WO2022151965A1

WO2022151965A1 - Electronic atomization device, atomizer thereof and atomization assembly thereof

Info

Publication number: WO2022151965A1
Application number: PCT/CN2021/141723
Authority: WO
Inventors: 杨晶晶; 陈松开; 曾祥龙; 杨纪永
Original assignee: 深圳麦克韦尔科技有限公司
Priority date: 2021-01-18
Filing date: 2021-12-27
Publication date: 2022-07-21
Also published as: CN215075476U

Abstract

An electronic atomization device, an atomizer (1) thereof and an atomization assembly (10) thereof. The atomization assembly (10) comprises a lower seat body (11), an isolation sealing piece (12) sleeved on the lower seat body (11), and a heating assembly (13) provided on the lower seat body (11); the heating assembly (13) comprises an atomization surface (1312); and the isolation sealing piece (12) is disposed between the atomization surface (1312) and the lower seat body (11). The structural configuration of the atomization assembly (10) may effectively solve the problem of liquid leakage in the atomizer (1).

Description

Electronic atomizing device, atomizer and atomizing assembly therefor

technical field

The present invention relates to the technical field of atomization, and more particularly, to an electronic atomization device, an atomizer and an atomization assembly thereof.

Background technique

The electronic atomization device is mainly composed of an atomizer and a power supply device. The power supply unit is used to power the atomizing components in the atomizer. The atomization assembly can heat and atomize the liquid matrix stored in the liquid storage chamber of the atomizer after power-on, and generate aerosol in the atomization chamber. The aerosol is then discharged to the outside through the air outlet channel set in the atomization assembly for users Suck. However, the aerosols generated by the atomizing components are not completely ingested by users, and part of the aerosols will form condensate when cooled in the air outlet channel or atomizing chamber. It is easy to leak through the air intake channel, resulting in the phenomenon of liquid leakage of the atomizing component, which affects the user experience of the atomizer.

technical problem

The technical problem to be solved by the present invention is to provide an improved atomization assembly, an atomizer and an electronic atomization device with the atomization assembly in view of the above-mentioned defects of the prior art.

technical solutions

The technical solution adopted by the present invention to solve the technical problem is to construct an atomization assembly, which includes a lower seat body, an isolation seal sleeved on the lower seat body, and a heating element arranged on the lower seat body. The heating assembly includes an atomizing surface, and the isolation seal is arranged between the atomizing surface and the lower seat body.

In some embodiments, the lower base body is provided with at least one air intake hole that communicates with the outside world, and the isolation seal is provided with at least one air guide hole communicated with the at least one air intake hole;

The at least one air inlet hole and the at least one air guide hole are arranged longitudinally staggered.

In some embodiments, the lower base body is provided with at least two air inlet holes, and the at least two air inlet holes are arranged along the width direction of the heat generating component.

In some embodiments, the lower seat body includes at least one liquid guiding groove disposed between at least two of the air inlet holes and having capillary adsorption force.

In some embodiments, the isolation seal is provided with at least two air guide holes, and the at least two air guide holes are arranged along the length direction of the heating component.

In some embodiments, the lower seat body includes air baffles respectively disposed on both sides of the at least one air intake hole.

In some embodiments, a first liquid storage tank is concavely formed on the upper end surface of the isolation seal; and/or,

A second liquid storage tank is concavely formed on the upper end surface of the lower seat body.

In some embodiments, an electrode column is disposed on the lower base; the electrode column is supported below the heating element and is in contact with the heating element.

In some embodiments, the atomizing assembly further includes an upper base disposed on the lower base, a heating sleeve sleeved between the heating assembly and the upper base, and a heating sleeve sleeved on the upper base body seal.

The present invention also provides an atomizer, which includes a housing with a liquid storage cavity formed therein and an atomizing assembly as described in any of the above-mentioned housings disposed in the housing, wherein the heating component is connected to the liquid storage cavity. fluid connection.

In some embodiments, the atomizing assembly further includes an upper base disposed on the lower base and a sealing sleeve sleeved on the upper base;

The outer wall surface of the isolation seal is in sealing engagement with the inner wall surface of the housing; and/or,

The outer wall surface of the sealing sleeve is in sealing fit with the inner wall surface of the casing.

The present invention also provides an electronic atomization device, comprising the atomizer according to any one of the above and a power supply device electrically connected to the atomizer.

beneficial effect

The implementation of the present invention has at least the following beneficial effects: the structural configuration of the atomization assembly can effectively solve the problem of liquid leakage of the atomizer.

Description of drawings

The present invention will be further described below in conjunction with the accompanying drawings and embodiments, in which:

1 is a schematic diagram of an exploded structure of an electronic atomization device in some embodiments of the present invention;

Fig. 2 is the exploded structure schematic diagram of atomizer in Fig. 1;

Fig. 3 is the sectional structure schematic diagram of the atomizer in Fig. 1;

Fig. 4 is the exploded structure schematic diagram of atomization assembly in Fig. 2;

FIG. 5 is a schematic cross-sectional structure diagram of the atomizing assembly in FIG. 2 .

Embodiments of the present invention

In order to have a clearer understanding of the technical features, objects and effects of the present invention, the specific embodiments of the present invention will now be described in detail with reference to the accompanying drawings.

As shown in FIG. 1 , the electronic atomizer device in some embodiments of the present invention can be roughly flat and includes an atomizer 1 and a power supply device 2 electrically connected to the atomizer 1 . The atomizer 1 is used for accommodating the liquid substrate and heating and atomizing the liquid substrate, and the power supply device 2 is used for supplying power to the atomizer 1 and controlling operations such as opening or closing the entire electronic atomization device. In some embodiments, the atomizer 1 and the power supply device 2 may be connected together in a detachable manner such as magnetic attraction or screw connection. It can be understood that the electronic atomization device is not limited to be in a flat shape, and it can also be in other shapes such as a cylindrical shape, an elliptical cylindrical shape, a square cylindrical shape, and the like.

As shown in FIGS. 2-5 , in some embodiments, the atomizer 1 may include a housing 20 and an atomizing assembly 10 disposed in the housing 20 . A liquid storage chamber 220 for storing the liquid matrix is formed in the casing 20 , and the atomizing assembly 10 is disposed in the casing 20 and communicates with the liquid storage chamber 220 for conducting liquid.

An air outlet pipe 21 can be arranged in the casing 20 along the longitudinal direction. An annular liquid storage chamber 220 is defined between the inner wall surface of the casing 20 and the outer wall surface of the air outlet pipe 21. An air outlet channel 210 is defined by the inner wall surface of the air outlet pipe 21. . In this embodiment, the air outlet pipe 21 can be integrally formed by extending downward from the top wall of the housing 20 . In other embodiments, the air outlet pipe 21 can also be manufactured separately and assembled with the top wall of the housing 20 .

The atomizing assembly 10 may include a lower base 11, an isolation seal 12 sleeved on the lower base 11, a heating assembly 13 disposed on the lower base 11, a heating sleeve 14 sleeved on the heating assembly 13, The upper base 15 is disposed on the lower base 11 and pressed against the heating sleeve 14 , and the sealing sleeve 16 is sleeved on the upper base 15 . The heating sleeve 14 is tightly sleeved between the heating element 13 and the upper base 15 to achieve sealing between the heating element 13 and the upper base 15 and prevent liquid leakage.

The heating element 13 is accommodated in the space formed between the isolation seal 12 and the upper base body 15 . The heating assembly 13 may include a liquid absorbing liquid 131 for absorbing the liquid substrate from the liquid storage chamber 220 and a heating body 132 for heating and atomizing the liquid substrate adsorbed in the absorbing liquid 131 after power-on and heating. In some embodiments, the suction liquid 131 can be made of a hard capillary structure such as porous ceramics, porous glass ceramics, porous glass, etc., which can include a liquid suction surface 1311 that is in liquid-conducting communication with the liquid storage cavity 220 and a liquid-absorbing surface 1311 for installing the heating element 132 . Atomized surface 1312.

The bottom of the casing 20 is open, and the lower base 11 is embedded in the bottom opening of the casing 20 . In some embodiments, the lower base 11 may include a base 111 and two oppositely disposed support arms 112 extending upward from an upper end surface of the base 111 . The heating element 13 is supported between the two support arms 112 , and the atomizing surface 1312 thereof faces the base 111 and has a certain distance from the base 111 .

The base 111 can be roughly in the shape of a rectangular flat plate, and a liquid storage tank 110 is concavely formed on the upper end surface of the base 111, which can be used to store a certain amount of condensate. The base 111 can be longitudinally provided with at least one air inlet 1110 that communicates with the outside world. The upper end surface of each air inlet 1110 is higher than the bottom surface of the liquid storage tank 110, which can avoid condensation in the liquid storage tank 110. The liquid leaks out through the air inlet hole 1110 . In this embodiment, there are two air inlet holes 1110 and can be arranged along the width direction of the base 111 . An air baffle 1111 is also provided on both sides of each air inlet 1110 along the length direction, which can reduce the air flowing to both sides of the lower base 11 along the length direction, and make the air intake path smoother. In addition, the air baffle 1111 can also prevent the condensate from leaking through the air inlet hole 1110 when the atomizer is placed horizontally or at an oblique position.

A liquid guiding groove 1113 is formed between the two air inlet holes 1110, and both ends of the liquid guiding groove 1113 are communicated with the liquid storage tank 110. The liquid guiding groove 1113 can absorb the condensate at the air inlet hole 1110 by capillary tension, and discharge it. Introduced into the liquid storage tank 110 to effectively reduce the seepage of condensate at the bottom of the atomizer. The bottom surface of the liquid guiding tank 1113 may be higher than the bottom surface of the liquid storage tank 110 . The width of the liquid guiding groove 1113 may be less than 1 mm, for example, 0.1-0.6 mm. Two opposite sides of the base 111 along the length direction can also be respectively provided with hooks 1112 for snap-connecting with the casing 20 , and two inner walls of the casing 20 along the length direction are respectively concavely formed with card slots 201 corresponding to the hooks 1112 . , the hook 1112 is engaged with the slot 201 , so that the lower base 11 and the casing 20 are fastened and fixed. The base 111 can also be provided with two electrode posts 113 electrically connected to the heating body 132 along the longitudinal direction, for being electrically connected to the positive and negative electrodes of the power supply device 2 respectively. The two electrode columns 113 can be arranged along the length direction of the base 111 , and can be supported under the heating element 13 to be in contact with the heating body 132 .

The two support arms 112 are respectively disposed on both sides of the base 111 along the length direction. The inner side of the top end of the support arm 112 can also be provided with a snap-fit portion 1122 for snap-connecting with the upper base 15 . A step 1121 may also be formed on the inner side of the support arm 112 , and after the upper base 15 is fastened to the support arm 112 , the isolation seal 12 can be pressed against the step 1121 .

The isolation seal 12 can be made of an elastic material such as silica gel, and can be sealed between the lower base 11 and the housing 20 . At least one annular rib 121 may be formed on the outer peripheral surface of the isolation seal 12 , and the at least one annular rib 121 is in interference fit with the inner wall surface of the housing 20 to improve the sealing effect. At least one air guide hole 120 communicated with at least one air inlet hole 1110 may be longitudinally disposed on the isolation seal 12 . The at least one air guide hole 120 and the at least one air inlet hole 1110 are arranged longitudinally staggered, which can prolong the flow path of the condensate and aerosol, and prevent the condensate in the air guide hole 120 from directly falling into the air inlet hole 1110 and leaking out, effectively reducing the The situation that the condensate overflows from the bottom of the atomizer can also prevent the aerosol generated in the atomization chamber 130 from overflowing directly through the air intake passage. In this embodiment, there are two air guide holes 120 and can be arranged along the length direction of the isolation seal 12 , and the two air guide holes 120 and the two air inlet holes 1110 are generally arranged in a crisscross pattern.

A liquid storage tank 122 is concavely formed on the upper end face of the isolation seal 12, which can be used to store a certain amount of condensate. An atomization cavity 130 communicated with the air guide hole 120 is defined between the bottom surface of the liquid storage tank 122 and the atomization surface 1312 of the heating element 13 . The arrangement of the liquid storage tank 122 and the liquid storage tank 110 increases the liquid storage capacity of the atomizer, prolongs the flow path of the condensate, and effectively reduces the overflow of the condensate from the bottom of the atomizer.

At least one liquid inlet channel 150 is formed on the upper base body 15 to conduct liquid communication between the liquid storage chamber 220 and the suction liquid 131 . In this embodiment, there are two liquid inlet channels 150 and can be formed by extending downward from the top surface of the upper base body 15 , and the two liquid inlet channels 150 can be respectively disposed on both sides of the upper base body 15 along the length direction. The upper base body 15 can also be formed with an air outlet groove 151 communicating with the atomizing chamber 130 and an air outlet hole 152 communicating with the air outlet groove 151 . There are two air outlet grooves 151 , and the two air outlet grooves 151 are respectively formed on the side walls on both sides of the upper base body 15 along the width direction. The air outlet hole 152 penetrates downward from the middle of the top surface of the upper base body 15 to the air outlet groove 151 . The air outlet hole 152 and the two liquid inlet channels 150 may be arranged along the length direction of the upper base body 15 , and the air outlet hole 152 is located between the two liquid inlet channels 150 . Two sides of the upper seat 15 along the length direction can also be provided with downwardly extending hooks 153 corresponding to the engaging portions 1122 , so that the upper seat 15 can be hooked on the lower seat 11 .

The sealing sleeve 16 can be made of elastic materials such as silica gel, and the sealing sleeve 16 is sealingly disposed between the upper base body 15 and the casing 20 . Two liquid inlet holes 160 and one vent hole 161 are formed on the sealing sleeve 16 . The two liquid inlet holes 160 are respectively arranged and communicated with the two liquid inlet channels 150 , and the vent hole 161 can be inserted into the gas outlet hole 152 . And communicate with the air outlet 152 . The lower end of the air outlet channel 210 can be tightly embedded in the ventilation hole 161 and communicated with the air outlet hole 152 .

Here, the air inlet hole 1110 , the air guide hole 120 , the atomizing cavity 130 , the air outlet groove 151 , the air outlet hole 152 , and the air outlet channel 21 are connected in sequence from bottom to top to form a complete aerosol delivery channel. Among them, the air inlet hole 1110 and the air guide hole 120 together form an air intake channel for introducing external air, and the air outlet groove 151, the air outlet hole 152 and the air outlet channel 21 together form an aerosol transportation channel for transporting aerosol. and outlet passages for the air mixture.

It can be understood that the above technical features can be used in any combination without limitation.

The above examples only represent the embodiments of the present invention, and their descriptions are more specific and detailed, but they should not be construed as limitations on the scope of the present invention; it should be pointed out that for those of ordinary skill in the art, without Under the premise of departing from the concept of the present invention, the above-mentioned technical features can be freely combined, and some deformations and improvements can be made, and these all belong to the protection scope of the present invention; Modifications should all fall within the scope of the claims of the present invention.

Claims

An atomization assembly, characterized in that it comprises a lower seat body (11), an isolation seal (12) sleeved on the lower seat body (11), and an isolation seal (12) disposed on the lower seat body (11) The heating element (13) of the heating element (13) includes an atomizing surface (1312), and the isolation seal (12) is arranged between the atomizing surface (1312) and the lower seat body (11). between.
The atomizing assembly according to claim 1, characterized in that, at least one air intake hole (1110) communicating with the outside is provided on the lower seat body (11), and the isolation seal (12) is provided with at least one air guide hole (120) communicated with the at least one air inlet hole (1110);

The at least one air intake hole (1110) and the at least one air guide hole (120) are arranged longitudinally staggered.
The atomizing assembly according to claim 2, characterized in that, the lower base body (11) is provided with at least two air inlet holes (1110), and the at least two air inlet holes (1110) are along the The heating components (13) are arranged in the width direction.
The atomizing assembly according to claim 3, characterized in that, the lower seat body (11) comprises at least one liquid guiding groove disposed between at least two of the air inlet holes (1110) and having capillary adsorption force (1113).
The atomizing assembly according to claim 2, characterized in that, the isolation seal (12) is provided with at least two air guide holes (120), and the at least two air guide holes (120) are arranged along the The heating components (13) are arranged in the longitudinal direction.
The atomizing assembly according to claim 2, characterized in that, the lower base body (11) comprises air baffles (1111) respectively disposed on both sides of the at least one air inlet hole (1110).
The atomizing assembly according to claim 1, characterized in that, a first liquid storage tank (122) is concavely formed on the upper end surface of the isolation seal (12); and/or,

A second liquid storage tank (110) is concavely formed on the upper end surface of the lower seat body (11).
The atomizing assembly according to claim 1, characterized in that, an electrode column (113) is provided on the lower base body (11); and the electrode column (113) is supported under the heating assembly (13) And contact with the heating component (13) and conduct.
The atomizing assembly according to any one of claims 1-8, characterized in that, the atomizing assembly further comprises an upper seat body (15) disposed on the lower seat body (11), sleeved on the lower seat body (11) A heating sleeve (14) between the heating assembly (13) and the upper seat body (15) and a sealing sleeve (16) sleeved on the upper seat body (15).
An atomizer, characterized in that it comprises a housing (20) with a liquid storage cavity (220) formed therein, and the atomizer according to any one of claims 1-8, which is arranged in the housing (20). The assembly (10) is in fluid-conducting communication with the heating assembly (13) and the liquid storage chamber (220).
The atomizer according to claim 10, wherein the atomization assembly further comprises an upper seat body (15) disposed on the lower seat body (11), and an upper seat body (15) sleeved on the upper seat body (15) ) on the sealing sleeve (16);

The outer wall surface of the isolation seal (12) is in sealing fit with the inner wall surface of the housing (20); and/or,

The outer wall surface of the sealing sleeve (16) is in sealing fit with the inner wall surface of the casing (20).
An electronic atomizer device, characterized by comprising the atomizer (1) according to claim 10 or 11 and a power supply device (2) electrically connected to the atomizer (1).