
And the permeability of the oil guide layer, the preheating layer and the heating layer is gradually reduced.
Preferably, the micropore porosity of the preheating layer is 45-60%, and is greater than or equal to the micropore porosity of the heat generating layer, and is less than or equal to the micropore porosity of the oil conducting layer; the micropore porosity of the oil guide layer is 45% -60%, and the micropore porosity of the heating layer is 40% -60%.
Preferably, the average pore diameter of micropores of the preheating layer is 10-30 μm, is greater than or equal to the average pore diameter of micropores of the heat generating layer, and is less than or equal to the porosity of micropores of the oil conducting layer; the average pore diameter of the micropores of the oil conducting layer is 10-30 mu m, and the average pore diameter of the micropores of the heating layer is 5-20 mu m.
Preferably, the thermal conductivity of the oil-conducting layer, the preheating layer and the heat-generating layer is gradually increased and is respectively 0.1-2W/(m.K), 2-10W/(m.K) and 5-20W/(m.K).
Preferably, the heat generating layer is made of a whole conductive ceramic material, the whole conductive ceramic material comprises a conductive material and a non-conductive material, the conductive material is selected from at least one of simple metal or alloy thereof or metal oxide, and the non-conductive material is selected from at least one of oxide, nitride, silicon carbide, boride, spinel and cordierite;
the metal simple substance is tungsten, molybdenum, copper, iron, nickel or chromium, and the metal oxide is tin oxide or indium oxide; the thickness of the heating layer is 0.05-2 mm, and the resistance is 0.2-2.5 omega.
Preferably, the oil guide layer, the preheating layer and the heating layer are all of a flat plate structure, two opposite ends of the heating layer are respectively provided with an electrode, and the polarities of the two electrodes are opposite.
Preferably, the oil guide layer, the preheating layer and the heating layer are all of tubular structures, the preheating layer is sleeved on the outer side of the heating layer, the oil guide layer is sleeved on the outer side of the porous heat conduction preheating layer, the heating layer is provided with a through groove which penetrates through the inner side and the outer side of the heating layer and axially extends to two ends, one end of the heating layer is located on two sides of the through groove, and two electrodes are opposite in polarity.
The invention also provides an electronic atomization device which comprises the atomization core.
The atomizing core is covered on the preheating layer, and the heating layer is integrally conductive, so that the whole surface between the preheating layer and the heating layer can be uniformly heated, the atomizing effect is better, the atomizing core has the characteristics of a heating block and high thermal efficiency, and the problems of local dry burning and burning are avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a block diagram of one embodiment of an atomizing core of the present invention;
FIG. 2 is a block diagram of another embodiment of an atomizing core of the present invention;
fig. 3 is an exploded view of fig. 2.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be illustrative of the present invention and should not be construed as limiting the present invention, and all other embodiments that can be obtained by one skilled in the art based on the embodiments of the present invention without inventive efforts shall fall within the scope of protection of the present invention.
The invention discloses an electronic atomization device which comprises a liquid storage cavity, a controller, a power supply and an atomization core, wherein the power supply and the atomization core are electrically connected with the controller, and the power supply can supply power to the atomization core through the controller, so that the atomization core heats and atomizes tobacco tar contained in the liquid storage cavity, and further aerosol which can be sucked by a user is generated. The power supply is, for example, a battery, which provides an output voltage of, for example, 2.0-5.0V.
Referring to fig. 1, an atomizing core disclosed in the embodiment of the present invention includes an oil guiding layer 10, a preheating layer 20, and a heating layer 30, which are sequentially stacked, wherein the oil guiding layer 10, the preheating layer 20, and the heating layer 30 are all porous structure layers having micropores, and the heating layer 30 completely covers the other side of the preheating layer 20 far from the oil guiding layer 10.
The heating layer 30 in this embodiment is made of an integral conductive ceramic material, the thickness of which is preferably 0.05 to 2mm, and the resistance of which is preferably 0.2 to 2.5 Ω, the integral conductive ceramic material is made of a conductive material and a non-conductive material, specifically, the conductive material is selected from at least one of a simple metal or an alloy thereof, or a metal oxide, and the non-conductive material is selected from at least one of an oxide, a nitride, silicon carbide, a boride, spinel, and cordierite. Wherein the metal simple substance is tungsten, molybdenum, copper, iron, nickel or chromium, and the metal oxide is tin oxide or indium oxide. In practical applications, the whole conductive ceramic material obtained by mixing the conductive material and the non-conductive material is coated on the preheating layer 20, and then is sintered and molded to be fixed on the preheating layer 20.
The oil guide layer 10 is usually made of a ceramic matrix and has an oil storage function, the preheating layer 20 serves as an intermediate layer between the oil guide layer 10 and the heating layer 30 and is used for transmitting oil in the oil guide layer 10 to a contact surface between the preheating layer 20 and the heating layer 30, so that the heating layer 30 conducts surface heating atomization on smoke oil on the contact surface, the limitation on the permeability of the preheating layer 20 is low, the preheating layer 20 can be made of ceramic or metal ceramic composite materials of metal oxide matrixes, high heat conduction efficiency can be obtained, and the atomization efficiency of the atomization core can be effectively improved by matching with the surface heating of the heating layer 30.
Because the layer 30 that generates heat itself has electrically conductive characteristic, produces heat transfer to preheating layer 20 when the layer 30 that generates heat circular telegram to preheat the tobacco juice in preheating layer 20, and atomize the tobacco juice on the contact surface between layer 30 and the preheating layer 20 that generates heat, in order to produce aerosol and release aerosol to the opposite side of the layer 30 that generates heat relative preheating layer 20 through its micropore structure that has, thereby supply the user to inhale.
According to the atomizing core of this embodiment, set up in preheating layer 20 through making layer 30 cover that generates heat, because layer 30 wholly electrically conducts generates heat, can realize preheating layer 20 and generate heat the whole face between the layer 30 evenly generate heat, the bilayer structure of ceramic base member and electric heat circuit that adopts relative prior art, atomization effect is better, have the characteristics fast and that the thermal efficiency is high of heaing up, the problem of local dry combustion method and burning paste has been avoided simultaneously, and because layer 30 that generates heat has microporous porous structure layer, the aerosol that produces after the heating atomization of tobacco tar can directly follow the micropore escape in layer 30 that generates heat, make atomization rate quicker, can satisfy big smoke volume user's user demand.
In this embodiment, the oil guiding layer 10, the preheating layer 20, and the heat generating layer 30 are all flat plate structures, and two opposite ends of the heat generating layer 30 are respectively provided with one electrode 31, and the polarities of the two electrodes 31 are opposite; the heat generating layer 30 is electrically connected with a controller of the electronic atomization device through an electrode 31. If necessary, the electrode 31 may be provided with a protruding pin according to actual needs, so that the heat generating layer 30 is electrically connected to the controller through the electrode 31 pin.
In order to ensure smooth atomization of the atomization core and avoid occurrence of dry burning, the permeability of the oil guide layer 10, the preheating layer 20 and the heating layer 30 in the embodiment is gradually reduced, and the thermal conductivity of the oil guide layer 10, the preheating layer 20 and the heating layer 30 is gradually increased.
For example, the preheating layer 20 has a micropore porosity of 45 to 60%, and is greater than or equal to the micropore porosity of the heat generating layer 30, and is less than or equal to the micropore porosity of the oil-conducting layer 10. Specifically, the micropore porosity of the oil conducting layer is 45% -60%, and the micropore porosity of the heating layer is 40% -60%.
For example, the average pore diameter of the micropores of the preheating layer 20 is set to 10 to 30 μm, and is equal to or larger than the average pore diameter of the micropores of the heat generating layer 30 and equal to or smaller than the porosity of the micropores of the oil-conducting layer 10. Specifically, the average pore diameter of the micropores of the oil conducting layer is 10-30 μm, and the average pore diameter of the micropores of the heat generating layer is 5-20 μm.
In a preferred embodiment of the present invention, the oil-guiding layer 10 is a porous ceramic matrix, preferably made of silicon dioxide, and has a thermal expansion coefficient of 0.5-1 × 10-6The porosity is 50%, the average pore size of the micropores is 18 μm, the thermal conductivity is 0.1-2W/(m.K), and the thickness is 0.5-2.5 mm. The preheating layer 20 is preferably made of an insulating porous material such as fused silica, silicon carbide or low-temperature glass frit, and has a porosity of 50%, an average pore size of 18 μm, a thermal conductivity of 2-10W/(m.K), and a thickness of 0.05-1 mm. The thickness of the heat generating layer 30 is 0.4mm, the porosity is 48%, the average pore size of micropores is 15 μm, the resistance is 1.2 Ω, and the thermal conductivity is 5-20W/(m.K).
It should be noted that physical and chemical parameters of the preheating layer 20 and the heat generating layer 30, such as thermal expansion coefficient, thermal conductivity, and chemical composition, can be adjusted to match with the oil guiding layer 10 according to the application requirements, so as to achieve good atomization effect and long service life.
Referring to fig. 2 and 3, as another preferred embodiment of the present invention, the atomizing core of the present embodiment is different from the above embodiments in that the oil guiding layer 10, the preheating layer 20, and the heat generating layer 30 are all tubular structures, the preheating layer 20 is sleeved outside the heat generating layer 30, the oil guiding layer 10 is sleeved outside the porous heat conducting preheating layer, the heat generating layer 30 is provided with a through groove 32 penetrating through the inner and outer edges thereof and axially extending to two ends, one end of the heat generating layer 30 is provided with an electrode 31 on two sides of the through groove 32, and the two electrodes 31 have opposite polarities.
Specifically, the central through hole of layer 30 that generates heat communicates with electronic atomization device's airflow channel, electrode 31 still has the pin 33 that stretches out, layer 30 that generates heat is connected with the controller electricity through this pin 33, when controller control power supply is for the layer 30 power supply that generates heat, the circular tube form layer 30 that generates heat circular telegram generates heat to smoke and liquid on the contact surface between layer 30 and the preheating layer 20 that generates heat heats the atomizing, produced aerosol enters into to the central through hole of layer 30 that generates heat through the microporous structure of layer 30 that generates heat, in order to supply the user to inhale and eat.
In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
In view of the above description of the technical solutions provided by the present invention, those skilled in the art will recognize that there may be variations in the technical solutions and the application ranges according to the concepts of the embodiments of the present invention, and in summary, the content of the present specification should not be construed as limiting the present invention.
Claims (10)
1. The utility model provides an atomizing core, its characterized in that, including the oil layer that leads of range upon range of setting, preheating layer and the layer that generates heat, it is the porous structure layer that has the micropore to lead oil layer, preheating layer and the layer that generates heat, just generate heat the layer cover completely in the preheating layer is kept away from lead the opposite side of oil layer.
2. The atomizing core according to claim 1, wherein the oil-conducting layer, the preheating layer, and the heat-generating layer have gradually decreasing permeability.
3. The atomizing core according to claim 2, wherein the preheating layer has a micropore porosity of 45 to 60% and is greater than or equal to the micropore porosity of the heat generating layer and is less than or equal to the micropore porosity of the oil-conducting layer.
4. The atomizing core according to claim 3, wherein the oil-conducting layer has a micropore porosity of 45% to 60%, and the heat-generating layer has a micropore porosity of 40% to 60%.
5. The atomizing core according to claim 2, characterized in that the average pore diameter of the micropores of the preheating layer is 10 μm to 30 μm, and is greater than or equal to the average pore diameter of the micropores of the heat generating layer, and is less than or equal to the micropore porosity of the oil-conducting layer; the average pore diameter of the micropores of the oil conducting layer is 10-30 mu m, and the average pore diameter of the micropores of the heating layer is 5-20 mu m.
6. The atomizing core according to claim 1, wherein the thermal conductivities of the oil-conducting layer, the preheating layer and the heat-generating layer are gradually increased and are respectively 0.1-2W/(m-K), 2-10W/(m-K) and 5-20W/(m-K).
7. The atomizing core of claim 1, wherein the heat-generating layer is made of a monolithic electrically conductive ceramic material including an electrically conductive material selected from at least one of elemental metals or alloys thereof, or metal oxides, and a non-electrically conductive material selected from at least one of oxides, nitrides, silicon carbide, borides, spinels, cordierite;
the metal simple substance is tungsten, molybdenum, copper, iron, nickel or chromium, and the metal oxide is tin oxide or indium oxide; the thickness of the heating layer is 0.05-2 mm, and the resistance is 0.2-2.5 omega.
8. The atomizing core according to claim 1, wherein the oil-conducting layer, the preheating layer and the heat-generating layer are all flat plate structures, and two opposite ends of the heat-generating layer are respectively provided with an electrode, and the polarities of the two electrodes are opposite.
9. The atomizing core according to claim 1, wherein the oil-guiding layer, the preheating layer and the heat-generating layer are all tubular structures, the preheating layer is sleeved outside the heat-generating layer, the oil-guiding layer is sleeved outside the porous heat-conducting preheating layer, the heat-generating layer is provided with through grooves which penetrate through the inner and outer edges of the heat-generating layer and axially extend to two ends, one end of the heat-generating layer is provided with one electrode on each side of the through groove, and the two electrodes have opposite polarities.
10. An electronic atomisation device comprising an atomising core according to any of the claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202110238623.2A CN112931952A (en) | 2021-03-04 | 2021-03-04 | Atomizing core and electronic atomization device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110238623.2A CN112931952A (en) | 2021-03-04 | 2021-03-04 | Atomizing core and electronic atomization device |
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| CN202110238623.2A Pending CN112931952A (en) | 2021-03-04 | 2021-03-04 | Atomizing core and electronic atomization device |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113261710A (en) * | 2021-07-01 | 2021-08-17 | 中国烟草总公司郑州烟草研究院 | Large-surface low-temperature electronic cigarette liquid atomizer and electronic cigarette |
| CN113475770A (en) * | 2021-08-05 | 2021-10-08 | 深圳市基克纳科技有限公司 | Atomizer drain device |
| CN113545518A (en) * | 2021-06-30 | 2021-10-26 | 深圳市华诚达精密工业有限公司 | Heating mechanism for graded heating and atomization device thereof |
| CN114158783A (en) * | 2022-01-04 | 2022-03-11 | 美满芯盛(杭州)微电子有限公司 | MEMS silicon-based cavity atomizing core and manufacturing method thereof |
| WO2022170728A1 (en) * | 2021-07-05 | 2022-08-18 | 深圳麦克韦尔科技有限公司 | Heating body, atomization assembly, and electronic atomization device |
| WO2023010999A1 (en) * | 2021-08-03 | 2023-02-09 | 深圳麦克韦尔科技有限公司 | Atomizing core, atomizing assembly and atomizer |
| WO2023024862A1 (en) * | 2021-08-27 | 2023-03-02 | 深圳麦克韦尔科技有限公司 | Electronic atomization device, atomizer, atomization core, and preparation method for atomization core thereof |
| WO2023029660A1 (en) * | 2021-09-03 | 2023-03-09 | 深圳市华诚达精密工业有限公司 | Electromagnetic induction heating layer and preparation method therefor, and atomization core and preparation method therefor |
| CN116410016A (en) * | 2021-12-31 | 2023-07-11 | 深圳市卓尔悦电子科技有限公司 | Preparation method and application of ceramic atomizing core |
| WO2023134258A1 (en) * | 2022-01-17 | 2023-07-20 | 海宁新纳陶科技有限公司 | Ceramic atomization core having metal coating layer and preparation method therefor |
| WO2023185019A1 (en) * | 2022-03-31 | 2023-10-05 | 海南摩尔兄弟科技有限公司 | Electronic atomization device, atomization core thereof, porous body, and method for manufacturing porous body |
| WO2023193593A1 (en) * | 2022-04-06 | 2023-10-12 | 海南摩尔兄弟科技有限公司 | Atomization core and electronic atomization device |
| WO2023226274A1 (en) * | 2022-05-25 | 2023-11-30 | 深圳市吉迩科技有限公司 | Manufacturing method for atomization core, and atomizer |
| EP4301088A1 (en) * | 2022-06-24 | 2024-01-03 | Shenzhen Smoore Technology Limited | Heating element, atomizer, and electronic atomization device |
| WO2024021923A1 (en) * | 2022-07-27 | 2024-02-01 | 常州市派腾电子技术服务有限公司 | Atomization core, atomizer, and aerosol generation apparatus |
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- 2021-03-04 CN CN202110238623.2A patent/CN112931952A/en active Pending
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| CN113545518A (en) * | 2021-06-30 | 2021-10-26 | 深圳市华诚达精密工业有限公司 | Heating mechanism for graded heating and atomization device thereof |
| CN113545518B (en) * | 2021-06-30 | 2024-04-19 | 深圳市华诚达精密工业有限公司 | Heating mechanism for staged heating and atomizing device thereof |
| CN113261710A (en) * | 2021-07-01 | 2021-08-17 | 中国烟草总公司郑州烟草研究院 | Large-surface low-temperature electronic cigarette liquid atomizer and electronic cigarette |
| WO2022170728A1 (en) * | 2021-07-05 | 2022-08-18 | 深圳麦克韦尔科技有限公司 | Heating body, atomization assembly, and electronic atomization device |
| WO2023010999A1 (en) * | 2021-08-03 | 2023-02-09 | 深圳麦克韦尔科技有限公司 | Atomizing core, atomizing assembly and atomizer |
| CN113475770B (en) * | 2021-08-05 | 2024-02-27 | 深圳市基克纳科技有限公司 | Atomizer liquid guide device |
| CN113475770A (en) * | 2021-08-05 | 2021-10-08 | 深圳市基克纳科技有限公司 | Atomizer drain device |
| WO2023024862A1 (en) * | 2021-08-27 | 2023-03-02 | 深圳麦克韦尔科技有限公司 | Electronic atomization device, atomizer, atomization core, and preparation method for atomization core thereof |
| WO2023029660A1 (en) * | 2021-09-03 | 2023-03-09 | 深圳市华诚达精密工业有限公司 | Electromagnetic induction heating layer and preparation method therefor, and atomization core and preparation method therefor |
| CN116410016A (en) * | 2021-12-31 | 2023-07-11 | 深圳市卓尔悦电子科技有限公司 | Preparation method and application of ceramic atomizing core |
| CN114158783A (en) * | 2022-01-04 | 2022-03-11 | 美满芯盛(杭州)微电子有限公司 | MEMS silicon-based cavity atomizing core and manufacturing method thereof |
| WO2023134258A1 (en) * | 2022-01-17 | 2023-07-20 | 海宁新纳陶科技有限公司 | Ceramic atomization core having metal coating layer and preparation method therefor |
| WO2023185019A1 (en) * | 2022-03-31 | 2023-10-05 | 海南摩尔兄弟科技有限公司 | Electronic atomization device, atomization core thereof, porous body, and method for manufacturing porous body |
| WO2023193593A1 (en) * | 2022-04-06 | 2023-10-12 | 海南摩尔兄弟科技有限公司 | Atomization core and electronic atomization device |
| WO2023226274A1 (en) * | 2022-05-25 | 2023-11-30 | 深圳市吉迩科技有限公司 | Manufacturing method for atomization core, and atomizer |
| EP4301088A1 (en) * | 2022-06-24 | 2024-01-03 | Shenzhen Smoore Technology Limited | Heating element, atomizer, and electronic atomization device |
| WO2024021923A1 (en) * | 2022-07-27 | 2024-02-01 | 常州市派腾电子技术服务有限公司 | Atomization core, atomizer, and aerosol generation apparatus |
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