ELECTRONIC ATOMIZATION DEVICE AND ATOMIZER

Description

RELATED APPLICATION

This application claims priority to Chinese Patent Application No. 202423017414.3, filed on Dec. 6, 2024. The entire disclosure of the prior application is hereby incorporated by reference.

TECHNICAL FIELD

The disclosure relates to the field of atomization, including to an electronic atomization device and an atomizer.

BACKGROUND

In the related art, an electronic atomization device having at least two liquid storage cavities generally performs heating by using a split-type atomization assembly, that is, each liquid storage cavity has an atomization assembly configured to heat an atomization substrate in the liquid storage cavity. However, this type of electronic atomization device generally has disadvantages of high manufacturing costs, a complex assembly process, and large space occupation of an atomization assembly in the electronic atomization device.

SUMMARY

A technical problem to be resolved by the disclosure is to provide an improved electronic atomization device and an improved atomizer.

Technical solutions used in the disclosure to resolve the technical problems are as follows: An atomizer is provided, including:

• • at least two liquid storage cavities, where the at least two liquid storage cavities are arranged independently; and a separating member is arranged between adjacent liquid storage cavities; and
  • an atomization assembly, including an atomization base and at least two groups of heating structures, where the atomization base passes through the separating member and penetrates the at least two liquid storage cavities; and the at least two groups of heating structures are spaced apart in the atomization base and form an integrated structural member with the atomization base, and each group of heating structures is arranged corresponding to and in liquid guiding communication with one of the liquid storage cavities, to heat an atomization substrate delivered from the corresponding liquid storage cavity.

In an aspect, the atomization assembly further includes an isolating sealing member arranged between two adjacent groups of heating structures, and the isolating sealing member is located between the atomization base and the separating member to seal at least a part of a gap between the atomization base and the separating member.

In an aspect, the isolating sealing member is arranged in the atomization base and tightly fits the atomization base; and the atomization base is provided with a window for contact between the isolating sealing member and the separating member; or

• • the isolating sealing member is sleeved on a periphery of the atomization base and tightly fits the separating member.

In an aspect, two ends of the isolating sealing member at least partially abut against two heating structures that are arranged adjacent to each other.

In an aspect, the atomization base is provided with a liquid guiding port provided corresponding to each heating structure; and the heating structure is in liquid guiding communication with the liquid storage cavity through the liquid guiding port.

In an aspect, the atomizer further includes a liquid storage structure, the liquid storage cavity is formed in the liquid storage structure, and the liquid storage structure is provided with an air outlet hole; the atomization base is in communication with the air outlet hole;

• • each group of heating structures includes an atomization core and a heating element arranged on the atomization core; and the atomization core is in liquid guiding communication with the corresponding liquid storage cavity.

In an aspect, there is one heating element in the atomization core; or

• • there are at least two heating elements in the atomization core, and the at least two heating elements are spaced apart in a direction away from the air outlet hole.

In an aspect, the atomization base includes a first end arranged facing the air outlet hole and a second end arranged opposite to the first end; and

• • each group of heating structures includes a conductive connecting member, and the conductive connecting member extends out of the second end.

In an aspect, the atomization assembly further includes a wire clamping structure, and the wire clamping structure is arranged in the atomization base and is located at or close to the second end; and

• • a wire clamping groove is provided on an outer side wall of the wire clamping structure, and the conductive connecting member is clamped in the wire clamping groove.

An electronic atomization device is further provided, including a shell, the atomizer according to the disclosure arranged in the shell, and a power supply assembly arranged in the shell, where the power supply assembly is connected to the atomization assembly in the atomizer.

Implementation of the electronic atomization device and the atomizer of the disclosure has the following beneficial effects: In the atomizer, the at least two groups of heating structures are spaced apart in the atomization base and form an integrated structural member with the atomization base, and each group of heating structures is arranged corresponding to and in liquid guiding communication with one liquid storage cavity, so that the atomization substrate delivered from the corresponding liquid storage cavity may be heated by the heating structure, thereby reducing manufacturing costs, minimizing the space occupied by the atomization assembly within the shell, and simplifying the assembly process to improve efficiency.

BRIEF DESCRIPTION OF THE DRAWINGS

The disclosure is further described below with reference to accompanying drawings and examples. In the accompanying drawings:

FIG. 1 is a schematic structural diagram of an electronic atomization device in an aspect of the disclosure;

FIG. 2 is a cross-sectional view of the electronic atomization device shown in FIG. 1;

FIG. 3 is a schematic partial structural diagram of the electronic atomization device shown in FIG. 2;

FIG. 4 is a schematic partial structural exploded view of the electronic atomization device shown in FIG. 3;

FIG. 5 is a partial structural cross-sectional view of the electronic atomization device shown in FIG. 3;

FIG. 6 is a schematic structural diagram of an atomization assembly of the electronic atomization device shown in FIG. 1;

FIG. 7 is a cross-sectional view of the atomization assembly of the electronic atomization device shown in FIG. 6;

FIG. 8 is a schematic structural exploded view of the atomization assembly shown in FIG. 7;

FIG. 9 is a schematic diagram of a wire clamping structure of the electronic atomization device shown in FIG. 8;

FIG. 10 is a schematic partial structural cross-sectional view of an electronic atomization device in an aspect of the disclosure;

FIG. 11 is a schematic structural diagram of an atomization assembly of the electronic atomization device shown in FIG. 10;

FIG. 12 is a cross-sectional view of the atomization assembly shown in FIG. 11;

FIG. 13 is a schematic structural exploded view of the atomization assembly shown in FIG. 12;

FIG. 14 is a schematic partial structural cross-sectional view of an electronic atomization device in an aspect of the disclosure;

FIG. 15 is a schematic structural diagram of an atomization assembly of the electronic atomization device shown in FIG. 14;

FIG. 16 is a cross-sectional view of the atomization assembly shown in FIG. 15;

FIG. 17 is a schematic structural exploded view of the atomization assembly shown in FIG. 16;

FIG. 18 is a schematic partial structural cross-sectional view of an electronic atomization device in an aspect of the disclosure;

FIG. 19 is a schematic structural diagram of an atomization assembly of the electronic atomization device shown in FIG. 18;

FIG. 20 is a cross-sectional view of the atomization assembly shown in FIG. 19; and

FIG. 21 is a schematic structural exploded view of the atomization assembly shown in FIG. 20.

DETAILED DESCRIPTION

In order to have a clearer understanding of the technical features, the objectives, and the effects of the disclosure, specific implementations of the disclosure are now illustrated in detail with reference to the accompanying drawings. In the following description, it should be understood that orientation or position relationships indicated by the terms such as “upper”, “inner”, “outer”, and the like are based on orientation or position relationships shown in the accompanying drawings, constructed and operated in a specific orientation, and are used merely for ease of describing the technical solution, rather than indicating that the mentioned apparatus or element must have a particular orientation. Therefore, such terms should not be construed as a limitation on the disclosure.

It should be further noted that, unless otherwise explicitly specified and limited, the terms “mount”, “connect”, “fix”, and “arrange” should be understood in a broad sense. For example, a connection may be a fixed connection, a detachable connection, or an integral connection; or may be a mechanical connection or an electrical connection; or may be a direct connection, an indirect connection through an intermediary, or internal communication between two elements or an interaction relationship between two elements. When one element is referred to as being “above” or “below” another element, the element can be “directly” or “indirectly” located on the another element, or there may be one or more intermediate elements. The terms such as “first”, “second”, and “third” are used merely for ease of describing the technical solution, and shall not be construed as indicating or implying relative importance or implying a quantity of indicated technical features. Therefore, a feature defined by “first”, “second”, or “third” may explicitly indicate or implicitly include one or more such features. A person of ordinary skill in the art can understand specific meanings of the foregoing terms in the disclosure according to specific situations.

FIG. 1 and FIG. 2 show an electronic atomization device. The electronic atomization device may be configured to atomize a liquid atomization substrate, so that the atomization substrate generates aerosols for inhalation by a user. The electronic atomization device has low manufacturing costs, is easy to assemble, and can be designed for miniaturization.

As shown in FIG. 1 and FIG. 2, in an aspect, the electronic atomization device may include a shell 10, an atomizer, and a power supply assembly 40. The shell 10 may be configured to accommodate components such as the atomizer and the power supply assembly 40, and the atomizer includes a liquid storage structure 20, an atomization assembly 30, and the like. In an aspect, the atomizer may be detachably mounted in the shell 10, for ease of replacement of the atomizer. In some other embodiments, the atomizer may alternatively be directly formed in the shell 10 to be fixedly arranged with the shell 10. The liquid storage structure 20 is arranged in the shell 10, to store a liquid atomization substrate. In an aspect, the liquid storage structure 20 may be omitted, and space on an inner side of the shell 10 may also be directly configured to store the liquid atomization substrate. The atomization assembly 30 may be arranged in the shell 10. Specifically, the atomization assembly may be mounted in the liquid storage structure 20, to heat the liquid atomization substrate delivered from the liquid storage structure 20. The power supply assembly 40 is arranged in the shell 10, and may be connected to the atomization assembly 30 to provide electric energy for the atomization assembly 30.

In an aspect, the shell 10 may include a housing 11, a first cover 12, a second cover 13, and a suction nozzle 14. The housing 11 is a structure with two run-through ends, and has a first opening 111 and a second opening 112 in an axial direction of the housing. In an aspect, the housing 11 may be approximately a flat columnar structure. The first cover 12 may be arranged at an end of the housing 11 to cover the first opening 111 at the end of the housing 11. The second cover 13 may be embedded in the housing 11 through the second opening 112, and may be sleeved on a periphery of the liquid storage structure 20. The second cover 13 may cover the second opening 112. The suction nozzle 14 protrudes from an end of the second cover 13. The shell 10 is provided with an inhalation opening 141, and the inhalation opening 141 is provided at an end of the suction nozzle 14 away from the second cover 13 to output aerosols for inhalation by the user.

In an aspect, the housing 11 may be separately detachably connected to the first cover 12 and the second cover 13. Specifically, the housing 11 may be separately connected to the first cover 12 and the second cover 13 through a plug-in structure. The suction nozzle 14 may also be detachably connected to the second cover 13. Specifically, the suction nozzle 14 may also be connected to the second cover 13 through a plug-in structure. In an aspect, the housing 11 may alternatively be an integrally formed structure with the first cover 12 or the second cover 13, and the suction nozzle 14 may also be an integrally formed structure with the second cover 13.

As shown in FIG. 3 to FIG. 5, in an aspect, the liquid storage structure 20 may include a liquid storage housing 21, a first end cover 22, and a second end cover 23. The liquid storage housing 21 may be configured to store the liquid atomization substrate. The first end cover 22 and the second end cover 23 may be respectively arranged at two ends of the liquid storage housing 21, and may be detachably assembled with the liquid storage housing 21.

In an aspect, the liquid storage housing 21 may be a tubular structure, and a cross-sectional shape and size of the liquid storage housing may match a cross-sectional shape and size of the shell 10. A liquid storage cavity 211 is arranged on an inner side of the shell 10. Specifically, the liquid storage cavity 211 may be formed in the liquid storage housing 21. In an aspect, there may be at least two liquid storage cavities 211, and the at least two liquid storage cavities 211 are arranged independently. Specifically, in an aspect, there may be two liquid storage cavities 211. That is, a first liquid storage cavity 211a and a second liquid storage cavity 211b may be included, where the first liquid storage cavity 211a may be arranged close to the inhalation opening 141, and the second liquid storage cavity 211b may be arranged facing the second cover 13. The two liquid storage cavities 211 may be arranged in an axial direction of the liquid storage housing 21 or the shell 10, and the two liquid storage cavities 211 are independent of each other. In an aspect, the first liquid storage cavity 211a and the second liquid storage cavity 211b may be arranged coaxially.

In an aspect, the liquid storage cavity 211 may alternatively be directly formed in the shell 10. In some other embodiments, there may not be only two liquid storage cavities 211, and there may be three, four, five liquid storage cavities.

In an aspect, each liquid storage cavity 211 may store a different atomization substrate. For example, the first liquid storage cavity 211a may be configured to store a first atomization substrate, the second liquid storage cavity 211b may be configured to store a second atomization substrate, and the first atomization substrate and the second atomization substrate may be atomization substrates of different flavors. In an aspect, each liquid storage cavity 211 may store a same atomization substrate, that is, the first atomization substrate and the second atomization substrate may be atomization substrates of a same flavor.

In an aspect, capacities of liquid storage cavities 211 may be set to a same value. Specifically, the first liquid storage cavity 211a and the second liquid storage cavity 211b may have a same capacity and may be formed by equally dividing the liquid storage housing 21 in an axial direction. In some other embodiments, capacities of liquid storage cavities 211 may alternatively be set to different values.

In an aspect, a separating member 212 may be arranged between two liquid storage cavities 211 that are arranged adjacent to each other. There may be one separating member 212, and the separating member 212 may be arranged between the first liquid storage cavity 211a and the second liquid storage cavity 211b to separate the first liquid storage cavity 211a from the second liquid storage cavity 211b, so that the first liquid storage cavity 211a and the second liquid storage cavity 211b are arranged independently. Specifically, the separating member 212 is arranged in the middle of the liquid storage housing 21, to divide internal space of the liquid storage housing 21 into the first liquid storage cavity 211a and the second liquid storage cavity 211b that have an equal capacity. A periphery of the separating member 212 may be connected to an inner wall of the liquid storage housing 21, and the separating member 212 may be an integrally formed structure with the liquid storage housing 21. That is, the separating member 212 is fixed. In an aspect, the separating member 212 and the liquid storage housing 21 may alternatively be a detachably-connected structure. For example, the separating member 212 and the liquid storage housing 21 may be set to be connected and fixed through a clamping structure or a bonding structure. In an aspect, a position of the separating member 212 may alternatively be adjusted and arranged. For example, a plurality of positioning grooves are provided at intervals on the inner wall of the liquid storage housing 21 in the axial direction, and the position of the separating member 212 is adjusted by inserting the separating member 212 into different positioning grooves, so that capacities of adjacent liquid storage cavities 211 may be adjusted by adjusting the position of the separating member 212.

In an aspect, a first mounting hole 2120 may be provided on the separating member 212, the first mounting hole 2120 may be located at a central axis of the separating member 212, and the first mounting hole 2120 and the inhalation opening 141 may be provided coaxially. The first mounting hole 2120 may be configured for passing through and mounting of the atomization assembly 30. In an aspect, the first mounting hole 2120 may alternatively be provided at any position of the separating member 212. A plurality of first convex edges 2121 may be arranged on a surface of the separating member 212 facing the liquid storage cavity 211, and a first liquid absorbing groove 2122 may be formed between two first convex edges 2121 that are arranged adjacent to each other, where the first liquid absorbing groove 2122 may absorb the liquid atomization substrate. In an aspect, the first convex edge 2121 and the first liquid absorbing groove 2122 may be omitted.

In an aspect, one end of the liquid storage housing 21 may be provided with a first liquid injection port 213 and the other end of the liquid storage housing 21 may be provided with a second liquid injection port 214, where the first liquid injection port 213 may be in communication with the second liquid storage cavity 211b and configured for injection of the liquid atomization substrate into the second liquid storage cavity 211b, and the second liquid injection port 214 may be in communication with the first liquid storage cavity 211a and configured for injection of the liquid atomization substrate into the first liquid storage cavity 211a. In some other embodiments, the first liquid injection port 213 and the second liquid injection port 214 are not limited to being provided at two ends of the liquid storage housing 21, but may be provided on a side wall of the liquid storage housing 21.

In an aspect, the first end cover 22 may be arranged covering the first liquid injection port 213, and may be detachably connected to the liquid storage housing 21. Specifically, in an aspect, the first end cover 22 may be fixed to the liquid storage housing 21 in an interference fit manner. A second mounting hole 221 may be provided on the first end cover 22, and the second mounting hole 221 and the first mounting hole 2120 may be provided coaxially. Specifically, the second mounting hole 221 may be provided at a central axis of the second end cover 22, for mounting of the atomization assembly 30. Specifically, the atomization assembly 30 may be inserted into the second mounting hole 221. In an aspect, a plurality of second convex edges 222 may be arranged at intervals on a side of the second end cover 22 facing the liquid storage cavity 211, and a gap between two second convex edges 222 that are arranged adjacent to each other may form a second liquid absorbing groove 223 for absorbing the liquid atomization substrate. In an aspect, the second convex edge 222 and the second liquid absorbing groove 223 may be omitted.

In an aspect, the second end cover 23 may be arranged covering the second liquid injection port 214, and may be detachably connected to the liquid storage housing 21. In an aspect, the second end cover 23 may be fixed to the liquid storage housing 21 in an interference fit manner. An air outlet hole 231 may be provided on the second end cover 23, and the air outlet hole 231 is provided coaxially with the first mounting hole 2120 and provided coaxially with the inhalation opening 141. The air outlet hole 231 may be provided at the central axis of the second end cover 23 and provided through in a thickness direction of the second end cover 23, which may be configured for the atomization assembly 30 and the suction nozzle 14 and communicate the atomization assembly 30 with the suction nozzle 14. In some embodiment, the second end cover 23 and the liquid storage housing 21 may alternatively be an integral structure. In an aspect, a plurality of third convex edges 232 may be arranged at intervals on a surface of the second end cover 23 facing the liquid storage cavity 211, and a third liquid absorbing groove 233 may be formed between two third convex edges 232 that are arranged adjacent to each other, for absorbing the liquid atomization substrate. In an aspect, the third convex edge 232 and the third liquid absorbing groove 233 may be omitted. In an aspect, the liquid storage structure 20 may further include a sealing member 24, and the sealing member 24 may be partially embedded in the first mounting hole 2120 and sleeved on a partial periphery of the atomization assembly 30. In an aspect, the sealing member 24 may be a sealing sleeve. Specifically, the sealing member may be a silicone sleeve. In an aspect, the sealing member 24 may be omitted.

As shown in FIG. 5 to FIG. 8, in an aspect, the atomization assembly 30 may include an atomization base 31 and at least two groups of heating structures 32. The atomization base 31 may be cylindrical and may be a structure with two run-through ends. The atomization base 31 may penetrate the at least two liquid storage cavities 211. Specifically, the atomization base 31 may be arranged at a central axis of the liquid storage housing 21, and may extend out of the first mounting hole 2120. One end of the atomization base is inserted into the second mounting hole 221, and the other end extends toward the air outlet hole 231. The at least two groups of heating structures 32 are spaced apart in the atomization base 31, which may form an integrated structural member with the atomization base 31 and then mounted in the liquid storage housing 21. Each group of heating structures 32 may be arranged corresponding to one liquid storage cavity 211 and in liquid guiding communication with the liquid storage cavity 211, to heat the atomization substrate delivered from the corresponding liquid storage cavity 211.

In an aspect, the atomization base 31 may be a metal tube. Certainly, it may be understood that, in some other embodiments, the atomization base 31 may be not limited to the metal tube, and the atomization base 31 may alternatively be a ceramic tube or a glass tube.

In an aspect, the atomization base 31 has a first end 31a and a second end 31b, where the first end 31a may be arranged facing the inhalation opening 141, and the second end 31b may be arranged opposite to the first end 31a. A mounting channel 310 may be defined on an inner side of the atomization base 31, and the mounting channel 310 may be provided for mounting of the heating structure 32. The atomization base 31 may be provided with a window 311, where the window 311 may extend from the first end 31a of the atomization base 31 toward the second end 31b and may be spaced apart from the second end 31b by a set distance. The window 311 may be provided for partially extending by the heating structure 32 to fix and limit the heating structure 32. In an aspect, the atomization base 31 may be provided with at least two groups of liquid guiding ports 312, where the at least two groups of liquid guiding ports 312 may be provided in a one-to-one correspondence with the at least two groups of heating structures 32 and provided in a one-to-one correspondence with the at least two liquid storage cavities 211. The at least two groups of liquid guiding ports 312 may be spaced apart in an axial direction of the atomization base 31, each group of liquid guiding ports 312 may include two liquid guiding ports, and the two liquid guiding ports 312 may be spaced apart in a circumferential direction of the atomization base 31.

Each liquid guiding port 312 may be provided corresponding to one heating structure 32 and faces the corresponding liquid storage cavity 211. That is, the heating structure 32 may be in liquid guiding communication with the corresponding liquid storage cavity 211 through the liquid guiding port 312.

In an aspect, each group of liquid guiding ports 312 may not be limited to including two liquid guiding ports, but may include one or more than two liquid guiding ports. In an aspect, there may alternatively be one group of liquid guiding ports 312 or may be one liquid guiding port. The liquid guiding port 312 may be provided in the circumferential direction of the atomization base 31 and may be divided into at least two parts by at least one separating member 212 in the liquid storage cavity 211. For example, the liquid guiding port may be divided into two parts by one separating member 212, where one part may be in communication with the first liquid storage cavity 211a and a corresponding heating structure 32, and the other part may be in communication with the second liquid storage cavity 211b and a corresponding heating structure 32. In some other embodiments, the liquid guiding port 312 and the window 311 may be a same component.

In an aspect, there may be two groups of heating structures 32. That is, the heating structure 32 may include a first heating structure 32a and a second heating structure 32b. The first heating structure 32a may be arranged corresponding to the first liquid storage cavity 211a, and may be in liquid guiding communication with the first liquid storage cavity 211a through the liquid guiding port 312. The second heating structure 32b may be arranged corresponding to the second liquid storage cavity 211b, and may be in communication with the second liquid storage cavity 211b through the liquid guiding port 312. In some other embodiments, the heating structures 32 may not be limited to two heating structures, but may be three or four groups of heating structures, which specifically may be determined according to the liquid storage cavity 211.

In an aspect, each group of heating structures 32 may include an atomization core 321 and a heating element 322. The atomization core 321 may be approximately columnar and may be a structure with two run-through ends. The atomization core 321 may include a columnar body 3211 and a positioning convex portion 3212. The columnar body 3211 may be cylindrical, and has a central channel 3213 on an inner side. The positioning convex portion 3212 protrudes from a side wall of the columnar body 3211 and may extend out of the window 311, to further fix the heating structure 32 to the atomization base 31. In an aspect, there may be one heating element 322, and the heating element 322 is arranged on the atomization core 321. Specifically, the heating element 322 may be arranged in the central channel 3213 of the atomization core 321 and attached to an inner wall of the atomization core 321. In some other embodiments, the heating element 322 may not be limited to one heating element, but may be two heating elements. In an aspect, the heating element 322 may be in a shape of a mesh. The heating element may be a metal mesh, and may be wound into a hollow tubular structure.

In an aspect, each group of heating structures 32 further includes a conductive connecting member 323, and each group of heating structures may include two conductive connecting members 323. In an aspect, the conductive connecting member 323 may be a conductive wire. Certainly, it may be understood that, in some other embodiments, the conductive connecting member 323 may not be limited to the conductive wire, but may be a pin or a conductive sheet. The conductive connecting member 323 may extend out of the second end 31b of the atomization base 31. Specifically, the conductive connecting members 323 of the two groups of heating structures 32 may both extend out of the second end 31b along the mounting channel 310 to be connected to the power supply assembly 40. In an aspect, one conductive connecting member 323 in the two groups of heating structures 32 may be shared, and a total quantity of conductive connecting members 323 of the two groups of heating structures 32 may be three.

That is, the two groups of heating structures 32 may be arranged in parallel, which is conducive to heating each liquid storage cavity 211 separately. In some other embodiments, the conductive connecting member 323 of each group of heating structures 32 may not be shared.

In an aspect, the atomization assembly 30 further includes an isolating sealing member 33, and the isolating sealing member 33 may be arranged between the two groups of heating structures 32. The isolating sealing member 33 is located between the atomization base 31 and the separating member 212, and may seal at least a part of a gap between the atomization base 31 and the separating member 212. Specifically, the isolating sealing member may seal at least a part of a gap between the sealing member 24 and the atomization base 31, so that the liquid atomization substrates in the two liquid storage cavities 211 that are arranged adjacent to each other may be prevented from flowing toward each other and affecting a flavor of generated aerosols, and occurrence of a liquid leakage phenomenon may also be prevented. In an aspect, the isolating sealing member 33 is arranged between two adjacent groups of heating structures 32 and a quantity thereof may be one. Specifically, the isolating sealing member 33 may be arranged between the first heating structure 32a and the second heating structure 32b. In some other embodiments, the isolating sealing member 33 may not be limited to one isolating sealing member, but may be a plurality of isolating sealing members, and one or more isolating sealing members 33 may be arranged between two adjacent groups of heating structures 32. In an aspect, two ends of the isolating sealing member 33 may at least partially abut against two heating structures 32 that are arranged adjacent to each other, and may further isolate the two heating structures 32 that are adjacent to each other.

In an aspect, the isolating sealing member 33 may be tubular and is a structure with two run-through ends, which may be in communication with the heating structure 32. Specifically, the isolating sealing member 33 may be arranged in the atomization base 31 and tightly fit the atomization base 31. An outer wall of the isolating sealing member 33 may be in close contact with an inner wall of the atomization base 31, and may be arranged coaxially with the two groups of heating structures 32. The isolating sealing member 33 may partially extend out of the window 311 to be in contact with and seal the separating member 212. Specifically, the isolating sealing member 33 may include a main body portion 331 and an extending convex portion 332. The main body portion 331 is approximately sheet-like, may be wound into a shape of a cylinder, and is a structure with two run-through ends. The extending convex portion 332 may be arranged on two opposite sides of the main body portion 331, and may be arranged in a bent manner with the main body portion 331. When the main body portion 331 is wound into a tubular structure, the extending convex portion 332 may protrude from a side of the main body portion 331. When the isolating sealing member 33 is assembled with the atomization base 31, the extending convex portion 332 may extend out of the window 311 to be in close contact with an inner wall of the first mounting hole 2120 of the separating member 212. In some other embodiments, the isolating sealing member 33 may not be limited to being arranged in the atomization base 31, and the extending convex portion 332 may be omitted.

In an aspect, the isolating sealing member 33 may be an elastic sealing member, for example, a silicone member. Certainly, it may be understood that, in some other embodiments, the isolating sealing member 33 may not be limited to the silicone member, but may be another sealing member.

In an aspect, the atomization assembly 30 further includes an atomization tube 34, and the atomization tube 34 may be an airway tube and may be arranged at an end of the heating structure 32 arranged facing the inhalation opening 141. The atomization base 31 may be sleeved on a part of a periphery of the atomization tube 34 and may be fixed to the atomization tube 34 in an interference fit manner. In an aspect, one end of the atomization tube 34 away from the heating structure 32 may be inserted into the air outlet hole 231, to be further fixed to the second end cover 23. In an aspect, the atomization tube 34 and the atomization base 31 may alternatively be an integral structure.

As shown in FIG. 9, in an aspect, the atomization assembly 30 further includes a wire clamping structure 35, and the wire clamping structure 35 is arranged in the atomization base 31 and is located at the second end 31b of the atomization base 31. The wire clamping structure 35 may be tubular and may be a structure with two run-through ends. The wire clamping structure 35 may be a tubular structure whose cross-section is in a shape of a circle, and an outer diameter of a middle section may be greater than outer diameters of two ends. A part of an outer wall of the wire clamping structure 35 may be fixed to the inner wall of the atomization base 31 through close contact. The wire clamping structure 35 includes an airflow through hole 351, and the airflow through hole 351 may be located at a central axis of the wire clamping structure 35 for an external airflow to enter the atomization assembly 30. A wire clamping groove 352 is provided on an outer side wall of the wire clamping structure 35. There may be a plurality of wire clamping grooves 352, the plurality of wire clamping grooves 352 may be spaced apart in a circumferential direction of the wire clamping structure 35, and each conductive connecting member 323 may be clamped in one wire clamping groove 352. In an aspect, there may be one wire clamping groove 352, all conductive connecting members 323 may be clamped in the wire clamping groove 352, and adjacent conductive connecting members 323 may be insulated by arranging an insulating structure. For example, the conductive connecting member 323 may be enclosed by the insulating structure.

Through arrangement of the wire clamping structure 35, there is no need to additionally provide a wiring channel, so that a manufacturing process of the liquid storage structure 20 is simplified, miniaturized design of the liquid storage structure 20 is facilitated, and assembly may be facilitated.

During assembly of the atomization assembly 30, the atomization core 321 of the heating structure 32 and the isolating sealing member 33 may first wrap the heating element 322 with the assistance of a cotton wrapping swab, and are mounted into the atomization base 31 along the window 311 of the atomization base 31, and the wire clamping structure 35 finally clamps the conductive connecting member 323 of the heating structure 32 in the atomization base 31, to prevent the conductive connecting member 323 from being touched and leading to deformation of the heating element 322.

In an aspect, the power supply assembly 40 may include a holder 41 and a power supply 42. The holder 41 may be arranged in the shell 10, may be located at an end of the liquid storage structure 20, and may be clamped and fixed with the second cover 13. The holder 41 may support the liquid storage structure 20, and may be clamped and fixed with the first end cover 22. The power supply 42 may be arranged on the holder 41, and may be connected to the conductive connecting member 323.

In an aspect, the electronic atomization device further includes a blocking member 50. The blocking member 50 may detachably block the inhalation opening 141, and may be configured to block the inhalation opening 141 when the electronic atomization device is not used, to prevent dust and moisture from entering the electronic atomization device.

FIG. 10 to FIG. 13 show an aspect of the electronic atomization device, and a difference between the second embodiment and the first embodiment lies in that: the isolating sealing member 33 may be sleeved on a periphery of the atomization base 31, the extending convex portion 332 may be omitted, and an outer peripheral wall of the isolating sealing member 33 may be in close contact with the separating member 212. Specifically, the isolating sealing member 33 may be in close contact with the separating member 212 through the sealing member 24.

During assembly of the atomization assembly 30, the atomization core 321 of the heating structure 32 may first wrap the heating element 322 with the assistance of a cotton wrapping swab, and are mounted into the atomization base 31 along the window 311 of the atomization base 31, the isolating sealing member 33 is sleeved on the atomization base 31 and the isolating sealing member 33 is arranged between two adjacent heating structures 32, and the wire clamping structure 35 finally clamps the conductive connecting member 323 of the heating structure 32 in the atomization base 31, to prevent the conductive connecting member 323 from being touched and leading to deformation of the heating element 322.

FIG. 14 to FIG. 17 show an aspect of the electronic atomization device, and a difference between the third embodiment and the first embodiment lies in that: a quantity of heating elements 322 of each group of heating structures 32 may be set to a different value, where the first heating structure 32a may include two heating elements 322, and the two heating elements 322 may be spaced apart in an axial direction of the atomization core 321; and the second heating structure 32b may include one heating element 322.

FIG. 18 to FIG. 21 show an aspect of the electronic atomization device, and a difference between the fourth embodiment and the third embodiment lies in that: the isolating sealing member 33 may be sleeved on a periphery of the atomization base 31, the extending convex portion 332 may be omitted, and an outer of peripheral wall of the isolating sealing member 33 may be in close contact with the separating member 212. Specifically, the isolating sealing member 33 may be in close contact with the separating member 212 through the sealing member 24.

It may be understood that, the foregoing embodiments cannot be construed as a limitation on the patent scope of the disclosure. It should be noted that, for a person of ordinary skill in the art, the foregoing technical features may be combined freely, and several transformations and improvements may be further made without departing from the idea of the disclosure, all of which fall within the protection scope of the disclosure. Therefore, any equivalent change or modification made according to the scope of the claims of the disclosure shall fall within the scope of the claims of the disclosure.