CN112704271A - Atomizer and aerial fog generating device - Google Patents
Atomizer and aerial fog generating device Download PDFInfo
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- CN112704271A CN112704271A CN202110179278.XA CN202110179278A CN112704271A CN 112704271 A CN112704271 A CN 112704271A CN 202110179278 A CN202110179278 A CN 202110179278A CN 112704271 A CN112704271 A CN 112704271A
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- heating element
- aerosol
- heat
- generating
- atomizer
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- 238000010438 heat treatment Methods 0.000 claims abstract description 176
- 239000000758 substrate Substances 0.000 claims abstract description 96
- 239000000443 aerosol Substances 0.000 claims abstract description 69
- 238000004140 cleaning Methods 0.000 claims description 33
- 238000000889 atomisation Methods 0.000 claims description 16
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
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- 150000002739 metals Chemical class 0.000 claims description 3
- 229910052755 nonmetal Inorganic materials 0.000 claims description 3
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- 239000011159 matrix material Substances 0.000 abstract description 19
- 238000004519 manufacturing process Methods 0.000 abstract description 14
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 13
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- 241000208125 Nicotiana Species 0.000 description 7
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 7
- 230000005674 electromagnetic induction Effects 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
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- JUPQTSLXMOCDHR-UHFFFAOYSA-N benzene-1,4-diol;bis(4-fluorophenyl)methanone Chemical compound OC1=CC=C(O)C=C1.C1=CC(F)=CC=C1C(=O)C1=CC=C(F)C=C1 JUPQTSLXMOCDHR-UHFFFAOYSA-N 0.000 description 1
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Images
Classifications
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
- A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
- A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
- A24F40/46—Shape or structure of electric heating means
-
- 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
- A24F40/465—Shape or structure of electric heating means specially adapted for induction heating
Landscapes
- Resistance Heating (AREA)
Abstract
The invention discloses an atomizer, which comprises an atomizing cavity and a heating body, wherein the atomizing cavity is used for accommodating aerosol generating substrates, the heating body is arranged in the atomizing cavity, extends along the axial direction of the atomizing cavity and can be inserted into the aerosol generating substrates, the heating body is provided with a concave part, the concave part extends along the axial direction, and the inner surface of the concave part and the outer surface of the heating body can atomize the aerosol generating substrates. Adopt above-mentioned technical scheme, can increase the area of contact of heat-generating body and aerial fog production matrix and realize the radial transmission of heat on the heat-generating body for the internal surface of concave part and the surface of heat-generating body can atomize aerial fog production matrix simultaneously, have not only promoted the atomizing efficiency of heat-generating body and the aerial fog volume that aerial fog produced the matrix, through the injecing to the heat-generating body size, can reduce the resistance that the heat-generating body inserted aerial fog production matrix, the heat-generating body of being convenient for inserts aerial fog production matrix. The invention also discloses an aerosol generating device which comprises the atomizer.
Description
Technical Field
The invention relates to the technical field of heating non-combustible smoking tools, in particular to an atomizer and an aerosol generating device.
Background
Currently, with the growing concern for health, people are aware that traditional cigarettes pose certain health risks, and therefore, a product called "heated non-burning cigarettes" is produced. Compared with the traditional cigarette, the cigarette which is not combusted by heating can meet the physiological requirements of users, and simultaneously, harmful substances such as tar, carbon monoxide and the like brought by the traditional cigarette are reduced.
The cigarette is not burnt in the heating, and through heating the pipe tobacco in the cigarette, release aerosol, the user obtains the smoking and experiences. The tobacco shreds are not combusted, so that no complex chemical reaction is generated, and the user can experience the tobacco shreds and reduce harmful substance inhalation. Most of the existing heating bodies are columnar or flaky, the columnar heating bodies can only be heated by the outer surface and cannot fully atomize tobacco shreds, and the flaky heating bodies are poor in strength, easy to damage and low in atomization efficiency. Meanwhile, no matter the heating body is columnar or flaky, the heating body has larger resistance in the process of inserting the cigarette, is inconvenient to insert and has higher requirement on the consistency of the cut tobacco in the cigarette.
Therefore, the heating element which has reasonable structure, high atomization efficiency, higher strength and is convenient for inserting a cigarette is provided, and the problem to be solved in the field is urgently needed.
Disclosure of Invention
The invention aims to solve the problems that a heating element in the prior art has larger resistance when being inserted into a cigarette, lower atomization efficiency, poorer strength and easy damage.
In order to solve the problems, the invention discloses an atomizer which comprises an atomizing cavity and a heating element, wherein the atomizing cavity is used for accommodating aerosol generating substrate; the heating element is provided with a concave part which extends along the axial direction, the inner surface of the concave part and the outer surface of the heating element can atomize the aerosol generating substrate, the contour line of the cross section of the heating element is composed of continuous or discontinuous lines, and the length of the lines is more than or equal to 10% of the circumference of the aerosol generating substrate and less than or equal to 2 times of the circumference of the aerosol generating substrate.
Adopt above-mentioned technical scheme, the surface through making the internal surface of concave part and heat-generating body all produces the matrix contact with the aerial fog, can increase the area of contact of heat-generating body and aerial fog production matrix and realize the radial transmission of heat on the heat-generating body, make the internal surface of concave part and the surface of heat-generating body can atomize the aerial fog production matrix simultaneously, the atomizing efficiency of heat-generating body and the aerial fog production matrix's of mist volume have not only been promoted, and through the injecing to the heat-generating body size, can reduce the resistance that the heat-generating body inserted aerial fog production matrix, be convenient for the heat-generating.
According to another specific embodiment of the invention, the atomizer further comprises an electromagnetic module, the electromagnetic module is coaxially arranged with the atomizing cavity, and the heating element and the electromagnetic module can generate heat through an electromagnetic effect.
According to another embodiment of the present invention, the line is any one or a combination of curved line, straight line or broken line.
According to another embodiment of the present invention, the heat-generating body includes a C-shaped structure, a bracket-shaped structure, a wavy line structure, or a tubular structure.
According to another embodiment of the invention, the tubular structure is a circular tubular structure, an elliptical tubular structure, a rounded rectangular tubular structure or a quincunx tubular structure, and the recess is an inner cavity of the tubular structure.
According to another embodiment of the present invention, the tip of the heating element is provided with a blade portion for reducing resistance to insertion of the aerosol-generating substrate.
According to another embodiment of the present invention, the heating element is formed by splicing at least two metals, or is formed by combining a metal and a nonmetal.
According to another specific embodiment of the present invention, the atomizer further includes an inner shell and an outer shell, the inner shell and the outer shell are coaxially disposed and are located in the outer shell, an inner cavity of the inner shell is an atomization chamber, a base of the heating element is disposed at a lower portion of the inner shell, and the heating element is located in the atomization chamber and extends in an axial direction of the atomization chamber.
According to another embodiment of the present invention, the electromagnetic module of the atomizer is disposed between the inner casing and the outer casing, and is sleeved on the inner casing.
The invention also discloses an aerosol generating device which comprises the atomizer in any one of the embodiments.
According to another embodiment of the invention, the aerosol generating device further comprises a cleaning component for cleaning the atomizing cavity and the heating element of the atomizer.
According to another embodiment of the invention, the cleaning member is at least partially received within the aerosolizing chamber, the aerosol-generating substrate is receivable within the interior chamber of the cleaning member, and the heating element is capable of extending into the interior chamber of the cleaning member to heat the aerosol-generating substrate.
Drawings
The invention will be described in further detail with reference to the following figures and detailed description:
FIG. 1 is a schematic perspective view of an atomizer according to the present invention;
FIG. 2 is a sectional view of an atomizer according to the present invention;
FIG. 3 is a schematic sectional view of an atomizer according to another embodiment of the present invention;
FIG. 4a is a schematic perspective view of a heating element in an atomizer according to the present invention;
FIG. 4b is a schematic top view of a heating element in the atomizer according to the present invention;
FIG. 4c is a schematic perspective view of a heat generating body of an atomizer according to another embodiment of the present invention;
FIG. 5a is a schematic perspective view of a heat generating body of an atomizer according to another embodiment of the present invention;
FIG. 5b is a schematic top view showing a heat generating body of an atomizer according to another embodiment of the present invention;
FIG. 6a is a schematic perspective view of a heat generating body of an atomizer according to another embodiment of the present invention;
FIG. 6b is a schematic top view showing a heat generating body of an atomizer according to another embodiment of the present invention;
FIG. 7a is a schematic perspective view of a heat generating body of an atomizer according to another embodiment of the present invention;
FIG. 7b is a schematic top view showing a heat generating body of an atomizer according to another embodiment of the present invention;
FIG. 8a is a schematic perspective view of a heat-generating body of an atomizer according to another embodiment of the present invention;
FIG. 8b is a schematic top view showing a heat generating body of an atomizer according to another embodiment of the present invention;
FIG. 9a is a schematic perspective view of a heat-generating body of an atomizer according to another embodiment of the present invention;
FIG. 9b is a schematic top view showing a heat generating body of an atomizer according to another embodiment of the present invention;
FIG. 10a is a schematic perspective view of a heat-generating body of an atomizer according to another embodiment of the present invention;
FIG. 10b is a schematic top view showing a heat generating body of an atomizer according to another embodiment of the present invention;
FIG. 11a is a schematic perspective view of a heat-generating body of an atomizer according to another embodiment of the present invention;
FIG. 11b is a schematic top view showing a heat generating body of an atomizer according to another embodiment of the present invention;
FIG. 12a is a schematic perspective view of a heat-generating body of an atomizer according to another embodiment of the present invention;
FIG. 12b is a schematic top view showing a heat generating body of an atomizer according to another embodiment of the present invention;
FIG. 13 is a cross-sectional view of a cleaning member of an aerosol generating device of the present invention in use with an atomizer;
FIG. 14 is a sectional view of the aerosol generating device of the present invention with the cleaning member removed from the atomizer;
fig. 15 is a schematic perspective view of a cleaning member in an aerosol-generating device according to the present invention.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure. While the invention will be described in conjunction with the preferred embodiments, it is not intended that features of the invention be limited to these embodiments. On the contrary, the invention is described in connection with the embodiments for the purpose of covering alternatives or modifications that may be extended based on the claims of the present invention. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be practiced without these particulars. Moreover, some of the specific details have been left out of the description in order to avoid obscuring or obscuring the focus of the present invention. It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present embodiment, it should be noted that the terms "upper", "lower", "inner", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that are conventionally placed when the products of the present invention are used, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements indicated must have specific orientations, be configured in specific orientations, and operate, and thus, should not be construed as limiting the present invention.
In the description of the present embodiment, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected," and "connected" are to be interpreted broadly, e.g., as a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present embodiment can be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1-15, the present invention discloses an atomizer 1, comprising an atomizing chamber 10, the atomizing chamber 10 being used for accommodating an aerosol-generating substrate 00, and further comprising a heating element 11, the heating element 11 being disposed in the atomizing chamber 10, extending along an axial direction (as shown in a direction a in fig. 1-3) of the atomizing chamber 10, and being capable of being inserted into the aerosol-generating substrate 00; the heating element 11 has a recess (not shown) extending in the axial direction, and both the inner surface 110 of the recess and the outer surface 111 of the heating element 11 can atomize the aerosol-generating substrate 00.
That is, the atomizer 1 mainly includes an atomizing chamber 10 and a heat-generating body 11 disposed in the atomizing chamber 10, and the heat-generating body 11 is disposed along the axial direction of the atomizing chamber 10. After the aerosol-generating substrate 00 is loaded into the aerosolization chamber 10, the heating element 11 can be inserted into the aerosol-generating substrate 00, heating the aerosol-generating substrate 00, such that the aerosol-generating substrate 00 is aerosolized. Preferably, the aerosol-generating substrate 00 is a heated non-combustible tobacco rod, and in other embodiments, the aerosol-generating substrate may be other types of new tobacco, as the present invention is not limited in this respect.
Specifically, referring to FIGS. 2 to 14, in the present embodiment, the heat-generating body 11 has a concave portion having an inner surface 110, and the thickness between the inner surface 110 of the concave portion and the outer surface 111 of the heat-generating body 11 is not more than 0.5mm, preferably, the thickest portion therebetween is not more than 0.5 mm. When the heating element 11 is inserted into the mist-generating substrate 00, both the inner surface 110 of the concave portion and the outer surface 111 of the heating element 11 can be sufficiently in contact with the mist-generating substrate 00, and the contact area between the heating element 11 and the mist-generating substrate 00 is increased. Meanwhile, the inner surface 110 of the concave part and the outer surface 111 of the heating body 11 can generate heat, the heat generated by the inner surface 110 and the outer surface 111 can be transferred into the aerosol generating substrate 00 along the radial direction to heat the aerosol generating substrate 00, so that the aerosol generating substrate 00 is atomized to form inhalable aerosol, the radial heat transfer distance is shorter, more aerosol generating substrates 00 can receive the heat to generate more aerosol, the atomization efficiency of the heating body 11 and the aerosol amount of the aerosol generating substrate 00 are improved, and the utilization rate of the aerosol generating substrate 00 is improved. In addition, the heating element 11 is provided along the axial direction of the atomizing chamber 10, and can be easily inserted into the aerosol-generating substrate 00, and is not easily damaged.
Adopt above-mentioned technical scheme, the surface through making the internal surface of concave part and heat-generating body all produces the matrix contact with the aerial fog, can increase the area of contact of heat-generating body and aerial fog production matrix and realize the radial transmission of heat on the heat-generating body for the internal surface of concave part and the surface of heat-generating body can atomize the aerial fog production matrix simultaneously, have not only promoted the atomizing efficiency of heat-generating body and the aerial fog volume that the aerial fog produced the matrix, the heat-generating body of being convenient for moreover inserts the aerial fog production matrix.
Further, referring to fig. 3 in combination with fig. 13-14, according to another embodiment of the present invention, the atomizer 1 further includes an electromagnetic module 14, the electromagnetic module 14 is disposed coaxially with the atomizing chamber 10, and the heat-generating body 11 and the electromagnetic module 14 can generate heat through an electromagnetic effect.
That is, electromagnetic induction can be realized between electromagnetic module 14 and heating element 11, and the magnetic field that electromagnetic module 14 produced can form the vortex in heating element 11 for heating element 11 produces the heat, realizes the atomizing to aerial fog production matrix 00. Specifically, referring to fig. 3 in conjunction with fig. 13-14, in the present embodiment, the electromagnetic module 14 is disposed coaxially with the atomizing chamber 10, that is, the heating element 11 can be completely located in the magnetic field generated by the electromagnetic module 14, and the eddy current formed by the electromagnetic effect can rapidly and efficiently generate heat.
Further, referring to fig. 3 in conjunction with fig. 13-14, according to another embodiment of the present invention, the electromagnetic module 14 includes an electromagnetic coil 140, and the electromagnetic coil 140 is sleeved outside the atomizing chamber 10. The electromagnetic coil 140 is arranged outside the atomizing chamber 10, so that the heating element 11 can be completely positioned in the magnetic field generated by the electromagnetic module 14, and the heating element 11 can be ensured to be completely electromagnetically induced with the electromagnetic module 14 to generate a large amount of heat. Meanwhile, the current in the electromagnetic coil 140 is adjusted to change the magnetic field intensity generated by the electromagnetic module 14, so that the heat generated by the heating element 11 is adjusted, and the use is convenient.
In other embodiments, the electromagnetic module may have other structures, which is not limited in this respect, and may be reasonably arranged according to actual needs as long as it is ensured that the electromagnetic module can enable the heating element to generate heat through electromagnetic induction.
It should be noted that the specific structure of the heating element is not limited in the present invention, and the heating element can be reasonably arranged according to actual needs, as long as the inside and outside of the heating element are prevented from being atomized to the aerosol generating substrate.
Further, in the present invention, the heat-generating body 11 includes a tubular structure (shown in FIGS. 4a to 6 b), a C-shaped structure (shown in FIGS. 7a to 8 b), a bracket-shaped structure (shown in FIGS. 9a to 10 b), or a wavy line structure (shown in FIGS. 12a to 12 b). The tubular structure may comprise a circular tubular structure (as shown in fig. 4a-4 c), an elliptical tubular structure, a rounded rectangular tubular structure (as shown in fig. 5a-5 b), or a quincunx tubular structure (as shown in fig. 6a-6 b), and the recess is the lumen of the tubular structure.
That is, in the present invention, when the heat-generating body 11 has a tubular structure, the concave portion is an inner cavity of the heat-generating body 11, and in this case, the inner surface 110 of the concave portion, that is, the inner surface 110 of the heat-generating body 11, that is, both the inner surface 110 and the outer surface 111 of the heat-generating body 11 can be in contact with the aerosol-generating substrate 00 and can atomize the aerosol-generating substrate 00. When the heating element 11 is inserted into the aerosol generation substrate 00, the inner surface 110 and the outer surface 111 of the heating element 11 can be in contact with the aerosol generation substrate 00, more heat can be transferred to the aerosol generation substrate 00 more quickly, the aerosol generation substrate 00 is atomized to form inhalable aerosol, the atomization efficiency of the heating element 11 and the aerosol amount of the aerosol generation substrate 00 are improved, the strength of the heating element 11 is improved due to the hollow tubular structure, the heating element can be easily inserted into the aerosol generation substrate 00, and the heating element is not easy to damage.
In the present invention, the outline of the cross section of the heating element 11 is composed of a continuous or discontinuous line B. Preferably, the cross section of the heat-generating body 11 is a cross section of the heat-generating body 11 at a middle position in the extending direction, and the outline thereof is composed of a continuous or discontinuous line B, that is, in the circumferential direction of the heat-generating body 11, the heat-generating body 11 may be a closed hollow tubular structure or a tubular structure provided with a notch, preferably, the heat-generating body 11 is a tubular structure provided with a notch, the notch extends in the extending direction of the heat-generating body 11, when one notch is provided, the heat-generating body 11 can be made into a C-shaped structure (as shown in fig. 7a to 8B), when two notches are provided, the heat-generating body 11 can be made into a bracket-shaped structure (as shown in fig. 9a to 10B), by providing a notch in the heat-generating body 11, not only the manufacturing material of the heat-generating body 11 can be saved, but also the resistance of the heat-generating, is convenient for use.
Further, referring to fig. 2-14, according to another embodiment of the present invention, the line B is any one or a combination of curved line, straight line or broken line.
Specifically, referring to fig. 4a to 6B, in another embodiment, the contour line of the cross section of the heating element 11 is a continuous line B, and the line B is any one or a combination of several of an arc line, a straight line or a broken line. In fig. 4a to 4c, the line B is a continuous circular arc line, that is, the heating element 11 is a closed hollow circular tubular structure, which may be a circular tubular structure (as shown in fig. 4a to 4 c) or an elliptical tubular structure. When the heat-generating body 11 is inserted into the aerosol-generating substrate 00, both the inner surface 110 and the outer surface 111 of the heat-generating body 11 can come into contact with the aerosol-generating substrate 00, so that the aerosol-generating substrate 00 is atomized.
Meanwhile, in fig. 5a to 5B, the line B is a continuous straight line, and the line B is a closed rectangle, that is, the heating body 11 is a closed, hollow rounded rectangular tubular structure. In fig. 6a to 6B, the line B is a continuous line composed of a straight line and an arc line, that is, the heating element 11 has a closed, hollow, quincunx tubular structure. Set up to rectangle or quincunx structure through the cross section with heat-generating body 11, can increase the area of the internal surface 110 and the surface 111 of heat-generating body 11, also promptly, increased heat-generating body 11 and aerial fog and produced the area of contact of matrix 00, can make aerial fog produce more abundant atomizing of matrix 00, promoted atomization efficiency.
In another embodiment, in fig. 7 a-11B, the outline of the cross section of the heating element 11 is a discontinuous line B, and the line B may be any one or a combination of several of an arc line, a straight line or a broken line. Specifically, in fig. 7a to 7B, a line B is a C-shaped arc line, and in fig. 8a to 8B, the line B is a C-shaped broken line, that is, in fig. 7a to 8B, the heating elements 11 are all in an unclosed and hollow C-shaped structure, and in the circumferential direction of the heating elements 11, the heating elements 11 are all provided with a notch extending along the extending direction of the heating elements 11.
In fig. 9a to 9B, a line B is a non-closed, hollow bracket-shaped structure (i.e., a "()" type arc line as a whole), and in fig. 10a to 10B, a line B is a non-closed, hollow bracket-shaped structure (i.e., a "[ ]" type broken line as a whole), that is, in fig. 9a to 10B, the heating elements 11 are all non-closed, hollow bracket-shaped structures. In the circumferential direction of the heating element 11, the heating element 11 is provided with two notches, and the notches extend along the extending direction of the heating element 11 and are symmetrically arranged.
In addition, a plurality of notches may be provided in the circumferential direction of the heating element 11, wherein each notch extends along the extending direction of the heating element 11, and the notch may extend from the top end to the bottom end of the heating element or may not extend completely to the bottom end of the heating element, that is, the notch has a certain distance from the bottom end of the heating element. Specifically, in fig. 11a to 11B, four notches are provided on the heating element 11, and the four notches are uniformly distributed at intervals, and preferably, the line B is an arc line, a straight line, a wavy line, or the like. In general, by providing the notch in the heating element 11, not only the manufacturing material of the heating element 11 can be saved, but also the heating element 11 can be easily inserted into the aerosol-generating substrate 00, which is convenient for use.
It should be noted that, in addition to the heat-generating body being provided as the hollow tubular structure in each of the above-described embodiments, the heat-generating body 11 may be provided as a continuous wavy line structure in the outline of the cross section, that is, the line B is a wavy line, with reference to the structures shown in fig. 12a to 12B. In this case, the recesses are recesses on the surface of the heating element 11 and extend from one end to the other end of the heating element 11 in the axial direction, and the plurality of recesses are uniformly distributed on the surface of the heating element 11, increasing the contact area between the heating element 11 and the aerosol-generating substrate 00. After the heating element 11 with the structure is inserted into the aerosol generating substrate 00, two wavy side surfaces of the heating element 11 can be in contact with the aerosol generating substrate 00, namely the inner surface and the outer surface of the hollow tubular structure are in contact with the aerosol generating substrate 00, the contact area between the surface of the heating element 11 and the aerosol generating substrate 00 can be increased by the wavy structure, the rapid heat transfer is realized, and the atomization efficiency of the heating element 11 and the atomization amount of the aerosol generating substrate 00 can be increased.
In other embodiments, the cross section of the heating element with such a structure may also be in other shapes, such as a zigzag shape, a non-uniform wave shape, etc., and the present invention is not limited thereto, and may be reasonably arranged according to actual needs, as long as the heating element is conveniently inserted into the aerosol generating substrate, the contact area between the heating element and the aerosol generating substrate is increased, and the atomization efficiency of the heating element is improved.
Further, as shown in FIGS. 2 to 14, according to another embodiment of the present invention, the tip of the heat-generating body 11 is provided with a blade portion 112 for reducing the resistance to insertion of the aerosol-generating substrate 00. Specifically, when the cross section of the heating element 11 is a continuous line, the blade portion 112 of the heating element 11 may be a bevel surface provided at the top opening of the heating element 11 (as shown in fig. 4a, 5a, and 6 a), or may be an elliptical surface formed by beveling in the radial direction of the heating element 11 (as shown in fig. 4 c). When the cross section of the heating element 11 is a discontinuous line, the blade portion 112 of the heating element 11 may be a bevel surface (as shown in fig. 2-3, 7a, 8a, 9a, 10a and 11 a) provided at a notch at the top of the heating element 11, or may be a discontinuous elliptical surface (as shown in fig. 4 b) formed by beveling in the radial direction of the heating element 11.
When the contour line of the cross section of the heating element 11 is a continuous wave-shaped structure, the blade portion 112 on the heating element 11 is a slope surface (as shown in fig. 12 a) arranged at the top of the heating element 11, and the slope surface may be a large slope surface, or two or more slope surfaces, and when the blade portion 112 on the heating element 11 is two slope surfaces, the two slope surfaces may be symmetrically arranged, or asymmetrically arranged, or continuously or discontinuously. By providing the blade portion 112 on the heating element 11, the resistance of the heating element 11 to the insertion into the aerosol-generating substrate 00 can be reduced, so that the heating element 11 can be easily inserted into the aerosol-generating substrate 00, and the insertion and removal of the aerosol-generating substrate 00 can be facilitated. In other embodiments, the blade portion on the heating element may have other structures, and the present invention is not limited thereto, and may be appropriately disposed according to actual needs, as long as the resistance of the heating element to be inserted into the aerosol-generating substrate can be reduced, and the heating element can be easily inserted into the aerosol-generating substrate.
Further, referring to figures 4a-12B, according to another embodiment of the present invention, the length L of the line B is greater than or equal to 10% of the circumference of the aerosol-generating substrate 00 and less than or equal to 2 times the circumference of the aerosol-generating substrate 00. The length L of the line B is an effective length in the contour line of the cross section of the heating element 11, that is, a length of the contour line of the cross section of the middle portion of the heating element 11 which can be brought into contact with the aerosol-generating substrate 00.
When the line B is continuous, the length L of the line B is the circumference of the heating element 11 (i.e., the circumference obtained by taking the average value of the inside diameter and the outside diameter of the heating element), and the length L of the line B as shown in FIGS. 4B, 5B and 6B is the circumference of the heating element 11. When the line B is not continuous, the length L of the line B is the sum of the lengths of the respective lines, that is, the length of the heat-generating body 11 with the notch removed from the circumferential length thereof, and as shown in FIGS. 7B and 8B, the length L of the line B is the length of the heat-generating body 11 with the notch removed from the circumferential length thereof.
When the heat-generating body 11 has a plurality of notches (as shown in fig. 9a to 11B), the length L of the line B is the sum of the lengths of the respective lines, and the length L of the line B is equal to the sum of the lengths of the line L1 and the line L2 as shown in fig. 9B and 10B, i.e., L1+ L2. The length L of the line B as in fig. 11B is equal to the sum of the lengths of the four lines, i.e. L1+ L2+ L2+ L4. In addition, when the contour line of the cross section of the heating element 11 has a continuous wave-like structure, the length L of the line B is equal to the length of the wave line.
In this embodiment, the length L of the thread B is greater than or equal to 10% of the circumference of the aerosol-generating substrate 00 and less than or equal to 2 times the circumference of the aerosol-generating substrate 00. When the length L of the line B is greater than or equal to 10% of the circumference of the aerosol-generating substrate 00, it can be ensured that the heating element 11 has a sufficient surface area to contact the aerosol-generating substrate, atomization efficiency is ensured, and the resistance of the heating element 11 to insertion into the aerosol-generating substrate 00 can be reduced. Meanwhile, the length L of the line B is limited to be less than or equal to 2 times of the circumference of the aerosol generating substrate 00, so that the heating element 11 can be completely and effectively inserted into the aerosol generating substrate 00 under the condition that the heating element 11 has enough surface area to be in contact with the aerosol generating substrate 00, and the resistance of the heating element 11 to be inserted into the aerosol generating substrate 00 is reduced. In other embodiments, the length of the wire may have other size ranges, which is not limited in the present invention, and may be reasonably selected according to actual needs.
The material of the heating element is not limited in the present invention, and can be reasonably selected according to actual needs as long as the heating element can effectively atomize the aerosol generating substrate.
Specifically, in this embodiment, the heating element 11 may be a carbon steel material, any one or more of iron, cobalt, and nickel, or other high-permeability materials, or materials capable of generating heat through electromagnetic induction, that is, the heating element 11 may realize heating through its own resistance thermal effect, or may realize heating through eddy current generated by electromagnetic induction. Specifically, in the present embodiment, the atomizer 1 is further provided with an electromagnetic module 14, and the heating element 11 and the electromagnetic module 14 can generate heat through an electromagnetic effect, that is, the heating element 11 is a high-permeability material or a material capable of generating heat through electromagnetic induction. Preferably, the heating element 11 is a metal having a magnetic permeability of 100 or more, and the entire heating element 11 generates heat by an electromagnetic effect.
Further, according to another embodiment of the present invention, the heating element 11 is formed by splicing at least two metals, or is formed by combining a metal and a nonmetal. For example, the heating element 11 may be formed by splicing a part of carbon steel material and a part of nickel, or may be formed by splicing a part of carbon steel material and a part of semiconductor (or ceramic, etc.), so that the magnetic permeability of the heating element 11 can be improved on the premise of not increasing the cost, and the heating efficiency and the usability of the heating element 11 can be further improved. In other embodiments, the heating element may also be made of other materials, such as alloy materials, etc., which are not limited in this respect, and may be reasonably selected according to actual needs, as long as it is ensured that the heating element can generate enough heat to effectively atomize the aerosol generating substrate.
In addition, in order to facilitate the installation of the heating element 11, as shown in fig. 2 to 14, in the present embodiment, a base 113 is provided at the lower end of the heating element 11, and the heating element 11 is fixedly installed on the base 113, specifically, the heating element 11 may be fixedly installed on the base 113 by means of snap-fitting, riveting, welding, secondary injection molding, integral molding, or the like. The base 113 is in insulated contact with the heating element 11, and preferably, the material of the base 113 is ceramic or high temperature resistant engineering resin, such as PEEK, PPSU, polyimide, and the like. In other embodiments, the base may be made of other materials, which is not limited in the present invention.
Further, referring to fig. 2-3 and fig. 13-14, according to another embodiment of the present invention, the atomizer 1 further includes an inner shell 13 and an outer shell 12, the inner shell 13 is disposed coaxially with the outer shell 12 and is located inside the outer shell 12, an inner cavity of the inner shell 13 is the atomizing chamber 10, the base 113 of the heating element 11 is disposed at a lower portion of the inner shell 13, the heating element 11 is located inside the atomizing chamber 10 and extends along an axial direction of the atomizing chamber 10, and preferably, the base 113 of the heating element 11 is detachably connected to the inner shell 13. Through setting up inner shell 13 and shell 12, the installation and the dismantlement of atomizer 1 of not only being convenient for can realize the thermal-insulated effect that keeps warm moreover, prevents that the heat in the atomizing chamber 10 from scattering and disappearing, avoids the user to be scalded, ensures user's safety.
Further, referring to fig. 2-3 and 13-14, according to another embodiment of the present invention, the electromagnetic module 14 of the atomizer 1 is disposed between the inner casing 13 and the outer casing 12, and is sleeved on the inner casing 13. By arranging the electromagnetic module 14 in the inner case 13, the heating element 11 can be completely positioned in the magnetic field generated by the electromagnetic module 14, thereby ensuring that the heating element 11 can reliably and effectively generate heat and facilitating the assembly and disassembly of the electromagnetic module 14.
The invention also discloses an aerosol generating device which comprises the atomizer 1 in any one of the embodiments.
Further, referring to fig. 15 in combination with fig. 13-14, according to another embodiment of the present invention, the aerosol generating device further includes a cleaning member 15 for cleaning the atomizing chamber 10 and the heat-generating body 11 of the atomizer 1. Through setting up cleaning member 15, the user can use cleaning member 15 very conveniently to clear away remaining aerial fog on atomizing chamber 10 and the heat-generating body 11 and produce the matrix piece, is convenient for the cleanness and the maintenance of atomizer 1, and it is convenient to use.
Specifically, referring to FIG. 15 in conjunction with FIGS. 13-14, in accordance with another embodiment of the present invention, the cleaning member 15 is at least partially inserted into the aerosolizing chamber 10, the aerosol-generating substrate 00 is insertable into the interior 150 of the cleaning member 15, and the heating element 11 is insertable into the interior 150 of the cleaning member 15 to heat the aerosol-generating substrate 00.
Referring to fig. 15 in conjunction with fig. 13-14, in this embodiment, the cleaning member 15 is a tubular structure that is at least partially inserted into the aerosolizing chamber 10. The upper end of the cleaning component 15 is provided with a flange 151, the flange 151 can be lapped on the upper end of the inner shell 13 or the outer shell 12, the lower end of the cleaning component 15 is provided with a through hole 153, the heating element 11 can extend into the inner cavity 150 of the cleaning component 15 through the through hole 153, the aerosol generating substrate 00 can be inserted into the inner cavity 150 of the cleaning component 15 and heated by the heating element 11 to form aerosol which can be sucked. To facilitate insertion of the aerosol-generating substrate 00 into the interior cavity 150 of the cleaning member 15, the upper end opening of the cleaning member 15 is provided with an arcuate ramp 152. The user can take out the cleaning component 15 and the aerosol-generating substrate 00 inserted in the cleaning component 15 together by holding the upper end of the cleaning component 15, so as to extract the aerosol-generating substrate 00 and prevent the fragments of the aerosol-generating substrate 00 from falling into the atomizing chamber 10. The user can also use the cleaning component 15 to scrape off the residual aerosol generating substrate 00 on the heating element 11 after the aerosol generating substrate 00 is taken out, thereby realizing the cleaning and the maintenance of the heating element 11 and being convenient and fast to use.
In addition, when the heating element 11 is provided with a notch, the through hole 153 at the lower end of the cleaning component 15 can be provided with a transverse connecting part 154, the transverse connecting part 154 can extend into or be clamped into the notch on the heating element 11 to support the part of the aerosol generating substrate 00 positioned in the notch, so that the aerosol generating substrate 00 is prevented from remaining in the notch, the notch can also be cleaned, and the aerosol generating substrate 0 remaining in the notch is scraped. Meanwhile, the shape of the transverse connecting part 154 is matched with the shape of the heating element 11, for example, when the concave part on the heating element 11 is a circular cavity, the middle part of the transverse connecting part 154 can also be a disk structure or a ring structure which can be contacted with the inner surface of the concave part, so that the heating element 11 and the atomizing chamber 10 can be cleaned and maintained, and the use is convenient.
In summary, according to the atomizer provided by the invention, the inner surface of the concave portion and the outer surface of the heating element are both in contact with the aerosol generating substrate, so that the contact area between the heating element and the aerosol generating substrate can be increased, the radial transfer of heat on the heating element can be realized, the inner surface of the concave portion and the outer surface of the heating element can atomize the aerosol generating substrate simultaneously, the atomizing efficiency of the heating element and the aerosol amount of the aerosol generating substrate are improved, the resistance of the heating element to be inserted into the aerosol generating substrate can be reduced by limiting the size of the heating element, and the heating element can be conveniently inserted into the aerosol generating substrate.
While the invention has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those skilled in the art that the foregoing is a more detailed description of the invention, taken in conjunction with the specific embodiments thereof, and that no limitation of the invention is intended thereby. Various changes in form and detail, including simple deductions or substitutions, may be made by those skilled in the art without departing from the spirit and scope of the invention.
Claims (12)
1. An atomizer comprises an atomizing cavity, wherein the atomizing cavity is used for accommodating aerosol generating substrate, and is characterized by further comprising a heating body, the heating body is arranged in the atomizing cavity, extends along the axial direction of the atomizing cavity and can be inserted into the aerosol generating substrate;
the heating element is provided with a concave part, the concave part extends along the axial direction, the inner surface of the concave part and the outer surface of the heating element can atomize the aerosol generation substrate, the contour line of the cross section of the heating element is composed of continuous or discontinuous lines, the length of the lines is more than or equal to 10% of the circumference of the aerosol generation substrate, and is less than or equal to 2 times of the circumference of the aerosol generation substrate.
2. The atomizer of claim 1, further comprising an electromagnetic module disposed coaxially with said atomizing chamber, said heat generating body being capable of generating heat with said electromagnetic module via electromagnetic effect.
3. The nebulizer of claim 1, wherein the line is any one or a combination of curved, straight or broken lines.
4. The atomizer of claim 1, wherein said heat-generating body comprises a C-shaped structure, a bracket-shaped structure, a wavy line structure, or a tubular structure.
5. The nebulizer of claim 4, wherein the tubular structure comprises a circular tubular structure, an elliptical tubular structure, a rounded rectangular tubular structure, or a quincunx tubular structure, and the recess is an inner cavity of the tubular structure.
6. A nebuliser as claimed in any one of claims 1 to 5, wherein the tip of the heating element is provided with a blade to reduce the resistance to insertion of the aerosol-generating substrate.
7. The atomizer according to any one of claims 1 to 5, wherein said heating element is formed by splicing at least two metals, or a combination of a metal and a non-metal.
8. The atomizer of claim 1, further comprising an inner shell and an outer shell, wherein the inner shell and the outer shell are coaxially disposed and located in the outer shell, an inner cavity of the inner shell is an atomization chamber, the base of the heating element is disposed at a lower portion of the inner shell, and the heating element is located in the atomization chamber and extends along an axial direction of the atomization chamber.
9. The atomizer of claim 8, wherein the electromagnetic module of the atomizer is disposed between the inner housing and the outer housing and is disposed over the inner housing.
10. An aerosol generating device comprising a nebuliser as claimed in any one of claims 1 to 9.
11. The aerosol generating device of claim 10, further comprising a cleaning component for cleaning the atomizing chamber and the heat generating body of the atomizer.
12. An aerosol generating device according to claim 11, wherein the cleaning member is at least partially insertable into the aerosol-generating chamber, the aerosol-generating substrate is insertable into the cleaning member, and the heating element is extendable into the cleaning member to heat the aerosol-generating substrate.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110179278.XA CN112704271A (en) | 2021-02-07 | 2021-02-07 | Atomizer and aerial fog generating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110179278.XA CN112704271A (en) | 2021-02-07 | 2021-02-07 | Atomizer and aerial fog generating device |
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| CN112704271A true CN112704271A (en) | 2021-04-27 |
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| CN202110179278.XA Pending CN112704271A (en) | 2021-02-07 | 2021-02-07 | Atomizer and aerial fog generating device |
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| WO2023109392A1 (en) * | 2021-12-18 | 2023-06-22 | 深圳麦克韦尔科技有限公司 | Atomization assembly and electronic atomizer |
| WO2024113964A1 (en) * | 2022-12-01 | 2024-06-06 | 沃德韦国际控股有限公司 | Aerosol generating product and aerosol generating system |
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