CN216776126U

CN216776126U - Atomizing core and electron smog spinning disk atomiser thereof

Info

Publication number: CN216776126U
Application number: CN202122665016.2U
Authority: CN
Inventors: 邹锐
Original assignee: Dongguan Jiedatong Technology Co ltd
Current assignee: Dongguan Jiedatong Technology Co ltd
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-06-21
Anticipated expiration: 2031-11-02

Abstract

The utility model discloses an atomizing core and an electronic cigarette atomizer thereof, wherein the atomizing core comprises a ceramic substrate and a barrier piece which is used for blocking oil smoke and is arranged on the ceramic substrate; the barrier piece is provided with a plurality of pore passages for air circulation, and the ceramic substrate is provided with an atomizing surface, an oil guide surface and a heating line arranged on the atomizing surface; the barrier piece is also provided with a first contact surface abutted against the ceramic substrate, a second contact surface used for being in contact with the smoke oil of the smoke oil cavity, and a third contact surface used for being in contact with the air of the atomization cavity. The atomizing core can enable air in the atomizing cavity to enter the oil smoke cavity through the blocking piece, so that the oil smoke in the oil smoke cavity can be rapidly supplemented to the atomizing surface of the ceramic substrate, scorched smell in the continuous suction process is avoided, the blocking piece can block the flowing of the oil smoke, the oil smoke is difficult to pass through the blocking piece and leak out, the oil leakage condition of the electronic cigarette atomizer in the use process is avoided, and the user experience is greatly improved.

Description

Atomizing core and electron smog spinning disk atomiser thereof

Technical Field

The utility model relates to the technical field of electronic cigarettes, in particular to an atomizing core and an electronic cigarette atomizer thereof.

Background

The atomization performance of the electronic cigarette directly determines the use experience of a consumer. Generally speaking, electron smog spinning disk atomiser includes the oil cup and installs the atomization component on the oil cup, atomization component and oil cup combination form atomizing chamber and oil smoke chamber, atomization component includes porous ceramic base member, porous ceramic base member has oil guide surface and atomization face, be equipped with the heating line on the atomization face, in the tobacco tar in the oil smoke intracavity permeates to porous ceramic base member through porous ceramic base member's oil guide surface, and permeate to the atomization face by oil guide surface, the process of infiltration heats porous ceramic base member, the atomizing of tobacco tar escapes via the micropore of porous ceramic base member atomization face.

The user is behind the suction bite, and the tobacco tar in the oil smoke intracavity removes to the atomizing surface and is atomized, and the oil smoke intracavity can form the negative pressure from this, and before outside air got into the oil smoke intracavity, the negative pressure in oil smoke chamber can hinder the tobacco tar and continue to permeate the pottery, and the atomizing surface is in the state of lacking oil, continues the suction this moment, not only can lead to appearing sticking with paste the flavor because of the tobacco tar is supplied with not enough, and the carbon deposit appears in the circuit that generates heat moreover, and the influence is used and is experienced the sense. This problem is solved at present, adopts and to set up groove or the hole that has certain sectional area on pottery, support, sealed rubber ring or the oil cup more, thereby makes the air admission oil smoke chamber in atomizing chamber balanced guaranteeing the pressure differential after the suction, but this kind of mode also greatly increased the tobacco tar in tobacco tar storehouse through the palirrhea risk to tobacco tar storehouse of this groove or hole, especially under the condition of high temperature or high negative pressure, the condition is more serious.

SUMMERY OF THE UTILITY MODEL

Aiming at the technical problems in the prior art, the utility model aims to: the atomizing core and the electronic cigarette atomizer provided by the utility model can ensure that the tobacco tar in the oil smoke cavity of the electronic cigarette atomizer can be rapidly supplemented to the atomizing surface of the ceramic substrate, avoid burnt smell in the continuous suction process, avoid the oil leakage condition in the use process of the electronic cigarette atomizer, and greatly improve the user experience.

In order to achieve the purpose, the utility model adopts the following technical scheme:

an atomizing core comprises a ceramic substrate and a blocking piece which is used for blocking oil smoke and is arranged on the ceramic substrate; the barrier piece is provided with a plurality of pore passages for air circulation, and the ceramic substrate is provided with an atomizing surface, an oil guide surface and a heating line arranged on the atomizing surface; the barrier piece is also provided with a first contact surface abutted against the ceramic substrate, a second contact surface used for being in contact with smoke oil of the smoke oil cavity, and a third contact surface used for being in contact with air of the atomization cavity.

Further, the blocking piece is a fluorine-containing plastic piece.

Further, the barrier is an integrated part made of one or more of polytetrafluoroethylene, fluorine-containing rubber, fluoroplastic, polyphenylene sulfide, polybenzimidazole and polyether sulfone.

Further, the porosity of the pore channels of the barrier is 20% -70%.

Furthermore, the pore diameter of each pore channel of the barrier is 20-1000 μm.

Furthermore, a clamping groove is formed in the ceramic substrate, and the blocking piece is embedded in the clamping groove.

Furthermore, a through hole is formed in the ceramic substrate, and the blocking piece is located in the through hole.

Further, the ceramic substrate is provided with a clamping strip, and the barrier piece is provided with a strip-shaped groove for clamping the clamping strip.

Furthermore, thermosetting epoxy resin is respectively coated on the first contact surface of the barrier member and the ceramic substrate, and the barrier member and the ceramic substrate are attached through the thermosetting epoxy resin.

An electronic cigarette atomizer comprises an oil cup, a ceramic sealing ring, a base, a conductive thimble and the atomizing core; the oil cup is provided with a mounting groove and an air outlet channel; the ceramic base and the base are sequentially arranged in the mounting groove, the conductive thimble is mounted on the base, the ceramic sealing ring is sleeved on the ceramic base, and the base sealing ring is sleeved on the base; lead the oil level with the inner wall of mounting groove encloses jointly and closes and form the oil smoke chamber, the atomizing face the base the inner wall of mounting groove encloses jointly and closes form with the atomizing chamber of air outlet channel intercommunication, be equipped with on the base with the inlet port of atomizing chamber intercommunication.

Compared with the prior art, the utility model has the beneficial effects that: the atomizing core of the utility model can lead the air of the atomizing cavity to enter the oil smoke cavity through the baffle. Thereby the user makes the air admission oil smoke chamber in atomizing chamber balanced in the pressure differential of oil smoke chamber after the suction, avoids because the negative pressure in oil smoke chamber hinders the tobacco tar and continues permeating pottery to the tobacco tar in assurance oil smoke chamber can supply the atomizing face to ceramic base member rapidly, avoids leading to the burnt flavor of sticking with paste of electron smog spinning disk atomiser appearance because of continuous suction makes the atomizing face be in the oil deficiency state. Because the separation piece has non-wetting nature to the tobacco tar, the separation piece can hinder the tobacco tar to flow, and the tobacco tar is difficult to pass the separation piece and spills, has avoided the condition of oil leak to appear in the use of electron smog spinning disk atomiser, also can prevent that the backward flow of oil smoke from getting back to the oil smoke chamber, very big promotion user experience.

Drawings

Fig. 1 is a schematic structural view of a first atomizing core.

Fig. 2 is a schematic view of a second atomizing core.

Fig. 3 is a schematic structural view of a third atomizing core.

Fig. 4 is a schematic structural view of a fourth atomizing core.

Fig. 5 is an exploded view of the electronic smoke atomizer.

Fig. 6 is a cross-sectional view of an electronic aerosolizer.

In the figure, 1 is an atomizing core, 2 is an oil cup, 5 is a ceramic sealing ring, 10 is a conductive thimble, 8 is a base sealing ring, 9 is a base, 11 is an air outlet channel, 12 is an oil smoke cavity, 13 is an atomizing cavity, 101 is a ceramic substrate, and 102 is a barrier member.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

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 and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "abutted" and "communicating" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description of the present invention, it is to be understood that the terms "first", "second", and the like are used in the present invention to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish the same type of information from each other. For example, the "first" information may also be referred to as "second" information, and similarly, the "second" information may also be referred to as "first" information, without departing from the scope of the utility model.

For convenience of description, unless otherwise noted, the up-down direction described below coincides with the up-down direction of fig. 1 itself, and the left-right direction described below coincides with the left-right direction of fig. 1 itself.

Example one

As shown in fig. 1 to 4, the present embodiment provides an atomizing core, the atomizing core is a component of an atomizing assembly, the atomizing assembly is used for being installed in an oil cup 2 of an electronic cigarette atomizer, the atomizing assembly and the oil cup 2 form a cigarette cavity 12 and an atomizing cavity 13, refer to the patent: CN 212414712U. The atomizing core includes a ceramic base 101 and a blocking member 102 for blocking soot and mounted on the ceramic base 101. The barrier member 102 has the characteristics of high temperature resistance and being less prone to be infiltrated by tobacco tar (non-wetting property), and specifically, the high temperature resistance means that the temperature is higher than 100 ℃. The blocking member 102 has a plurality of holes for air circulation, and the plurality of holes allow air to pass through, but the blocking member has non-wettability to the oil smoke, so that the oil smoke can be blocked from leaking to the oil smoke cavity 12 along with the air in the atomization cavity 13, and the oil smoke in the oil smoke cavity 12 can also be prevented from flowing to the atomization cavity 13. The ceramic substrate 101 is a porous ceramic substrate. The ceramic base 101 has an atomizing surface, an oil guide surface, and a heat generation line mounted on the atomizing surface; the barrier member 102 further has a first contact surface that abuts against the ceramic base 101, a second contact surface that contacts the soot in the soot chamber 12, and a third contact surface that contacts the air in the atomization chamber 13. After the user sucks, negative pressure is formed in the oil smoke cavity. The air in atomizing chamber 13 can pass third contact surface, the second contact surface entering oil smoke chamber of separation piece 102 in proper order to guarantee that oil smoke chamber pressure difference is balanced, avoid hindering the tobacco tar to continue to permeate ceramic base 101 because the negative pressure in oil smoke chamber, thereby guarantee that the tobacco tar in oil smoke chamber can supply the atomizing face to ceramic base 101 rapidly, avoid making the atomizing face be in the oil deficiency state because of continuous suction and lead to the burnt flavor of sticking with paste of electron smog spinning disk atomiser appearance. Because the blocking member 102 has non-wettability to the smoke, the blocking member 102 can block the flow of the smoke, the smoke is difficult to pass through the blocking member 102 and leak out, the situation of oil leakage in the using process of the electronic cigarette atomizer is avoided, and the smoke can be prevented from flowing back to the smoke cavity 12.

Wetting (Wetting) is the phenomenon of the transition of a solid interface from a solid-gas interface to a solid-liquid interface. Whereas wettability (wettability) refers to the ability or tendency of a liquid to spread on a solid surface. Wettability of a solid is expressed in terms of contact angle, and when a liquid drop is dropped on the surface of the solid, different wettability can occur in different shapes. The angle between the tangent of the drop at the solid-liquid contact edge and the solid plane is called the contact angle. The contact angle is at least 0 DEG and at most 180 deg. The smaller the contact angle, the better the wettability of the powder. Theta is 0, the liquid completely wets the solid surface, and the liquid spreads on the solid surface; 0< theta <90 deg., the liquid can wet the solid, and the smaller theta, the better the wettability; 90 ° < θ <180 °, liquid cannot wet solid; and theta is 180 degrees and is not wetted completely, and the liquid is condensed into small balls on the surface of the solid. The contact angle θ of the barrier 102 of the present application is 180 °.

Specifically, in one embodiment, at least one of the first contact surface, the second contact surface, and the third contact surface is provided. The barrier member 102 is attached to the first contact surface of the porous ceramic substrate 101. The concrete way can be glue bonding or embedding on the porous ceramic base 101.

Specifically, in one embodiment, the blocking member is a fluorine-containing plastic member, and may be other objects having a material that is resistant to high temperature and is not easily wetted by smoke (non-wetting).

Specifically, in one embodiment, the barrier 102 is a unitary piece made from any one or more of polytetrafluoroethylene, fluoroelastomer, fluoroplastic, polyphenylene sulfide (PPS), Polybenzimidazole (PBI), and polyethersulfone. The material of the barrier 102 includes, but is not limited to, polytetrafluoroethylene, fluoro-elastomer, fluoroplastic, polyphenylene sulfide (PPS), Polybenzimidazole (PBI), and polyethersulfone.

Specifically, in one embodiment, the porosity of the channels of the barrier 102 is 20% to 70%. Preferably, in this embodiment, the porosity of the cells of the barrier member 102 is 30% to 70%.

Specifically, in one embodiment, the aperture of the barrier 102 is 20 μm to 1000 μm. Preferably, in this embodiment, the aperture of the barrier member 102 is 40 μm to 800 μm.

Specifically, as shown in fig. 1, in one embodiment, a clamping groove is formed on an edge of the ceramic substrate 101, the clamping groove penetrates through the ceramic substrate 101 from top to bottom, and the blocking member 102 is embedded in the clamping groove. The blocking member 102 and the locking groove are both square columns.

Specifically, as shown in fig. 2, in one embodiment, the ceramic substrate 101 has a through hole formed therein, the through hole penetrates through the ceramic substrate 101 from top to bottom, and the blocking member 102 is filled in the through hole. There are a plurality of through holes, and each through hole is filled with a blocking member 102. The through hole is a circular hole, and the blocking member 102 is cylindrical.

Specifically, as shown in fig. 3, in one embodiment, the ceramic substrate 101 is provided with a clamping strip, and the blocking member 102 is provided with a strip-shaped groove with a square cross section, and the strip-shaped groove horizontally penetrates through the ceramic substrate 101. The blocking member 102 blocks the clip strip into the strip groove along the horizontal direction.

Specifically, in one embodiment, as shown in fig. 4, thermosetting epoxy resin is coated on the first contact surface of the barrier member 102 and the ceramic substrate 101, and the barrier member 102 and the ceramic substrate 101 are closely adhered by the thermosetting epoxy resin and then cured at 160 ℃.

Example two

As shown in fig. 1, 5 and 6, the present embodiment provides an electronic cigarette atomizer, which includes an oil cup 2, an upper support sealing ring, an upper support, a ceramic sealing ring 5, a lower support, oil absorbing cotton, a base sealing ring 8, a base 9, a conductive thimble 10, and the atomizing core 1; the oil cup 2 is provided with a mounting groove and an air outlet channel 11; the upper support, the ceramic substrate 101, the oil absorption cotton, the lower support and the base 9 are sequentially arranged in the mounting groove from top to bottom. The conductive thimble 10 is mounted below the base 9. The upper support sealing ring is sleeved on the upper support, the ceramic sealing ring 5 is sleeved on the ceramic substrate 101, and the base sealing ring 8 is sleeved on the base 9; the oil guide surface of the ceramic substrate 101 and the inner wall of the mounting groove jointly enclose to form an oil smoke cavity 12, the atomizing surface of the ceramic substrate 101, the inner walls of the base 9 and the mounting groove jointly enclose to form an atomizing cavity 13 communicated with the air outlet channel 11, the atomizing cavity 13 is located below the oil smoke cavity 12, and an air inlet communicated with the atomizing cavity 13 is formed in the base 9. The ceramic sealing ring is provided with a clearance groove, the air outlet channel is communicated with the atomization cavity through the clearance groove, the atomization cavity and the oil smoke cavity are sealed through the ceramic sealing ring, the oil smoke in the oil smoke cavity can only enter the atomization cavity from the ceramic substrate after atomization, and the ceramic sealing ring is sealed to avoid the direct communication between the oil smoke cavity and the air outlet channel. When a user sucks from the air outlet channel 11, under the action of negative pressure, oil smoke is atomized under the action of the oil guide surface on the ceramic substrate, atomized smoke enters the atomizing cavity, and finally the atomized smoke is sucked out from the air outlet channel 11. The air inlet continuously gets into the air in the in-process of suction, and the air supplies to the oil smoke chamber through the baffler on the atomizing core 1 after getting into atomizing chamber 13, balances the negative pressure in oil smoke chamber.

Specifically, in an embodiment, the ceramic seal ring 5 is provided with a clearance groove, and the position of the clearance groove corresponds to the position of the blocking element 102 on the ceramic substrate 101, so that the second contact surface and the third contact surface of the blocking element 102 are prevented from being sealed by the ceramic seal ring 5, and the influence of the ceramic seal ring 5 on the ventilation of the electronic cigarette atomizer is avoided.

EXAMPLE III

A manufacturing method of an atomization core is used for manufacturing the atomization core and comprises the following steps:

s1: preparing fluorine-containing plastic particles, a solvent, a pore-forming agent and/or a foaming agent into fluorine-containing plastic slurry;

s2: combining the fluorine-containing plastic cement slurry with the ceramic substrate; the fluorine-containing plastic cement paste is attached to at least one surface of the ceramic substrate.

S3: sintering the ceramic substrate combined with the fluorine-containing plastic cement slurry to obtain a barrier piece with a porous channel, a first contact surface, a second contact surface and a third contact surface, wherein the barrier piece is combined with the ceramic substrate to obtain an atomized core; the first contact surface is attached to the surface of the ceramic base.

S4: and carrying out ultrasonic cleaning on the atomization core.

Specifically, in one embodiment, the total volume of the fluorine-containing plastic particles accounts for 40-50% of the volume of the fluorine-containing plastic slurry. In this embodiment, the total volume of the polytetrafluoroethylene particles accounts for 50% of the volume of the fluorine-containing plastic slurry.

The pore-forming agent is one or more of graphite, carbon powder, wood dust and starch, the particle size of the pore-forming agent is 10-500 mu m, and the volume of the pore-forming agent accounts for 10-70% of the volume of the fluorine-containing plastic cement. In this embodiment, the pore-forming agent is carbon powder, the volume of the carbon powder accounts for 45% of the volume of the fluorine-containing plastic slurry, and the particle size of the pore-forming agent is 30 μm.

The foaming agent is any one or more of polyurethane, azo compounds, sulfonyl hydrazide compounds and nitroso compounds, and the volume of the foaming agent accounts for 0-30% of the volume of the fluorine-containing plastic cement; in this embodiment, the foaming agent is polyurethane, and the volume of the polyurethane accounts for 5% of the volume of the fluorine-containing plastic slurry.

The solvent is one or more of water, isopropanol and gasoline, and the volume of the solvent accounts for 20-70% of the total volume of the fluorine-containing plastic cement. In this embodiment, the solvent is isopropyl alcohol, and the volume of the isopropyl alcohol accounts for 45% of the total volume of the fluorine-containing plastic cement.

Specifically, in one embodiment, in S3, the sintering temperature is not higher than 340 ℃, and the temperature is kept for 4 hours to obtain the atomized core.

Specifically, in one embodiment, the porosity of the channels of the barrier was measured using archimedes drainage, and in this embodiment, the porosity of the channels of the barrier was selected to be 50%.

Specifically, in one embodiment, the barrier is measured using a mercury intrusion gauge, and the barrier is selected to have a pore size of 100 μm.

Specifically, in one embodiment, after the atomization core is manufactured, the tobacco tar is injected into the oil smoke cavity, and the atomization core is assembled with other accessories of the electronic cigarette atomizer to obtain the electronic cigarette atomizer.

Example four

A manufacturing method of an atomizing core is used for manufacturing the atomizing core and comprises the following steps:

s2: combining the fluorine-containing plastic cement slurry with the ceramic substrate; the fluorine-containing plastic cement paste is attached to at least one surface of the ceramic substrate;

S4: and carrying out ultrasonic cleaning on the atomization core.

Specifically, in one embodiment, the total volume of the polytetrafluoroethylene particles is 40-50% of the volume of the fluoroplastic slurry. In this embodiment, the total volume of the polytetrafluoroethylene particles accounts for 40% of the volume of the fluorine-containing plastic slurry.

The pore-forming agent is one or more of graphite, carbon powder, wood dust and starch, the particle size of the pore-forming agent is 10-500 mu m, and the volume of the pore-forming agent accounts for 10-70% of the volume of the fluorine-containing plastic cement. In this embodiment, the pore-forming agent is carbon powder, the volume of the carbon powder accounts for 55% of the volume of the fluorine-containing plastic slurry, and the particle size of the pore-forming agent is 30 μm.

The foaming agent is any one or more of polyurethane, azo compounds, sulfonyl hydrazine compounds and nitroso compounds, and the volume of the foaming agent accounts for 0-30% of the volume of the fluorine-containing plastic cement; in this embodiment, the foaming agent is polyurethane, and the volume of the polyurethane accounts for 5% of the volume of the fluorine-containing plastic cement.

The solvent is one or more of water, isopropanol and gasoline, and the volume of the solvent accounts for 20-70% of the total volume of the fluorine-containing plastic cement. In this embodiment, the solvent is isopropanol, and the volume of isopropanol accounts for 40% of the total volume of the fluorine-containing plastic cement.

Specifically, in one embodiment, the porosity of the channels of the barrier was measured using archimedes drainage, and in this embodiment, the porosity of the channels of the barrier was selected to be 55%.

EXAMPLE five

A method of atomizing a wick as described above, comprising the steps of:

s1: mixing polyvinyl alcohol with water to obtain a polyvinyl alcohol mixed solution, and granulating the polytetrafluoroethylene particles, the carbon powder and the polyvinyl alcohol mixed solution to obtain the prefabricated dry-pressed powder.

S2: the prefabricated dry-pressed powder is led into a mould and is pressed into a prefabricated dry-pressed green body with certain strength under certain pressure;

s3: sintering the prefabricated dry pressing blank to obtain a barrier piece with a porous channel, a first contact surface, a second contact surface and a third contact surface;

s4: and combining the barrier piece with the ceramic matrix to obtain the atomizing core.

Specifically, in one embodiment, in S1, the total volume of the polytetrafluoroethylene particles accounts for 40% of the volume of the pre-made dry powder compact; the carbon powder accounts for 60 percent of the volume of the prefabricated dry-pressed powder, and the particle size of the carbon powder is 50-100 mu m; the concentration of polyvinyl alcohol in the polyvinyl alcohol mixed solution was 5 wt%. The particle size of the carbon powder in this example was 50 μm.

Specifically, in one embodiment, in S3, the sintering temperature is 340 ℃ or lower, and the temperature is maintained for 4 hours after sintering.

Specifically, in S4, in one embodiment, thermosetting epoxy resin is coated on the first contact surface of the barrier member and the ceramic substrate, respectively, and the barrier member and the ceramic substrate are closely attached and then cured at 160 ℃ to obtain the atomized core.

Specifically, in one embodiment, the barrier is measured using a mercury intrusion gauge, and the barrier is selected to have a pore size of 150 μm.

EXAMPLE six

A method of atomizing a wick as described above, comprising the steps of:

s4: combining the barrier piece with the ceramic substrate to obtain an atomization core;

specifically, in one embodiment, in S1, the total volume of the polytetrafluoroethylene particles is 40% of the volume of the pre-fabricated dry powder compact; the carbon powder accounts for 60 percent of the volume of the prefabricated dry-pressed powder, and the particle size of the carbon powder is 50-100 mu m; the concentration of polyvinyl alcohol in the polyvinyl alcohol mixed solution was 5 wt%. The particle size of the carbon powder in this example is 100 μm.

Specifically, in one embodiment, the barrier is measured using a mercury intrusion gauge, and the barrier is selected to have an aperture diameter of 150 μm to 300 μm.

The comparison results of the electronic cigarette atomizer adopting the atomizing core of the third embodiment to the sixth embodiment of the utility model and the existing electronic cigarette atomizer are as follows:

as can be seen from the above table, the cartridges prepared by the method of the present invention have good smoking performance and excellent oil locking capability.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. An atomizing core, characterized in that: the oil smoke blocking device comprises a ceramic base body and a blocking piece which is used for blocking oil smoke and is arranged on the ceramic base body; the barrier piece is provided with a plurality of pore passages for air circulation, and the ceramic substrate is provided with an atomizing surface, an oil guide surface and a heating line arranged on the atomizing surface; the barrier piece is also provided with a first contact surface abutted against the ceramic substrate, a second contact surface used for being in contact with the smoke oil of the smoke oil cavity, and a third contact surface used for being in contact with the air of the atomization cavity.

2. An atomizing core as defined in claim 1, wherein: the blocking piece is a fluorine-containing plastic piece.

3. An atomizing core as defined in claim 1, wherein: the porosity of the pore passage of the blocking piece is 20% -70%.

4. An atomizing core as defined in claim 1, wherein: the aperture of each pore canal of the blocking piece is 20-1000 μm.

5. An atomizing core as defined in claim 1, wherein: the ceramic base body is provided with a clamping groove, and the blocking piece is embedded in the clamping groove.

6. An atomizing core according to claim 1, wherein: the ceramic base body is provided with a through hole, and the blocking piece is positioned in the through hole.

7. An atomizing core as defined in claim 1, wherein: the ceramic base is provided with a clamping strip, and the blocking piece is provided with a strip-shaped groove for clamping the clamping strip.

8. An atomizing core as defined in claim 1, wherein: the first contact surface of the barrier piece and the ceramic base are respectively coated with thermosetting epoxy resin, and the barrier piece and the ceramic base are attached through the thermosetting epoxy resin.

9. An electron smog spinning disk atomiser which characterized in that: comprises an oil cup, a ceramic sealing ring, a base, a conductive thimble and the atomizing core of any one of claims 1 to 8; the oil cup is provided with a mounting groove and an air outlet channel; the ceramic base and the base are sequentially arranged in the mounting groove, the conductive thimble is mounted on the base, the ceramic sealing ring is sleeved on the ceramic base, and the base sealing ring is sleeved on the base; lead the oil level with the inner wall of mounting groove encloses jointly and closes and form the oil smoke chamber, the atomizing face the base the inner wall of mounting groove encloses jointly and closes form with the atomizing chamber of air outlet channel intercommunication, be equipped with on the base with the inlet port of atomizing chamber intercommunication.