WO2022057772A1

WO2022057772A1 - Electronic atomization assembly and device

Info

Publication number: WO2022057772A1
Application number: PCT/CN2021/118029
Authority: WO
Inventors: 蓝章贵; 文治华
Original assignee: 深圳麦克韦尔科技有限公司
Priority date: 2020-09-17
Filing date: 2021-09-13
Publication date: 2022-03-24
Also published as: EP4046506A1; EP4046506A4; CN112385891A

Abstract

An electronic atomization assembly (1) and device. The electronic atomization assembly (1) comprises: a liquid storage cavity (10), a heating cover (20), and a heating base (30); the heating cover (20) is provided with a first groove (21), and the first groove (21) forms the upper portion of an atomization cavity (70); an accommodating groove (211) is formed in the side wall of the first groove (21); the heating base (30) is provided with a second groove (31), and the second groove (31) forms the lower portion of the atomization cavity (70) and is combined with the upper portion of the atomization cavity (70) to form the atomization cavity (70); a protruding rib (311) is provided on the side wall of the second groove (31), the protruding rib (311) is accommodated in the accommodating groove (211), and the protruding rib (311) and the accommodating groove (211) are provided in a matching manner and used for achieving sealing between the liquid storage cavity (10) and the atomization cavity (70). The performance of the electronic atomization device is improved by preventing liquid leakage of the liquid storage cavity (10) from seeping into the atomization cavity (70), and a user is prevented from suctioning a liquid to be atomized during suctioning.

Description

A kind of electronic atomization assembly and its device

This application claims priority based on Chinese patent application 2020109813116 filed on September 17, 2020, the entire contents of which are incorporated herein by reference.

technical field

The present application relates to the technical field of atomizers, and in particular, to an electronic atomization assembly and a device thereof.

Background technique

In the existing electronic atomization device, suction leakage is a common industry pain point, that is, when the user uses the electronic atomization device, the liquid to be atomized will be sucked. One of the main reasons for the leakage of suction is that the sealing of the atomization chamber is insufficient, which causes the liquid to be atomized in the liquid container to be atomized to seep into the atomization chamber, and then be sucked into the central pipe during suction, forming a Suction leakage phenomenon. Another reason for the leakage of suction is that the condensed liquid of the atomized aerosol forms an oil film on the central tube, which is difficult to rupture and is easily sucked into the user's mouth during suction.

SUMMARY OF THE INVENTION

In view of this, the present application provides an electronic atomization assembly and a device thereof to solve the problem of suction and leakage in the prior art.

In order to solve the above technical problems, the first technical solution provided by this application is to provide an electronic atomization assembly, including: a liquid storage tank, a heating cover and a heating seat, the heating cover is provided with a first groove, the The first groove forms the upper part of the atomization chamber; the side wall of the first groove is provided with an accommodating groove; the heating seat is provided with a second groove, and the second groove forms the lower part of the atomization chamber, which is the same as the lower part of the atomization chamber. The upper part of the atomization cavity is combined to form an atomization cavity; the side wall of the second groove is provided with a convex bone, the convex bone is accommodated in the accommodating groove, and the convex bone is connected to the accommodating groove. The cooperative arrangement is used to realize the sealing between the liquid storage tank and the atomization chamber.

Wherein, the grooving direction of the accommodating groove is the same as the grooving direction of the first groove; the height direction of the convex bone is the same as the grooving direction of the second groove.

Wherein, the side wall of the first groove includes a first side wall, a second side wall, a third side wall and a fourth side wall, the first side wall and the third side wall are arranged opposite to each other, and the The second side wall is opposite to the fourth side wall, the second side wall is provided with a first accommodating groove, the fourth side wall is provided with a second accommodating groove; the second groove The sidewall includes a fifth sidewall, a sixth sidewall, a seventh sidewall and an eighth sidewall, the fifth sidewall and the seventh sidewall are arranged opposite to the The eight side walls are arranged oppositely, the sixth side wall is provided with a first convex bone, and the eighth side wall is provided with a second convex bone.

Wherein, the first side wall is provided with a first notch, and the third side wall is provided with a second notch; one end of the first accommodating groove extends to the first side wall and is close to the first side wall. a notch, the other end extends to the third side wall and is close to the second notch; one end of the second accommodating groove extends to the first side wall and is close to the first notch, and the other end extends to the the third sidewall is close to the second gap;

The fifth side wall is provided with a third notch, and the seventh side wall is provided with a fourth notch; one end of the first convex bone extends to the fifth side wall and is close to the third notch, The other end extends to the seventh side wall and is close to the fourth notch; one end of the second convex bone extends to the fifth side wall and is close to the third notch, and the other end extends to the seventh sidewall and close to the fourth notch.

Wherein, the inner side wall of the accommodating groove is provided with a depression, the side wall of the convex bone is provided with a protrusion, and the protrusion is arranged in cooperation with the depression.

Wherein, the material of the heating cover is plastic, and the material of the heating seat is silica gel.

Wherein, the bottom wall of the first groove is provided with a through hole, and the hole wall of the through hole is provided with a bump or a third groove.

Wherein, the wall of the through hole is provided with a plurality of bumps or third grooves arranged at intervals along the circumferential direction.

Wherein, the cross section of the bump or the third groove is square, triangular or arc.

Wherein, the electronic atomization assembly further includes a suction pipe, and the through hole is communicated with the suction pipe, so that the atomization cavity is communicated with the suction pipe.

In order to solve the above technical problems, the second technical solution provided by this application is to provide an electronic atomization device, the electronic atomization device includes an electronic atomization assembly and a power supply assembly, and the electronic atomization assembly is any one of the above The electronic atomization component described in item.

Beneficial effects of the present application: Different from the prior art, in the present application, an accommodating groove is arranged on the heating cover, a protruding bone is arranged on the heating seat, and the protruding bone and the accommodating groove are arranged in cooperation to realize the gap between the liquid storage tank and the atomization chamber. It can improve the performance of the electronic atomization device by preventing the leakage of the liquid storage tank from infiltrating the atomization cavity, and at the same time prevent the user from inhaling the liquid to be atomized during suction, which will affect the user's experience of use.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present application more clearly, the following briefly introduces the drawings that are used in the description of the embodiments. 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 from these drawings without any creative effort.

1 is a schematic longitudinal cross-sectional view of an electronic atomization assembly provided by the present application;

2 is a schematic longitudinal cross-sectional view of another angle of the electronic atomization assembly provided by the present application;

3 is a schematic structural diagram of a heating cover in the first embodiment of the electronic atomization assembly provided by the present application;

4 is a schematic structural diagram of a heating seat in the first embodiment of the electronic atomization assembly provided by the present application;

5 is a schematic diagram of the assembly structure of the heating cover and the heating seat in the electronic atomization assembly provided by the present application;

6 is a schematic structural diagram of a through hole on a heating cover in an electronic atomization assembly provided by the present application;

7 is a schematic structural diagram of another embodiment of the through hole on the heating cover in the electronic atomization assembly provided by the present application;

8 is a schematic diagram of the assembly of the accommodating groove on the heating cover and the convex bone on the heating seat in the second embodiment of the electronic atomization assembly provided by the present application;

FIG. 9 is a schematic structural diagram of the electronic atomization device provided by the present application.

detailed description

The present application will be further described in detail below with reference to the accompanying drawings and embodiments. It is particularly pointed out that the following examples are only used to illustrate the present application, but do not limit the scope of the present application. Similarly, the following embodiments are only some of the embodiments of the present application, but not all of the embodiments, and all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present application.

The terms "first", "second" and "third" in this application are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as "first", "second", "third" may expressly or implicitly include at least one of that feature. In the description of the present application, "a plurality of" means at least two, such as two, three, etc., unless otherwise expressly and specifically defined. All directional indications (such as up, down, left, right, front, rear...) in the embodiments of the present application are only used to explain the relative positional relationship between components under a certain posture (as shown in the accompanying drawings). , motion situation, etc., if the specific posture changes, the directional indication also changes accordingly. The terms "comprising" and "having" and any variations thereof in the embodiments of the present application are intended to cover non-exclusive inclusion. For example, a process, method, system, product or device comprising a series of steps or units is not limited to the listed steps or units, but optionally also includes unlisted steps or units, or optionally also includes Other steps or components inherent to these processes, methods, products or devices.

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

Please refer to FIG. 1 and FIG. 2, FIG. 1 is a schematic longitudinal cross-sectional view of the electronic atomization assembly provided by the present application, and FIG. 2 is a longitudinal cross-sectional schematic view of another angle of the electronic atomization assembly provided by the present application, wherein the AA direction and the BB direction vertical.

The electronic atomization assembly 1 includes a liquid storage tank 10 , a heating cover 20 , a heating seat 30 , a heating wire 40 , a suction pipe 50 and a suction nozzle 60 .

The liquid storage bin 10 is sleeved on the heating cover 20 for storing the liquid to be atomized. The liquid storage tank 10 is usually made of plastic, and can also be made of metal such as aluminum and stainless steel, as long as it can store the liquid to be atomized without reacting with it to make it deteriorate; the shape and size of the liquid storage tank 10 are not limited. Can be designed as needed.

An atomizing chamber 70 is formed between the heating cover 20 and the heating seat 30 , the heating wire 40 is arranged between the heating cover 20 and the heating seat 30 , and the heating wire 40 is at least partially arranged in the atomizing chamber 70 . The heating cover 20 cooperates with the heating seat 30 to realize the sealing between the liquid storage tank 10 and the atomization chamber 70 . The material of the heating cover 20 is plastic, preferably plastic PCTG (polyethylene terephthalate-1,4-cyclohexanedimethanol). The material of the heating seat 30 is silica gel, preferably 70 degree silica gel. The shape and size of the heating cover 20 and the heating base 30 are not limited, and can be designed as required.

The suction pipe 50 penetrates through the liquid storage tank 10 , one end of the suction pipe 50 is connected with the suction nozzle 60 , and the other end is connected with the heating cover 20 . The suction pipe 50 communicates with the atomization chamber 70 through the heating cover 20 , so that the atomized gas in the atomization chamber 70 is sucked by the user through the suction pipe 50 .

The sealing between the liquid storage bin 10 and the atomization chamber 70 can prevent the liquid to be atomized from leaking from the liquid storage chamber 10 into the atomization chamber 70 . Since the atomization chamber 70 is communicated with the suction pipe 50, by preventing the liquid to be atomized from leaking from the liquid storage tank 10 into the atomization chamber 70, the leakage of liquid can be prevented from entering the suction pipe 50, thereby avoiding the phenomenon of suction and leakage. .

Please refer to FIGS. 3 and 4 , FIG. 3 is a schematic structural diagram of the heating cover in the first embodiment of the electronic atomization assembly provided by the application, and FIG. 4 is the structure of the heating seat in the first embodiment of the electronic atomization assembly provided by the application. Schematic.

Referring to FIG. 3 , in the first embodiment, the heating cover 20 is provided with a first groove 21 , and the first groove 21 forms the upper part of the atomizing chamber 70 . The side wall of the first groove 21 is provided with an accommodating groove 211, and the groove direction of the accommodating groove 211 is the same as that of the first groove 21, that is to say, the depth direction of the accommodating groove 211 is the same as that of the first groove 211. The depth directions of the grooves 21 are the same.

The side wall of the first groove 21 includes a first side wall 212, a second side wall 213, a third side wall 214 and a fourth side wall 215; wherein, the first side wall 212 and the third side wall 214 are arranged opposite to each other, The second side wall 213 and the fourth side wall 215 are disposed opposite to each other. A first notch 2121 is provided on the first side wall 212, and a second notch 2141 is provided on the third side wall 214. The shape and size of the first notch 2121 and the second notch 2141 are the same; the first notch 2121 and the second notch 2141 2141 is the lower liquid ventilation port of the electronic atomization assembly 1 . A first accommodating groove 2111 is provided on the second side wall 213 , and a second accommodating groove 2112 is provided on the fourth side wall 215 . One end of the first accommodating groove 2111 disposed on the second side wall 213 extends to a part of the first side wall 212 and is close to the first notch 2121 ; the other end extends to a part of the third side wall 214 and is close to the second notch 2141 . One end of the second accommodating groove 2112 disposed on the fourth side wall 215 extends to a part of the first side wall 212 and is close to the first notch 2121 ; the other end extends to a part of the third side wall 214 and is close to the second notch 2141 .

In a specific implementation manner, the accommodating groove 211 may be provided only on the second side wall 213 , or the accommodating groove 211 may only be provided on the fourth side wall 215 ; A groove 2111 is formed, and a second receiving groove 2112 is formed on the fourth side wall 215 . The first accommodating groove 2111 and the second accommodating groove 2112 may be continuous or discontinuous; preferably, both the first accommodating groove 2111 and the second accommodating groove 2112 are continuous.

The first accommodating groove 2111 and the second accommodating groove 2112 are closed ends near the first notch 2121 or the second notch 2141 , and are not communicated with the first notch 2121 or the second notch 2141 . That is, the ends of the first accommodating groove 2111 and the second accommodating groove 2112 close to the first notch 2121 or the second notch 2141 are blocked by the side walls of the first notch 2121 or the second notch 2141 . The heights of the two opposite side walls of the first accommodating groove 2111 and the second accommodating groove 2112 may be the same or different. In one embodiment, the side walls of the first accommodating groove 2111 and the second accommodating groove 2112 close to the atomization cavity 70 are lower than the side walls of the first accommodating groove 2111 and the second accommodating groove 2112 far from the atomization cavity The side walls of the 70, that is, the inner side walls of the first accommodating groove 2111 and the second accommodating groove 2112 are lower than the outer side walls, so as to facilitate the installation on the protruding bone 311 of the heating seat 30, and make the atomization cavity 70 have a larger size. Space. The cross-sections of the first accommodating groove 2111 and the second accommodating groove 2112 are trapezoidal, with upper width and lower narrow, and the edges and corners are set as arcs, which facilitates the assembly of the accommodating groove 211 and the protruding bone 311 and seals well. The depths of the first accommodating groove 2111 and the second accommodating groove 2112, the heights of the two opposite side walls, and the cross-sectional shape are designed according to needs, and in cooperation with the protruding bones 311, the space between the atomizing chamber 70 and the liquid storage tank 10 can be realized. can be sealed.

Referring to FIG. 4 , in the first embodiment, the heating base 30 is provided with a second groove 31 , the second groove 31 forms the lower part of the atomization cavity 70 , and cooperates with the first groove 21 to form the atomization cavity 70 . The side wall of the second groove 31 is provided with a protruding bone 311 , and the height direction of the protruding bone 311 is the same as the extending direction of the side wall of the second groove 31 .

The side wall of the second groove 31 includes a fifth side wall 312, a sixth side wall 313, a seventh side wall 314 and an eighth side wall 315; wherein, the fifth side wall 312 and the seventh side wall 314 are disposed opposite to each other, the first The sixth side wall 313 and the eighth side wall 315 are disposed opposite to each other. A third notch 3121 is provided on the fifth side wall 312, and a fourth notch 3141 is provided on the seventh side wall 314. The shape and size of the third notch 3121 and the fourth notch 3141 are the same. One end of the heating wire 40 is lapped on the third notch 3121 of the heating base 30 , and the other end is lapped on the fourth notch 3141 , so that the middle part of the heating wire 40 is suspended in the atomizing chamber 70 . A first protruding bone 3111 is provided on the sixth side wall 313 , and a second protruding bone 3112 is provided on the eighth side wall 315 . One end of the first protruding bone 3111 disposed on the sixth side wall 313 extends to a part of the fifth side wall 312 and is close to the third notch 3121 ; the other end extends to a part of the seventh side wall 314 and is close to the fourth notch 3141 . One end of the second protruding bone 3112 disposed on the eighth side wall 315 extends to a part of the fifth side wall 312 and is close to the third notch 3121 ; the other end extends to a part of the seventh side wall 314 and is close to the fourth notch 3141 .

In a specific implementation manner, the protruding ribs 311 may be provided only on the sixth side wall 313 , or the protruding ribs 311 may only be provided on the eighth side wall 315 ; preferably, the first protruding ribs 3111 are provided on the sixth side wall 313 , and a second protruding bone 3112 is arranged on the eighth side wall 315 . The first convex bone 3111 and the second convex bone 3112 may be continuous or discontinuous; preferably, both the first convex bone 3111 and the second convex bone 3112 are continuous.

The end faces of the first convex bone 3111 and the second convex bone 3112 near the third notch 3121 or the fourth notch 3141 are coplanar with the side surface of the third notch 3121 or the fourth notch 3141 and face the first convex bone 3111 or the second convex bone One side of the 3112 is sloped. The cross section of the first protruding bone 3111 and the second protruding bone 3112 is trapezoidal, the top is narrow and the bottom is wide, and the edges and corners are set as arcs, which is convenient for the accommodating groove 211 and the protruding bone 311 to be assembled and well sealed. The height and cross-sectional shape of the first protruding bone 3111 and the second protruding bone 3112 can be designed according to needs, and the sealing between the atomizing chamber 70 and the liquid storage tank 10 can be achieved by cooperation with the accommodating groove 211 .

Please refer to FIG. 5 , which is a schematic diagram of the assembly structure of the heating cover and the heating seat in the electronic atomization assembly provided by the present application.

After the heating cover 20 and the heating seat 30 are assembled together, the first notch 2121 on the heating cover 20 corresponds to the third notch 3121 on the heating seat 30, and the second notch 2141 on the heating cover 20 corresponds to the fourth notch on the heating seat 30. Notches 3141 correspond. The structural dimensions of the protruding ribs 311 provided on the side walls of the second groove 31 are matched with the structural dimensions of the accommodating grooves 211 provided on the side walls of the first groove 21 to achieve good sealing.

In one embodiment, the first accommodating groove 2111 is continuous; the second accommodating groove 2112 is discontinuous, that is, the second accommodating groove 2112 includes multiple sub-accommodating grooves 211 , and the structures between the multiple sub-accommodating grooves 211 The dimensions may be the same or different. Preferably, the structural dimensions of the multiple sub-accommodating grooves 211 are the same; the depth of the second accommodating groove 2112 is greater than the depth of the first accommodating groove 2111 . At the same time, the first protruding bone 3111 is continuous; the second protruding bone 3112 is discontinuous, that is, the second protruding bone 3112 includes a plurality of sub-protruding bones 311, and the structural dimensions of the multiple sub-protruding bones 311 can be the same or different. The structural dimensions of the segment convex ribs 311 are the same; the height of the second convex bone 3112 is greater than the height of the first convex bone 3111 . The accommodating grooves 211 and the protruding bones 311 are arranged to match the structure and size, and the number of the multi-segment accommodating grooves 211 and the multi-segment protruding bones 311 is the same. When the accommodating groove 211 and the protruding bone 311 are arranged in multiple sections, the depth of the accommodating groove 211 can be appropriately deepened, and the height of the protruding bone 311 can be correspondingly increased, so as to achieve a better sealing effect. The accommodating groove 211 and the protruding bone 311 are set to be continuous. Compared with the multi-segment accommodating groove 211 and the multi-segment protruding bone 311, a better sealing effect can be achieved, and the liquid storage tank 10 can be prevented from leaking to the atomization chamber 70 to the greatest extent. .

In other embodiments, a convex bone 311 is provided on the side wall of the first groove 21 of the heating cover 20 , and the height direction of the convex bone 311 is opposite to the depth direction of the first groove 21 ; the second groove 31 of the heating seat 30 An accommodating groove 211 is provided on the side wall of the accommodating groove 211 , and the depth direction of the accommodating groove 211 is the same as the depth direction of the second groove 31 . The structural dimensions of the accommodating groove 211 and the protruding bone 311 are matched to each other.

Please refer to FIG. 6 , which is a schematic structural diagram of the through hole on the heating cover in the electronic atomization assembly provided by the present application.

A through hole 216 is provided on the bottom wall of the first groove 21 , and the suction pipe 50 is communicated with the atomizing chamber 70 through the through hole 216 , so that the atomized gas in the atomizing chamber 70 is passed through the suction pipe 50 by the user. Suck. A plurality of bumps 2161 are provided on the hole wall of the through hole 216 . The thickness of the bumps 2161 and the depth of the through hole 216 may be the same or different. When the thickness of the bump 2161 is smaller than the depth of the through hole 216 , one surface of the bump 2161 and one end surface of the through hole 216 are on the same plane, or the bump 2161 is disposed in the middle of the side wall of the through hole 216 .

The plurality of bumps 2161 are arranged at intervals along the circumference of the hole wall of the through hole 216 , and the intervals between the plurality of bumps 2161 may be equal or unequal. Preferably, the plurality of bumps 2161 are arranged at equal intervals. The bumps 2161 can be arranged on the entire circumference of the hole wall of the through hole 216, or can be arranged on a certain section of the hole wall of the through hole 216. The cross section of the bump 2161 is a square, a triangle, an arc or other shapes, and it is only necessary to make the hole wall of the through hole 216 uneven. The cross-sectional shapes and sizes of the plurality of bumps 2161 may be the same or different, and it is only necessary to make the hole walls of the through holes 216 uneven. Among them, a plurality of bumps 2161 are arranged in a certain section of the hole wall of the through hole 216, or the cross-sectional shapes and sizes of the plurality of bumps 2161 are different, so that the through hole 216 forms an asymmetric structure, so that the liquid film is more easily broken; preferably The plurality of bumps 2161 form an asymmetric structure in the circumferential direction of the hole wall of the through hole 216 .

By arranging a plurality of bumps 2161 on the hole wall of the through hole 216, the hole wall of the through hole 216 is uneven, so as to avoid the formation of a liquid film at the through hole 216 after the condensate accumulates during the use of the electronic atomization device, preventing suction The phenomenon of liquid leakage occurs, which improves the performance of the electronic atomization device.

Please refer to FIG. 7 , which is a schematic structural diagram of another embodiment of the through hole on the heating cover in the electronic atomization assembly provided by the present application.

In another embodiment, a plurality of grooves 2162 are provided on the hole wall of the through hole 216 , and two opposite ends of the grooves 2162 in the depth direction of the through hole 216 may be an open end and a closed end. , or both can be open ends or closed ends; preferably, both ends of the groove 2162 are open ends.

The plurality of grooves 2162 are arranged at intervals along the circumference of the hole wall of the through hole 216 , and the intervals between the plurality of grooves 2162 may be equal or unequal. Preferably, the plurality of grooves 2162 are arranged at equal intervals. The grooves 2162 can be arranged on the entire circumference of the hole wall of the through hole 216 , or can be arranged on a certain section of the hole wall of the through hole 216 . The cross section of the groove 2162 is a square, a triangle, an arc or other shapes, and it is only necessary to make the hole wall of the through hole 216 uneven. The cross-sectional shapes and sizes of the plurality of grooves 2162 may be the same or different, as long as the hole walls of the through holes 216 are uneven. Wherein, a plurality of grooves 2162 are arranged in a certain section of the hole wall of the through hole 216, or the cross-sectional shape and size of the plurality of grooves 2162 are different, so that the through hole 216 forms an asymmetric structure, so that the liquid film is more easily broken; preferably The plurality of grooves 2162 form an asymmetric structure in the circumferential direction of the hole wall of the through hole 216 .

By arranging a plurality of grooves 2162 on the hole wall of the through hole 216, the hole wall of the through hole 216 is uneven, so as to avoid the formation of a liquid film at the through hole 216 after the condensate accumulates during the use of the electronic atomization device, preventing suction The phenomenon of liquid leakage occurs, which improves the performance of the electronic atomization device.

Please refer to FIG. 8 , which is a schematic diagram of the assembly of the accommodating groove on the heating cover and the protruding bone on the heating seat in the second embodiment of the electronic atomization assembly provided by the present application.

Compared with the first embodiment, the second embodiment of the electronic atomization assembly 1 has basically the same structure, the difference lies in the structure of the accommodating groove 211 on the heating cover 20 and the structure of the protruding bone 311 on the heating seat 30 different.

In the second embodiment, the heating cover 20 is provided with a first groove 21 , and the first groove 21 forms the upper part of the atomizing chamber 70 . The side wall of the first groove 21 is provided with an accommodating groove 211, and the groove direction of the accommodating groove 211 is the same as that of the first groove 21, that is to say, the depth direction of the accommodating groove 211 is the same as that of the first groove 211. The depth directions of the grooves 21 are the same. A recess 2113 is provided on the inner side wall of the accommodating groove 211 . The accommodating groove 211 has two opposite inner side walls in the direction perpendicular to its extending direction, and a depression 2113 may be provided on both the opposite inner side walls, or only one of the inner side walls may be provided with a depression 2113; preferably , recesses 2113 are provided on the two opposite inner side walls of the accommodating groove 211 . The depth direction of the recess 2113 is perpendicular to the depth direction of the accommodating groove 211 .

The first accommodating groove 2111 and the second accommodating groove 2112 are closed ends near the first notch 2121 or the second notch 2141 , and are not communicated with the first notch 2121 or the second notch 2141 . The heights of the two opposite side walls of the first accommodating groove 2111 and the second accommodating groove 2112 may be the same or different.

Specifically, the depression 2113 may be provided only on the first accommodating groove 2111, the depression 2113 may only be provided on the second accommodating groove 2112, or both the first accommodating groove 2111 and the second accommodating groove 2112 may be provided. A recess 2113 is provided; preferably, a recess 2113 is provided on both the first accommodating groove 2111 and the second accommodating groove 2112 . The extending direction of the recess 2113 is the same as the extending direction of the first accommodating groove 2111 or the second accommodating groove 2112 . The depressions 2113 may be continuous or discontinuous; preferably, the depressions 2113 are continuous. Wherein, the first accommodating groove 2111 or the second accommodating groove 2112 is continuous, and the recesses 2113 provided on the first accommodating groove 2111 and the second accommodating groove 2112 may be continuous or discontinuous; The first accommodating groove 2111 or the second accommodating groove 2112 is discontinuous, and the recesses 2113 provided on each section of the accommodating groove 211 are continuous.

In specific implementation, preferably, a first accommodating groove 2111 is provided on the second side wall 213 of the first groove 21 , a second accommodating groove 2112 is provided on the fourth side wall 215 , the first accommodating groove 2111 and the second accommodating groove 2112 are provided on the fourth side wall 215 . The two accommodating grooves 2112 are continuous; depressions 2113 are provided on the two opposite inner side walls of each accommodating groove 211 of the first accommodating groove 2111 and the second accommodating groove 2112, and the depressions 2113 are continuous .

The depths of the first accommodating groove 2111 and the second accommodating groove 2112, the heights of the two opposite side walls, and the cross-sectional shape are designed according to needs, and in cooperation with the protruding bones 311, the space between the atomizing chamber 70 and the liquid storage tank 10 can be realized. can be sealed.

In the second embodiment, the heating base 30 is provided with a second groove 31 , the second groove 31 forms the lower part of the atomization cavity 70 , and cooperates with the first groove 21 to form the atomization cavity 70 . The side wall of the second groove 31 is provided with a convex bone 311, the height direction of the convex bone 311 is the same as the extension direction of the side wall of the second groove 31, and a protrusion 3113 is provided on the side wall of the convex bone 311. The height direction of 3113 is perpendicular to the height direction of convex bone 311 . The protruding bone 311 has two opposite sidewall surfaces in a direction perpendicular to its extending direction. Protrusions 3113 may be provided on both of the opposite sidewall surfaces, or only one sidewall surface may be provided with a protrusion 3113 .

The side wall of the second groove 31 includes a fifth side wall 312, a sixth side wall 313, a seventh side wall 314 and an eighth side wall 315; wherein, the fifth side wall 312 and the seventh side wall 314 are disposed opposite to each other, the first The sixth side wall 313 and the eighth side wall 315 are disposed opposite to each other. A third notch 3121 is formed on the fifth side wall 312 , and a fourth notch 3141 is formed on the seventh side wall 314 , and the shape and size of the third notch 3121 and the fourth notch 3141 are the same. One end of the heating wire 40 is lapped on the third notch 3121 of the heating base 30 , and the other end is lapped on the fourth notch 3141 , so that the middle part of the heating wire 40 is suspended in the atomizing chamber 70 . A first protruding bone 3111 is provided on the sixth side wall 313 , and a second protruding bone 3112 is provided on the eighth side wall 315 . One end of the first protruding bone 3111 disposed on the sixth side wall 313 extends to a part of the fifth side wall 312 and is close to the third notch 3121 ; the other end extends to a part of the seventh side wall 314 and is close to the fourth notch 3141 . One end of the second protruding bone 3112 disposed on the eighth side wall 315 extends to a part of the fifth side wall 312 and is close to the third notch 3121 ; the other end extends to a part of the seventh side wall 314 and is close to the fourth notch 3141 . The first protruding bone 3111 and the second protruding bone 3112 are closed ends close to the third notch 3121 or the fourth notch 3141 , and do not communicate with the third notch 3121 or the fourth notch 3141 .

Specifically, the protrusions 3113 may be provided only on the first convex bone 3111 , the protrusions 3113 may be provided only on the second convex bone 3112 , or both the first convex bone 3111 and the second convex bone 3112 may be provided with protrusions 3113 . Protrusions 3113; preferably, protrusions 3113 are provided on both the first convex bone 3111 and the second convex bone 3112. The extension direction of the protrusion 3113 is the same as the extension direction of the first convex bone 3111 or the second convex bone 3112 . The protrusions 3113 may be continuous or discontinuous; preferably, the protrusions 3113 are continuous. Wherein, the first convex bone 3111 or the second convex bone 3112 is continuous, and the protrusions 3113 provided on the first convex bone 3111 and the second convex bone 3112 may be continuous or discontinuous; The 3111 or the second protruding bone 3112 is discontinuous, and the protrusions 3113 provided on each section of the accommodating groove 211 are continuous.

In the specific implementation, preferably, the sixth side wall 313 of the second groove 31 is provided with a first convex bone 3111 , the eighth side wall 315 is provided with a second convex bone 3112 , the first convex bone 3111 and the second convex bone 3112 is continuous; protrusions 3113 are provided on two opposite sidewall surfaces of the first convex bone 3111 and the second convex bone 3112, and the protrusions 3113 are continuous.

The height and cross-sectional shape of the first protruding bone 3111 and the second protruding bone 3112 can be designed according to needs, and the sealing between the atomizing chamber 70 and the liquid storage tank 10 can be achieved by cooperation with the accommodating groove 211 .

Referring to FIG. 5 , after the heating cover 20 and the heating seat 30 are assembled together, the first notch 2121 on the heating cover 20 corresponds to the third notch 3121 on the heating seat 30 , and the second notch 2141 on the heating cover 20 corresponds to the heating seat 30 The fourth notch 3141 on the corresponding. The protrusions 3113 provided on the side walls of the protruding bones 311 are set in coordination with the structural dimensions of the depressions 2113 provided on the inner side walls of the accommodating grooves 211, and the structural dimensions of the protruding bones 311 are set in coordination with the structural dimensions of the accommodating grooves 211 to achieve good seal.

In other embodiments, a convex bone 311 is provided on the side wall of the first groove 21 of the heating cover 20 , the height direction of the convex bone 311 is opposite to the depth direction of the first groove 21 , and the side wall of the convex bone 311 is provided with Recess 2113; an accommodating groove 211 is provided on the side wall of the second groove 31 of the heating seat 30, the depth direction of the accommodating groove 211 is the same as the depth direction of the second groove 31, and the inner side wall of the accommodating groove 211 is provided with The protrusions 3113; the recesses 2113 are arranged in coordination with the structural dimensions of the projections 3113;

Please refer to FIG. 9 , which is a schematic structural diagram of the electronic atomization device provided by the present application.

The electronic atomization device includes an electronic atomization assembly 1 and a power supply assembly 2 . The power supply assembly 2 supplies power to the electronic atomization assembly 1 to make the electronic atomization assembly 1 work. The electronic atomization assembly 1 is any electronic atomization assembly 1 in the above-mentioned embodiments.

In the present application, a accommodating groove is arranged on the heating cover, a convex bone is arranged on the heating seat, and the convex bone is arranged in cooperation with the accommodating groove, so as to realize the sealing between the liquid storage tank and the atomization cavity, and prevent the liquid leakage of the liquid storage tank from infiltrating into the atomization. cavity. At the same time, a plurality of bumps or depressions are arranged on the hole wall of the through hole connecting the atomization chamber and the liquid storage tank, so as to prevent the condensate from accumulating in the through hole to form a liquid film during the use of the electronic atomization device, so as to improve the electronic atomization device. The performance of the atomizing device, and at the same time prevent the user from inhaling liquid when smoking, which affects the user's experience of use.

The above descriptions are only part of the embodiments of the present application, and are not intended to limit the protection scope of the present application. Any equivalent device or equivalent process transformation made by using the contents of the description and drawings of the present application, or directly or indirectly applied to other related The technical fields are similarly included in the scope of patent protection of this application.

Claims

An electronic atomization assembly, comprising:

liquid storage tank;

a heating cover, the heating cover is provided with a first groove, and the first groove forms the upper part of the atomization chamber; the side wall of the first groove is provided with an accommodating groove;

A heating seat, the heating seat is provided with a second groove, the second groove forms the lower part of the atomization cavity, and is combined with the upper part of the atomization cavity to form the atomization cavity; the side wall of the second groove is provided with There are protruding bones, the protruding bones are accommodated in the accommodating grooves, and the protruding bones are arranged in cooperation with the accommodating grooves to achieve sealing between the liquid storage bin and the atomization cavity.
The electronic atomization assembly according to claim 1, wherein the groove direction of the accommodating groove is the same as the groove direction of the first groove; the height direction of the convex bone is the same as that of the second groove The slotting direction is the same.
The electronic atomization assembly of claim 2, wherein the sidewall of the first groove comprises a first sidewall, a second sidewall, a third sidewall and a fourth sidewall, the first sidewall It is arranged opposite to the third side wall, the second side wall is arranged opposite to the fourth side wall, the second side wall is provided with a first accommodating groove, and the fourth side wall is provided with a first accommodating groove. a second accommodating groove; the side wall of the second groove includes a fifth side wall, a sixth side wall, a seventh side wall and an eighth side wall, and the fifth side wall is opposite to the seventh side wall The sixth side wall is arranged opposite to the eighth side wall, the sixth side wall is provided with a first convex bone, and the eighth side wall is provided with a second convex bone.
The electronic atomizer assembly according to claim 3, wherein a first notch is formed on the first side wall, a second notch is formed on the third side wall; one end of the first accommodating groove extends to the first side wall and close to the first notch, the other end extends to the third side wall and is close to the second notch; one end of the second accommodating groove extends to the first side wall and is close to the first gap, and the other end extends to the third side wall and is close to the second gap;

The fifth side wall is provided with a third notch, and the seventh side wall is provided with a fourth notch; one end of the first convex bone extends to the fifth side wall and is close to the third notch, The other end extends to the seventh side wall and is close to the fourth notch; one end of the second convex bone extends to the fifth side wall and is close to the third notch, and the other end extends to the seventh sidewall and close to the fourth notch.
The electronic atomization assembly according to claim 2, wherein the inner side wall of the accommodating groove is provided with a depression, the side wall of the convex bone is provided with a protrusion, and the protrusion is arranged in cooperation with the depression .
The electronic atomizer assembly according to claim 1, wherein the material of the heating cover is plastic, and the material of the heating seat is silica gel.
The electronic atomizer assembly according to claim 1, wherein a bottom wall of the first groove is provided with a through hole, and a hole wall of the through hole is provided with a bump or a third groove.
The electronic atomizer assembly according to claim 7, wherein a plurality of spaced-apart bumps or third grooves are provided on the wall of the through hole along the circumferential direction.
The electronic atomization assembly according to claim 8, wherein the cross section of the bump or the third groove is square, triangular or arc-shaped.
The electronic atomization assembly according to claim 7, wherein the electronic atomization assembly further comprises a suction pipe, and the through hole communicates with the suction pipe, so that the atomization cavity and the suction pipe are connected to each other. tube connection.
An electronic atomization device, wherein the electronic atomization device comprises an electronic atomization assembly and a power supply assembly, and the electronic atomization assembly is the electronic atomization assembly of any one of claims 1-10.