nebulizer

CN224722702UActive Publication Date: 2026-09-08SHENZHEN TRANSPRING ENTERPRISE LTD
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Patent Information

Application Number
CN202521964697.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-09-11
Publication Date
2026-09-08
Estimated Expiration
2035-09-11

AI Technical Summary

Technical Problem

[0003]本实用新型的目的是提供一种雾化器,解决咪头因冷凝液导致的失效的问题

Benefits of technology

[0019] This atomizer features an independent start-up channel and a microphone housed within it, completely separating the air intake channel from the start-up channel. This avoids trigger delays or malfunctions caused by airflow mixing, which is common in traditional shared airflow designs. A first absorbent cotton layer is included to absorb leakage. When the atomizer is tilted or condensation occurs, liquid will not seep into the microphone area, preventing the microphone from short-circuiting or malfunctioning due to liquid contact. The first absorbent cotton layer also blocks airflow backflow, preventing the microphone from automatically starting, significantly extending the microphone's lifespan and reducing the device failure rate.

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Abstract

An atomizer comprises a main body, a microphone and a first oil absorbing cotton; the main body has an activation channel, a suction channel and a liquid storage cavity, the activation channel and the suction channel are arranged on two sides of the liquid storage cavity, and the activation channel and the suction channel both extend along a first direction; the main body also has a microphone air inlet hole and an airway air inlet hole which are arranged at intervals, and the microphone air inlet hole is in communication with the activation channel; the microphone is accommodated in the activation channel; and the first oil absorbing cotton is accommodated in the main body and covers the microphone air inlet hole. The atomizer has an independent microphone activation channel, the microphone is not easy to be activated by itself, and the first oil absorbing cotton is arranged to prevent the microphone from being disabled due to condensed liquid.
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Description

Technical Field

[0001] This utility model relates to the field of atomizer technology, and specifically to an atomizer. Background Technology

[0002] As an airflow sensor, the microphone's core function is to trigger the circuit by detecting changes in airflow. Microphones without an independent airflow channel are directly exposed to the main airflow path. When a user inhales, the airflow may fluctuate irregularly due to turbulence, backflow, or device tilt. For example, if the microphone and atomizing chamber share an airflow channel in an atomizer, condensate or e-liquid may enter the microphone area with the airflow, altering the medium's capacitance (e.g., air turning into e-liquid), causing abnormal capacitance changes and triggering self-starting. Therefore, an independent activation airflow channel is used. However, an independent microphone activation airflow channel makes it easy for condensate to flow along the channel and accumulate around the microphone after formation. This condensate may seep into the microphone, causing corrosion or soaking, leading to microphone malfunction or damage. Utility Model Content

[0003] The purpose of this invention is to provide an atomizer that solves the problem of microphone failure caused by condensation.

[0004] To achieve the objectives of this utility model, the following technical solution is provided:

[0005] This utility model provides an atomizer, comprising:

[0006] The main body has a starting channel, a suction channel and a liquid storage chamber. The starting channel and the suction channel are located on both sides of the liquid storage chamber and both extend along a first direction. The main body also has a microphone air inlet and an air passage air inlet arranged at intervals. The microphone air inlet is connected to the starting channel.

[0007] The microphone is housed in the activation channel;

[0008] The first oil-absorbing cotton is placed between the microphone and the microphone air inlet.

[0009] In one embodiment, the atomizer further includes a second oil-absorbing cotton, which is housed in the activation channel and disposed on the side of the microphone facing away from the first oil-absorbing cotton.

[0010] In one embodiment, the atomizer further includes a first atomizing core and a second atomizing core spaced apart in a second direction, the first atomizing core and the second atomizing core being housed within the main body, the first atomizing core having a first through hole, and the second atomizing core having a second through hole;

[0011] The main body also has an atomizing channel extending along the second direction, the first through hole and the second through hole enclosing the atomizing channel, the atomizing channel communicating with the air inlet of the air passage, and the first direction and the second direction intersecting.

[0012] In one embodiment, the orthographic projection of the outer peripheral surface of the end of the first atomizing core facing away from the second atomizing core in the second direction is a rectangle.

[0013] In one embodiment, the orthographic projection of the inner peripheral surface of the first through hole in the second direction is a rectangle.

[0014] In one embodiment, the atomizer further includes a first heating element, which includes a first heating section and a second heating section, the first heating section and the second heating section being disposed on the inner peripheral surface of the first through hole and spaced apart from each other.

[0015] In one embodiment, the atomizer further includes a first lead-out member, which includes a first lead-out portion and a second lead-out portion spaced apart in the second direction. The first lead-out portion and the second lead-out portion are both connected to the first heating portion and the second heating portion, and the first lead-out portion and the second lead-out portion protrude from the surface of the first atomizing core facing away from the liquid storage cavity.

[0016] In one embodiment, the atomizer further includes a third oil-absorbing cotton, which is housed at the end of the suction channel near the atomization channel.

[0017] In one embodiment, the liquid storage chamber has a first connecting hole and a second connecting hole spaced apart in the second direction. The liquid storage chamber is connected to the first atomizing core through the first connecting hole, and the liquid storage chamber is connected to the second atomizing core through the second connecting hole.

[0018] In one embodiment, the main body is further provided with an air outlet channel, which includes a first section, a second section and a third section. One end of the first section is connected to the activation channel and the other end is connected to the third section. One end of the second section is connected to the suction channel and the other end is connected to the third section. The third section is connected to the outside.

[0019] This atomizer features an independent start-up channel and a microphone housed within it, completely separating the air intake channel from the start-up channel. This avoids trigger delays or malfunctions caused by airflow mixing, which is common in traditional shared airflow designs. A first absorbent cotton layer is included to absorb leakage. When the atomizer is tilted or condensation occurs, liquid will not seep into the microphone area, preventing the microphone from short-circuiting or malfunctioning due to liquid contact. The first absorbent cotton layer also blocks airflow backflow, preventing the microphone from automatically starting, significantly extending the microphone's lifespan and reducing the device failure rate. Attached Figure Description

[0020] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0021] Figure 1 This is a cross-sectional view of an atomizer according to one embodiment;

[0022] Figure 2 This is an exploded view of a portion of the structure of an atomizer according to one embodiment;

[0023] Figure 3 This is a perspective view of the first atomizing core in one embodiment.

[0024] Explanation of reference numerals in the attached figures:

[0025] 100-Atomizer, 10-Main body, 11-Start-up channel, 12-Inhalation channel, 13-Liquid storage chamber, 131-First connecting hole, 132-Second connecting hole, 14-Mic head air inlet, 15-Airway air inlet, 16-Atomization channel, 17-Outlet channel, 171-First section, 172-Second section, 173-Third section, 20-Mic head, 31-First absorbent cotton, 311-First flow hole, 32-Second absorbent cotton, 321-Second flow hole, 33-Third absorbent cotton, 41-First atomizing core, 411-First through hole, 412-First part, 413-Second part, 414-Third part, 42-Second atomizing core, 421-Second through hole, 51-First heating element, 60-Shell, 70-Battery;

[0026] Z - First direction, X - Second direction. Detailed Implementation

[0027] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0028] It should be noted that when a component is said to be "fixed" to another component, it can be directly on the other component or it can be in a middle component. When a component is said to be "connected" to another component, it can be directly connected to the other component or it may be in a middle component.

[0029] Unless otherwise defined, all technical and scientific terms used in this invention have the same meaning as commonly understood by one of ordinary skill in the art to which this invention pertains. The terminology used in this specification is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and / or" as used in this invention includes any and all combinations of one or more of the associated listed items.

[0030] The following detailed description, in conjunction with the accompanying drawings, outlines some embodiments of the present invention. Unless otherwise specified, the following embodiments and features can be combined with each other.

[0031] Optional, please refer to Figure 1 This utility model provides an atomizer 100, wherein the first direction Z is the height direction of the atomizer 100, and the second direction X is the width or thickness direction of the atomizer 100.

[0032] Please refer to Figure 1 This utility model provides an atomizer 100, including a main body 10, a microphone 20, and a first oil-absorbing cotton 31. The main body 10 has an activation channel 11, a suction channel 12, and a liquid storage chamber 13. The activation channel 11 and the suction channel 12 are disposed on both sides of the liquid storage chamber 13, and both the activation channel 11 and the suction channel 12 extend along a first direction Z. The main body 10 also has a microphone air inlet 14 and an air passage air inlet 15 disposed at intervals, and the microphone air inlet 14 communicates with the activation channel 11. The microphone 20 is housed in the activation channel 11. The first oil-absorbing cotton 31 is housed in the main body 10 and covers the microphone air inlet 14. The first oil-absorbing cotton 31 is disposed on the side of the microphone 20 facing the air passage air inlet 15.

[0033] Optionally, the main body 10 can be made of a material with high structural strength, such as metal, high-strength plastic, ceramic, etc. Metal materials include aluminum, aluminum alloy, magnesium alloy, iron and iron alloy, etc., without limitation.

[0034] Optionally, the microphone 20 can be a silicon microphone, an electret microphone, etc., without restriction.

[0035] Optionally, the first oil-absorbing cotton 31 can be polypropylene (PP) oil-absorbing cotton, polyethylene (PE) oil-absorbing cotton, polyethylene terephthalate (PET) oil-absorbing cotton, polyamide (PA) oil-absorbing cotton, etc., without limitation.

[0036] Optionally, a clearance groove is provided on the outer peripheral surface of the liquid storage cavity 13 facing the microphone 20. The clearance groove is used to avoid the microphone 20 and the start channel 11.

[0037] Optionally, the air inlet 15 is closer to the suction channel 12 than the microphone air inlet 14.

[0038] Please refer to Figure 2 Optionally, the first oil-absorbing cotton 31 is in close contact with a portion of the inner wall of the starting channel 11. The cross-sectional shape of the first oil-absorbing cotton 31 can be semi-circular, semi-elliptical, rectangular, etc., without limitation. Optionally, the first oil-absorbing cotton 31 also has a first flow hole 311 penetrating itself along the first direction Z, facilitating the starting of the microphone 20. The first flow hole 311 is correspondingly provided with the microphone air inlet 14, and the first flow hole 311 is connected to the microphone air inlet 14.

[0039] This atomizer 100 is equipped with an independent start-up channel 11 and a microphone 20 housed within it, completely separating the air intake channel from the start-up channel 11. This avoids the trigger delay or failure caused by airflow mixing in traditional shared airway designs. A first absorbent cotton 31 is provided to absorb leakage. When the atomizer 100 is tilted or condensation occurs, liquid will not seep into the area where the microphone 20 is located, preventing the microphone 20 from short-circuiting or failing due to contact with liquid. The first absorbent cotton 31 can also block airflow backflow, preventing the microphone 20 from starting automatically, significantly extending the service life of the microphone 20 and reducing the equipment failure rate.

[0040] Please refer to Figure 1 and Figure 2 In one embodiment, the atomizer 100 further includes a second oil-absorbing cotton 32, which is housed in the activation channel 11 and is disposed on the side of the microphone 20 facing away from the first oil-absorbing cotton 31.

[0041] Optionally, the second oil-absorbing cotton 32 can be polypropylene (PP) oil-absorbing cotton, polyethylene (PE) oil-absorbing cotton, polyethylene terephthalate (PET) oil-absorbing cotton, polyamide (PA) oil-absorbing cotton, etc., without limitation.

[0042] Optionally, the second oil-absorbing cotton 32 is in close contact with the inner wall of the starting channel 11. The cross-sectional shape of the second oil-absorbing cotton 32 can be circular, elliptical, rectangular, etc., without limitation. Optionally, the second oil-absorbing cotton 32 also has a second flow hole 321 penetrating itself along the first direction Z to facilitate gas flow inside the starting channel 11. The first flow hole 311 and the second flow hole 321 are correspondingly provided. Optionally, the dimension of the second oil-absorbing cotton 32 in the second direction X is smaller than the dimension of the first oil-absorbing cotton 31.

[0043] The second absorbent cotton 32 can prevent condensate generated at the end of the start-up air passage that is far from the microphone air inlet 14 from seeping into the area where the microphone 20 is located, thus preventing the microphone 20 from short-circuiting or malfunctioning due to contact with liquid.

[0044] Please refer to Figure 1 In one embodiment, the atomizer 100 further includes a first atomizing core 41 and a second atomizing core 42 spaced apart in the second direction X. The first atomizing core 41 and the second atomizing core 42 are housed within the main body 10. The first atomizing core 41 has a first through hole 411, and the second atomizing core 42 has a second through hole 421. The main body 10 also has an atomizing channel 16 extending along the second direction X. The first through hole 411 and the second through hole 421 enclose and form the atomizing channel 16. The atomizing channel 16 communicates with the air inlet 15. The first direction Z and the second direction X intersect.

[0045] Optionally, the end of the first through hole 411 facing away from the second through hole 421 is connected to the air inlet 15, and the end of the second through hole 421 facing away from the first through hole 411 is connected to the suction channel 12.

[0046] Optionally, the cross-sectional shape of the first through hole 411 may be the same as or different from the cross-sectional shape of the second through hole 421, without any limitation.

[0047] The first atomizing coil 41 and the second atomizing coil 42 can operate independently, alternately, or simultaneously, forming a synergistic effect through a connected structure. This shortens preheating time and increases vapor production speed, avoiding "dry burning" or delayed vapor production caused by insufficient preheating of a single coil. This is especially suitable for high-power atomizers like the 100. With independent power supply for both coils, if one coil fails due to carbon buildup, a short circuit, or poor wicking, the other coil can still function normally, preventing the atomizer 100 from becoming completely unusable.

[0048] Please refer to Figure 3 In one embodiment, the orthographic projection of the outer peripheral surface of the end of the first atomizing core 41 facing away from the second atomizing core 42 in the second direction X is a rectangle.

[0049] Optionally, the orthographic projection of the outer peripheral surface of the end of the first atomizing core 41 can be a rectangle, a square, etc., without limitation. The outer peripheral surfaces of the first atomizing core 41 can be smoothly transitioned.

[0050] The paths from each outer surface of the square first atomizing core 41 to the heating element are similar and the liquid conduction is uniform. Therefore, there is no need to set a cotton-wrapping structure on the outer surface of the square first atomizing core 41. This avoids the possibility that the atomizing medium may violently vaporize and produce "oil splattering" due to local overheating at high temperatures. The ceramic substrate of the square atomizing core has high thermal stability and can evenly distribute heat, avoiding excessively high local temperatures and thus reducing the risk of oil splattering.

[0051] Please refer to Figure 3 In one embodiment, the orthographic projection of the inner circumferential surface of the first through hole 411 onto the second direction X is a rectangle.

[0052] Optionally, the orthographic projection of the inner circumferential surface of the first atomizing core 41 can be a rectangle, a square, etc., without limitation. The inner circumferential surfaces of the first atomizing core 41 can be smoothly transitioned.

[0053] The square first through hole 411 helps to increase the contact area between the inner wall of the first atomizing core 41 and the atomizing medium, and helps to improve the atomization efficiency of the atomizing medium.

[0054] Please refer to Figure 1 In one embodiment, the atomizer 100 further includes a first heating element 51, which includes a first heating part and a second heating part. The first heating part and the second heating part are disposed on the inner peripheral surface of the first through hole 411 and are spaced apart from each other.

[0055] Optionally, the connection method between the first atomizing core 41 and the first heating element 51 can be snap-fit, screw-fit, welding, bonding, printing / etching patch molding, pre-embedded sintering, metal connecting ring fixing, etc., without limitation.

[0056] Optionally, the first heating element 51 may be made of a material that meets the requirements of structural strength, high temperature resistance and easy processing and forming, specifically such as iron-chromium-aluminum alloy, nickel-chromium alloy, nickel, titanium and stainless steel, without limitation.

[0057] Optionally, the first heating section and the second heating section can be multiple annular heating units connected end to end. The first heating section and the second heating section, which consist of multiple heating elements, are flat, meaning that the surfaces of the multiple heating elements on the same side are all flush. Optionally, the multiple heating elements can be a single integrated structure, or they can be connected in parallel by means of snap-fit, screw-fit, riveting, etc., without limitation.

[0058] The first heating element has two heating sections, which helps to improve the atomization efficiency of the atomizing medium and avoids phenomena such as charring of the atomizing medium due to local overheating.

[0059] In one embodiment, the atomizer 100 further includes a first lead-out member, which includes a first lead-out portion and a second lead-out portion spaced apart in the second direction X. The first lead-out portion and the second lead-out portion are both connected to the first heating portion and the second heating portion. The first lead-out portion and the second lead-out portion protrude from the surface of the first atomizing core 41 facing away from the liquid storage chamber 13.

[0060] Optionally, the first lead-out part, the second lead-out part, the first heating part and the second heating part can be an integral structure, or they can be connected in parallel by means of snap-fit, screw-fit and riveting, without limitation.

[0061] Optionally, the first lead-out portion and the second lead-out portion extend along the first direction Z.

[0062] Please refer to Figure 3 Optionally, the first atomizing core 41 includes a first part 412, a second part 413, and a third part 414 connected together. The surface of the first part 412 facing away from the liquid storage chamber 13 is the first surface, the surface of the second part 413 facing away from the liquid storage chamber 13 is the second surface, and the surface of the third part 414 facing away from the liquid storage chamber 13 is the third surface. The first surface and the third surface are flush, and the second surface protrudes from the first surface and the third surface. The first lead-out part is connected to the first surface, and the second lead-out part is connected to the third surface. The first surface, the second surface, and the third surface are all parallel to the second direction X.

[0063] Optionally, the main body 10 is provided with a first mounting hole and a second mounting hole, with the first lead-out portion passing through the first mounting hole and the second lead-out portion passing through the second mounting hole.

[0064] The first and second leads exposed on the first atomizing core 41 can be directly soldered to the electrodes or circuit board, reducing the contact resistance in the connection process, ensuring current transmission efficiency, avoiding voltage fluctuations caused by poor contact, thereby stabilizing the heating power of the first atomizing core 41 and improving atomization consistency.

[0065] In one embodiment, the first atomizing core 41 and the second atomizing core 42 have the same structure, and correspondingly, the second atomizing core 42 is also an atomizing core with an outer square and an inner square. Correspondingly, two opposing heating parts are also provided inside the second atomizing core 42.

[0066] Please refer to Figure 1 In one embodiment, the atomizer 100 further includes a third oil-absorbing cotton 33, which is housed in the end of the suction channel 12 near the atomization channel 16.

[0067] Optionally, the third absorbent cotton 33 can be polypropylene (PP) absorbent cotton, polyethylene (PE) absorbent cotton, polyethylene terephthalate (PET) absorbent cotton, polyamide (PA) absorbent cotton, etc., without restriction.

[0068] Optionally, the main body 10 has a liquid storage tank, which is connected to the suction channel 12. The bottom wall of the liquid storage tank can be curved or flat, without limitation. The bottom wall of the liquid storage tank is lower than the atomizing channel 16 in the first direction Z. The third oil-absorbing cotton 33 is housed in the liquid storage tank.

[0069] The third absorbent cotton 33 is provided to store the condensate generated by the atomized gas. At the same time, the third absorbent cotton 33 is located on the side of the suction channel 12 facing the bottom of the atomizer 100, so that the condensate will not enter the atomization channel 16 and will not cause condensate blockage, which is beneficial to improving the service life of the atomizer 100.

[0070] Please refer to Figure 1 In one embodiment, the liquid storage chamber 13 has a first connecting hole 131 and a second connecting hole 132 spaced apart in the second direction X. The liquid storage chamber 13 is connected to the first atomizing core 41 through the first connecting hole 131 and to the second atomizing core 42 through the second connecting hole 132.

[0071] Optionally, the shape of the first connecting hole 131 can be circular, rectangular, elliptical, etc., without limitation.

[0072] The outer surfaces of the first atomizing core 41 and the second atomizing core 42, which are both outer and inner, have similar paths to the heating element, resulting in uniform liquid distribution. No additional cotton wrapping structure is required. They can be directly connected to the liquid storage chamber 13 through the first connecting hole 131 and the second connecting hole 132. This avoids the possibility of the cotton wrapping structure causing violent vaporization of the atomizing medium and producing "oil splattering" due to local overheating at high temperatures, thereby improving the safety and efficiency of the atomizer 100. Furthermore, when the oil storage is low, the first connecting hole 131 and the second connecting hole 132 can distribute the remaining atomizing medium more evenly.

[0073] Please refer to Figure 1 In one embodiment, the main body 10 is further provided with an air outlet channel 17, which includes a first section 171, a second section 172 and a third section 173. One end of the first section 171 is connected to the start channel 11 and the other end is connected to the third section 173. One end of the second section 172 is connected to the suction channel 12 and the other end is connected to the third section 173. The third section 173 is connected to the outside.

[0074] Optionally, the first segment 171 forms an angle with the first direction Z, and the second segment 172 forms an angle with the first direction Z. Specifically, the first segment 171 and the second segment 172 are symmetrically arranged with respect to the third segment 173, and the third segment 173 extends along the first direction Z.

[0075] Optionally, the angle between the first segment 171 and the first direction Z is 30°-60°. Specifically, it can be 30°, 35°, 40°, 45°, 50°, 55°, 60°, etc., without limitation.

[0076] The first segment 171 forms an angle with the first direction Z, allowing the airflow to enter the third segment 173 at an oblique angle. This avoids turbulence and energy loss caused by the airflow colliding with the pipe wall when making a right-angle turn, ensuring smooth airflow.

[0077] Optionally, the atomizer 100 also includes a housing 60 and a battery 70. The main body 10 and the battery 70 are both housed in the housing 60. The battery 70 is located on the side of the main body 10 facing away from the air outlet channel 17. The battery 70 is used to heat the first atomizing core 41 and the second atomizing core 42.

[0078] Optionally, the battery 70 can be a cylindrical soft-pack battery, a square soft-pack battery, a cylindrical steel-cased battery, etc., without restriction.

[0079] Optionally, the shell 60 may be made of a material with high structural strength, such as metal, high-strength plastic, ceramic, etc. Metal materials include aluminum, aluminum alloy, magnesium alloy, iron and iron alloy, etc., without limitation.

[0080] The first section 171 and the third section 173 are connected to the suction channel 12 and the start-up channel 11 respectively, realizing the independent transmission of multiple airflows. The unified outlet of the third section 173 ensures that all airflows are discharged in a balanced manner. Furthermore, the multi-section exhaust channel extends the airflow path, increases the adhesion time of condensate on the inner wall of the channel, and reduces the risk of it being discharged with the airflow or flowing back into the atomizing core.

[0081] In the description of the embodiments of this utility model, it should be noted that the orientation or positional relationship of the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and other indicators are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model.

[0082] The above-disclosed embodiments are merely preferred embodiments of the present utility model and should not be construed as limiting the scope of the present utility model. Those skilled in the art will understand that implementing all or part of the above-described embodiments and making equivalent changes in accordance with the claims of the present utility model are still within the scope of the present utility model.

Claims

1. An atomizer, characterized in that, include: The main body has a starting channel, a suction channel and a liquid storage chamber. The starting channel and the suction channel are located on both sides of the liquid storage chamber and both extend along a first direction. The main body also has a microphone air inlet and an air passage air inlet arranged at intervals. The microphone air inlet is connected to the starting channel. The microphone is housed in the activation channel; The first oil-absorbing cotton is housed within the main body and covers the microphone air inlet.

2. The atomizer according to claim 1, characterized in that, The atomizer also includes a second oil-absorbing cotton, which is housed in the activation channel and is located on the side of the microphone facing away from the first oil-absorbing cotton.

3. The atomizer according to claim 1, characterized in that, The atomizer further includes a first atomizing core and a second atomizing core spaced apart in a second direction. The first atomizing core and the second atomizing core are housed within the main body. The first atomizing core has a first through hole, and the second atomizing core has a second through hole. The main body also has an atomizing channel extending along the second direction, the first through hole and the second through hole enclosing the atomizing channel, the atomizing channel communicating with the air inlet of the air passage, and the first direction and the second direction intersecting.

4. The atomizer according to claim 3, characterized in that, The orthographic projection of the outer peripheral surface of the end of the first atomizing core facing away from the second atomizing core in the second direction is a rectangle.

5. The atomizer according to claim 3, characterized in that, The orthographic projection of the inner circumferential surface of the first through hole in the second direction is a rectangle.

6. The atomizer according to claim 3, characterized in that, The atomizer further includes a first heating element, which includes a first heating section and a second heating section. The first heating section and the second heating section are disposed on the inner peripheral surface of the first through hole and are spaced apart from each other.

7. The atomizer according to claim 6, characterized in that, The atomizer further includes a first lead-out member, which includes a first lead-out portion and a second lead-out portion spaced apart in the second direction. The first lead-out portion and the second lead-out portion are both connected to the first heating portion and the second heating portion. The first lead-out portion and the second lead-out portion protrude from the surface of the first atomizing core facing away from the liquid storage cavity.

8. The atomizer according to claim 3, characterized in that, The atomizer also includes a third oil-absorbing cotton, which is housed in the suction channel near the end of the atomization channel.

9. The atomizer according to claim 3, characterized in that, The liquid storage chamber has a first connecting hole and a second connecting hole spaced apart in the second direction. The liquid storage chamber is connected to the first atomizing core through the first connecting hole and to the second atomizing core through the second connecting hole.

10. The atomizer according to claim 1, characterized in that, The main body is also provided with an air outlet channel, which includes a first section, a second section and a third section. One end of the first section is connected to the start channel and the other end is connected to the third section. One end of the second section is connected to the suction channel and the other end is connected to the third section. The third section is connected to the outside.