WO2023109189A1

WO2023109189A1 - Double-core atomizer and aerosol generating device

Info

Publication number: WO2023109189A1
Application number: PCT/CN2022/116006
Authority: WO
Inventors: 李进成
Original assignee: 深圳市吉迩科技有限公司
Priority date: 2021-12-14
Filing date: 2022-08-31
Publication date: 2023-06-22
Also published as: CN114451584A

Abstract

A double-core atomizer and an aerosol generating device, relating to the technical filed of aerosol generating. The double-core atomizer comprises: a housing (100) and a first atomization core (200) and a second atomization core (300) that are provided in the housing (100); the housing (100) is provided with a first atomization area (101), a second atomization area (102), and a liquid storage cavity (103); the first atomization core (200) is disposed above the second atomization core (300); the first atomization area (101) is located between the first atomization core (200) and the second atomization core (300); the second atomization area (102) is located in an inner cavity of the second atomization core (300); the first atomization area (101) is communicated with the second atomization area (102); and the first atomization area (101) is located above the second atomization area (102). The atomization amount of the atomizer is increased. The first atomization core (200) may also perform secondary atomization on an aerosol, and the second atomization core (300) can perform secondary heating atomization on a condensate.

Description

A double-core atomizer and aerosol generating device

technical field

The present application relates to the technical field of aerosol generation, and more specifically, to a double-core atomizer and an aerosol generating device.

Background technique

Aerosol generating device A device capable of converting an aerosol generating substrate into an aerosol for inhalation or use by a user. As an important part of the aerosol generating device, the atomizer is generally used to heat the aerosol generating substrate to form an aerosol.

The existing atomizers all use a single atomizing core to heat the aerosol generating substrate, and the single atomizing core makes the atomization amount of the atomizer limited by the atomizing core, resulting in the atomization of the atomizer It is difficult to increase the volume, which is not enough to meet the needs of users.

Contents of the invention

The technical problem to be solved by the embodiment of the present application is that the atomization capacity of the existing atomizer is relatively low.

In order to solve the above technical problems, the embodiment of the present application provides a dual-core atomizer, which adopts the following technical solutions:

The double-core atomizer includes: a housing and a first atomizing core and a second atomizing core arranged in the housing; the housing is provided with a first atomizing area, a second atomizing area and a liquid storage cavity, the first atomizing core is arranged above the second atomizing core, the first atomizing area is located between the first atomizing core and the second atomizing core, the first atomizing core The second atomization area is located in the inner cavity of the second atomization core, the first atomization area communicates with the second atomization area, and the first atomization area is located in the second atomization area above.

Further, the first atomizing core is a ceramic atomizing core, and the second atomizing core is a cotton atomizing core.

Further, the first atomizing core includes a first liquid guiding element and a first heating element, the first liquid guiding element is used to contact the aerosol generating substrate, and the first heating element is connected to the first heating element. The bottom of a liquid guide, the first atomization area is located below the first liquid guide;

The second atomizing core includes a second liquid guiding element and a second heating element, the second liquid guiding element is used to contact the aerosol substrate, the second heating element is connected to the second liquid guiding element On the inner chamber side wall of the member, the second atomization area is located in the inner chamber of the second liquid guiding member.

Further, the first atomizing core and the second atomizing core are arranged in parallel.

Further, the dual-core atomizer also includes electrode nails, the electrode nails are assembled on the bottom of the casing, the electrode pins of the first heating element and the electrode pins of the second heating element are respectively It is electrically connected with the electrode nail.

Further, the housing is provided with an air inlet passage and an air outlet passage, the inlet end of the air inlet passage is located at the bottom of the housing, the air inlet passage communicates with the second atomization area, and the The gas outlet end of the gas outlet channel is located at the top of the housing, and the gas outlet channel communicates with the first atomizing area.

Further, a through hole is opened inside the electrode nail, and the through hole forms a part of the air intake channel.

Further, the second atomizing core further includes a bracket, the bracket is connected to the outside of the second liquid guiding element, and the second liquid guiding element is fixed in the casing through the bracket.

Further, the atomizing core further includes a first sealing member and a second sealing member, the first sealing member is arranged between the housing and the first atomizing core, and is used to fill the first The connection gap between the atomizing core and the casing, the second sealing member is arranged between the casing and the second atomizing core, and is used to fill the second atomizing core and the casing The connecting gap, the first sealing member and the second sealing member are butted to form separate oil passages and air passages.

In order to solve the above technical problems, the embodiment of the present application also provides an aerosol generating device, which adopts the following technical solution:

The aerosol generating device includes a power supply assembly and a double-core atomizer as described in any of the above schemes, and the power supply assembly is electrically connected to the first atomizing core and the second atomizing core of the double-core atomizer respectively. connect.

Compared with the prior art, the embodiments of the present application mainly have the following beneficial effects:

In the present application, the first atomizing core and the second atomizing core are arranged in the shell of the atomizer, so that the first atomizing core and the second atomizing core can respectively atomize the aerosol-generating substrate only from heating, and improve the At the same time, the first atomizing core can also carry out secondary atomization on the aerosol generated by the heating of the second atomizing core, making the aerosol more delicate and improving the user's inhalation taste. The core can perform secondary heating and atomization on the condensate generated by the first atomizing core to reduce the accumulation of condensate.

Description of drawings

In order to illustrate the solution of the present application more clearly, a brief introduction will be given below to the accompanying drawings used in the description of the embodiments. Obviously, the accompanying drawings in the following description are some embodiments of the present application. For those skilled in the art As far as people are concerned, other drawings can also be obtained based on these drawings on the premise of not paying creative work.

Fig. 1 is a longitudinal sectional view of the double-core atomizer described in the first embodiment of the present application under the front view;

Fig. 2 is a schematic diagram of the gas flow direction of the double-core atomizer shown in Fig. 1, and the direction indicated by the arrow in the figure is the direction of gas flow;

Fig. 3 is a schematic diagram of the flow direction of the aerosol-generating substrate of the double-core atomizer shown in Fig. 1, and the direction indicated by the arrow in the figure is the direction in which the aerosol-generating substrate flows;

Fig. 4 is a longitudinal sectional view of the dual-core atomizer shown in Fig. 1 in a side view;

Fig. 5 is a schematic diagram of the gas flow direction of the double-core atomizer shown in Fig. 4, and the direction indicated by the arrow in the figure is the direction of gas flow.

Reference signs:

100. Shell; 101. First atomization area; 102. Second atomization area; 103. Liquid storage chamber; 104. Intake channel; 105. Air outlet channel; 106. Oil circuit; Base; 120, oil cup; 130, first sealing element; 140, second sealing element; 200, first atomizing core; 210, first liquid guiding element; 220, first heating element; 300, second atomizing element Core; 310, the second liquid guiding part; 320, the second heating part; 330, the bracket; 331, the vent hole; 400, the electrode nail; 401, the through hole.

Detailed ways

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those skilled in the technical field of the application; the terms used herein in the description of the application are only for the purpose of describing specific embodiments , is not intended to limit the present application; the terms "comprising" and "having" and any variations thereof in the description and claims of the present application and the description of the above drawings are intended to cover non-exclusive inclusion. The terms "first", "second" and the like in the description and claims of the present application or the above drawings are used to distinguish different objects, rather than to describe a specific order.

Reference herein to an "embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the present application. The occurrences of this phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is understood explicitly and implicitly by those skilled in the art that the embodiments described herein can be combined with other embodiments.

The embodiment of the present application provides a dual-core atomizer, referring to FIG. 1 to FIG. 5 , the dual-core atomizer includes a housing 100 and a first atomizing core 200 and a second atomizing core disposed in the housing 100 300.

The casing 100 is provided with a first atomization area 101 , a second atomization area 102 and a liquid storage cavity 103 , and the first atomization core 200 is disposed above the second atomization core 300 . The first atomization area 101 is located between the first atomization core 200 and the second atomization core 300, the second atomization area 102 is located in the inner cavity of the second liquid guide, the first atomization area 101 and the second atomization area The areas 102 are connected, and the first atomized area 101 is located above the second atomized area 102 .

Understandably, the working principle of the dual-core atomizer is as follows:

The liquid storage chamber 103 in the housing 100 is used to store the aerosol generating substrate. When the aerosol generating substrate is stored in the liquid storage chamber 103, the top of the first atomizing core 200 is in contact with the aerosol generating substrate in the liquid storage chamber 103, and the first atomizing core 200 is used to heat the aerosol generating substrate , so as to generate aerosol in the first atomization area 101 . The outer wall of the second atomizing core 300 is in contact with the aerosol generating substrate in the liquid storage chamber 103 , and the second atomizing core 300 is used to heat the aerosol generating substrate to generate aerosol in the second atomizing area 102 .

Wherein, after the aerosol generating substrate is heated and atomized by the first atomizing core 200, an aerosol is formed in the first atomizing region 101; after the aerosol generating substrate is heated and atomized by the second atomizing core 300, in the The second atomization area 102 forms an aerosol.

The first atomization area 101 communicates with the second atomization area 102, so that the aerosol in the first atomization area 101 can mix with the aerosol in the second atomization area 102, and they are discharged together. Next, it flows from the second atomization area 102 to the first atomization area 101 and then is discharged outward, so the aerosol in the second atomization area 102 needs to flow through the first atomization area 101 before being discharged, so that the aerosol flows through In the first atomization area 101, the first atomization core 200 can be atomized for the second time and then discharged to the outside, so that the amount of smoke is larger and more delicate.

Compared with the prior art, the double-core atomizer has at least the following technical effects:

In the present application, the first atomizing core 200 and the second atomizing core 300 are arranged in the housing 100 of the atomizer, so that the first atomizing core 200 and the second atomizing core 300 can respectively generate the aerosol substrate only From heating atomization, the atomization volume of the atomizer can be increased. At the same time, the first atomizing core 200 can also carry out secondary atomization on the aerosol, making the aerosol more delicate and improving the taste of the user. The second atomizing core The 300 can perform secondary heating and atomization on the condensate generated by the first atomizing core 200 to reduce the accumulation of the condensate.

Referring to FIG. 1 to FIG. 5 , in this embodiment, the first atomizing core 200 is a ceramic atomizing core, and the second atomizing core 300 is a cotton atomizing core. Specifically, the ceramic atomizing core has the advantages of fine smoke, high temperature resistance, and not easy to burn the core, while the cotton atomizing core has the advantages of a high degree of flavor reduction of the aerosol-generating base material and the advantages of easy sweetness. In this embodiment, the ceramic The atomizing core and the cotton atomizing core are set in the same atomizer at the same time, so that the atomizer can maintain a large amount of atomization, and at the same time, the atomizer can have the advantages of fine smoke and good aerosol flavor. Since the condensate is easy to accumulate at the bottom of the ceramic atomizing core, if the ceramic atomizing core is set above the cotton atomizing core, the condensate dripping from the bottom of the ceramic atomizing core can enter into the cotton atomizing core, and the cotton The atomizing core reheats and atomizes its condensate to reduce the accumulation of condensate in the atomizer. Moreover, the smoke particles produced by the cotton atomizing core are relatively large. In this embodiment, the cotton atomizing core is arranged under the ceramic atomizing core, so that the aerosol in the second atomizing area 102 needs to pass through the second atomizing core during the discharge process. In the atomization area 102, the aerosol is atomized twice through the ceramic atomization core, so that the large-particle smoke can be atomized again, so that the discharged smoke is more delicate, and the sweetness can be retained.

As a further technical solution of this implementation, the first atomizing core 200 includes a first liquid-guiding element 210 and a first heating element 220, the first liquid-guiding element 210 is used to contact the aerosol substrate, and the first heating element 220 is connected to At the bottom of the first liquid guiding element 210 , the first atomizing area 101 is located below the first liquid guiding element 210 .

The second atomizing core 300 includes a second liquid guiding element 310 and a second heating element 320. The second liquid guiding element 310 is used to contact the aerosol with the base material. The second heating element 320 is connected to the second liquid guiding element 310. On the side wall of the inner cavity, the second atomization area 102 is located in the inner cavity of the second liquid guiding element 310 .

Specifically, the first liquid guide 210 is made of porous ceramics, and the second liquid guide 310 is made of oil-absorbing cotton. Specifically, the aerosol-generating substrate is in contact with the top of the first liquid-guiding member 210, penetrates from the top of the first liquid-guiding member 210 to the inside of the first liquid-guiding member 210, and the first heating element 220 is connected to the first liquid-guiding member 210. The bottom of the element 210 is used to heat the aerosol-generating substrate entering the first liquid-guiding element 210 and generate aerosol under the first liquid-guiding element 210 . The aerosol generating substrate is in contact with the outer side wall of the second liquid guiding member 310, and the aerosol generating substrate can penetrate into the inside of the second liquid guiding member 310, and is connected to the second liquid guiding member 310 by the second The heating element 320 heats the aerosol generating substrate inside the second liquid guiding element 310 , so that the aerosol generating substrate is atomized in the inner cavity of the second liquid guiding element 310 to form an aerosol.

The first heating element 220 is located above the second atomizing area 102 , so that the aerosol formed in the second atomizing area 102 can be reheated and atomized by the first heating element 220 when passing through the first atomizing area 101 . The second heating element 320 is located below the first atomizing area 101 , and after the condensate drips from the bottom of the first liquid guiding element 210 , it can be heated and atomized again by the second heating element 320 .

Referring to FIG. 1 to FIG. 5 , in this embodiment, the first atomizing core 200 and the second atomizing core 300 are arranged in parallel. Using the first atomizing core 200 and the second atomizing core 300 arranged in parallel, the heating of the first atomizing core 200 and the second atomizing core 300 will not affect each other, and if one of the atomizing cores is damaged, it will not It will interfere with another atomizing core, which can prolong the service life of the atomizer.

In this embodiment, the dual-core atomizer further includes an electrode nail 400, which is assembled on the bottom of the casing 100, and the electrode pins of the first heating element 220 and the electrode pins of the second heating element 320 are respectively connected to the The electrode nail 400 is electrically connected.

Specifically, in this embodiment, the electrode nails 400 are positive electrode nails 400 and negative electrode nails 400, and the positive pins of the first heating element 220 and the positive pins of the second heating element 320 are in electrical contact with the positive electrode nails 400 respectively. The negative pin of the first heating element 220 and the negative pin of the second heating element 320 are respectively electrically connected to the negative electrode nail 400 . The positive electrode nail 400 and the negative electrode nail 400 are respectively used to electrically connect the positive and negative electrodes of the external power supply assembly, and the first heating element 220 and the second heating element 320 are connected to the power supply assembly through the electrode nail 400, thereby converting electrical energy into heat energy , to heat the aerosol-generating substrate.

Of course, in some other embodiments, only one electrode nail 400 can be provided, the bracket 330 of the second atomizing core 300 is made of conductive material, and the positive pin and the negative pin of the first heating element 220 are respectively connected to the The electrode nail 400 is in electrical contact with the bracket 330 of the second atomizing core 300 to realize electrical conduction between the first heating element 220 and the power supply assembly. The positive pin and the negative pin of the second heating element 320 are in electrical contact with the electrode nail 400 and the bracket 330 of the second atomizing core 300 respectively, so as to realize the conduction between the second heating element 320 and the power supply assembly.

In this embodiment, the housing 100 is provided with an air inlet passage 104 and an air outlet passage 105, the inlet end of the air inlet passage 104 is located at the bottom of the housing 100, the inlet passage 104 communicates with the second atomization area 102, and the air outlet passage The gas outlet end of 105 is located at the top of the housing 100 , and the gas outlet channel 105 communicates with the first atomizing area 101 .

Specifically, both the air inlet channel 104 and the air outlet channel 105 are in communication with the outside atmosphere. The side wall of the bracket 330 of the second atomizing core 300 is clamped with a vent hole 331 , and the inner chamber of the bracket 330 communicates with the air intake channel 104 through the vent hole 331 . When the user inhales the aerosol, the outside air enters the second atomization chamber from the air intake channel 104, takes away the aerosol in the second atomization area 102, and then enters the first atomization area 101, taking away the second atomization area 102 together. Once the aerosol in the atomization area 101 is atomized, the gas is discharged from the air outlet channel 105 for the user to inhale.

In this embodiment, a through hole 401 is opened inside the electrode nail 400 , and the through hole 401 forms a part of the air intake channel 104 . The electrode nail 400 is embedded in the bottom of the housing 100, and a through hole 401 is opened in the electrode nail 400, so that a part of the air intake channel 104 is located in the through hole 401, so that it is not necessary to set an air intake opening at the bottom of the housing 100, reducing the The space required by the atomizer is conducive to the miniaturization of the atomizer.

In this embodiment, the second atomizing core 300 further includes a bracket 330 , the bracket 330 is connected to the outside of the second liquid guiding element 310 , and the second liquid guiding element 310 is fixed in the casing 100 through the bracket 330 . The side wall of the bracket 330 is provided with an oil guide hole (not shown in the figure), the oil guide hole is set corresponding to the first liquid guide member 210, the oil guide hole communicates with the liquid storage chamber 103, and the aerosol generating substrate enters the oil guide The hole enters the inside of the first liquid guiding member 210 .

Referring to FIG. 1 to FIG. 5 , in this embodiment, the dual-core atomizer further includes a first sealing member 130 and a second sealing member 140 , and the first sealing member 130 is arranged between the casing 100 and the first atomizing core 200 , used to fill the connection gap between the first atomizing core 200 and the casing, the second sealing member 140 is arranged between the casing 100 and the second atomizing core 300 , and is used to fill the second atomizing core 300 and the casing 100 The connecting gap, the first sealing member 130 and the second sealing member 140 butt to form the separated oil passage 106 and air passage 107 .

Further, in this embodiment, the housing 100 also includes a base 110 and an oil cup 120, the base 110 and the oil cup 120 are mated and connected to form a cavity, the liquid storage chamber 103 is formed in the cavity, the first seal 130 and the second The sealing member 140 is arranged in the cavity, the first sealing member 130 is connected between the first atomizing core 200 and the oil cup 120 , the second sealing member 140 is connected between the second atomizing core 300 and the oil cup 120 , the second The first sealing member 130 and the second sealing member 140 cooperate to form an oil passage 106, the oil passage 106 communicates with the liquid storage chamber 103, and the aerosol generating substrate in the liquid storage chamber 103 contacts with the second atomizing core 300 through the oil passage 106; The first sealing member 130 and the inner wall of the oil cup 120 enclose an air passage 107 , the air passage 107 communicates with the first atomization area 101 , and the aerosol in the first atomization area 101 is discharged outside through the air passage 107 .

Specifically, when assembling, the first atomizing core 200 is assembled into the first sealing member 130, the bracket 330 of the second atomizing core 300 is connected to the base 110 by riveting, and the second atomizing core 330 is sleeved and installed outside the bracket 330 The sealing member 140, and then the first sealing member 130 on the second atomizing core 300, so that the first atomizing core 200 is located above the second atomizing core 300, thereby completing the first atomizing core 200 and the second atomizing core 300 Assembly of core 300 . Fill oil into the liquid storage chamber 103 of the oil cup 120, and then install the assembled first atomizing core 200 and the second atomizing core 300 into the oil cup 120, and the oil cup 120 is connected with the base 110, so that the first The atomizing core 200 and the second atomizing core 300 are installed in the cavity of the oil cup 120 .

The first sealing member 130 and the second sealing member 140 cooperate to form the oil passage 106 , the head end of the oil passage 106 is connected to the liquid storage chamber 103 , and the end is connected to the oil guide hole of the bracket 330 . The first sealing member 130 and the inner wall of the oil cup 120 enclose an air passage 107, the air passage 107 communicates with the air outlet channel 105, and the air passage 107 communicates with the first atomization area 101, so that the aerosol in the first atomization area 101 passes through the air passage 107 enters the air outlet channel 105 and is discharged outward.

Wherein, in this embodiment, the oil passage 106 and the air passage 107 are arranged separately. For example, in this embodiment, the oil passage 106 is located on the left and right sides of the first atomizing core 200 and the second atomizing core 300 , and the air passage 107 is located on the front and rear sides of the first atomizing core 200 . Of course, in other embodiments, the positions of the oil passage 106 and the air passage 107 relative to the first atomizing core 200 and the second atomizing core 300 can also be exchanged according to actual needs.

In this embodiment, both the first sealing member 130 and the second sealing member 140 are made of flexible sealing materials such as silicone or rubber.

Based on the above-mentioned double-core atomizer, the embodiment of the present application also provides an aerosol generating device, which includes a power supply assembly and the double-core atomizer described in the first embodiment above, and the power supply assembly is connected with the second core atomizer of the double-core atomizer respectively. The first atomizing core 200 is electrically connected to the second atomizing core 300 .

Specifically, the electrodes of the power supply assembly are respectively electrically connected to the first heating element 220 of the first atomizing core 200 and the second heating element 320 of the second atomizing core 300 through the electrode nails 400 .

Apparently, the embodiments described above are only some of the embodiments of the present application, but not all of them. The drawings show preferred embodiments of the present application, but do not limit the patent scope of the present application. The present application can be implemented in many different forms, on the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure content of the present application more thorough and comprehensive. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing specific embodiments, or perform equivalent replacements for some of the technical features . All equivalent structures made using the contents of the description and drawings of this application, directly or indirectly used in other related technical fields, are also within the scope of protection of this application.

Claims

A double-core atomizer, including:

a casing and a first atomizing core and a second atomizing core arranged in the casing;

The housing is provided with a first atomization area, a second atomization area and a liquid storage chamber, the first atomization core is arranged above the second atomization core, and the first atomization area is located at the Between the first atomization core and the second atomization core, the second atomization area is located in the inner cavity of the second atomization core, the first atomization area and the second atomization area The areas are connected, and the first atomized area is located above the second atomized area.
The dual-core atomizer according to claim 1, wherein the first atomizing core is a ceramic atomizing core, and the second atomizing core is a cotton atomizing core.
The dual-core atomizer according to claim 1, wherein the first atomizing core includes a first liquid guiding element and a first heating element, and the first liquid guiding element is used for contacting the aerosol generating substrate , the first heating element is connected to the bottom of the first liquid guiding element, and the first atomization area is located below the first liquid guiding element;

The second atomizing core includes a second liquid guiding element and a second heating element, the second liquid guiding element is used to contact the aerosol substrate, the second heating element is connected to the second liquid guiding element On the inner chamber side wall of the member, the second atomization area is located in the inner chamber of the second liquid guiding member.
The double-core atomizer according to claim 2, wherein the first atomizing core includes a first liquid guiding element and a first heating element, and the first liquid guiding element is used for contacting the aerosol-generating substrate , the first heating element is connected to the bottom of the first liquid guiding element, and the first atomization area is located below the first liquid guiding element;

The second atomizing core includes a second liquid guiding element and a second heating element, the second liquid guiding element is used to contact the aerosol substrate, the second heating element is connected to the second liquid guiding element On the inner chamber side wall of the member, the second atomization area is located in the inner chamber of the second liquid guiding member.
The double-core atomizer according to claim 1, wherein the first atomizing core and the second atomizing core are arranged in parallel.
The dual-core atomizer according to claim 3, wherein the dual-core atomizer further includes electrode nails, the electrode nails are assembled on the bottom of the casing, and the electrode pins of the first heating element . The electrode pins of the second heating element are respectively electrically connected to the electrode nails.
The dual-core atomizer according to claim 6, wherein an air inlet channel and an air outlet channel are provided in the housing, the inlet end of the air inlet channel is located at the bottom of the housing, and the air inlet channel In communication with the second atomization area, the air outlet end of the air outlet channel is located at the top of the housing, and the air outlet channel is in communication with the first atomization area.
The double-core atomizer according to claim 7, wherein a through hole is opened inside the electrode nail, and the through hole forms a part of the air inlet channel.
The double-core atomizer according to claim 3, wherein the second atomizing core further includes a bracket, the bracket is connected to the outside of the second liquid guiding element, and the second liquid guiding element passes through the The bracket is fixed in the housing.
The dual-core atomizer according to claim 1, wherein the dual-core atomizer further comprises a first sealing element and a second sealing element, the first sealing element is arranged between the housing and the second sealing element. Between one atomizing core, it is used to fill the connection gap between the first atomizing core and the housing, and the second sealing member is arranged between the housing and the second atomizing core, for In order to fill the connection gap between the second atomizing core and the housing, the first sealing member and the second sealing member are butted to form separated oil passages and air passages.
An aerosol generating device, which includes a power supply assembly and a dual-core atomizer, and the power supply assembly is electrically connected to the first atomizing core and the second atomizing core of the dual-core atomizer;

The dual-core atomizer includes:

a casing and the first atomizing core and the second atomizing core arranged in the casing;

The housing is provided with a first atomization area, a second atomization area and a liquid storage chamber, the first atomization core is arranged above the second atomization core, and the first atomization area is located at the Between the first atomization core and the second atomization core, the second atomization area is located in the inner cavity of the second atomization core, the first atomization area and the second atomization area The areas are connected, and the first atomized area is located above the second atomized area.
The aerosol generating device according to claim 11, wherein the first atomizing core is a ceramic atomizing core, and the second atomizing core is a cotton atomizing core.
The aerosol generating device according to claim 11, wherein the first atomizing core comprises a first liquid guiding element and a first heating element, and the first liquid guiding element is used to contact the aerosol generating substrate, The first heating element is connected to the bottom of the first liquid guiding element, and the first atomization area is located below the first liquid guiding element;

The second atomizing core includes a second liquid guiding element and a second heating element, the second liquid guiding element is used to contact the aerosol substrate, the second heating element is connected to the second liquid guiding element On the inner chamber side wall of the member, the second atomization area is located in the inner chamber of the second liquid guiding member.
The aerosol generating device according to claim 12, wherein the first atomizing core includes a first liquid guiding element and a first heating element, and the first liquid guiding element is used to contact the aerosol generating substrate, The first heating element is connected to the bottom of the first liquid guiding element, and the first atomization area is located below the first liquid guiding element;

The second atomizing core includes a second liquid guiding element and a second heating element, the second liquid guiding element is used to contact the aerosol with a substrate, and the second heating element is connected to the second liquid guiding element On the inner chamber side wall of the member, the second atomization area is located in the inner chamber of the second liquid guiding member.
The aerosol generating device according to claim 11, wherein the first atomizing core and the second atomizing core are arranged in parallel.
The aerosol generating device according to claim 13, wherein the double-core atomizer further includes electrode nails, the electrode nails are assembled on the bottom of the housing, the electrode pins of the first heating element, The electrode pins of the second heating element are respectively electrically connected to the electrode nails.
The aerosol generating device according to claim 16, wherein an air inlet passage and an air outlet passage are provided in the housing, the air inlet end of the air inlet passage is located at the bottom of the housing, and the air inlet passage and the air outlet passage are connected to each other. The second atomization area is connected, the air outlet end of the air outlet channel is located at the top of the housing, and the air outlet channel is in communication with the first atomization area.
The aerosol generating device according to claim 17, wherein a through hole is opened inside the electrode nail, and the through hole forms a part of the air intake channel.
The aerosol generating device according to claim 13, wherein the second atomizing core further includes a bracket, the bracket is connected to the outside of the second liquid guiding element, and the second liquid guiding element passes through the The bracket is fixed in the housing.
The aerosol generating device according to claim 11, wherein the double-core atomizer further comprises a first sealing member and a second sealing member, the first sealing member is arranged between the housing and the first sealing member. Between the atomizing cores, it is used to fill the connection gap between the first atomizing core and the housing, and the second sealing member is arranged between the housing and the second atomizing core, for The connection gap between the second atomizing core and the housing is filled, and the first sealing member and the second sealing member are butted to form separated oil passages and air passages.