CN220631084U - Heating structure and atomizing device - Google Patents
Heating structure and atomizing device Download PDFInfo
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- CN220631084U CN220631084U CN202320902302.2U CN202320902302U CN220631084U CN 220631084 U CN220631084 U CN 220631084U CN 202320902302 U CN202320902302 U CN 202320902302U CN 220631084 U CN220631084 U CN 220631084U
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- 238000010438 heat treatment Methods 0.000 title abstract description 21
- 239000011148 porous material Substances 0.000 claims abstract description 95
- 239000002002 slurry Substances 0.000 claims abstract description 71
- 230000005674 electromagnetic induction Effects 0.000 claims abstract description 37
- 230000006698 induction Effects 0.000 claims abstract description 36
- 239000011159 matrix material Substances 0.000 claims abstract description 28
- 239000000853 adhesive Substances 0.000 claims abstract description 20
- 230000001070 adhesive effect Effects 0.000 claims abstract description 20
- 230000009471 action Effects 0.000 claims abstract description 8
- 239000007788 liquid Substances 0.000 claims description 71
- 239000000758 substrate Substances 0.000 claims description 62
- 239000000843 powder Substances 0.000 claims description 42
- 229910052751 metal Inorganic materials 0.000 claims description 29
- 239000002184 metal Substances 0.000 claims description 29
- 239000000919 ceramic Substances 0.000 claims description 25
- 239000012528 membrane Substances 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 230000020169 heat generation Effects 0.000 claims 1
- 238000000889 atomisation Methods 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 15
- 238000000926 separation method Methods 0.000 abstract description 4
- 239000000443 aerosol Substances 0.000 description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 8
- 229910010293 ceramic material Inorganic materials 0.000 description 7
- 239000007769 metal material Substances 0.000 description 6
- 229910001289 Manganese-zinc ferrite Inorganic materials 0.000 description 4
- 229910001053 Nickel-zinc ferrite Inorganic materials 0.000 description 4
- 229910001308 Zinc ferrite Inorganic materials 0.000 description 4
- JIYIUPFAJUGHNL-UHFFFAOYSA-N [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[Mn++].[Mn++].[Mn++].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Zn++].[Zn++] Chemical compound [O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[O--].[Mn++].[Mn++].[Mn++].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Zn++].[Zn++] JIYIUPFAJUGHNL-UHFFFAOYSA-N 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 229910017052 cobalt Inorganic materials 0.000 description 4
- 239000010941 cobalt Substances 0.000 description 4
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 4
- TVZPLCNGKSPOJA-UHFFFAOYSA-N copper zinc Chemical compound [Cu].[Zn] TVZPLCNGKSPOJA-UHFFFAOYSA-N 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 150000002739 metals Chemical class 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- IGPAMRAHTMKVDN-UHFFFAOYSA-N strontium dioxido(dioxo)manganese lanthanum(3+) Chemical compound [Sr+2].[La+3].[O-][Mn]([O-])(=O)=O IGPAMRAHTMKVDN-UHFFFAOYSA-N 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000008263 liquid aerosol Substances 0.000 description 1
- 239000006247 magnetic powder Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 230000000391 smoking effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000008275 solid aerosol Substances 0.000 description 1
Landscapes
- Resistance Heating (AREA)
Abstract
The application relates to a heating structure and an atomization device, which comprises a porous material matrix; the electromagnetic induction film layer comprises an adhesive slurry layer and an induction layer, wherein the adhesive slurry layer is adhered and connected between the induction layer and the porous material matrix, and the induction layer can generate heat under the action of electromagnetic induction. Among the above-mentioned heating structure, bond the induction layer on porous material base member through bonding slurry layer, make the induction layer can closely laminate with porous material base member to prevent that the separation of induction layer and porous material base member from raising and warp, improve the drain effect of porous material base member to the induction layer, and then can effectively atomize when making the induction layer generate heat, guarantee atomization effect.
Description
Technical Field
The application relates to the technical field of atomization, in particular to a heating structure and an atomization device.
Background
The aerosol is a colloid dispersion system formed by dispersing and suspending solid or liquid small particles in a gaseous medium, and the aerosol can be absorbed by a human body through a respiratory system, so that a novel alternative absorption mode is provided for users. For example, aerosol generating devices that heat a liquid or solid aerosol generating substrate to produce an aerosol are used in different applications to deliver an inhalable aerosol to a user in place of conventional product forms and absorption patterns.
Generally, a heating structure in an atomization device atomizes an aerosol-generating substrate, which is a substrate material capable of generating aerosol after atomization. In the related art, the heating structure can work by adopting the principle of electromagnetic induction heating, and the traditional heating body for electromagnetic heating atomization is provided with a magnetic metal induction sheet on the surface of the porous liquid guiding substrate, so that the binding force between the metal sheet and the porous substrate is poor, the liquid guiding effect is poor, and the atomization efficiency is affected.
Disclosure of Invention
Therefore, it is necessary to provide a heating structure and an atomizing device with better liquid guiding effect and atomizing efficiency aiming at the problem of poor liquid guiding effect of the traditional heating structure.
A heating structure comprises
A porous material matrix;
the electromagnetic induction film layer comprises an adhesive slurry layer and an induction layer, wherein the adhesive slurry layer is adhered and connected between the induction layer and the porous material matrix, and the induction layer can generate heat under the action of electromagnetic induction.
Among the above-mentioned heating structure, bond the induction layer on porous material base member through bonding slurry layer, make the induction layer can closely laminate with porous material base member to prevent that the separation of induction layer and porous material base member from raising and warp, improve the drain effect of porous material base member to the induction layer, and then can effectively atomize when making the induction layer generate heat, guarantee atomization effect.
In one embodiment, the bonding paste layer is configured to be capable of electromagnetic induction heating.
In one embodiment, the bonding paste layer comprises at least one of a plurality of magnetic metal powders and magnetic ceramic powders, and is sintered between the porous material substrate and the sensing layer after being coated or printed to form a film.
In one embodiment, the sensing layer is a metal layer or a magnetic ceramic layer.
In one embodiment, the electromagnetic induction membrane layer further includes a liquid guiding layer group, and the liquid guiding layer group is disposed on the induction layer and at least partially contacts the porous material substrate.
In one embodiment, the liquid guiding layer group comprises a liquid guiding slurry layer, the liquid guiding slurry layer comprises at least one of a plurality of metal powders and ceramic powders, and the liquid guiding slurry layer is sintered on the sensing layer after being coated or printed to form a film and is at least partially contacted with the porous material matrix.
In one embodiment, the liquid-guiding layer group includes a liquid-guiding porous layer including a porous material, the liquid-guiding porous layer being sintered on the sensing layer and at least partially in contact with the porous material matrix.
In one embodiment, the liquid guiding layer group comprises a liquid guiding slurry layer and a liquid guiding porous layer, wherein the liquid guiding slurry layer comprises at least one of a plurality of metal powders and ceramic powders, and is sintered on the sensing layer after being coated or printed to form a film and is at least partially contacted with the porous material matrix;
the liquid-conducting porous layer comprises a porous material, is sintered on the liquid-conducting slurry layer and is at least partially contacted with the porous material matrix.
In one embodiment, the porous material substrate is provided with a groove, and the electromagnetic induction film layer is at least partially embedded in the groove.
An atomizing device comprises the heating structure.
Drawings
Fig. 1 is a schematic structural diagram of a heat generating structure according to an embodiment of the present application.
Fig. 2 is a schematic cross-sectional view of the heat generating structure shown in fig. 1.
FIG. 3 is a schematic cross-sectional view of a heat generating structure according to another embodiment of the present application.
FIG. 4 is a schematic cross-sectional view of a heat generating structure according to another embodiment of the present application.
Fig. 5 is a schematic cross-sectional view of a heat generating structure according to another embodiment of the present application.
FIG. 6 is a schematic cross-sectional view of a heat generating structure according to another embodiment of the present application.
FIG. 7 is a schematic cross-sectional view of a heat generating structure according to another embodiment of the present application.
FIG. 8 is a schematic cross-sectional view of a heat generating structure according to another embodiment of the present application.
Fig. 9 is a schematic cross-sectional view of a heat generating structure according to another embodiment of the present application.
Reference numerals illustrate: 100. a heating structure; 10. a porous material matrix; 12. a groove; 30. an electromagnetic induction film; 32. bonding the slurry layer; 34. an induction layer; 36. a liquid guiding layer group; 361. a liquid guiding slurry layer; 363. a liquid-conducting porous layer.
Detailed Description
In order to make the above objects, features and advantages of the present application more comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is, however, susceptible of embodiment in many other forms than those described herein and similar modifications can be made by those skilled in the art without departing from the spirit of the application, and therefore the application is not to be limited to the specific embodiments disclosed below.
In the description of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present application, the meaning of "plurality" is at least two, such as two, three, etc., unless explicitly defined otherwise.
In this application, unless specifically stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.
In this application, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Referring to fig. 1-2, in an embodiment of the present application, a heating structure 100 is provided, including a porous material substrate 10 and an electromagnetic induction film 30, the electromagnetic induction film 30 includes an adhesive slurry layer 32 and an induction layer 34, the adhesive slurry layer 32 is adhered between the induction layer 34 and the porous material substrate 10, and the induction layer 34 can generate heat under the action of electromagnetic induction. In this way, the sensing layer 34 is bonded on the porous material substrate 10 through the bonding slurry layer 32, so that the sensing layer 34 can be tightly bonded with the porous material substrate 10, separation and tilting of the sensing layer 34 and the porous material substrate 10 are prevented, the liquid guiding effect of the porous material substrate 10 to the sensing layer 34 is improved, and further the sensing layer 34 can be effectively atomized when heating, and the atomization effect is ensured.
Alternatively, the porous material matrix 10 may be a porous ceramic or other high temperature resistant porous material for storing and rapidly conducting a liquid medium (aerosol generating substrate).
In some embodiments, the bonding paste layer 32 is configured to be heated by electromagnetic induction, such that the bonding paste layer 32 is used to bond the sensing layer 34 and the porous material substrate 10, and is further capable of generating heat by electromagnetic induction, thereby transferring heat to the porous material substrate 10 to heat and atomize the aerosol-generating substrate adsorbed in the porous material substrate 10.
Further, the bonding paste layer 32 includes at least one of a plurality of magnetic metal powders and magnetic ceramic powders, and the bonding paste layer 32 is sintered between the porous material substrate 10 and the sensing layer 34 after being formed into a film by coating or printing. That is, the adhesive slurry layer 32 is formed by coating or printing a magnetic powder material, and then sintered at a high temperature, so that the adhesive slurry layer 32 is firmly connected between the porous material substrate 10 and the sensing layer 34, and the sensing layer 34 is effectively connected with the porous material substrate 10, thereby preventing the sensing layer 34 from warping and ensuring the atomization effect.
Optionally, the magnetic metal powder is a powder prepared from a magnetic metal material, wherein the magnetic metal material comprises iron, cobalt, nickel and an alloy containing at least one of the three metals; the magnetic ceramic powder is powder prepared from magnetic ceramic materials, wherein the magnetic ceramic materials comprise manganese zinc ferrite, copper zinc ferrite, nickel zinc ferrite, lanthanum strontium manganate and the like.
In some embodiments, the sensing layer 34 is a metal layer or a magnetic ceramic layer, and both the metal layer and the magnetic ceramic layer have magnetism and can generate heat under the action of electromagnetic induction. Optionally, the metal layer comprises at least one of iron, cobalt, nickel, an alloy comprising at least one of the foregoing metals. Still optionally, the ceramic material having magnetic properties includes at least one of manganese zinc ferrite, copper zinc ferrite, nickel zinc ferrite, lanthanum strontium manganate.
Referring to fig. 3-5, in some embodiments, the electromagnetic induction membrane 30 further includes a liquid guiding layer set 36, where the liquid guiding layer set 36 is disposed on the induction layer 34 and at least partially contacts the porous material substrate 10. When the liquid guiding layer group 36 is stacked on the sensing layer 34, the sensing layer 34 is covered by the liquid guiding layer group 36, and the sensing layer 34 extends out of the edge of the liquid guiding layer group 36 to contact the porous material substrate 10, so that the liquid in the porous material substrate 10 can be absorbed into the liquid guiding layer group 36.
In this way, the liquid guiding layer group 36 is disposed on the upper surface of the sensing layer 34, and at least part of the liquid guiding layer group 36 is in contact with the porous material matrix 10, so that the liquid in the porous material matrix 10 can be absorbed and stored into the sensing layer 34 through the liquid guiding layer group 36, the aerosol generating matrix absorbed and stored in the liquid guiding layer group 36 is in contact with the upper surface of the sensing layer 34, the sensing layer 34 can transfer heat to the porous material matrix 10 below the sensing layer 34 to heat the atomized aerosol generating matrix, and the sensing layer 34 can also transfer heat to the liquid guiding layer group 36 above the sensing layer 34 to heat the atomized aerosol generating matrix, so that the sensing layer 34 is entirely surrounded by the aerosol generating matrix of the liquid, thereby preventing dry burning of the sensing layer 34 and ensuring the smoking taste.
Referring to fig. 3, in some embodiments, the liquid guiding layer set 36 includes a liquid guiding slurry layer 361, where the liquid guiding slurry layer 361 includes at least one of a plurality of metal powders and ceramic powders, and the liquid guiding slurry layer 361 is sintered on the sensing layer 34 after being coated or printed to form a film, and is at least partially in contact with the porous material substrate 10. That is, after at least one of a plurality of metal powders and ceramic powders is made into slurry, the slurry is coated or printed on the upper surface of the sensing layer 34, and the slurry above the edge of the sensing layer 34 can slide down to contact with the porous material substrate 10 under the action of self gravity, and finally the slurry is sintered and solidified to obtain the liquid-guiding slurry layer 361. The liquid-guiding slurry layer 361 thus obtained covers the sensing layer 34, and the edge portion of the liquid-guiding slurry layer 361 is in contact with the porous material substrate 10, so that the liquid in the porous material substrate 10 can be adsorbed into the liquid-guiding slurry layer 361, and the liquid is guided to the upper surface of the sensing layer 34, preventing the sensing piece from being dry-burned.
Optionally, the metal powder is a magnetic metal powder, so that the liquid guiding slurry layer 361 can generate heat under the electromagnetic induction effect. The magnetic metal powder is powder prepared from magnetic metal materials, wherein the magnetic metal materials comprise iron, cobalt, nickel and an alloy containing at least one component of the three metals. Still alternatively, the ceramic powder is a magnetic ceramic powder, so that the liquid guiding slurry layer 361 can generate heat under the electromagnetic induction. The magnetic ceramic powder is powder prepared from a magnetic ceramic material, wherein the magnetic ceramic material comprises manganese zinc ferrite, copper zinc ferrite, nickel zinc ferrite, lanthanum strontium manganate and the like.
Referring to fig. 4, in other embodiments, the liquid-guiding layer set 36 includes a liquid-guiding porous layer 363, the liquid-guiding porous layer 363 includes a porous material, and the liquid-guiding porous layer 363 is sintered on the sensing layer 34 and at least partially contacts the porous material substrate 10. In this way, a liquid-guiding porous layer 363 is arranged on the sensing layer 34, and the liquid-guiding porous layer 363 is in contact with the porous material matrix 10, so that the liquid in the porous material matrix 10 can be adsorbed into the liquid-guiding porous layer, and then the liquid is guided to the upper surface of the sensing layer 34, thereby preventing the dry burning of the sensing layer 34 and ensuring the atomization taste.
Optionally, the porous material is porous ceramic or other high temperature resistant porous material, the raw material is covered on the sensing layer 34 in the manufacturing process, the edge of the raw material extends out of the sensing layer 34 to contact with the porous material substrate 10, and finally the liquid-guiding porous layer 363 is obtained by sintering and solidifying. In this way, the liquid-permeable porous layer 363 is laminated over the sensing layer 34, and the edges of the liquid-permeable porous layer 363 are in contact with the porous material matrix 10 to absorb the aerosol-generating substrate in the porous material matrix 10.
Referring to fig. 5, in still other embodiments, the liquid-guiding layer set 36 includes a liquid-guiding slurry layer 361 and a liquid-guiding porous layer 363, the liquid-guiding slurry layer 361 includes at least one of a plurality of metal powders and ceramic powders, and the liquid-guiding slurry layer 361 is sintered on the sensing layer 34 after being coated or printed to form a film and is at least partially in contact with the porous material substrate 10; the liquid-conducting porous layer 363 comprises a porous material, and the liquid-conducting porous layer 363 is sintered onto the liquid-conducting slurry layer 361 and is at least partially in contact with the porous material matrix 10. That is, the liquid-guiding slurry layer 361 and the liquid-guiding porous layer 363 are sequentially laminated on the sensing layer 34, and the aerosol-generating substrate in the porous material substrate 10 is absorbed by the liquid-guiding slurry layer 361 and the liquid-guiding porous layer 363, thereby improving the liquid-guiding efficiency of the liquid guiding to the upper side of the sensing layer 34.
Specifically, after at least one of a plurality of metal powders and ceramic powders is made into slurry, the slurry is coated or printed on the upper surface of the sensing layer 34, and at the same time, the slurry above the edge of the sensing layer 34 can slide down to contact with the porous material substrate 10 under the action of self gravity, and finally, the slurry is sintered and solidified to obtain the liquid-guiding slurry layer 361. The liquid-guiding slurry layer 361 thus obtained covers the sensing layer 34, and the edge portion of the liquid-guiding slurry layer 361 is in contact with the porous material substrate 10, so that the liquid in the porous material substrate 10 can be adsorbed into the liquid-guiding slurry layer 361, and the liquid is guided to the upper surface of the sensing layer 34, preventing the sensing piece from being dry-burned.
Optionally, the metal powder is a magnetic metal powder, so that the liquid guiding slurry layer 361 can generate heat under the electromagnetic induction effect. The magnetic metal powder is powder prepared from magnetic metal materials, wherein the magnetic metal materials comprise iron, cobalt, nickel and an alloy containing at least one component of the three metals. Still alternatively, the ceramic powder is a magnetic ceramic powder, so that the liquid guiding slurry layer 361 can generate heat under the electromagnetic induction. The magnetic ceramic powder is powder prepared from a magnetic ceramic material, wherein the magnetic ceramic material comprises manganese zinc ferrite, copper zinc ferrite, nickel zinc ferrite, lanthanum strontium manganate and the like.
Optionally, the porous material is porous ceramic or other high temperature resistant porous material, and the raw material is covered on the liquid guiding slurry layer 361 in the manufacturing process, and the edge of the raw material extends out of the liquid guiding slurry layer 361 to contact with the porous material substrate 10, and finally sintered and solidified to obtain the liquid guiding porous layer 363. In this way, the liquid-conducting porous layer 363 is laminated over the liquid-conducting slurry layer 361, and the edge of the liquid-conducting porous layer 363 is in contact with the porous material matrix 10 to absorb the aerosol-generating substrate in the porous material matrix 10.
Referring to fig. 6, in any of the above embodiments, the porous material substrate 10 is provided with the groove 12, at least a portion of the electromagnetic induction film 30 is embedded in the groove 12, so that the electromagnetic induction film 30 can be limited by the groove 12, and the bottom surface and at least a portion of the side surface of the electromagnetic induction film 30 are in contact with the porous material substrate 10, so as to improve the bonding tightness between the electromagnetic induction film 30 and the porous material substrate 10.
Optionally, the electromagnetic induction film 30 includes an adhesive slurry layer 32 and an induction layer 34, where the adhesive slurry layer 32 and the induction layer 34 are sequentially stacked on the porous material substrate 10 from bottom to top and are all located in the groove 12, and the sides of the adhesive slurry layer 32 and the induction layer 34 are directly contacted with the porous material substrate 10, so as to improve the bonding property of the electromagnetic induction film 30 and the porous material substrate 10.
Referring to fig. 7-9, in a further alternative embodiment, the electromagnetic induction membrane 30 includes an adhesive slurry layer 32, an induction layer 34, and a liquid guiding layer group 36 described in the previous embodiment, where the adhesive slurry layer 32, the induction layer 34, and the liquid guiding layer group 36 are sequentially stacked on the porous material substrate 10 from bottom to top and all are located in the grooves 12. On the one hand, the side surface of the electromagnetic induction film 30 is in contact with the porous material substrate 10, so that the bonding property of the electromagnetic induction film 30 and the porous material substrate 10 is improved; on the other hand, the side surface of the liquid guiding layer group 36 is directly in contact with the porous material substrate 10, so that the liquid guiding efficiency of the porous material substrate 10 to the liquid guiding layer group 36 is improved, and the atomization effect is further improved.
In an embodiment of the present application, an atomization device is further provided, which includes the heat generating structure 100 described in any of the foregoing embodiments. The heating structure 100 comprises a porous material substrate 10 and an electromagnetic induction film 30, wherein the electromagnetic induction film 30 comprises an adhesive slurry layer 32 and an induction layer 34, the adhesive slurry layer 32 is adhered and connected between the induction layer 34 and the porous material substrate 10, and the induction layer 34 can generate heat under the action of electromagnetic induction. In this way, the sensing layer 34 is bonded on the porous material substrate 10 through the bonding slurry layer 32, so that the sensing layer 34 can be tightly bonded with the porous material substrate 10, separation and tilting of the sensing layer 34 and the porous material substrate 10 are prevented, the liquid guiding effect of the porous material substrate 10 to the sensing layer 34 is improved, and further the sensing layer 34 can be effectively atomized when heating, and the atomization effect is ensured.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, 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 above examples only represent a few embodiments of the present application, which are described in more detail and are not to be construed as limiting the scope of the claims. It should be noted that it would be apparent to those skilled in the art that various modifications and improvements could be made without departing from the spirit of the present application, which would be within the scope of the present application. Accordingly, the scope of protection of the present application is to be determined by the claims appended hereto.
Claims (10)
1. A heat generating structure, characterized by comprising
A porous material matrix;
the electromagnetic induction film layer comprises an adhesive slurry layer and an induction layer, wherein the adhesive slurry layer is adhered and connected between the induction layer and the porous material matrix, and the induction layer can generate heat under the action of electromagnetic induction.
2. The heat generating structure of claim 1, wherein the adhesive slurry layer is configured to be capable of electromagnetic induction heat generation.
3. The heat generating structure according to claim 2, wherein the adhesive slurry layer is composed of magnetic metal powder or magnetic ceramic powder, and the adhesive slurry layer is sintered between the porous material substrate and the induction layer after being formed into a film by coating or printing.
4. The heat generating structure of claim 1, wherein the sensing layer is a metal layer or a magnetic ceramic layer.
5. The heat generating structure as recited in any one of claims 1-4, wherein the electromagnetic induction membrane layer further comprises a liquid guiding layer group, and the liquid guiding layer group is arranged on the induction layer and at least partially contacts with the porous material matrix.
6. The heat generating structure as recited in claim 5, wherein the liquid guiding layer group comprises a liquid guiding slurry layer, the liquid guiding slurry layer is composed of metal powder or ceramic powder, and the liquid guiding slurry layer is sintered on the sensing layer after being coated or printed to form a film and is at least partially contacted with the porous material substrate.
7. The heat generating structure of claim 5, wherein the liquid conductive layer assembly comprises a liquid conductive porous layer comprising a porous material, the liquid conductive porous layer being sintered to the sensing layer and at least partially in contact with the porous material substrate.
8. The heat generating structure according to claim 5, wherein the liquid guiding layer group comprises a liquid guiding slurry layer and a liquid guiding porous layer, the liquid guiding slurry layer is composed of metal powder or ceramic powder, and the liquid guiding slurry layer is sintered on the sensing layer after being coated or printed to form a film and is at least partially contacted with the porous material substrate;
the liquid-conducting porous layer comprises a porous material, is sintered on the liquid-conducting slurry layer and is at least partially contacted with the porous material matrix.
9. The heat generating structure as recited in any one of claims 1-4, wherein the porous material substrate is provided with a groove, and the electromagnetic induction film layer is at least partially embedded in the groove.
10. An atomising device comprising a heat generating structure as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320902302.2U CN220631084U (en) | 2023-04-14 | 2023-04-14 | Heating structure and atomizing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320902302.2U CN220631084U (en) | 2023-04-14 | 2023-04-14 | Heating structure and atomizing device |
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| Publication Number | Publication Date |
|---|---|
| CN220631084U true CN220631084U (en) | 2024-03-22 |
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|---|---|---|---|
| CN202320902302.2U Active CN220631084U (en) | 2023-04-14 | 2023-04-14 | Heating structure and atomizing device |
Country Status (1)
| Country | Link |
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- 2023-04-14 CN CN202320902302.2U patent/CN220631084U/en active Active
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