WO2023082674A1

WO2023082674A1 - Aerosol generating apparatus and atomizer thereof

Info

Publication number: WO2023082674A1
Application number: PCT/CN2022/104257
Authority: WO
Inventors: 黄启斯; 李博众; 陈师华; 刘丽艳
Original assignee: 深圳市吉迩科技有限公司
Priority date: 2021-11-10
Filing date: 2022-07-07
Publication date: 2023-05-19
Also published as: CN113892697A

Abstract

An aerosol generating apparatus (100) and an atomizer (00) thereof. The atomizer (00) comprises a first liquid storage member (10), a second liquid storage member (20), an atomizing core (30), a barrier member (40), and a liquid guiding structure (50). The first liquid storage member (10) is provided with a first liquid storage chamber (11) used to store an atomizable liquid; the second liquid storage member (20) is connected to the first liquid storage member (10), the second liquid storage member (20) being provided with a second liquid storage chamber (21); the atomizing core (30) is disposed in the second liquid storage chamber (21); the barrier member (40) is disposed on one of the first liquid storage member (10) or the second liquid storage member (20), and is used to separate the first liquid storage chamber (11) and the second liquid storage chamber (21); the liquid guiding structure (50) is disposed on the barrier member (40), and is configured to transmit the atomizable liquid in the first liquid storage chamber (11) to the second liquid storage chamber (21). The first liquid storage chamber (11) and the second liquid storage chamber (21) are separated by the barrier member (40), and the atomizable liquid can be slowly guided from the first liquid storage chamber (11) to the second liquid storage chamber (21) by means of a hole or micropore on the barrier member (40), so that the risk of liquid leakage at the atomizing core (30) is reduced within a particular period of time after the atomizer (00) is manufactured.

Description

Aerosol generating device and its nebulizer

technical field

The present application relates to the technical field of aerosol generating devices, in particular to an aerosol generating device and an atomizer thereof.

Background technique

At present, aerosol generating devices usually include a liquid storage chamber for storing nebulizable liquid, and an atomizing core is arranged in the liquid storage chamber, and the atomizing core can generate heat to atomize the nebulizable liquid to form a ready-to-use atomized droplets.

During the transportation of the finished product or before the sale of the aerosol generating device, the atomizing core is usually accommodated in the liquid storage chamber, thereby causing long-term immersion pollution of the atomizer.

Contents of the invention

The present application provides an aerosol generating device and its nebulizer to solve the technical problem that the nebulizer core is easy to contaminate the nebulizable liquid.

In order to solve the above technical problems, a technical solution adopted by this application is to provide an atomizer, including: a first liquid storage part, which is provided with a first liquid storage chamber for storing nebulizable liquid; a second liquid storage part , connected with the first liquid storage part, the second liquid storage part is provided with a second liquid storage chamber; the atomizing core is arranged in the second liquid storage chamber; the barrier part is arranged in the first liquid storage chamber Between a liquid storage part and the second liquid storage part, it is used to separate the first liquid storage chamber from the second liquid storage chamber; The nebulizable liquid in the first liquid storage chamber is transferred to the second liquid storage chamber.

Optionally, the barrier is a sealing plug, and the liquid guiding structure includes a perforation formed on the sealing plug.

Optionally, the liquid guiding structure further includes a liquid guiding rod, and the liquid guiding rod is inserted into the through hole.

Optionally, the liquid-conducting structure further includes a liquid-conducting sheet, and the liquid-conducting sheet is arranged in the through hole and connected to the sealing plug.

Optionally, a limiting block protrudes from the sealing plug, and a concave limiting groove is formed on the limiting block, and the liquid guiding sheet is clamped in the limiting groove to utilize the limiting block The abutting force fixes the liquid guiding sheet on the sealing plug.

Optionally, the barrier member is arranged on the second liquid storage part, the first liquid storage part is slidingly connected with the second liquid storage part, and the first liquid storage part faces One side is provided with a catheter communicating with the first liquid storage cavity, and the liquid guiding structure also includes a blocking part, the blocking part is connected to the sealing plug, and elastically abuts against the side of the catheter. Open your mouth.

Optionally, the barrier is a porous element, and the liquid-conducting structure includes liquid-conducting micropores formed on the porous element.

Optionally, the barrier includes a first sealing ring and a second sealing ring nested at intervals, the liquid guiding structure is a liquid guiding film, and the liquid guiding film is connected between the first sealing ring and the between the second sealing ring.

Optionally, the nebulizer includes an atomizing tube and a liquid guiding cotton, the atomizing tube is arranged in the second liquid storage chamber, and the liquid guiding cotton is arranged in the second liquid storage chamber around the atomizing tube. In the second liquid storage chamber, the atomization core includes an atomization rod and a heating element, a part of the atomization rod is located in the second liquid storage chamber and is in contact with the liquid guide cotton, and the other part of the atomization rod A part is located in the atomizing tube, the heating element is in contact with the atomizing rod, and is used for heating and atomizing the liquid on the atomizing rod.

Optionally, the atomizer includes a sealing plug, a bottom cover and an electrode, the bottom cover is connected to the second liquid storage part, and is used to block the opening of the second liquid storage part, and the sealing plug Set on the side of the bottom cover facing the second liquid storage chamber, the atomization tube protrudes from the sealing plug and is inserted into the bottom cover, and the atomization tube protrudes from the sealing plug The end of the sealing plug is provided with a through hole, the electrode is arranged on the side of the bottom cover away from the sealing plug, and an electrode hole is provided in the electrode, and an air guide hole is provided in the bottom cover, The air hole communicates with the through hole and the electrode hole.

In order to solve the above technical problems, another technical solution adopted by the present application is to provide an aerosol generating device, the aerosol generating device includes a host and the atomizer as described above, the host and the atomizer Connector connection for powering the nebulizer.

The beneficial effects of the present application are: the present application separates the first liquid storage chamber and the second liquid storage chamber through the barrier, and the nebulizable liquid can be slowly introduced from the first liquid storage chamber through the holes or micropores on the barrier To the second liquid storage chamber, within a certain period of time after the atomizer is made, the risk of liquid leakage at the atomizing core is reduced. In addition, since the first liquid storage part for storing nebulizable liquid is set separately from the atomizing core, the capacity of the first liquid storage chamber disposed on the first liquid storage part can be made as large as possible, thereby improving the atomization device usage time.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present application. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without creative work, wherein:

Fig. 1 is a schematic cross-sectional structure diagram of an atomizer in an embodiment of the present application;

Fig. 2 is a schematic diagram of the three-dimensional structure of the barrier in Fig. 1;

Fig. 3 is a schematic cross-sectional structure diagram of an atomizer in another embodiment of the present application;

Fig. 4 is a schematic diagram of an exploded structure of the liquid guide rod and the sealing plug in Fig. 3;

Fig. 5 is a schematic diagram of the three-dimensional structure of the assembled state of the liquid guide rod and the sealing plug in Fig. 4;

Fig. 6 is a schematic cross-sectional structure diagram of an atomizer in another embodiment of the present application;

Fig. 7 is a schematic cross-sectional structure diagram of the cooperation between the first liquid storage part and the barrier part in Fig. 6;

Fig. 8 is a schematic diagram of the state when the atomizer in Fig. 6 is pressed;

Fig. 9 is a schematic cross-sectional structure diagram of an atomizer in another embodiment of the present application;

Fig. 10 is a schematic diagram of the three-dimensional structure of the barrier in Fig. 9;

Fig. 11 is a schematic cross-sectional structure diagram of an atomizer in another embodiment of the present application;

Fig. 12 is a schematic diagram of an exploded structure of the barrier in Fig. 11;

Fig. 13 is a schematic perspective view of the three-dimensional structure of the barrier in Fig. 12;

Fig. 14 is a schematic cross-sectional structure diagram of an aerosol generating device in another embodiment of the present application.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present application with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of them. Based on the embodiments in this application, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of this application.

first embodiment

Please refer to FIG. 1 and FIG. 2 , FIG. 1 is a schematic cross-sectional structure diagram of an atomizer 00 in an embodiment of the present application, and FIG. 2 is a schematic three-dimensional structural diagram of the barrier member 40 in FIG. 1 . The present application provides an atomizer 00 . The atomizer 00 includes a first liquid storage part 10 , a second liquid storage part 20 , an atomizing core 30 , a barrier part 40 and a liquid guiding structure 50 . The first liquid storage part 10 is provided with a first liquid storage cavity 11 for storing nebulizable liquid; the second liquid storage part 20 is connected with the first liquid storage part 10, and the second liquid storage part 20 is provided with a second liquid storage chamber 21; the atomizing core 30 is at least partly disposed in the second liquid storage chamber 21; the barrier member 40 is disposed between the first liquid storage part 10 and the second liquid storage part 20 for separating the first liquid storage chamber 11 and the second liquid storage chamber The second liquid storage chamber 21 ; the liquid guiding structure 50 is disposed on the barrier member 40 for transferring the nebulizable liquid in the first liquid storage chamber 11 to the second liquid storage chamber 21 .

Specifically, before the atomizer 00 is not in use, the nebulizable liquid is stored in the first liquid storage chamber 11, and at least part of the atomizing core 30 is arranged in the second liquid storage chamber 21, which can avoid nebulizable liquid. The contact between the liquid and the atomizing core 30 causes the nebulizable liquid to be polluted, so as to realize the preservation of the nebulizable liquid. When the atomizer 00 needs to be used, the nebulizable liquid in the first liquid storage chamber 11 can be transferred to the second liquid storage chamber 21 through the liquid guide structure 50, and contact with the atomizing core 30, and the atomizing core 30 can Heated atomization atomizes liquids to create aerosols. In addition, since the first liquid storage part 10 for storing nebulizable liquid is provided separately from the atomizing core 30, the capacity of the first liquid storage cavity 11 provided on the first liquid storage part 10 can be made as large as possible, Further increase the use time of the nebulizer 00.

Optionally, the first liquid storage part 10 can be set as a transparent part, for example, the first liquid storage part 10 can be made of glass, transparent plastic and other materials, so that the first liquid storage part 10 can be observed through the first liquid storage part 10 The remainder of the nebulisable liquid in chamber 11. The second liquid storage part 20 can be set as an opaque part to cover the components inside the second liquid storage chamber 21 .

In this embodiment, the first liquid storage element 10 is arranged on the upper side, and the second liquid storage element 20 is arranged on the lower side. It can be understood that, in another embodiment, the first liquid storage part 10 for storing nebulizable liquid can also be arranged at the bottom, and the second liquid storage part 20 for setting the atomizing core 30 can be arranged at the bottom. above.

Alternatively, in yet another embodiment, the first liquid storage part 10 and the second liquid storage part 20 may be provided as an integral structure, the first liquid storage chamber 11 and the second liquid storage chamber 21 communicate with each other, and the barrier member 40 is arranged on the second liquid storage part. The first liquid storage chamber 11 and the second liquid storage chamber 21 are separated to form a first liquid storage chamber 11 and a second liquid storage chamber 21 which are independent of each other.

As shown in FIG. 1 and FIG. 2 , the barrier member 40 in the embodiment of the present application is a sealing plug, and the liquid guiding structure 50 includes a perforation formed on the sealing plug.

Specifically, the sealing plug can be made of elastic materials such as silica gel or rubber, and the sealing plug can be connected to the second liquid storage part 20 to block the opening of the second liquid storage chamber 21. In this way, on the one hand, it can be used The sealing plug seals the nebulizable liquid flowing into the second liquid storage chamber 21 to avoid leakage, and on the other hand, it can facilitate the connection of the sealing plug with the second liquid storage part 20 .

Wherein, the size of the perforation formed on the sealing plug is not easy to be set too large, so that the nebulizable liquid can slowly flow from the first liquid storage chamber 11 to the second liquid storage chamber 21 to achieve the effect of slow liquid seepage.

Optionally, a sealing plug can also be connected to the first liquid storage member 10 for blocking the opening of the first liquid storage cavity 11 . Alternatively, a sealing plug may be interposed between the first liquid storage part 10 and the second liquid storage part 20 to simultaneously block the openings of the first liquid storage chamber 11 and the second liquid storage chamber 21 .

Further, as shown in FIG. 1 , the nebulizer 00 includes an atomizing tube 60 and a liquid guiding cotton 31 , the atomizing tube 60 is arranged in the second liquid storage cavity 21 , and the liquid guiding cotton 31 surrounds the atomizing tube 60 and is arranged in the second liquid storage chamber 21 . In the second liquid storage chamber 21. The atomizing core 30 includes an atomizing rod 32 and a heating element 33. A part of the atomizing rod 32 is located in the second liquid storage chamber 21 and is in contact with the liquid guide cotton 31. The other part of the atomizing rod 32 is located in the atomizing tube 60 and heated The member 33 is in contact with the atomizing rod 32 and is used for heating and atomizing the liquid on the atomizing rod 32 .

Optionally, the atomizing tube 60 can be made of glass fiber tube, the first liquid storage part 10 is provided with an air outlet channel 13 , and the inner cavity of the atomizing tube 60 communicates with the air outlet channel 13 . The liquid-guiding cotton 31 arranged in the second liquid storage chamber 21 transmits the nebulizable liquid to the atomizing rod 32, and the atomizing rod 32 is made of a liquid-conducting material, and the nebulizable liquid is evenly distributed on the atomizing rod 32 . When the heating element 33 generates heat, it can atomize the atomizable liquid on the atomizing rod 32 to form an aerosol, and the aerosol flows out of the atomizer 00 through the inner cavity of the atomizing tube 60 and the air outlet channel 13 . Atomization can be enhanced by using two different materials to deliver the nebulizable liquid. In addition, by arranging the liquid-guiding cotton 31 in the first liquid storage cavity 11 , shaking of the second liquid storage part 20 can be avoided, and the stability of the device can be improved.

Optionally, in this embodiment, there are two liquid guide tubes 15 arranged on the first liquid storage element 10 , and the two liquid guide tubes 15 are arranged symmetrically with respect to the center of the nebulizer 00 . The number of perforations on the barrier member 40 corresponding to the position of the catheter 15 is also two. In order to improve the uniformity of the atomized liquid on the atomizing rod 32, the two ends of the atomizing rod 32 can be respectively inserted into the second liquid storage chamber 21 to contact the liquid guide cotton 31, and the middle part of the atomizing rod 32 can be inserted Placed in the atomizing tube 60, the heating element 33 can be made of heating wire, etc., and the heating wire can be wound on the atomizing rod 32, so that the atomizing rod 32 can be fixed by the atomizing tube 60, and can simplify The structure of the atomizing core 30 .

Optionally, in this embodiment, the first liquid storage part 10 provided with the air outlet channel 13 can be directly sucked as a suction nozzle, or a suction nozzle can be provided on the side of the first liquid storage part 10 away from the second liquid storage part 20 . Mouth.

Optionally, the liquid conductance of the liquid guide cotton 31 can be set to be greater than that of the atomizing rod 32, so as to avoid liquid leakage as much as possible. Wherein, while the heating wire can be wound around the outer circumference of the atomizing rod 32, a heating wire can also be arranged inside the atomizing rod 32 to preheat the atomizing rod 32, so as to heat more uniformly and quickly, and can be controlled within In the case of low seepage rate, it can still atomize well without sticking the core.

Further, as shown in FIG. 1 , the atomizer 00 includes a liquid sealing plug 70 , a bottom cover 80 and an electrode 90 , and the bottom cover 80 is connected to the second liquid storage part 20 for blocking the opening of the second liquid storage part 20 The liquid sealing plug 70 is set on the side of the bottom cover 80 facing the second liquid storage chamber 21, the atomizing tube 60 protrudes out of the liquid sealing plug 70 and is inserted into the bottom cover 80, and the atomizing tube 60 protrudes out of the sealing The end of the liquid plug 70 is provided with a through hole 62, the electrode 90 is arranged on the side of the bottom cover 80 away from the liquid sealing plug 70, and an electrode hole 91 is provided in the electrode 90, and an air guide hole 81 is provided in the bottom cover 80 to guide The air hole 81 communicates with the through hole 62 and the electrode hole 91 .

Specifically, the bottom cover 80 is connected to the end of the second liquid storage part 20 away from the first liquid storage part 10, and the liquid sealing plug 70 and the barrier part 40 are respectively abutted against the opposite ends of the liquid guide cotton 31, so that the mist The liquid is blocked in the second liquid storage part 20. By setting the air guide hole 81 connecting the through hole 62 and the electrode hole 91 on the bottom cover 80 , external air can enter the atomizing tube 60 , and then take away the aerosol atomized by the heating element 33 and exit the atomizer 00 .

Further, the first liquid storage part 10 and the second liquid storage part 20 may be detachably connected, so that the first liquid storage part 10 may be detached after the nebulizable liquid in the first liquid storage part 10 is used up. 10 Replace the first liquid storage piece 10 containing a new nebulizable liquid, or the first liquid storage piece 10 containing a different type of nebulizable liquid, so as to realize the mixing of two nebulizable liquids and improve Taste.

second embodiment

Although the use of perforated silicone and other soft materials to make the sealing plug can better guide fluid and have better adaptability, simply using perforated silicone may affect the size of the perforation due to extrusion during assembly. Affects the flow of nebulisable liquids.

Therefore, as shown in FIG. 3 to FIG. 5 , FIG. 3 is a schematic cross-sectional structure diagram of an atomizer 00 in another embodiment of the present application, and FIG. 4 is a schematic diagram of an exploded structure of the liquid guide rod and sealing plug in FIG. 3 , Fig. 5 is a perspective view of the assembled state of the liquid guide rod and the sealing plug in Fig. 4 . It may be provided that the liquid guiding structure 50 further includes a liquid guiding rod 51 inserted into the through hole.

Among them, the liquid guide rod 51 can be made of materials such as porous ceramics. In this way, since the liquid guide rod 51 has a certain structural strength, although the sealing plug will be squeezed and deformed, the existence of the liquid guide rod 51 can ensure that the seal plug can be used The size of the channel for transporting the nebulizable liquid remains unchanged, thereby improving the liquid guiding effect.

third embodiment

As shown in FIGS. 6 to 7 , FIG. 6 is a schematic cross-sectional structure diagram of an atomizer 00 in another embodiment of the present application, and FIG. 7 is a cross-sectional view of the cooperation between the first liquid storage member 10 and the barrier member 40 in FIG. 6 . Schematic view of the structure. The difference between the embodiment and the first embodiment is that the liquid guiding structure 50 in this embodiment further includes a liquid guiding sheet 52, which is arranged in the perforation and connected to the sealing plug.

Wherein, the liquid guide sheet 52 can be made of a liquid guide film or porous ceramics. When the nebulizable liquid in the first liquid storage chamber 11 flows to the position of the liquid guide sheet 52, the liquid guide sheet 52 will control the The flow of the atomized liquid allows the atomized liquid to be transported only through the tiny pores on the liquid-conducting film or porous ceramics, so as to achieve the effect of slow seepage.

Optionally, a limit block 41 can be protruded on the sealing plug, and a concave limit groove 42 can be formed on the limit block 41, and the liquid guide sheet 52 can be clamped in the limit groove 42 to utilize the limit block 41 The abutting force fixes the liquid-guiding sheet 52 on the sealing plug, thereby simplifying the liquid-guiding structure 50 and facilitating the installation and disassembly of the liquid-guiding structure 50 .

Further, as shown in FIG. 6 and FIG. 7, the barrier member 40 is arranged on the second liquid storage member 20, the first liquid storage member 10 is slidably connected with the second liquid storage member 20, and the first liquid storage member 10 faces the barrier member One side of 40 is provided with a catheter 15 communicating with the first liquid storage cavity 11 , and the fluid guiding structure 50 also includes a blocking portion 53 , which is connected to the sealing plug and elastically abuts against the opening of the catheter 15 .

Specifically, the first liquid storage part 10 and the second liquid storage part 20 are slidably arranged along the connection direction of the first liquid storage part 10 and the second liquid storage part 20 , that is, slid along the vertical direction shown in the figure. Before the atomizer 00 is used, the blocking part 53 is in contact with the catheter tube 15 to block the opening of the catheter tube 15 to prevent the nebulizable liquid from leaking. When the atomizer 00 needs to be used, as shown in FIG. 8 , FIG. 8 is a schematic diagram of the state when the atomizer 00 in FIG. 6 is pressed. Press the first liquid storage part 10 to move towards the direction close to the second liquid storage part 20, and the catheter tube 15 will elastically deform against the blocking part 53, so that the blocking part 53 is gradually removed from the opening of the catheter tube 15, leading After the opening of the liquid pipe 15 loses the blocking effect of the blocking part 53, the nebulizable liquid blocked in the first liquid storage chamber 11 will flow to the position of the liquid-conducting film, and flow through the porous structure in the liquid-conducting film Into the second liquid storage chamber 21 , it is in contact with the atomizing core 30 , and the atomizing core 30 heats and atomizes the atomizable liquid to generate an aerosol.

Optionally, the barrier part 53 and the barrier part 40 can be formed integrally with materials such as silica gel, so that the barrier part 40 not only has better sealing ability, but also has better elasticity, so that the catheter 15 can abut against the barrier part 53 deformed.

Further, in order to prevent the barrier member 40 from interfering with the movement of the catheter 15 , the cross-sectional size of the perforation can be set to be larger than the cross-sectional size of the catheter 15 .

Fourth embodiment

In addition to setting the blocking part 53 on the top of the liquid guide sheet 52 to block the opening of the catheter tube 15, a thin film can also be set on the side of the blocking part 40 facing the first liquid storage part 10, and the blocking part 53 is connected to the first liquid storage part 10. The second liquid storage part 20 is used to block the opening of the second liquid storage chamber 21 , and the film is arranged on the barrier part 40 and covers the perforation.

Specifically, the film can be coated on the surface of the barrier member 40 close to the catheter tube 15. Before the atomizer 00 is used, the film contacts the catheter tube 15, thereby blocking the opening of the catheter tube 15 to avoid fogging. liquid leakage. When needing to use the atomizer 00, press the first liquid storage part 10 to move towards the direction close to the second liquid storage part 20, when the force of the catheter 15 on the film is greater than the strength of the film, the film can be pierced, and then along the The connection direction of the first liquid storage part 10 and the second liquid storage part 20 is inserted into the perforation, and after the catheter tube 15 loses the abutting effect of the film, the nebulizable liquid will flow out from the first liquid storage chamber 11 to reach When the liquid guide sheet 52 is at the position, the liquid guide sheet 52 will control the flow of the atomizable liquid, so that the atomizable liquid can only be transmitted through the tiny pores on the liquid guide sheet 52 to achieve the effect of slow seepage.

Optionally, the film in this embodiment may be an aluminum film or a plastic film, and the aluminum film or plastic film may be glued or heat-compressed on the barrier 40 . Alternatively, the film can also be made of other types of easily punctured materials. The barrier member 40 can be made of materials with good sealing performance such as silica gel, so as to improve the sealing performance of the second liquid storage chamber 21 .

Further, indentations can be provided on the film at positions corresponding to the perforations, so as to reduce the structural strength of the film and facilitate the passage of the catheter 15 through the film.

fifth embodiment

The structure of the barrier 40 in this embodiment is different from the structure of the barrier 40 in the first embodiment, and other parts of the structure are the same. Only the different barrier 40 is described here, and the structure of other parts refers to the first embodiment. example.

As shown in FIG. 9 and FIG. 10 , FIG. 9 is a schematic cross-sectional structure diagram of an atomizer 00 in another embodiment of the present application, and FIG. 10 is a schematic three-dimensional structural diagram of the barrier 40 in FIG. 9 . The barrier 40 in this embodiment is a porous element, and materials such as porous ceramics and porous metals can be used. The liquid-conducting structure 50 includes liquid-conducting micropores formed on a porous element. By directly setting the barrier member 40 as a porous material, the structural characteristics of the porous material itself can be directly used to realize the transmission of the nebulizable liquid, thereby reducing the structural complexity of the barrier member 40 and improving production efficiency.

Sixth embodiment

Although porous ceramic materials can be used to achieve liquid conduction, simply using porous ceramic materials to make barriers is likely to fail to achieve the expected liquid conduction effect due to poor adaptability due to tolerance problems.

Therefore, in this embodiment, as shown in FIGS. 11 to 13 , FIG. 11 is a schematic cross-sectional structural view of the atomizer 00 in another embodiment of the present application, and FIG. 12 is a three-dimensional view of the barrier 40 in FIG. 11 Structural schematic diagram, FIG. 13 is an exploded structural schematic diagram of the barrier 40 in FIG. 12 . The barrier 40 includes a first sealing ring 43 and a second sealing ring 44 nested at intervals, the liquid guiding structure 50 is a liquid guiding film, and the liquid guiding film is connected between the first sealing ring 43 and the second sealing ring 44 .

Specifically, the first sealing ring 43 is arranged around the periphery of the atomizing tube 60 , the second sealing ring 44 is arranged around the inner periphery of the first liquid storage chamber 11 , and the second sealing ring 44 and the first sealing ring 43 are located at the same In the plane, and set at intervals, to form a gap between the first sealing ring 43 and the second sealing ring 44, the liquid guide film is respectively connected to the outer periphery of the first sealing ring 43 and the inner periphery of the second sealing ring 44, on the one hand The nebulizable liquid in the first liquid storage chamber 11 can be blocked; on the other hand, the nebulizable liquid can flow into the second liquid storage chamber 21 on the other side through the liquid guide film, and contact with the atomizing core 30 .

Further, in addition to using a liquid guiding film arranged between the first sealing ring 43 and the second sealing ring 44 to guide the liquid, it is also possible to set a plurality of micropores on the first sealing ring 43 and the second sealing ring 44, Conducive to more uniform and smooth circulation of nebulizable liquid.

Further, as shown in FIG. 14 , FIG. 14 is a schematic cross-sectional structure diagram of an aerosol generating device in another embodiment of the present application. Based on the atomizer 00 in the above embodiment, the present application also provides an aerosol generating device 100. The aerosol generating device 100 includes a host 01 and an atomizer 00. The host 01 is connected to the atomizer 00 for providing Converter 00 power supply.

Wherein, the nebulizer 00 and the main unit 01 can be detachably connected by means of magnetic attraction, buckle or thread, etc., so as to facilitate the replacement of the nebulizer 00 and increase the service life of the main unit 01.

To sum up, the present application separates the first liquid storage chamber 11 and the second liquid storage chamber 21 through the barrier 40, and the nebulizable liquid can be slowly released from the first liquid storage chamber 11 through the holes or micropores on the barrier 40. It is introduced into the second liquid storage chamber 21 to reduce the risk of liquid leakage at the atomizing core 30 within a certain period of time after the atomizer 00 is manufactured. When the atomizer 00 is manufactured, the second liquid storage chamber 21 is put into the liquid-conducting cotton 31 and can store a proper amount of nebulizable liquid, or no nebulizable liquid can be stored. On the basis of the above, adding features such as the blocking portion 53 can further eliminate the risk of liquid leakage.

The above is only an embodiment of the application, and does not limit the patent scope of the application. Any equivalent structure or equivalent process transformation made by using the specification and drawings of the application, or directly or indirectly used in other related technical fields, All are included in the scope of patent protection of the present application in the same way.

Claims

A nebulizer comprising:

The first liquid storage part is provided with a first liquid storage cavity for storing nebulizable liquid;

The second liquid storage part is connected with the first liquid storage part, and the second liquid storage part is provided with a second liquid storage cavity;

The atomizing core is at least partially disposed in the second liquid storage chamber;

a barrier, disposed between the first liquid storage part and the second liquid storage part, for separating the first liquid storage chamber from the second liquid storage chamber; and

The liquid guiding structure is arranged on the barrier member, and is used for transferring the nebulizable liquid in the first liquid storage chamber to the second liquid storage chamber.
The atomizer according to claim 1, wherein the barrier member is a sealing plug, and the liquid guiding structure includes a perforation formed on the sealing plug.
The atomizer according to claim 2, wherein the liquid guiding structure further comprises a liquid guiding rod inserted into the through hole.
The atomizer according to claim 2, wherein the liquid guiding structure further comprises a liquid guiding sheet, and the liquid guiding sheet is arranged in the through hole and connected to the sealing plug.
The atomizer according to claim 4, wherein a limiting block protrudes from the sealing plug, a concave limiting groove is formed on the limiting block, and the liquid guiding sheet is clamped in the limiting groove In order to use the abutting force of the limiting block to fix the liquid guiding sheet on the sealing plug.
The atomizer according to claim 4, wherein the barrier member is arranged on the second liquid storage member, the first liquid storage member is slidably connected with the second liquid storage member, and the first liquid storage member is The side of the liquid storage part facing the barrier is provided with a catheter that communicates with the first liquid storage chamber, and the liquid guide structure also includes a blocking part that is connected to the sealing plug and is elastically abut against the opening of the catheter.
The atomizer according to claim 1, wherein the barrier member is a porous element, and the liquid conducting structure includes liquid conducting micropores formed on the porous element.
The atomizer according to claim 1, wherein the barrier member includes a first sealing ring and a second sealing ring nested at intervals, the liquid guiding structure is a liquid guiding film, and the liquid guiding film is connected to Between the first sealing ring and the second sealing ring.
The nebulizer according to claim 1, wherein the nebulizer comprises an atomizing tube and a liquid guide cotton, the atomizing tube is arranged in the second liquid storage cavity, and the liquid guide cotton surrounds the The atomization tube is arranged in the second liquid storage chamber, the atomization core includes an atomization rod and a heating element, and a part of the atomization rod is located in the second liquid storage chamber and the liquid-conducting cotton The other part of the atomizing rod is located in the atomizing tube, and the heating element is in contact with the atomizing rod for heating and atomizing the liquid on the atomizing rod.
The atomizer according to claim 9, wherein the atomizer comprises a sealing plug, a bottom cover and an electrode, and the bottom cover is connected to the second liquid storage part for sealing the second liquid storage The opening of the liquid part, the sealing plug is arranged on the side of the bottom cover facing the second liquid storage chamber, the atomizing tube protrudes from the sealing plug and is inserted into the bottom cover, and The end of the atomizing tube protruding from the sealing plug is provided with a through hole, the electrode is arranged on the side of the bottom cover away from the sealing plug, and an electrode hole is provided in the electrode, so An air guide hole is provided in the bottom cover, and the air guide hole communicates with the through hole and the electrode hole.
An aerosol generating device, wherein the aerosol generating device includes a host and an atomizer, and the host is connected to the atomizer for powering the atomizer;

The atomizer includes:

The first liquid storage part is provided with a first liquid storage cavity for storing nebulizable liquid;

The second liquid storage part is connected with the first liquid storage part, and the second liquid storage part is provided with a second liquid storage cavity;

The atomizing core is at least partially disposed in the second liquid storage chamber;

a barrier, disposed between the first liquid storage part and the second liquid storage part, for separating the first liquid storage chamber from the second liquid storage chamber; and

The liquid guiding structure is arranged on the barrier member, and is used for transferring the nebulizable liquid in the first liquid storage chamber to the second liquid storage chamber.
The aerosol generating device according to claim 11, wherein the barrier member is a sealing plug, and the liquid guiding structure includes a perforation formed on the sealing plug.
The aerosol generating device according to claim 12, wherein the liquid guiding structure further comprises a liquid guiding rod inserted into the through hole.
The aerosol generating device according to claim 12, wherein the liquid guiding structure further comprises a liquid guiding sheet, and the liquid guiding sheet is arranged in the through hole and connected to the sealing plug.
The aerosol generating device according to claim 14, wherein a limiting block protrudes from the sealing plug, a concave limiting groove is formed on the limiting block, and the liquid guiding sheet is clamped on the limiting block. In the groove, the abutting force of the limiting block is used to fix the liquid guiding sheet on the sealing plug.
The aerosol generating device according to claim 14, wherein the barrier member is arranged on the second liquid storage part, the first liquid storage part is slidably connected with the second liquid storage part, and the first liquid storage part A liquid storage part facing the barrier part is provided with a catheter connected to the first liquid storage chamber, and the liquid guide structure also includes a blocking part, the blocking part is connected to the sealing plug, and Elastically abut against the opening of the catheter.
The aerosol generating device according to claim 11, wherein the barrier member is a porous element, and the liquid-conducting structure includes liquid-conducting micropores formed on the porous element.
The aerosol generating device according to claim 11, wherein the barrier member includes a first sealing ring and a second sealing ring nested at intervals, the liquid guiding structure is a liquid guiding film, and the liquid guiding film is connected to between the first seal ring and the second seal ring.
The aerosol generating device according to claim 11, wherein the nebulizer comprises an atomizing tube and a liquid guide cotton, the atomizing tube is arranged in the second liquid storage chamber, and the liquid guide cotton surrounds The atomization tube is arranged in the second liquid storage chamber, the atomization core includes an atomization rod and a heating element, and a part of the atomization rod is located in the second liquid storage chamber and connected to the liquid guide The other part of the atomizing rod is located in the atomizing tube, and the heating element is in contact with the atomizing rod for heating and atomizing the liquid on the atomizing rod.
The aerosol generating device according to claim 19, wherein the atomizer comprises a sealing plug, a bottom cover and an electrode, and the bottom cover is connected to the second liquid storage part for blocking the second The opening of the liquid storage part, the sealing plug is arranged on the side of the bottom cover facing the second liquid storage chamber, the atomizing tube protrudes from the sealing plug and is inserted into the bottom cover, and A through hole is provided at the end of the atomizing tube protruding from the sealing plug, the electrode is arranged on the side of the bottom cover away from the sealing plug, and an electrode hole is provided in the electrode, An air guide hole is provided in the bottom cover, and the air guide hole communicates with the through hole and the electrode hole.