CN217218202U

CN217218202U - Liquid leakage prevention atomization core and atomizer

Info

Publication number: CN217218202U
Application number: CN202123340539.6U
Authority: CN
Inventors: 黄欣荣; 邓超; 皮廖希
Original assignee: Shenzhen Woody Vapes Technology Co Ltd
Current assignee: Shenzhen Woody Vapes Technology Co Ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-08-19
Anticipated expiration: 2031-12-27

Abstract

The utility model relates to an aerosol generating device technical field specifically provides a prevention of liquid leakage atomizing core and atomizer, prevention of liquid leakage atomizing core includes the atomizing pipe and leads oil spare, it locates to lead oil spare cover in the atomizing pipe, atomizing pipe perisporium is provided with the inlet port, for supply it inhales aerosol and takes place the matrix to lead oil spare, atomizing pipe bottom perisporium department is provided with the air inlet, be provided with the admission valve in the air inlet, in order to seal the air inlet makes through the suction produce the negative pressure in the atomizing pipe and make the admission valve takes place deformation, thereby opens the air inlet. The application provides a leak protection liquid atomizing core and atomizer can avoid condensate and aerosol on the oil guide in the atomizing pipe to take place the matrix and spill from the air inlet to can prevent that dust, worm from getting into the atomizing pipe from the air inlet, play the guard action to the atomizing core.

Description

Leak protection liquid atomizing core and atomizer

Technical Field

The application relates to the technical field of aerosol generating devices, in particular to a leakage-proof atomizing core and an atomizer provided with the leakage-proof atomizing core.

Background

Aerosol generating devices are receiving increasing attention and favor as a substitute for cigarettes because of their safety, convenience, health, environmental protection, and other advantages. Aerosol generating device on market all includes atomizer and power supply unit, be provided with the atomizing core that is used for storing the storage oil part that the substrate takes place for the aerosol in the atomizer and takes place the substrate atomizing one-tenth aerosol with the aerosol in the oil storage part, the atomizing core includes the atomizing pipe, locate the oil absorption part in the atomizing pipe, and locate the intraductal heater that is used for heating oil absorption part of atomizing, the aerosol that oil absorption part is arranged in absorbing the storage oil part takes place the substrate, the heater takes place the substrate atomizing formation aerosol with the aerosol that absorbs in the oil absorption part when generating heat, reach the effect of mould emulation cigarette. However, the aerosol generating device on the market has the problem of liquid leakage at the air inlet of the atomizing core, which brings bad experience to consumers.

SUMMERY OF THE UTILITY MODEL

The application provides a leak protection liquid atomizing core and atomizer to avoid atomizing core inlet opening department condensate and aerosol to take place the problem that the matrix leaks outward.

In a first aspect, the application provides a leak protection liquid atomizing core, including the atomizing pipe and lead oil spare, it locates to lead oil spare cover in the atomizing pipe, the atomizing pipe perisporium is provided with the inlet port, for lead oil spare and inhale aerosol and take place the matrix, atomizing pipe bottom perisporium department is provided with the air inlet, be provided with the admission valve in the air inlet, with sealed the air inlet makes through the suction the intraductal negative pressure that produces of atomizing makes the admission valve takes place deformation, thereby opens the air inlet.

Further, in an embodiment of this application, the admission valve is including sealed being fixed in the connecting portion of air inlet department, and connect in the deformation portion on the connecting portion to when supplying the suction the deformation portion to take place elastic deformation in the atomizing pipe, when not sucking, the air inlet is hugged closely to the deformation portion.

Further, in one embodiment of the present application, a deformation groove is provided between the connection portion and the deformation portion, and the deformation portion is bent and deformed with respect to the deformation groove.

Further, in an embodiment of the present application, a gap is provided on the deformation portion, and two opposite contact surfaces at the gap are tightly attached to form an oil film, so as to block oil from leaking outside.

Further, in one embodiment of the present application, the gap is arranged in an axial direction, and the deformation groove is arranged in a circumferential direction.

Further, in an embodiment of the present application, the air intake valve includes a fastening member, the air intake valve is sleeved in the fastening member, and the fastening member fixes and seals the air intake valve at the air inlet.

Further, in an embodiment of the present application, a heat generating member is included, and the heat generating member is disposed in the oil guiding member.

Further, in an embodiment of the present application, the atomizing device includes an insulating sleeve, and an electrode sleeved in the insulating sleeve, wherein a combination of the insulating sleeve and the electrode is fixed to the bottom opening of the atomizing tube.

Further, in an embodiment of this application, including the sleeve pipe, the fixed cover of sleeve pipe is located the atomizing pipe periphery, atomizing pipe one end is located in the sleeve pipe, the atomizing pipe is provided with the one end of air inlet exposes outside the sleeve pipe.

In a second aspect, the present application provides an atomizer, comprising a housing, wherein the liquid leakage prevention atomizing core is disposed in the housing.

In a third aspect, the present application provides an aerosol generating device comprising the atomiser.

Compared with the prior art, the technical scheme provided by the embodiment of the application has the following advantages:

according to the liquid leakage prevention atomizing core provided by the embodiment of the application, the deformable air inlet valve is arranged at the air inlet at the peripheral wall of the bottom end of the atomizing pipe, and when negative pressure is generated in the atomizing pipe through suction of a human mouth, the air inlet valve deforms under the action of external pressure, so that the air inlet is opened to supply air; when the mouth stops sucking, the air inlet valve automatically resets to seal the air inlet. Therefore, the condensed fluid and the aerosol generation substrate in the atomizing pipe and on the oil guide piece can be prevented from leaking from the air inlet, and dust and insects can be prevented from entering the atomizing pipe from the air inlet, so that the atomizing core is protected.

The atomizer provided with the anti-leakage atomization core can prevent condensed fluid and aerosol in the atomization tube and on the oil guide piece from leaking out of the air inlet, and prevent dust and insects from entering the atomization tube from the air inlet, so that the atomization core is protected.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.

FIG. 1 is an exploded view of a liquid leakage prevention atomizing cartridge provided herein;

FIG. 2 is a front view of the liquid leakage preventing atomizing core provided by the present application with the air inlet in a sealed state;

FIG. 3 is a left side view of FIG. 2;

FIG. 4 is a cross-sectional view of the liquid leakage preventing atomizing core provided by the present application with the air inlet in a sealed state;

FIG. 5 is a front view of the liquid leakage preventing atomizing core provided by the present application with the air inlet in an open state;

FIG. 6 is a left side view of FIG. 5;

FIG. 7 is a cross-sectional view of the liquid leakage preventing atomizing core provided by the present application with the air inlet in an open state;

fig. 8 is a structural diagram of an air inlet valve of the liquid leakage prevention atomizing core provided by the present application.

The reference numbers illustrate: 1. an atomizing tube; 2. an oil guide member; 11. an oil inlet hole; 12. an air inlet; 13. a clamping groove; 3. an intake valve; 31. a connecting portion; 32. a deformation section; 33. a deformation groove; 34. a gap; 4. a clamping and fixing piece; 5. a heat generating member; 6. an insulating sleeve; 7. an electrode; 8. a sleeve; 80. and a through hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Aerosol generating devices are receiving increasing attention and favor as a substitute for cigarettes because of their safety, convenience, health, environmental protection, and other advantages. Aerosol generating device on market all includes atomizer and power supply unit, be provided with the atomizing core that is arranged in storing the storage oil part that the aerosol takes place the matrix and atomizes into the aerosol with the aerosol in the oil storage part in the atomizer, the atomizing core includes the atomizing pipe, locate the oil absorption part in the atomizing pipe, and locate the intraductal heater that is used for heating the oil absorption part of atomizing, the oil absorption part is arranged in absorbing the aerosol in the storage oil part and takes place the matrix, the heater takes place the matrix atomizing formation aerosol with the aerosol that absorbs in the oil absorption part when generating heat, reach the effect of mould emulation cigarette. However, the aerosol generating device on the market has the problem of liquid leakage at the air inlet of the atomizing core, which brings bad experience to consumers.

To the above-mentioned technical problem that prior art exists, the application provides a leak protection liquid atomizing core, sets up deformable admission valve through the air inlet at atomizing pipe bottom end perisporium department to condensate and aerosol take place the matrix and spill from the air inlet in avoiding the atomizing pipe.

Specifically, please refer to fig. 1 to 8, fig. 1 is an exploded view of the anti-leakage atomizing core provided in the present application; FIG. 2 is a front view of the liquid leakage preventing atomizing core provided by the present application with the air inlet in a sealed state; FIG. 3 is a left side view of FIG. 2; FIG. 4 is a cross-sectional view of the liquid leakage prevention atomizing core provided by the present application with the air inlet in a sealed state; FIG. 5 is a front view of the liquid leakage prevention atomizing core provided by the present application with the air inlet in an open state; FIG. 6 is a left side view of FIG. 5; FIG. 7 is a cross-sectional view of the liquid leakage preventing atomizing core provided by the present application with the air inlet in an open state, and the arrows in FIG. 7 indicate the air flow direction during suction; fig. 8 is a structural diagram of an air inlet valve of the liquid leakage prevention atomizing core provided by the present application.

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 7, an embodiment of the present application provides an anti-leakage atomizing core, which includes an atomizing tube 1 and an oil guiding member 2, the oil guiding member 2 is sleeved in the atomizing tube 1, and an oil inlet 11 is disposed on a peripheral wall of the atomizing tube 1 for the oil guiding member 2 to suck aerosol generating substrates. An air inlet 12 is arranged at the peripheral wall of the bottom end of the atomizing pipe 1, an air inlet valve 3 is arranged in the air inlet 12 to seal the air inlet 12, negative pressure is generated in the atomizing pipe 1 through suction to enable the air inlet valve 3 to deform, so that the air inlet 12 is opened, and when the suction is stopped, the air inlet valve 3 resets to seal the air inlet 12.

According to the anti-leakage atomizing core provided by the embodiment of the application, the deformable air inlet valve 3 is arranged at the air inlet 12 at the peripheral wall of the bottom end of the atomizing pipe 1, when negative pressure is generated in the atomizing pipe 1 through suction of a human mouth, the air inlet valve 3 deforms under the action of external pressure, so that the air inlet 12 is opened to supply air; when the mouth stops sucking, the air intake valve 3 is automatically reset to seal the air intake port 12. Therefore, the occurrence of the condensate and aerosol in the atomizing pipe 1 and on the oil guide piece 2 can be prevented from leaking from the air inlet 12, and dust and insects can be prevented from entering the atomizing pipe 1 from the air inlet 12, so that the atomizing core is protected.

In one embodiment of the present application, two intake ports 12 are arranged oppositely, and each intake port 12 is provided with an intake valve 3. It is to be understood that the number of the air inlets 12 is not limited to two, and may be one or more. In this embodiment, the air inlet 12 is formed in an arc-shaped hole, and the corresponding air inlet valve 3 is formed in an arc-shaped valve body, because the peripheral wall of the atomizing tube 1 is formed in an arc shape, and if the peripheral wall of the atomizing tube 1 is formed by enclosing a flat plate, the shape of the air inlet 12 and the shape of the air inlet valve 3 may be other shapes such as a square shape and a circular shape.

Referring to fig. 8, in an embodiment of the present application, the intake valve 3 includes a connecting portion 31 hermetically fixed at the intake port 12 and a deformation portion 32 connected to the connecting portion 31, so that the deformation portion 32 elastically deforms into the atomizing tube 1 during suction, thereby opening the intake port 12. When not being sucked, the deformation part 32 is tightly attached to the air inlet 12, thereby preventing the condensed liquid and the aerosol generating substrate in the atomizing tube 1 from leaking out. The intake valve 3 is provided with the connecting portion 31 and the deformation portion 32 connected with the connecting portion 31, so that the intake valve is simple in structure, is convenient to fix at the air inlet 12 through the connecting portion 31, and is convenient for the deformation portion 32 to deform relative to the connecting portion 31.

In one embodiment of the present application, in order to facilitate the deformation of the deformable portion 32 relative to the connecting portion 31 and reduce the difficulty of suction through the mouth, a deformable groove 33 is provided between the connecting portion 31 and the deformable portion 32, and the deformable portion 32 is bent and deformed relative to the deformable groove 33. In the present embodiment, the deformed groove 33 is a V-shaped groove, but the deformed groove 33 is not limited thereto, and may be a groove having another shape such as a U-shaped groove, a square-shaped groove, or a trapezoidal groove. In the present embodiment, the deformation groove 33 is arranged in the circumferential direction, but is not limited thereto, and the deformation groove 33 may be arranged in the axial direction.

In an embodiment of the present application, in order to make it easier for the deformation portion 32 to deform relative to the connection portion 31, and further reduce the difficulty of the suction of the mouth, a gap 34 is provided on the deformation portion 32, and two opposite contact surfaces at the gap 34 are tightly attached to form an oil film to block the oil from leaking out. By the suction, the deformation portion 32 can be elastically deformed with reference to the deformation groove 33 and the gap 34, and the suction force required for elastically deforming the deformation portion 32 is further reduced. In this embodiment, the gap 34 is arranged in the axial direction and arranged in the circumferential direction in cooperation with the deformation groove 33, so that the deformation portion 32 can be elastically deformed in the axial direction and the circumferential direction. It is understood that in other embodiments, the gap 34 may be arranged along the circumferential direction and arranged along the axial direction in cooperation with the deformation groove 33, so that the deformation portion 32 can be elastically deformed in the axial direction and the circumferential direction.

In one embodiment of the present application, the air intake valve 3 is made of silicone, which has good elasticity and sealing performance, is insoluble in water and any solvent, is non-toxic and odorless, and is chemically stable. It should be understood that the air intake valve 3 is not limited to silicone, and may be made of other elastic materials such as elastic rubber, as long as the sealing and elastic deformation can be achieved.

Referring to fig. 1 and 2, in an embodiment of the present application, in order to facilitate assembling the intake valve 3, the liquid leakage preventing atomizing core further includes a fastener 4, the intake valve 3 is sleeved in the fastener 4, and the fastener 4 fixes and seals the intake valve 3 at the intake port 12. The clamping piece 4 plays a role in conveniently assembling the air inlet valve 3 on one hand, and plays a role in decorating and beautifying on the other hand.

In one embodiment of the present application, the oil guide 2 may be made of absorbent material such as cotton, porous ceramics, etc. The oil guide member 2 is cylindrical, the outer wall surface of the oil guide member 2 is tightly attached to the inner wall surface of the atomizing pipe 1, a limiting step part is formed in the atomizing pipe 1, and the end part of the oil guide member 2 abuts against the limiting step part to ensure that the oil guide member is installed in place. Therefore, the assembly is simple and convenient, an atomizing cavity is formed in the cylindrical oil guide piece 2, the heating area of aerosol generation substrates on the inner wall surface of the oil guide piece 2 is increased, and the atomization efficiency of the aerosol generation substrates is improved.

In an embodiment of the present application, in order to facilitate the installation and fixation of the oil guiding member 2, the oil guiding member 2 is made of a sheet-shaped cotton roll into a cylindrical structure, and the atomizing pipe 1 is axially provided with a clamping groove 13 for clamping a seam of the cylindrical structure. If the oil guide member 2 is a porous ceramic cylinder, the porous ceramic cylinder is directly arranged in the atomizing pipe 1 without arranging the clamping groove 13.

Referring to fig. 1 and 4, in an embodiment of the present application, the anti-leakage atomizing core further includes a heating element 5, and the heating element 5 is disposed in the oil guiding element 2. For heating the oil guide 2 to generate aerosol. In this embodiment, the heating member 5 is a mesh-shaped cylinder structure to increase the heating area of the oil guide member 2, thereby improving the atomization efficiency of the aerosol-generating substrate. It is understood that the heat generating member 5 is not limited to the net-shaped cylindrical structure, and other structural forms of the heat generating device may be adopted.

Referring to fig. 1 and 4, in an embodiment of the present application, the anti-leakage atomizing core further includes an insulating sleeve 6 and an electrode 7 sleeved in the insulating sleeve 6, and an assembly of the insulating sleeve 6 and the electrode 7 is fixed to the bottom opening of the atomizing tube 1. One end of the electrode 7 is used for connecting the heating element 5, and the other end of the electrode 7 is connected with the battery so as to conduct electricity to enable the heating element 5 to generate heat.

Referring to fig. 1 to 4, in an embodiment of the present application, the anti-leakage atomizing core further includes a sleeve 8, the sleeve 8 is fixedly sleeved on the periphery of the atomizing pipe 1, one end of the atomizing pipe 1 is disposed in the sleeve 8, and one end of the atomizing pipe 1, which is provided with the air inlet 12, is exposed out of the sleeve 8. One end of the sleeve 8 far away from the air inlet 12 is used for being connected with a suction nozzle, and the peripheral wall of the sleeve 8 is provided with a through hole 80 communicated with the oil inlet hole 11 so as to enable the aerosol generating substrate to be sucked into the oil guide member 2 through the through hole 80 and the oil inlet hole 11.

The embodiment of the application still provides an atomizer, and the atomizer includes casing and foretell atomizing core, is formed with the oil storage chamber of storing aerosol emergence matrix in the casing, and the oil storage intracavity is located to the atomizing core. When the atomizer generates negative pressure in the atomizing pipe 1 through the suction of a human mouth by arranging the liquid leakage prevention atomizing core, the air inlet valve 3 deforms under the action of external pressure, so that the air inlet 12 is opened for air inlet; when the suction of the mouth is stopped, the intake valve 3 is automatically reset to seal the intake port 12. Therefore, the condensate and aerosol generation substrate in the atomizing pipe 1 and on the oil guide part 2 can be prevented from leaking from the air inlet 12, and dust and insects can be prevented from entering the atomizing pipe 1 from the air inlet 12, so that the atomizing core is protected.

The embodiment of the application still provides an aerosol generating device, and aerosol generating device is provided with foretell atomizer to condensate and aerosol emergence matrix that avoid in the atomizing pipe 1 and on leading oil 2 spill from air inlet 12, and prevent that dust, worm from getting into atomizing pipe 1 from air inlet 12 in, play the guard action to the atomizing core.

The embodiments in the present description are all described in a progressive manner, and some of the embodiments are mainly described as different from other embodiments, and the same and similar parts among the embodiments can be referred to each other.

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", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to 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, the features defined as "first" and "second" may be explicit or

One or more of these features are implicitly included. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

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

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by one skilled in the art.

The technical contents of the present invention are further illustrated by the examples only for the convenience of the reader, but the embodiments of the present invention are not limited thereto, and any technical extension or re-creation based on the present invention is protected by the present invention. The protection scope of the invention is subject to the claims.

Claims

1. A leak protection liquid atomizing core which characterized in that: including atomizing pipe (1) and lead oil spare (2), it locates to lead oil spare (2) cover in atomizing pipe (1), atomizing pipe (1) perisporium is provided with inlet port (11), for lead oil spare (2) to inhale aerosol and take place the matrix, atomizing pipe (1) bottom perisporium department is provided with air inlet (12), be provided with admission valve (3) in air inlet (12), in order to seal air inlet (12) make through the suction produce the negative pressure in atomizing pipe (1) and make admission valve (3) take place deformation, thereby open air inlet (12).

2. The anti-leakage atomizing core according to claim 1, wherein the air intake valve (3) includes a connecting portion (31) hermetically fixed to the air inlet (12), and a deformation portion (32) connected to the connecting portion (31), the deformation portion (32) elastically deforms into the atomizing tube (1) when sucking, and the deformation portion (32) is closely attached to the air inlet (12) when not sucking.

3. The liquid leakage preventing atomizing core according to claim 2, wherein a deformation groove (33) is provided between the connecting portion (31) and the deformation portion (32), and the deformation portion (32) is bent and deformed with respect to the deformation groove (33).

4. The anti-leakage atomizing core according to claim 3, wherein a gap (34) is provided on the deformation portion (32), and two opposite contact surfaces at the gap (34) are closely attached to form an oil film to block oil leakage.

5. A liquid leakage prevention atomizing core according to claim 4, wherein said gap (34) is arranged in an axial direction, and said deformation groove (33) is arranged in a circumferential direction.

6. The liquid leakage preventing atomizing core according to claim 1, comprising a fastening member (4), wherein the air intake valve (3) is sleeved in the fastening member (4), and the fastening member (4) fixes and seals the air intake valve (3) at the air inlet (12).

7. The anti-leakage atomizing core according to claim 6, comprising a heat generating member (5), wherein the heat generating member (5) is disposed in the oil guiding member (2).

8. The anti-leakage atomizing core according to claim 7, comprising an insulating sleeve (6) and an electrode (7) sleeved in the insulating sleeve (6), wherein the combined body of the insulating sleeve (6) and the electrode (7) is fixed to the bottom opening of the atomizing tube (1).

9. The anti-leakage atomizing core according to claim 8, comprising a sleeve (8), wherein the sleeve (8) is fixedly sleeved on the outer circumference of the atomizing pipe (1), one end of the atomizing pipe (1) is arranged in the sleeve (8), and one end of the atomizing pipe (1) provided with the air inlet (12) is exposed out of the sleeve (8).

10. An atomizer, comprising a housing, wherein the liquid leakage prevention atomizing core of any one of claims 1-8 is arranged in the housing.