CN219047370U - Atomizing core and electron cigarette - Google Patents
Atomizing core and electron cigarette Download PDFInfo
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- CN219047370U CN219047370U CN202222349646.3U CN202222349646U CN219047370U CN 219047370 U CN219047370 U CN 219047370U CN 202222349646 U CN202222349646 U CN 202222349646U CN 219047370 U CN219047370 U CN 219047370U
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Abstract
The utility model provides an atomization core and an electronic cigarette, wherein the atomization core comprises: two porous fibrous material substrates, which are used as structural members of the atomizing core and are used for providing mechanical support for the atomizing core; the heating atomization element is embedded between the two porous fiber material matrixes; the cladding sheet is used for cladding the two porous fiber material matrixes so as to fix the heating atomization element; the heating atomization element comprises a porous metal fiber felt and two electrodes, and the porous metal fiber felt is connected with the two electrodes.
Description
Technical Field
The utility model belongs to the technical field of electronic cigarettes, and particularly relates to an atomization core and an electronic cigarette.
Background
Since the advent of electronic cigarettes, pursuits based on the use safety, taste and the like of electronic cigarettes have prompted continuous innovations in related technologies of electronic cigarettes. The atomizing core is used as a core component of the electronic cigarette and plays a decisive role in the aerosol safety and taste of the electronic cigarette.
At present, an atomization core of the electronic cigarette is a ceramic atomization core. The ceramic atomizing core generally includes a porous fibrous material matrix and a heating circuit. The heating circuit comprises resistance wires, etched meshes, thick film printed circuits and the like. The heating circuits in the forms are solid heating bodies, heat generated by the heating circuits during atomization is transferred to the porous fiber materials, and then the heating bodies are used as centers to form thermal gradients, and the porous fiber materials are used for heating and vaporizing atomized liquid to form atomized aerosol.
However, when atomizing, the heat generated by the heating circuit is transferred to the peripheral porous fiber material, the porous fiber material is used for reheating the atomized liquid, more idle work is generated through two times of transfer, most of power is lost, the atomization efficiency is low, the explosive force is weak during atomization, and the user experience is affected.
Disclosure of Invention
In view of the above, the utility model provides an atomization core and an electronic cigarette, which are used for solving the technical problems of low atomization efficiency and weak explosion force of an atomization chamber in the prior art.
In order to achieve the above object, an aspect of the present utility model provides an atomizing core including: two porous fibrous material substrates, which are used as structural members of the atomizing core and are used for providing mechanical support for the atomizing core; the heating atomization element is embedded between the two porous fiber material matrixes; the cladding sheet is used for cladding the two porous fiber material matrixes so as to fix the heating atomization element; the heating atomization element comprises a porous metal fiber felt and two electrodes, and the porous metal fiber felt is connected with the two electrodes.
According to the embodiment of the utility model, the material of the wrapping sheet is a metal material, a plastic material or a resin material, and the thickness of the wrapping sheet is 0.03-1 mm.
According to an embodiment of the utility model, one side of the porous metal fiber mat is embedded between two porous fiber material matrices; the embedding depth is 0.1-2 mm.
According to the embodiment of the utility model, the porosity of the porous fiber material matrix is 35-95%, and the pore diameter range is 5-50 mu m; the gram weight of the porous fiber material matrix is 10-1000 g/m 2 。
According to an embodiment of the utility model, the porous metal fiber mat is welded to both electrodes.
According to the embodiment of the utility model, the pores of the porous metal fiber felt are through holes, and the pore size is 3-100 mu m; the diameter of the porous metal fiber felt is 2-50 mu m; the thickness of the porous metal fiber felt is 0.1-1 mm; the porous metal fiber mat material comprises metal fibers.
According to an embodiment of the present utility model, the porous metal fiber mat is formed by cutting, laying, laminating, and sintering metal fibers.
According to an embodiment of the utility model, the metal fiber comprises at least one of: stainless steel metal fiber, iron-chromium-aluminum metal fiber, titanium-nickel metal fiber, nickel metal fiber and hastelloy fiber.
According to an embodiment of the present utility model, the fibrous material of the porous fibrous material matrix is a porous medium material, which is an organic or inorganic material formed by one or more combinations of natural plant fibers, man-made cellulose fibers, man-made synthetic fibers or ceramic fibers. The utility model also provides an electronic cigarette comprising the atomization core.
Based on the technical scheme, the atomization core and the electronic cigarette provided by the utility model can at least realize one of the following technical effects:
(1) The atomization core provided by the utility model comprises a porous fiber material, a heating atomization element and a cladding sheet. The porous fiber material is used as a structural member for providing mechanical support for the atomizing core and has the functions of liquid guiding and liquid storage. The heating atomization element has the functions of heating, liquid storage and liquid guide. The atomization device has the advantages of high atomization efficiency, strong atomization explosive force and good user experience.
(2) According to the utility model, the atomization interface of the atomization core is a porous metal fiber felt, and micropores in the porous metal fiber felt are through holes, so that atomized liquid can be fully atomized, heat exchange is rapid, the temperature of the heating atomization element is effectively and rapidly reduced, and harmful gas generated by high burning of the heating atomization element exceeding critical heat flow is avoided, thereby improving the safety of atomized aerosol.
(3) The heating element in the heating atomization element is a porous metal fiber felt. The porous metal fiber felt can generate heat and absorb liquid rapidly when working, and can heat and atomize atomized substances with different viscosities rapidly, and can atomize pasty substances at normal temperature rapidly without preheating.
Drawings
Fig. 1 schematically shows a schematic structural view of an atomizing core according to an embodiment of the present disclosure;
fig. 2 is a cross-sectional view taken along the A-A plane of fig. 1.
[ reference numerals description ]
1-a porous fibrous material matrix; 2-a heating atomizing element; 2-1-porous metal fiber mat; 2-2-electrode; 3-clad sheet.
Detailed Description
The present utility model will be further described in detail below with reference to specific embodiments and with reference to the accompanying drawings, in order to make the objects, technical solutions and advantages of the present utility model more apparent.
Traditional fibre material atomizing core, atomizing interface are on the peripheral fibre material of heater surface, and when heating circuit heated, give peripheral fibre material with the heat transfer, fibre material reheat atomized liquid, need through twice heat transfer, produce more idle work, lose most power, cause atomization inefficiency, the explosive force is weak during atomizing, influences user experience.
Therefore, the utility model provides the atomization core, the porous metal fiber felt is used as the core component of the heating atomization element, the atomization interface is the porous metal fiber felt, so that the atomization efficiency is effectively improved, the explosive force during atomization is enhanced, and the user experience is improved.
Fig. 1 schematically shows a schematic structural view of an atomizing core according to an embodiment of the present disclosure; fig. 2 is a cross-sectional view taken along the A-A plane of fig. 1.
As shown in connection with fig. 1 and 2, the atomizing core may include: two porous fiber material matrixes 1, a heating atomization element 2, a coating sheet 3, wherein the heating atomization element comprises a porous metal fiber felt 2-1 and an electrode 2-2. The following is a detailed description of the various parts of the atomizing core.
Two porous fibrous material matrices 1, which may be structural members of the atomizing core, are used to provide mechanical support for the atomizing core.
The heating atomization element 2 can comprise a porous metal fiber felt 2-1 and two electrodes 2-2, wherein the porous metal fiber felt 2-1 is respectively connected with the two electrodes 2-2. Wherein the two electrodes may be positive and negative electrodes, respectively. The heating atomizing element 2 may be embedded between two porous fibrous material matrices.
The coating sheet 3 may be used to coat two porous fibrous material substrates containing the heat generating atomizing element to fix the heat generating atomizing element.
According to an embodiment of the present utility model, the fibrous material of the porous fibrous material matrix may be a porous medium material, which may be an organic or inorganic material formed by one or more combinations of natural plant fibers, man-made cellulose fibers, man-made synthetic fibers or ceramic fibers.
According to embodiments of the present utility model, natural plant fibers, also known as natural cellulosic fibers, fibers that may be obtained from seeds, fruits, stems, leaves, etc. on plants may include seed fibers, bast fibers, leaf fibers, etc.
According to an embodiment of the present utility model, the porous fibrous material matrix has a porosity of 35 to 95%, a pore size in the range of 5 to 50 μm, and a gram weight of 10 to 1000g/m 2 。
According to the embodiment of the utility model, the speed and the liquid storage amount of the atomized liquid can be provided by adjusting the porosity of the porous fiber material matrix, so that the proper temperature field of the heating atomizing element can be designed, and the particle size distribution and the smoke amount of the aerosol can be controlled by matching with proper output power.
According to an embodiment of the present utility model, the heat generating atomizing element 2 is connected by welding the porous metal fiber felt 2-1 and the two electrodes 2-2. And respectively welding the two electrodes 2-2 with two sides of the porous metal fiber felt to form circuit connection.
According to an embodiment of the present utility model, embedding the heat generating atomizing element 2 between two fibrous material substrates 2 may comprise: one side of the porous metal fiber felt 2-1 is arranged between two fiber material matrixes 2, and then the porous fiber material matrixes are coated by the coating sheet 3, namely, the porous fiber material matrixes are coated by the coating sheet 3, and in the coating process, the side of the porous fiber material matrixes embedded with the heating atomization element is reserved and is not coated.
According to the embodiment of the utility model, the pores of the porous metal fiber felt are through holes, and the pore size is 3-100 mu m; the diameter of the porous metal fiber felt is 2-50 mu m; the thickness of the porous metal fiber felt is 0.1-1 mm; the porous metal fiber mat material comprises metal fibers.
According to embodiments of the present utility model, the pore size of the porous metal fiber mat may be 3 μm, 10 μm, 20 μm, 40 μm, 60 μm, 80 μm, 100 μm; the porous metal fiber mat may have a diameter of 2 μm, 10 μm, 20 μm, 30 μm, 40 μm, 50 μm; the thickness of the porous metal fiber mat can be 0.1mm, 0.2mm, 0.4mm, 0.6mm, 0.8mm, 1mm.
According to the embodiment of the utility model, the pore structure inside the porous metal fiber felt can be designed arbitrarily, and can be round holes, square holes, irregular pores or the like. Due to the surface tension of the aerosol of the e-cigarette. The capillary action and the strong oleophylic capacity of the porous metal fiber mat enable the atomized matters of the electronic cigarette to be fully attached to the periphery of the porous metal fiber mat, and also fully infiltrate into the holes inside the porous metal fiber mat to achieve the effects of absorbing liquid and storing liquid, heat generated by the electrified heating atomizing element can rapidly heat surrounding substances, atomized substances with different viscosities can be atomized at a high speed, and meanwhile, the atomized substances can be directly atomized without preheating, so that the atomization efficiency is improved.
According to an embodiment of the present utility model, the metal fiber may comprise at least one of: stainless steel metal fiber, iron-chromium-aluminum metal fiber, titanium-nickel metal fiber, nickel metal fiber and hastelloy fiber.
According to an embodiment of the present utility model, the porous metal fiber mat is formed by cutting, paving, laminating, sintering, etc. metal fibers. Because the pores formed by the porous metal fiber felt are through holes, the porous metal fiber felt can be fully contacted with the atomized liquid to form a strong heat exchange system, so that the phenomenon of hole blockage caused by dry burning of the atomized liquid can be avoided, and carbon deposition is avoided. The through holes of the porous metal fiber mat can enable the oil guiding efficiency to be higher, effectively reduce the working temperature of the heating atomizing element, and avoid harmful substances generated by cracking the atomized liquid when the temperature of the heating atomizing element rises to above the critical temperature when the heat transfer working condition is deteriorated.
According to an embodiment of the present utility model, the embedding depth of the heating atomizing element 2 between the two porous fibrous material substrates 2 may be 0.1 to 2mm.
According to embodiments of the present utility model, the embedding depth may be 0.1mm, 0.5mm, 1mm, 1.5mm, 2mm.
According to the embodiment of the utility model, the different embedding depths and the different amounts of the atomized smoke are generated when the atomized liquid is atomized by the atomized core.
According to the embodiment of the utility model, the porous fiber material matrix mainly bears structural mechanical support in the atomizing core, and the microporous capillary action formed by interweaving fibers of the fiber materials in the porous fiber material matrix is responsible for conveying the electronic cigarette atomized matter to the heating atomizing element,
according to an embodiment of the present utility model, the material of the clad sheet may be a metal material, a plastic material, or a resin material, and the thickness of the clad sheet may be 0.03 to 1mm.
According to embodiments of the present utility model, the thickness of the clad sheet may be 0.03mm, 0.05mm, 0.07mm, 0.09mm, 1mm.
According to embodiments of the present utility model, the cover sheet may be a material with or without through holes. The cladding sheet material is a metal material and can be preferably a mesh sheet, and the mesh size can be 0.1 mm-2 mm. The clad sheet can be processed into a semi-closed strip shape through a molding process.
According to the embodiment of the utility model, the coating sheet can also be a high-temperature-resistant plastic material or a high-temperature-resistant resin material, and the fiber material matrix is coated to fix the heating atomization element between the two porous fiber material matrixes.
According to an embodiment of the present utility model, the coating may be performed on the porous fibrous material matrix by a physical method, without performing a molding process to mold the porous fibrous material matrix and the coating sheet to obtain the atomized core.
The utility model also provides an electronic cigarette comprising the atomization core. The atomizing core sets up in the electron cigarette body, and this atomizing core atomizing liquid flows into porous fibrous material base member when using, and through the inside micropore clearance capillary action of porous fibrous material base member, the inside porous metal fiber felt of the atomizing element that generates heat between two porous fibrous material base members is led into the atomized liquid from leading the oil groove, and porous metal fiber felt generates heat and atomizes self absorptive atomized liquid. According to the micro-pipeline film boiling model, when in boiling and gasification, atomized liquid bubbles are cracked and gasified at an atomization interface, negative pressure is formed at the atomization interface, and liquid in the micro-pipeline is continuously supplemented to the atomization interface under the action of pressure difference to consume heat and gasify and boil to form aerosol.
The technical features of the above embodiments may be arbitrarily combined, and for brevity of description, all of the possible combinations of the technical features of the above embodiments are not described, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The foregoing embodiments have been provided for the purpose of illustrating the general principles of the present utility model, and are not meant to limit the scope of the utility model, but to limit the utility model thereto.
Claims (9)
1. An atomizing core, comprising:
two porous fibrous material matrices, as structural members of the atomizing core, for providing mechanical support for the atomizing core;
the heating atomization element is embedded between the two porous fiber material matrixes;
a coating sheet for coating two porous fiber material matrixes containing the heating atomization element so as to fix the heating atomization element;
the heating atomization element comprises a porous metal fiber felt and two electrodes, and the porous metal fiber felt is connected with the two electrodes.
2. The atomizing core of claim 1, wherein the material of the clad sheet is a metal material, a plastic material, or a resin material, and the thickness of the clad sheet is 0.03 to 1mm.
3. The atomizing core of claim 1, wherein one side of the porous metal fiber blanket is embedded between two of the porous fibrous material matrices; the embedding depth is 0.1-2 mm.
4. The atomizing core of claim 1, wherein the porous fibrous material matrix has a porosity of 35 to 95% and a pore size in the range of 5 to 50 μιη; the gram weight of the porous fiber material matrix is 10-1000 g/m 2 。
5. The atomizing core of claim 1, wherein the porous metal fiber felt is welded to both of the electrodes.
6. The atomizing core of claim 1, wherein the pores of the porous metal fiber mat are through-holes, the pore size being 3-100 μιη; the diameter of the porous metal fiber felt is 2-50 mu m; the thickness of the porous metal fiber felt is 0.1-1 mm; the porous metal fiber mat material comprises metal fibers.
7. The atomizing core of claim 6, wherein the metal fibers include any one of: stainless steel metal fiber, iron-chromium-aluminum metal fiber, titanium-nickel metal fiber, nickel metal fiber and hastelloy fiber.
8. The atomizing core of claim 1, wherein the fibrous material of the porous fibrous material matrix is a porous media material that is an organic or inorganic material formed from any of natural plant fibers, man-made cellulosic fibers, man-made synthetic fibers, or ceramic fibers.
9. An electronic cigarette comprising an atomizing core according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222349646.3U CN219047370U (en) | 2022-09-02 | 2022-09-02 | Atomizing core and electron cigarette |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222349646.3U CN219047370U (en) | 2022-09-02 | 2022-09-02 | Atomizing core and electron cigarette |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219047370U true CN219047370U (en) | 2023-05-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222349646.3U Active CN219047370U (en) | 2022-09-02 | 2022-09-02 | Atomizing core and electron cigarette |
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| Country | Link |
|---|---|
| CN (1) | CN219047370U (en) |
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2022
- 2022-09-02 CN CN202222349646.3U patent/CN219047370U/en active Active
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