CN218869430U - Atomizer and electronic atomization device - Google Patents

Atomizer and electronic atomization device Download PDF

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Publication number
CN218869430U
CN218869430U CN202222999164.2U CN202222999164U CN218869430U CN 218869430 U CN218869430 U CN 218869430U CN 202222999164 U CN202222999164 U CN 202222999164U CN 218869430 U CN218869430 U CN 218869430U
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atomizing
air outlet
hole
air inlet
extending direction
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CN202222999164.2U
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汪新宇
徐文孝
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Seymour International Holdings Ltd
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Seymour International Holdings Ltd
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Abstract

An atomizer and an electronic atomizing device, the atomizer comprising: the liquid absorption device comprises a base body, a liquid absorption surface and a liquid absorption surface, wherein the base body is provided with an atomization surface and a liquid absorption surface which are arranged oppositely, a through hole extending from the liquid absorption surface to the atomization surface is formed in the base body, and the through hole is obliquely arranged in the thickness direction of the base body along the extending direction from the liquid absorption surface to the atomization surface; the atomizing cavity is arranged opposite to the base body and faces the atomizing surface, extends along the atomizing surface and is provided with an air inlet cavity opening and an air outlet cavity opening which are arranged oppositely; and an included angle between the extending direction of the through hole and the axial extending direction from the air inlet cavity opening to the air outlet cavity opening is an acute angle. The atomization amount of the atomizer is improved.

Description

Atomizer and electronic atomization device
Technical Field
The utility model relates to an electronic atomization field, concretely relates to atomizer and electronic atomization device.
Background
The typical electronic atomization device is composed of an atomization core, a battery, a control circuit and the like, wherein the atomization core is used as a core element of the electronic cigarette, and the characteristics of the atomization core determine the atomization effect and the use experience. A common atomization method of the electronic atomization device is resistance heating atomization, and the electronic atomization device includes an atomizer and a battery device. The atomizing core in an atomizer generally comprises a porous matrix and a heat-generating element. Porous substrates include rigid substrates (e.g., ceramics, glass) and non-rigid substrates (e.g., cotton, fiber), which are less prone to charring and are widely used than non-rigid substrates, especially porous ceramic substrates.
However, the atomization gas in the air passage is easy to condense when meeting cold wall surfaces, thereby reducing the atomization amount.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in overcoming the less problem of atomizing volume of atomizer among the prior art.
In order to solve the technical problem, the utility model provides an atomizer, include: the liquid absorption device comprises a base body, a liquid absorption surface and a liquid absorption surface, wherein the base body is provided with an atomization surface and a liquid absorption surface which are arranged oppositely, a through hole extending from the liquid absorption surface to the atomization surface is formed in the base body, and the through hole is obliquely arranged in the thickness direction of the base body along the extending direction from the liquid absorption surface to the atomization surface; the atomizing cavity is arranged opposite to the base body and faces the atomizing surface, extends along the atomizing surface and is provided with an air inlet cavity opening and an air outlet cavity opening which are arranged oppositely; the through hole extends the direction with certainly admit air the chamber mouth to the contained angle between the axial extending direction of the chamber mouth of giving vent to anger is the acute angle.
Optionally, an included angle between an extending direction of the through hole from the liquid suction surface to the atomization surface and an axial extending direction of the through hole from the air inlet cavity opening to the air outlet cavity opening is 5 degrees to 75 degrees.
Optionally, an included angle between an extending direction of the through hole from the liquid suction surface to the atomization surface and an axial extending direction of the through hole from the air inlet cavity opening to the air outlet cavity opening is 30-60 degrees.
Optionally, the method further includes: the base body and the atomizing cavity are both positioned in the shell; the shell is internally provided with an air inlet channel and an air outlet channel, the air inlet cavity opening of the atomization cavity is communicated with the air inlet channel, and the air outlet cavity opening of the atomization cavity is communicated with the air outlet channel.
Optionally, an axial extending direction from the air inlet cavity port to the air outlet cavity port is parallel to a longitudinal axis of the atomizer.
Optionally, the atomising surface is parallel to the longitudinal axis of the atomiser.
Optionally, the substrate is an annular cylinder structure, the inner side wall of the annular cylinder structure is the atomization surface, and the outer side wall of the annular cylinder structure is the liquid absorption surface; the atomizing chamber is surrounded by the annular cylinder structure.
Optionally, the atomization surface is disposed toward the bottom of the housing; the air outlet channel passes through the side part of the substrate.
Optionally, the substrate is a flat substrate.
Optionally, the number of the through holes is several; the extending directions of the through holes are parallel; or an included angle between the extending direction of the through hole and the axial extending direction from the air inlet cavity opening to the air outlet cavity opening is gradually increased from the air inlet cavity opening to the air outlet cavity opening; or the included angle between the extending direction of the through hole and the axial extending direction from the air inlet cavity opening to the air outlet cavity opening is gradually reduced from the air inlet cavity opening to the air outlet cavity opening.
Optionally, the through-holes have a pore size in the range of 10 microns to 300 microns.
Optionally, the matrix comprises a dense matrix or a matrix with disordered pores.
Optionally, the method further includes: the heating film is arranged on one side of the atomization surface, and holes corresponding to the through holes are formed in the heating film.
The utility model also provides an electronic atomization device, include the utility model discloses an atomizer.
The utility model discloses technical scheme has following technological effect:
the utility model discloses technical scheme provides an atomizer, because the through hole extend direction with certainly inlet chamber mouth extremely contained angle between the axial extend direction of outlet chamber mouth is the acute angle, consequently follows the atomizing gas of atomizing face outgoing and can flow along the air current direction in the atomizing chamber, reduces the probability that collides the wall with the wall in atomizing chamber to reduce condensation phenomenon, improved the atomizing volume of atomizer like this.
The utility model discloses technical scheme provides an electronic atomization device has improved the atomizing volume.
Drawings
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 embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of a housing of an atomizer according to an embodiment of the present invention;
fig. 2 is a sectional view of an atomizer according to another embodiment of the present invention;
fig. 3 is a schematic view of a part of the inside of an atomizer according to another embodiment of the present invention;
fig. 4 is a schematic view of a part of the inside of an atomizer according to another embodiment of the present invention;
fig. 5 is a schematic view of a part of the inside of an atomizer according to another embodiment of the present invention;
fig. 6 is a cross-sectional view of an atomizer according to yet another embodiment of the present invention;
fig. 7 is a schematic perspective view of a substrate according to another embodiment of the present invention;
FIG. 8 is a cross-sectional view of FIG. 7;
fig. 9 is a cross-sectional view of an atomizer according to yet another embodiment of the present invention;
fig. 10 is an exploded view of an atomizer in accordance with yet another embodiment of the present invention;
fig. 11 and 12 are schematic views of the susceptor in fig. 10.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, 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 work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be communicated with each other inside the two elements, or may be wirelessly connected or wired connected. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
Example 1
The present embodiment provides an atomizer, referring to fig. 1, 2 and 3, including:
a base 130, wherein the base 130 has an atomizing surface 1302 and a liquid-absorbing surface 1301 which are oppositely arranged, the base 130 has a through hole 131 extending from the liquid-absorbing surface 1301 to the atomizing surface 1302, and the through hole 131 is obliquely arranged in the thickness direction of the base 130 in the extending direction from the liquid-absorbing surface 1301 to the atomizing surface 1302;
the atomizing cavity 150 is arranged opposite to the base body 130 and faces the atomizing surface 1302, and the atomizing cavity 150 extends along the atomizing surface 1302 and is provided with an air inlet cavity port and an air outlet cavity port which are arranged oppositely;
an included angle theta between the extending direction Y of the through hole 131 and the axial extending direction X from the air inlet to the air outlet is an acute angle.
The extending direction Y of the through-hole 131 refers to: the through-hole 131 extends from the liquid suction surface 1301 to the atomization surface 1302.
In the atomizer of this embodiment, because an included angle θ between the extending direction Y of the through hole 131 and the axial extending direction X from the air inlet to the air outlet is an acute angle, the atomizing gas emitted from the atomizing surface 1302 can flow along the airflow direction in the atomizing chamber 150, so as to reduce the probability of wall collision with the wall surface of the atomizing chamber 150, thereby reducing the condensation phenomenon, and thus increasing the atomizing amount of the atomizer.
In one embodiment, an included angle between an extending direction Y of the through hole 131 from the liquid suction surface 1301 to the atomization surface 1302 and an axial extending direction X from the air inlet cavity port to the air outlet cavity port is 5 degrees to 75 degrees. If the included angle between the extending direction Y of the through hole 131 from the liquid suction surface 1301 to the atomizing surface 1302 and the axial extending direction X from the air inlet cavity port to the air outlet cavity port is less than 5 degrees, the arrangement density of the through hole 131 is reduced, and the liquid suction capability of the liquid suction surface 1301 is reduced; if the included angle between the extending direction Y of the through hole 131 from the liquid suction surface 1301 to the atomizing surface 1302 and the axial extending direction X from the air inlet cavity opening to the air outlet cavity opening is greater than 75 degrees, the effect of reducing the probability of wall collision with the wall surface of the atomizing cavity 150 is weakened.
In a specific embodiment, an angle between an extending direction Y of the through hole 131 from the liquid suction surface 1301 to the atomization surface 1302 and an axial extending direction X from the gas inlet chamber port to the gas outlet chamber port is preferably 30 degrees to 60 degrees, such as 30 degrees, 40 degrees, 50 degrees, or 60 degrees.
The matrix 130 includes a dense matrix or a matrix having disordered pores. The compact matrix comprises a glass matrix, a silicon matrix or a compact ceramic matrix, and conductive ions are not doped in the silicon matrix. The matrix of the disordered pores includes, for example, a porous ceramic having disordered pores. The through-holes 131 in the matrix are ordered holes.
When the substrate 130 is an insulating substrate, the atomizer further comprises: a heating element 132, wherein the heating element 132 is arranged on one side of the atomizing surface 1302. The heating element 132 and the base 130 constitute a heating element. The heating element comprises a heating film, a heating wire, a heating net or a heating sheet; the heating element may be disposed on one side of the atomization surface, may be disposed on the atomization surface in a protruding manner, or may be embedded in the atomization surface. In one embodiment, the heating film is arranged on one side of the atomizing surface, and the heating film is provided with a hole corresponding to the through hole. The holes in the heating film are communicated with the through holes.
When the substrate is a conductive heating substrate, the conductive heating substrate comprises a conductive ceramic substrate which comprises titanium nitride or titanium diboride; the ceramic matrix is doped with conductive particles, such as carbon particles, to form a conductive ceramic matrix. When the base body is the conductive heating base body, a heating element is not required to be arranged.
In this embodiment, the atomizer further includes: the shell 100, the matrix 130 and the atomizing cavity 150 are all positioned in the shell 100; the housing 100 has an air inlet channel 140 and an air outlet channel 110, the air inlet cavity port of the atomizing cavity is communicated with the air inlet channel 140, and the air outlet cavity port of the atomizing cavity 150 is communicated with the air outlet channel 110. The intake passage 140 penetrates the bottom surface of the housing 100. The air outlet passage 110 penetrates the top surface of the housing 100.
The housing 100 has a wall extending in the axial direction of the outlet passage 110; the wicking surface 1301 is disposed toward the wall of the housing 100.
In this embodiment, an axial extending direction X from the air inlet chamber port to the air outlet chamber port is parallel to a longitudinal axis of the atomizer. The atomizing surface 1302 is parallel to the longitudinal axis of the atomizer.
In this embodiment, referring to fig. 2 and 3, the substrate 130 is a flat substrate; the aerosolizing chamber 150 is located between the aerosolizing surface 1302 and the walls of the housing 100.
In this embodiment, the atomization surface 1302 and the liquid suction surface 1301 face the wall of the housing.
In this embodiment, the number of the through holes 131 is several.
The extending directions of the through holes 131 may be the same or different, and the extending directions of the through holes 131 may or may not change regularly. In this embodiment, referring to fig. 3, the extending directions of the through holes 131 are parallel. The plurality of through holes 131 are arranged in an array. Such an arrangement makes the substrate easy to machine.
In one embodiment, the through-holes 131 have a pore size in the range of 10 microns to 300 microns, such as 10 microns, 20 microns, 30 microns, 40 microns, 50 microns, 100 microns, 150 microns, 2000 microns, 250 microns, or 300 microns. If the aperture range of the through hole 131 is too small, the liquid guiding capability of the through hole 131 is weak; if the range of the diameter of the through-hole 131 is too large, it is difficult to atomize the liquid inside the through-hole 131 in time.
In one embodiment, the thickness of the substrate 130 is 0.2mm to 0.5mm, so that the thickness of the substrate 130 is relatively thin, and the liquid guiding capability of the substrate 130 is relatively good. The thickness of the base 130 is not limited thereto, and other value ranges may be selected.
In this embodiment, the atomizer further includes: a reservoir 120 for storing a liquid aerosol-generating substrate; a liquid inlet chamber 160, wherein the liquid inlet chamber 160 is located between the liquid suction surface and the wall of the housing, and the liquid storage chamber 120 is located above the substrate 130 and is communicated with the liquid inlet chamber 160.
Example 2
The present example differs from example 1 in that: referring to fig. 4, the extending direction from the liquid suction surface to the atomization surface of the through hole 131a and the thickness direction of the substrate 130 are obliquely arranged, and an included angle θ 1 between the extending direction Y1 of the through hole 131a and the axial extending direction X from the air inlet port to the air outlet port gradually increases from the air inlet port to the air outlet port. The advantages of such an arrangement are: the airflow from the atomizing cavity to the air outlet channel is smoother.
The other parts of this embodiment are the same as those of embodiment 1, and the details of the parts of this embodiment that are the same as those of embodiment 1 are not described.
Example 3
This example differs from example 1 in that: referring to fig. 5, the extending direction from the liquid suction surface to the atomization surface of the through hole 131b is inclined from the thickness direction of the substrate 130, and an included angle θ 2 between the extending direction Y2 of the through hole 131b and the axial extending direction X from the air inlet port to the air outlet port is gradually decreased from the air inlet port to the air outlet port. The benefit of this arrangement is: the air flow from the atomizing cavity to the air outlet channel is mixed more fully.
The other parts of this embodiment are the same as those of embodiment 1, and the details of the parts of this embodiment that are the same as those of embodiment 1 are not described.
Example 4
With reference to fig. 6, 7 and 8, the axial extension of the inlet to outlet chamber ports is parallel to the longitudinal axis of the atomizer; the atomization surface is parallel to a longitudinal axis of the atomizer. This example differs from example 1 in that: the base body 130a is an annular cylinder structure, the inner side wall of the annular cylinder structure is an atomizing surface, and the outer side wall of the annular cylinder structure is a liquid absorbing surface; the atomizing chamber 150a is surrounded by the annular cylindrical structure.
The number of the through-holes 130a1 is several.
The extending directions of the through holes can be the same or different, and the extending directions of the through holes show certain regular change or no regular change. In this embodiment, referring to fig. 8, the through holes 130a1 extend from the liquid suction surface to the atomization surface, and an included angle between the extending direction of the through holes 130a1 and an axial extending direction from the inlet to the outlet is gradually increased from the inlet to the outlet.
The other portions of the present embodiment are the same as those of embodiment 1, and the portions of the present embodiment that are the same as those of embodiment 1 will not be described in detail.
Example 5
This example differs from example 4 in that: the extending directions of the through holes are the same.
The through holes are arranged in an array.
The other parts in this embodiment are the same as those in embodiment 4, and the details of the parts in this embodiment that are the same as those in embodiment 4 will not be described.
Example 6
This example differs from example 4 in that: the through holes 130a1 extend from the liquid suction surface to the atomization surface, and an included angle between the extending direction of the through holes 130a1 and the axial extending direction from the air inlet cavity opening to the air outlet cavity opening is gradually reduced from the air inlet cavity opening to the air outlet cavity opening.
The other portions of this embodiment are the same as those of embodiment 4, and the details of the portions of this embodiment that are the same as those of embodiment 4 will not be described.
Example 7
The present example differs from example 1 in that: referring to fig. 9, the atomization surface is disposed toward the bottom of the housing 100. The housing 100 has an air inlet channel 140b and an air outlet channel 110 therein, an air inlet chamber port of the atomizing chamber 150b is communicated with the air inlet channel 140b, and an air outlet chamber port of the atomizing chamber 150b is communicated with the air outlet channel 110. The housing 100 has a wall extending in the axial direction of the outlet passage 110. The gas outlet passage 110 is disposed through the side of the substrate 130 b. The inlet port of the inlet passage 140b penetrates the wall of the housing 100.
In this embodiment, the base 130b has an atomizing surface and a liquid suction surface which are arranged to face each other, the base 130b has a through hole extending from the liquid suction surface to the atomizing surface, and the through hole is inclined in a direction extending from the liquid suction surface to the atomizing surface and in a thickness direction of the base. The number of the through holes is several. The extending directions of the through holes are parallel. The through holes are arranged in an array.
The substrate 130b includes a flat substrate.
The description of the angle between the extending direction of the through-hole and the axial extending direction from the inlet port to the outlet port, the range of the diameter of the through-hole, the thickness of the base 130b, and the like refer to example 1.
In this embodiment, the atomizer further includes: a reservoir 120b for storing a liquid aerosol-generating substrate; a liquid inlet cavity 160b, the liquid inlet cavity 160b being located between the liquid storage cavity 120b and the liquid suction surface and between the air outlet channel and the liquid suction surface; the reservoir chamber 120 is in communication with the inlet chamber 160.
The other contents of this embodiment, which are the same as those of embodiment 1, will not be described again.
Example 8
This example differs from example 7 in that: the through holes extend from the liquid suction surface to the atomization surface, and included angles between the extending directions of the through holes and the axial extending directions from the air inlet cavity opening to the air outlet cavity opening are gradually reduced from the air inlet cavity opening to the air outlet cavity opening.
The other parts of this embodiment are the same as those of embodiment 7, and the details of the parts of this embodiment that are the same as those of embodiment 7 will not be described.
Example 9
This example differs from example 7 in that: the through holes extend from the liquid suction surface to the atomization surface, and included angles between the extending directions of the through holes and the axial extending directions from the air inlet cavity opening to the air outlet cavity opening are gradually increased from the air inlet cavity opening to the air outlet cavity opening.
The other parts of this embodiment are the same as those of embodiment 7, and the details of the parts of this embodiment that are the same as those of embodiment 7 will not be described.
Example 10
The present example differs from example 1 in that: referring to fig. 10 to 12, a casing 200 has a partition 210 therein, the partition 210 dividing the casing 200 into a bottom casing and a top casing, the partition 210 having a partition through-slot 220 therein; the top shell has the air outlet channel 230 inside; the atomizer further comprises: a base 240, wherein a part of the upper surface of the base 240 has a sinking groove 260, and the sinking groove 260 is adapted to bear the substrate 250; the atomization chamber 270 is located in the base 240 at the bottom of the sink 260; the air inlet channel 280 extends from the bottom surface of the base 240 into the base 240 at one side of the atomizing chamber 270 and communicates with the atomizing chamber 270; the bottom housing surrounds the outer sidewall of the base 240; the through-spacer slots 220 are located at the top of the sink slots 260.
The substrate 250 has a through-hole therein. The through hole is obliquely arranged in the thickness direction of the base body from the extending direction from the liquid suction surface to the atomizing surface. And an included angle between the extending direction of the through hole and the axial extending direction from the air inlet cavity opening to the air outlet cavity opening is an acute angle. The range of the acute angle is referred to in example 1 and will not be described in detail.
The through holes extend from the liquid level to the atomization surface, and included angles between the extending directions of the through holes and the axial extending direction from the air inlet cavity port to the air outlet cavity port are gradually reduced from the air inlet cavity port to the air outlet cavity port; or the through holes extend from the liquid suction surface to the atomization surface, and the included angle between the extending direction of the through holes and the axial extending direction from the air inlet cavity port to the air outlet cavity port gradually increases from the air inlet cavity port to the air outlet cavity port; alternatively, the extending directions of the through holes are parallel. The through holes are arranged in an array.
The top housing has a reservoir.
Other similar contents between this embodiment and the embodiment will not be described again.
Example 11
The present embodiment differs from the above embodiments in that: the through hole is obliquely arranged in the thickness direction of the base body from the liquid suction surface to the extension direction of the atomization surface; an included angle between the extending direction of the through hole and an axial extending direction from the inlet chamber port to the outlet chamber port is an obtuse angle (not shown).
Example 12
The embodiment also provides an electronic atomization device which comprises the atomizer of the embodiment.
The electronic atomization device further comprises a battery device, and the battery device is electrically connected with the atomizer and supplies power to the atomizer.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims (14)

1. An atomizer, comprising:
the liquid absorption device comprises a base body, a liquid absorption surface and a liquid absorption surface, wherein the base body is provided with an atomizing surface and a liquid absorption surface which are arranged oppositely, a through hole extending from the liquid absorption surface to the atomizing surface is formed in the base body, and the extending direction from the liquid absorption surface to the atomizing surface is inclined with the thickness direction of the base body;
the atomizing cavity is arranged opposite to the base body and faces the atomizing surface, extends along the atomizing surface and is provided with an air inlet cavity port and an air outlet cavity port which are arranged oppositely;
and an included angle between the extending direction of the through hole and the axial extending direction from the air inlet cavity opening to the air outlet cavity opening is an acute angle.
2. The atomizer of claim 1, wherein an angle between a direction of extension of said through-hole from said liquid-suction surface to said atomization surface and an axial direction of extension of said through-hole from said inlet chamber port to said outlet chamber port is 5 degrees to 75 degrees.
3. The atomizer of claim 2, wherein an angle between a direction of extension of said through-hole from said liquid-suction surface to said atomization surface and an axial direction of extension of said through-hole from said inlet chamber port to said outlet chamber port is in the range of 30 degrees to 60 degrees.
4. The nebulizer of claim 1, further comprising: the base body and the atomizing cavity are both positioned in the shell; the shell is internally provided with an air inlet channel and an air outlet channel, the atomizing cavity is provided with an air inlet cavity port communicated with the air inlet channel, and the atomizing cavity is provided with an air outlet cavity port communicated with the air outlet channel.
5. A nebulizer as claimed in claim 1, wherein the axial extension of the inlet chamber aperture to the outlet chamber aperture is parallel to the longitudinal axis of the nebulizer.
6. A nebulizer as claimed in claim 5, wherein the nebulizing surface is parallel to a longitudinal axis of the nebulizer.
7. The atomizer according to claim 6, wherein said base body is an annular cylinder structure, an inner sidewall of said annular cylinder structure being said atomizing surface, and an outer sidewall of said annular cylinder structure being said liquid-absorbing surface; the atomizing chamber is surrounded by the annular cylinder structure.
8. The nebulizer of claim 4, wherein the nebulizing surface is disposed toward a bottom of the housing; the air outlet channel passes through the side part of the substrate.
9. A nebulizer as claimed in claim 6 or 8, wherein the substrate is a flat substrate.
10. The nebulizer of any one of claims 1 to 8, wherein the number of the penetrating holes is several;
the extending directions of the through holes are parallel;
or an included angle between the extending direction of the through hole and the axial extending direction from the air inlet cavity opening to the air outlet cavity opening is gradually increased from the air inlet cavity opening to the air outlet cavity opening;
or the included angle between the extending direction of the through hole and the axial extending direction from the air inlet cavity opening to the air outlet cavity opening is gradually reduced from the air inlet cavity opening to the air outlet cavity opening.
11. A nebulizer as claimed in claim 1, wherein the through-going aperture has a pore size in the range 10 microns to 300 microns.
12. A nebulizer as claimed in claim 1, wherein the substrate comprises a dense substrate or a substrate with disordered pores.
13. The nebulizer of claim 1, further comprising: the heating film is arranged on one side of the atomization surface, and holes corresponding to the through holes are formed in the heating film.
14. An electronic atomisation device comprising a atomiser as claimed in any one of claims 1 to 13.
CN202222999164.2U 2022-11-10 2022-11-10 Atomizer and electronic atomization device Active CN218869430U (en)

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Application Number Priority Date Filing Date Title
CN202222999164.2U CN218869430U (en) 2022-11-10 2022-11-10 Atomizer and electronic atomization device

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CN218869430U true CN218869430U (en) 2023-04-18

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