CN115721046A - Atomizer and aerosol-generating device - Google Patents

Abstract

The invention provides an atomizer and an aerosol generating device. When the user sucks the aerosol through the air outlet, the negative pressure effect that the suction formed makes the both sides of pneumatic trigger assembly form the air pressure difference, and the pneumatic trigger assembly senses behind the air pressure difference alright trigger atomizing core start atomizing work. Because set up the pneumatic trigger subassembly in the position that closes on the gas outlet, shortened the length of the air flue of intercommunication second cavity with the gas outlet, reduced the resistance to suction of air flue, can show the sensitivity that improves the pneumatic trigger subassembly and is triggered by the suction air current. In addition, the pneumatic trigger assembly is arranged at a position close to the air outlet, so that the pneumatic trigger assembly is prevented from being corroded by atomized liquid or condensate leaked from the bottom of the atomizer, the pneumatic trigger assembly is prevented from being out of order or damaged, and the service life of the pneumatic trigger assembly can be prolonged.

Description

Atomizer and aerosol-generating device

Technical Field

The invention belongs to the technical field of atomization, and particularly relates to an atomizer and an aerosol generating device.

Background

The aerosol generating device generally includes an atomizer and a power supply device electrically connected to the atomizer, and the atomizer is capable of heating and atomizing an atomized liquid stored in the atomizer to form an aerosol under an electric driving action of the power supply device. At present, respond to the air current and start the aerosol generating device of work through miaow head switch, generally set up miaow head switch in power supply unit's bottom to set up the air flue on power supply unit, air flue intercommunication miaow head switch and the gas outlet on the atomizer, the user produces the suction negative pressure and triggers miaow head switch start-up work in the air flue when the gas outlet suction. However, the microphone switch is far away from the air outlet, so that the defects of long air passage and large air passage suction resistance exist, the sensitivity of triggering the microphone switch is easily reduced, even the microphone switch is failed, and the normal starting of the aerosol generating device is influenced.

Disclosure of Invention

Based on the above problems in the prior art, an object of an embodiment of the present invention is to provide an atomizer, so as to solve the problem in the prior art that the microphone switch is far away from the air outlet, which causes the air passage to be long and the air passage to be large in suction resistance, and thus the sensitivity of the microphone switch is easily reduced.

In order to achieve the purpose, the invention adopts the technical scheme that: there is provided a nebulizer, comprising:

the atomizing bomb comprises an atomizing bomb main body, wherein an atomizing cavity and a liquid storage cavity for storing atomized liquid are formed in the atomizing bomb main body, and an air inlet and an air outlet which are respectively communicated with the atomizing cavity are formed in the atomizing bomb main body;

the atomizing core is used for atomizing the atomized liquid to form aerosol, the atomizing core is arranged in the atomizing cavity, and the atomizing bullet main body is also provided with a liquid guide hole which is communicated with the liquid storage cavity and the atomizing cavity; and

the pneumatic trigger assembly is used for triggering the atomizing core to start working when negative pressure is sensed;

the device comprises an atomizing bullet main body and a pneumatic trigger assembly, wherein an induction air cavity is arranged in the atomizing bullet main body and close to an air outlet, the pneumatic trigger assembly is installed in the induction air cavity, a first cavity is formed in one side of the pneumatic trigger assembly, a second cavity is formed in the other side of the pneumatic trigger assembly, and an air passage communicated with the second cavity and the air outlet is formed in the pneumatic trigger assembly.

Further, the gas outlet set up in the top of atomized bullet main part, the inlet port set up in the bottom of atomized bullet main part.

Further, the pneumatic trigger assembly comprises a pneumatic switch and a sealing element arranged in the induction air cavity, a containing groove communicated with the induction air cavity is formed in the sealing element, the pneumatic switch is contained and positioned in the containing groove, the first cavity is defined by the part, outside the sealing element, in the induction air cavity, the second cavity is defined by the part, outside the pneumatic switch, in the containing groove, and the air passage is formed in the sealing element.

Furthermore, a blocking structure used for blocking the pneumatic switch towards the accommodating groove is arranged on the sealing element.

Furthermore, a step groove is formed in the position, close to the air passage, of the sealing element, the notch of the step groove faces the accommodating groove, and the step groove is communicated with the accommodating groove and the air passage respectively; when the pneumatic switch is accommodated in the accommodating groove, the pneumatic switch closes the notch of the step groove to enclose the step groove to form the second cavity.

Further, the pneumatic switch is a microphone switch or an air pressure sensor.

Further, the sealing member is a silicone member or a rubber member.

Furthermore, the main body of the atomizing bomb comprises a shell with a cavity, a suction nozzle arranged on the shell and an atomizing pipe arranged in the shell, wherein the suction nozzle is provided with the gas outlet, the part outside the atomizing pipe inside the cavity of the shell defines a liquid storage cavity, the atomizing pipe is internally provided with the atomizing cavity, and the shell is respectively provided with the induction gas cavity and the gas inlet hole.

Furthermore, an air guide channel for guiding aerosol in the atomizing cavity into the air outlet is further arranged on the atomizing bomb main body, the air guide channel is communicated with the atomizing cavity and the air outlet hole, and the air channel is communicated with the air guide channel; the air guide channel extends in the vertical direction, and the air passage extends in the horizontal direction.

Further, the suction resistance of the air passage is smaller than that of the air inlet hole.

Based on the above problems in the prior art, it is a second object of the embodiments of the present invention to provide an aerosol-generating device having an atomizer according to any of the above aspects.

In order to achieve the purpose, the invention adopts the technical scheme that: there is provided an aerosol-generating device comprising the atomiser provided in any of the above aspects.

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

according to the atomizer and the aerosol generating device in the embodiment of the invention, in the atomizer structure, the induction air cavity is arranged in the atomizing bomb main body and close to the air outlet, the pneumatic trigger assembly is arranged in the induction air cavity, the first chamber and the second chamber are respectively formed on two sides of the pneumatic trigger assembly, the pressure in the first chamber is standard atmospheric pressure, and the second chamber is communicated with the air outlet through the air passage. When the user passes through the gas outlet and sucks aerosol, negative pressure is formed in the second chamber under the negative pressure effect that the suction formed, so that air pressure difference is formed on two sides of the pneumatic trigger assembly, and the pneumatic trigger assembly can trigger the atomizing core to start atomizing work after sensing the air pressure difference. Because set up the pneumatic trigger subassembly in the position that closes on the gas outlet, shortened the length of the air flue of intercommunication second cavity with the gas outlet, reduced the resistance of inhaling of air flue, can show the sensitivity that improves the pneumatic trigger subassembly and is triggered by the suction air current, effectively prevent that the pneumatic trigger subassembly is malfunctioning. In addition, the pneumatic trigger assembly is arranged at a position close to the air outlet, so that the pneumatic trigger assembly is prevented from being corroded by atomized liquid or condensate leaked from the bottom of the atomizer, the pneumatic trigger assembly is prevented from being out of order or damaged, and the service life of the pneumatic trigger assembly can be prolonged.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic cross-sectional structural view of an atomizer provided in an embodiment of the present invention;

FIG. 2 is another schematic cross-sectional view of an atomizer according to an embodiment of the present invention;

FIG. 3 is an exploded view of a pneumatic trigger assembly provided by an embodiment of the present invention;

FIG. 4 is a schematic perspective view of a sealing member according to an embodiment of the present invention;

figure 5 is an exploded view of an aerosol-generating device according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

1-a main body of the cartridge; 11-a housing; 12-a suction nozzle; 13-an atomizing tube; 14-an atomizing chamber; 15-a liquid storage cavity; 16-an air outlet; 17-air intake; 18-a first chamber; 19-an air guide channel; 2-an atomizing core;

3-a pneumatic trigger assembly; 31-a pneumatic switch; 32-a seal; 33-a second chamber; 34-an airway; 35-a containing groove; 36-a withstanding structure; 37-a step groove;

4-a closure; 5-a power supply device; 6-porous restriction.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention 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 merely illustrative of the invention and are not intended to limit the invention.

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

Furthermore, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", "third" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. The meaning of "plurality" is one or more unless specifically limited otherwise.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

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 necessarily 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 to 5, an atomizer according to an embodiment of the present invention will now be described. The atomizer provided by the embodiment of the present invention is suitable for an aerosol generating device, and the aerosol generating device provided by the embodiment of the present invention generally comprises the atomizer and a power supply device 5 electrically connected with the atomizer. When the aerosol generating device is used, the power supply device 5 can provide electric energy for the atomizer, and the atomization core 2 of the atomizer atomizes the atomized liquid stored in the atomizer under the electric driving action to form aerosol which can be sucked by a user.

Referring to fig. 1, fig. 2 and fig. 3, an atomizer according to an embodiment of the present invention includes an atomizing bullet body 1, an atomizing core 2 and a movable trigger assembly 3, wherein the atomizing core 2 is used for atomizing an atomized liquid to form an aerosol. The atomizing core 2 may be, but is not limited to, a metal atomizing device or a ceramic atomizing device capable of atomizing an atomized liquid to form an aerosol. The inside atomizing chamber 14 that is provided with of atomizing bullet main part 1, atomizing core 2 sets up in atomizing chamber 14 for the aerosol that is produced by atomizing core 2 atomizing can be released to in the atomizing chamber 14. The inside stock solution chamber 15 that is used for storing the atomized liquid that still is equipped with of atomizing bullet main part 1 still sets up the drain hole of intercommunication stock solution chamber 15 and atomizing chamber 14 on the atomizing bullet main part 1, and the atomized liquid in the stock solution chamber 15 can be via the atomizing core 2 of drain hole transmission to the atomizing chamber 14 in. The atomizing bomb body 1 is provided with an air outlet 16 and an air inlet 17 respectively, the air outlet 16 and the air inlet 17 are communicated with the atomizing cavity 14 respectively, when a user sucks aerosol through the air outlet 16, under the action of negative pressure formed by suction, outside air is introduced into the atomizing cavity 14 through the air inlet 17, the aerosol in the atomizing cavity 14 is firstly mixed with the air introduced into the atomizing cavity 14, then is introduced into the air outlet 16 together with air flow through the air guide channel 19, and finally flows out of the user through the air outlet 16.

Referring to fig. 1 and 2, an induction air cavity is provided in the main body 1 of the cartomizer near the air outlet 16, the pneumatic trigger assembly 3 is installed in the induction air cavity, and the pneumatic trigger assembly 3 is used for triggering the atomizing core 2 to start atomizing when negative pressure is induced. A first chamber 18 is formed at one side of the pneumatic trigger assembly 3, the pressure in the first chamber 18 is standard atmospheric pressure, a second chamber 33 is formed at the other side of the pneumatic trigger assembly 3, an air passage 34 is formed on the pneumatic trigger assembly 3, and the air passage 34 is communicated with the second chamber 33 and the air outlet 16. When a user sucks aerosol through the air outlet 16, under the action of negative pressure formed by suction, outside air is introduced into the atomizing chamber 14 through the air inlet 17, meanwhile, the second chamber 33 is communicated with the air outlet 16 through the air passage 34, and negative pressure is also formed in the second chamber 33. At this time, since the pressure in the first chamber 18 is the standard atmospheric pressure, an atmospheric pressure difference can be formed at both sides of the pneumatic trigger component 3, and the pneumatic trigger component 3 starts the working state after sensing the atmospheric pressure difference, thereby triggering the atomizing core 2 to start the atomizing work. It should be noted that the pneumatic trigger assembly 3 can trigger the start operation when the value of the air pressure difference formed on the two sides is about-200 pa.

Compared with the prior art, the atomizer provided by the embodiment of the invention has the advantages that the induction air cavity is arranged in the atomizer main body 1 and close to the air outlet 16, the pneumatic trigger assembly 3 is arranged in the induction air cavity, the first chamber 18 and the second chamber 33 are respectively formed on two sides of the pneumatic trigger assembly 3, the pressure in the first chamber 18 is standard atmospheric pressure, and the second chamber 33 is communicated with the air outlet 16 through the air passage 34. When the user sucks the aerosol through the air outlet 16, negative pressure is formed in the second chamber 33 under the negative pressure effect formed by suction, so that air pressure difference is formed on two sides of the pneumatic trigger component 3, and the pneumatic trigger component 3 can trigger the atomizing core 2 to start atomizing after sensing the air pressure difference. Because the pneumatic trigger component 3 is arranged at a position close to the air outlet 16, the length of the air passage 34 for communicating the second chamber 33 with the air outlet 16 is shortened, the suction resistance of the air passage 34 is reduced, the sensitivity of the pneumatic trigger component 3 triggered by the sucked air flow can be obviously improved, and the pneumatic trigger component 3 is effectively prevented from being out of order. In addition, the pneumatic trigger component 3 is arranged at a position close to the air outlet 16, so that the phenomenon that the pneumatic trigger component 3 is corroded by atomized liquid or condensate leaked from the bottom of the atomizer to cause failure or damage of the pneumatic trigger component 3 can be avoided, and the service life of the pneumatic trigger component 3 can be prolonged.

Referring further to fig. 1 and 2, in some embodiments, the air outlet 16 is disposed at the top of the cartomizer body 1, and the air inlet 17 is disposed at the bottom of the cartomizer body 1. Because the gas outlet 16 sets up in the top of atomizing bullet main part 1 to ing sets up pneumatic trigger component 3 in the position that closes on gas outlet 16 on atomizing bullet main part 1, can shorten the distance between pneumatic trigger component 3 and the gas outlet 16 by a wide margin on the one hand, reduces the length of air flue 34, can show improvement pneumatic trigger component 3's sensitivity, and on the other hand can avoid producing the erosion to pneumatic trigger component 3 by the atomized liquid or the condensate that the atomizer bottom leaked. In addition, the air outlet 16 and the pneumatic trigger component 3 are arranged at the top of the main body 1 of the cartomizer, and the air inlet 17 is arranged at the bottom of the main body 1 of the cartomizer, so that the distance between the air inlet 17 and the air outlet 16 is far greater than the distance between the pneumatic trigger component 3 and the air outlet 16, and therefore air in the air passage 34 is preferentially sucked into the air outlet 16 by suction negative pressure, and the improvement of the sensitivity of the pneumatic trigger component 3 is facilitated.

Referring to fig. 1, 2 and 3, in some embodiments, the pneumatic trigger assembly 3 includes a pneumatic switch 31 and a sealing member 32 installed in the induction air cavity, the sealing member 32 is provided with a receiving groove 35 communicated with the induction air cavity, the pneumatic switch 31 is received and positioned in the receiving groove 35, a portion inside the induction air cavity outside the sealing member 32 defines a first cavity 18, a portion inside the receiving groove 35 outside the pneumatic switch 31 defines a second cavity 33, and the sealing member 32 is provided with an air passage 34. In this embodiment, the pneumatic switch 31 is installed in the induction air chamber through the sealing member 32, which enhances the sealing performance of the pneumatic switch 31. The sealing member 32 is provided with a receiving groove 35 communicating with the induction air chamber, and the pneumatic switch 31 is received and positioned in the receiving groove 35, thereby enhancing the stability of installation of the pneumatic switch 31. Moreover, the portion of the inside of the containing groove 35 outside the pneumatic switch 31 defines a second chamber 33, the sealing element 32 is provided with an air passage 34 for communicating the air outlet 16 and the second chamber 33, and under the negative pressure generated by the suction of the user, a part of the air in the second chamber 33 is sucked to the air outlet 16 through the air passage 34, so that the negative pressure is generated in the second chamber 33. At this time, since the pressure inside the first chamber 18 is the standard atmospheric pressure, an atmospheric pressure difference can be formed on both sides of the pneumatic trigger assembly 3, and the pneumatic trigger assembly 3 starts the working state after sensing the atmospheric pressure difference, thereby triggering the atomizing core 2 to start the atomizing operation.

Referring to fig. 3 and 4, in some embodiments, the sealing element 32 is provided with a retaining structure 36 for retaining the pneumatic switch 31 toward the accommodating groove 35, so that the pneumatic switch 31 is prevented from falling off from the notch of the accommodating groove 35 by the retaining structure 36, and the pneumatic switch 31 is prevented from being loosened, thereby further enhancing the stability of the installation of the pneumatic switch 31. It should be noted that the resisting structure 36 may be an inverted buckle, a resisting edge, a resisting convex ring or a resisting block, etc. disposed on the sealing member 32, and the specific structure of the resisting structure 36 may be selected and disposed according to the actual use requirement, which is not limited herein.

Referring further to fig. 1, 2 and 3, in some embodiments, a stepped groove 37 is formed on the sealing member 32 adjacent to the air passage 34, a notch of the stepped groove 37 faces the accommodating groove 35, and the stepped groove 37 is respectively communicated with the accommodating groove 35 and the air passage 34. When the pneumatic switch 31 is accommodated in the accommodating groove 35, the pneumatic switch 31 closes the notch of the stepped groove 37, the pneumatic switch 31 encloses the stepped groove 37 to form the second chamber 33, and when part of air in the second chamber 33 is sucked to the air outlet 16 through the air passage 34, the inside of the second chamber 33 is stepped, so that the negative pressure in the second chamber 33 can be quickly formed, and the sensitivity of the pneumatic switch 31 is improved. It is understood that in some embodiments, the pneumatic switch 31 may be, but is not limited to, a microphone switch or an air pressure sensor, and the sealing member 32 may be, but is not limited to, a silicone member or a rubber member.

Referring to fig. 1, fig. 2 and fig. 5, in some embodiments, the cartomizer body 1 includes a housing 11 having a cavity, a suction nozzle 12 disposed on the housing 11, and an atomizing tube 13 disposed in the housing 11, the suction nozzle 12 has an air outlet 16, a liquid storage cavity 15 is defined by a portion of the cavity of the housing 11 outside the atomizing tube 13, an atomizing cavity 14 is formed inside the atomizing tube 13, and the housing 11 is provided with an air induction cavity and an air inlet 17, respectively. The induction air cavity, the pneumatic trigger component 3 and the suction nozzle 12 are arranged at the top of the shell 11, the air inlet 17 is arranged at the bottom of the shell 11, so that the distance between the air inlet 17 and the air outlet 16 is far greater than the distance between the pneumatic trigger component 3 and the air outlet 16, air in the air passage 34 is preferentially sucked to the air outlet 16 by suction negative pressure, and the improvement of the sensitivity of the pneumatic trigger component 3 is facilitated. In addition, the induction air cavity and the pneumatic trigger assembly 3 are arranged at the top of the shell 11, and the air inlet 17 is arranged at the bottom of the shell 11, so that the pneumatic trigger assembly 3 can be prevented from being corroded by atomized liquid leaked from the bottom air inlet 17 or backflow condensate.

Referring further to fig. 1, 2 and 5, in some embodiments, the main body 1 of the cartomizer is further provided with an air guide channel 19 for guiding the aerosol in the nebulizing chamber 14 to the air outlet 16, the air guide channel 19 communicates with the nebulizing chamber 14 and the air outlet, and the air passage 34 communicates with the air guide channel 19. When the user sucks the aerosol through the air outlet 16, a suction negative pressure can be formed in the air guide channel 19, and the air in the air passage 34 and the aerosol in the atomizing chamber 14 can be sucked to the air outlet 16 under the action of the suction negative pressure, so that the negative pressure can be formed in the second chamber 33 quickly, the response time of the pneumatic trigger assembly 3 is shortened, and the atomizing core of the atomizer can be started to work quickly.

Referring further to fig. 1 and 2, in some embodiments, the air guide channel 19 extends in a vertical direction, and the air passage 34 extends in a horizontal direction, so that the condensate in the air guide channel 19 can be prevented from flowing back to the air passage 34 to corrode the pneumatic trigger assembly 3, thereby ensuring the sensitivity of the pneumatic trigger assembly 3 and prolonging the service life of the pneumatic trigger assembly 3.

Referring to fig. 1 and fig. 2, in some embodiments, the sensing air cavity, the pneumatic trigger assembly 3 and the air outlet 16 are disposed at the top of the main body 1 of the cartomizer, and the air inlet 17 is disposed at the bottom of the main body 1 of the cartomizer, so that the length of the air channel 34 can be greatly reduced, the distance between the air channel 34 and the air outlet 16 can be shortened, the suction resistance of the air channel 34 is smaller than that of the air inlet 17, and thus it can be ensured that the air in the air channel 34 is preferentially sucked to the air outlet 16, which is favorable for achieving the effect of improving the sensitivity of the pneumatic trigger assembly 3 triggered and started by air pressure.

With further reference to fig. 5, in some embodiments, the atomizer further comprises a closure member 4 for closing the air inlet hole 17, and when the atomizer is not needed, the air inlet hole 17 is closed by the closure member 4, so that the atomized liquid and/or the condensed liquid is prevented from leaking through the air inlet hole 17. When the atomizer is required to be used, the closing of the air inlet holes 17 by the closing member 4 is only required to be released. It will be understood that the closure 4 can be a sealing plug inserted in the air intake hole 17, and that the closure 4 can also cover a sealing cover provided at the air intake hole 17.

Referring further to fig. 1, 2 and 5, in some embodiments, the atomizer further comprises a perforated flow restrictor 6 disposed in the reservoir 15. Then, in use of the atomizer, the atomized liquid in the reservoir chamber may be adsorbed and/or stored in the porous flow restriction 6, and the atomized liquid in the porous flow restriction 6 may be transported to the atomizing core in the atomizing chamber 14 via the liquid guide holes. Because the porous structure of porous current-limiting piece 6 has certain lock liquid ability, can tie and store atomizing liquid in porous current-limiting piece 6, and the capillary structure of porous current-limiting piece 6 can slowly evenly transmit the atomizing liquid that adsorbs and/or store to the atomizing core in atomizing chamber 14 through the drain hole, with the liquid supply rate of the atomizing core in limited and slowed down stock solution chamber 15 to atomizing chamber 14, prevent effectively that the atomizing liquid in stock solution chamber 15 directly flows into atomizing chamber 14 through the drain hole, thereby effectively reduce the weeping risk.

Referring to fig. 1 and 2, in some embodiments, the porous flow-limiting member 6 fills the liquid storage cavity 15, and the porous flow-limiting member 6 covers the liquid guiding hole, so as to increase the flow resistance of the atomized liquid in the liquid storage cavity 15 to the atomization cavity 14 through the liquid guiding hole, thereby enhancing the effect of preventing leakage.

Referring to fig. 1, fig. 2 and fig. 5, in some embodiments, the multi-hole flow limiting member 6 is in a cylindrical shape, the multi-hole flow limiting member is axially provided with a sleeve hole 7 in a penetrating manner, and the atomizing tube 13 is inserted into the sleeve hole 7 of the multi-hole flow limiting member 6, so that on one hand, uniformity and stability of atomized liquid transmission by the multi-hole flow limiting member 6 are enhanced, and on the other hand, an anti-leakage effect is improved. It will be appreciated that in some embodiments, the porous flow restrictor is at least one of porous cotton, porous sponge, porous glass fiber, porous ceramic, and porous graphite.

Referring to fig. 5, an aerosol generating device according to an embodiment of the present invention includes an atomizer provided in any of the above embodiments, and a power supply device 5 for supplying power to the atomizer. Since the aerosol-generating device has all the technical features of the atomizer provided in any of the embodiments described above, it has the same technical effects as the atomizer described above.

The above description is intended to be illustrative of the preferred embodiment of the present invention and should not be taken as limiting the invention, but rather, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.

Claims (11)

1. An atomizer, comprising:

the atomizing bomb comprises an atomizing bomb main body, wherein an atomizing cavity and a liquid storage cavity for storing atomized liquid are formed in the atomizing bomb main body, and an air inlet and an air outlet which are respectively communicated with the atomizing cavity are formed in the atomizing bomb main body;

the atomizing core is used for atomizing the atomized liquid to form aerosol, the atomizing core is arranged in the atomizing cavity, and the atomizing bullet main body is also provided with a liquid guide hole which is communicated with the liquid storage cavity and the atomizing cavity; and

the pneumatic trigger assembly is used for triggering the atomizing core to start working when negative pressure is sensed;

the inside of the atomizing bullet main body is provided with an induction air cavity at a position close to the air outlet, the pneumatic trigger assembly is installed in the induction air cavity, a first chamber is formed on one side of the pneumatic trigger assembly, a second chamber is formed on the other side of the pneumatic trigger assembly, and the pneumatic trigger assembly is provided with an air passage communicated with the second chamber and the air outlet.

2. The nebulizer of claim 1, wherein the air outlet is disposed at a top of the cartomizer body and the air inlet is disposed at a bottom of the cartomizer body.

3. The atomizer of claim 1, wherein said pneumatic trigger assembly comprises a pneumatic switch and a sealing member mounted in said sensing air chamber, said sealing member having a receiving chamber communicating with said sensing air chamber, said pneumatic switch being received and positioned in said receiving chamber, a portion of the interior of said sensing air chamber exterior to said sealing member defining said first chamber, a portion of the interior of said receiving chamber exterior to said pneumatic switch defining said second chamber, said sealing member having said air passageway.

4. The nebulizer of claim 3, wherein the sealing member is provided with a retaining structure for retaining the pneumatic switch toward the container.

5. The atomizer according to claim 3, wherein a stepped groove is formed in said sealing member adjacent to said air passage, a notch of said stepped groove faces said receiving groove, and said stepped groove is respectively communicated with said receiving groove and said air passage; when the pneumatic switch is accommodated in the accommodating groove, the pneumatic switch closes the notch of the step groove to enclose the step groove to form the second chamber.

6. A nebulizer as claimed in claim 3, wherein the pneumatic switch is a microphone switch or an air pressure sensor.

7. A nebulizer as claimed in claim 3, wherein the seal is a silicone or rubber member.

8. The atomizer of claim 1, wherein said cartomizer body comprises a housing having a cavity, a suction nozzle disposed on said housing, and an atomizing tube disposed in said housing, said suction nozzle having said air outlet, a portion of the interior of said cavity of said housing outside said atomizing tube defining said reservoir, said atomizing tube having said atomizing chamber formed therein, said housing having said sensing air chamber and said air inlet respectively disposed thereon.

9. The nebulizer of claim 1, wherein the cartomizer body further comprises an air guide channel for guiding the aerosol in the nebulizing chamber to the air outlet, the air guide channel communicating the nebulizing chamber with the air outlet, the air channel communicating with the air guide channel; the air guide channel extends in the vertical direction, and the air passage extends in the horizontal direction.

10. A nebulizer as claimed in any one of claims 1 to 9, wherein the resistance to draw of the air passage is less than the resistance to draw of the air inlet.

11. An aerosol-generating device comprising a nebulizer as claimed in any one of claims 1 to 10.

Images