WO2020187139A1

WO2020187139A1 - Electronic cigarette atomizing core and atomizer

Info

Publication number: WO2020187139A1
Application number: PCT/CN2020/079124
Authority: WO
Inventors: 刘建福; 钟科军; 郭小义; 黄炜; 尹新强; 易建华; 沈礼周; 周永权
Original assignee: 湖南中烟工业有限责任公司
Priority date: 2019-03-15
Filing date: 2020-03-13
Publication date: 2020-09-24
Also published as: EP3918934A1; JP7250161B2; EP3918934B1; JP2022525230A; US20220151301A1; EP3918934A4

Abstract

Disclosed in the present invention are an electronic cigarette atomizing core and an atomizer, comprising an outer sleeve (1) and an inner sleeve (2) which are sleeved on each other, wherein an atomization chamber (10) is provided below the inner sleeve, and a first e-liquid outlet (11) is provided on the outer sleeve; two ends of a piece of e-liquid guide cotton (4) are interposed between the outer sleeve and the inner sleeve, and the two ends of the e-liquid guide cotton cover a first e-liquid outlet; an air supply tank (243) for conveying air to an e-liquid tank is provided on the inner sleeve; one end of the air supply tank communicates with the first e-liquid outlet, and the other end thereof communicates with the atomization chamber. A boss (25) used for sealing and clamping a vent tube (9) is provided in the middle of an inner cavity of the inner sleeve, and an air outlet cavity (26) is provided below the boss. The present invention improves the e-liquid supply speed and may effectively prevent an ultrasonic atomizing sheet from dry burning. Moreover, e-liquid which splashes out during ultrasonic atomization is condensed in the air outlet cavity, so that a user does not easily ingest such e-liquid.

Description

Electronic cigarette core and atomizer

Technical field

The invention relates to an electronic cigarette, in particular to an electronic cigarette core and atomizer.

Background technique

The first electrode of the ultrasonic atomization sheet of the existing ultrasonic electronic cigarette atomizer is generally connected to the electrode assembly through a wire, so the atomization core is inconvenient to assemble, and the solder joints at both ends of the wire are easy to fall off, making the ultrasonic atomization sheet poorly conductive . In addition, in the process of ultrasonic atomization, due to the slow supply speed of e-liquid, it is easy to cause dry burning of the ultrasonic atomization sheet, and because the air pipe is directly connected to the atomization cavity, the smoke splashing on the ultrasonic atomization sheet during the atomization process The oil enters the vent pipe connected with the suction nozzle, so it is easy to inhale the smoke oil.

Summary of the invention

The technical problem to be solved by the present invention is to overcome the shortcomings of the prior art, provide an electronic cigarette wick and atomizer that is convenient to assemble, does not require welding wires, and can also protect the ultrasonic atomization sheet.

In order to solve the above technical problems, the present invention provides an electronic cigarette atomizing core, which includes an outer sleeve and an inner sleeve sheathed with each other, an atomization cavity is arranged under the inner sleeve, and a first oil passage is provided on the outer sleeve. The two ends of the oil-conducting cotton are sandwiched between the sleeves. The two ends of the oil-conducting cotton cover the first oil passage. The inner sleeve is provided with an air supplement groove for conveying gas to the oil tank. One end is connected to the first oil passage, and the other end is connected to the atomization cavity.

In the present invention, a supplemental gas groove is arranged at the position corresponding to the first oil passage, and the supplementary gas groove is connected with the atomization cavity, so that a part of the airflow entering the atomization cavity can pass through the supplementary groove and the first oil passage. Entering the oil silo, during the suction process, the oil silo continuously supplies e-liquid, and at the same time, a part of the air intake of the atomization cavity is continuously filled into the oil silo, which increases the air pressure of the oil silo, thereby increasing the supply speed of e-liquid, which can effectively prevent The ultrasonic atomization sheet is dry burned.

Further, the inner cavity of the inner sleeve is sequentially provided with a boss for sealing and clamping the vent tube and an air outlet cavity from top to bottom, so that the e-liquid splashed during ultrasonic atomization is condensed on the inner wall of the air outlet cavity, and the user is not easy to inhale To smoke oil.

Further, the top of the inner sleeve is provided with two vents symmetrically, and the outer walls of the inner sleeve under the two vents are respectively provided with vent grooves reaching the bottom of the inner sleeve. After the outer sleeve and the inner sleeve are sleeved, The inner wall of the jacket and the vent groove together form two first air inlet passages. In this way, the two first air inlet passages are symmetrically arranged on both sides of the atomization cavity, and the airflow of the inlet air flows through at equal speeds. Two first air intake channels, and flow into the atomization cavity from the two sides of the atomization cavity symmetrically, so that the smoke in the atomization cavity is taken away more fully, and avoids the smoke staying in the atomization cavity and affecting the next time you smoke The taste of smoke.

Further, the outer wall of the inner sleeve is symmetrically provided with oil guide cotton installation grooves for installing both ends of the oil guide cotton, and the upper part of the oil guide cotton installation groove is provided with a clamping section for clamping the oil guide cotton, The lower part is provided with a loosening section, and the depth of the oil guiding cotton installation groove of the clamping section is less than the oil guiding cotton installation groove depth of the loosening section, so that the oil guiding cotton will not affect the guiding of the oil guiding cotton after being clamped and fixed. Oil speed.

Further, the oil-conducting cotton installation groove and the venting groove are staggered to prevent the airflow in the ventilating groove from affecting the flow rate of the smoke oil on the oil-conducting cotton, thereby affecting the atomization effect of the ultrasonic atomizing sheet.

Further, the inner cavity of the outer sleeve is provided with an inner sleeve, an oil-conducting cotton, an ultrasonic atomizing sheet, an elastic insulating seat, and an electrode assembly in order from top to bottom. The upper surface of the ultrasonic atomizing sheet is provided with a first electrode. A second electrode is provided on the lower surface of the ultrasonic atomization sheet. The electrode assembly includes a first electrical connection end and a second electrical connection end separated by an insulating ring. The second electrical connection end of the electrode assembly is electrically connected, and the second electrode of the ultrasonic atomizing sheet is electrically connected to the first electrical connection end of the electrode assembly.

Further, the upper part of the inner wall of the outer sleeve is provided with a supporting portion, and the top of the outer wall of the inner sleeve is provided with a step, and the step is supported by the supporting portion, so that the inner sleeve and the outer sleeve are fixedly connected as a whole.

Further, the lower part of the inner wall of the jacket is provided with a resisting portion for resisting the first electrode of the ultrasonic atomizing sheet to form an electrical connection, so that the resisting portion of the jacket directly resists the first electrode of the ultrasonic atomizing sheet For an electrode, the bottom of the inner wall of the outer jacket is directly connected to the electrode assembly, and electrical connection can be realized without welding wires.

Further, the outer periphery of the abutting portion is provided with a relief portion for preventing the side wall of the ultrasonic atomization sheet from being squeezed and broken, so that the assembled ultrasonic atomization sheet only receives the resisting force of the abutting portion, which can resist ultrasonic waves. The atomizing film plays a protective role.

Further, the lower surface of the ultrasonic atomizing sheet is arranged on the upper surface of the elastic insulating seat, so as to prevent the ultrasonic atomizing sheet from being crushed or losing the atomization function through the elasticity of the elastic insulating seat.

Further, the upper part of the inner cavity of the elastic insulating seat is provided with a mounting portion, and the ultrasonic atomizing sheet is mounted on the mounting portion to prevent the ultrasonic atomizing sheet from shaking after assembly and causing the side wall of the ultrasonic atomizing sheet to suffer The phenomenon of scratching or crushing.

In order to solve the above technical problems, the present invention also provides an electronic cigarette atomizer, which includes an oil tank device and a suction nozzle device which are connected and fixed as a whole and can rotate relatively. An oil tank is arranged inside the oil tank device, and the suction nozzle device is A second air inlet channel and a suction nozzle are provided, the above-mentioned electronic cigarette wick is arranged in the oil tank device, and a vent pipe is arranged between the suction nozzle and the boss of the inner sleeve, and the outer wall of the vent pipe is connected to the A third air inlet passage is arranged between the suction nozzle device and the oil storage device, and the second air inlet passage is connected to the first air inlet passage through the third air inlet passage.

Description of the drawings

Fig. 1 is a cross-sectional structure diagram of an embodiment of the electronic cigarette infusion core of the present invention.

Fig. 2 is an exploded structural diagram of parts of an embodiment of the electronic cigarette infusion core of the present invention.

Figure 3 is a diagram of the assembly process of the oil guide cotton, inner sleeve and outer sleeve of the present invention.

Figure 4 is a diagram of the assembly process of the jacket, ultrasonic atomizing sheet, elastic insulating seat and electrode assembly of the present invention.

Fig. 5 is a cross-sectional structure diagram of another embodiment of the electronic cigarette infusion core of the present invention.

6 is a cross-sectional structure diagram of an embodiment of the electronic cigarette atomizer of the present invention.

Fig. 7 is a cross-sectional view taken along the line AA in Fig. 6.

Fig. 8 is a perspective view of the bottom structure of the upper cover of the electronic cigarette atomizer of the present invention.

Figure 9 is a top structural view of the oil storage device of the present invention.

Figure 10 is a schematic diagram of the structure of the child lock button of the present invention.

Fig. 11 is an action diagram of the child lock of the child lock structure of the present invention. In the figure, a is the initial state, b is the state of pressing the child lock, and c is the state diagram of the child lock rotated 90 degrees.

detailed description

The following further describes the present invention in combination with specific preferred embodiments, but the protection scope of the present invention is not limited thereby.

For ease of description, the description of the relative positional relationship of each component (such as up, down, left, right, etc.) is described according to the layout direction of the drawings in the specification, and does not limit the structure of the patent.

Example 1:

As shown in Figures 1 to 4, an embodiment of the electronic cigarette core C of the present invention includes a jacket 1 made of conductive material. The outer periphery of the jacket 1 is sheathed with an elastic insulating jacket 3, and the inner cavity of the jacket 1 is sheathed with a hollow The inner sleeve 2 and the lower part of the inner cavity of the outer sleeve 1 are sequentially provided with an ultrasonic atomizing sheet 6, an elastic insulating seat 7, and an electrode assembly 8 from top to bottom. Two ends of the oil guiding cotton 4 are sandwiched between the outer sleeve 1 and the inner sleeve 2. A first spring 5 is installed at the bottom of the inner sleeve 2, and the first spring 5 abuts the middle of the oil guide cotton 4 on the atomizing area of the ultrasonic atomizing sheet 6, between the ultrasonic atomizing sheet 6 and the bottom of the inner sleeve 2 Set up the atomization cavity 10. The ultrasonic atomizing sheet 6 is made of piezoelectric ceramics, and its upper surface is covered with a first electrode, the lower surface is covered with a second electrode, and the middle of the upper surface is an atomizing area. The electrode assembly 8 is used to provide electrical connection for the ultrasonic atomization sheet 6, and the electrode assembly 8 includes a first electrical connection end 81, an insulating ring 82 and a second electrical connection end 83 which are sheathed from the inside to the outside. The first electrode of the ultrasonic atomization sheet 6 is electrically connected to the second electrical connection end 83 of the electrode assembly 8 through the outer casing 1, and the second electrode of the ultrasonic atomization sheet 6 is electrically connected to the first electrical connection end 81 of the electrode assembly 8 .

The side wall of the outer casing 1 is provided with a first oil passage 11 communicating with the oil outlet of the oil tank. The top of the outer casing 1 is provided with an insertion port 12 for inserting the inner casing 2 and the upper part of the inner wall of the outer casing 1 is provided for supporting The supporting part 13 of the inner sleeve 2 is provided at the lower part of the inner wall with a resisting part 14 for contacting the first electrode connected to the ultrasonic atomization sheet 6, and a ring between the resisting part 14 and the inner wall of the outer shell is used to prevent the ultrasonic atomization sheet 6 side The concession portion 15 where the wall is squeezed and broken makes the ultrasonic atomization sheet 6 only receive the axial resisting force of the resisting portion 14, and the ultrasonic atomization sheet 6 is not squeezed by the outer casing 1 in the radial direction.

The top of the outer wall of the inner sleeve 2 is provided with a step 21, and two vents 22 are symmetrically opened on the step 21. The outer wall of the inner sleeve under the two vents 22 is respectively provided with a venting groove 23 reaching the bottom of the inner sleeve. The outer sleeve 1 and the inner sleeve 2 After being sheathed with each other, the inner wall of the outer jacket and the ventilation groove 23 are enclosed to form two first air inlet channels.

The outer wall of the inner sleeve 2 is also provided with oil-conducting cotton installation grooves 24 symmetrically. The oil-conducting cotton installation groove 24 and the ventilation groove 23 are parallel to each other and staggered in position distribution. The upper part of the oil-conducting cotton installation groove 24 is provided for clamping The clamping section 241 of the oil guide cotton 4 is provided with a loosening section 242 at the lower part. The loosening section 242 is aligned with the first oil passage 11 of the jacket 1, and the depth of the oil guide cotton installation groove of the clamping section 241 is smaller than that of the loosening section 242 The depth of the cotton installation groove. The relaxation section 242 is provided with an air supplement groove 243 communicating with the oil tank. The upper end of the air supplement groove 243 communicates with the first oil passage 11 on the outer casing 1, and the bottom of the air supplement groove 243 communicates with the atomization cavity 10 to make the mist The gas in the chemical chamber 10 enters the oil tank through the first oil passage 11 through the gas supplement groove 243. The two ends of the oil guiding cotton 4 are embedded in the oil guiding cotton installation groove 24, the oil guiding cotton 4 in the clamping section 241 is clamped and fixed by the inner sleeve 2 and the outer sleeve 1, and the oil guiding cotton 4 in the loosening section 242 is kept as it is. There is a state, so that the e-liquid oil guide speed on the oil guide cotton 4 is not affected by clamping, and the oil is maintained uniformly and stably; the air supplement groove 243 can quickly introduce the air in the atomization chamber 10 into the oil tank and seal it The replacement of air and e-liquid in the oil silo makes the oil output faster.

A boss 25 is provided in the middle of the inner cavity of the inner sleeve 2 and an air cavity 26 is provided under the boss 25. The vent tube 9 of the atomizer is inserted into the boss 25 of the inner sleeve 2 and is clamped and sealed by the boss 25 to make The intake air flow can only enter the atomization cavity 10 from the two first air intake channels, then pass through the atomization area of the ultrasonic atomization sheet 6 to take away the smoke, and then exit through the air outlet cavity 26 and the ventilation pipe 9. In this way, because the two first air inlet passages are symmetrically arranged with respect to the atomization cavity 10, and the air flow of the two first air inlet passages are equal, the same air flow flows into both sides of the atomization cavity 10 at the same time, so that the atomization cavity 10 The smoke is taken away more fully; due to the setting of the air outlet cavity 26, the smoke oil splashed by the ultrasonic atomizing sheet 6 during ultrasonic atomization is condensed on the inner wall of the air outlet cavity 26, making it difficult for users to inhale the smoke oil.

A second oil passage 31 is provided on the side wall of the elastic insulating sleeve 3, the first and

second oil passages

11, 31 are aligned, and the first oil passage 11 is aligned with the oil outlet of the oil tank. The inner wall of the elastic insulating sleeve 3 is provided with a protruding post 32, and the side wall of the outer casing 1 is provided with a clamping hole 16, and the protruding post 32 is clamped into the locking hole 16, so that the elastic insulating sleeve 3 is fixed on the outer casing 1, so that the outer casing 1 The oil outlet can be better sealed during rotation.

When assembling the atomizer core, first insert the oil guide cotton 4 with the first spring 5 in the middle from below the inner sleeve 2 upwards into the oil guide cotton installation groove 24, so that the two ends of the oil guide cotton 4 are respectively sleeved in the inner sleeve 2 The oil guide cotton installation grooves 24 on both sides, so that the oil guide cotton 4 and the inner sleeve 2 form a whole; then the inner sleeve 2 equipped with the oil guide cotton 4 is inserted into the outer sleeve 1 through the insertion port 12, and the outer sleeve The inner walls of 1 are clamped to each other, so that the fixing of the oil guide cotton 4 is more stable, and the step 21 is clamped and fixed on the support 13 to realize the fixed connection between the inner sleeve 2 and the outer sleeve 1. The loosening section 242 is aligned with the oil port 11, So that the oil-conducting cotton 4 can fully store and guide the oil; finally, place the ultrasonic atomizing sheet 6, the elastic insulating seat 7 and the electrode assembly 8 on the bottom of the oil-conducting cotton 4 in sequence, and make the inner wall abutment part 14 of the jacket 1 abut The first electrode of the ultrasonic atomization sheet 6, the bottom of the inner wall of the outer casing 1 and the second electrical connection end 83 of the electrode assembly 8 are threadedly connected, and the second electrode of the ultrasonic atomization sheet 6 is connected to the first electrical connection end 81 of the electrode assembly 8 Electrical connection. The above assembly method is only an option. Obviously, it is also possible to install the ultrasonic atomizing sheet 6, the elastic insulating seat 7, and the electrode assembly 8 in the lower part of the inner cavity of the outer sleeve 1, and then install the inner sleeve with the oil guide cotton 4 2 Insert into the outer casing 1, and clamp with the inner wall of the outer casing 1.

In the above embodiment, the elastic insulating seat 7 is abutted on the lower surface of the ultrasonic atomizing sheet 6, so the elastic insulating seat 7 can prevent the ultrasonic atomizing sheet 6 from being crushed or losing the atomizing function. However, as shown in FIG. 5, a mounting portion 71 can also be provided in the elastic insulating seat 7, and the ultrasonic atomizing sheet 6 is mounted on the mounting portion 71 to prevent the ultrasonic atomizing sheet 6 from shaking after assembly and causing the ultrasonic atomizing sheet 6 The sidewall of the device is scratched or crushed.

As shown in Figures 6 and 7, an embodiment of the electronic cigarette atomizer of the present invention includes an oil tank device A containing the above-mentioned atomizing core C. An oil tank A1 is provided in the oil tank device A, and an oil outlet is provided on the oil tank A1. A11, the oil outlet A11 is connected to the first oil outlet 11 on the atomization sleeve 1 through the second oil outlet 31 on the elastic insulating sleeve 3, so that the smoke oil passes through the oil outlet A11 and the second oil outlet 31 The first oil passage 11 flows to the oil guide cotton 4, and then reaches the atomization area of the ultrasonic atomization sheet 6 through the oil guide cotton 4, and then forms smoke through ultrasonic atomization. The top of the oil tank device A is provided with an oil filling port A12, and the top of the oil tank device A is provided with a suction nozzle device B. The nozzle device B is formed by the nozzle cover B1 and the upper cover B2 mutually joined, two second air inlet channels B3 and two child lock structures B4 are provided between the nozzle cover B1 and the upper cover B2, and the nozzle cover B1 is provided The suction nozzle B11, the suction nozzle B11 is connected to the outlet cavity 26 of the inner sleeve 2 through the adapter B6, the vent tube 9 and the vent tube 9 is clamped and sealed by the boss 25 in the inner sleeve 2, and the outer wall of the vent tube 9 is connected to the suction nozzle A third intake passage B5 is arranged between the device B and the oil storage device A, and the second intake passage B3 is connected to the first intake passage through the third intake passage B5.

As shown in Figures 8-11, the two child lock structures B4 include a button B41 protruding from the shell of the suction nozzle device B, two limiting bosses B21 and a child lock mechanism installation groove B22 symmetrically arranged at the bottom of the upper cover B2, Two limit steps B5 are provided on the arc limit step movement groove A13 and the locking foot movement groove A14 on the top of the oil tank device A, and the central angle of the limit step movement groove A13 and the locking foot movement groove A14 is 90 degrees, The locking foot movement groove A14 is provided with a clamping groove A141 at the beginning end, and the two ends of the limit step movement groove A13 are respectively provided with limit steps A131. The depth of the locking foot movement groove A14 is greater than the depth of the limit step movement groove A13. The button B41 includes a locking leg B411 provided at the bottom, and a second spring B412 that abuts on the nozzle cover B1.

After the oil tank device A and the suction nozzle device B are combined, the two limit bosses B21 are respectively locked into the corresponding limit step movement groove A13, and the locking feet B411 of the two buttons B41 pass through the child lock mechanism installation groove B22 and snap into In the locking groove A141 of the locking foot movement groove A14, when the oil tank device A is aligned with the nozzle device B, the button B41 is clamped by the shell of the nozzle device B, and the two limit bosses B21 are moved by the limit steps The limit step A131 at one end of the slot A13 is limited, so the nozzle device B cannot rotate relative to the upper cover A1; when the two buttons B41 are pressed simultaneously to escape the restriction of the shell of the nozzle device B, the locking foot B411 is out of the clamping slot A141 When the nozzle device B rotates 90 degrees counterclockwise around the oil tank device A, the locking foot B411 rotates counterclockwise in the locking foot movement groove A14, and the limit boss B21 is counterclockwise in the limit step movement groove A13. Rotate the clockwise 90 degrees to open the oil filling port A12 to facilitate the filling of e-liquid. At this time, the nozzle device B rotates 90 degrees clockwise around the oil tank device A, and the locking foot B411 rotates clockwise in the locking foot movement groove A14 Finally, it is clamped into the clamping groove A141, and the button B41 is clamped into the shell of the nozzle device B. The limit boss B21 rotates 90 degrees clockwise in the limit step movement groove A13 and is finally restricted by the limit step A131 to make the oil filling port A12 is closed, and the nozzle device B cannot rotate relative to the oil tank device A.

The above are only the preferred embodiments of the application, and do not limit the application in any form. Although the application is disclosed as above in the preferred embodiments, it is not intended to limit the application. Anyone familiar with the profession, Without departing from the scope of the technical solution of the present application, making some changes or modifications using the technical content disclosed above is equivalent to an equivalent implementation case and falls within the scope of the technical solution.

Claims

An electronic cigarette atomizing core, comprising an outer sleeve (1) and an inner sleeve (2) sheathed with each other, an atomization cavity (10) is arranged under the inner sleeve, and a first oil passage (11) is arranged on the outer sleeve, and the outer sleeve is connected with The two ends of the oil-conducting cotton (4) are sandwiched between the inner sleeve, and the two ends of the oil-conducting cotton cover the first oil passage. The feature is that the inner sleeve is provided with an air supplement for conveying gas to the oil tank A groove (243), one end of the air supplement groove is connected to the first oil passage, and the other end is connected to the atomization cavity.
The e-cigarette core according to claim 1, wherein the inner cavity of the inner sleeve is provided with a boss (25) and an air outlet cavity for sealing and clamping the vent tube (9) from top to bottom. (26).
The electronic cigarette vaporization core according to claim 1, wherein the top of the inner sleeve is symmetrically provided with two vents (22), and the outer wall of the inner sleeve under the two vents is respectively provided with a direct access to the inner sleeve At the bottom of the ventilation groove (23), after the outer sleeve and the inner sleeve are sheathed with each other, the inner wall of the outer sleeve and the two ventilation grooves are respectively enclosed to form a first air inlet channel.
The electronic cigarette wick according to claim 3, characterized in that an oil guiding cotton installation groove (24) for installing the oil guiding cotton is symmetrically provided on the outer wall of the inner sleeve, and the oil guiding cotton installation groove The upper part is provided with a clamping section (241) for clamping the oil guiding cotton, and the lower part is provided with a loosening section (242), and the depth of the oil guiding cotton installation groove of the clamping section is less than the depth of the oil guiding cotton installation groove of the loosening section.
The electronic cigarette wick according to claim 4, wherein the oil guiding cotton installation groove and the ventilation groove are staggered.
The electronic cigarette atomizing core according to claim 1, wherein the inner cavity of the outer jacket is sequentially provided with an inner sleeve (2), an oil-conducting cotton (4), and an ultrasonic atomizing sheet (6) from top to bottom. , An elastic insulating seat (7) and an electrode assembly (8), the upper surface of the ultrasonic atomization sheet is provided with a first electrode, the lower surface of the ultrasonic atomization sheet is provided with a second electrode, and the electrode assembly includes an insulated ring (82) The first electrical connection terminal (81) and the second electrical connection terminal (83) are separated, and the first electrode of the ultrasonic atomization sheet is electrically connected to the second electrical connection terminal of the electrode assembly through the outer jacket. Connected, the second electrode of the ultrasonic atomization sheet is electrically connected to the first electrical connection end of the electrode assembly.
The e-cigarette core according to claim 1, wherein the upper part of the inner wall of the outer sleeve is provided with a support part (13), and the top of the outer wall of the inner sleeve is provided with a step (21), and the step Supported by the supporting portion.
The electronic cigarette atomizing core according to claim 6, characterized in that the lower part of the inner wall of the jacket is provided with a resisting portion (14) for resisting the first electrode of the ultrasonic atomizing sheet.
The electronic cigarette atomizing core according to claim 8, wherein the outer periphery of the resisting portion is provided with a relief portion (15) for preventing the side wall of the ultrasonic atomizing sheet from being squeezed and broken.
An electronic cigarette atomizer, comprising an oil tank device (A) and a suction nozzle device (B) which are connected and fixed as a whole and can rotate relatively, an oil tank is arranged inside the oil tank device, and a second air inlet channel is arranged on the suction nozzle device (B3) and a suction nozzle (B11), characterized in that the electronic cigarette core according to any one of claims 1-9 is arranged in the oil tank device, and the suction nozzle and the inner sleeve A breather pipe (9) is arranged between the bosses, a third air inlet passage (B3) is arranged between the outer wall of the breather pipe and the suction nozzle device and the oil silo device, and the second air inlet passage is connected by the third air inlet passage. The first intake passage.