CN217162790U

CN217162790U - Atomization assembly and electronic atomizer

Info

Publication number: CN217162790U
Application number: CN202123073605.8U
Authority: CN
Inventors: 任琳琳; 周兵; 龙功运
Original assignee: Shenzhen Yizhongyuan Technology Co ltd
Current assignee: Shenzhen Yizhongyuan Technology Co ltd
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-08-12
Anticipated expiration: 2031-12-07

Abstract

The utility model relates to an atomization component and electronic atomizer, atomization component includes: the main shell is provided with an atomizing cavity with an opening at one end and a heating air channel surrounding the atomizing cavity, and a heating layer covers the outer surface of the main shell; the mounting cover is arranged at one end of the main shell and positioned at one side of the opening end of the atomizing cavity, and is provided with a mounting cover air inlet hole communicated with the external environment and the atomizing cavity; the suction nozzle is inserted into one end of the mounting cover, which is far away from the main shell, and is provided with an exhaust passage for communicating the heating air passage with the external environment; the main shell body is provided with a shell air inlet hole which is communicated with the atomizing cavity and the heating air passage. In the atomization assembly, the aerosol generation substrate is contained in the atomization cavity, and airflow enters the atomization cavity through the air inlet of the shell to heat the aerosol generation substrate after being fully heated in the heating air passage. As the air flow into the atomising chamber has a higher temperature, the aerosol-generating substrate may be heated sufficiently to allow more complete combustion of the aerosol-generating substrate.

Description

Atomization assembly and electronic atomizer

Technical Field

The utility model relates to an atomizing technology field especially relates to an atomization component and electronic atomizer.

Background

The aerosol is a colloidal dispersion system formed by dispersing and suspending small solid or liquid particles in a gas medium, and the aerosol can be absorbed by a human body through a respiratory system, so that a novel alternative absorption mode is provided for a user, for example, an electronic atomization device which can generate the aerosol by aerosol generating substrates such as medical drugs and the like is used in different fields such as medical treatment and the like, and the aerosol which can be inhaled is delivered to the user to replace the conventional product form and absorption mode.

However, a bake-type electronic atomizer, as one of the atomizing devices, is used to heat a solid aerosol-generating substrate to generate an aerosol. However, because of the structural defects of the existing baking-type electronic atomization device, the air sucked into the electronic atomization device is cold (normal temperature) air, so that the aerosol generated substrate is difficult to be sufficiently heated, the taste of the aerosol is influenced, and the use experience of the electronic atomization device is reduced.

SUMMERY OF THE UTILITY MODEL

In view of this, it is desirable to provide an atomizing assembly and an electronic atomizer which achieve the technical effect of sufficiently heating an aerosol-generating substrate in response to the problem that it is difficult for an electronic atomizing device to sufficiently heat the aerosol-generating substrate.

According to one aspect of the present application, there is provided an atomizing assembly comprising:

the heating device comprises a main shell, a heating device and a heating device, wherein the main shell is provided with an atomizing cavity with an opening at one end and a heating air channel surrounding the atomizing cavity, and a heating layer covers the outer surface of the main shell;

the mounting cover is mounted at one end of the main shell and positioned at one side of the opening end of the atomizing cavity, and is provided with a mounting cover air inlet hole communicated with the external environment and the heating air passage; and

the suction nozzle is inserted into one end, far away from the main shell, of the mounting cover, and is provided with an exhaust passage for communicating the atomizing cavity with the external environment;

wherein, the main casing body is provided with a casing air inlet communicated with the atomizing cavity and the heating air passage.

In one embodiment, the main housing comprises:

the heating layer covers the outer surface of the outer shell; and

the inner shell is accommodated in the accommodating cavity, and the atomizing cavity is formed in the inner shell;

the heating air channel is formed between the outer surface of the inner shell and the inner surface of the outer shell, and the shell air inlet is formed in the side wall of the inner shell.

In one embodiment, the inner shell comprises an inner shell bottom wall and an inner shell side wall formed by extending from the edge of the inner shell bottom wall in the same direction, and the inner shell side wall circumferentially surrounds the inner shell bottom wall to form the atomizing cavity;

the shell air inlet is arranged on the side wall of the inner shell.

In one embodiment, the atomizing assembly further includes a main casing sealing member, the main casing sealing member is disposed between the outer casing and the inner casing and surrounds the opening end of the atomizing chamber, and the main casing sealing member is provided with a sealing member air inlet hole communicating the mounting cover air inlet hole and the heating air passage.

In one embodiment, the atomization assembly further comprises a one-way communication valve, the one-way communication valve is accommodated in the sealing element air inlet hole, and the one-way communication valve only allows air flow in the external environment to flow into the heating air channel in one direction.

In one embodiment, the atomizing assembly further comprises a cooling unit, the cooling unit is accommodated in the mounting cover and is located between the atomizing cavity and the exhaust channel, and the cooling unit forms a cooling channel communicating the exhaust channel and the atomizing cavity.

In one embodiment, the cooling channel is provided with a cooling air inlet hole and a cooling air outlet hole, the cooling air inlet hole is communicated with the atomizing cavity and the cooling channel, and the cooling air outlet hole is communicated with the cooling channel and the exhaust channel;

the cooling air inlet holes and the cooling air outlet holes are arranged in a staggered mode in the flowing direction of air flow.

In one embodiment, the atomizing assembly further comprises a nozzle sealing member, and the nozzle sealing member is accommodated in the mounting cover and covers the cooling unit.

In one embodiment, the atomizing assembly further comprises a first suction member and a second suction member, the first suction member is mounted on an end surface of the mounting cover facing the main housing, the second suction member is mounted on an end surface of the main housing facing the mounting cover, and an attractive force exists between the first suction member and the second suction member to connect the first suction member and the second suction member to each other.

According to an aspect of the present application, an electronic atomizer is provided, including power supply module and the above-mentioned atomization component, power supply module with atomization component generate heat layer electric connection.

In the atomization assembly, the aerosol generation substrate is contained in the atomization cavity, and airflow enters the atomization cavity through the air inlet of the shell to heat the aerosol generation substrate after being fully heated in the heating air passage. As the air flow entering the atomising chamber has a higher temperature, the aerosol-generating substrate can be heated sufficiently to enable combustion of the aerosol-generating substrate to be more complete and to improve the heating efficiency of the atomising assembly.

Drawings

Fig. 1 is a schematic structural diagram of an atomizing assembly according to an embodiment of the present invention;

FIG. 2 is an exploded view of the atomizing assembly of FIG. 1;

FIG. 3 is a cross-sectional view of the atomizing assembly of FIG. 1 in one orientation;

FIG. 4 is a cross-sectional view in another direction of the atomizing assembly of FIG. 1;

fig. 5 is a cross-sectional view of the atomizing assembly of fig. 1 in another orientation.

The reference numbers illustrate:

100. an atomizing assembly; 10. a main housing; 12. an outer housing; 121. a bottom wall of the outer housing; 123. a housing sidewall; 125. an accommodating chamber; 14. an inner housing; 141. a bottom wall of the inner shell; 143. an inner shell sidewall; 1432. clamping the edge; 145. an atomizing chamber; 147. a housing air inlet; 16. heating the airway; 18. a main housing seal; 181. A seal member air inlet; 183. a seal mounting groove; 30. installing a cover; 32. mounting a cover mounting groove; 34. Installing a cover air inlet; 50. a suction nozzle; 52. an exhaust passage; 70. a cooling unit; 72. a first cooling section; 721. cooling the air outlet; 74. a second cooling section; 741. cooling the air inlet; 76. a cooling channel; 90. A nozzle seal.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

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

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

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

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

As shown in fig. 1, an embodiment of the present invention provides an electronic atomizer, which includes an atomizing assembly 100 and a power supply assembly (not shown), the power supply assembly is electrically connected to the atomizing assembly 100, the atomizing assembly 100 is used for accommodating a solid aerosol-generating substrate, such as tobacco shreds, and the atomizing assembly 100 heats the aerosol-generating substrate under the action of electric energy of the power supply assembly to generate aerosol for a person to inhale.

As shown in fig. 1-3, the atomizing assembly 100 includes a main housing 10, a mounting cap 30, and a suction nozzle 50. A mouthpiece 50 is mounted to one end of the main housing 10 by a mounting cap 30, the main housing 10 being for storing and heating an aerosol-generating substrate, an aerosol being generated in the main housing 10 and being smokable by a user through the mouthpiece 50.

As shown in fig. 2 and 3, in particular, the main housing 10 includes an outer housing 12, an inner housing 14, and a main housing seal 18, the outer housing 12, the inner housing 14, and the main housing seal 18 being mated to form an aerosolization chamber 145 for housing an aerosol-generating substrate and a heated air passage 16 surrounding the aerosolization chamber 145.

The outer case 12 has a hollow cylindrical structure and is made of a material such as stainless steel, ceramic, or glass. The outer casing 12 includes an outer casing bottom wall 121 and an outer casing side wall 123 extending from an edge of the outer casing bottom wall 121 in the same direction, and the outer casing side wall 123 circumferentially surrounds the outer casing bottom wall 121 to form an accommodating cavity 125 with one end open. Furthermore, at least partial areas of the outer surfaces of the side walls 123 and the bottom wall 121 of the outer casing are covered with a heating layer (not shown), and the heating layer is electrically connected with the power supply assembly and can generate heat under the action of electric energy of the power supply assembly.

It is understood that the heat generating layer is formed of a heat generating material coated on the outer surface of the outer case 12. The shape of outer housing 12 and the material forming outer housing 12 are not limited thereto, and may be set as needed to meet various requirements.

The inner housing 14 has a hollow cylindrical structure and is formed of a material such as metal, ceramic, or glass. The inner housing 14 includes an inner housing bottom wall 141 and an inner housing sidewall 143 extending from an edge of the inner housing bottom wall 141 toward the same direction, the inner housing sidewall 143 circumferentially surrounds the inner housing bottom wall 141 to form an atomizing chamber 145 with an open end, an end of the inner housing sidewall 143 away from the inner housing bottom wall 141 is provided with a retaining edge 1432, and the retaining edge 1432 circumferentially surrounds the inner housing sidewall 143 to be coupled to the main housing sealing member 18. Also, the outer diameter of inner housing 14 is smaller than the inner diameter of outer housing 12, and the axial length of inner housing 14 is smaller than the axial length of outer housing 12.

Further, at least one of the inner housing sidewall 143 and the inner housing bottom wall 141 is perforated with a housing inlet hole 147, so that the air flow outside the inner housing 14 can flow into the atomizing chamber 145 through the housing inlet hole 147. It will be appreciated that the number, location and arrangement of the housing inlet holes 147 are not limited. In a preferred embodiment, the inner housing sidewall 143 and the inner housing bottom wall 141 are opened with a plurality of housing air inlets 147. Wherein, the multiple sets of shell air inlet holes 147 are arranged on the inner shell side wall 143 at intervals along the circumferential direction, each set of shell air inlet holes 147 includes multiple shell air inlet holes 147, and the multiple shell air inlet holes 147 in the same set are arranged at intervals along the axial direction of the inner shell 14. The housing inlet holes 147 opened in the inner housing bottom wall 141 are located in the central area of the inner housing bottom wall 141 and surround the central point of the inner housing bottom wall 141.

The main casing sealing member 18 is made of elastic material such as silicon gel, the main casing sealing member 18 is a ring structure, the outer diameter of the main casing sealing member 18 matches the inner diameter of the outer casing 12, the inner diameter of the main casing sealing member 18 matches the outer diameter of the inner casing 14, and an annular fixing groove is formed in the inner side wall of the main casing sealing member 18 to accommodate the clamping edge 1432 of the inner casing 14.

Thus, the inner housing 14 is accommodated in the accommodating cavity 125 of the outer housing 12, the inner housing 14 forms an atomizing cavity 145 with an open end, the main housing sealing member 18 is disposed between the outer housing 12 and the inner housing 14 and surrounds the open end of the atomizing cavity 145, and the retaining edge 1432 of the inner housing 14 is retained in the retaining groove of the main housing sealing member 18. A heating air duct 16 surrounding the atomizing cavity 145 is formed between the outer surface of the inner casing 14 and the inner surface of the outer casing 12, and the atomizing cavity 145 and the heating air duct 16 are communicated with each other through a casing air inlet 147 formed in the inner casing 14. In a preferred embodiment, the distance between the outer surface of inner housing 14 and the inner surface of outer housing 12 is between about 1mm and 2 mm.

When the atomizing assembly 100 is in use, the aerosol-generating substrate is received in the atomizing chamber 145, and the air flow, after being sufficiently heated by the heat-generating layer in the heated air passage 16, enters the atomizing chamber 145 through the housing air inlet 147 to heat the aerosol-generating substrate. Due to the relatively high temperature of the airflow entering the atomising chamber 145, the aerosol-generating substrate may be heated sufficiently to allow more complete combustion of the aerosol-generating substrate and to improve the heating efficiency of the atomising assembly 100.

Referring to fig. 3, 4 and 5, the mounting cover 30 is a hollow rotary body structure, and the mounting cover 30 is mounted at one end of the main housing 10 and is located at one side of the opening end of the atomizing chamber 145. The mounting cover 30 has two mounting cover mounting grooves 32 respectively formed on two sides of a side end surface of the main housing 10 in a radial direction, and the sealing element of the outer housing 12 has two sealing element mounting grooves 183 formed corresponding to the mounting cover mounting grooves 32 on an end surface of the sealing element facing the mounting cover 30. Each of the mounting cover mounting grooves 32 receives a first suction member (not shown) therein, and each of the packing member mounting grooves 183 receives a second suction member (not shown) therein, such that the first suction member and the second suction member have a suction force therebetween to be coupled to each other. In this manner, the mounting cover 30 is coupled to the main housing 10 by the suction action of the first and second suction members. It will be appreciated that in other embodiments, the connection of the mounting cover 30 to the main housing 10 is not limited and may be provided as desired.

Further, two mounting cover air inlets 34 are opened on two opposite sides of the mounting cover 30 in a radial direction, and each mounting cover air inlet 34 extends along the axial direction of the mounting cover 30 to penetrate through two opposite ends of the mounting cover 30. The sealing element of the outer shell 12 is provided with two sealing element air inlet holes 181 which are arranged corresponding to the mounting cover air inlet holes 34, and each sealing element is respectively communicated with one mounting cover air inlet hole 34 and the heating air channel 16. In this way, the external environment and the heating air passage 16 of the main housing 10 communicate with each other through the mounting cover air intake holes 34 and the sealing member air intake holes 181, and air in the external environment sequentially enters the heating air passage 16 through the mounting cover air intake holes 34 and the sealing member air intake holes 181.

In order to prevent the air flow in the heating air duct 16 from flowing back to the outside environment, a one-way communication valve (not shown) is disposed in the sealing member air inlet hole 181 of the sealing member of the outer casing 12, and the one-way communication valve is in one-way communication with the mounting cover air inlet hole 34 and the heating air duct 16, and only allows the air flow in the outside environment to flow into the heating air duct 16 in one way.

The suction nozzle 50 is a hollow column structure, the suction nozzle 50 is inserted into one end of the mounting cover 30 away from the main housing 10, and the suction nozzle 50 is provided with an exhaust passage 52 for communicating the atomizing chamber 145 with the external environment. In this manner, aerosol from the aerosolizing chamber 145 is presented to the user through the mouthpiece 50.

As shown in fig. 2 and 3, in some embodiments, the atomizing assembly 100 further includes a cooling unit 70. The cooling unit 70 is accommodated in the mounting cover 30 and located between the atomizing chamber 145 and the air discharge channel 52, and the cooling unit 70 forms a cooling channel 76 communicating the air discharge channel 52 and the atomizing chamber 145, so as to reduce the temperature of the aerosol and avoid the influence on the use experience caused by the overhigh temperature of the aerosol entering the mouth of a user.

Specifically, the cooling unit 70 includes a first cooling part 72 and a second cooling part 74. The first cooling portion 72 includes a cooling top wall and a cooling side wall extending from the edge of the cooling top wall in the same direction, the second cooling portion 74 is a sheet structure, and at least one cooling air inlet 741 penetrates through the second cooling portion 74. The second cooling portion 74 is installed at one side of the opening end of the atomizing chamber 145, the first cooling portion 72 covers the second cooling portion 74 to form a cooling channel 76, and a cooling air outlet 721 is formed through the cooling top wall. It is understood that the number and arrangement of the cooling air inlet 741 and the cooling air outlet 721 are not limited, and may be set as required.

In this way, the cooling unit 70 forms the cooling passage 76 having the cooling air inlet hole 741 and the cooling air outlet hole 721, the cooling air inlet hole 741 communicating the atomizing chamber 145 and the cooling passage 76, and the cooling air outlet hole 721 communicating the cooling passage 76 and the exhaust passage 52. The aerosol in the atomizing chamber 145 enters the cooling channel 76 through the cooling air inlet holes 741, and then enters the exhaust channel 52 through the cooling air outlet holes 721 by cooling through the cooling channel 76.

As a preferred embodiment, the cooling inlet vents 741 and the cooling outlet vents 721 are offset in the direction of airflow so as to extend the airflow path and prevent aerosol-generating substrate in the aerosol-generating chamber 145 from escaping through the cooling passage 76. Specifically, the cooling air outlet holes 721 are opened at the center of the cooling top wall of the first cooling portion 72 to communicate with the exhaust passage 52 of the suction nozzle 50, and the cooling air inlet holes 741 are opened at the area of the second cooling portion 74 near the edge to be offset from the cooling air outlet holes 721.

In some embodiments, the atomizing assembly 100 further includes a nozzle sealing member 90, the nozzle sealing member 90 is formed of a material having elasticity, such as silicon gel, and the nozzle sealing member 90 has a cylindrical structure, and the nozzle sealing member 90 is received in the mounting cover 30 and covers the cooling unit 70 to seal the nozzle 50. Further, a seal communication hole for communicating the atomizing chamber 145 and the cooling air inlet hole 741 is opened at an end face of one end of the nozzle seal 90, so that the air flow in the atomizing chamber 145 passes through the seal communication hole and the cooling air inlet hole 741 to enter the cooling channel 76.

The working principle of the atomization assembly 100 is as follows:

when a user sucks the suction nozzle 50, air in the external environment passes through the mounting cover air inlet hole 34 and the sealing element air inlet hole 181 provided with the one-way communication valve under the action of negative pressure to enter the heating air channel 16, and the heating layer covered on the outer surface of the main shell 10 heats the air flow in the heating air channel 16.

The heated hot air flow enters the atomizing cavity 145 through the housing air inlet 147 formed in the inner housing 14 to heat the aerosol-generating substrate, and the aerosol generated by the aerosol-generating substrate flows into the exhaust passage 52 of the suction nozzle 50 through the sealing member communication hole of the suction nozzle sealing member 90, the cooling air inlet 741, the cooling passage 76 and the cooling air outlet 721 of the cooling unit 70 in sequence along with the air flow, and is finally sucked by the user.

Above-mentioned atomizing subassembly 100 and be equipped with its electronic atomizer through setting up atomizing chamber 145 and around atomizing chamber 145 outer heating airway 16, has realized double-deck heating design, and the air current can enter into atomizing chamber 145 after heating airway 16 fully heats, and then carries out abundant heating to the aerosol formation substrate in atomizing chamber 145, and the aerosol burning is more abundant, and the taste of the aerosol of production is purer. Moreover, the volume of the electronic atomizer is reduced while the problem of insufficient heating effect is solved, the overall design is simple, the assembly and the production are easy, and the production cost of the atomizing assembly 100 and the electronic atomizer with the same is reduced.

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

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. An atomizing assembly, comprising:

2. The atomizing assembly of claim 1, wherein said main housing includes:

the heating layer covers the outer surface of the outer shell; and

3. The atomizing assembly of claim 2, wherein said inner housing includes an inner housing bottom wall and an inner housing sidewall extending in a same direction from an edge of said inner housing bottom wall, said inner housing sidewall circumferentially surrounding said inner housing bottom wall to form said atomizing chamber;

the shell air inlet is arranged on the side wall of the inner shell.

4. The atomizing assembly of claim 2, further comprising a main housing seal disposed between said outer housing and said inner housing and surrounding an open end of said atomizing chamber, said main housing seal defining a seal inlet aperture communicating said mounting cup inlet aperture with said heating air passage.

5. The atomizing assembly of claim 4, further comprising a one-way communication valve received in said seal inlet aperture, said one-way communication valve permitting only one-way flow of air from the ambient environment into said heating air passageway.

6. The atomizing assembly of claim 1, further comprising a cooling unit received within said mounting cap and positioned between said atomizing chamber and said exhaust passage, said cooling unit forming a cooling passage communicating said exhaust passage and said atomizing chamber.

7. The atomizing assembly of claim 6, wherein said cooling channel defines a cooling air inlet hole and a cooling air outlet hole, said cooling air inlet hole communicating with said atomizing chamber and said cooling channel, said cooling air outlet hole communicating with said cooling channel and said exhaust channel;

8. The atomizing assembly of claim 6, further comprising a nozzle seal received within said mounting cap and surrounding said cooling unit.

9. The atomizing assembly of any one of claims 1 to 8, further comprising a first suction member and a second suction member, wherein the first suction member is mounted to an end surface of the mounting cover facing the main housing, the second suction member is mounted to an end surface of the main housing facing the mounting cover, and an attractive force exists between the first suction member and the second suction member to connect the first suction member and the second suction member to each other.

10. An electronic atomizer, comprising a power supply assembly and the atomizing assembly of any one of claims 1 to 9, wherein said power supply assembly is electrically connected to said heat generating layer of said atomizing assembly.