CN113197349A

CN113197349A - Aerosol generating device

Info

Publication number: CN113197349A
Application number: CN202110579458.7A
Authority: CN
Inventors: 刘荣东; 廖振龙
Original assignee: Shenzhen Woody Vapes Technology Co Ltd
Current assignee: Shenzhen Woody Vapes Technology Co Ltd
Priority date: 2021-05-26
Filing date: 2021-05-26
Publication date: 2021-08-03

Abstract

The invention discloses an aerosol generating device, comprising a heating component and an atomizing component; the heating assembly comprises a heater, a first storage cavity is arranged in the heating assembly, the heater is accommodated in the first storage cavity, the heating assembly is also provided with an opening and a second aerosol inlet, the second aerosol inlet is communicated with the opening, the opening is communicated with the first storage cavity and is used for discharging first aerosol, and the second aerosol inlet is arranged above the heater; the atomization assembly comprises an atomizer, an atomization cavity communicated with the atomizer is arranged in the atomization assembly, the atomization cavity is provided with a second aerosol outlet, and the second aerosol is stored in the atomization cavity and then is discharged out of the atomization assembly from the second aerosol outlet; heating element and atomization component set up along aerosol generating device's axial direction is range upon range of, and the second aerosol export is linked together with the second aerosol entry, and the second aerosol loops through second aerosol export and second aerosol entry, is discharged by the opening, can obtain the aerosol of better taste.

Description

Aerosol generating device

Technical Field

The present invention relates to the field of aerosol generation technology, and more particularly, to an aerosol generating device.

Background

Mix formula aerosol and generate device and include heating element and atomizing subassembly, heating element is used for heating solid aerosol and generates substrate and produce first aerosol, and atomizing subassembly is used for atomizing liquid aerosol and generates substrate and produce second aerosol, and first aerosol and second aerosol are inhaled by the user after mixing, can obtain the comprehensive taste that has solid aerosol and liquid aerosol and generate substrate concurrently.

In the prior art, the second aerosol typically enters the solid aerosol-generating substrate and is heated by the heating assembly together with the solid aerosol-generating substrate to produce a mixed aerosol of the first aerosol and the second aerosol, however, the second aerosol may carbonize or pyrolyze after being heated to produce a bitter taste, which affects the taste of the mixed aerosol.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provide an aerosol generating device which avoids bitter taste and influences on the taste of the aerosol.

In order to achieve the purpose, the technical scheme of the invention is as follows:

an aerosol-generating device comprising a heating assembly and an atomizing assembly;

the heating assembly comprises a heater for heating a solid aerosol generating substrate to generate a first aerosol, a first storage cavity for storing the solid aerosol generating substrate is arranged in the heating assembly, the heater is accommodated in the first storage cavity, the heating assembly is further provided with an opening and a second aerosol inlet, the second aerosol inlet is communicated with the opening, the opening is communicated with the first storage cavity, the heater and the opening are respectively arranged at two opposite ends of the heating assembly, the opening is used for discharging the first aerosol, and the second aerosol inlet is arranged above the heater;

the atomization assembly comprises an atomizer used for atomizing a liquid aerosol generating substrate to generate a second aerosol, an atomization cavity communicated with the atomizer is arranged in the atomization assembly, a second aerosol outlet is arranged in the atomization cavity, and the second aerosol is stored in the atomization cavity and then is discharged out of the atomization assembly from the second aerosol outlet;

the heating assembly and the atomization assembly are stacked along the axial direction of the aerosol generating device, the second aerosol outlet is communicated with the second aerosol inlet, and the second aerosol sequentially passes through the second aerosol outlet and the second aerosol inlet and is discharged from the opening.

The embodiment of the invention has the following beneficial effects:

according to the embodiment of the invention, by arranging the heating assembly and the atomizing assembly, the mixed aerosol of the first aerosol of the solid aerosol generating substrate and the second aerosol of the liquid aerosol generating substrate can be obtained, so that the mouth feel is better; set up in the top of heater through making the second aerosol entry for the second aerosol that gets into by the second aerosol entry is avoided being heated by the heater, thereby avoids carbonization or pyrolysis and produces the bitter taste, influences the taste by opening exhaust mixed aerosol.

Drawings

In order to more clearly illustrate the embodiments of the present invention 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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Wherein:

figure 1 is a schematic cross-sectional view of an aerosol-generating device according to an embodiment of the invention, taken from a viewing angle.

Figure 2 is a schematic cross-sectional view of the aerosol-generating device of figure 1 from another viewing angle.

Figure 3 is a schematic cross-sectional view of a partially constructed atomizing assembly of the aerosol-generating device of figure 1, from a viewing angle.

Figure 4 is a schematic cross-sectional view of part of the aerosol-generating device of figure 1, from a viewing angle, after mounting of a solid aerosol-generating substrate.

Figure 5 is a schematic diagram of an exploded structure of the aerosol-generating device shown in figure 1.

Figure 6 is a schematic view of the aerosol-generating device of figure 1 after the atomizing assembly has been mounted to the second housing.

Figure 7 is a schematic diagram of the heating assembly in the aerosol-generating device of figure 1.

Figure 8 is a schematic view of the heating assembly and solid aerosol-generating substrate of figure 7 assembled.

Figure 9 is a schematic view of the mounting in the aerosol-generating device of figure 1 to a second outer housing.

Fig. 10 is a schematic view of the end face of the mount shown in fig. 9.

Figure 11 is a schematic view of the configuration of the bottom end face of the atomizing assembly in the aerosol-generating device shown in figure 1.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4 and 7, an aerosol-generating device is disclosed comprising a heating assembly 10 and an atomizing assembly 20; the heating assembly 10 comprises a heater 11 for heating the solid aerosol generating substrate 30 to generate a first aerosol, a first storage chamber 12 for storing the solid aerosol generating substrate 30 is arranged in the heating assembly 10, the heater 11 is accommodated in the first storage chamber 12, the heating assembly 10 is further provided with an opening 13 and a second aerosol inlet 14, the second aerosol inlet 14 is communicated with the opening 13, the opening 13 is communicated with the first storage chamber 12, the heater 11 and the opening 13 are respectively arranged at two opposite ends of the heating assembly 10, the opening 13 is used for discharging the first aerosol, and the second aerosol inlet 14 is arranged above the heater 11; the atomizing assembly 20 comprises an atomizer 21 for atomizing the liquid aerosol-generating substrate to generate a second aerosol, an atomizing chamber 22 communicating with the atomizer 21 is provided in the atomizing assembly 20, the atomizing chamber 22 is provided with a second aerosol outlet 251, the second aerosol is stored in the atomizing chamber 22 and then is discharged from the atomizing assembly 20 through the second aerosol outlet 251; the heating assembly 10 and the atomizing assembly 20 are stacked along the axial direction of the aerosol generating device, the second aerosol outlet 251 is communicated with the second aerosol inlet 14, and the second aerosol passes through the second aerosol outlet 251 and the second aerosol inlet 14 in sequence and is discharged from the opening 13. By arranging the heating assembly 10 and the atomizing assembly 20, a mixed aerosol of a first aerosol of the solid aerosol-generating substrate 30 and a second aerosol of the liquid aerosol-generating substrate can be obtained, and the mouth feel is better; by arranging the second aerosol inlet 14 above the heater 11, the second aerosol entering through the second aerosol inlet 14 is prevented from being heated by the heater 11, thereby preventing the generation of bitter taste due to carbonization or pyrolysis, which affects the taste of the mixed aerosol discharged from the opening 13.

Further, referring to fig. 1 to 6, in a specific embodiment, a groove 24 for accommodating the heater 11 is disposed at an end of the atomizing assembly 20 close to the heating assembly 10, and the heater 11 is accommodated in the groove 24, that is, a side wall 241 of the groove 24 surrounds the heater 11, on one hand, a height of the heating assembly 10 and the atomizing assembly 20 stacked is reduced, and on the other hand, the side wall 241 of the groove 24 has a heat insulation or cooling function, so as to prevent the temperature of the heater 11 from being transmitted to an outer shell of the aerosol generating device. Specifically, referring to fig. 1 to 4, in the present embodiment, the depth of the groove 24 is approximately equal to the height of the heater 11, and the top end of the groove 24 is flush with the upper end of the heater 11, so as to better insulate or cool the heater 11.

Further, referring to fig. 1, 4 and 6, in a specific embodiment, the top end of the side wall 241 of the groove 24 is provided with a second aerosol outlet 251, and since the top end of the side wall 241 of the groove 24 is close to or flush with the upper end of the heat generator 11, the second aerosol outlet 251 can be closer to the second aerosol inlet 14, so that the second aerosol discharged from the second aerosol outlet 251 of the atomizing assembly 20 can pass through the second aerosol inlet 14.

Further, referring to figures 1, 4 and 6, in one embodiment, the atomizing assembly 20 further comprises a second storage chamber 23 for storing a liquid aerosol-generating substrate, the second storage chamber 23 being in communication with the atomizer 21, the second storage chamber 23, the atomizer 21 and the atomizing chamber 22 being disposed below the recess 24; the top end of the side wall 241 of the groove 24 is further provided with a first air inlet 252 for allowing the external air to enter the atomizing assembly 20, the first air inlet 252 is communicated with the atomizing chamber 22, the side wall 241 of the groove 24 is further provided with a first air flow passage 253 for communicating the first air inlet 252 with the atomizing chamber 22 and a second air flow passage 254 for communicating the atomizing chamber 22 with the second aerosol outlet 251, referring to fig. 4, arrows in fig. 4 show the flow direction of the air flow in the atomizing assembly 20, the external air enters the atomizing assembly 20 from the first air inlet 252, reaches the atomizing chamber 22 along the first air flow passage 253, and then exits the atomizing assembly 20 from the second aerosol outlet 251 through the second air flow passage 254, the first air flow passage 253, the atomizing chamber 22 and the second air flow passage 254 constitute a U-shaped air flow passage of the atomizing assembly 20, on one hand, the U-shaped air flow passage is more straight, which can increase the suction resistance and improve the suction experience, on the other hand, the U-shaped air flow passage is located on the side wall 241 of the groove 24, i.e., around the heater 11, the flow of the air flow can provide a better cooling of the heater 11.

Further, referring to fig. 2, in a specific embodiment, a second air inlet 261 communicated with the outside air is provided on an end surface of the atomizing assembly 20 facing away from the heating assembly 10, an air outlet 262 communicated with the second air inlet 261 is provided at a bottom of the recess 24 of the atomizing assembly 20, the air outlet 262 is communicated with the first storage chamber 12, a third air flow channel 263 communicated with the second air inlet 261 and the air outlet 262 is provided in the atomizing assembly 20, and the third air flow channel 263 and the first storage chamber 12 constitute an air flow channel of the heating assembly 10. The external air flowing out from the air outlet 262 at the bottom of the recess 24 can enter the first storage chamber 12 from the bottom of the heater 11, and drives the first aerosol to be discharged from the opening 13. The bottom of the groove 24 is closest to the bottom of the heater 11, and the groove 24 wraps the heater 11, so that better air tightness can be provided, and the suction taste is improved.

Further, with reference to figure 4, the central region of the base of the recess 24 is raised such that, after the solid aerosol-generating substrate 30 has been filled into the heating assembly 10, the raised portion contacts the base of the solid aerosol-generating substrate 30 and the periphery of the raised portion forms a region through which airflow can pass, facilitating airflow into the solid aerosol-generating substrate 30 without the need for a separate air channel structure. Referring to fig. 2 in particular, air outlets 262 are provided at the junction of the bottom and side walls of the recess 24.

In the above embodiments, the air inlet end of the first aerosol flow channel and the second aerosol flow channel are both disposed in the atomizing assembly 20, so that they do not need to be separately disposed, and the volume of the aerosol generating device is further reduced.

In a specific embodiment, referring to fig. 3, 6 and 7, the sidewall 241 of the groove 24 is provided with a first electrical connector 271 for providing electrical connection to the heater 11, the sidewall of the heater 11 is provided with a second electrical connector 15 electrically connected to the first electrical connector 271, and the first electrical connector 271 and the second electrical connector 15 are respectively provided on the adjacent sidewalls of the groove 24 and the heater 11, so as to avoid increasing the height of the stack of the heating assembly 10 and the atomizing assembly 20, and to enable the volume of the aerosol generating device to be more miniaturized.

In this embodiment, further referring to fig. 6 and 7, the first electrical connector 271 is an elastic electrical connection pin, and the second electrical connector 15 is an electrical connection sheet, and when the heater 11 is installed in the cavity 24, the elastic electrical connection pin is electrically connected to the electrical connection sheet.

Further, referring to fig. 11, a third electrical connector 272 electrically connected to the first electrical connector 271 and a fourth electrical connector 273 electrically connected to the atomizer 21 are disposed on an end surface of the atomizing assembly 20 facing away from the heating assembly 10, so that the end surface of the atomizing assembly 20 provides electrical connection for both the atomizer 21 and the heater 11 of the heating assembly 10 located above the atomizing assembly 20, and the electrical connection layout is optimized, thereby further making the aerosol generating device smaller in size.

The atomizer 21 may be an ultrasonic atomizer, an electromagnetic heating atomizer, a jet atomizer, a compression atomizer, or a resistance heating atomizer, etc.

Ultrasonic atomizer is through turning into ultrasonic energy with the electric energy, ultrasonic energy can be at ordinary temperature liquid aerosol generation matrix atomizing into small fog grain, obtain second aerosol, adopt ultrasonic atomizer to have following advantage, firstly, ultrasonic atomizer can generate the matrix atomizing with the liquid aerosol of various different compositions, enlarge the liquid aerosol that is suitable for and generate the matrix scope, secondly, avoid heating liquid aerosol and generate the matrix and make second aerosol have the bitter, thirdly, after second aerosol and the first aerosol of ordinary temperature mix, can effectively reduce the temperature of first aerosol, promote the taste, fourthly, because second aerosol is not heated by heating element 10, have better wettability, further promote the taste.

The electromagnetic heating mode of the electromagnetic heating atomizer has long service life because the coil basically cannot generate heat, the heat is gathered in the heating body, the heat is fully utilized, and basically no heat is lost; and an internal heating mode is adopted, molecules in the heating body directly induce magnetic energy to generate heat, the temperature distribution of the heating body is uniform, and the phenomenon that the second aerosol is carbonized or pyrolyzed due to local overheating to generate bitter taste is avoided.

The spray atomizer or the compression atomizer forms high-speed airflow by utilizing air or compressed air through a fine nozzle according to a Venturi spray principle, the generated negative pressure drives the liquid aerosol generating substrate to spray onto an obstacle, liquid drops splash to the periphery under high-speed impact to change into mist particles, and bitter taste caused by carbonization or pyrolysis of second aerosol can be avoided.

Atomizer 21 may also be a resistance heated atomizer which is more susceptible to localized overheating, carbonization or pyrolysis of the liquid aerosol-generating substrate and to bitter taste in the aerosol than other atomizers described above.

In this specific embodiment, atomizer 21 is the ultrasonic atomization ware to can atomize various liquid aerosol generation substrates under normal atmospheric temperature, not only enlarge the liquid aerosol generation substrate scope that is suitable for, avoid heating moreover to make liquid aerosol generate the bitter taste that the substrate carbonization or pyrolysis brought, and mix with first aerosol after, can fully cool down and wet first aerosol, promote the taste of the mixed aerosol who obtains.

Further, referring to fig. 1 to 4, the ultrasonic atomizer is an ultrasonic oscillating sheet with nano-pores, the ultrasonic oscillating sheet is spaced by the second storage chamber 23 and the atomizing chamber 22, the liquid aerosol generating substrate in the second storage chamber 23 is atomized into the second aerosol at the ultrasonic oscillating sheet, the second aerosol enters the atomizing chamber 22 through the nano-pores, on one hand, the ultrasonic oscillating sheet has the nano-pores, the liquid aerosol generating substrate is not allowed to pass through, the liquid aerosol generating substrate is not leaked when the atomizer 21 does not work, on the other hand, the ultrasonic oscillating sheet is sheet-shaped and small in size, so that the atomizer 21 is more miniaturized, and more spaces can be provided for containing the liquid aerosol generating substrate. In this embodiment, below the groove 24 are an atomizing chamber 22, an ultrasonic oscillating plate and a second storage chamber 23 in this order.

In a specific embodiment, referring to fig. 1, 9 and 10, the aerosol-generating device further comprises a mounting member 40, the mounting member 40 is provided with a fifth electrical connector 41 electrically connected to the third electrical connector 272 and a sixth electrical connector 42 electrically connected to the fourth electrical connector 273, the atomizing assembly 20 is mounted on the mounting member 40, the fifth electrical connector 41 is electrically connected to the third electrical connector 272, the sixth electrical connector 42 is electrically connected to the fourth electrical connector 273, the heater 11 is mounted in the recess 24, and the first electrical connector 271 is electrically connected to the second electrical connector 15. In this embodiment, further, the third electrical connector 272 and the fourth electrical connector 273 are both electrical connection pads, and the fifth electrical connector 41 and the sixth electrical connector 42 are both elastic electrical connectors. The number of the first electrical connector 271, the second electrical connector 15, the third electrical connector 272, the fourth electrical connector 273, the fifth electrical connector 41, and the sixth electrical connector 42 is 2, respectively, positive and negative. In a specific embodiment, referring to fig. 2, the mounting member 40 is further provided with an air pressure sensor 43, the air pressure sensor 43 is communicated with the second air inlet 261, in this specific embodiment, the air pressure sensor 43 is arranged below the second air inlet 261, referring to fig. 2 and 10, specifically, an end surface of the mounting member 40 facing the atomizing assembly 20 is provided with a mounting hole 431 for mounting the air pressure sensor 43, the mounting hole 431 is communicated with the second air inlet 261, the air pressure sensor 43 is mounted in the mounting hole 431, and when the external air enters the second air inlet 261, the air pressure change can be detected by the air pressure sensor 43. Of course, the air pressure sensor 43 can be installed at any position of the air flow channel of the atomizing assembly 20 and the air flow channel of the heating assembly 10. The air pressure sensor 43 is used to detect a suction action, which may be used as a detection signal of whether the atomizer 21 and/or the heater 11 are operating. In one embodiment, the nebulizer 21 is activated when the air pressure sensor 43 detects a pumping action, and the nebulizer 21 is deactivated when the air pressure sensor 43 does not detect a pumping action.

Referring to fig. 2 and 10, an engagement portion 432 protruding toward the atomizing assembly 20 is provided around the mounting hole 431, and when the atomizing assembly 20 is assembled, the engagement portion 432 is engaged with the second air inlet 261 of the end surface of the atomizing assembly 20, thereby providing a foolproof effect.

Further, referring to fig. 1, a side of the mounting member 40 facing away from the atomizing assembly 20 mounts various electrical components, such as a battery 51, a circuit board 52, a charging interface 53, an indicator light 54, and the like.

Referring to fig. 1, in the present embodiment, the number of the circuit boards 52 is 2, which are a first circuit board 521 transversely disposed below the mounting member 40 and a second circuit board 522 transversely disposed below the battery 51, the battery 51 is located between the first circuit board 521 and the second circuit board 522, the first circuit board 521 and the second circuit board 522 are electrically connected through a conductive wire 523 disposed at a side of the battery 51, and the first circuit board 521 is mainly used for providing electrical connectors with the atomizing assembly 20 and the heating assembly 10 in a horizontal plane. The end of the aerosol generating device is provided with a charging interface 53, an indicator light 54, an indicator light guide 55, and the like, and the second circuit board 522 is mainly used for electrically connecting the charging interface 53 and the indicator light 54.

In an embodiment, referring to fig. 1 to 4, the heating assembly 10 further includes a suction nozzle 16 disposed at the opening 13, the suction nozzle 16 is provided with a vent 161 communicated with the second aerosol inlet 14, and the second aerosol flowing out from the inlet enters the suction nozzle 16 through the vent 161 to be mixed with the first aerosol.

Further, the suction nozzle 16 can rotate or move up and down relative to the opening 13, so that the air hole 161 is opposite to or staggered with the second aerosol inlet 14, when the air hole 161 is staggered with the second aerosol inlet 14, the second aerosol inlet 14 is closed, and therefore, the suction nozzle 16 rotating or moving up and down relative to the opening 13 also has the function of closing or opening the second aerosol inlet 14.

In this particular embodiment, with reference to figures 1 and 4, the mouthpiece 16 is moved up and down relative to the opening 13, the air-permeable aperture 161 is provided at the end of the mouthpiece 16 remote from the puff, the solid aerosol-generating substrate 30 is mounted to the first storage chamber 12 from the bottom of the heater 11, and the solid aerosol-generating substrate 30 pushes the mouthpiece 16 out of the opening 13 for puffing, with the air-permeable aperture 161 facing the second aerosol inlet 14 so that the second aerosol mixes with the first aerosol inside the mouthpiece 16. The solid aerosol-generating substrate 30 is removed and the mouthpiece 16 is retracted within the first storage chamber 12, reducing the length dimension of the aerosol-generating device for storage.

Preferably, the mouthpiece 16 has a filtering function.

Preferably, a positioning structure is provided on the mouthpiece 16 such that the air vents 161 are aligned with the second aerosol inlet 14.

Of course, the mouthpiece 16 may not be provided, and in this case the solid aerosol-generating substrate 30 comprises an aerosol-generating substrate segment and a filter segment connected in series, and in use the solid aerosol-generating substrate 30 is inserted into the first storage chamber 12 through the opening 13, the aerosol-generating substrate segment is mounted to the heater 11 portion, and the filter segment extends through the opening 13 for inhalation by a user. The air holes 161 can be arranged in the filtering section, and the number of the air holes 161 is 1, 2 or more than 2, and can be arranged at will.

Preferably, the solid aerosol-generating substrate 30 further comprises a cooling section disposed between the aerosol-generating substrate section and the filter section, the cooling section being generally hollow for mixing the first aerosol and the second aerosol to obtain a mixed aerosol, and for storing and cooling the mixed aerosol, in which case the gas permeable apertures 161 are preferably disposed in the cooling section.

In an embodiment, referring to fig. 1 to 4 and 7, the heating assembly 10 includes a first outer casing 17, and a heater 11 and a heater fixing bracket 18 disposed in the first outer casing 17, wherein the heater 11 is fixedly connected to the first outer casing 17 through the heater fixing bracket 18, so that the heating assembly 10 can be assembled or disassembled as a whole to facilitate assembling and disassembling the solid aerosol-generating substrate 30.

Further, in the present embodiment, referring to fig. 7, a first accommodating chamber 19 accommodating a side wall 241 of the recess 24 of the atomizing assembly 20 is provided between the first outer case 17 and the heater 11.

Further, in this embodiment, the heater 11 is a peripheral heater for heating the solid aerosol-generating substrate 30 around the solid aerosol-generating substrate 30, and is cup-shaped, the space inside the heater 11 forms the first storage chamber 12 for storing the solid aerosol-generating substrate 30, the heater fixing support 18 comprises a support portion 181 and a hollow sleeve portion 182, the sleeve portion 182 is disposed at a middle position of the support portion 181 and protrudes away from the outlet 13, the support portion 181 is fixedly connected with the first outer housing 17, the heater 11 is fixed in the sleeve portion 182, and the space between the sleeve portion 182 and the first outer housing 17 forms the first accommodating chamber 19 for accommodating the side wall 241 of the groove 24 of the atomizing assembly 20. One end of the first outer shell 17 is provided with an opening 13, a suction nozzle 16 which can move up and down relative to the opening 13 is arranged at the opening 13, one end of the suction nozzle 16 extends out of the opening 13 for suction, the other end of the suction nozzle 16 extends into the first storage cavity 12, one end of the suction nozzle 16, which is far away from the opening 13, is provided with an air vent 161, the supporting part 181 is provided with a second aerosol inlet 14 which is positioned above the heater 11, when suction is performed, the heating component 10 is detached, the solid aerosol generating substrate 30 is loaded into the first storage cavity 12 from the bottom of the heating component 10, the solid aerosol generating substrate 30 pushes the suction nozzle 16 to move upwards to extend out of the opening 13 for suction, and simultaneously the air vent is opposite to the second aerosol inlet 14, the air flow channel of the second aerosol is conducted, when suction is finished, the heating component 10 is detached, the solid aerosol generating substrate 30 is taken out from the bottom of the heating component 10, at this time, the suction nozzle 16 slides down to be hidden in the first outer housing 17.

Of course, the heater 11 may be an internal heater inserted into the solid aerosol-generating substrate 30 for heating, and the external heater or the internal heater may be an electric resistance heater, an eddy current heating heater, or the like. The current of the resistive heater flows directly through the heater itself. In the eddy current heating type heater, an induction coil is required to be provided on the periphery of a heater, an alternating current flows in the induction coil, the induction coil generates a changing magnetic field, and the heater is not electrically connected to a power supply, but induces a change in the magnetic field to generate an eddy current, thereby generating heat. Of course, the heater 11 may be any other heater known in the art.

In this embodiment, referring to fig. 1 and 2, the end of the first outer case 17 near the opening 13 is further provided with a decoration 171.

Further, referring to fig. 1 to 11, in this embodiment, the aerosol-generating device further includes a second housing 50 having a hollow interior, the mounting member 40 is mounted in the second housing 50, the second housing 50 divides a space in the second housing into a second accommodating chamber 56 located above the mounting member 40 and a third accommodating chamber 57 located below the mounting member 40, the lower end of the atomizing assembly 20 is mounted in the second accommodating chamber 56, the electrical connectors at the bottom of the atomizing assembly 20 are electrically connected to the electrical connectors above the mounting member 40, the electrical components, such as the battery 51, the circuit board 52, the charging interface 53, and the indicator 54, are mounted in the third accommodating chamber 57, the first housing 17 and the second housing 50 are connected to form an outer housing of the aerosol-generating device, and the atomizing assembly 20 is accommodated in the outer housing.

The atomizing assembly 20 can be installed, removed, or replaced as a unit.

In a specific embodiment, a first locking structure is disposed between the atomizing assembly 20 and the heating assembly 10 to tightly couple the atomizing assembly 20 and the heating assembly 10 to prevent loosening, and referring to fig. 5, in this specific embodiment, the first locking structure is preferably a mutually matching engaging structure 60, and the engaging structures 60 are respectively disposed on the outer side of the sidewall 241 of the groove 24 and the inner side of the first outer housing 17. The engaging structure 60 is also used for mounting and aligning the heating assembly 10 and the atomizing assembly 20, so that the electrical connectors of the heating assembly 10 and the atomizing assembly 20 can contact each other to achieve electrical connection.

In one embodiment, a second locking structure is provided between the atomizing assembly 20 and the mounting member 40 to tightly fix the atomizing assembly 20 to the mounting member 40 and prevent poor electrical connection, and referring to fig. 10 and 11, in this embodiment, the second locking structure is preferably a magnetic member 44 that attracts each other and is disposed on the bottom end surface of the atomizing assembly 20 and the end surface of the mounting member 40, respectively. The number of the magnetic attraction pieces 44 attracting each other is at least 1, and may be 2, 3, 4, 5, or 6, and may be set arbitrarily. In this embodiment, the number of the magnetic members 44 is 4.

Referring to fig. 10, in the present embodiment, on the end surface of the mounting member 40, there are provided an engaging portion 432, 2 sixth electrical connectors 42, 2 fifth electrical connectors 41, and 4 magnetic attraction members 44, in order to facilitate the installation and alignment between the atomizing assembly 20 and the mounting member 40, the 4 magnetic attraction members 44 are symmetrically distributed about the central axis of the aerosol generating device, the 2 sixth electrical connectors 42 and the 2 fifth electrical connectors 41 are disposed on a symmetry axis, the outer 2 sixth electrical connectors 42 are electrically connected to the atomizer respectively, the inner 2 fifth electrical connectors 41 are electrically connected to the heating assembly 10 respectively, and the engaging portion 432 is disposed on a symmetry axis perpendicular to the symmetry axis where the sixth electrical connectors 42 and the fifth electrical connectors are located, so that the layout is reasonable, and the end surface space of the mounting member 40 is fully utilized. In this embodiment, the sixth electrical connector 42 and the fifth electrical connector 41 are elastic electrical connectors, respectively, which have a restoring force toward the atomizing assembly 20 when the atomizing assembly 20 presses the sixth electrical connector 42 and the fifth electrical connector 41 downward to assemble with the mounting member 40, thereby enabling a tighter electrical connection with the atomizing assembly 20.

Referring to fig. 11, in the present embodiment, on the end surface of the atomizing assembly 20, another 4 magnetic attraction members 44 are disposed corresponding to the 4 magnetic attraction members 44 on the end surface of the mounting member 40, and also 2 fourth electrical connectors 273 corresponding to the 2 sixth electrical connectors 42 are disposed, and 2 third electrical connectors 272 corresponding to the 2 fifth electrical connectors 41 are disposed, and the connection line of the third electrical connector 272 is routed along the outer surface of the atomizing assembly 20 and then electrically connected to the first electrical connector 271 disposed in the side wall 241 of the groove 24. In this embodiment, the third electrical connector 272 and the fourth electrical connector 273 are both electrical connection tabs that provide a larger surface area than the contact area of the resilient electrical connector.

Of course, any other arrangement may be used, for example, in one embodiment, the end surfaces of mounting member 40 are configured to allow the atomizing assembly 20 to be mated 180 ° in a front-to-back manner during assembly with mounting member 40.

In a specific embodiment, 2 sixth electrical connectors 42 and 2 fifth electrical connectors 41 are disposed on a symmetry axis X1, and 2 sixth electrical connectors 42 are symmetrically disposed about a center of the symmetry axis X1, 2 fifth electrical connectors 41 are symmetrically disposed about a center of the symmetry axis X1, the number of the engaging portions 432 is set to 2, the number of the corresponding air pressure sensors 43 and the second air inlets 261 is also 2, 2 engaging portions 432 are disposed on another symmetry axis X2 perpendicular to the symmetry axis X1, and 2 engaging portions 432 are symmetrically disposed about a center of the symmetry axis X2, and 4 magnetic attraction pieces 44 are disposed at an included angle of 45 ° between the symmetry axes X1 and X2, respectively.

In another embodiment, the 2 sixth electrical connectors 42 and the 2 fifth electrical connectors 41 on the end surface of the mounting member 40 can also be as shown in fig. 10, the fourth electrical connector 273 and the third electrical connector 272 on the end surface of the atomizing assembly 20 can also be as shown in fig. 11, and the air pressure sensor 43 and the second air inlet 261 can be arranged as in the previous embodiment, so that the atomizing assembly can be plugged in a forward and reverse direction. Specifically, referring to fig. 10, a fifth electrical connector 41 is disposed at the center of the end surface, another fifth electrical connector 41 is disposed at one side of the center of the end surface, sixth electrical connectors 42 are disposed at two sides of the fifth electrical connector 41 respectively and are symmetrical about a symmetry axis X1, for the end surface of the atomizing assembly 20, a third electrical connector 272 is disposed at the center of the end surface, another third electrical connector 272 is disposed to surround a semi-arc electrical connector of the third electrical connector 272 located at the center of the end surface, and fourth electrical connectors 273 are disposed at two sides of the third electrical connector 272 respectively and are symmetrical about the symmetry axis X1, when the front and the back are plugged, the fifth electrical connector 41 is electrically connected to two ends of the semi-arc third electrical connector 272 respectively.

In the embodiment of positive and negative pluggable, preferably will set up to four in the magnetism piece 44 of an end face, be "ten" style of calligraphy and distribute, and adjacent magnetism piece 44 is inhaled opposite polarity, when rotatory 90, the magnetic piece polarity that inhales that pairings each other is the same, repel each other, atomizing component 20 and installed part 40 can't assemble together, when rotatory 180, the magnetic piece polarity that pairings each other is opposite, attract each other, make atomizing component 20 and installed part 40 combine together, this kind of arrangement mode of magnetism piece 44, can make the grafting between atomizing component 20 and the installed part 40 only can 180 positive and negative grafting, be equivalent to the design of preventing slow-witted, make and use more convenient. The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. An aerosol-generating device comprising a heating assembly and an atomizing assembly;

2. An aerosol-generating device according to claim 1, wherein the end of the atomizing assembly adjacent the heating assembly is provided with a recess for receiving the heat generator.

3. An aerosol-generating device according to claim 2, wherein the top end of the side wall of the recess is provided with the second aerosol outlet.

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

a second storage cavity for storing the liquid aerosol generating substrate is further arranged in the atomization assembly, the second storage cavity is communicated with the atomizer, and the second storage cavity, the atomizer and the atomization cavity are all arranged below the groove;

the top end of the side wall of the groove is also provided with a first air inlet through which outside air enters the atomizing assembly, and the first air inlet is communicated with the atomizing cavity;

and a first air flow channel communicated with the first air inlet and the atomizing cavity and a second air flow channel communicated with the atomizing cavity and the second aerosol outlet are further arranged in the side wall of the groove, and the first air flow channel, the atomizing cavity and the second air flow channel form a U-shaped air flow channel of the atomizing assembly.

5. An aerosol-generating device according to claim 4, wherein the atomizing assembly has a second air inlet communicating with the outside air on an end surface facing away from the heating assembly, the bottom of the recess has an air outlet communicating with the second air inlet, the air outlet communicates with the first storage chamber, the atomizing assembly has a third air flow passage communicating with the second air inlet and the air outlet, and the third air flow passage and the first storage chamber form the air flow passage of the heating assembly;

the middle region of the bottom of the groove is convex.

6. An aerosol-generating device according to any of claims 2 to 5, wherein the side walls of the recess are provided with a first electrical connector for providing an electrical connection to the heater, the side walls of the heater are provided with a second electrical connector for electrically connecting with the first electrical connector, the heater is mounted within the recess, and the first electrical connector is electrically connected with the second electrical connector.

7. An aerosol-generating device according to claim 6, wherein an end face of the atomizing assembly facing away from the heating assembly is provided with a third electrical connector electrically connected to the first electrical connector and a fourth electrical connector electrically connected to the atomizer.

8. An aerosol-generating device according to claim 7, further comprising a mounting member on which is disposed a fifth electrical connector in electrical connection with the third electrical connector and a sixth electrical connector in electrical connection with the fourth electrical connector, the atomizing assembly being mounted on the mounting member, the fifth electrical connector being in electrical connection with the third electrical connector and the sixth electrical connector being in electrical connection with the fourth electrical connector.

9. An aerosol-generating device according to claim 8 in which the side of the mount facing away from the atomizing assembly has electrical components mounted thereto.

10. An aerosol-generating device according to any one of claims 7 to 9, wherein the heating assembly further comprises a suction nozzle disposed at the opening, the suction nozzle being provided with air vents communicating with the second aerosol inlet, the second aerosol flowing from the second aerosol inlet passing through the air vents into the suction nozzle to mix with the first aerosol.

11. An aerosol-generating device according to claim 9, wherein the mouthpiece is rotatable or moveable up and down relative to the opening such that the air vent is aligned with or misaligned with the inlet.

12. An aerosol-generating device according to claim 11, wherein the heating assembly comprises a first outer housing, the first storage chamber is disposed in the first outer housing, the first outer housing is provided with the opening, the first outer housing is fixedly connected to the heater, and a first accommodating chamber for accommodating a sidewall of the groove is disposed between the first outer housing and the heater;

the atomizing device comprises a mounting piece, a second shell and an electrical element, wherein the mounting piece is mounted in the second shell, the mounting piece divides the space in the second shell into a second accommodating cavity located above the mounting piece and a third accommodating cavity located below the mounting piece, the lower end of the atomizing assembly is mounted in the second accommodating cavity, and the electrical element is mounted in the third accommodating cavity;

the first outer housing and the second outer housing are connected to form an outer housing of the aerosol-generating device.

13. An aerosol-generating device according to claim 12, wherein a first locking structure is provided between the atomizing assembly and the heating assembly to hold the atomizing assembly and the heating assembly together;

and a second locking structure is arranged between the atomizing assembly and the mounting piece, so that the atomizing assembly and the mounting piece are combined together.