CN217284816U - Aerosol generating device and generating system - Google Patents
Aerosol generating device and generating system Download PDFInfo
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- CN217284816U CN217284816U CN202123029048.XU CN202123029048U CN217284816U CN 217284816 U CN217284816 U CN 217284816U CN 202123029048 U CN202123029048 U CN 202123029048U CN 217284816 U CN217284816 U CN 217284816U
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Abstract
The utility model relates to an aerosol generating device and generating system, which comprises a shell and a heating component, wherein the top end of the shell is provided with an inserting hole; the heating component is fixed in the upper end of the shell and comprises a cylindrical heating element which is arranged opposite to the insertion hole, and the upper end of the cylindrical heating element is opened, and the lower end of the cylindrical heating element is closed so as to form a containing cavity; the aerosol-generating article comprises an aerosol-forming substrate receivable into the receptacle through the insertion aperture, and the vent is in communication with the air inlet passage in the housing. The utility model discloses aerosol generating device is through accepting the environment of a hypoxemia oxygen of formation in the chamber to reduce harmful substance and generated by a wide margin, more be favorable to the health. And the air gets into from the middle part air vent of aerosol formation goods, has avoided the core heating area through the tube-shape heat-generating body to the air current temperature when having reduced the user and having inhaled promotes heating efficiency and energy utilization by a wide margin.
Description
Technical Field
The utility model belongs to the technical field of the electron atomizing, especially, relate to an aerosol generating device and emergence system.
Background
In the existing heating non-combustion aerosol generating device, the air inlet mode of the aerosol generating product is usually air inlet from the bottom end face of the aerosol generating product, so that an air inlet hole needs to be arranged at the bottom end of an inner support for supporting and fixing the aerosol generating product, air enters from the bottom of the aerosol generating product during suction and is mixed with generated aerosol to be sucked by a user, namely, the aerosol generating product is subjected to thermal cracking in an environment with sufficient oxygen content, so that a large amount of harmful substances are generated while the aerosol is generated, and the physical health of the user is greatly harmed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve not enough among the prior art to a certain extent at least, provide an aerosol generating device and emergence system.
In order to achieve the above object, the present invention provides an aerosol generating device, including:
a housing having an insertion hole at a top end thereof;
a heating element fixed in the upper end of the housing, the heating element including a cylindrical heating element disposed opposite to the insertion hole, the cylindrical heating element having an upper end open and a lower end closed to form a receiving chamber for receiving an aerosol-generating product;
wherein a vent hole is formed in the middle of the aerosol-generating product, the lower end of the aerosol-generating product can be received in the receiving cavity through the insertion hole, and the vent hole is communicated with the air inlet channel in the shell.
Optionally, the heating element still includes the support sleeve and twines in the outer magnetic induction coil of support sleeve, magnetic induction coil is used for producing alternating magnetic field in the inner chamber of support sleeve, the tube-shape heat-generating body set up in the inner chamber, and be in under alternating magnetic field's the effect is right aerosol generation matrix heats.
Optionally, the inner diameter of the receiving cavity is adapted to the outer diameter of the aerosol-generating product, the top end of the cylindrical heating element is flared outwards and extends, and a guide part for guiding the aerosol-generating product to be inserted into the receiving cavity is formed; when the aerosol-generating article is inserted into the receiving cavity.
Alternatively, the support sleeve has an inner diameter larger than an outer diameter of the cylindrical heat-generating body, and the guide portion is arranged adjacent to the support sleeve.
Optionally, a boss for supporting and positioning the cylindrical heating element is formed by projecting the bottom wall of the supporting sleeve towards the inner cavity direction.
Optionally, a positioning hole is formed in the boss in a penetrating manner, a positioning portion is formed on the bottom wall of the cylindrical heating body, and the positioning portion is installed in the positioning hole.
Optionally, the positioning portion is in a ring shape adapted to the positioning hole, and a first temperature sensor contacting with the bottom wall of the cylindrical heating element is arranged in the positioning portion.
Optionally, a second temperature sensor is attached to an outer wall of the cylindrical heating element.
Optionally, the heating element further comprises a tubular magnetic shield sleeved outside the magnetic induction coil.
Optionally, the lower end of the supporting sleeve is radially outwards protruded to form a stop flange, the heating assembly further comprises an outer sleeve sleeved outside the magnetism isolating sheet, and the top end of the outer sleeve is connected with the top end of the supporting sleeve so as to clamp and fix the magnetism isolating sheet between the outer sleeve and the stop flange.
Optionally, the housing includes a body having two ends communicated with each other, and a top plate and a bottom plate respectively covering the upper and lower ends of the body, and the insertion hole is opened in the top plate.
Optionally, the aperture of the insertion hole is larger than the outer diameter of the aerosol generating product, and the edge of the insertion hole protrudes and extends towards the cylindrical heating body to form a gas guide pipe; when the aerosol-generating article is received into the receiving cavity through the insertion aperture, there is an annular gap between the outer wall of the aerosol-generating article and the inner wall of the airway tube, the annular gap forming an air inlet channel in communication with the vent aperture.
Optionally, an air inlet communicated with the air inlet channel is formed in the top plate or the body.
The present invention also provides an aerosol generating system comprising an aerosol generating article and an aerosol generating device as described above, the aerosol generating device being capable of selectively receiving or removing the aerosol generating article, the aerosol generating article comprising a filter section, a middle section and a tobacco section connected in sequence in an axial direction, the middle section being provided with an air vent, the tobacco section comprising an aerosol-forming substrate; the filter segment is at least partially exposed outside of an insertion aperture of the aerosol-generating device when the aerosol-generating article is received in the aerosol-generating device, the vent aperture is in communication with an air intake passage of the aerosol-generating device, and the tobacco segment is located within a receiving cavity of the aerosol-generating device.
The utility model discloses aerosol generating device is through setting up upper end opening, lower extreme closed tube-shape heat-generating body to form the environment of a hypoxemia/poor oxygen in acceping the chamber, thereby reduced harmful substance generation by a wide margin, more be favorable to the health. In addition, air enters from the middle vent hole of the aerosol generating product, and a core heating area passing through the cylindrical heating body is avoided, so that the air flow temperature of a user during smoking is reduced, the heat loss of the cylindrical heating body is reduced, the heating efficiency and the energy utilization rate are greatly improved, the energy-saving and electricity-saving effects are achieved, and the cruising time is delayed.
Drawings
In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings used in the description of the embodiments or the prior art will be briefly introduced, it is obvious that the drawings in the description below are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a perspective view of an aerosol generating device according to an embodiment of the present invention;
figure 2 is a cross-sectional view of an embodiment of the aerosol generating device of the present invention;
FIG. 3 is a partial schematic view of FIG. 2;
FIG. 4 is a schematic view showing the installation of the middle cylindrical heating element and the aerosol-generating article according to the present invention;
FIG. 5 is a partial cross-sectional view of FIG. 4;
description of the main elements:
100. an aerosol generating device; 200. an aerosol-generating article; 201. a vent hole; 202. a filter section; 203. a middle section; 204. a tobacco section;
10. a housing; 11. a body; 12. a top plate; 121. an insertion hole; 122. an air duct; 123. an air inlet; 13. a base plate;
20. a heat generating component; 21. a cylindrical heating element; 211. an accommodating cavity; 212. a guide section; 213. a positioning part; 22. a support sleeve; 221. a thermally insulating space; 222. a boss; 223. a stop flange; 23. a magnetic induction coil; 24. a magnetic shield sheet; 25. an outer sleeve; 26. a first temperature sensor; 27. a second temperature sensor;
30. a control circuit board; 40. a power supply; 50. and (7) mounting frames.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention, and all other embodiments obtained by those skilled in the art without creative efforts based on the embodiments of the present invention belong to the protection 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", "circumferential", "radial", 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 one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1-3, embodiments of the present invention provide an aerosol-generating system comprising an aerosol-generating article 200 and an aerosol-generating device 100, the aerosol-generating device 100 selectively receiving or removing the aerosol-generating article 200. The aerosol generating device 100 includes a housing 10, and a heat generating component 20, a control circuit board 30 and a power supply 40 disposed in the housing 10.
The shell 10 comprises a body 11 with two ends communicated in a penetrating way, and a top plate 12 and a bottom plate 13 which are respectively covered on the upper end and the lower end of the body 11, a control circuit board 30 and a power supply 40 are fixedly arranged in the lower end of the body 11 through an installation frame 50 and are respectively positioned on two opposite sides of the installation frame 50, a heating component 20 is fixedly arranged at the top end of the installation frame 50 and is positioned in the upper end of the body 11, so that the heating component 20, the control circuit board 30 and the power supply 40 are mutually spaced through the installation frame 50, and the influence of heat generated by the heating component 20 on the power supply 40 and the control circuit board 30 is avoided; the control circuit board 30 is electrically connected to the heating element 20 and the power supply 40, respectively, and is used for controlling the power supply 40 to supply power to the heating element 20.
An insertion hole 121 is formed on the top plate 12, the heating element 20 includes a cylindrical heating element 21 arranged opposite to the insertion hole 121, the upper end of the cylindrical heating element 21 is open, and the lower end is closed to form a containing cavity 211 for containing the aerosol generating product 200; the aerosol-generating article 200 includes an aerosol-forming substrate that can be inserted into the receiving cavity 211 of the cylindrical heat-generating body 21 through the insertion hole 121.
The aerosol-generating article 200 may be a cylindrical smoking article (such as a cigarette) made from tobacco cut, tobacco particles, plant pieces or smoke paste or the like; the aerosol-generating article 200 in this embodiment comprises a filter segment 202, a middle segment 203 and a tobacco segment 204 connected in series in the axial direction, wherein the middle segment 203 is provided with a plurality of ventilation holes 201, and the ventilation holes 201 are distributed uniformly on the circumferential wall of the middle segment 203 in a circumferential manner; the tobacco section 204 comprises an aerosol-forming substrate comprising tobacco, tobacco particles, plant fragments or smoke, the filter section 202 is at least partially exposed to the outside of the insertion hole 121 of the aerosol-generating device 100 when the aerosol-generating article 200 is received in the aerosol-generating device 100, the vent hole 201 is in communication with the air intake passage of the aerosol-generating device 100, and the tobacco section 204 is located in the receiving cavity 211 of the aerosol-generating device 100. Preferably, the aerosol-generating article 200 is configured to be cylindrical, although in other embodiments, an elliptical or a regular prismatic shape may also be used.
The housing 10 has an air inlet channel communicated with the outside air, and after the aerosol-generating product 200 is inserted into the receiving cavity 211, the vent 201 is communicated with the air inlet channel in the housing 10, and at this time, the control circuit board 30 can control the power supply 40 to supply power to the heating assembly 20, so that the cylindrical heating element 21 can bake and heat the inserted tobacco section 204 part of the aerosol-generating product 200 including the aerosol-forming substrate, so as to generate aerosol inside the aerosol-generating product 200 for smoking; the user may then draw against the filter section 202 of the aerosol-generating article 200, whereupon a low pressure region is formed within the central section 203 and a high pressure region is formed within the tobacco section 204 located within the receiving cavity 211, such that air from outside the housing 10 passes sequentially through the air inlet passage and the air vent 201 into the central section 203 and is carried along with the heated and atomised aerosol through the filter section 202 for consumption by the user.
In the aerosol generating device 100 of the present embodiment, the cylindrical heating element 21 having an open upper end and a closed lower end is provided, so that the cylindrical heating element 21 heats the bottom and the peripheral side of the tobacco section 204 of the aerosol generating product 200 containing the aerosol-forming substrate simultaneously, the heating is more uniform and effective, and a low oxygen/poor oxygen environment is formed in the accommodating cavity 211. In addition, air enters from the middle vent hole 201 of the aerosol generating product 200, and avoids a core heating area passing through the cylindrical heating body 21, so that the air flow temperature when a user sucks the aerosol is reduced, the heat loss of the cylindrical heating body 21 is reduced, the heating efficiency and the energy utilization rate are greatly improved, the energy-saving and electricity-saving effects are achieved, and the cruising time is delayed.
Preferably, in the present embodiment, the bottom of the aerosol-generating article 200 (i.e., the end of the tobacco section 204 away from the middle section 203) may be configured to be a closed structure, so as to avoid the possibility of dropping tobacco shreds, particles, and other substances inside the aerosol-generating article 200, keep the inside of the accommodating cavity 211 clean, and avoid the need to provide a split structure to clean the accommodating cavity 211, thereby ensuring the overall structural strength of the device.
In one embodiment, the heat generating assembly 20 further includes a supporting sleeve 22 and a magnetic induction coil 23 wound outside the supporting sleeve 22, the magnetic induction coil 23 is electrically connected to the control circuit board 30, and when the control circuit board 30 controls the power supply 40 to supply an alternating current to the magnetic induction coil 23, the magnetic induction coil 23 generates an alternating magnetic field in the inner cavity of the supporting sleeve 22; the cylindrical heating element 21 is made of ferromagnetic material, is disposed in the inner cavity, is supported and fixed by the supporting sleeve 22, and can heat the aerosol generating product 200 under the action of the alternating magnetic field to generate aerosol for inhalation. In other embodiments, the cylindrical heat-generating body 21 may be directly energized to heat without heating by electromagnetic induction through the magnetic induction coil 23.
Preferably, the inner diameter of the receiving cavity 211 is adapted to the outer diameter of the aerosol-generating article 200, when the aerosol-generating article 200 is received into the receiving cavity 211 through the insertion hole 121, the outer circumference of the aerosol-generating article 200 (specifically, the outer circumference of the tobacco section 204, or the part of the outer circumference including the tobacco section 204 and the middle section 202) is in contact with the inner wall of the receiving cavity 211, so as to reduce or prevent the flow of oxygen in the outside air through the gap between the outer surface of the aerosol-generating article and the receiving cavity 211 to reduce the oxygen content in the receiving cavity 211, and the aerosol-generating article 200 is fixed by the inner wall of the receiving cavity 211, and the ventilation hole 201 of the aerosol-generating article 200 is located above the cylindrical heating element 21 and below the insertion hole 121 so as to communicate with the air intake passage in the housing 10, so that when a user sucks the outside air of the housing 10 enters the aerosol-generating article 200 from the ventilation hole 201 through the air intake passage, and mixed with the generated aerosol for inhalation by the user.
In one embodiment, the diameter of the insertion hole 121 is larger than the outer diameter of the aerosol-generating article 200, and the edge of the insertion hole 121 is formed with a gas guide tube 122 extending in a protruding manner toward the cylindrical heating element 21; the gas conduit 122 may extend adjacent the top end of the cylindrical heating element 21, with an annular gap between the outer wall of the aerosol-generating article 200 (which may in particular be the exterior of the filter section 202, or part of the outer wall of the filter section 202 and the central section 203) and the inner wall of the gas conduit 122 when the aerosol-generating article 200 is received into the receiving cavity 211 through the insertion aperture 121, the annular gap constituting an air inlet passage communicating with the vent 201.
In this embodiment, when a user draws on the aerosol-generating article 200, air enters from the insertion apertures 121, passes through the air-guide tube 122, enters the interior of the aerosol-generating article 200 from the central ventilation aperture 201 of the aerosol-generating article 200, and is mixed with the aerosol inside the aerosol-generating article 200 and then is inhaled by the user.
In one embodiment, the aperture of the insertion aperture 121 is not overly limited in this embodiment, so long as it can accommodate the aerosol-generating article 200 therethrough; an air inlet hole 123 communicated with the air inlet channel is formed on the top plate 12 or the body 11; it will be appreciated that the air inlet passage in this embodiment may be the space between the heat generating component 20 and the housing 10 which is in communication with the air inlet aperture 123 and the vent aperture 201 respectively, such that when a user draws on, air from outside the housing 10 enters the air inlet passage via the air inlet aperture 123 and then from the vent aperture 201 into the interior of the aerosol-generating article 200 and is mixed with the generated aerosol for inhalation by the user.
It should be noted that, the utility model discloses can set to only admit air through the patchhole 121, also can set to only admit air through the inlet port 123, can set to even admit air simultaneously through patchhole 121 and inlet port 123, to this the utility model discloses do not do the special restriction, can design according to actual conditions needs.
In one embodiment, as shown in fig. 4 and 5, a guide 212 is formed by extending the tip of the cylindrical heating element 21 in a flared manner; in this way, when the aerosol is inserted through the insertion hole 121, the aerosol-generating article 200 may be guided to be quickly and accurately inserted into the receiving cavity 211 for fixation, and after the aerosol-generating article 200 is inserted into the receiving cavity 211, the vent hole 201 is located above the guide portion 212, so that the vent hole 201 is exposed in the air intake channel, so that air entering the air intake channel may enter the middle portion of the aerosol-generating article 200 from the vent hole 201.
Further, the inner diameter of the support sleeve 22 is larger than the outer diameter of the cylindrical heat-generating body 21, so that an annular space is formed between the cylindrical heat-generating body 21 and the support sleeve 22, the guide portion 212 is disposed adjacent to the support sleeve 22, preferably in the middle of the inner cavity of the support sleeve 22, so that the annular space is divided into upper and lower portions, when the aerosol-generating product 200 is inserted into the receiving cavity 211, the central vent hole 201 is located at the upper end of the annular space, i.e., the portion of the annular space above the guide portion 212 may constitute a portion of the air inlet passage, and the portion of the annular space below the guide portion 212 may constitute a heat insulating cavity.
In one embodiment, the bottom wall of the support sleeve 22 is formed with a convex boss 222 protruding toward the inner cavity direction thereof for supporting and positioning the cylindrical heating element 21, so that the bottom wall of the cylindrical heating element 21 and the bottom wall of the support sleeve 22 are arranged at intervals, and a heat insulation space 221 is formed together with the annular space below the guide part 212, so as to reduce the contact area between the cylindrical heating element 21 and the support sleeve 22, and reduce the heat loss by the function of the heat insulation space 221.
Wherein, a positioning hole is penetrated in the boss 222, a positioning part 213 is formed on the bottom wall of the cylindrical heating element 21, when the cylindrical heating element 21 is mounted in the inner cavity of the support sleeve 22, the positioning part 213 is mounted in the positioning hole, and the support positioning of the cylindrical heating element 21 is realized through the structure.
Specifically, the positioning portion 213 is in a ring shape adapted to the positioning hole, and a first temperature sensor 26 contacting with the bottom wall of the cylindrical heating element 21 is disposed in the positioning portion, the first temperature sensor 26 is electrically connected to the control circuit board 30 and is used for detecting the bottom temperature of the cylindrical heating element 21, and the control circuit board 30 is enabled to generate a temperature parameter according to the temperature detected by the first temperature sensor 26 to adjust the output power of the magnetic induction coil 23, thereby realizing the heating temperature adjustment and control of the cylindrical heating element 21, and by disposing the first temperature sensor 26 in the annular positioning portion 213, the heat dissipation to the external environment is reduced, so that the first temperature sensor 26 can sense the actual temperature of the cylindrical heating element 21, and errors are reduced.
In one embodiment, a second temperature sensor 27 is attached to the outer wall of the cylindrical heating element 21, the second temperature sensor 27 is electrically connected to the control circuit board 30, and is used for detecting the temperature of the side wall of the cylindrical heating element 21, and the control circuit board 30 is used for adjusting the output power of the magnetic induction coil 23 according to the temperature parameter detected by the second temperature sensor 27, so as to adjust and control the heating temperature of the cylindrical heating element 21.
It should be noted that the aerosol-generating article 200 of the present invention may be configured to have the number and the positions of the temperature sensors according to actual requirements, for example, the first temperature sensor 26 may be separately configured, the second temperature sensor 27 may be separately configured, or the first temperature sensor 26 and the second temperature sensor 27 may be simultaneously configured, and the average value of the detected temperatures of the first temperature sensor 26 and the second temperature sensor 27 may be used as the temperature value of the cylindrical heating element 21, so as to reduce the detection error.
In one embodiment, the heating element 20 of this embodiment further includes a magnetic shielding sheet 24 in a tubular shape and sleeved outside the magnetic induction coil 23; when the magnetic induction coil 23 is energized to generate an alternating magnetic field in the accommodating cavity 211, the magnetic shielding sheet 24 is utilized to reduce the influence of electromagnetic waves on the control circuit board 30 and the power supply 40, so as to prevent the alternating magnetic field generated by the magnetic induction coil 23 from influencing other electronic components in the housing 10.
Further, the lower end of the support sleeve 22 protrudes radially outward to form a stop flange 223, and when the magnetic induction coil 23 is wound outside the support sleeve 22, the lower end abuts against the stop flange 223; in this embodiment, the heating assembly 20 further includes an outer sleeve 25 sleeved outside the magnetic shielding sheet 24, and a top end of the outer sleeve 25 is connected to a top end of the supporting sleeve 22, so as to clamp and fix the magnetic shielding sheet 24 between the outer sleeve 25 and the stopping flange 223, and to arrange the heat insulating sheet at an interval with the magnetic induction coil 23 and the outer sleeve 25, respectively, so as to achieve a good heat dissipation effect.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to the related descriptions of other embodiments.
Above is the description to the technical scheme that the utility model provides, to technical personnel in the field, according to the utility model discloses the thought of embodiment all has the change part on concrete implementation and range of application, to sum up, this description content should not be understood as the restriction of the utility model.
Claims (14)
1. An aerosol generating device, comprising:
a housing having an insertion hole at a top end thereof;
a heating element fixed in the upper end of the housing, the heating element including a cylindrical heating element disposed opposite to the insertion hole, the cylindrical heating element having an upper end open and a lower end closed to form a receiving chamber for receiving an aerosol-generating product;
wherein a vent hole is formed in the middle of the aerosol-generating article, the aerosol-generating article comprises an aerosol-forming substrate that can be received into the receiving cavity through the insertion hole, and the vent hole is communicated with the air inlet channel in the housing.
2. An aerosol generating device according to claim 1, wherein the heat generating assembly further comprises a support sleeve and a magnetic induction coil wound around the support sleeve, the magnetic induction coil being configured to generate an alternating magnetic field in an inner cavity of the support sleeve, the cylindrical heat generating body being disposed in the inner cavity and configured to heat the aerosol generating substrate under the action of the alternating magnetic field.
3. The aerosol-generating device according to claim 2, wherein an inner diameter of the housing chamber is adapted to an outer diameter of the aerosol-generating product, and a distal end of the cylindrical heating element is extended in a flared shape, and a guide portion for guiding the aerosol-generating product to be inserted into the housing chamber is formed.
4. An aerosol-generating device according to claim 3, wherein the support sleeve has an inner diameter larger than an outer diameter of the cylindrical heat-generating body, and the guide portion is disposed adjacent to the support sleeve.
5. The aerosol generating device according to claim 4, wherein a boss for supporting and positioning the cylindrical heating element is formed by projecting the bottom wall of the support sleeve toward the inner chamber.
6. The aerosol generating device according to claim 5, wherein a positioning hole is formed through the boss, and a positioning portion is formed on a bottom wall of the cylindrical heating element and fitted into the positioning hole.
7. The aerosol generating device according to claim 6, wherein the positioning portion is in a ring shape fitted to the positioning hole, and a first temperature sensor contacting a bottom wall of the cylindrical heat generating body is provided therein.
8. An aerosol generating device according to any one of claims 1 to 7, wherein a second temperature sensor is attached to an outer wall of the cylindrical heating element.
9. An aerosol generating device according to any one of claims 2 to 7, wherein the heating element further comprises a tubular magnetic shield surrounding the magnetic induction coil.
10. The aerosol generating device according to claim 9, wherein the supporting sleeve has a stopping flange formed at a lower end thereof and protruding radially outward, the heating assembly further comprises an outer sleeve sleeved on the magnetic shielding sheet, and a top end of the outer sleeve is connected to a top end of the supporting sleeve so as to clamp and fix the magnetic shielding sheet between the outer sleeve and the stopping flange.
11. The aerosol generating device as set forth in claim 10, wherein the housing includes a body having two ends communicated therethrough, and a top plate and a bottom plate respectively covering the upper and lower ends of the body, and the insertion hole is opened in the top plate.
12. The aerosol generating device according to claim 11, wherein the insertion hole has a diameter larger than an outer diameter of the aerosol generating article, and a gas guide tube is formed by projecting and extending a rim of the insertion hole toward the cylindrical heat generating body; when the aerosol-generating article is received into the receiving cavity through the insertion aperture, there is an annular gap between the outer wall of the aerosol-generating article and the inner wall of the airway tube, the annular gap forming an air inlet channel in communication with the vent aperture.
13. The aerosol generating device of claim 11, wherein the top plate or the body defines an air inlet in communication with the air inlet passage.
14. An aerosol generating system comprising an aerosol generating article and an aerosol generating device according to any of claims 1 to 13, the aerosol generating device selectively receiving or removing the aerosol generating article, the aerosol generating article comprising a filter segment, a central segment and a tobacco segment connected in series in an axial direction, the central segment being provided with ventilation holes, the tobacco segment comprising an aerosol-forming substrate; the filter segment is at least partially exposed outside of an insertion aperture of the aerosol-generating device when the aerosol-generating article is received by the aerosol-generating device, the vent aperture is in communication with an air intake passage of the aerosol-generating device, and the tobacco segment is located within a receiving cavity of the aerosol-generating device.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202123029048.XU CN217284816U (en) | 2021-12-03 | 2021-12-03 | Aerosol generating device and generating system |
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| CN202123029048.XU CN217284816U (en) | 2021-12-03 | 2021-12-03 | Aerosol generating device and generating system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024124580A1 (en) * | 2022-12-16 | 2024-06-20 | 沃德韦国际控股有限公司 | Aerosol generating device and aerosol generating system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024124580A1 (en) * | 2022-12-16 | 2024-06-20 | 沃德韦国际控股有限公司 | Aerosol generating device and aerosol generating system |
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