CN222656294U - Aerosol generating device - Google Patents

Abstract

The embodiment of the utility model discloses an aerosol generating device, which comprises a shell, a support and an atomization core, wherein the shell comprises an air outlet, the support is arranged in the shell, the support is limited with a liquid storage cavity for storing liquid matrixes, an air flow channel which is limited by the support or is limited by the support and the shell together is arranged in the shell, the air flow channel is positioned at one side of the liquid storage cavity, the air flow channel extends along a first direction, the air outlet is positioned at one end of the air flow channel, the air outlet and the air flow channel basically extend along the same axis in the first direction, the atomization core is arranged in the support and positioned between the air flow channel and the liquid storage cavity, the atomization core is provided with an atomization surface for generating aerosol, and the atomization surface is parallel to the first direction. By the mode, the extending direction of the airflow channel is parallel to the atomizing surface of the atomizing core, so that the obstruction to the aerosol output of the airflow channel is reduced, and the accumulation of condensate is reduced to improve the aerosol sucking taste of the airflow channel.

Description

Aerosol generating device

Technical Field

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

Background

An aerosol-generating device is a device for heating an aerosol-generating article to produce an aerosol for inhalation by a user. The aerosol generating device generally comprises an airflow channel for flowing aerosol and an atomization core for heating an aerosol generating product to generate aerosol, generally, the extending direction of the airflow channel is perpendicular to the atomization surface of the atomization core, after the external airflow enters the airflow channel, the external airflow is blown to the atomization surface vertically and then is transferred to the airflow channel at one side of the atomization core to be output, so that a bending part is formed on the airflow channel, the aerosol output flowing through the airflow channel is blocked, condensate is easily condensed at the bending part formed by the airflow channel, and the airflow channel accumulates the condensate and the aerosol flowing through the airflow channel has poor sucking taste.

Disclosure of utility model

The utility model aims to solve the technical problem that condensate is easy to condense at the bending part formed by the airflow channel.

In order to solve the technical problems, the technical scheme adopted by the embodiment of the utility model is that the aerosol generating device comprises a shell, a support and an atomization core, wherein the shell comprises an air outlet, the support is arranged in the shell, the support is limited with a liquid storage cavity for storing liquid matrixes, an air flow channel which is limited by the support or is limited by the support and the shell together is arranged in the shell, the air flow channel is positioned at one side of the liquid storage cavity, the air flow channel extends along a first direction, the air outlet is positioned at one end of the air flow channel, the air outlet and the air flow channel basically extend along the same axis in the first direction, the atomization core is arranged on the support and is positioned between the air flow channel and the liquid storage cavity, and the atomization core is provided with an atomization surface for generating aerosol, and the atomization surface is parallel to the first direction.

Optionally, the atomizing surface is flush with an inner wall of the airflow channel.

Optionally, the airflow channel includes a first air channel and a second air channel that are located on the same axis, the air outlet is located at one end of the first air channel, the other end of the first air channel is communicated with the second air channel, along the first direction, the cross-sectional area of the first air channel is smaller than the cross-sectional area of the second air channel, and the atomizing core is located between the second air channel and the liquid storage cavity.

Optionally, the support includes a first inclined plane for defining at least part of the airflow channel, the first inclined plane being located at a communication position of the first air channel and the second air channel, the first inclined plane being used for guiding airflow from the second air channel into the first air channel.

Optionally, the support is further provided with a first installation cavity, the first installation cavity is located between the airflow channel and the liquid storage cavity, the first installation cavity is communicated with the airflow channel and the liquid storage cavity, and the atomization core is installed in the first installation cavity.

Optionally, the device further comprises a first sealing member, wherein the first sealing member is arranged between the side wall of the first mounting cavity and the side wall of the atomizing core.

Optionally, the support is further provided with a gas-supplementing channel, which is located between the side wall of the first mounting cavity and the side wall of the first sealing member.

Optionally, the support includes the liquid outlet, the liquid outlet communicate in first installation cavity with the stock solution chamber, the air compensating passageway intercommunication the port in stock solution chamber with the liquid outlet staggers.

Optionally, the support is further provided with a collecting cavity, along the first direction, the collecting cavity is located at a side of the first installation cavity away from the air outlet, and the collecting cavity is used for collecting condensed liquid matrix.

Optionally, the device further comprises an air flow sensor, wherein a second installation cavity is further formed in one side, away from the collecting cavity, of the support, the second installation cavity is communicated with the air flow channel, and the air flow sensor is installed in the second installation cavity.

Optionally, the support is further provided with an air flow detection channel, the air flow detection channel is communicated with the air flow channel and the air flow sensor, and a tube body defining the air flow detection channel extends into the collecting cavity.

Optionally, the device further comprises an upper cover, the support is further provided with a liquid injection hole, the liquid injection hole is communicated with liquid in the liquid storage cavity, and the upper cover is covered on the liquid injection hole.

Optionally, the upper cover is provided with the constant head tank, the support is provided with the location arch, the constant head tank with the location arch is connected, so that the upper cover lid is located annotate the liquid hole.

Optionally, the device further comprises a second sealing element, wherein the second sealing element is arranged between the liquid injection hole and the upper cover.

Optionally, the liquid storage cavity includes first liquid storage cavity and second liquid storage cavity, annotate the liquid hole with the one end intercommunication of first liquid storage cavity, the other end of first liquid storage cavity with the second liquid storage cavity communicates, along the first direction, the cross-sectional area of first liquid storage cavity is greater than the cross-sectional area of second liquid storage cavity, the atomizing core is located between air current passageway and the second liquid storage cavity.

Optionally, the support further includes a second inclined plane, the second inclined plane is located at a communication position of the first liquid storage cavity and the second liquid storage cavity, and the second inclined plane is used for guiding liquid.

Optionally, the atomizing device further comprises a circuit board and an electrode needle, wherein the circuit board is arranged on one side, deviating from the atomizing core, of the support, the electrode needle is arranged on the support, and two ends of the electrode needle are correspondingly connected with the atomizing core and the circuit board.

Optionally, the electrode pin includes a first portion and a second portion having an L-shape, the first portion being in parallel abutment with the atomizing face so as to hold the atomizing core on the bracket, and the second portion being connected to the circuit board through the bracket.

Optionally, the cross-section of the first portion and the second portion is rectangular.

Optionally, the housing includes a first shell and a second shell, the second shell is connected to the first shell along a second direction, the second direction is perpendicular to the first direction, the bracket is located between the first shell and the second shell along the second direction, and the first shell and the bracket jointly define the airflow channel.

The embodiment of the utility model provides an aerosol generating device, which can enable the extending direction of an airflow channel to be parallel to the atomizing surface of an atomizing core, so that the obstruction to aerosol output flowing through the airflow channel is reduced, and the accumulation of condensate is reduced, so that the aerosol sucking taste flowing through the airflow channel is improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.

Fig. 1 is a schematic view of the overall structure of an aerosol-generating device according to an embodiment of the present utility model;

Fig. 2 is an exploded view of the overall structure of an aerosol-generating device provided by an embodiment of the present utility model;

Fig. 3 is a cross-sectional view of the overall structure of an aerosol-generating device according to an embodiment of the present utility model;

fig. 4 is a second overall structural cross-sectional view of an aerosol-generating device according to an embodiment of the present utility model;

Fig. 5 is a schematic view of a portion of an aerosol-generating device according to an embodiment of the present utility model;

fig. 6 is a schematic diagram of a portion of an aerosol-generating device according to an embodiment of the present utility model;

Fig. 7 is a cross-sectional view of the overall structure of an aerosol-generating device according to an embodiment of the utility model.

Reference numerals illustrate:

100 aerosol-generating device, 1 housing, 11 air outlet, 12 air inlet, 13 first housing, 14 second housing, 2 support, 21 liquid storage cavity, 22 air flow channel, 221 first air channel, 222 second air channel, 223 first inclined plane, 23 air supplementing channel, 24 liquid filling hole, 25 positioning protrusion, 26 groove, 27 first mounting cavity, 28 collecting cavity, 29 second mounting cavity, 210 air flow sensor, 211 air flow detection channel, 212 first liquid storage cavity, 213 second liquid storage cavity, 214 second inclined plane, 215 liquid outlet, 3 atomizing core, 31 atomizing surface, 4 first sealing member, 5 upper cover, 51 positioning groove, 52 convex part, 6 second sealing member, 7 circuit board, 8 electrode needle, 81 first part, 82 second part, 9 third sealing member;

x first direction, Y second direction.

Detailed Description

In order that the utility model may be readily understood, a more particular description thereof will be rendered by reference to specific embodiments that are illustrated in the appended drawings. It will be understood that when an element is referred to as being "fixed" to another element, it can be directly on the other element or one or more intervening elements may be present therebetween. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or one or more intervening elements may be present therebetween. The terms "upper," "lower," "inner," "outer," "vertical," "horizontal," and the like as used in this specification, refer to an orientation or positional relationship based on that shown in the drawings, merely for convenience of description and to simplify the description, and do not denote or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used in this specification includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 3, an embodiment of the present utility model provides an aerosol-generating device 100, comprising a housing 1, a support 2 and an atomizing core 3, the housing 1 comprising an air outlet 11, the support 2 being mounted inside the housing 1, the support 2 defining a reservoir 21 for storing a liquid matrix, an air flow channel 22 being provided inside the housing 1 and being defined by the support 2 or by the support 2 and the housing 1 together, the air flow channel 22 being located on one side of the reservoir 21, the air flow channel 22 extending in a first direction X and the air outlet 11 being located at one end of the air flow channel 22, the air outlet 11 and the air flow channel 22 extending substantially along the same axis in the first direction X, the atomizing core 3 being provided on the support 2 and located between the air flow channel 22 and the reservoir 21, the atomizing core 3 being provided with an atomizing face 31 for generating an aerosol, the atomizing face 31 being parallel to the first direction X. Compared with the conventional air flow channel 22, the extending direction of the air flow channel 22 is perpendicular to the atomizing surface 31 of the atomizing core 3, and in the manner, the extending direction of the air flow channel 22 can be parallel to the atomizing surface 31 of the atomizing core 3, namely, the flowing direction of the air flow is parallel to the atomizing surface 31, so that the obstruction to the output of the aerosol flowing through the air flow channel 22 is reduced, the generation of condensate and the accumulation of the condensate are reduced, and the sucking taste of the aerosol flowing through the air flow channel 22 is improved.

For the above-described aerosol-generating device 100, referring to fig. 3, the housing 1 further comprises an air inlet 12 communicating with the air flow channel 22, the air flow channel 22 being offset from the air inlet 12 in the first direction X, i.e. the air flow channel 22 is not aligned with the air inlet 12, and the air flow channel 22 is aligned with the air outlet 11.

In some embodiments, referring to fig. 2 and 3, the atomizing face 31 is flush with the inner wall of the airflow channel 22. By the above mode, the atomization core 3 can be prevented from protruding out of the inner wall of the airflow channel 22 along the direction from the inner wall of the airflow channel 22 to the center and extending into the airflow channel 22, and the obstruction of the atomization core 3 to the airflow can be reduced. In addition, in the above manner, when condensate is formed at the position of the air flow close to the air outlet 11, the formed condensate can flow back to the atomization surface 31 along the inner wall of the air flow channel 22 for secondary atomization, which is beneficial to reducing accumulation of condensate. It will be appreciated that in other embodiments, the atomizing surface 31 is not flush with the inner wall of the airflow channel 22, for example, the atomizing surface 31 is recessed in the inner wall of the airflow channel 22 in the direction from the center of the airflow channel 22 to the inner wall, so that the atomizing core 3 can be prevented from protruding from the inner wall of the airflow channel 22 in the direction from the inner wall of the airflow channel 22 to the center and extending into the airflow channel 22.

For the above-mentioned air flow channel 22, referring to fig. 1 and 2, in some embodiments, the air flow channel 22 includes a first air channel 221 and a second air channel 222 that are aligned on the same axis, the air outlet 11 is located at one end of the first air channel 221, the other end of the first air channel 221 is communicated with the second air channel 222, the cross-sectional area of the first air channel 221 is smaller than the cross-sectional area of the second air channel 222 along the first direction X, and the atomizing core 3 is located between the second air channel 222 and the liquid storage cavity 21. Through the above manner, the airflow channel 22 forms a structure with a narrow upper part and a wide lower part, wherein the atomizing core 3 is positioned at the lower part of the airflow channel 3, and the structure with the narrow upper part and the wide lower part can be matched with the width of the atomizing core 3, so that the atomizing surface 31 of the atomizing core 3 is completely exposed to the airflow channel 22, and aerosol generated by the atomizing surface 31 is facilitated to completely enter the airflow channel 22.

For the first air channel 221 and the second air channel 222, referring to fig. 1 and 2, in order to reduce the resistance of the air flowing through the air channel 22, in some embodiments, the bracket 2 includes a first inclined surface 223 for defining at least part of the air channel 22, the first inclined surface 223 is located at the communication position between the first air channel 221 and the second air channel 222, and the first inclined surface 223 is used for guiding the air flow from the second air channel 222 into the first air channel 221. The first air channel 221 and the second air channel 222 form a structure with a narrow top and a wide bottom, and in the process of flowing the air from the second air channel 222 to the first air channel 221, the smoothness of flowing the air from the second air channel 222 to the first air channel 221 can be improved through the first inclined surface 223.

For the above-mentioned aerosol-generating device 100, referring to fig. 2 to 4, in some embodiments, the support 2 is further provided with a first mounting chamber 27, the first mounting chamber 27 is located between the liquid storage chamber 21 and the air flow channel 22, the first mounting chamber 27 communicates the liquid storage chamber 21 and the air flow channel 22, and the atomizing core 3 is mounted in the first mounting chamber 27.

Considering that the first mounting chamber 27 communicates with the liquid storage chamber 21 and the air flow channel 22, in order to improve the tightness between the first mounting chamber 27 and the atomizing core 3, please refer to fig. 3 and 5, in some embodiments, the aerosol-generating device 100 further comprises a first sealing member 4, the first sealing member 4 being disposed between the sidewall of the first mounting chamber 27 and the sidewall of the atomizing core 3, the first sealing member 4 being capable of improving the tightness between the sidewall of the first mounting chamber 27 and the sidewall of the atomizing core 3, preventing leakage of the liquid matrix in the liquid storage chamber 21 from between the sidewall of the first mounting chamber 27 and the sidewall of the atomizing core 3.

With the aerosol-generating device 100 described above, when the liquid matrix in the liquid storage chamber 21 is correspondingly reduced and the air pressure in the liquid storage chamber 21 is unbalanced during the aerosol-generating process, in order to balance the air pressure in the liquid storage chamber 21, referring to fig. 3 to 5, the bracket 2 is further provided with an air-supplementing channel 23, and the air-supplementing channel 23 is located between the sidewall of the first mounting chamber 27 and the sidewall of the first sealing member 4.

For the air supplementing channel 23, referring to fig. 3 to 5, the bracket 2 includes a liquid outlet 215, the liquid outlet 215 is communicated with the first mounting cavity 27 and the liquid storage cavity 21, a port of the air supplementing channel 23, which is communicated with the liquid storage cavity 21, is staggered from the liquid outlet 215, the liquid outlet 215 is used for outputting the liquid matrix stored in the liquid storage cavity 21 to the atomizing core 3, and the atomizing core 3 receives the liquid matrix from the liquid outlet 215 and is heated by the atomizing surface 31 of the atomizing core 3 to generate aerosol. The air supply channel 23 has a capillary action, and is capable of circulating air and preventing leakage of the liquid matrix. When the air pressure of the liquid storage cavity 21 is unbalanced due to the reduction of the liquid matrix, air can be timely fed into the liquid storage cavity 21 through the air supplementing channel 23 so as to balance the air pressure.

When condensate is formed at the position of the air flow close to the air outlet 11, and the formed condensate flows back to the atomization surface 31 along the inner wall of the air flow channel 22 for secondary atomization, only a part of condensate can flow back to the atomization surface 31 for secondary atomization, and the other part of condensate flows back to the bottom of the air flow channel 22 along the inner wall of the air flow channel 22, so that in order to reduce the mixture of condensate accumulated in the air flow channel 22 and heated aerosol, and influence the sucking taste, referring to fig. 3 and 4, in some embodiments, the bracket 2 is further provided with a collecting cavity 28, and the collecting cavity 28 is located on the side of the first mounting cavity 27 away from the air outlet 11 along the first direction X, and the collecting cavity 28 is used for collecting condensed liquid matrix.

For timely feedback of the gas flow state of the gas flow channel 22, please refer to fig. 3 and 4, in some embodiments, the gas flow sensor 210 is further included, and the bracket 2 is further provided with a second mounting cavity 29 at a side facing away from the collecting cavity 28, the second mounting cavity 29 is in communication with the gas flow channel 22, and the gas flow sensor 210 is mounted in the second mounting cavity 29.

In order to improve the accuracy of the air flow sensor in detecting the air flow state of the air flow channel 22 and to prevent condensate from entering the second mounting cavity 29 during the condensate flowing back to the collecting cavity 28, referring to fig. 3 and 4, in some embodiments, the bracket 2 is further provided with an air flow detection channel 211, the air flow detection channel 211 communicates the air flow channel 22 and the air flow sensor 210, and a tube body defining the air flow detection channel 211 extends into the collecting cavity 28.

For the above-mentioned liquid storage cavity 21, in order to facilitate injecting the liquid matrix into the liquid storage cavity 21, please refer to fig. 5 and 6, further include an upper cover 5, the bracket 2 is further provided with a liquid injection hole 24, the liquid injection hole 24 is in fluid communication with the liquid storage cavity 21, and the upper cover 5 is covered on the liquid injection hole 24. It will be appreciated that the upper cover 5 may be secured to the support 2 by one or more of a snap fit connection, a threaded connection, a clamp connection, a stick connection, or a magnetic connection, for example, to allow the upper cover 5 to cover the pour opening 24.

In order to facilitate the quick connection between the upper cover 5 and the bracket 2, referring to fig. 5 and 6, in some embodiments, the upper cover 5 is provided with a positioning groove 51, the bracket 2 is provided with a positioning protrusion 25, and the positioning groove 51 is in connection with the positioning protrusion 25, so that the upper cover 5 covers the liquid injection hole 24.

For the above-mentioned upper cover 5, in order to enhance the sealing property between the upper cover 5 and the liquid injection hole 24 and reduce liquid leakage, referring to fig. 5 and 6, the aerosol-generating device 100 further includes a second sealing member 6, and the second sealing member 6 is disposed between the liquid injection hole 24 and the upper cover 5.

In some embodiments, referring to fig. 5, the upper cover 5 is provided with a protrusion 52, the protrusion 52 at least partially extends into the liquid injection hole 24, the second sealing member 6 is sleeved on the protrusion 52, the second sealing member 6 follows the protrusion 52 to extend into the liquid injection hole 24, and the outer wall of the sealing member abuts against the inner wall of the liquid injection hole 24 to form a seal.

Referring to fig. 5 and 6, in some embodiments, the liquid storage cavity includes a first liquid storage cavity 212 and a second liquid storage cavity 213, the liquid injection hole 24 is communicated with one end of the first liquid storage cavity 212, the other end of the first liquid storage cavity 212 is communicated with the second liquid storage cavity 213, the cross-sectional area of the first liquid storage cavity 212 is larger than the cross-sectional area of the second liquid storage cavity 213 along the first direction, and the atomizing core 3 is located between the airflow channel 22 and the second liquid storage cavity 213. In the above manner, the liquid storage cavity 21 has a structure with a wide upper part and a narrow lower part, and can facilitate liquid feeding.

In order to facilitate the flow of the liquid matrix in the first liquid storage chamber 212 to the second liquid storage chamber 213 and reduce the residual liquid matrix in the first liquid storage chamber 212, referring to fig. 5 and 6, in some embodiments, the support 2 further includes a second inclined surface 214, where the second inclined surface 214 is located at a communication position between the first liquid storage chamber 212 and the second liquid storage chamber 213, and the second inclined surface 214 is used for guiding liquid.

For the aerosol-generating device 100 described above, referring to fig. 5, the aerosol-generating device 100 further includes a circuit board 7 and an electrode needle 8, the circuit board 7 is disposed on a side of the support 2 away from the atomizing core 3, the electrode needle 8 is disposed on the support 2, and two ends of the electrode needle 8 are correspondingly connected to the atomizing core 3 and the circuit board 7. Through the mode, the two electrodes of the atomizing core 3 can be directly connected with the circuit board 7, so that the phenomenon that the resistance caused by indirect connection between the electrodes of the atomizing core 3 and the circuit board 7 is large or the circuit is easy to break is avoided, and the connection reliability and the circuit transmission efficiency are improved.

Referring to fig. 7, in some embodiments, the electrode needle 8 includes a first portion 81 having an L-shape and a second portion 82, the first portion 81 abutting the atomizing face 31 to hold the atomizing core 3 on the holder 2, and the second portion 82 passing through the holder 2 to be connected to the circuit board 7. Through the above-mentioned mode, electrode needle 8 forms L type structure, promptly can realize through first portion 81 that atomizing core 3 and circuit board 7's electricity is connected, can play the effect of holding fixedly to atomizing core 3 through the cooperation of first portion 81 and second portion 82, helps improving the steadiness of atomizing core 3.

In some embodiments, the first portion 81 and the second portion 82 are each rectangular in cross-section. In the above manner, the first portion 81 and the second portion 82 are each made to have a rectangular columnar structure. For circular column and its side and atomizing core butt only be line contact's structure, when first part 81 and second part 82 were rectangular column structure, its rectangle side and atomizing core 3 butt just are the structure of face contact, can increase area of contact, and then improve steadiness and the electric connection stability to atomizing core 3.

For the above-described aerosol-generating device 100, referring to fig. 2 and 3, the housing 1 comprises a first shell 13 and a second shell 14, the second shell 14 being connected to the first shell 13 along a second direction Y perpendicular to the first direction X, and the holder 2 being located between the first shell 13 and the second shell 14 along the second direction X, the first shell 13 and the holder 2 together defining an airflow channel 22.

In some embodiments, the first housing 13 and the second housing 14 are connected in a left-right buckling direction, and when the first housing 13 and the second housing 14 are buckled left-right, the bracket 2 can be clamped, so that the bracket 2 is fixed between the first housing 13 and the second housing 14, and the air flow channel 22 can be conveniently disassembled and assembled relative to a mode of mounting the bracket from the bottom of the housing, so that cleaning and maintenance are convenient.

For the above-described aerosol-generating device 100, in order to improve the air tightness of the air flow channel 22, referring to the drawings, the aerosol-generating device 100 further comprises a third seal 9, the third seal 9 being arranged between the first housing 13 and the bracket 2.

In some embodiments, referring to fig. 2 and 3, the support 2 is provided with an annular groove 26, the groove 26 is located between the first housing 13 and the support 2, the third seal 9 is disposed in the groove 26, and at least part of the third seal 9 protrudes out of the groove 26 to abut against the first housing 13 to form a seal.

In an embodiment of the present utility model, an aerosol-generating device 100 includes a housing 1, a support 2, and an atomizing core 3, wherein the housing 1 includes an air outlet 11, the support 2 is mounted on the housing 1, the support 2 defines a liquid storage cavity 21 and an air flow channel 22, the air flow channel 22 is located at one side of the liquid storage cavity 21, the air flow channel 22 extends along a first direction X, the air outlet 11 is located at one end of the air flow channel 22, the air outlet 11 and the air flow channel 22 are aligned, the atomizing core 3 is disposed on the support 2 and located between the air flow channel 22 and the liquid storage cavity 21, the atomizing core 3 is provided with an atomizing surface 31 for generating aerosol, and the atomizing surface 31 is parallel to the first direction X. By the above mode, the extending direction of the airflow channel 22 is parallel to the atomizing surface 31 of the atomizing core 3, so that the obstruction to the aerosol output flowing through the airflow channel 22 is reduced, and the accumulation of condensate is reduced, so that the aerosol sucking taste flowing through the airflow channel 22 is improved.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (20)

1. An aerosol-generating device, comprising:

A housing including an air outlet;

A rack mounted inside the housing, the rack defining a reservoir for storing a liquid matrix;

An air flow channel defined by the bracket or jointly defined by the bracket and the housing is arranged in the housing, the air flow channel is positioned at one side of the liquid storage cavity, the air flow channel extends along a first direction, the air outlet is positioned at one end of the air flow channel, and the air outlet and the air flow channel basically extend along the same axis in the first direction;

The atomizing core, the atomizing core set up in the support and be located the air current passageway with between the stock solution chamber, the atomizing core is equipped with the atomizing face that is used for producing aerosol, the atomizing face is parallel to the first direction.

2. An aerosol-generating device according to claim 1, wherein,

The atomizing surface is flush with the inner wall of the airflow channel.

3. An aerosol-generating device according to claim 1, wherein,

The air flow channel comprises a first air channel and a second air channel which are positioned on the same axis, the air outlet is positioned at one end of the first air channel, the other end of the first air channel is communicated with the second air channel, the cross-sectional area of the first air channel is smaller than that of the second air channel along the first direction, and the atomization core is positioned between the second air channel and the liquid storage cavity.

4. An aerosol-generating device according to claim 3, wherein,

The bracket comprises a first inclined surface used for limiting at least part of the airflow channel, the first inclined surface is positioned at the communication position of the first air channel and the second air channel, and the first inclined surface is used for guiding airflow to enter the first air channel from the second air channel.

5. An aerosol-generating device according to claim 1, wherein,

The support is further provided with a first installation cavity, the first installation cavity is located between the airflow channel and the liquid storage cavity, the first installation cavity is communicated with the airflow channel and the liquid storage cavity, and the atomization core is installed in the first installation cavity.

6. An aerosol-generating device according to claim 5, wherein,

The first sealing element is arranged between the side wall of the first mounting cavity and the side wall of the atomizing core.

7. An aerosol-generating device according to claim 6, wherein,

The support is also provided with an air supplementing channel, which is positioned between the side wall of the first mounting cavity and the side wall of the first sealing piece.

8. An aerosol-generating device according to claim 7, wherein,

The support comprises a liquid outlet, the liquid outlet is communicated with the first mounting cavity and the liquid storage cavity, and the air supplementing channel is communicated with the port of the liquid storage cavity and the liquid outlet are staggered.

9. An aerosol-generating device according to claim 5, wherein,

The support is also provided with a collecting cavity, along the first direction, the collecting cavity is located one side of the first installation cavity away from the gas outlet, and the collecting cavity is used for collecting condensed liquid matrixes.

10. An aerosol-generating device according to claim 9, wherein,

The air flow sensor is arranged on one side of the support, which is away from the collecting cavity, and a second mounting cavity is further formed in the support, the second mounting cavity is communicated with the air flow channel, and the air flow sensor is mounted in the second mounting cavity.

11. An aerosol-generating device according to claim 10, wherein,

The support is also provided with an air flow detection channel which is communicated with the air flow channel and the air flow sensor, and a pipe body which limits the air flow detection channel extends into the collecting cavity.

12. An aerosol-generating device according to claim 1, wherein,

The liquid storage device comprises a bracket, and is characterized by further comprising an upper cover, wherein the bracket is further provided with a liquid injection hole, the liquid injection hole is communicated with liquid in the liquid storage cavity, and the upper cover is covered on the liquid injection hole.

13. An aerosol-generating device according to claim 12, wherein,

The upper cover is provided with the constant head tank, the support is provided with the location arch, the constant head tank with the location arch is connected, so that the upper cover lid is located annotate the liquid hole.

14. An aerosol-generating device according to claim 12, wherein,

The device further comprises a second sealing piece, wherein the second sealing piece is arranged between the liquid injection hole and the upper cover.

15. An aerosol-generating device according to claim 12, wherein,

The liquid storage cavity comprises a first liquid storage cavity and a second liquid storage cavity, the liquid injection hole is communicated with one end of the first liquid storage cavity, the other end of the first liquid storage cavity is communicated with the second liquid storage cavity, the cross-sectional area of the first liquid storage cavity is larger than that of the second liquid storage cavity along the first direction, and the atomization core is located between the airflow channel and the second liquid storage cavity.

16. An aerosol-generating device according to claim 15, wherein,

The support also comprises a second inclined plane, wherein the second inclined plane is positioned at the communication position of the first liquid storage cavity and the second liquid storage cavity, and the second inclined plane is used for guiding liquid.

17. An aerosol-generating device according to claim 1, wherein,

The atomizing device comprises a support, an atomizing core, a circuit board, an electrode needle and a connecting rod, wherein the atomizing core is arranged on the support, the connecting rod is arranged on the atomizing core, the connecting rod is arranged on the connecting rod, and the connecting rod is arranged on the connecting rod.

18. An aerosol-generating device according to claim 17, wherein,

The electrode needle comprises a first part and a second part which are L-shaped, the first part is abutted with the atomizing surface so that the atomizing core is kept on the support, and the second part penetrates through the support to be connected with the circuit board.

19. An aerosol-generating device according to claim 18, wherein,

The cross-sections of the first portion and the second portion are rectangular.

20. An aerosol-generating device according to any of claims 1-19, wherein,

The shell comprises a first shell and a second shell, the second shell is connected to the first shell along a second direction, and the second direction is perpendicular to the first direction;

In the second direction, the bracket is located between the first housing and the second housing, the first housing and the bracket collectively defining the airflow channel.