Aerosol generating device

Abstract

An aerosol generating device, comprising a container (12) and an airflow channel (30). The container (12) comprises a support wall (1211), a side wall (1212), and an opening (1213). The side wall (1212) is connected to the support wall (1211) and forms an insertion channel (1214) together with the support wall (1211). The opening (1213) is provided corresponding to the support wall (1211) for allowing an aerosol forming substrate to be inserted in the insertion channel (1214). The airflow channel (30) is communicated with the opening (1213), and at least part of the airflow channel (30) extends along the thickness direction of the side wall (1212), then extends along the side wall (1212) to the side of the support wall (1211) facing the aerosol forming substrate, and then extends towards the opening (1213), such that external gas enters the container (12) to take out aerosol generated by the aerosol forming substrate. The device is simple in structure, strong in use comfort and high in user experience.

Description

FIELD

[0001] The present disclosure relates to a heating non-combustion device, and more specifically, relates to an aerosol generating device.BACKGROUND

[0002] An aerosol generating device in the related art generally includes a power supply assembly and a containment assembly. The power supply assembly includes a housing and a battery disposed in the housing, and the containment assembly is configured to accommodate the aerosol forming substrate. An airflow channel communicating with the containment assembly is usually provided in the housing. When the user inhales the aerosol, the external gas can be transported to the containment assembly through the airflow channel and then to the user's mouth.SUMMARYTECHNICAL PROBLEM

[0003] In the aerosol generating device in the related art, since a container for accommodating the aerosol forming substrate of the containment assembly is close to a upper cover, when the aerosol forming substrate is heated, the heat is easily transferred to the upper cover, causing a high temperature of the upper cover, which will cause discomfort to the user since the upper cover is usually a hand-held part to the user.TECHNICAL SOLUTION

[0004] A technical problem to be solved by the present disclosure is to provide an improved aerosol generating device.

[0005] A technical solution adopted by the present disclosure to solve the technical problem is to provide an aerosol generating device, including a container configured to accommodate an aerosol forming substrate and an airflow channel, wherein, the container comprises a support wall, a side wall, and an opening, the side wall is connected to the support wall and forms an insertion channel together with the support wall, and the opening is provided corresponding to the support wall and configured to allow the aerosol forming substrate to be inserted into the insertion channel, the airflow channel is communicated with the opening, and at least part of the airflow channel extends along the thickness direction of the side wall, then extends along the side wall to the side of the support wall facing the aerosol forming substrate, and then extends towards the opening, such that external gas enters the container to take out aerosol generated by the aerosol forming substrate.

[0006] In some embodiments, the airflow channel comprises a first air inlet channel formed in the insertion channel and communicated with the opening.

[0007] In some embodiments, the airflow channel comprises a second air inlet channel formed on the side wall, and the second air inlet channel extends towards the support wall along the side wall to the side of the support wall facing the aerosol forming substrate, and is bent from and communicated with the first air inlet channel.

[0008] In some embodiments, an inner surface of the side wall is provided with an air inlet groove extending along the thickness direction of the side wall, and at least part of the second air inlet channel is formed in the air inlet groove.

[0009] In some embodiments, the air inlet groove is longitudinally arranged and extends towards the support wall in the insertion direction of the aerosol forming substrate.

[0010] In some embodiments one end of the air inlet groove extends to the support wall, and the length of the air inlet groove extending in the insertion direction of the aerosol forming substrate is greater than or equal to a half height of the side wall.

[0011] In some embodiments, the air inlet groove is a through groove penetrating through the side wall in the thickness direction thereof.

[0012] In some embodiments, a first groove is provided on the side of the support wall facing the aerosol forming substrate, and at least part of the second air inlet channel is formed in the first groove.

[0013] In some embodiments, the airflow channel comprises a third air inlet channel communicated with the second air inlet channel and extending towards the opening.

[0014] In some embodiments, at least part of the airflow channel extends to an outer side of the support wall along the side wall after extending along the thickness direction of the side wall, then extends into the insertion channel from the support wall and then extends towards the opening, such that the external gas enters the container to take out the aerosol generated by the aerosol forming substrate.

[0015] In some embodiments, the aerosol generating device further comprises a heating assembly comprising a heating base, the heating base is located on the side of the support wall facing away from the aerosol forming substrate, and the airflow channel extends to be between the support wall and the heating base.

[0016] In some embodiments, the airflow channel comprises a second air inlet channel, and a gap is provided between the heating base and the support wall, and the gap forms at least part of the second air inlet channel.

[0017] In some embodiments, the heating assembly comprises a heating member, the support wall is provided with a through hole, and the heating member is inserted into the insertion channel through the through hole.

[0018] In some embodiments, the airflow channel comprises a third air inlet channel, and at least part of the third air inlet channel is formed in the through hole.

[0019] In some embodiments, an inner side of the hole wall of the through hole is provided with a second groove, and at least part of the third air inlet channel is formed in the second groove.

[0020] In some embodiments, a cross-sectional size of the insertion channel is greater than or equal to a cross-sectional size of the aerosol forming substrate.

[0021] In some embodiments, the container comprises a containment portion that is tubular, the containment portion comprises a first end and a second end opposite the first end, the opening is located at the first end, and the support wall is located at the second end, and the insertion channel is formed in the containment portion.

[0022] In some embodiments, the aerosol generating device further comprises a lower seat covering a periphery of the containment portion.

[0023] In some embodiments, the first end of the containment portion is provided with a limiting portion that cooperates with the lower seat.

[0024] In some embodiments, an air guide groove communicated with the opening is provided on a section of the side wall adjacent to the opening.BENEFICIAL EFFECTS

[0025] Implementation of the aerosol generating device of the present disclosure has the following beneficial effects: in the aerosol generating device, the airflow channel is communicated with the opening, at least part of the airflow channel extends along the thickness direction of the side wall, then extends along the side wall to the side of the support wall facing the aerosol forming substrate, and then extends towards the opening, so that the external gas can enter the insertion channel of the container to take out the aerosol generated by the aerosol forming substrate, and an air gap is formed between the upper cover and the aerosol substrate through the airflow channel, thereby preventing the upper cover from being too high in temperature due to direct heat transfer to the upper cover.BRIEF DESCRIPTION OF THE DRAWINGS

[0026] The present disclosure will be further explained in conjunction with the accompanying drawings and embodiments, wherein: FIG. 1 is a schematic structural diagram of an aerosol generating device in a first embodiment of the present disclosure; FIG. 2 is a sectional schematic diagram of the aerosol generating device shown in FIG. 1; FIG. 3 is an exploded schematic diagram of the aerosol generating device shown in FIG. 2; FIG. 4 is a sectional schematic diagram of a partial structure of the aerosol generating device shown in FIG. 3; FIG. 5 is a schematic structural diagram of a lower seat of a containment assembly of the aerosol generating device shown in FIG. 4; FIG. 6 is a schematic structural diagram of another angle of the lower seat of the containment assembly of the aerosol generating device shown in FIG. 5; FIG. 7 is a schematic structural diagram of a container of the containment assembly of the aerosol generating device shown in FIG. 4; and FIG. 8 is a sectional schematic diagram of a partial structure of an aerosol generating device in a second embodiment of the present disclosure. DETAILED DESCRIPTION

[0027] In order to have a clearer understanding of the technical features, objectives, and advantages of the present disclosure, specific embodiments of the present disclosure are described in detail with reference to the accompanying drawings.

[0028] FIG. 1 and FIG. 2 show an aerosol generating device in a first embodiment of the present disclosure. The aerosol generating device can heat an aerosol forming substrate in a low-temperature heat-not-burn manner. In some embodiments, the aerosol forming substrate may be cylindrical, specifically, the aerosol forming substrate may be a filamentous or sheet-like fixing material made of leaves and / or stems of plants, and an aroma component may be further added to the fixing material. In some embodiments, the aerosol forming substrate can be inserted into the aerosol generating device, and the aerosol generating device has the advantages of simple structure, strong user comfort, and high user experience.

[0029] As shown in FIG. 1 to FIG. 3, in the embodiments, the aerosol generating device includes a containment assembly 10 and a heating assembly 20. The containment assembly 10 is configured to contain the aerosol forming substrate. The heating assembly 20 is disposed in the containment assembly 10 and is configured to heat the aerosol forming substrate to generate aerosols for the user to draw.

[0030] Further, in the embodiments, the containment assembly 10 includes a lower seat 11, a container 12, and an upper cover 13. The lower seat 11 is configured for installing the container 12 and the heating assembly 20. The container 12 may be detachably mounted on the lower seat 11 to accommodate the aerosol forming substrate. The upper cover 13 covers the peripheries of the lower seat 11 and the container 12 for the user to hold.

[0031] As shown in FIG. 4 to FIG. 6, in the embodiments, the lower seat 11 includes an outer cover 111 and an inner tube 112. The outer cover 111 covers the periphery of a heating base 21 of the heating assembly 20 and may be assembled with a power supply assembly 60. The outer cover 111 is a hollow structure, and the inner side thereof forms an accommodating cavity 114 for accommodating the heating base 21 and a circuit board 40. The cross-section of the outer cover 111 may be roughly square. The inner tube 112 is arranged in the outer cover 111, and the radial size of the inner tube 112 may be smaller than the length and the width of the outer cover 111. The inner tube 112 is a hollow structure with two ends running through, and the inner side thereof forms a mounting hole for the container 12 to be partially installed, and allowing a heating member 22 of the heating assembly 20 to pass through.

[0032] In the embodiments, the container 12 includes a containment portion 121 and a limiting portion 122. The containment portion 121 may be roughly cylindrical, and includes a first end 121a and a second end 121b opposite to each other. The containment portion 121 is inserted in the inner tube 112, that is, the lower seat 11 covers the containment portion 121, and the containment portion 121 is configured for the insertion of the aerosol forming substrate. The limiting portion 122 is arranged at the first end 121a of the containment portion 121. When the containment portion 121 is inserted in the inner tube 112, the limiting portion 122 is located at one end of the outer cover 111 and cooperates with the outer cover 111 to limit the containment portion 121.

[0033] As shown in FIG. 7, further in the embodiments, the containment portion 121 includes a support wall 1211, a side wall 1212, and an opening 1213. The support wall 1211 is arranged at the second end 18b and configured to support the aerosol forming substrate. The opening 1213 is arranged at the first end 121a and corresponds to the support wall 1211, and is configured for the insertion of the aerosol forming substrate into the containment portion 121. The side wall 1212 is arranged on the support wall 1211 and extends upwards in a direction perpendicular to the support wall 1211, or extends and gradually expand towards the opening 1213. The side wall 1212 is connected to the support wall 1211, and forms, with the support wall 1211, an insertion channel 1214 for accommodating the aerosol forming substrate. In some embodiments, the cross-sectional size of the insertion channel 1214 may be larger than the cross-sectional size of the aerosol forming substrate, and a gap may be formed between the insertion channel 1214 and the aerosol forming substrate to facilitate gas flow. Of course, it can be understood that in some other embodiments, the cross-sectional size of the insertion channel 1214 may also be substantially equal to the cross-sectional size of the aerosol forming substrate. In some embodiments, the opening 1213 may be substantially circular, and the cross-sectional shape and size of the opening 1213 may be adapted to the cross-sectional shape and size of the aerosol forming substrate.

[0034] Further, in the embodiments, a through hole 1215 is provided on the support wall 1211 for the heating member 22 to pass through. The through hole 1215 may penetrate through the support wall 1211 in the thickness direction thereof, and face the opening 1213. In some embodiments, the support wall 1211 is provided with a first groove 1216, and may be provided with a plurality of first grooves 1216 spaced in the circumferential direction of the through hole 1215. In some embodiments, the first groove 1216 may be a strip-shaped groove that extends from the through hole 1215 to a side surface of the support wall 1211. In some embodiments, the inner side of the hole wall of the through hole 1215 may be provided with a second groove 1219, and may be provided with a plurality of second grooves 1219 spaced in the circumferential direction of the through hole 1215. By arranging the second groove 1219, a gap may be formed between the heating member 22 and the hole wall of the through hole 1215, which facilitates the gas to pass through the second groove 1219. In some other embodiments, the first groove 1216 may be omitted. In some another embodiments, the second groove 1219 may be omitted, and the hole diameter of the through hole 1215 may be larger than the radial size of the heating member 22, thereby facilitating the heating member 22 to pass through and forming a gap between the heating member 22 and the hole wall of the through hole 1215.

[0035] In the embodiments, an air guide groove 1217 may be provided on the side wall 1212. The air guide groove 1217 may be disposed on a section of the side wall 112 adjacent to the opening 1213, located on the inner wall surface of the side wall 112, and communicated with the opening 1213. The air guide groove 1217 is a strip-shaped groove and may extend a set length towards the support wall 1211. Specifically, in some embodiments, the length of the air guide groove 1217 may be substantially equal to the thickness of the limiting portion 122. The depth of the air guide groove 1217 may be less than the thickness of the side wall 1212. In some embodiments, a plurality of air guide grooves 1217 are provided, and the plurality of air guide grooves 1217 may be spaced in the circumferential direction of the opening 1213 for external gas to enter the insertion channel 1214.

[0036] In the embodiments, an air inlet groove 1218 is provided on the side wall 1212, which may extend along the thickness direction of the side wall 1212 and may be longitudinally arranged. The air inlet groove 1218 extends along the insertion direction of the aerosol forming substrate towards the support wall 1211. In some embodiments, one end of the air inlet groove 1218 may extend to the support wall 1211. One end of the air inlet groove 1218 may be in communication with the air guide groove 1217, and the other end of the air inlet groove 1218 may be in communication with the first groove 1216. In some embodiments, the length of the air inlet groove 1218 extending in the insertion direction of the aerosol forming substrate may be greater than or equal to a half height of the side wall 1212. The air inlet grooves 1218 may be disposed in one-to-one correspondence with the first grooves 1216. In some embodiments, the depth of the air inlet groove 1218 may be greater than the thickness of the side wall 1212. Specifically, the air inlet groove 1218 is a through groove that penetrates through the side wall 1212 in the thickness direction thereof. Of course, it can be understood that in some embodiments, the air inlet groove 1218 may not be limited to a through groove, and the depth of the air inlet groove 1218 may also be less than the thickness of the side wall 1212. The external gas can enter the air inlet groove 1218 through the air guide groove 1217, and then enter the bottom of the aerosol forming substrate through the first groove 1216, and then bring the aerosol generated by the aerosol forming substrate towards the opening 1213.

[0037] In some embodiments, the limiting portion 122 is sleeved on the periphery of the opening 1213 of the containment portion 121, and the length and the width of the limiting portion 122 may be greater than the radial size of the opening 1213. The limiting portion 122 may be located at one end of the outer cover 111, cooperate with the outer cover 111 for limitation, and may be connected and fixed to the upper cover 13 by a connecting assembly.

[0038] As shown in FIG. 3 and FIG. 4, in the embodiments, the upper cover 13 may cover the lower seat 11 and cover the periphery of the container 12. The upper cover 13 is provided with a via hole 131. The via hole 131 is located on the top wall of the upper cover 13 and may be disposed corresponding to the opening 1213. In some embodiments, the size of the via hole 131 may be larger than the size of the opening 1213 and larger than the cross-sectional size of the aerosol forming substrate, so that the external gas can be conveniently passed from the via hole 131 into the opening 1213, and the aerosol forming substrate can be conveniently loaded into or pulled out of the container 12.

[0039] In the embodiments, the heating assembly 20 includes a heating base 21 and a heating member 22. The heating base 21 may be disposed at the end of the inner tube 112 away from the via hole 131, located at a lower portion of the accommodating cavity 114, and face the inner tube 112. In some embodiments, the heating base 21 is located on the side of the support wall 1211 facing away from the aerosol forming substrate, and is spaced apart from the support wall 1211. The heating member 22 may be columnar, and may be inserted into the heating base 21 and arranged perpendicular to the heating base 21. The heating member 22 can penetrate through the through hole 1215 and be inserted into the aerosol forming substrate, to heat the aerosol forming substrate by generating heat. Of course, it can be understood that in other embodiments, the heating member 22 may also be in a sheet shape, and is not limited to a columnar shape.

[0040] Further, in the embodiments, the aerosol generating device further includes an airflow channel 30. The airflow channel 30 is in communication with the opening 1213, and is formed on the side of the containment portion 121 facing the aerosol forming substrate and on the side of the containment portion 121 facing away from the aerosol forming substrate. Specifically, in the embodiments, the airflow channel 30 extends from the opening 1213 towards the support wall 121 into the insertion channel 1214. A part of the airflow channel may extend in the thickness direction of the side wall 1212, and then extend along the side wall 1212 to the side of the support wall 1211 facing the aerosol forming substrate, and then extend towards the opening 1213. Of course, it can be understood that in some other embodiments, it is not limited to extending to the side of the support wall 1211 facing the aerosol forming substrate, in other embodiments, the airflow channel 30 may also extend to the side of the support wall 1211 facing away from the aerosol forming substrate, pass through the insertion channel 1214 from the support wall 1211, and then extend towards the opening 1213. By arranging the airflow channel 30 on the containment assembly 10, the upper cover 13 and lower seat 11 can be cooled, thereby avoiding the discomfort to the user caused by too high temperature of the upper cover 13 and the lower seat 11, and shortening the path of the airflow channel 30.

[0041] In the embodiments, the airflow channel 30 includes a first air inlet channel 31, a second air inlet channel 32, and a third air inlet channel 33. The first air inlet channel 31 is formed in the insertion channel 1214 and is located adjacent to the opening 1213. Specifically, in some embodiments, the first air inlet channel 31 may be formed on the air guide groove 1217, specifically, formed by the gap between the air guide groove 1217 and the aerosol forming substrate. The first air inlet channel 31 is in communication with the opening 1213 to be in communication with the outside. The second air inlet channel 32 is formed on the side wall 1212, and may extend along the side wall 1212 towards the support wall 1211 to the inner side of the support wall 1211. Specifically, the second air inlet channel 32 may be a recessed air channel, and the second air inlet channel 32 may be bent. In some embodiments, the second air inlet channel 32 is partially formed on the air inlet groove 1218 and the rest of the second air inlet channel 32 is formed on the first groove 1216, and the second air inlet channel 32 is bent from and in communication with the first air inlet channel 31. Of course, it can be understood that in other embodiments, the second air inlet channel 32 may not be limited to being formed on the first groove 1216. In some other embodiments, a portion of the second air inlet channel 32 may be formed by the gap between the heating base 21 and the support wall 1211, or by the space between a plurality of spaced protrusions on the support wall 1211. In some embodiments, the third air inlet channel 33 is in communication with the second air inlet channel 32 and extends towards the opening 1213. Specifically, in the embodiments, the third air inlet channel 33 is arranged perpendicular to the support wall 1211, and at least part of the third air inlet channel 33 is located in the gap between the aerosol forming substrate and the support wall 1211. The third air inlet channel 33 is configured to allow the gas to enter the aerosol forming substrate from the bottom of the aerosol forming substrate. It can be understood that in some other embodiments, the third air inlet channel 33 may be partially formed in the through hole 1215 and arranged along the axial direction of the through hole 1215. The external air sequentially enters the aerosol forming substrate through the first air inlet channel 31, the second air inlet channel 32, and the third air inlet channel 33, to take out the aerosol formed by heating the aerosol forming substrate.

[0042] In the embodiments, the aerosol generating device further includes a circuit board 40, which is disposed in the accommodating cavity 114, connected to the heating base 21, and connected to the power supply assembly 60.

[0043] In the embodiments, the aerosol generating device further includes a sliding cover assembly 50, and the sliding cover assembly 50 includes a sliding cover 51 and a sliding block 52. The sliding cover 51 is slidably arranged on the upper cover 13, and can cover or open the via hole 131 by sliding. The sliding block 53 is arranged on the limiting portion 122, located on the side of the upper cover 13 facing the aerosol forming substrate, and connected to the sliding cover 51, so as to facilitate the sliding of the sliding cover 51.

[0044] In the embodiments, the aerosol generating device further includes a power supply assembly 60, and the power supply assembly 60 includes a housing 61 and a battery 62 accommodated in the housing 61. The housing 61 is assembled with the lower base 11 for the lower base 11 to be partially inserted. The battery 62 is connected to the circuit board 40 to supply power to the heating assembly 20.

[0045] FIG. 8 shows an aerosol generating device in a second embodiment of the present disclosure, which differs from the first embodiment in that, after extending along the thickness direction of the side wall 1212, the airflow channel 30 further extends along the side wall 1212 to the side of the support wall 1211 facing away from the aerosol forming substrate, that is, extends to be between the support wall 1211 and the heating base 21, and then passes through the through hole 1215 into the insertion channel 1214 and extends towards the opening 1213, to allow the external gas to enter the container 12 and carry out the aerosol generated by the aerosol forming substrate. The third air inlet channel 33 of the airflow channel 30 may be partially formed on the through hole 1215.

[0046] It can be understood that the above embodiments only express the preferred embodiments of the present disclosure, and the description thereof is relatively specific and detailed, but cannot be understood as a limitation on the patent scope of the present disclosure. It should be noted that, for a person of ordinary skill in the art, the above technical features can be freely combined and several modifications and improvements can be made without departing from the concept of the present disclosure, which all fall within the protection scope of the present disclosure. Therefore, equivalent transformations and modifications made to the scope of the claims of the present disclosure shall fall within the scope of the claims of the present disclosure.

Claims

1. An aerosol generating device, comprising: a container (12) configured to accommodate an aerosol forming substrate; and an airflow channel (30), wherein the container (12) comprises a support wall (1211), a side wall (1212), and an opening (1213), wherein the side wall (1212) is connected to the support wall (1211) and forms an insertion channel (1214) together with the support wall (1211), wherein the opening (1213) is provided corresponding to the support wall (1211) and configured to allow the aerosol forming substrate to be inserted into the insertion channel (1214), and wherein the airflow channel (30) is communicated with the opening (1213), and at least part of the airflow channel (30) extends along the thickness direction of the side wall (1212), then extends along the side wall (1212) to the side of the support wall (1211) facing the aerosol forming substrate, and then extends towards the opening (1213), such that external gas enters the container (12) to take out aerosol generated by the aerosol forming substrate.

2. The aerosol generating device of claim 1, wherein the airflow channel (30) comprises a first air inlet channel (31) formed in the insertion channel (1214) and communicated with the opening (1213).

3. The aerosol generating device of claim 2, wherein the airflow channel (30) comprises a second air inlet channel (32) formed on the side wall (1212), and the second air inlet channel (32) extends towards the support wall (1211) along the side wall (1212) to the side of the support wall (1211) facing the aerosol forming substrate, and is bent from and communicated with the first air inlet channel (31).

4. The aerosol generating device of claim 3, wherein an inner surface of the side wall (1212) is provided with an air inlet groove (1218) extending along the thickness direction of the side wall (1212), and at least part of the second air inlet channel (32) is formed in the air inlet groove (1218).

5. The aerosol generating device of claim 4, wherein the air inlet groove (1218) is longitudinally arranged and extends towards the support wall (1211) in the insertion direction of the aerosol forming substrate.

6. The aerosol generating device of claim 5, wherein one end of the air inlet groove (1218) extends to the support wall (1211), and the length of the air inlet groove (1218) extending in the insertion direction of the aerosol forming substrate is greater than or equal to a half height of the side wall (1212).

7. The aerosol generating device of claim 5, wherein the air inlet groove (1218) is a through groove penetrating through the side wall (1212) in the thickness direction thereof.

8. The aerosol generating device of claim 3, wherein a first groove (1216) is provided on the side of the support wall (1211) facing the aerosol forming substrate, and wherein at least part of the second air inlet channel (32) is formed in the first groove (1216).

9. The aerosol generating device of claim 3, wherein the airflow channel (30) comprises a third air inlet channel (33) communicated with the second air inlet channel (32) and extending towards the opening (1213).

10. The aerosol generating device of claim 1, wherein at least part of the airflow channel (30) extends to an outer side of the support wall (1211) along the side wall (1212) after extending along the thickness direction of the side wall (1212), then extends into the insertion channel (1214) from the support wall (1211) and then extends towards the opening (1213), such that the external gas enters the container (12) to take out the aerosol generated by the aerosol forming substrate.

11. The aerosol generating device of claim 10, further comprising: a heating assembly (20) comprising a heating base (21), wherein the heating base (21) is located on the side of the support wall (1211) facing away from the aerosol forming substrate, and wherein the airflow channel (30) extends to be between the support wall (1211) and the heating base (21).

12. The aerosol generating device of claim 11, wherein the airflow channel (30) comprises a second air inlet channel (32), and wherein a gap is provided between the heating base (21) and the support wall (1211), and the gap forms at least part of the second air inlet channel (32).

13. The aerosol generating device of claim 11, wherein the heating assembly (20) comprises a heating member (21), and wherein the support wall (1211) is provided with a through hole (1215), and the heating member (21) is inserted into the insertion channel (1214) through the through hole (1215).

14. The aerosol generating device of claim 13, wherein the airflow channel (30) comprises a third air inlet channel (33), and at least part of the third air inlet channel (33) is formed in the through hole (1215).

15. The aerosol generating device of claim 14, wherein an inner side of the hole wall of the through hole (1215) is provided with a second groove (1219), and at least part of the third air inlet channel (33) is formed in the second groove (1219).

16. The aerosol generating device of claim 1, wherein a cross-sectional size of the insertion channel (1214) is greater than or equal to a cross-sectional size of the aerosol forming substrate.

17. The aerosol generating device of claim 1, wherein the container (12) comprises a containment portion (121) that is tubular, wherein the containment portion (121) comprises a first end (121a) and a second end (121b) opposite the first end (121a), wherein the opening (1213) is located at the first end (121a), and the support wall (1211) is located at the second end (121b), and wherein the insertion channel (1214) is formed in the containment portion (121).

18. The aerosol generating device of claim 17, further comprising: a lower seat (11) covering a periphery of the containment portion (121).

19. The aerosol generating device of claim 18, wherein the first end (121a) of the containment portion (121) is provided with a limiting portion (122) that cooperates with the lower seat (11).

20. The aerosol generating device of claim 1, wherein an air guide groove (1217) communicated with the opening (1213) is provided on a section of the side wall (1212) adjacent to the opening (1213).

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