WO2024207151A1 - 电子烟 - Google Patents

电子烟 Download PDF

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Publication number
WO2024207151A1
WO2024207151A1 PCT/CN2023/085987 CN2023085987W WO2024207151A1 WO 2024207151 A1 WO2024207151 A1 WO 2024207151A1 CN 2023085987 W CN2023085987 W CN 2023085987W WO 2024207151 A1 WO2024207151 A1 WO 2024207151A1
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WO
WIPO (PCT)
Prior art keywords
sound hole
circuit board
shell
chip
mems
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2023/085987
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English (en)
French (fr)
Inventor
李晋阳
方涛
张睿
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AAC Technologies Holdings Shenzhen Co Ltd
Original Assignee
AAC Acoustic Technologies Shenzhen Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by AAC Acoustic Technologies Shenzhen Co Ltd filed Critical AAC Acoustic Technologies Shenzhen Co Ltd
Priority to PCT/CN2023/085987 priority Critical patent/WO2024207151A1/zh
Priority to US18/399,722 priority patent/US20240327202A1/en
Publication of WO2024207151A1 publication Critical patent/WO2024207151A1/zh
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/50—Control or monitoring
    • A24F40/51—Arrangement of sensors
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/10—Devices using liquid inhalable precursors
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B81—MICROSTRUCTURAL TECHNOLOGY
    • B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
    • B81B7/00—Microstructural systems ; Auxiliary parts of microstructural devices or systems
    • B81B7/0032—Packages or encapsulation
    • B81B7/0061—Packages or encapsulation suitable for fluid transfer from the MEMS out of the package or vice versa, e.g. transfer of liquid, gas, sound
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/14—Mounting supporting structure in casing or on frame or rack
    • H05K7/1422—Printed circuit boards receptacles, e.g. stacked structures, electronic circuit modules or box like frames
    • H05K7/1427—Housings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B81—MICROSTRUCTURAL TECHNOLOGY
    • B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
    • B81B2201/00—Specific applications of microelectromechanical systems
    • B81B2201/02—Sensors
    • B81B2201/0257—Microphones or microspeakers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B81—MICROSTRUCTURAL TECHNOLOGY
    • B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
    • B81B2203/00—Basic microelectromechanical structures
    • B81B2203/01—Suspended structures, i.e. structures allowing a movement
    • B81B2203/0127—Diaphragms, i.e. structures separating two media that can control the passage from one medium to another; Membranes, i.e. diaphragms with filtering function
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B81—MICROSTRUCTURAL TECHNOLOGY
    • B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
    • B81B2207/00—Microstructural systems or auxiliary parts thereof
    • B81B2207/01—Microstructural systems or auxiliary parts thereof comprising a micromechanical device connected to control or processing electronics, i.e. Smart-MEMS
    • B81B2207/012—Microstructural systems or auxiliary parts thereof comprising a micromechanical device connected to control or processing electronics, i.e. Smart-MEMS the micromechanical device and the control or processing electronics being separate parts in the same package

Definitions

  • the utility model relates to the technical field of sensors, in particular to an electronic cigarette.
  • a microphone is a transducer that converts sound airflow or vibration frequency into an electronic signal
  • microphones or MEMS sensors based on MEMS chips have been widely used due to their small size, light weight, low cost, low power consumption, high reliability and easy integration.
  • the application of MEMS sensors in electronic cigarettes is a conventional application method, which specifically involves installing the MEMS sensors on the outer shell of the cigarette body so that the electronic cigarette can sense the vibration changes of the airflow and take corresponding actions.
  • the MEMS sensor of the electronic cigarette mainly includes a shell with a containing space, and an AISC chip and a MEMS chip housed in the shell and connected to each other, wherein the shell is provided with a sound hole or an air flow hole penetrating therethrough.
  • the MEMS sensor of the electronic cigarette in the related art can transmit the airflow signal to the MEMS chip through the sound hole to cause the diaphragm in the MEMS chip to vibrate, thereby realizing the conversion of the airflow signal and the electronic signal, but because the sound hole is set through the outer shell, impurities such as water, oil, dust and aerosol will enter the MEMS chip through the sound hole, causing the performance of the MEMS chip to deteriorate or be damaged.
  • the technical problem to be solved by the utility model is how to provide an electronic cigarette with a novel MEMS sensor, so as to solve the problem in the related art that, due to the sound hole penetrating the shell of the MEMS sensor of the electronic cigarette, impurities may enter the MEMS chip through the sound hole, thereby reducing or damaging the performance of the MEMS chip.
  • the utility model provides an electronic cigarette, comprising a cigarette body shell and a MEMS sensor accommodated in the cigarette body shell, wherein the MEMS sensor comprises a shell having a receiving space and an AISC chip and a MEMS chip having a back cavity which are accommodated in the receiving space and electrically connected to each other; the shell is provided with a first sound hole and a second sound hole which penetrate through it and connect the receiving space with the outside world; the MEMS sensor also comprises a first waterproof and breathable membrane fixed to the shell and completely covering the first sound hole, and a second waterproof and breathable membrane fixed to the shell and completely covering the second sound hole.
  • the first waterproof and breathable membrane is fixed to the inner side of the outer shell.
  • the second sound hole and the first sound hole are respectively arranged on two opposite sides of the shell, and the second sound hole is arranged directly opposite to the back cavity.
  • the second waterproof breathable membrane is fixed to the inner side of the outer shell.
  • the AISC chip includes a plurality of chips, and the chips are respectively connected to the MEMS chips.
  • the housing includes a circuit board and an upper cover which is covered on the circuit board and together with the circuit board forms the accommodating space; the AISC chip is fixed on the circuit board and electrically connected to the circuit board, and the MEMS chip is fixed on the circuit board and electrically connected to the circuit board; the first sound hole is arranged on the upper cover, and the second sound hole is arranged on the circuit board.
  • the upper cover and the circuit board are jointly arranged to form the rectangular receiving space.
  • the AISC chip is electrically connected to the circuit board via a connecting wire; and the MEMS chip is electrically connected to the AISC chip and the circuit board via a connecting wire.
  • the MEMS sensor in the electronic cigarette of the utility model sets a first waterproof breathable membrane at the position of the first sound hole and a second waterproof breathable membrane at the position of the second sound hole, so that impurities such as water, oil, dust and aerosols can be intercepted by the first waterproof breathable membrane and the second waterproof breathable membrane to prevent impurities from entering the MEMS chip from the first sound hole and the second sound hole, resulting in performance degradation or damage to the MEMS chip.
  • FIG1 is a schematic diagram of the structure of an electronic cigarette provided by an embodiment of the utility model
  • FIG2 is a cross-sectional view of a MEMS sensor in an electronic cigarette provided by an embodiment of the present utility model.
  • 100 MEMS sensor; 1, shell; 11, first sound hole; 12, second sound hole; 13, circuit board; 131, circuit; 14, upper cover; 2, AISC chip; 3, MEMS chip; 31, back cavity; 4, first waterproof and breathable membrane; 5, second waterproof and breathable membrane; 6, connecting line; 10, storage space; 200, electronic cigarette; 201, cigarette body shell.
  • An embodiment of the utility model provides an electronic cigarette 200, as shown in Figures 1 and 2, including a cigarette body shell 201 and a MEMS sensor 100 accommodated in the cigarette body shell 201, wherein the MEMS sensor 100 includes a shell 1 with a receiving space 10, and an AISC chip 2 and a MEMS chip 3 with a back cavity 31 that are accommodated in the receiving space 10 and electrically connected to each other; the shell 1 is provided with a first sound hole 11 that runs through it and connects the receiving space 10 with the outside world; the MEMS sensor 100 also includes a first waterproof and breathable membrane 4 fixed to the shell 1 and completely covering the first sound hole 11.
  • the MEMS chip 3 is a capacitive MEMS chip 3; there may be one or more AISC chips 2.
  • the multiple AISC chips 2 are arranged at intervals and are respectively electrically connected to the MEMS chip 3.
  • the housing 1 includes a circuit board 13 (PCB board) and an upper cover 14 which is covered on the circuit board 13 and together with the circuit board 13 forms a receiving space 10;
  • the AISC chip 2 is fixed to the circuit board 13 and electrically connected to the circuit line 131 of the circuit board 13, and the MEMS chip 3 is fixed to the circuit board 13 and electrically connected to the circuit line 131 of the circuit board 13;
  • the upper cover 14 is made of metal material;
  • the first sound hole 11 is set on the upper cover 14.
  • the upper cover 14 and the circuit board 13 are jointly arranged to form a rectangular receiving space 10.
  • the receiving space 10 jointly arranged to form the upper cover 14 and the circuit board 13 can also be designed into other shapes, such as an ellipse, a trapezoid, etc.
  • the first waterproof breathable membrane 4 is fixed to the inner side of the outer shell 1; specifically, the first waterproof breathable membrane 4 is fixed to the inner side of the upper cover 14; the outer side of the outer shell 1 is the side of the outer shell 1 away from the receiving space 10, and the inner side of the outer shell 1 is the side of the outer shell 1 close to the receiving space 10; and the outer side of the upper cover 14 is the side of the upper cover 14 away from the receiving space 10, and the inner side of the upper cover 14 is the side of the upper cover 14 close to the receiving space 10.
  • the AISC chip 2 is electrically connected to the circuit 131 of the circuit board 13 via the connecting wire 6;
  • the MEMS chip 3 is electrically connected to the AISC chip 2 and the circuit 131 of the circuit board 13 via the connecting wire 6 respectively; that is, there is an electrical connection or communication connection between the AISC chip 2 and the circuit board 131, and between the MEMS chip 3 and the AISC chip 2.
  • the shell 1 is further provided with a second sound hole 12 which passes through the shell 1 and connects the receiving space 10 with the outside world.
  • the second sound hole 12 and the first sound hole 11 are respectively arranged on opposite sides of the shell 1, and the second sound hole 12 is arranged opposite to the back cavity 31;
  • the MEMS sensor 100 also includes a second waterproof and breathable membrane 5 which is fixed to the shell 1 and completely covers the second sound hole 12; specifically, the second sound hole 12 is arranged on the circuit board 13 of the shell 1.
  • the second sound hole 12 and the first sound hole 11 are both used to transmit the airflow signal through the shell 1 to the MEMS chip 3;
  • the second waterproof breathable membrane 5 and the first waterproof breathable membrane 4 are both used to pass the airflow and intercept impurities such as water, oil and dust, and are both made of new polymer waterproof materials.
  • the second waterproof breathable membrane 5 is fixed to the inner side of the housing 1; specifically, the second waterproof breathable membrane 5 is fixed to the inner side of the circuit board 13; the side of the circuit board 13 away from the accommodating space 10 is the outer side, and the side of the circuit board 13 close to the accommodating space 10 is the inner side; when the second waterproof breathable membrane 15 is fixed to the inner side of the circuit board 13, the second waterproof breathable membrane 5 is fixed between the MEMS chip 3 and the circuit board 13.
  • the acoustic-to-electric conversion process of the MEMS sensor 100 is as follows: the airflow signal passes through the first waterproof breathable membrane 4 from the first acoustic hole 11, or/and passes through the second waterproof breathable membrane 5 from the second acoustic hole 12 into the receiving space 10 to cause the diaphragm of the MEMS chip 3 to vibrate, thereby realizing the conversion of the airflow signal and the electronic signal.
  • the MEMS sensor 100 in the electronic cigarette 200 of this embodiment is provided with a first waterproof breathable membrane 4 at the position of the first sound hole 11, so that impurities such as water, oil, dust and aerosol can be intercepted by the first waterproof breathable membrane 4 to prevent impurities from entering the MEMS chip 3 from the first sound hole 11, resulting in performance degradation or damage to the MEMS chip 3.
  • the position of the second sound hole 12 can also be intercepted by the second waterproof breathable membrane 5, so that impurities such as water, oil, dust and aerosol can be prevented from entering the MEMS chip 3 from the second sound hole 12, resulting in performance degradation or damage to the MEMS chip 3.

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Hardware Design (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)

Abstract

一种电子烟（200），包括烟体外壳（201）和收容于烟体外壳（201）内的MEMS传感器（100），其中，MEMS传感器（100）包括具有收容空间（10）的外壳（1）以及收纳于收容空间（10）内且相互电连接的AISC芯片（2）和具有背腔（31）的MEMS芯片（3）；外壳（1）设置有贯穿其上且将收容空间（10）与外界连通的第一声孔（11）和第二声孔（12）；MEMS传感器（100）还包括固定于外壳（1）并完全覆盖第一声孔（11）的第一防水透气膜（4）以及固定于外壳（1）并完全覆盖第二声孔（12）的第二防水透气膜（5）。电子烟的MEMS传感器（100）可以通过第一防水透气膜（4）和第二防水透气膜（5）拦截水、油、灰尘及气溶胶等杂质，以避免杂质从第一声孔（11）和第二声孔（12）进入到MEMS芯片（3），从而导致MEMS芯片（3）的性能下降或损坏。

Description

电子烟 技术领域
本实用新型涉及传感器技术领域，尤其涉及一种电子烟。
 背景技术
随着声电转换技术的迅速发展，扬声器及麦克风的应用也逐渐应用到各行各业，如通信设备、家用声控电器及娱乐设备等。
其中，麦克风是一种将声音气流或振动频率转换成电子信号的换能器，而基于MEMS芯片形成的麦克风或MEMS传感器由于其体积小、重量轻、成本低、功耗低、可靠性高及易集成等优势，现已得到了广泛的应用。
MEMS传感器应用于电子烟属于一种常规的应用方式，具体为将MEMS传感器安装于烟体外壳，以使电子烟能感应气流的振动变化以作出相应的行为。
相关技术中电子烟的MEMS传感器主要包括具有容纳空间的外壳以及收容于外壳内且相互连接的AISC芯片和MEMS芯片，其中，外壳设置有贯穿其上的声孔或气流孔。
虽然相关技术中电子烟的MEMS传感器可以通过声孔将气流信号传达至MEMS芯片，以引起MEMS芯片中的振膜振动，从而实现气流信号与电子信号的转换，但由于声孔贯穿外壳设置，因此水、油、灰尘及气溶胶等杂质会从声孔进入到MEMS芯片，而导致MEMS芯片的性能下降或损坏。
因此，有必要提供一种具备新型MEMS传感器的电子烟来解决上述问题。
 技术问题
本实用新型所要解决的技术问题是如何提供一种具备新型MEMS传感器的电子烟，以解决相关技术中电子烟的MEMS传感器由于声孔贯穿外壳设置，导致杂质会从声孔进入到MEMS芯片，而使MEMS芯片的性能下降或损坏的问题。
 技术解决方案
为解决上述技术问题，本实用新型提供了一种电子烟，包括烟体外壳和收容于所述烟体外壳内的MEMS传感器，其中，所述MEMS传感器包括具有收容空间的外壳以及收纳于所述收容空间内且相互电连接的AISC芯片和具有背腔的MEMS芯片；所述外壳设置有贯穿其上且将所述收容空间与外界连通的第一声孔和第二声孔；所述MEMS传感器还包括固定于所述外壳并完全覆盖所述第一声孔的第一防水透气膜以及固定于所述外壳并完全覆盖所述第二声孔的第二防水透气膜。
优选的，所述第一防水透气膜固定于所述外壳的内侧。
优选的，所述第二声孔和所述第一声孔分别设置于所述外壳的相对两侧，且所述第二声孔于所述背腔正对设置。
优选的，所述第二防水透气膜固定于所述外壳的内侧。
优选的，所述AISC芯片包括多个且分别与所述MEMS芯片连接。
优选的，所述外壳包括电路板以及盖设于所述电路板并与所述电路板共同围设形成所述收容空间的上盖；所述AISC芯片固定于所述电路板并与所述电路板电连接，所述MEMS芯片固定于所述电路板并与所述电路板电连接；所述第一声孔设置于所述上盖，所述第二声孔设置于电路板。
优选的，所述上盖与所述电路板共同围设形成矩形的所述收容空间。
优选的，所述AISC芯片通过连接线与所述电路板电连接；所述MEMS芯片通过连接线与所述AISC芯片及所述电路板电连接。
 有益效果
与相关技术相比，本实用新型的电子烟中MEMS传感器通过在第一声孔的位置设置第一防水透气膜，在第二声孔的位置设置第二防水透气膜，从而可以通过第一防水透气膜和第二防水透气膜拦截水、油、灰尘及气溶胶等杂质，以避免杂质从第一声孔和第二声孔进入到MEMS芯片，导致MEMS芯片的性能下降或损坏。
 附图说明
为了更清楚地说明本实用新型实施例中的技术方案，下面将对实施例描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本实用新型的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其它的附图，其中：
图1为本实用新型实施例提供的一种电子烟的结构示意图；
图2为本实用新型实施例提供的一种电子烟中MEMS传感器的剖视图。
图中，100、MEMS传感器；1、外壳；11、第一声孔；12、第二声孔；13、电路板；131、线路；14、上盖；2、AISC芯片；3、MEMS芯片；31、背腔；4、第一防水透气膜；5、第二防水透气膜；6、连接线；10、收容空间；200、电子烟；201、烟体外壳。
 本发明的实施方式
下面将结合本实用新型实施例中的附图，对本实用新型实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅是本实用新型的一部分实施例，而不是全部的实施例。基于本实用新型中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其它实施例，都属于本实用新型保护的范围。
本实用新型实施例提供了一种电子烟200，结合图1至图2所示，包括烟体外壳201和收容于烟体外壳201内的MEMS传感器100，其中，MEMS传感器100包括具有收容空间10的外壳1以及收纳于收容空间10内且相互电连接的AISC芯片2和具有背腔31的MEMS芯片3；外壳1设置有贯穿其上且与将收容空间10与外界连通的第一声孔11；MEMS传感器100还包括固定于外壳1并完全覆盖第一声孔11的第一防水透气膜4。
其中，MEMS芯片3为电容式MEMS芯片3；AISC芯片2可以为一个或多个，当AISC芯片2为多个时，多个AISC芯片2间隔设置且分别与MEMS芯片3电连接。本实施例中，AISC芯片2为一个。
本实施例中，外壳1包括电路板13（PCB板）以及盖设于电路板13并与电路板13共同围设形成收容空间10的上盖14；AISC芯片2固定于电路板13并与电路板13的线路131电连接，MEMS芯片3固定于电路板13并与电路板13的线路131电连接；具体地，上盖14由金属材料制成；第一声孔11设置于上盖14。
本实施例中，上盖14与电路板13共同围设形成矩形的收容空间10。当热，根据实际需求，上盖14与电路板13共同围设形成的收容空间10还可以设计成其它形状，如椭圆形、梯形等。
本实施例中，第一防水透气膜4固定于外壳1的内侧；具体地，第一防水透气膜4固定于上盖14的内侧；外壳1的外侧为外壳1远离收容空间10的一侧，外壳1的内侧则为外壳1靠近收容空间10的一侧；而上盖14的外侧为上盖14远离收容空间10的一侧，上盖14的内侧为上盖14靠近收容空间10的一侧。
本实施例中，AISC芯片2通过连接线6与电路板13的线路131电连接；MEMS芯片3通过连接线6分别与AISC芯片2及电路板13的线路131电连接；即AISC芯片2与电路板13的线路131之间、MEMS芯片3与AISC芯片2之间均为电性连接或通信连接。
另外，本实施例中，外壳1还设置有贯穿其上且将收容空间10与外界连通的第二声孔12，第二声孔12和第一声孔11分别设置于外壳1的相对两侧，且第二声孔12与背腔31正对设置；MEMS传感器100还包括固定于外壳1并完全覆盖第二声孔12的第二防水透气膜5；具体地，第二声孔12设置于外壳1的电路板13。
其中，第二声孔12和第一声孔11均用于使气流信号穿过外壳1传达至MEMS芯片3；第二防水透气膜5和第一防水透气膜4均用于透过气流并拦截水、油及灰尘等杂质，且均由新型高分子防水材料制成。
第二防水透气膜5固定于外壳1的内侧；具体地，第二防水透气膜5固定于电路板13的内侧；电路板13远离收容空间10的一侧为外侧，电路板13靠近收容空间10的一侧为内侧；当第二防水透气膜15固定于电路板13的内侧时，即第二防水透气膜5固定于MEMS芯片3与电路板13之间。
本实施例中MEMS传感器100的声电转换过程为：气流信号由第一声孔11透过第一防水透气膜4，或/和由第二声孔12透过第二防水透气膜5进入收容空间10，以引起MEMS芯片3的振膜振动，从而实现气流信号与电子信号的转换。
与相关技术相比，本实施例的电子烟200中MEMS传感器100通过在第一声孔11的位置设置第一防水透气膜4，从而可以通过第一防水透气膜4拦截水、油、灰尘及气溶胶等杂质，以避免杂质从第一声孔11进入到MEMS芯片3，导致MEMS芯片3的性能下降或损坏。另外，第二声孔12的位置同样可以通过第二防水透气膜5截水、油、灰尘及气溶胶等杂质，以避免杂质从第二声孔12进入到MEMS芯片3，导致MEMS芯片3的性能下降或损坏。
以上所述的仅是本实用新型的实施方式，在此应当指出，对于本领域的普通技术人员来说，在不脱离本实用新型创造构思的前提下，还可以做出改进，但这些均属于本实用新型的保护范围。

Claims (8)

  1. 一种电子烟，包括烟体外壳和收容于所述烟体外壳内的MEMS传感器，其特征在于，所述MEMS传感器包括具有收容空间的外壳以及收纳于所述收容空间内且相互电连接的AISC芯片和具有背腔的MEMS芯片；所述外壳设置有贯穿其上且将所述收容空间与外界连通的第一声孔和第二声孔；其特征在于，所述MEMS传感器还包括固定于所述外壳并完全覆盖所述第一声孔的第一防水透气膜以及固定于所述外壳并完全覆盖所述第二声孔的第二防水透气膜。
  2. 如权利要求1所述的电子烟，其特征在于，所述第一防水透气膜固定于所述外壳的内侧。
  3. 如权利要求1所述的电子烟，其特征在于，所述第二声孔和所述第一声孔分别设置于所述外壳的相对两侧，且所述第二声孔与所述背腔正对设置。
  4. 如权利要求1所述的电子烟，其特征在于，所述第二防水透气膜固定于所述外壳的内侧。
  5. 如权利要求1所述的电子烟，其特征在于，所述AISC芯片包括多个且分别与所述MEMS芯片连接。
  6. 如权利要求1所述的电子烟，其特征在于，所述外壳包括电路板以及盖设于所述电路板并与所述电路板共同围设形成所述收容空间的上盖；所述AISC芯片固定于所述电路板并与所述电路板电连接，所述MEMS芯片固定于所述电路板并与所述电路板电连接；所述第一声孔设置于所述上盖，所述第二声孔设置于所述电路板。
  7. 如权利要求6所述的电子烟，其特征在于，所述上盖与所述电路板共同围设形成矩形的所述收容空间。
  8. 如权利要求6所述的电子烟，其特征在于，所述AISC芯片通过连接线与所述电路板电连接；所述MEMS芯片通过连接线分别与所述AISC芯片及所述电路板电连接。
PCT/CN2023/085987 2023-04-03 2023-04-03 电子烟 Ceased WO2024207151A1 (zh)

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