CN220734431U

CN220734431U - Aerosol generating device

Info

Publication number: CN220734431U
Application number: CN202322335795.9U
Authority: CN
Inventors: 陈家太; 周胜文; 陈时凯; 吴纯平
Original assignee: Shenzhen Smiss Technology Co Ltd
Current assignee: Shenzhen Smiss Technology Co Ltd
Priority date: 2023-08-29
Filing date: 2023-08-29
Publication date: 2024-04-09
Anticipated expiration: 2033-08-29

Abstract

The utility model relates to the field of atomization, and discloses an aerosol generating device which comprises a shell piece, an atomizer, a silica gel sealing seat, a suction nozzle and an induction component. During the suction process, the external gas forms a smoke through the atomizer. The atomizer comprises an atomizing pipe and an oil cup, and a first air passage and a second air passage are formed in the silica gel sealing seat. A first one-way valve and a second one-way valve are respectively arranged on one side of the first air passage and one side of the second air passage, which are close to the atomizing pipe, and the first air passage is communicated with the atomizing pipe and the accommodating cavity; the second air flue is communicated with the accommodating cavity and the suction nozzle, so that gas can only enter the atomizing pipe unidirectionally through the first air flue from the inside of the shell member, and gas can only enter the atomizing pipe unidirectionally through the second air flue from the inside of the shell member, thereby preventing smoke or condensate from flowing backwards and affecting the normal use of the aerosol generating device. And the miaow head spare sets up in the one side that the second air flue was kept away from in the second check valve to make first air flue and second air flue each other not communicate, avoid fog or the condensate that the tobacco tar formed to damage the miaow head spare.

Description

Aerosol generating device

Technical Field

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

Background

The aerosol generating device is also called virtual cigarette, electronic cigarette, vapor cigarette, etc., and is mainly used for stopping smoking or replacing cigarette.

At present, the aerosol generating device comprises a suction nozzle and an atomizer, wherein the atomizer comprises an oil cup and a central tube, one end of the central tube is fixedly arranged in the oil cup, the other end of the central tube is arranged in the suction nozzle in a penetrating mode, and a main air passage is formed in the central tube. When sucking, the air flow enters the inside of the aerosol generating device from the outside of the aerosol generating device, and meanwhile, the tobacco tar in the oil cup is heated to form smoke; the flue gas and the external air flow are combined and pass through the main air passage together, and then pass through the suction nozzle to the outside of the aerosol generating device.

In the whole suction process, the tobacco tar heats and forms the flue gas, and the flue gas belongs to aerosol, and the flue gas is more thick, forms the condensate after the flue gas condensation, on the one hand, because the condensate is more thick, and the viscidity is higher, the condensate backward flow probably causes the jam to the air flue, leads to the unable normal suction work of atomizer. On the other hand, after condensate flows back to the inside of the aerosol generating device, condensate can further flow into the battery assembly, and the battery inside the atomizer is easy to soak and damage, so that the circuit board is invalid.

Disclosure of Invention

The embodiment of the utility model aims to provide an aerosol generating device, which is used for solving the problems that in the prior art, condensate is formed after flue gas is condensed, and the condensate is easy to block an air passage or damage parts in an atomizer, so that the atomizer cannot normally suck and work.

The embodiment of the utility model provides an aerosol generating device, which comprises a shell piece, wherein an air inlet hole is formed in the bottom of the shell piece, a containing cavity is formed in the shell piece, and external air enters the containing cavity through the air inlet hole;

the atomizer is contained in the containing cavity and comprises an oil cup and an atomization pipe arranged in the oil cup;

the suction nozzle is connected to the outer wall of the oil cup;

the silica gel seal seat, silica gel seal seat sealing connection in the inner wall of oil cup, silica gel seal seat has seted up mutually independent first air flue and second air flue, first air flue communicate respectively in accept the chamber with the atomizing pipe, the response subassembly has still been installed to the silica gel seal seat, first air flue is provided with first check valve, the second air flue intercommunication the suction nozzle with response subassembly, the second air flue is provided with the second check valve.

Optionally, the first check valve comprises a first diaphragm and a first valve seat, the first valve seat is connected to the silica gel sealing seat, and one end of at least one first diaphragm is movably connected to the first valve seat;

in a natural state, the other end of the first diaphragm is close to the first valve seat and is attached to the first valve seat to seal the first air passage;

and in a negative pressure state, the other end of the first diaphragm is gradually far away from the first valve seat and forms an opening so that gas enters the atomization tube through the first one-way valve.

Optionally, the first diaphragm comprises a plurality of connected first diaphragm parts, and one ends of the plurality of first diaphragm parts are sequentially arranged and distributed along the circumferential edge of the first valve seat;

in a natural state, the other ends of the plurality of first diaphragm parts are mutually attached to seal the first valve seat;

and in a negative pressure state, the other ends of the plurality of first diaphragm parts are gradually far away from the first valve seat, so that gas enters the atomization tube through the first one-way valve.

Optionally, the first membrane is a pleated structure.

Optionally, a communicating pipe is arranged in the oil cup, an air outlet channel is formed in the communicating pipe, the air outlet channel is communicated with the second air channel and the outside, the communicating pipe abuts against the inner wall of the oil cup, and the communicating pipe and the oil cup are integrally manufactured.

Optionally, the second one-way valve comprises a second diaphragm and a second valve seat, the second valve seat is connected to the silica gel sealing seat, and one end of at least one second diaphragm is movably connected to the second valve seat;

in a natural state, the other end of the second diaphragm is close to the second valve seat and is attached to the second valve seat to seal the second air passage;

and in a negative pressure state, the other end of the second diaphragm is far away from the second valve seat to form a communication port so that gas enters the atomization tube through the second one-way valve.

Optionally, the second diaphragm comprises a plurality of connected second diaphragm parts, and one ends of the plurality of second diaphragm parts are sequentially arranged and distributed along the circumferential edge of the second valve seat;

in a natural state, the other ends of the plurality of second diaphragm parts are mutually attached to seal the second valve seat;

and in a negative pressure state, the other ends of the second diaphragm parts are gradually far away from the second valve seat, so that gas enters the gas outlet channel through the second one-way valve.

Optionally, the second membrane adopts a fold-shaped structure.

Optionally, the first one-way valve is integrally manufactured with the silica gel sealing seat; the second one-way valve and the silica gel sealing seat are integrally manufactured.

Optionally, the aerosol generating device further comprises a sealing element, the suction nozzle is connected to the outer wall of the oil cup, the sealing element is connected to one end, far away from the silica gel sealing seat, of the oil cup in a sealing way, and the communicating pipe is connected to the sealing element; the suction nozzle comprises a suction nozzle body and a surrounding part, wherein the surrounding part is connected to the circumferential edge of the suction nozzle body, and the surrounding part extends along the direction close to the oil cup; the enclosing part is connected with the oil cup, the suction nozzle body, the enclosing part and the sealing piece are enclosed to form an air collecting cavity, and one end of the atomizing pipe is communicated with the air collecting cavity; and the sealing piece is provided with a steering channel which is communicated with the air outlet channel and the air collection cavity.

Compared with the prior art, in the embodiment of the utility model, an aerosol generating device is disclosed, which comprises a shell piece, an atomizer, a suction nozzle and a silica gel sealing seat. An air inlet hole is formed in the bottom of the shell, the atomizer is arranged in the shell, the suction nozzle is connected to the atomizer, and in the suction process, external air enters the accommodating cavity in the shell through the air inlet hole and then forms smoke through the atomizer for a user to suck. The silica gel sealing seat is provided with a first air passage and a second air passage which are mutually independent, and the first air passage is communicated with the accommodating cavity and the atomizing pipe; be equipped with first check valve on the first air flue for gas can only follow first air flue unidirectional flow atomizing tube, and after the flue gas formed the condensate on atomizing tube's lateral wall, the condensate also can't follow atomizing tube and get into in the first air flue. Thereby avoiding that the smoke or condensate flows back into the first air passage so that the whole aerosol generating device cannot normally perform suction work.

And the silica gel sealing seat is also provided with an induction component, and the second air passage is communicated with the suction nozzle and the induction component. The second air passage is provided with a second one-way valve. The second air passage is not communicated with the first air passage, so that the microphone member is positioned in an independent air passage relative to the atomizing pipe, and therefore, mist formed by tobacco tar or condensate formed by tobacco tar can be prevented from damaging the microphone member; and the smoke passing through the first air passage cannot enter the second air passage through the second one-way valve to damage the microphone member.

Drawings

One or more embodiments are illustrated by way of example and not limitation in the figures of the accompanying drawings, in which like references indicate similar elements, and in which the figures are not to be considered limiting, unless expressly stated otherwise.

FIG. 1 is a schematic view of an aerosol generating device according to an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of the aerosol-generating device of FIG. 1;

FIG. 3 is a schematic view of an assembled structure of a atomizer and a silicone seal base of the aerosol generating device of FIG. 1;

FIG. 4 is a schematic structural view of the silica gel seal base in FIG. 3;

FIG. 5 is a schematic view of the internal structure of the oil cup of FIG. 3;

fig. 6 is an exploded schematic view of the assembly structure of the seal, atomizer and silicone seal block of fig. 3.

The reference numerals are as follows:

100. an aerosol generating device; 10. a housing member; 11. an air inlet hole; 12. a housing chamber; 20. an atomizer; 21. an oil cup; 211. an oil storage chamber; 212. a boss; 22. an atomizing tube; 30. a suction nozzle; 31. a suction nozzle body; 32. a surrounding part; 321. a buckling groove; 33. an air collection cavity; 40. a silica gel sealing seat; 41. a first airway; 42. a second airway; 43. a mounting cavity; 50. an induction assembly; 60. a first one-way valve; 61. a first membrane; 610. an opening; 611. a first diaphragm portion; 62. a first valve seat; 70. a second one-way valve; 71. a second membrane; 711. a second diaphragm portion; 72. a second valve seat; 720. a communication port; 80. a communicating pipe; 81. an air outlet channel; 90. a seal; 91. a diversion channel; 92. and an oil filling port.

Detailed Description

In order that the utility model may be readily understood, a more particular description of the utility model 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 "connected" to another element, it can be directly on the other element or intervening elements may be present. The terms "upper," "lower," "left," "right," "upper," "lower," "top," and "bottom," and the like, as used herein, refer to an orientation or positional relationship based on that shown in the drawings, merely for convenience in describing the present utility model and to simplify the description, 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 therefore should not be construed as limiting the present 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.

Referring to fig. 1 and fig. 2 together, fig. 1 is a schematic diagram illustrating an overall structure of an aerosol generating device 100 according to an embodiment of the utility model; fig. 2 is a schematic cross-sectional structure of the aerosol-generating device 100 of fig. 1.

The aerosol generating device 100 provided by an embodiment of the utility model comprises a housing part 10, wherein an air inlet 11 is formed in the bottom of the housing part 10, a containing cavity 12 is formed in the housing part 10, and external air enters the containing cavity 12 through the air inlet 11;

the atomizer 20, the atomizer 20 is accommodated in the accommodating cavity 12, the atomizer 20 includes the oil cup 21 and atomization tube 22 set up in the oil cup 21;

a suction nozzle 30, the suction nozzle 30 is connected to the outer wall of the oil cup 21;

the silica gel seal seat 40, silica gel seal seat 40 sealing connection is in the inner wall of oil cup 21, and silica gel seal seat 40 has seted up mutually independent first air flue 41 and second air flue 42, and first air flue 41 communicates respectively in acceping chamber 12 and atomizing pipe 22, and induction subassembly 50 has still been installed to silica gel seal seat 40, and first air flue 41 is provided with first check valve 60, and second air flue 42 communicates suction nozzle 30 and induction subassembly 50, and second air flue 42 is provided with second check valve 70.

In one embodiment, the first check valve 60 is connected above the silica gel sealing seat 40, that is, the first check valve 60 is located between the first air channel 41 and the atomization tube 22, the first check valve 60 is used to achieve unidirectional communication in a direction from the first air channel 41 to the atomization tube 22, in other words, when a user sucks, the first check valve 60 is in an open state, air flow in the first air channel 41 can flow into the atomization tube 22 through the first check valve 60, when the user stops sucking, the first check valve 60 is in a closed state, and condensate in the atomization tube 22 cannot flow into the first air channel 41 through the first check valve 60.

Moreover, the second air passage 42 is not communicated with the first air passage 41, so that the user can avoid the backflow of smoke or formed condensate from damaging the sensing assembly 50 during suction; wherein the sensing assembly 50 employs a microphone, i.e., a gas sensor.

In addition, a second one-way valve 70 is arranged at one end of the second air passage 42 near the atomizing tube 22, the second one-way valve 70 is used for realizing one-way communication between the second air passage 42 and the atomizing tube 22, namely, when a user sucks, the second one-way valve 70 is in an open state, and gas enters the second air passage 42 through the microphone; when the user ceases to inhale, the second one-way valve 70 is in a closed state, and gas cannot enter the second air passage 42 through the second one-way valve 70.

In one embodiment, a mounting cavity 43 is formed on one side of the silicone sealing seat 40, which is away from the oil cup 21, the mounting cavity 43 is communicated with the second air passage 42, and the microphone is accommodated in the mounting cavity 43. If the microphone is disposed in the first air passage 41, when the smoke is blocking the atomization tube 22, the air is difficult to pass through the atomization tube 22, the air cannot flow, the microphone cannot sense, and the aerosol generating device 100 cannot operate normally.

The oil cup 21 is provided with an oil storage cavity 211, and the oil storage cavity 211 is filled with tobacco tar. One end of the atomizer 20 is arranged on the oil cup 21, an oil inlet is formed in the bottom of the atomizer 20, and tobacco tar enters the atomizer 20 through the oil inlet.

The aerosol generating device 100 further comprises oil absorbing cotton and a ceramic heater, wherein the oil absorbing cotton is sleeved at the bottom of the oil cup 21, and tobacco tar in the oil storage cavity 211 permeates through the oil absorbing cotton and then enters the atomizer 20 through the oil inlet; the ceramic heater is installed at the bottom of the atomizer 20 and is located at one side of the oil inlet, and the tobacco tar passing through the oil inlet is heated by the ceramic heater to form smoke. During the inhalation process, the flow of the external air drives the smoke to pass through the atomizer 20 together for the user to inhale.

The aerosol generating device 100 further comprises a battery for providing power to the aerosol generating device 100 and a control circuit board for collecting signals and feeding back signals. For example: when gas passes through the microphone, a gas flowing signal is collected by the microphone, the microphone feeds back the signal to the control circuit board, and the control circuit board collects the gas flowing signal and feeds back a signal heated by the ceramic heater, so that the tobacco tar is heated to form smoke.

Optionally, the microphone is disposed on the side of the first air duct 41 remote from the atomizing tube 22, and the length of the overall aerosol generating device 100 needs to be increased for mounting the microphone.

Referring to fig. 2, 3 and 4, fig. 3 is a schematic diagram illustrating an assembling structure of the atomizer 20 and the silica gel sealing base 40 of the aerosol generating device 100 of fig. 1; fig. 4 is a schematic structural view of the silicone sealing seat 40 in fig. 3.

In one embodiment, the first check valve 60 includes a first diaphragm 61 and a first valve seat 62, the first valve seat 62 being connected to the silicone sealing seat 40, one end of at least one first diaphragm 61 being movably connected to the first valve seat 62;

in a natural state, the other end of the first diaphragm 61 is close to the first valve seat 62 and is attached to the first valve seat 62 to seal the first air passage 41;

in the negative pressure state, the other end of the first diaphragm 61 is gradually away from the first valve seat 62 and an opening 610 is formed so that gas enters the atomizing tube 22 through the first check valve 60.

Specifically, in the negative pressure state, when the gas enters the atomizing tube 22 from the first gas passage 41, one end of the first diaphragm 61 is gradually far away from the first valve seat 62, and the first gas passage 41 is communicated with the atomizing tube 22. In a natural state, i.e. when no gas enters the atomizing tube 22 through the first air passage 41, the first diaphragm 61 is attached to the first valve seat 62, and the space between the first air passage 41 and the atomizing tube 22 is closed.

In some embodiments, the first membrane 61 has a thin fold structure, and an opening 610 is disposed at an end of the first membrane 61 away from the first valve seat 62, under the action of the fold force of the first membrane 61, the opening 610 is in a closed state under the natural state (when not sucking), so as to avoid condensate flowing into the first air channel 41, when the user sucks, a negative pressure is generated in the atomizing tube 22, under the action of the negative pressure, the fold force of the first membrane 61 is overcome, so that the opening 610 is opened, and then external air sequentially passes through the air inlet hole 11, the accommodating cavity 12, the first air channel 41 and the opening 610 and then enters the atomizing tube 22. After the user stops sucking, the first membrane 61 is restored under the action of its own folding force, so that the opening 610 is again closed.

Alternatively, one end of the first diaphragm 61 is pivotally connected to the first valve seat 62, and the other end of the first diaphragm 61 abuts against the first valve seat 62 when no gas passes therethrough.

Alternatively, one end of the first diaphragm 61 is pivotally connected to the first valve seat 62, and the other end of the first diaphragm 61 is electromagnetically connected to the first valve seat 62. When the gas does not pass through, the circuit is communicated, and the magnetic attraction end of the first diaphragm 61 is magnetically attracted and connected to the first valve seat 62; when the gas passes through, the circuit is broken, and the magnetic attraction end of the first membrane 61 is lifted by the gas.

Alternatively, the first diaphragm 61 is integrally manufactured with the first valve seat 62, the first diaphragm 61 is made of a flexible silica gel material, the first diaphragm 61 is lifted when the gas passes therethrough, and the first gas passage 41 communicates with the atomizing tube 22. When the gas does not pass, the first diaphragm 61 abuts against the first valve seat 62.

Alternatively, the first diaphragm 61 is electrically connected to the first valve seat 62, and the opening and closing of the first diaphragm 61 and the first valve seat 62 thereof is controlled by a key switch.

Referring to fig. 2 and 4, in one embodiment, the first diaphragm 61 includes a plurality of connected first diaphragm parts 611, and one ends of the plurality of first diaphragm parts 611 are sequentially arranged along a circumferential edge of the first valve seat 62;

in a natural state, the other ends of the plurality of first diaphragm parts 611 are bonded to each other to seal the first valve seat 62;

in the negative pressure state, the other ends of the plurality of first membrane portions 611 are gradually separated from the first valve seat 62 so that the gas enters the atomizing tube 22 through the first check valve 60.

Specifically, the first diaphragm 61 and the first valve seat 62 are integrally manufactured, and the first diaphragm 61 and the first valve seat 62 are made of a silicone flexible material, and the first diaphragm 61 includes four first diaphragm portions 611, and the four first diaphragm portions 611 are sequentially arranged and distributed along a circumferential edge of the first valve seat 62. In the negative pressure state, one end of the four first membrane parts 611, which is far from the first valve seat 62, is jacked up and a circular opening 610 is formed for passing gas; in a natural state, when no gas passes, one ends of the four first membrane portions 611, which are far from the first valve seat 62, are mutually attached to close the first valve seat 62.

Alternatively, the two first membrane portions 611 may be provided in two, the two first membrane portions 611 are oppositely provided and are respectively in a thin fold-shaped structure, one ends of the two first membrane portions 611 are respectively connected with the first valve seat 62, an opening 610 is formed between the other ends of the two first membrane portions 611, in a natural state, the two first membrane portions 611 are mutually bonded under the action of own fold force, and the other ends of the two first membrane portions 611 seal the opening 610, when a user sucks, a negative pressure is generated in the first air channel 41, the negative pressure overcomes the fold force of the first membrane portions 611, so that the opening 610 is opened, and then external air sequentially passes through the air inlet hole 11, the accommodating cavity 12, the first air channel 41 and the opening 610 and then enters the atomizing tube 22. After the user stops sucking, the two first membrane portions 611 are restored under the action of their own wrinkles, so that the opening 610 is again in a closed state.

In one embodiment, the first membrane 61 is a pleated structure.

Referring to fig. 2, 3, 4 and 5, fig. 5 is a schematic view of the internal structure of the oil cup 21 in fig. 3.

In one embodiment, the oil cup 21 is provided with a communicating pipe 80 therein, the communicating pipe 80 is provided with an air outlet channel 81, the air outlet channel 81 is communicated with the second air passage 42 and the outside, the communicating pipe 80 abuts against the inner wall of the oil cup 21, and the communicating pipe 80 is integrally manufactured with the oil cup 21.

Specifically, the communication pipe 80 is integrally manufactured with the oil cup 21, and the communication pipe 80 is provided in the oil cup 21. If the communication pipe 80 is disposed outside the oil cup 21 and the overall size of the aerosol generating device 100 is unchanged, the communication pipe 80 occupies space to affect the storage capacity of the oil cup 21; in addition, the assembly process is increased, and the production cost is increased. Therefore, the provision of the communication pipe 80 in the oil cup 21 can increase the oil storage amount of the oil cup 21 and reduce the production cost.

Referring to fig. 4, in one embodiment, the second check valve 70 includes a second diaphragm 71 and a second valve seat 72, the second valve seat 72 being connected to the silicone sealing seat 40, one end of at least one second diaphragm 71 being movably connected to the second valve seat 72;

in a natural state, the other end of the second diaphragm 71 is close to the second valve seat 72 and is attached to the second valve seat 72 to seal the second air passage 42;

in the negative pressure state, the other end of the second diaphragm 71 is far from the second valve seat 72 to form a communication port 720 so that gas enters the atomizing tube 22 through the second check valve 70.

Specifically, when the gas enters the gas outlet channel 81 from the second gas channel 42, the gas lifts the second diaphragm 71, one end of the second diaphragm 71 is far away from the second valve seat 72, and the principle of the second check valve 70 is substantially identical to that of the first check valve 60, which is not described herein.

Alternatively, one end of the second diaphragm 71 is rotatably connected to the second valve seat 72, and the other end of the second diaphragm 71 abuts against the surface of the second valve seat 72 when the gas does not pass through the second gas passage 42.

Optionally, the second diaphragm 71 is electromagnetically coupled to the second valve seat 72.

Alternatively, the second diaphragm 71 is integrally manufactured with the second valve seat 72.

Alternatively, the second diaphragm 71 is electrically connected to the second valve seat 72, and the opening and closing of the second diaphragm 71 and the second valve seat 72 are controlled by the opening and closing.

Referring to fig. 4, in one embodiment, the second diaphragm 71 includes a plurality of connected second diaphragm parts 711, and one ends of the plurality of second diaphragm parts 711 are sequentially arranged along the circumferential edge of the second valve seat 72;

in a natural state, the other ends of the plurality of second diaphragm parts 711 are bonded to each other to seal the second valve seat 72;

in the negative pressure state, the other ends of the plurality of second diaphragm parts 711 are gradually separated from the second valve seat 72 so that the gas enters the gas outlet passage 81 through the second check valve 70.

Specifically, the second membrane portion 711 and the first membrane portion 611 adopt a pleated structure, the second membrane portion 711 is two, the second membrane portion 711 and the first membrane portion 611 have similar structures, and the principle is the same, which is not described herein.

Alternatively, the second diaphragm portion 711 may be provided with three or four.

Referring to fig. 4, in one embodiment, the first check valve 60 is integrally manufactured with the silicone sealing seat 40; the second check valve 70 is integrally manufactured with the silicone sealing seat 40.

Specifically, the first check valve 60, the second check valve 70 and the silicone sealing seat 40 are made of silicone flexible materials, and are manufactured uniformly with the first check valve 60, the second check valve 70 and the silicone sealing seat 40, so that the assembly process is reduced, and the production cost is reduced.

Alternatively, the first check valve 60 and the second check valve 70 may be detachably mounted on the silicone sealing seat 40 by screws.

Referring to fig. 2, 3 and 6, fig. 6 is an exploded schematic view showing the assembly structure of the sealing member 90, the atomizer 20 and the silicone sealing base 40 in fig. 3.

In one embodiment, the aerosol generating device 100 further comprises a sealing member 90, the suction nozzle 30 is connected to the outer wall of the oil cup 21, the sealing member 90 is connected to one end of the oil cup 21 far from the silica gel sealing seat 40 in a sealing manner, and the communicating pipe 80 is connected to the sealing member 90; the suction nozzle 30 comprises a suction nozzle 30 body and a surrounding part 32, the surrounding part 32 is connected to the circumferential edge of the suction nozzle 30 body, and the surrounding part 32 extends along the direction approaching the oil cup 21; the enclosing part 32 is connected to the oil cup 21, and the suction nozzle 30 body, the enclosing part 32 and the sealing member 90 enclose to form an air collecting cavity 33, and one end of the atomizing tube 22 is communicated with the air collecting cavity 33; the sealing member 90 is provided with a diversion channel 91, and the diversion channel 91 is communicated with the air outlet channel 81 and the air collecting cavity 33.

Specifically, the sealing member 90 is made of a silica gel material, the sealing member 90 is in sealing connection with the inner wall of the oil cup 21, which is far away from one end of the silica gel sealing seat 40, the suction nozzle 30 comprises a suction nozzle 30 body and a surrounding portion 32, the surrounding portion 32 is attached to the circumferential edge of the suction nozzle 30 body, the surrounding portion 32 extends along the direction close to the sealing member 90, the surrounding portion 32 and the suction nozzle 30 body are integrally manufactured, and the surrounding portion 32 is buckled and connected with the outer wall of the oil cup 21. The outer wall of the oil cup 21 is provided with a protruding part 212, the protruding part 212 extends along the direction away from the outer wall of the oil cup 21, a buckling groove 321 is formed in the position, corresponding to the protruding part 212, of the enclosing part 32, the suction nozzle 30 body is pressed down to accommodate the protruding part 212 in the buckling groove 321, and connection between the suction nozzle 30 and the sealing element 90 is completed. At this time, the nozzle 30 body, the enclosing portion 32 and the sealing member 90 enclose to form an air collecting chamber 33, and the air collecting chamber 33 is communicated with the atomizing tube 22 and the nozzle 30 body.

Further, a diversion passage 91 is provided at the bottom of the seal 90, one end of the diversion passage 91 communicates with the communication pipe 80, and the other end of the diversion passage 91 communicates with the gas collection chamber 33. When a user sucks, the first air passage 41 and the second air passage 42 are influenced by negative pressure sucked by the user, and the microphone can timely sense and prompt the ceramic heater to heat, so that the sensitivity of the aerosol generating device 100 is improved. If the second air channel 42 and one end of the air outlet channel 81 are not connected to the suction nozzle 30, the air pressures at two sides of the microphone may not be the same, and the microphone cannot sense the air flow.

In addition, the sealing member 90 is provided with an oil filling port 92, the oil filling port 92 is communicated with the oil storage cavity 211, and the oil storage cavity 211 is filled with oil by filling the oil filling port 92.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; the technical features of the above embodiments or in the different embodiments may also be combined within the idea of the utility model, the steps may be implemented in any order, and there are many other variations of the different aspects of the utility model as described above, which are not provided in detail for the sake of brevity; while the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art will appreciate that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. An aerosol generating device, comprising:

the shell part is provided with an air inlet hole at the bottom, a containing cavity is formed in the shell part, and external air enters the containing cavity through the air inlet hole;

the suction nozzle is connected to the outer wall of the oil cup;

the silica gel seal seat, silica gel seal seat sealing connection in the inner wall of oil cup, silica gel seal seat has seted up mutually independent first air flue and second air flue, first air flue communicate in accept the chamber with the atomizing pipe, the response subassembly has still been installed to the silica gel seal seat, first air flue is provided with first check valve, the second air flue communicates the suction nozzle with the response subassembly, the second air flue is provided with the second check valve.

2. The aerosol generating device of claim 1, wherein the first one-way valve comprises a first diaphragm and a first valve seat, the first valve seat being connected to the silicone sealing seat, one end of at least one of the first diaphragms being movably connected to the first valve seat;

3. The aerosol generating device according to claim 2, wherein the first diaphragm includes a plurality of connected first diaphragm portions, one ends of the plurality of first diaphragm portions being sequentially arranged along a circumferential edge of the first valve seat;

4. The aerosol generating device of claim 2, wherein the first membrane is a pleated structure.

5. The aerosol generating device according to claim 1, wherein a communicating tube is provided in the oil cup, the communicating tube is provided with an air outlet passage, the air outlet passage is communicated with the second air passage and the suction nozzle, the communicating tube abuts against an inner wall of the oil cup, and the communicating tube is integrally manufactured with the oil cup.

6. The aerosol generating device of claim 5, wherein the second one-way valve comprises a second diaphragm and a second valve seat, the second valve seat being connected to the silicone sealing seat, one end of at least one of the second diaphragms being movably connected to the second valve seat;

7. The aerosol generating device according to claim 6, wherein the second diaphragm comprises a plurality of connected second diaphragm portions, one ends of the plurality of second diaphragm portions being sequentially arranged along a circumferential edge of the second valve seat;

8. The aerosol generating device of claim 6, wherein the second membrane is of a pleated configuration.

9. The aerosol generating device of any one of claims 1 to 8, wherein the first one-way valve is integrally manufactured with the silicone seal seat; the second one-way valve and the silica gel sealing seat are integrally manufactured.

10. The aerosol generating device according to claim 5, further comprising a sealing member sealingly connected to an end of the oil cup remote from the silicone seal seat, the communication pipe being connected to the sealing member; the suction nozzle comprises a suction nozzle body and a surrounding part, wherein the surrounding part is connected to the circumferential edge of the suction nozzle body, and the surrounding part extends along the direction close to the oil cup; the enclosing part is connected with the oil cup, the suction nozzle body, the enclosing part and the sealing piece are enclosed to form an air collecting cavity, and one end of the atomizing pipe is communicated with the air collecting cavity; and the sealing piece is provided with a steering channel which is communicated with the air outlet channel and the air collection cavity.