CN218851939U - Heating structure and electronic atomization device - Google Patents
Heating structure and electronic atomization device Download PDFInfo
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- CN218851939U CN218851939U CN202222654141.8U CN202222654141U CN218851939U CN 218851939 U CN218851939 U CN 218851939U CN 202222654141 U CN202222654141 U CN 202222654141U CN 218851939 U CN218851939 U CN 218851939U
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Abstract
The utility model relates to a heating structure and electron atomizing device, the heating structure includes: the heating piece comprises a first heating piece and a second heating piece which are in heat conduction connection with each other, the first heating piece is constructed into a peripheral heating structure with an accommodating cavity, and the second heating piece is constructed into a central heating structure at least partially inserted into the accommodating cavity; one of the first heating piece and the second heating piece is controlled to generate heat autonomously, and the other heating piece receives the heat conducted by the first heating piece or the second heating piece which is controlled to generate heat autonomously and then generates heat. So, only need make first heating piece and second generate heat in the piece alright indirectly make whole the piece that generates heat generate heat, aerosol generation matrix places in the holding intracavity, and the second generates heat inside the piece inserts aerosol generation matrix, and first heating piece surrounds and carries out peripheral heating in aerosol generation matrix's periphery, and the second generates heat inside the piece that generates heat and carries out central heating in aerosol generation matrix, has improved thermal utilization ratio effectively, effectively promotes the atomizing volume.
Description
Technical Field
The utility model relates to an atomizing technology field especially relates to heating structure and electron atomizing device.
Background
An aerosol is a colloidal dispersion of small solid or liquid particles dispersed and suspended in a gaseous medium, and can be generated, for example, by baking and heating an aerosol-generating substrate such as a herb or a paste by an electronic atomizer.
Generally, electronic atomization devices typically employ a non-combustible heating technique in which an aerosol-generating substrate, which is a substrate material that generates an aerosol when heated, is heated by a heating structure. In the related art, the heating structure has two heating modes, one is peripheral heating, and the heating element is in a peripheral shape, is positioned outside the aerosol generating substrate and wraps the aerosol generating substrate; during the preheating process, the outermost peripheral region of the aerosol-generating substrate is heated first, heat being transferred from the outer peripheral region of the aerosol-generating substrate to the centre; the other is center heating, and the heating element is mostly in a shape of a sheet or a column with a sharp top and is positioned in the aerosol generating substrate; during the preheating process, the central region of the aerosol-generating substrate is heated first, and heat is transferred from the central to the peripheral regions of the aerosol-generating substrate.
However, for the peripheral heating mode, heat is transferred from the peripheral area of the aerosol generating substrate to the center, but because the thermal conductivity of the aerosol generating substrate is low, great heat loss exists in the heat exchange process, so that the temperature difference exists between the peripheral area and the central area of the aerosol generating substrate carrier, the temperature of the aerosol generating substrate carrier in the central area is relatively low, sufficient aerosol cannot be generated quickly and effectively, and the problems of low overall fog-out speed, long preheating time and low atomization amount are caused; similar problems exist with respect to the central heating mode, i.e. heat transfer from the centre to the peripheral region of the aerosol-generating substrate, the central region of the aerosol-generating substrate being heated first, the central region being susceptible to carbonisation due to low thermal conductivity of the aerosol-generating substrate, the central region having difficulty in rapidly transferring heat to the peripheral region, and the peripheral region having a relatively low temperature of the aerosol-generating substrate carrier, being unable to rapidly and effectively generate a sufficient amount of aerosol, and having a low overall utilisation, resulting in slow overall misting rates, long warm-up times, and a relatively low level of atomisation.
SUMMERY OF THE UTILITY MODEL
In view of this, there is a need to provide a heating structure and an electronic atomizing device that address the problems of the prior art that the mist generation speed is slow and the amount of mist is low when heating an aerosol-generating substrate.
A heating structure, the heating structure comprising:
the heating part comprises a first heating part and a second heating part which are mutually connected in a heat conduction manner, the first heating part is constructed into a peripheral heating structure with an accommodating cavity, and the second heating part is constructed into a central heating structure which is at least partially inserted into the accommodating cavity;
one of the first heating piece and the second heating piece is controlled to generate heat autonomously, and the other heating piece receives heat conducted by the first heating piece or the second heating piece which is controlled to generate heat autonomously and then generates heat.
One of the first heating part and the second heating part in the heating structure is controlled to independently generate heat, the other one of the first heating part and the second heating part receives the heat transferred by the first heating part or the second heating part which is controlled to independently generate heat and then generates heat, namely, one of the first heating part and the second heating part directly generates heat, and the other one of the first heating part and the second heating part receives the heat transferred by the independent heating part to indirectly generate heat, so that the whole heating part can indirectly generate heat only by heating the first heating part and the second heating part. Aerosol generation substrate can be placed in the holding intracavity of first heating member, and it is inside to generate heat the piece and insert aerosol generation substrate at the in-process second of placing, so first heating member surrounds and carries out peripheral heating in aerosol generation substrate's periphery, the second generates heat the piece and inserts aerosol generation substrate inside and carry out central heating, the combination of piece is generated through first heating member and second, simultaneously from aerosol generation substrate's periphery and inside heating atomization, make the area of contact of heat-generating body and aerosol generation substrate be greater than aerosol generation substrate's external surface area, carry out the three-dimensional multidirectional heating of parcel formula to aerosol generation substrate, thermal utilization ratio has been improved effectively, effectively promote the atomizing volume.
In one embodiment, the second heat generating member is controlled to generate heat autonomously, and the first heat generating member generates heat after receiving the heat conducted by the second heat generating member.
In one embodiment, the second heating element is provided with a heating layer, and the heating layer is controlled to generate heat after being electrified.
In one embodiment, the thermal conductivity of the first heat generating member is greater than the thermal conductivity of the second heat generating member.
In one embodiment, the first heat generating member and the second heat generating member are integrally formed.
In one embodiment, the first heat generating component and the second heat generating component are assembled and connected in a split manner.
In one embodiment, the first heating element comprises a bottom wall and a side wall arranged around the periphery of the bottom wall, the bottom wall and the side wall are connected in an intersecting manner and enclose to form the accommodating cavity, and at least part of the second heating element penetrates through the bottom wall and extends into the accommodating cavity.
In one embodiment, the heating structure further comprises a housing assembly and a heat insulating layer, the heat generating element is assembled in the housing assembly, and the heat insulating layer is arranged on the outer peripheral wall of the housing surrounding the first heat generating element.
In one embodiment, the housing assembly includes a housing and a base, the first heating element is sleeved in the housing, one axial end of the first heating element is in limit abutting contact with an inner wall of the housing, and the base is sleeved in the housing and abuts against the other axial end of the first heating element.
In one embodiment, an air inlet channel is formed in the second heating element along the axial direction of the accommodating cavity, and a plurality of air passing holes are formed in the periphery of the second heating element and are communicated with the air inlet channel and the accommodating cavity.
The embodiment of the utility model provides an electron atomizing device is still provided, including above-mentioned heating structure. The electronic atomization device is combined with the first heating part and the second heating part in the heating structure, meanwhile, heating atomization is carried out from the periphery and the inside of the aerosol generating substrate, the contact area of the heating body and the aerosol generating substrate is larger than the outer surface area of the aerosol generating substrate, wrapped three-dimensional multidirectional heating is carried out on the aerosol generating substrate, the utilization rate of heat is effectively improved, and the atomization amount is effectively increased.
Drawings
Fig. 1 is a schematic cross-sectional view of a heating structure according to an embodiment of the present invention;
FIG. 2 is a schematic partial cross-sectional view of the heating structure of FIG. 1;
fig. 3 is an exploded view of the heating structure shown in fig. 1.
Description of reference numerals: 100. a heating structure; 10. a heat generating member; 12. a first heat generating member; 121. a bottom wall; 123. a side wall; 13. an accommodating cavity; 14. a second heat generating member; 30. an intake passage; 32. air passing holes; 50. a housing assembly; 52. a housing; 54. a base; 70. an insulating layer.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention 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 invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" 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. As used herein, the terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are for purposes of illustration only and do not denote a single embodiment.
Referring to fig. 1-3, in one embodiment of the present invention, a heating structure 100 is provided, which includes a heat generating member 10, the heat generating member 10 being configured to heat an aerosol-generating substrate.
The heat generating component 10 comprises a first heat generating component 12 and a second heat generating component 14 which are connected with each other in a heat conducting manner, wherein the first heat generating component 12 is configured as a peripheral heating structure 100 with a containing cavity 13, and the second heat generating component 14 is configured as a central heating structure 100 which is at least partially inserted into the containing cavity 13; one of the first heat generating component 12 and the second heat generating component 14 is controlled to generate heat autonomously, and the other one of the first heat generating component 12 and the second heat generating component 14 receives the heat conducted by the controlled and autonomously heated first heat generating component 12 or the second heat generating component 14 to generate heat, that is, one of the first heat generating component 12 and the second heat generating component 14 directly generates heat, and the other one of the first heat generating component 12 and the second heat generating component 14 receives the heat conducted by the autonomous heat to indirectly generate heat, so that the whole heat generating component 10 can indirectly generate heat only by heating in the first heat generating component 12 and the second heat generating component 14.
The aerosol-generating substrate can be placed in the accommodating cavity 13 of the first heating part 12, and the second heating part 14 is inserted into the aerosol-generating substrate in the placing process, so that the first heating part 12 surrounds the periphery of the aerosol-generating substrate to perform peripheral heating, the second heating part 14 is inserted into the aerosol-generating substrate to perform central heating, and through the combination of the first heating part 12 and the second heating part 14, heating and atomization are performed from the periphery and the interior of the aerosol-generating substrate at the same time, so that the contact area of the heating part and the aerosol-generating substrate is larger than the outer surface area of the aerosol-generating substrate, the aerosol-generating substrate is subjected to wrapped type three-dimensional multidirectional heating, the utilization rate of heat is effectively improved, and the atomization amount is effectively increased.
In some embodiments, the second heat generating member 14 is controlled to generate heat autonomously, and the first heat generating member 12 generates heat after receiving heat conducted by the second heat generating member 14. That is, the second heat generating member 14 as the central heating structure 100 is controlled to generate heat autonomously, and after the second heat generating member 14 generates heat, heat is gradually transferred to the first heat generating member 12, and the second heat generating member 14 extends relative to the first heat generating member 12 to generate heat. When the aerosol generating substrate is placed in the accommodating cavity 13, the second heating part 14 is inserted into the aerosol generating substrate, so that the medium density at the central position of the aerosol generating substrate is greater than the substrate density at the peripheral position, the second heating part 14 is set to be controlled to generate heat autonomously, the high-density substrate at the central position can be firstly heated by the second heating part 14, then the low-density substrate at the peripheral position is heated by the first heating part 12 in a delayed manner, and thus the central position and the peripheral area can be uniformly heated and atomized, and the atomization effect is further ensured.
Further, a heating layer is arranged on the second heating element 14, and the heating layer is controlled to generate heat after being electrified, so that the second heating element 14 is controlled to generate heat automatically by electrifying and powering off the heating layer on the second heating element 14.
Optionally, the thermal conductivity of the first heat generating component 12 is greater than the thermal conductivity of the second heat generating component 14, such that when the second heat generating component 14 is controlled to generate heat autonomously, heat can be conducted faster on the first heat generating component 12, ensuring the heat conducting effect of the first heat generating component 12 to effectively heat the periphery of the aerosol-generating substrate with the heat received by the first heat generating component 12.
In some embodiments, the first heat generating component 12 comprises a bottom wall 121 and a side wall 123 arranged around the periphery of the bottom wall 121, the bottom wall 121 and the side wall 123 intersect and enclose the receiving cavity 13, the second heat generating component 14 extends at least partially through the bottom wall 121 into the receiving cavity 13, so that when the aerosol-generating substrate is placed in the receiving cavity 13, the second heat generating component 14 extending into the receiving cavity 13 is inserted into the aerosol-generating substrate, while the side wall 123 of the first heat generating component 12 surrounds the periphery of the aerosol-generating substrate, and the bottom wall 121 is located at the bottom of the aerosol-generating substrate, so as to heat the aerosol-generating substrate from multiple directions from the side and the bottom.
Alternatively, the first heat generating member 12 and the second heat generating member 14 are integrally formed, and the heat generating member 10 is integrally formed as one component, so that the installation is convenient. Specifically, the second heat generating member 14 is integrally formed with the bottom wall 121 of the first heat generating member 12, and thus the first heat generating member 12 and the second heat generating member 14 are integrally formed.
Optionally, the first heat generating component 12 and the second heat generating component 14 are assembled and connected separately, that is, the first heat generating component 12 and the second heat generating component 14 are separately formed and then assembled and connected, so as to form the heat generating component 10, and the first heat generating component 12 and the second heat generating component 14 can be formed by using materials with different thermal conductivities, so as to ensure the heat conduction and heating effect. For example, the second heat generating member 14 is riveted to the bottom wall 121 of the first heat generating member 12, or the second heat generating member 14 is welded to the bottom wall 121 of the first heat generating member 12, and the specific connection manner is not limited herein.
In some embodiments, the heating structure 100 further includes a housing assembly 50 and a heat insulating layer 70, the heat generating element 10 is assembled in the housing assembly 50, and the heat insulating layer 70 is disposed on the outer circumferential wall of the housing 52 around the first heat generating element 12, so as to insulate the heating structure 100 by the heat insulating layer 70, prevent heat generated on the first heat generating element 12 from being dissipated outwards to reduce the heating effect, and ensure the heating effect of the heat generating element 10.
Further, the housing assembly 50 includes a housing 52 and a base 54, the first heating element 12 is sleeved in the housing 52, one axial end of the first heating element 12 is in limit abutment with an inner wall of the housing 52, and the base 54 is sleeved in the housing 52 and abuts against the other axial end of the first heating element 12. In the assembling process, firstly, the heating element 10 is sleeved in the shell 52, then the base 54 is sleeved at the end part of the shell 52, the inner walls of the base 54 and the shell 52 are simultaneously limited and abutted against the two axial ends of the heating element 10, and thus, the heating element 10 is fixedly installed in the shell 52. Specifically, a stepped inner wall is arranged on the inner wall of the housing 52, and one end of the heating element 10, which is far away from the base 54, is abutted against the stepped inner wall of the housing 52 so as to limit one axial end of the heating element 10.
In some embodiments, the inside of the second heat generating element 14 is provided with an air inlet channel 30 along the axial direction of the accommodating cavity 13, the periphery of the second heat generating element 14 is provided with a plurality of air passing holes 32, the air passing holes 32 communicate with the air inlet channel 30 and the accommodating cavity 13, when a user uses the electronic atomization device provided with the heating structure 100, external air flow is sucked into the air inlet channel 30 inside the second heat generating element 14, and then the air flow flows into the accommodating cavity 13 from the air passing holes 32 and flows out through the aerosol generating substrate carrying the atomized aerosol generating substrate for the user to suck and eat. Thus, air is introduced through the air inlet channel 30 inside the second heating element 14, the bottom of the accommodating cavity 13 can be closed, and air is introduced into the accommodating cavity 13 without opening.
It will be appreciated that in other embodiments, the air inlet passage 30 may be formed on the base 54 and the bottom wall 121 of the second heat generating component 14 to allow the external air flow to the aerosol generating substrate in the accommodating cavity 13 to achieve the air inlet function, and the air inlet manner of the air flow is not limited herein.
In an embodiment of the present invention, an electronic atomizer is provided, which includes the heating structure 100 according to any one of the above embodiments.
The heating structure 100 includes a heat generating member 10, the heat generating member 10 being for heating an aerosol-generating substrate. The heat generating component 10 includes a first heat generating component 12 and a second heat generating component 14 which are connected with each other in a heat conducting manner, wherein the first heat generating component 12 is configured as a peripheral heating structure 100 with a containing cavity 13, and the second heat generating component 14 is configured as a central heating structure 100 which is at least partially inserted into the containing cavity 13; one of the first heat generating component 12 and the second heat generating component 14 is controlled to generate heat autonomously, and the other one of the first heat generating component 12 and the second heat generating component 14 receives the heat conducted by the controlled and autonomously heated first heat generating component 12 or the second heat generating component 14 to generate heat, that is, one of the first heat generating component 12 and the second heat generating component 14 directly generates heat, and the other one of the first heat generating component 12 and the second heat generating component 14 receives the heat conducted by the autonomous heat to indirectly generate heat, so that the whole heat generating component 10 can indirectly generate heat only by heating in the first heat generating component 12 and the second heat generating component 14.
The aerosol generation substrate can be placed in the accommodating cavity 13 of the first heating piece 12, and the second heating piece 14 is inserted into the aerosol generation substrate in the placing process, so that the first heating piece 12 surrounds the periphery of the aerosol generation substrate to heat the periphery, the second heating piece 14 is inserted into the aerosol generation substrate to heat the center, and the aerosol generation substrate is heated and atomized from the periphery and the inside of the aerosol generation substrate through the combination of the first heating piece 12 and the second heating piece 14, so that the contact area of the heating piece and the aerosol generation substrate is larger than the outer surface area of the aerosol generation substrate, and the aerosol generation substrate is subjected to wrapped three-dimensional multidirectional heating, thereby effectively improving the utilization rate of heat and effectively improving the atomization amount.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (11)
1. A heating structure, characterized in that the heating structure comprises:
the heating part comprises a first heating part and a second heating part which are mutually connected in a heat conduction manner, the first heating part is constructed into a peripheral heating structure with an accommodating cavity, and the second heating part is constructed into a central heating structure which is at least partially inserted into the accommodating cavity;
one of the first heating piece and the second heating piece is controlled to generate heat autonomously, and the other heating piece receives the heat conducted by the first heating piece or the second heating piece which is controlled to generate heat autonomously and then generates heat.
2. The heating structure according to claim 1, wherein the second heat generating member is controlled to generate heat autonomously, and the first heat generating member generates heat after receiving heat transmitted from the second heat generating member.
3. The heating structure of claim 2, wherein the second heat generating element is provided with a heat generating layer, and the heat generating layer is controlled to generate heat after being electrified.
4. The heating structure according to claim 2, wherein a thermal conductivity of the first heat generating member is larger than a thermal conductivity of the second heat generating member.
5. The heating structure of claim 1, wherein the first heat generating member is integrally formed with the second heat generating member.
6. The heating structure as claimed in claim 1, wherein the first heat generating member is separately assembled with the second heat generating member.
7. The heating structure according to any one of claims 1 to 6, wherein the first heating element comprises a bottom wall and a side wall arranged around the periphery of the bottom wall, the bottom wall and the side wall are connected in an intersecting manner and enclose to form the accommodating cavity, and the second heating element at least partially penetrates through the bottom wall and extends into the accommodating cavity.
8. The heating structure according to any one of claims 1 to 6, further comprising a housing assembly in which the heat generating member is fitted, and a heat insulating layer provided on an outer peripheral wall of the housing around the first heat generating member.
9. The heating structure of claim 8, wherein the housing assembly comprises a housing and a base, the first heating element is sleeved in the housing, one axial end of the first heating element is in limit abutting contact with an inner wall of the housing, and the base is sleeved in the housing and abuts against the other axial end of the first heating element.
10. The heating structure as claimed in any one of claims 1 to 6, wherein an air inlet channel is formed in the second heat generating member along the axial direction of the accommodating chamber, and a plurality of air passing holes are formed in the outer periphery of the second heat generating member and communicate the air inlet channel with the accommodating chamber.
11. An electronic atomizer device, comprising a heating structure according to any one of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222654141.8U CN218851939U (en) | 2022-10-09 | 2022-10-09 | Heating structure and electronic atomization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222654141.8U CN218851939U (en) | 2022-10-09 | 2022-10-09 | Heating structure and electronic atomization device |
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| Publication Number | Publication Date |
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| CN218851939U true CN218851939U (en) | 2023-04-14 |
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| CN202222654141.8U Active CN218851939U (en) | 2022-10-09 | 2022-10-09 | Heating structure and electronic atomization device |
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| CN (1) | CN218851939U (en) |
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- 2022-10-09 CN CN202222654141.8U patent/CN218851939U/en active Active
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