CN116138512A - Double-microphone control device and aerosol generating device with same - Google Patents

Abstract

The invention provides a double-microphone control device and an aerosol generating device with the same, wherein the double-microphone control device comprises: the first microphone assembly comprises a first circuit board and a first microphone, at least one first air inlet communicated with the first microphone is arranged on the housing, a first sliding cover capable of sliding is also arranged on the housing, and after the first sliding cover slides relative to the housing, the first sliding cover is enabled to close all or open at least one first air inlet; the second microphone assembly comprises a second microphone electrically connected with the first circuit board, a second air inlet communicated with the second microphone is further formed in the housing, a second sliding cover capable of sliding is further arranged on the housing, and after the second sliding cover slides relative to the housing, the second sliding cover is enabled to close or open the second air inlet. According to the invention, the two microphones are arranged to meet different requirements of gas paths and microphone sensitivity, so that the service life of the aerosol generating device is prolonged, and the use cost is saved.

Description

Double-microphone control device and aerosol generating device with same

Technical Field

The invention relates to the technical field of electronic atomization, in particular to a double-microphone control device and an aerosol generating device with the same.

Background

The aerosol generating device can heat aerosol base materials and atomize and generate aerosol, the current aerosol generating device mainly comprises an atomizer and an atomizer for supplying power, and the atomizer generally comprises a liquid storage bin for storing liquid base materials, a vent pipe arranged in the liquid storage bin and used for guiding air outwards, and an atomization core arranged in the vent pipe and communicated with the liquid storage bin to heat and atomize the liquid base materials.

When the aerosol generating device works, the microphone in the main machine is used for sensing the change of air flow generated during suction, the air flow circulates the microphone to generate vibration so as to switch on a circuit, and then the atomizer is controlled to perform heating atomization work after a signal is fed back to the control panel; in addition, even if the microphone is arranged at a position which is not easy to be permeated by condensate, the microphone is easy to be damaged due to various other reasons after being used for a long time, so that the service life of the aerosol generating device is relatively short.

Secondly, the charging interfaces of the existing aerosol generating device are all of an exposed open design, and the charging function of the product is damaged due to the fact that ash is easy to enter and water is easy to enter.

In addition, the air inlet hole designed at the bottom of the main machine is only one or a plurality of air inlet holes which do not have the function of regulating air, so that the suction resistance of the aerosol generating device during operation is not adjustable.

Disclosure of Invention

The invention aims at the defects of the prior art, and provides a double-microphone control device and an aerosol generating device with the same, by arranging two microphones, different air paths and microphone sensitivity requirements are met, and meanwhile, after one microphone is bad, the other microphone can be normally used, so that the service life of the aerosol generating device is prolonged, and the use cost is saved.

In order to solve the above-mentioned technical problem, the present invention provides a dual-microphone control device, which is installed in a housing of an aerosol generating device, and is characterized in that the dual-microphone control device includes:

the first microphone assembly comprises a first circuit board arranged in the housing and a first microphone electrically connected with the first circuit board, one side or the top of the housing is provided with at least one first air inlet hole communicated with the first microphone, the housing is also provided with a first sliding cover which can slide, and after the first sliding cover slides relative to the housing, the first sliding cover is enabled to seal all or open at least one first air inlet hole;

the second microphone assembly comprises a second microphone which is arranged on the shell and is electrically connected with the first circuit board, one side or the bottom of the shell is also provided with at least one second air inlet hole which is communicated with the second microphone, the shell is also provided with a second sliding cover which can slide, and after the second sliding cover slides relative to the shell, the second sliding cover is enabled to be closed or opened.

Further, the second microphone assembly further comprises a power switch arranged on the shell, and the power switch is respectively electrically connected with the first circuit board and the second microphone and used for controlling the power on-off of the second microphone.

Further, the second sliding cover is located at the outer side of the power switch, and a toggle handle which is clamped with the second sliding cover is arranged on the power switch so as to simultaneously operate the second sliding cover and the toggle handle in a sliding mode.

Further, the second microphone assembly further comprises a second circuit board arranged in the shell and a microphone cover detachably arranged outside the shell, the second circuit board is respectively and electrically connected with the first circuit board, the power switch and the second microphone, the second microphone is arranged on the microphone cover, and a through hole communicated with the second air inlet hole and the second microphone is formed in the microphone cover; and after the second sliding cover slides relative to the housing, the second sliding cover is closed or opened with the through hole.

Further, at least two conductive elastic needles extending to the inner side of the microphone cover are arranged on the second circuit board, and at least two conductive copper sheets in one-to-one corresponding abutting connection with the conductive elastic needles are arranged on the surface of the second microphone.

Further, a liquid absorbing member or a sealing member for separating the internal space from the power switch is also arranged on the shell.

Further, a charging interface positioned at the top of the housing is arranged on the first circuit board, the charging interface and the first air inlet are respectively arranged at two ends of the sliding stroke of the first sliding cover, and after the first sliding cover slides relative to the housing, the first sliding cover is enabled to seal the charging interface and open all the first air inlets, or the first sliding cover is enabled to open the charging interface and seal all the first air inlets.

Further, a fixing table is arranged on the top protrusion in the shell, the first circuit board is fixed on the fixing table through a fixing piece, and a gas flow channel which is communicated with the first microphone and at least one first air inlet hole is arranged on the fixing piece; a sliding groove is formed in the top end of the shell, and a buckle which is clamped with the sliding groove is arranged on the first sliding cover; and the inner side of the first sliding cover, which is close to the shell, is sleeved with a sealing ring.

Further, a central hole communicated with the gas flow channel is formed in the center of the first microphone, and a sealing piece extending inwards to the bottom of the first microphone is arranged on the inner side surface of the first sliding cover; when the first sliding cover closes or opens the first air inlet hole, the sealing piece simultaneously closes or opens the central hole.

Further, at least one pressure relief hole positioned below the first sliding cover is further formed in the top of the shell, one end of the pressure relief hole is communicated with one end of the first microphone, and the first air inlet hole is communicated with the other end of the first microphone.

In a second aspect, the invention also provides an aerosol generating device comprising a dual microphone control apparatus according to any of the first aspects.

Further, the aerosol generating device further comprises a battery arranged in the shell and a heating atomization device for heating the liquid matrix to form aerosol, the first circuit board is respectively and electrically connected with the battery and the heating atomization device, a suction nozzle communicated with one end of the heating atomization device is arranged at the top of the shell, and the other end of the heating atomization device is communicated with the first air inlet hole and the second air inlet hole.

Further, the heating and atomizing device comprises a liquid storage bin, a liquid storage part which is arranged in the liquid storage bin and is used for storing liquid matrix, an air duct which is arranged in the liquid storage part and an atomizing core which is arranged in the air duct; the air guide pipe is provided with an air guide hole for guiding the liquid matrix in the liquid storage piece into the atomization core; one end of the air duct is communicated with the suction nozzle, and the other end of the air duct is communicated with the first air inlet and the second air inlet.

Further, a liquid absorbing piece positioned below the suction nozzle is arranged at one end, close to the suction nozzle, of the liquid storage bin.

The invention has the following beneficial effects:

in the invention, two microphones and matched air inlets are arranged in the shell, so that different microphones can be flexibly used according to different air paths, suction resistances or sensitivity requirements, and even the two microphones and related air paths are used together; in addition, after one of the microphones is bad, the other microphone and the corresponding air inlet hole can be used for realizing air inlet and induction work, so that the service life of the aerosol generating device is prolonged, and the use cost is saved; and when the second microphone is in short circuit or forced conduction and self-starting due to condensate infiltration, the power switch is used for disconnecting a connecting circuit between the second microphone and the circuit board, so that the problem of false starting can be effectively prevented.

Secondly, the first microphone and the first air inlet hole are arranged at the top of the shell, so that the liquid inlet of the first microphone can be prevented, the problem of damage caused by liquid leakage in the using and transporting processes of products is solved, the user experience is improved, and the number of the opened first air inlet holes can be controlled by utilizing the sliding of the first sliding cover, so that the air regulating effect and the suction resistance can be adjusted; the second microphone at the bottom is also arranged to be of a detachable structure, and the microphone assembly can be conveniently taken out to be replaced after the second microphone is damaged, so that the service life of the aerosol generating device is further prolonged.

In addition, the charging interface is also arranged at the top of the shell, and the charging interface and the first air inlet are respectively arranged at two ends of the sliding stroke of the first sliding cover, so that in the process that the first sliding cover slides back and forth in the sliding stroke range of the first sliding cover, when the first sliding cover slides to the upper part of the charging interface and seals the charging interface, the first air inlet at the other end is completely opened, the product damage caused by ash inlet water at the charging interface can be avoided by utilizing the sealing effect of the first sliding cover, and when the first sliding cover slides to the upper part of the first air inlet and seals all the first air inlet, the charging interface at the other end is just opened, and when the first sliding cover is opened for charging, the first air inlet is sealed, so that the use during charging is avoided, and the first microphone is prevented from being worn by aerosol when the first microphone component is not used; and the structure is more simplified while the functions are rich by matching with the air regulating function of the first sliding cover.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic view of a first slide cover of an aerosol-generating device according to an embodiment in an open state;

FIG. 2 is an exploded schematic view of an aerosol generating device according to an embodiment;

FIG. 3 is a cross-sectional view of an aerosol-generating device according to an embodiment in which both the first and second sliding covers are open;

FIG. 4 is a cross-sectional view of A-A of FIG. 3;

FIG. 5 is a schematic view of the first slider of the aerosol-generating device in a closed state according to the embodiment;

FIG. 6 is a cross-sectional view of an embodiment of an aerosol-generating device with a second slider open and a first slider closed;

FIG. 7 is a cross-sectional view of an aerosol-generating device according to an embodiment in which a second slider is closed and a first slider is opened;

FIG. 8 is an exploded view of another embodiment of an aerosol-generating device with a second circuit board;

fig. 9 is a cross-sectional view of another embodiment of the aerosol-generating device provided with a second circuit board;

FIG. 10 is a side cross-sectional view of the card slot of FIG. 9;

FIG. 11 is a side cross-sectional view of FIG. 9 at a second inlet aperture;

FIG. 12 is a schematic view of the second microphone of FIG. 8;

FIG. 13 is a cross-sectional view of another embodiment of an aerosol-generating device having a closure member disposed on a first slider;

FIG. 14 is a side cross-sectional view of the corresponding closure of FIG. 13;

fig. 15 is a schematic view of a first sliding cover with a sealing member according to another embodiment.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

It should be understood that the terms "comprises" and "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

It is also to be understood that the terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be further understood that the term "and/or" as used in the present specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.

Example 1

As shown in fig. 1 to 7, an aerosol generating device in this embodiment includes a housing 1, a battery 9, a dual-microphone control device and a heating atomizer, wherein the dual-microphone control device is used for controlling whether the heating atomizer works or not, the heating atomizer is used for storing and heating a liquid substrate to form an aerosol for a user to inhale, and the battery 9 is arranged in the housing 1 and is used for supplying power to the dual-microphone control device and the heating atomizer; the double-microphone control device comprises a first microphone assembly and a second microphone assembly.

The first microphone assembly comprises a first circuit board 2 arranged at the top of the inner side of the shell 1 and a first microphone 3 arranged on the first circuit board 2, the first circuit board 2 is respectively and electrically connected with the first microphone 3, a battery 9 and the heating atomization device, at least one first air inlet 4 communicated with the first microphone 3 is arranged at the top of the shell 1, so that the first microphone is used for detecting the flow of air flow flowing in from the first air inlet, namely negative pressure is generated in the shell 1 when the aerosol generating device performs suction operation, air flow flows in the first air inlet 4 at the moment, the first microphone 3 detects feedback signals after sensing the air flow, the first circuit board 2 controls the heating atomization device to operate, and the stored liquid matrix is heated and atomized into aerosol for a user to suck; it will be appreciated that in this embodiment, there are three first air intake holes, and the first air intake holes are arranged in order from side to side.

In the above-mentioned, with first miaow head and first inlet port all set up in the top of shell, not only can prevent first miaow head feed liquor, solve the damage problem that the product caused because of the weeping in use and transportation.

Preferably, the top surface of the housing 1 is further provided with a first sliding cover 5 in a sliding manner, and after the first sliding cover 5 slides relative to the housing 1, the first sliding cover 5 is enabled to close all or open at least one first air inlet hole 4, that is, the first sliding cover can close all the first air inlet holes 4 after sliding, so as to limit the use of the aerosol generating device, play a role of a child lock, and also can only open one first air inlet hole, two first air inlet holes or all the first air inlet holes 4 in the sliding process, so that the number of the first air inlet holes which are opened is controlled by the sliding of the first sliding cover 5, thereby realizing the air regulating effect and the adjustment of suction resistance.

Preferably, the top end of the housing 1 is provided with two parallel elongated sliding grooves 11, and the first sliding cover 5 is provided with a buckle 51 engaged with the sliding grooves 11, so that the first sliding cover 5 slides back and forth within the range of the sliding grooves 11, thereby limiting the sliding stroke of the first sliding cover 5.

Preferably, a sealing ring 52 is sleeved on the inner side of the first sliding cover 5, which is close to the housing 1, so as to seal the first air inlet 4 and improve the sliding friction force of the first sliding cover 5, i.e. a certain close fit force is provided between the first sliding cover 5 and the housing 1, so that the hand feeling during sliding operation is good.

In this embodiment, the control device further includes a charging interface 6 electrically connected to the first circuit board 2 and disposed at the top of the housing 1, where the charging interface 6 is used to connect to an external power source, so as to charge the battery 9 in the housing 1, and the charging interface 6 and the first air inlet 4 are disposed at two ends of a sliding stroke of the first sliding cover 5, that is, the first sliding cover 5 can cover over the first air inlet 4 or over the charging interface 6 when sliding back and forth, that is, after the first sliding cover 5 slides relative to the housing 1, the first sliding cover 5 can close the charging interface 6 and open all the first air inlets 4, or the first sliding cover 5 opens the charging interface 6 and closes all the first air inlets 4; in this structure, in the process that the first sliding cover 5 slides back and forth in the sliding stroke range, when the first sliding cover 5 slides to the upper side of the charging interface 6 and seals the charging interface 6, the first air inlet hole 4 at the other end is fully opened, product damage caused by ash inlet water entering at the charging interface 6 can be avoided by utilizing the sealing effect of the first sliding cover 5, and when the first sliding cover 5 slides to the upper side of the first air inlet hole 4 and seals all the first air inlet holes 4, the charging interface 6 at the other end is just opened, so that when the first sliding cover 5 is opened for charging, the first air inlet hole 4 can be sealed, and the aerosol generating device is avoided being used during charging, so that the first sliding cover also has the air regulating effect when being used as a charging cover, and has a more simplified structure while having rich functions.

Preferably, the top of the inner side of the housing 1 is provided with a downward extending fixing table 12 in a protruding manner, the first circuit board 2 is tightly fixed on the fixing table 12 through a fixing piece 7, the fixing piece 7 is wrapped on the periphery of the charging interface 6, the fixing piece 7 is provided with a gas flow channel 71 communicated with the first microphone 3 and at least one first air inlet hole 4, namely, the gas flow channel 71 can be communicated with only one first air inlet hole, the size of the first microphone 3 is prevented from limiting the air inlet size of a plurality of first air inlet holes, the first air inlet holes can be used as pressure release holes at the same time, the other first air inlet holes 4 which are not communicated with the gas flow channel 71 are used as air inlet only, the opening and closing of the first air inlet holes and the pressure release holes are controlled by the first sliding cover 5, the first air inlet holes 4 are communicated with one end of the first microphone 3, the pressure release holes are communicated with the other end of the first microphone, when the device is not used, the device is conveniently sealed, the dustproof and waterproof effect is achieved, the corresponding air holes required by opening the device can be conveniently realized when the device is used, the waterproof design of the charging interface is realized, and the dustproof effect can be better.

In an embodiment, as shown in fig. 13 to 15, the center of the first microphone 3 is provided with a central hole 31 communicating with the gas flow channel 71, the inner side surface of the first sliding cover 5 is provided with a sealing piece 53 extending inwards to the bottom of the first microphone 3, the sealing piece 53 slides along with the sliding of the first sliding cover 5, and the sealing piece 53 closes or opens the central hole 31 in the sliding process, so that when the first air inlet hole and the pressure release hole are closed by the first sliding cover 5, the central hole 31 of the first microphone 3 is just closed after the sealing piece 53 slides, so that the first microphone is prevented from being gradually eroded by tobacco, condensate, aerosol and the like when the first microphone assembly is not used; and when the first slider 5 opens the first air intake hole, the closing piece 53 releases the closure of the center hole 31.

In an embodiment, the second microphone assembly includes a second microphone 100 disposed at the bottom of the housing 1 and electrically connected to the first circuit board 2, at least one second air inlet hole 101 is further disposed at the bottom of the housing 1 and is communicated with the second microphone 100, and a second sliding cover 102 is further disposed at the bottom of the housing 1, where after the second sliding cover 102 slides relative to the housing 1, the second sliding cover 102 closes or opens the second air inlet hole 101; the second microphone component is matched with the first microphone component for use, so that different microphones can be flexibly used according to different air paths, suction resistances or sensitivity requirements, and even two microphones and related air paths are used together; in addition, after one of the microphones is bad, the other microphone and the corresponding air inlet hole can be used for realizing air inlet and induction work, so that the service life of the aerosol generating device is prolonged, and the use cost is saved; it will be appreciated that in order to avoid the first and second microphones 3, 100 colliding with each other, the first and second microphones 3, 100 are arranged in parallel in the circuit, i.e. either one microphone alone or both microphones are used simultaneously.

In this embodiment, the second microphone assembly further includes a power switch 103 disposed on the housing 1, where the power switch 103 is electrically connected to the first circuit board 2 and the second microphone 100 respectively, so as to control on-off of the power supply of the second microphone 100, and when the second microphone 100 is self-started due to short circuit or forced conduction caused by condensate penetration, the power switch is used to disconnect a connection circuit between the second microphone and the first circuit board, so that the problem of false start can be effectively prevented.

In this embodiment, the second sliding cover 102 is located at the outer side of the power switch 103, the power switch 103 is provided with a toggle handle 104 that is engaged with the second sliding cover 102, the purpose of controlling the on-off of the power switch 103 is achieved by operating the toggle handle 104, and the second sliding cover 102 and the toggle handle 104 are simultaneously operated in a sliding manner by using the engaging connection structure; when the second sliding cover 102 slides to the position for closing the second air inlet hole 101, the toggle handle 104 synchronously slides to the position for switching off the power supply, so that the power supply can be switched off while the second air inlet hole is closed, the operation is simple and reliable, and when the second sliding cover 102 reversely slides to the position for opening the second air inlet hole 101, the toggle handle synchronously and reversely slides to the position for switching on the power supply.

Preferably, as shown in fig. 2 and 3, the housing 1 is further provided with a liquid sucking member 19 for separating the inner space from the power switch 103, for sucking the condensate leaking to the bottom inside the housing 1.

Preferably, as shown in fig. 4, the housing 1 is further provided with a pressure release hole 111, and the second sliding cover 102 closes the pressure release hole 111 when closing the second air inlet hole 101, and opens the pressure release hole 111 when opening the second air inlet hole.

In another embodiment, as shown in fig. 8-12, the second microphone assembly further includes a second circuit board 105 disposed in the housing 1 and a microphone cover 106 detachably disposed at the bottom of the housing 1, the second circuit board 105 is electrically connected to the first circuit board 2, the power switch 103 and the second microphone 100, respectively, the second microphone 100 is disposed on the microphone cover 106, so that the second microphone 100 can be detached from the housing 1 together with the microphone cover 106, forming a detachable structural design, and the microphone cover 106 is provided with a via hole 107 communicating with the second air inlet hole 101 and the second microphone 100; after the second sliding cover 102 slides relative to the housing 1, the second sliding cover 102 closes or opens the through hole 107; of course, a plurality of buckles 51 can be arranged on the periphery of the microphone cover 106, a containing groove 120 for containing the microphone cover 106 is concavely arranged at the bottom of the shell 1, and a plurality of clamping grooves 121 which are in one-to-one corresponding clamping with the buckles 51 are arranged on the wall surface of the containing groove 120, so that a detachable structural design is formed between the microphone cover 106 and the shell 1, a second microphone at the bottom is arranged into a detachable structure, and a microphone assembly can be conveniently taken out for replacement after the second microphone is damaged, so that the service life of the aerosol generating device is further prolonged; of course, the second circuit board 105 may also be directly electrically connected to the heating atomizer.

Preferably, in order to realize the detachable design and the electrical connection design of the second microphone 100, at least two conductive pins 108 extending to the inner side of the microphone housing 106 are provided on the second circuit board 105, which can be respectively used as a positive electrode pin, a negative electrode pin, a signal pin, etc., at least two conductive copper sheets 109 in one-to-one correspondence with the conductive pins 108 are provided on the surface of the second microphone 100, and when the microphone housing 106 and the second microphone 100 are assembled in the accommodating groove 120, the conductive copper sheets 109 in one-to-one correspondence with the conductive pins 108 and compress the conductive pins 108 inwards, so as to form a reliable electrical connection structure.

In an embodiment, in order to realize dismantling of the microphone cover and the second microphone, when the second sliding cover moves to the position of opening the air channel and the second air inlet hole, the second sliding cover is far away from the microphone cover, the limit of the microphone cover can be relieved, at the moment, the microphone cover is pressed towards the conductive elastic needle along the first direction which is vertical upwards, then the microphone cover is moved along the second direction which is horizontal to the left and the right, the locking of the clamping groove and the clamping buckle can be relieved, and the microphone cover and the second microphone are taken out.

Preferably, the housing 1 is further provided with a sealing member 110 for separating the inner space from the power switch 103, so as to prevent condensate leaking to the bottom inside the housing 1 from entering the power switch 103 to cause damage.

Preferably, as shown in fig. 11, the microphone cover 106 is further provided with a pressure release hole 111, and the second sliding cover 102 closes the pressure release hole 111 when closing the second air inlet hole 101, and opens the pressure release hole 111 when opening the second air inlet hole.

In this embodiment, the top of the housing 1 is provided with a suction nozzle 13 that is communicated with one end of the heating atomization device, so that aerosol generated by heating atomization flows out from the suction nozzle 13, and the other end of the heating atomization device is communicated with the first air inlet hole 4 and the second air inlet hole 101, so as to achieve the purpose of air intake, and the aerosol is carried out from the suction nozzle 13.

In this embodiment, the heating and atomizing device includes a liquid storage bin, a liquid storage part 14 disposed in the liquid storage bin and used for storing a liquid matrix, an air duct 15 penetrating through the liquid storage part 14 up and down, and an atomizing core disposed in the air duct 15, wherein the atomizing core is electrically connected with the first circuit board 2 and/or the second circuit board 105; the air duct 15 is provided with an air duct 151 for guiding the liquid matrix in the liquid storage part 14 into the atomizing core; one end of the air duct 15 is communicated with the suction nozzle 13, and the other end is communicated with the first air inlet hole 4 and the second air inlet hole 101; and as shown in fig. 3 and 4, the second air inlet hole 101 is closer to the air inlet end of the air duct 15 than the first air inlet hole 4, so that the second microphone assembly can respond more quickly when being used for working; of course, when the first microphone assembly and the second microphone assembly are used simultaneously, the airflow is smoother, the response is more sensitive, and the two air paths can be converged together in the shell, so that the airflow smoothly flows into the air duct 15, and due to convergence of the airflow, possible airflow noise can be reduced when the single microphone assembly is used.

Preferably, the liquid storage bin comprises a hollow liquid storage pipe 16, a first sealing element 17 and a second sealing element 18 which are arranged at two ends of the liquid storage pipe 16 for sealing, and two ends of the air duct 15 are respectively fixed on the first sealing element 17 and the second sealing element 18; a liquid suction member 19 is provided on the outer side of the first sealing member 17 below the suction nozzle 13 for absorbing condensate flowing down from the suction nozzle 13.

Preferably, the atomizing core includes a liquid guiding member 20 and a heating member 21 disposed on an outer surface or inside of the liquid guiding member 20, the liquid guiding member 20 is used for sucking the liquid matrix conducted in the liquid guiding hole 151, and the heating member 21 is used for heating and atomizing the liquid matrix in the liquid guiding member 20; the material of the liquid guiding member 20 may be cotton, fiber, porous ceramic, porous glass, etc., and the heating member 21 may be a heating wire, a heating net, a heating film, etc. In this embodiment, the liquid guiding member 20 is a hollow column-shaped cotton column, the heating member 21 is disposed on the inner surface of the liquid guiding member 20, so that the atomizing core is formed into a column-shaped atomizing core, and in order to connect the heating member 21 with the first circuit board 2 and/or the second circuit board 105, the heating member 21 is provided with conductive pins 22; of course, the liquid guide piece can also adopt a blocky cotton piece, the bottom of the cotton piece is connected with the top end of the liquid guide piece or is positioned in the liquid guide piece, the heating piece is arranged on the surface of the cotton piece, and a gap which is communicated up and down is reserved between the cotton piece and the vent pipe, so that air can conveniently pass through.

In other embodiments, the seal ring, the first seal member, and the second seal member are all made of silicone.

While the invention has been described with reference to certain embodiments, it will be understood by those skilled in the art that various changes and substitutions of equivalents may be made without departing from the spirit and scope of the invention; therefore, the protection scope of the invention is subject to the protection scope of the claims.

Claims (10)

1. A dual-microphone control apparatus mounted in a housing of an aerosol generating device, the dual-microphone control apparatus comprising:

the first microphone assembly comprises a first circuit board arranged in the housing and a first microphone electrically connected with the first circuit board, one side or the top of the housing is provided with at least one first air inlet hole communicated with the first microphone, the housing is also provided with a first sliding cover which can slide, and after the first sliding cover slides relative to the housing, the first sliding cover is enabled to seal all or open at least one first air inlet hole;

the second microphone assembly comprises a second microphone which is arranged on the shell and is electrically connected with the first circuit board, one side or the bottom of the shell is also provided with at least one second air inlet hole which is communicated with the second microphone, the shell is also provided with a second sliding cover which can slide, and after the second sliding cover slides relative to the shell, the second sliding cover is enabled to be closed or opened.

2. The dual-microphone control of claim 1, wherein the second microphone assembly further comprises a power switch disposed on the housing, the power switch being electrically connected to the first circuit board and the second microphone, respectively, for controlling the on-off of the power supply to the second microphone.

3. The double-microphone control device according to claim 2, wherein the second sliding cover is located at the outer side of the power switch, and a toggle handle which is engaged with the second sliding cover is arranged on the power switch so as to simultaneously slide and operate the second sliding cover and the toggle handle.

4. The double microphone control apparatus of claim 3, wherein the second microphone assembly further comprises a second circuit board disposed in the housing and a microphone cover detachably disposed outside the housing, the second circuit board is electrically connected with the first circuit board, the power switch and the second microphone respectively, the second microphone is disposed on the microphone cover, and a via hole communicating with the second air inlet hole and the second microphone is disposed on the microphone cover; and after the second sliding cover slides relative to the housing, the second sliding cover is closed or opened with the through hole.

5. The double microphone control apparatus of claim 4 wherein the second circuit board is provided with at least two conductive pins extending to the inner side of the microphone cover, and the surface of the second microphone is provided with at least two conductive copper sheets in one-to-one abutting connection with the conductive pins.

6. A dual microphone control as defined by claim 2 wherein the housing is further provided with a wicking member or seal for separating the interior space from the power switch.

7. The device according to any one of claims 1 to 6, wherein a charging interface is disposed on the first circuit board and is located at the top of the housing, the charging interface and the first air inlet are respectively disposed at two ends of a sliding stroke of the first sliding cover, and after the first sliding cover slides relative to the housing, the first sliding cover is made to close the charging interface and open all the first air inlets, or the first sliding cover is made to open the charging interface and close all the first air inlets.

8. The double microphone control apparatus as defined in claim 7, wherein a fixing table is provided on a top protrusion in the housing, the first circuit board is fixed to the fixing table by a fixing member, and a gas flow passage communicating the first microphone and at least one first gas inlet hole is provided on the fixing member; a sliding groove is formed in the top end of the shell, and a buckle which is clamped with the sliding groove is arranged on the first sliding cover; and the inner side of the first sliding cover, which is close to the shell, is sleeved with a sealing ring.

9. The double microphone control apparatus of claim 8 wherein the center of the first microphone is provided with a center hole communicating with the gas flow passage, and the inner side surface of the first slider is provided with a sealing member extending inward to the bottom of the first microphone; when the first sliding cover closes or opens the first air inlet hole, the sealing piece simultaneously closes or opens the central hole.

10. An aerosol generating device comprising a dual microphone control apparatus according to any of claims 1 to 9.

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