CN215684780U

CN215684780U - Atomizer and electronic atomization device

Info

Publication number: CN215684780U
Application number: CN202121497132.1U
Authority: CN
Inventors: 王伟
Original assignee: Shenzhen Yanbak Technology Co ltd
Current assignee: Shenzhen Yanbak Technology Co ltd
Priority date: 2021-07-01
Filing date: 2021-07-01
Publication date: 2022-02-01
Anticipated expiration: 2031-07-01

Abstract

The utility model relates to an atomizer and an electronic atomization device, wherein the atomizer comprises: the shell component is internally provided with an oil storage cavity; the atomizing core is matched and connected with the shell component, at least part of the atomizing core extends into the oil storage cavity, and an atomizing channel is formed in the atomizing core; the air inlet assembly is matched and connected with the shell assembly, and an air inlet channel communicated with the atomization channel is formed in the air inlet assembly; the air inlet assembly is provided with a spiral structure which guides airflow to spirally flow in the air inlet channel and the atomization channel. The outside air current gets into behind the subassembly that admits air and through making spiral structure, the air current is at the inlet channel internal spiral flow under the guide of making spiral structure, and later the air current gets into atomizing passageway and keeps inertia to continue spiral flow from inlet channel, lengthens the air current route of air current in atomizing passageway, makes the air current can the intensive mixing with the smog in the atomizing passageway, improves the mixed effect of air current and flue gas, makes the holistic temperature of flue gas even, promotes the flue gas taste of formation.

Description

Atomizer and electronic atomization device

Technical Field

The utility model relates to the technical field of electronic atomization, in particular to an atomizer and an electronic atomization device.

Background

Currently, there are many types of electronic atomization devices, such as electronic cigarettes, medical atomization devices, heating boiling atomization devices, and ultrasonic atomization devices. The electronic cigarette is a product which heats tobacco tar through an atomizer to generate smoke to replace the traditional cigarette, and has convenient use, changed taste through blending the tobacco tar, far lower harm to the health of human bodies than the traditional cigarette, and simultaneously is beneficial to quitting smoking of quitting smoking groups, so the electronic cigarette is widely and rapidly popularized in domestic and foreign markets in recent years.

Generally, the electronic cigarette includes oil storage storehouse, atomizer and electric core, and the tobacco tar in the oil storage storehouse can get into the atomizer, and electric core is the atomizer power supply, and the tobacco tar atomizes in the atomizer, forms smog and supplies the user to use. However, the traditional electronic atomization device has poor mixing effect of air flow and smoke, uneven overall temperature of smoke, and poor taste of the finally formed smoke.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide an atomizer and an electronic atomization device for solving the problem of poor taste of smoke generated by a conventional electronic cigarette.

An atomizer, comprising:

the shell component is internally provided with an oil storage cavity;

the atomizing core is matched and connected with the shell component, at least part of the atomizing core extends into the oil storage cavity, and an atomizing channel is formed inside the atomizing core;

the air inlet assembly is connected to the shell assembly in a matching mode, and an air inlet channel communicated with the atomizing channel is formed inside the air inlet assembly;

wherein the air inlet assembly has a swirl-making structure that guides airflow to swirl in the air inlet channel and the atomization channel.

The atomizing core in the atomizer can atomize the tobacco tar to form smoke in the atomizing channel. And, outside air current gets into air inlet assembly back through inlet channel, and the spiral flow is under inlet channel's guide, and later the air current gets into atomizing passageway and keeps inertia to continue the spiral flow from inlet channel, so lengthen the air current route of air current in atomizing passageway, make the air current can the intensive mixing with the smog in the atomizing passageway, improve the mixed effect of air current and flue gas, make the holistic temperature of flue gas even, promote the flue gas taste of final formation.

And the airflow spirally flowing in the airflow channel continuously keeps a spiral flowing path after entering the atomizing channel, and the airflow spirally flowing can be fully contacted with the inner wall of the atomizing channel in the atomizing core, so that the redundant heat generated by the atomizing core during working can be taken away, the service life of the atomizing core is greatly prolonged, and the phenomena of dry burning and burning of the atomizing core are prevented. For example, when the atomizing core is a ceramic atomizing core, the surplus heat generated by heating of the ceramic atomizing core can be taken away by the spirally flowing air flow; when the atomizing core is the ultrasonic atomizing core, the mechanical heat that the ultrasonic atomizing core produced can be taken away to the air current child face that the spiral flows, can improve the heat dispersion of atomizer through spiral air current.

In addition, the airflow flowing through the inner spiral continuously keeps spiral flow after entering the atomizing channel, so that in the process of advancing the airflow in the spiral flow, the centrifugal separation principle can be utilized to separate smoke oil droplets brought up by the airflow scouring and some solid particles appearing in the atomizing process, such as dust, carbon particles and atomized droplets in a ceramic atomizing core, or carbon particles and atomized droplets in a cotton core atomizing core, and large particle droplets in an ultrasonic atomizing core, so as to ensure the cleanness and sanitation of the smoke entering the mouth of a person, reduce the harm of the smoke to the human body and ensure the health of the user.

In one embodiment, the air intake assembly comprises a base and a guide, the base is coupled to the housing assembly, the guide is coupled between the base and the atomizing core, and the air intake channel is formed on the guide;

wherein, an air inlet communicated with the air inlet channel is arranged on the base.

In one embodiment, the guide includes a first body on which the air intake passage is formed, the air intake passage including a first air intake passage and a second air intake passage, the first air intake passage communicating with the atomizing passage, and the first air intake passage being configured as a circular passage;

the second air inlet channel penetrates through the first body and is communicated with the first air inlet channel, and at least part of the inner wall of the second air inlet channel extends along the direction tangential to the inner peripheral wall of the circular channel.

In one embodiment, the second air inlet passage is provided in plurality, and the plurality of second air inlet passages are arranged at intervals along the circumferential direction of the circular passage.

In one embodiment, the guide member is formed with the air intake passage arranged in a windmill-like spiral around a center.

In one embodiment, the guide piece comprises a second body and a second rotation-making structure, the second rotation-making structure comprises a plurality of guide blades, and the plurality of guide blades are arranged on the second body;

the guide vanes are spaced from each other and enclose to form the windmill-shaped spiral air inlet channel.

In one embodiment, the guide includes a third body and a third rotation-making structure, the air inlet channel includes a third air inlet channel and a fourth air inlet channel, the third body is formed with the third air inlet channel communicated with the outside, the third rotation-making structure is coupled to the third body, a spiral fourth air inlet channel is formed between the third rotation-making structure and the third body, and the fourth air inlet channel is communicated between the third air inlet channel and the atomization channel.

In one embodiment, the third spiral-making structure is provided with a thread groove facing the outer surface of the third body.

In one embodiment, the third body includes an outer shell and an inner ring, the inner ring is sleeved in the outer shell, the inner ring is connected with the outer shell and encloses to form the third air inlet channel, the third rotation-making structure is at least partially sleeved in the inner ring, and the fourth air inlet channel is formed between the third rotation-making structure and the inner ring.

An electronic atomization device comprises the atomizer.

Drawings

Fig. 1 is a schematic cross-sectional view of an electronic atomizer according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of the electronic atomizer shown in FIG. 1 from another perspective;

FIG. 3 is a schematic view of a guide according to an embodiment of the present invention;

FIG. 4 is a cross-sectional schematic view of the guide shown in FIG. 3;

FIG. 5 is a schematic view of a guide according to another embodiment of the present invention;

FIG. 6 is a cross-sectional view of a swirl-inducing structure in the guide of FIG. 5;

FIG. 7 is a schematic view of a guide according to another embodiment of the present invention;

fig. 8 is a cross-sectional view of the guide of fig. 7.

100. An atomizer; 10. a housing assembly; 12. a housing; 13. an oil storage chamber; 14. a seal member; 30. an atomizing core; 31. an atomizing channel; 50. an air intake assembly; 51. an air intake passage; 511. a first air intake passage; 513. a second intake passage; 515. a third air intake passage; 517. a fourth air intake passage; 521. a fastening part; 523. a second structure for forming a spiral; 524. a wind guide blade; 525. a third structure of rotation; 53. a base; 531. an air inlet; 55. a guide; 551. an arc-shaped surface; 56. a first body; 57. a second body; 571. an air inlet groove; 573. a gas passing port; 58. a third body; 581. a housing; 583. an inner ring.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1 to fig. 3, in an embodiment of the present invention, an electronic atomization device is provided, which includes an atomizer 100 and a battery cell, where the battery cell is used to supply power to the atomizer 100, and the atomizer 100 is used to atomize a liquid to form an aerosol. The electronic atomization device can be an electronic cigarette, and also can be a medical atomization device, a heating boiling atomization device, an ultrasonic atomization device and the like.

The atomizer 100 includes a housing assembly 10, an atomizing core 30 and an air intake assembly 50, and an oil storage chamber 13 is formed in the housing assembly 10 for storing the tobacco tar. Atomizing core 30 and shell subassembly 10 join in marriage and connect, and atomizing core 30 at least part stretches into in the oil storage chamber 13, and atomizing core 30 inside is formed with atomizing passageway 31, and the tobacco tar in the oil storage chamber 13 can permeate atomizing core 30, and atomizing core 30 can be with the tobacco tar atomizing to form smog in atomizing passageway 31. The air intake assembly 50 is connected to the housing assembly 10, and an air intake passage 51 communicated with the atomization passage 31 is formed inside the air intake assembly 50; the air inlet assembly 50 guides the air flow to spirally flow in the air inlet passage 51 and the atomizing passage 31 through the air inlet passage 51. Outside air current gets into behind the subassembly 50 of admitting air and passes through inlet channel 51, and air current spiral flow under inlet channel 51's guide, later the air current from inlet channel 51 entering atomizing passageway 31 and keep inertia to continue spiral flow, so lengthen the air current route of air current in atomizing passageway 31, make the air current can the intensive mixing with the smog in the atomizing passageway 31, improve the mixed effect of air current and smog, make the whole temperature of the flue gas that the mixture formed more even, promote the flue gas taste that finally forms.

And the airflow spirally flowing in the air inlet channel 51 continuously keeps the spiral flowing path after entering the atomizing channel 31, and the spirally flowing airflow can be fully contacted with the inner wall of the atomizing channel 31 in the atomizing core 30, so that the redundant heat generated by the atomizing core 30 during working can be taken away, the service life of the atomizing core 30 is greatly prolonged, and the phenomena of dry burning and burning of the atomizing core 30 are prevented. For example, when the atomizing core 30 is a ceramic atomizing core, the spiral air flow can take away the excess heat generated by the heating of the ceramic atomizing core; when the atomizing core 30 is an ultrasonic atomizing core, mechanical heat generated by the ultrasonic atomizing core can be taken away by the air flow flowing in a spiral manner, and the heat dissipation performance of the atomizer 100 can be improved by the spiral air flow.

In addition, the airflow flowing spirally in the air inlet channel 51 continuously keeps flowing spirally after entering the atomizing channel 31, so that in the process of advancing the airflow in spiral flow, the centrifugal separation principle can be utilized to separate the smoke oil droplets brought up by the airflow scouring and separate some solid particles appearing in the atomizing process, such as dust, carbon particles and atomized droplets in a ceramic atomizing core, or carbon particles and atomized droplets in a cotton core atomizing core, and large particle droplets in an ultrasonic atomizing core, so as to ensure the cleanness and sanitation of the smoke entering the human mouth, reduce the harm of the smoke to the human body and ensure the health of users.

The housing assembly 10 includes a housing 12 and a sealing member 14, wherein an oil storage chamber 13 with an opening is formed inside the housing 12, the sealing member 14 is sleeved on the housing 12 and seals the oil storage chamber 13, and the air inlet assembly 50 is coupled to the housing 12 and located on a side of the sealing member 14 opposite to the oil storage chamber 13, so that the air inlet assembly 50 does not interfere with the oil storage chamber 13.

The air intake assembly 50 comprises a base 53 and a guide 55, wherein the base 53 is coupled to the housing assembly 10, the guide 55 is coupled between the base 53 and the atomizing core 30, and the guide 55 is formed with an air intake passage 51; wherein, the base 53 is provided with an air inlet 531 communicated with the air inlet channel 51. The external air flow can enter the air inlet channel 51 of the guide piece 55 through the air inlet 531 on the base 53 and then enter the atomizing channel 31 from the air inlet channel 51, so that the air flow and the smoke are mixed.

Referring to fig. 2 to 4, in some embodiments, the guide member 55 includes a first body 56, the first body 56 having an air intake passage 51 formed thereon, the air intake passage 51 including a first air intake passage 511 and a second air intake passage 513, the first air intake passage 511 being configured as a circular passage and communicating with the atomization passage 31; the second air inlet passage 513 is communicated with the first air inlet passage 511 through the first body 56, and at least a part of the inner wall of the second air inlet passage 513 is extended in a direction tangential to the inner peripheral wall of the circular passage. In this way, at least part of the inner wall of the second air inlet passage 513 is made tangent to the circular inner wall of the first air inlet passage 511, and the outside air flows through the second air inlet passage 513 tangentially into the first air inlet passage 511 and then spirally flows under the guidance of the circular inner peripheral wall of the first air inlet passage 511 and enters the atomizing passage 31. That is, the air flow enters the circular channel in a direction tangential to the circular inner circumferential wall, causing the air flow to flow spirally under the guidance of the circular inner circumferential wall.

Further, the second air inlet passage 513 is provided with a plurality of second air inlet passages 513, the second air inlet passages 513 are arranged at intervals along the circumferential direction of the circular passage, and the second air inlet passages 513 are arranged to increase the air inlet amount and facilitate the formation of more spiral air flows. Specifically, two second air inlet channels 513 are provided, and two points of tangency of the inner walls of the two second air inlet channels 513 with the inner peripheral wall of the circular channel are located at two opposite ends of the circular channel in the radial direction, so that the two second air inlet channels 513 guide the external air flow to enter from two points of the circular channel in the radial direction, and the two air flows are uniformly mixed and spiral.

Further, the outer circumferential surface of the first body 56 is configured as an arc-shaped surface 551, allowing the air flow to smoothly enter the second air intake passage 513, reducing the wind resistance of the air flow. Specifically, the guide 55 further includes a fastening portion 521, the fastening portion 521 is disposed along the protruding first body 56 and is used for being fastened with the base 53 to assemble the guide 55, and the fastening portion 521 is in a pointed shape so as to reduce the wind resistance of the airflow entering the arc-shaped surface 551 and facilitate the airflow flowing along the arc-shaped surface 551 and entering the air inlet channel 51.

Referring to fig. 5-6, in other embodiments, the guide member 55 is formed with the air inlet passage 51 arranged in a windmill-like spiral about a center. A windmill-shaped spiral intake passage 51 is formed in the guide 55, and the airflow is guided by the intake passage 51 to spirally advance. Specifically, the air intake passage 51 includes a plurality of sub-passages arranged in a windmill shape, and the plurality of sub-passages communicate at the center of the windmill shape, and the air flow passing through the plurality of sub-passages enters the communication portion to form a spiral air flow.

Further, the guide part 55 includes a second body 57 and a second rotation-making structure 523, the second rotation-making structure 523 includes a plurality of guide blades 524, and the plurality of guide blades 524 are all disposed on the second body 57, so that the plurality of guide blades 524 are gathered and connected as a whole through the second body 57. Meanwhile, the plurality of air guide blades 524 are spaced apart from each other and enclose the air inlet passage 51 to form a windmill-shaped spiral, so as to guide the air flow to spirally flow through the air inlet passage 51 between the plurality of air guide blades 524.

Specifically, the second body 57 is formed with an air inlet groove 571 communicated with the atomizing passage 31, the plurality of air guide vanes 524 are all located in the air inlet groove 571, and the second body 57 is opened with an air vent 573 communicated with the air inlet passage 51. Thus, the external air flows through the air inlet 531 on the base 53 to the air passing opening 573 of the second body 57, then flows through the air inlet channel 51 from the air inlet slot 571 to the atomizing channel 31, and at the same time, the air flow is guided by the plurality of guiding vanes 524 to flow spirally.

Referring to fig. 7-8, in still other embodiments, the guide 55 includes a third body 58 and a third rotation-inducing structure 525, the air inlet channel 51 includes a third air inlet channel 515 and a fourth air inlet channel 517, the third body 58 is formed with the third air inlet channel 515 communicating with the outside, the third rotation-inducing structure 525 is coupled to the third body 58, a spiral fourth air inlet channel 517 is formed between the third body 58 and the third rotation-inducing structure 525, and the fourth air inlet channel 517 communicates between the third air inlet channel 515 and the atomizing channel 31. After entering from the air inlet 531 of the base 53, the external air flow enters the fourth air inlet channel 517 from the third air inlet channel 515, and the air flow spirally flows in the fourth air inlet channel 517 under the guidance of the third swirl structure 525, and then continues to continue to spirally flow after continuously keeping inertia entering the atomizing channel 31.

Further, the third spiral forming structure 525 is provided with a thread groove facing the outer surface of the third body 58. As such, a thread groove is formed on the outer surface of the third spiral structure 525 to define a fourth air inlet channel 517 forming a spiral shape, thereby guiding the air path to spirally flow in the fourth air inlet channel 517.

Furthermore, the third body 58 includes a housing 581 and an inner ring 583, the inner ring 583 is disposed inside the housing 581, the inner ring 583 is connected with the housing 581 and encloses to form a third air inlet channel 515, the third rotation-generating structure 525 is at least partially disposed inside the inner ring 583, and a fourth air inlet channel 517 is formed between the third rotation-generating structure 525 and the inner ring 583. As such, the third swirl structure 525 is assembled through the third body 58, and the third and fourth

air intake passages

515 and 517 are formed to guide the air current to spirally flow. Meanwhile, the third rotating structure 525 is convenient to manufacture and simple to assemble.

Based on the same concept, in an embodiment of the present invention, an atomizer 100 as described above is further provided. The atomizer 100 includes a housing assembly 10, an atomizing core 30 and an air intake assembly 50, and an oil storage chamber 13 is formed in the housing assembly 10 for storing the tobacco tar. Atomizing core 30 and shell subassembly 10 join in marriage and connect, and atomizing core 30 at least part stretches into in the oil storage chamber 13, and atomizing core 30 inside is formed with atomizing passageway 31, and the tobacco tar in the oil storage chamber 13 can permeate atomizing core 30, and atomizing core 30 can be with the tobacco tar atomizing to form smog in atomizing passageway 31. The air intake assembly 50 is connected to the housing assembly 10, and an air intake passage 51 communicated with the atomization passage 31 is formed inside the air intake assembly 50; the air inlet assembly 50 guides the air flow to spirally flow in the air inlet passage 51 and the atomizing passage 31 through the air inlet passage 51. Outside air current gets into behind the subassembly 50 of admitting air and passes through inlet channel 51, and air current spiral flow under inlet channel 51's guide, later the air current from inlet channel 51 entering atomizing passageway 31 and keep inertia to continue spiral flow, so lengthen the air current route of air current in atomizing passageway 31, make the air current can the intensive mixing with the smog in the atomizing passageway 31, improve the mixed effect of air current and smog, make the whole temperature of the flue gas that the mixture formed more even, promote the flue gas taste that finally forms.

And the airflow spirally flowing in the air inlet channel 51 continuously keeps the spiral flowing path after entering the atomizing channel 31, and the spirally flowing airflow can be fully contacted with the inner wall of the atomizing channel 31 in the atomizing core 30, so that the redundant heat generated by the atomizing core 30 during working can be taken away, the service life of the atomizing core 30 is greatly prolonged, and the phenomena of dry burning and burning of the atomizing core 30 are prevented. For example, when the atomizing core 30 is a ceramic atomizing core 30, the spiral air flow can take away the excess heat generated by the heating of the ceramic atomizing core 30; when the atomizing core 30 is the ultrasonic atomizing core 30, the mechanical heat generated by the ultrasonic atomizing core 30 can be taken away by the airflow flowing spirally, and the heat dissipation performance of the atomizer 100 can be improved by the spiral airflow.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. An atomizer, characterized in that it comprises:

the shell component is internally provided with an oil storage cavity;

wherein the air inlet assembly guides airflow to spirally flow in the air inlet channel and the atomizing channel through the air inlet channel.

2. The atomizer of claim 1, wherein said air inlet assembly includes a base and a guide, said base being coupled to said housing assembly, said guide being coupled between said base and said atomizing core, and said air inlet passage being formed in said guide;

3. The nebulizer of claim 2, wherein the guide comprises a first body on which the air intake passage is formed, the air intake passage comprising a first air intake passage and a second air intake passage, the first air intake passage communicating with the nebulization passage, and the first air intake passage being configured as a circular passage;

4. The nebulizer of claim 3, wherein the second air inlet passage is provided in plurality, and the plurality of second air inlet passages are arranged at intervals in the circumferential direction of the circular passage.

5. An atomiser according to claim 2, wherein the guide member is formed with the inlet passage arranged in a windmill helix around a centre.

6. The nebulizer of claim 5, wherein the guide comprises a second body and a second rotation-inducing structure, the second rotation-inducing structure comprising a plurality of guide vanes, the plurality of guide vanes each being disposed on the second body;

7. The atomizer of claim 3, wherein the guide member comprises a third body and a third rotation-inducing structure, the air inlet channel comprises a third air inlet channel and a fourth air inlet channel, the third body is formed with the third air inlet channel communicated with the outside, the third rotation-inducing structure is coupled to the third body, a spiral fourth air inlet channel is formed between the third rotation-inducing structure and the third body, and the fourth air inlet channel is communicated between the third air inlet channel and the atomization channel.

8. The nebulizer of claim 7, wherein the third swirl structure has a thread groove formed toward an outer surface of the third body.

9. The nebulizer of claim 7 or 8, wherein the third body comprises a housing and an inner ring, the inner ring is sleeved in the housing, the inner ring is connected with the housing and encloses the third air inlet channel, the third rotation-generating structure is at least partially sleeved in the inner ring, and the fourth air inlet channel is formed between the third rotation-generating structure and the inner ring.

10. An electronic atomisation device comprising an atomiser as claimed in any one of claims 1 to 9.