WO2021169654A1 - Atomiseur et dispositif de génération d'aérosol - Google Patents

Atomiseur et dispositif de génération d'aérosol Download PDF

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Publication number
WO2021169654A1
WO2021169654A1 PCT/CN2021/071981 CN2021071981W WO2021169654A1 WO 2021169654 A1 WO2021169654 A1 WO 2021169654A1 CN 2021071981 W CN2021071981 W CN 2021071981W WO 2021169654 A1 WO2021169654 A1 WO 2021169654A1
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WO
WIPO (PCT)
Prior art keywords
liquid
atomizer
supply pump
liquid storage
groove
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Application number
PCT/CN2021/071981
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English (en)
Chinese (zh)
Inventor
邱伟华
华能
Original Assignee
常州市派腾电子技术服务有限公司
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Publication of WO2021169654A1 publication Critical patent/WO2021169654A1/fr

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    • 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

Definitions

  • the present invention relates to an aerosol generating device, in particular, to an atomizer and an aerosol generating device.
  • the existing aerosol generating devices on the market are usually equipped with a liquid storage part, and the liquid storage part is soaked with an atomizing part to heat the smoke liquid and then atomize the smoke to generate smoke. Contact can easily lead to contamination of the e-liquid.
  • an atomizer the atomizer includes a liquid storage part, an atomization part and a liquid supply pump, the liquid storage part is provided with a liquid storage cavity, so The liquid storage cavity is used to store the aerosol forming matrix, the liquid inlet of the liquid supply pump is in communication with the liquid storage cavity, the liquid outlet of the liquid supply pump is in communication with the atomizer, and the liquid storage The member is made of soft material.
  • the liquid supply pump sucks the aerosol-forming matrix in the liquid storage cavity and supplies it to the atomization member, the liquid storage member automatically shrinks to make the liquid storage member Internal and external pressure balance.
  • the atomizer further includes a fixing seat, the fixing seat sealing the liquid storage cavity is installed on one end of the liquid storage member, and the atomizing member and the liquid supply pump are both installed on the fixing seat. Seated.
  • a groove is provided on the end surface of the fixing seat facing the liquid storage cavity, and an installation groove is provided on the end surface of the fixing seat facing away from the liquid storage cavity, and the installation groove is close to the liquid storage cavity.
  • a liquid inlet groove is recessed on the end surface of the cavity, the atomizer is installed in the installation groove and closes the lower end opening of the liquid inlet groove, and one side of the fixing seat is recessed with a receiving groove, the The liquid supply pump is installed in the containing tank, the wall of the containing tank is provided with a liquid inlet hole and a liquid outlet hole, the liquid inlet hole and the groove and the liquid inlet of the liquid supply pump The ports are all in communication, and the liquid outlet hole is in communication with the liquid inlet tank and the liquid outlet of the liquid supply pump.
  • the groove wall of the groove away from the liquid storage cavity is an inclined groove wall, and the liquid inlet is connected to the lowest part of the inclined groove wall.
  • one end of the fixing seat opposite to the liquid supply pump is provided with a liquid injection hole, the liquid injection hole is in communication with the liquid storage cavity, a liquid sealing member is installed in the liquid injection hole, and the liquid injection needle is pierced by the liquid injection hole. After the liquid sealing member is penetrated, liquid is injected into the liquid storage cavity, and when the liquid injection needle is pulled out, the liquid sealing member forms a self-sealing at the puncture position.
  • the atomizer further includes a base, one end of the fixing base opposite to the liquid storage member is connected to the base, the inner cavity of the base forms an atomization cavity, and the atomization member receives the inlet
  • the liquid tank is separated from the atomizing cavity, the end surface of the atomizing member for closing the liquid inlet groove forms a liquid suction surface, and the end surface of the atomizing member opposite to the liquid suction surface forms an atomization noodle.
  • the atomizer further includes a housing, the base is installed at one end of the housing, a receiving cavity and an air outlet channel are provided in the housing, and one end of the air outlet channel is formed through the upper end surface of the housing A smoke outlet, the liquid storage member is installed in the receiving cavity, a smoke venting groove is opened on the side wall of the base, and the smoke venting groove is communicated with the atomizing cavity and the air outlet channel.
  • the bottom of the base is provided with an air inlet, and the air inlet is in communication with the atomization cavity and the external atmosphere.
  • the atomizer further includes a base, one end of the fixing base opposite to the liquid storage member is connected to the base, and the bottom of the base is provided with a liquid injection port corresponding to the liquid sealing member.
  • the liquid injection port allows the liquid injection needle to pass through and then pierce the liquid sealing member.
  • two guide posts of the liquid supply pump are installed on the fixing seat, and the two guide posts of the liquid supply pump are respectively electrically connected to the positive and negative pins of the liquid supply pump, and the bottom of the base is installed
  • the two liquid supply pump poles and the two liquid supply pump guide poles respectively contact and are electrically connected.
  • the poles of the element are respectively in contact with the positive and negative pins of the atomizing element and are electrically connected.
  • An aerosol generating device includes the atomizer described in any one of the foregoing, the aerosol generating device further includes a power supply device, and the power supply device is electrically connected to the atomizer.
  • the beneficial effects of the present invention are: in the atomizer or aerosol generating device provided by the present invention, the liquid is transferred between the liquid storage part and the atomization part through the liquid supply pump. Since the liquid storage part is made of soft material, when the supply When the liquid pump works and the aerosol-forming substrate in the liquid storage chamber is drawn out, the liquid storage member can automatically shrink the same volume according to the consumption of the aerosol-forming substrate to ensure the balance of pressure inside and outside the liquid storage member. In this way, it can effectively avoid The large pressure difference between the inside and outside of the liquid storage part ensures that the aerosol-forming substrate can be continuously supplied to the atomization part and effectively prevents dry burning.
  • Figure 1 is a schematic diagram of the structure of the aerosol generating device of the present invention.
  • Figure 2 is an exploded view of the aerosol generating device shown in Figure 1 (part of the battery case is omitted);
  • Fig. 3 is a partial exploded view of the atomizer in the aerosol generating device shown in Fig. 2;
  • Figure 4 is an exploded view of the atomizer in the aerosol generating device shown in Figure 2;
  • Fig. 5 is a schematic structural view of another view of the fixing seat in the atomizer shown in Fig. 4;
  • Fig. 6 is a cross-sectional view of the fixing seat in the atomizer shown in Fig. 4;
  • Fig. 7 is a cross-sectional view of the atomizer in the aerosol generating device shown in Fig. 1;
  • Fig. 8 is another cross-sectional view of the atomizer in the aerosol generating device shown in Fig. 1 (rotated by 90° with respect to Fig. 7).
  • Liquid supply pump guide post 301 Fixed seat 40 Groove 401
  • Liquid injection port 606 First magnetic part 607 Sensing hole 608
  • FIG. 1 is a simplified schematic diagram, which only illustrates the basic structure of the present invention in a schematic manner, so it only shows the structure related to the present invention.
  • the present invention provides an aerosol generating device.
  • the aerosol generating device includes an atomizer 100 and a power supply device 200 electrically connected to the atomizer 100.
  • the power supply device 200 provides electric energy to the atomizer 100, and the aerosol-forming substrate stored in the atomizer 100 is heated and atomized to form smoke under the electric drive of the power supply device 200.
  • the smoke is sucked by the user. After being mixed with outside air, it enters into the user's mouth for the user to inhale.
  • the atomizer 100 includes a liquid storage member 10, an atomization member 20, and a liquid supply pump 30.
  • the liquid storage member 10 is provided with a liquid storage chamber 101, and the liquid storage chamber 101 is used to store aerosols.
  • Substrate for example, smoke liquid
  • the liquid inlet of the liquid supply pump 30 is in communication with the liquid storage chamber 101
  • the liquid outlet of the liquid supply pump 30 is in communication with the atomizer 20
  • the liquid storage member 10 is made of soft material.
  • the liquid supply pump 30 can automatically supply the aerosol-forming substrate according to the consumption of the atomizer 20, realize the purpose of controllable liquid supply and supply on demand, and effectively prevent liquid leakage.
  • the liquid storage member 10 for storing the aerosol-forming substrate is made of a soft material, when the liquid supply pump 30 operates and the aerosol-forming substrate in the liquid storage chamber 101 is drawn out, the liquid storage member 10 can The aerosol forms the consumption of the matrix and automatically shrinks the same volume to ensure the internal and external pressure balance of the liquid storage member 10.
  • the present invention can effectively avoid the liquid storage member 10
  • the problem of the large internal and external pressure difference ensures that the aerosol-forming substrate can be continuously supplied to the atomizer 20, effectively preventing dry burning.
  • the flow channel inside the liquid supply pump 30 can be filled with liquid, thereby effectively protecting the liquid supply pump 30, and can also effectively reduce waiting for the smoke liquid to flow into the mist after passing through the liquid supply pump 30 each time it is used.
  • the time of the transformation 20 has improved the user experience.
  • the atomizer 100 of the present invention does not force the e-liquid to flow out by pumping air into the liquid storage member 10, but directly extracts the e-liquid, and no bubbles are generated during the flow of the e-liquid, ensuring continuous supply. At the same time, the service life of the liquid supply pump 30 is prolonged.
  • the liquid storage member 10 has a sac-like structure with an opening at the lower end.
  • the liquid storage member 10 can adapt to the increase or decrease of the liquid volume and deform, so that the pressure inside and outside the liquid storage member 10 is always in a balanced state.
  • the liquid storage member 10 may be made of soft materials such as silica gel, rubber, or plastic film.
  • the atomizer 100 further includes a fixing seat 40, the fixing seat 40 is installed at the lower end of the liquid storage member 10, the top of the fixing seat 40 seals the liquid storage cavity 101, the atomization member 20 and the liquid supply pump 30 All are installed on the fixed seat 40.
  • the fixing seat 40 has a substantially block-shaped structure.
  • the end surface of the fixing seat 40 facing the liquid storage cavity 101 is recessed and formed with a groove 401.
  • the groove 401 is connected to the liquid storage cavity 101.
  • a mounting groove 402 is recessed on the end surface of the fixing seat 40 away from the liquid storage cavity 101, and a liquid inlet groove 403 is recessed on the end surface of the mounting groove 402 close to the liquid storage cavity 101, and the atomizer 20 is matched and installed in the mounting groove 402, In addition, the atomizer 20 closes the lower end opening of the liquid inlet tank 403.
  • a side wall of the fixing seat 40 is recessed to form an accommodation groove 404, and the liquid supply pump 30 is installed in the accommodation groove 404.
  • the wall of the accommodating tank 404 is provided with a liquid inlet 405 and a liquid outlet 406, wherein the liquid inlet 405 is in communication with the groove 401 and the liquid inlet of the liquid supply pump 30, and the liquid outlet 406 is connected with the liquid inlet. Both the 403 and the liquid outlet of the liquid supply pump 30 are connected.
  • the aerosol-forming matrix in the groove 401 enters through the liquid inlet 405, the liquid inlet of the liquid supply pump 30, the flow channel inside the liquid supply pump 30, and the liquid outlet of the liquid supply pump 30 in turn.
  • the liquid inlet groove 403 so as to contact the upper end surface of the atomizer 20, and is further absorbed and heated by the atomizer 20 to form smoke.
  • the liquid inlet tank 403 can store a certain amount of aerosol forming substrate, which can ensure the timely supply of smoke liquid to the atomizing member 20, and further effectively prevent dry burning.
  • the groove 402 causes the smoke liquid to leak.
  • a sealing member 21 is sandwiched between the side wall of the atomizing member 20 and the groove wall of the installation groove 402.
  • the sealing member 21 may be made of a sealing material such as silica gel or rubber.
  • the liquid supply pump 30 can separate the liquid storage chamber 101 from the liquid inlet tank 403, thereby preventing the leakage of smoke liquid.
  • the groove wall of the groove 401 away from the liquid storage cavity 101 is an inclined groove wall, and the liquid inlet 405 is connected to the lowest part of the inclined groove wall, thereby ensuring that the liquid storage cavity 101
  • the aerosol-forming substrate can be sucked to the maximum by the liquid supply pump 30 through the inclined groove wall, so that the aerosol-forming substrate can be fully utilized.
  • the groove 401, the liquid inlet groove 403, the liquid inlet hole 405, and the liquid outlet hole 406 may all be omitted.
  • the liquid inlet of the liquid supply pump 30 is arranged on the outside of the fixed seat 40 and directly communicates with the liquid storage chamber 101, and the liquid outlet of the liquid supply pump 30 is arranged on the outside of the fixed seat 40 and directly contacts the atomizer 20, so The aerosol-forming matrix in the liquid storage chamber 101 directly flows into the liquid supply pump 30 through the liquid inlet of the liquid supply pump 30, and directly contacts the atomizer 20 when the liquid outlet of the liquid supply pump 30 flows out.
  • two liquid supply pump guide posts 301 are also installed on the fixing seat 40, and the two liquid supply pump guide posts 301 are electrically connected to the positive and negative pins of the liquid supply pump 30, respectively, and the power supply device
  • the liquid supply pump 200 provides electric energy to the liquid supply pump 30 through the liquid supply pump guide post 301.
  • the fixing seat 40 is provided with a liquid injection hole 407 at one end opposite to the liquid supply pump 30.
  • the liquid injection hole 407 respectively penetrates the end surface of the fixing seat 40 facing the liquid storage chamber 101 and facing away from the liquid storage chamber 101.
  • the liquid injection hole 407 is connected with the liquid storage chamber 101, and a liquid sealing member 408 is installed in the liquid injection hole 407.
  • the liquid sealing member 408 is used to seal the liquid injection hole 407 to prevent the leakage of the aerosol forming matrix.
  • the liquid sealing member 408 can be made of a highly elastic polymer, such as rubber or silica gel, or can also be made of a free healing material.
  • the liquid sealing member 408 After the liquid injection needle is pulled out, the liquid sealing member 408 will be at the puncture position. Forms an automatic sealing effect, leaving no holes, so no leakage occurs.
  • the user can pierce the liquid sealing member 408 from the bottom of the fixing seat 40 to inject liquid into the liquid storage chamber 101.
  • the liquid sealing member 408 can realize self-sealing, effectively preventing the leakage of smoke liquid.
  • the liquid storage element 10 of the atomizer 100 of the present invention can be reused, which saves the use cost.
  • the atomizing member 20 includes a liquid suction surface and an atomizing surface, the user of the liquid suction member absorbs the smoke liquid, and the atomizing surface is used for atomizing the smoke liquid.
  • the atomizing member 20 includes a liquid absorbing member and a heating member that are in contact with each other.
  • the liquid absorbing member is made of porous material.
  • the liquid absorbing member is made of porous ceramic, which has high temperature resistance compared with fiber cotton material. , Can effectively prevent the atomizer 20 from being scorched, and improve the user's mouthfeel.
  • the end surface of the liquid absorbing member for closing the liquid inlet groove 403 forms the liquid absorbing surface
  • the end surface of the liquid absorbing member opposite to the liquid absorbing surface forms the atomizing surface
  • the heating member is arranged on the On the fogging surface.
  • the liquid suction surface absorbs the smoke liquid in the liquid tank 403 and transmits it to the atomization surface, and the smoke liquid is heated and atomized by the heating element on the atomization surface to form smoke.
  • the liquid absorbing member can also be made of porous graphite or metal foam
  • the heating member is a heating sheet, a heating wire, etc., which are not limited here.
  • the atomizer 100 also includes a housing 50 and a base 60.
  • the liquid storage member 10 is installed in the housing 50.
  • the base 60 is installed at one end of the housing 50.
  • One end of the liquid member 10 is connected to the base 60.
  • the housing 50 is roughly a hollow structure with an opening at the lower end.
  • the housing 50 is provided with a receiving cavity 501 and an air outlet channel 502.
  • the receiving cavity 501 is open at one end, and the liquid storage member 10 is fitted in the receiving cavity 501.
  • the upper end of the 40 is installed at the open end of the receiving cavity 501, so that the lower end of the liquid storage member 10 is squeezed and fixed between the fixing seat 40 and the cavity wall of the receiving cavity 501, so as to realize the fixing function of the liquid storage member 10.
  • One end of the air outlet channel 502 penetrates the upper end surface of the housing 50 to form a smoke outlet 503, and the smoke outlet 503 is used for the user to smoke cigarette smoke.
  • the base 60 is generally a hollow cylindrical structure with an opening at the upper end.
  • the inner cavity of the base 60 forms an atomizing cavity 601.
  • the atomizing member 20 separates the liquid inlet groove 403 and the atomizing cavity 601. Separately, the e-liquid will not leak into the atomization cavity 601, thereby preventing the e-liquid from leaking to the outside of the atomizer 100.
  • the smoke formed on the atomizing surface of the atomizing member 20 is filled in the atomizing cavity 601.
  • the side wall of the base 60 is provided with a flue 602, and the flue 602 is in communication with the atomization cavity 601 and the air outlet channel 502.
  • the smoke in the atomization cavity 601 sequentially passes through the smoke slot 602 and the air outlet channel 502 and then enters the user's mouth from the smoke outlet 503.
  • an avoiding groove 409 is recessed on the side wall of the fixing seat 40, and the avoiding groove 409 is in communication with the smoke passage 602 and the air outlet channel 502.
  • the direction indicated by the arrow in Figure 8 is the airflow direction.
  • the bottom of the base 60 is provided with an air inlet 603.
  • the air inlet 603 is connected to the atomization cavity 601 and the external atmosphere. mix.
  • the bottom of the base 60 is provided with a liquid injection port 606 corresponding to the liquid sealing member 408.
  • the liquid injection port 606 allows the liquid injection needle to pass through and then pierce the liquid sealing member 408 to achieve liquid injection. The user does not need to remove the base 60 during liquid injection operations. It can be carried out, and the operation is simple and convenient.
  • two liquid supply pump poles 604 and two atomizer poles 605 are also installed at the bottom of the base 60.
  • the two liquid supply pump poles The column 604 is in contact with the two liquid supply pump guide pins 301 and is electrically connected, and the two atomizing element poles 605 are in contact with and electrically connected to the positive and negative pins of the atomizing element 20, respectively, so as to realize the power supply device. 200 supplies power to the atomizer 20 and the liquid supply pump 30.
  • the power supply device 200 includes a battery housing 201 and a battery 202 installed in the battery housing 201.
  • the lower end of the housing 50 and the upper end of the battery housing 201 are detachably connected, so as to realize the connection between the atomizer 100 and the power supply device 200.
  • the connection relationship In a specific embodiment, a first magnetic member 607 is installed on the lower end surface of the base 60, and a second magnetic member 2011 is installed on the battery shell 201 corresponding to the first magnetic member 607.
  • the first magnetic member 607 and the second magnetic member 2011 are installed. Adsorb each other to realize the connection between the two.
  • the first magnetic member 607 and the second magnetic member 2011 are both magnets.
  • the positive and negative poles of the battery 202 are in contact with the two liquid supply pump poles 604 respectively, and the positive and negative poles of the battery 202 are in contact with the two atomizing element poles 605 respectively. So as to achieve power supply.
  • a sensing channel 2012 is provided on the battery shell 201, and a sensor 203 is installed in the sensing channel 2012.
  • the bottom of the base 60 is provided with a sensing hole 608 corresponding to the sensing channel 2012.
  • the sensing hole 608 is in communication with the atomizing cavity 601.
  • the sensor 203 senses a change in the airflow in the sensing channel 2012.
  • the battery 202 provides electrical energy to the atomizer 20 and the liquid supply pump 30, and the liquid supply pump 30 starts to work to reduce the airflow in the liquid storage chamber 101.
  • a small amount of smoke liquid is supplied to the atomizer 20, and when the atomizer 20 works, the absorbed smoke liquid is heated and then atomized to form smoke, which realizes intelligent liquid supply.
  • the liquid storage part 10 and the atomization part 20 are used for liquid transmission through the liquid supply pump 30. Since the liquid storage part 10 is made of soft material, when the liquid supply pump 30 works, the storage When the aerosol-forming substrate in the liquid cavity 101 is drawn out, the liquid storage member 10 can automatically shrink the same volume according to the consumption of the aerosol-forming substrate to ensure the internal and external pressure balance of the liquid storage member 10. For liquid storage parts made of materials, the atomizer 100 of the present invention can effectively avoid the problem of large pressure difference between the inside and outside of the liquid storage part 10, ensure that the aerosol-forming substrate can be continuously supplied to the atomization part 20, and effectively prevent It’s dry.
  • the aerosol generating device provided by the present invention has all the technical features of the above-mentioned atomizer 100, it has the same technical effect as the above-mentioned atomizer 100.

Abstract

Un atomiseur (100) et un dispositif de génération d'aérosol doté de l'atomiseur (100) sont divulgués. L'atomiseur (100) comprend un élément de stockage de e-liquide (10), un élément d'atomisation (20) et une pompe d'alimentation en e-liquide (30), une cavité de stockage de e-liquide (101) étant disposée à l'intérieur de l'élément de stockage de e-liquide (10) ; la cavité de stockage de e-liquide (101) est utilisée pour stocker un substrat de formation d'aérosol ; un trou d'admission de e-liquide (405) de la pompe d'alimentation en e-liquide (30) est en communication avec la cavité de stockage de e-liquide (101) ; un trou de sortie de e-liquide (406) de la pompe d'alimentation en e-liquide (30) est en communication avec l'élément d'atomisation (20) ; l'élément de stockage de e-liquide (10) est constituée d'un matériau souple ; et lorsque le substrat de formation d'aérosol à l'intérieur de la cavité de stockage de e-liquide (101) est pompé par la pompe d'alimentation en e-liquide (30) et est fourni à l'élément d'atomisation (20), l'élément de stockage de e-liquide (10) peut se rétracter automatiquement d'un volume égal en fonction de la consommation du substrat de formation d'aérosol de manière à équilibrer les pressions interne et externe de l'élément de stockage de e-liquide (10), ce qui permet d'assurer que le substrat de formation d'aérosol peut être fourni normalement et en continu à l'élément d'atomisation (20), de façon à empêcher la combustion à sec.
PCT/CN2021/071981 2020-02-25 2021-01-15 Atomiseur et dispositif de génération d'aérosol WO2021169654A1 (fr)

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CN202020210401.0U CN211746945U (zh) 2020-02-25 2020-02-25 雾化器及气溶胶发生装置
CN202020210401.0 2020-02-25

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CN211746945U (zh) * 2020-02-25 2020-10-27 常州市派腾电子技术服务有限公司 雾化器及气溶胶发生装置
CN113633024A (zh) * 2021-08-20 2021-11-12 深圳市美深瑞科技有限公司 雾化器及电子雾化装置
CN114176255A (zh) * 2021-11-02 2022-03-15 深圳爱芯怡科技有限公司 雾化芯及雾化装置
CN116713154B (zh) * 2023-08-10 2023-10-03 广东科高电器有限公司 循环雾化装置

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