CN219146773U

CN219146773U - Atomizer and aerosol generating device

Info

Publication number: CN219146773U
Application number: CN202320019064.0U
Authority: CN
Inventors: 邱伟华; 肖洒; 易龙
Original assignee: Joyetech Shenzhen Electronics Co Ltd
Current assignee: Joyetech Shenzhen Electronics Co Ltd
Priority date: 2023-01-04
Filing date: 2023-01-04
Publication date: 2023-06-09
Anticipated expiration: 2033-01-04

Abstract

The utility model discloses an atomizer and an aerosol generating device, and belongs to the technical field of atomization. The atomizer comprises a liquid storage part and a gas-transferring liquid-blocking part, wherein an air flow channel communicated between an air inlet and an air outlet is formed in the liquid storage part, the gas-transferring liquid-blocking part is arranged in the air flow channel, one end of the gas-transferring liquid-blocking part is provided with a communication port, the other end of the gas-transferring liquid-blocking part is closed, the communication port is communicated with the air outlet on the liquid storage part, one closed end of the gas-transferring liquid-blocking part is far away from the air outlet, and an air inlet hole is formed in the side wall of the gas-transferring liquid-blocking part. The atomizer and the aerosol generating device can reduce the possibility that condensate flows out of the air outlet along with the suction airflow.

Description

Atomizer and aerosol generating device

Technical Field

The utility model relates to the technical field of atomization, in particular to an atomizer and an aerosol generating device.

Background

A nebulizer in an aerosol-generating device is used to store and nebulize an aerosol-forming substrate. When the prior atomizer is used, aerosol stays in the airflow channel, the aerosol can be condensed to form condensate when contacting with the side wall of the airflow channel with lower temperature, and when the condensate reaches a certain degree, the condensate can flow along with the airflow on the side wall of the airflow channel and enter the oral cavity, so that the experience of a user is poor.

It is therefore necessary to provide a new atomizer and aerosol generating device.

Disclosure of Invention

In view of the foregoing problems in the prior art, an object of an embodiment of the present utility model is to provide an atomizer capable of reducing the possibility that condensate flows out of an air outlet with suction air flow.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an atomizer, the atomizer includes stock solution spare and changes the gas barrier liquid spare, be equipped with the air current passageway that communicates between air inlet and gas outlet in the stock solution spare, change the gas barrier liquid spare set up in the air current passageway, the one end that changes the gas barrier liquid spare is equipped with the intercommunication mouth and the other end is sealed, the intercommunication mouth intercommunication gas outlet on the stock solution spare, change gas barrier liquid spare confined one end and keep away from the gas outlet, be equipped with the inlet port on the lateral wall that changes the gas barrier liquid spare.

Further, a plurality of air inlets are distributed on the side wall of the air-transferring liquid-blocking piece along the circumferential direction of the air-transferring liquid-blocking piece.

Further, the sum of the sectional areas of the plurality of air inlet holes is not smaller than the sectional area of the air inlet.

Further, a communicating pipe is arranged in the liquid storage part, and a liquid suction part contacted with the inner wall of the communicating pipe is arranged in the communicating pipe.

Further, a through hole is formed in the center of the liquid absorbing piece.

Further, the cross section area of the through hole is not smaller than the cross section area of the air inlet.

Further, the communicating pipe comprises a first pipe body and a second pipe body which are sequentially connected, wherein the first pipe body is positioned at one end close to the air outlet, and the inner diameter of the first pipe body is larger than that of the second pipe body.

Further, the atomizer still includes atomizing subassembly, atomizing subassembly is including connecting the atomizing seat on the stock solution spare to and the atomizing core, be equipped with the atomizing chamber in the atomizing seat, the atomizing core sets up in the atomizing chamber, the atomizing chamber with the air current passageway communicates with each other.

Further, a liquid storage cavity is arranged in the liquid storage piece, one end of the communicating pipe is connected to the liquid storage piece and communicated with the air outlet, and the other end of the communicating pipe is connected to the atomizing seat and communicated with the atomizing cavity.

In order to achieve the above purpose, the utility model adopts the following technical scheme: there is provided an aerosol generating device comprising an atomizer as provided in any one of the above aspects.

Compared with the prior art, the one or more technical schemes in the embodiment of the utility model have at least one of the following beneficial effects:

the atomizer and the aerosol generating device provided by the embodiment of the utility model are characterized in that the atomizer comprises a liquid storage piece and an air-transferring liquid blocking piece, wherein an air flow channel communicated between an air inlet and an air outlet is arranged in the liquid storage piece, the air-transferring liquid blocking piece is arranged in the air flow channel, one end of the air-transferring liquid blocking piece is provided with a communication port, the other end of the air-transferring liquid blocking piece is closed, the air outlet is communicated with the air outlet on the liquid storage piece, the closed end of the air-transferring liquid blocking piece is far away from the air outlet, and the side wall of the air-transferring liquid blocking piece is provided with an air inlet, so that when the air flow drives the aerosol to pass through the air inlet on the air-transferring liquid blocking piece, the aerosol can collide with the closed end of the air-transferring liquid blocking piece due to the change of flow direction and is attached to the closed end of the air-transferring liquid blocking piece after condensation, and the possibility that condensate flows out from the air outlet is effectively reduced.

Drawings

The utility model is further described below with reference to the drawings and examples.

In the figure: fig. 1 is a schematic longitudinal sectional view of an atomizer according to an embodiment of the present utility model.

Fig. 2 is an enlarged schematic view of the area a in fig. 1.

Wherein, each reference sign in the figure: 100. an atomizer.

1. A liquid storage member; 11. a housing; 12. a base; 13. a communicating pipe; 131. a first tube body; 132. a second tube body; 133. closing in; 14. an air inlet; 15. an air outlet; 16. a liquid storage cavity.

2. An atomizing assembly; 21. an atomization seat; 22. an atomizing chamber; 23. an atomizing core.

3. A gas-liquid-blocking piece; 31. an air inlet hole; 32. and a communication port.

4. A liquid absorbing member; 41. and a through hole.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

It will be understood that when an element is referred to as being "connected to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the utility model.

Reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the present application. Thus, the appearances of the phrases "in one embodiment," "in some embodiments," or "in some embodiments" in various places throughout this specification are not all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

Referring to fig. 1-2, an atomizer 100 according to an embodiment of the present utility model will now be described. The atomizer 100 provided in the embodiment of the present utility model is suitable for an aerosol generating device, and the aerosol generating device can electrically drive the atomizer 100 to work through a power supply device (not shown) therein, so as to atomize an aerosol forming substrate through the atomizer 100 to form an aerosol. The atomizer 100 provided by the embodiment of the utility model comprises a liquid storage piece 1 and a gas-transferring liquid-blocking piece 3, wherein an airflow channel 17 communicated between an air inlet 14 and an air outlet 15 is arranged in the liquid storage piece 1, the gas-transferring liquid-blocking piece 3 is arranged in the airflow channel 17, one end of the gas-transferring liquid-blocking piece 3 is provided with a communication port 32, the other end of the gas-transferring liquid-blocking piece is closed, the communication port 32 is communicated with the air outlet 15 on the liquid storage piece 1, one closed end of the gas-transferring liquid-blocking piece 3 is far away from the air outlet 15, and an air inlet hole 31 is arranged on the side wall of the gas-transferring liquid-blocking piece 3, so that when airflow drives aerosol to pass through the air inlet hole 31 on the gas-transferring liquid-blocking piece 3, the aerosol can collide with the closed end of the gas-transferring liquid-blocking piece 3 due to the change of flow direction and is attached to the closed end of the gas-transferring liquid-blocking piece 3 after condensation, thereby effectively reducing the possibility of condensate flowing out from the air outlet 15.

In some embodiments, the atomizer 100 further includes an atomization assembly 2, the atomization assembly 2 includes an atomization seat 21 connected to the liquid storage member 1 and an atomization core 23, an atomization cavity 22 is disposed in the atomization seat 21, the atomization core 23 is disposed in the atomization cavity 22, and the atomization cavity 22 is in communication with the airflow channel 17. So that the aerosol-forming substrate is atomized by the atomizing core 23 in the atomizing chamber 22 and then carried out to the air outlet 15 by the suction air flow formed in the air flow channel 17.

In some embodiments, the liquid storage member 1 is provided with an air inlet 14 for external air to enter the atomization cavity 22, and an air outlet 15 communicated with the atomization cavity 22. When negative pressure is formed at the air outlet 15, external air enters through the air inlet 14, and then the external air passes through the atomization cavity 22 to carry out aerosol formed by atomization of the atomization core 23, so that the aerosol is output from the air outlet 15 along with the air.

In some embodiments, the liquid storage member 1 is provided with a liquid storage cavity 16, the liquid storage member 1 is provided with a communicating pipe 13, one end of the communicating pipe 13 is connected to the liquid storage member 1 and is communicated with the air outlet 15, and the other end of the communicating pipe 13 is connected to the atomization seat 21 and is communicated with the atomization cavity 22.

As shown in fig. 1, in some embodiments, the liquid storage member 1 includes a housing 11 having an open bottom end and a closed top, and a base 12 sealingly mounted on the bottom opening of the housing 11, an air inlet 14 is located on the base 12, and an air outlet 15 is located at an end of the housing 11 remote from the base 12.

In some embodiments, the communicating pipe 13 includes a first pipe body 131 and a second pipe body 132 sequentially connected, the first pipe body 131 is located at one end close to the air outlet 15, the inner diameter of the first pipe body 131 is larger than that of the second pipe body 132, and the air-transferring liquid-blocking member 3 is contained in the first pipe body 131, so that more space is provided in the first pipe body 131 to contain the air-transferring liquid-blocking member 3, and the phenomenon that when the air flow enters the first pipe body 131 from the second pipe body 132, the difference of resistance is large, and the suction is not smooth is avoided.

As shown in fig. 1, in some embodiments, one end of the air-transferring liquid-blocking member 3 having the communication port 32 is inserted and fixed in the air outlet 15 on the liquid storage member 1.

In some embodiments, a plurality of air inlets 31 are distributed on the side wall of the air-turning liquid-blocking member 3 along the circumferential direction of the air-turning liquid-blocking member 3, and the sum of the sectional areas of the plurality of air inlets 31 is not smaller than the sectional area of the air inlet 14, so that the air flow is prevented from being unsmooth. In this embodiment, four air inlet holes 31 are provided on the side wall of the air-turning liquid-blocking member 3.

In some of these embodiments, the communicating tube 13 is provided therein with the liquid absorbing member 4 in contact with the inner wall of the communicating tube 13. In addition, the center of the liquid absorbing member 4 is provided with a through hole 41 for the air flow to pass through, so that the air flow is prevented from passing through the liquid absorbing member 4 after the liquid absorbing member 4 is filled with condensate. More precisely, the liquid absorbing member 4 is installed in the first pipe body 131 of the communicating pipe 13, as shown in fig. 2, and the liquid absorbing member 4 is spaced from the closing-in 133 between the first pipe body 131 and the second pipe body 132, so that the condensate accumulated in the liquid absorbing member 4 is not easy to diffuse and transfer outwards, and an excellent liquid storage effect is achieved.

In some of these embodiments, the absorbent member 4 may be, but is not limited to, absorbent cotton.

In some of these embodiments, the cross-sectional area of the through-hole 41 in the wicking member 4 is not less than the cross-sectional area of the air inlet 14 to facilitate maintaining a clear air flow.

In some of these embodiments, the atomizing core 23 may be, but is not limited to, a cotton core wire wound structure.

In some of these embodiments, the aerosol-forming substrate is tobacco tar. It will be appreciated that in other embodiments, the aerosol-forming substrate may also be a medical fluid.

The embodiment of the utility model also provides an aerosol generating device, which comprises the atomizer 100 provided in any embodiment, wherein the atomizer 100 is started to work under the electric drive of a power supply device (not shown in the figure) of the aerosol generating device. Since the aerosol generating device has all the technical features of the atomizer 100 provided in any of the above embodiments, the aerosol generating device has the same technical effects as the atomizer 100 described above.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. An atomizer, characterized in that: the atomizer comprises a liquid storage part and a gas-transferring liquid-resisting part, wherein an air flow channel communicated between an air inlet and an air outlet is formed in the liquid storage part, the gas-transferring liquid-resisting part is arranged in the air flow channel, one end of the gas-transferring liquid-resisting part is provided with a communication port, the other end of the gas-transferring liquid-resisting part is closed, the communication port is communicated with the air outlet on the liquid storage part, one closed end of the gas-transferring liquid-resisting part is far away from the air outlet, and an air inlet hole is formed in the side wall of the gas-transferring liquid-resisting part.

2. The nebulizer of claim 1, wherein: and a plurality of air inlets are distributed on the side wall of the air-turning liquid-blocking piece along the circumferential direction of the air-turning liquid-blocking piece.

3. The nebulizer of claim 2, wherein: the sum of the sectional areas of the plurality of air inlets is not smaller than the sectional area of the air inlet.

4. The nebulizer of claim 1, wherein: the liquid storage part is provided with a communicating pipe, and the communicating pipe is provided with a liquid suction part contacted with the inner wall of the communicating pipe.

5. The nebulizer of claim 4, wherein: the center of the liquid absorbing piece is provided with a through hole.

6. The nebulizer of claim 5, wherein: the cross-sectional area of the through hole is not smaller than the cross-sectional area of the air inlet.

7. The nebulizer of claim 4, wherein: the communicating pipe comprises a first pipe body and a second pipe body which are sequentially connected, wherein the first pipe body is positioned at one end close to the air outlet, and the inner diameter of the first pipe body is larger than that of the second pipe body.

8. The nebulizer of claim 4, wherein: the atomizer still includes atomizing subassembly, atomizing subassembly is including connecting the atomizing seat on the stock solution spare to and the atomizing core, be equipped with the atomizing chamber in the atomizing seat, the atomizing core sets up in the atomizing chamber, the atomizing chamber with the air current passageway communicates with each other.

9. The nebulizer of claim 8, wherein: the liquid storage part is internally provided with a liquid storage cavity, one end of the communicating pipe is connected to the liquid storage part and communicated with the air outlet, and the other end of the communicating pipe is connected to the atomizing seat and communicated with the atomizing cavity.

10. An aerosol generating device, characterized in that: the aerosol generating device comprising the atomizer of any one of claims 1 to 9.