EP4248779A1 - Vaporisateur et dispositif de vaporisation électronique - Google Patents

Vaporisateur et dispositif de vaporisation électronique Download PDF

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Publication number
EP4248779A1
EP4248779A1 EP21893947.8A EP21893947A EP4248779A1 EP 4248779 A1 EP4248779 A1 EP 4248779A1 EP 21893947 A EP21893947 A EP 21893947A EP 4248779 A1 EP4248779 A1 EP 4248779A1
Authority
EP
European Patent Office
Prior art keywords
aerosol
support element
liquid
liquid absorbing
vaporizer
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.)
Pending
Application number
EP21893947.8A
Other languages
German (de)
English (en)
Other versions
EP4248779A4 (fr
Inventor
Haitao Liu
Wei Xu
Zhongli XU
Yonghai LI
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.)
Shenzhen FirstUnion Technology Co Ltd
Original Assignee
Shenzhen FirstUnion Technology 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 Shenzhen FirstUnion Technology Co Ltd filed Critical Shenzhen FirstUnion Technology Co Ltd
Publication of EP4248779A1 publication Critical patent/EP4248779A1/fr
Publication of EP4248779A4 publication Critical patent/EP4248779A4/fr
Pending 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
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A24F40/48—Fluid transfer means, e.g. pumps
    • A24F40/485—Valves; Apertures
    • 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
    • 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
    • A24F40/42—Cartridges or containers for 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
    • A24F40/46—Shape or structure of electric heating means
    • 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
    • A24F40/48—Fluid transfer means, e.g. pumps

Definitions

  • Embodiments of this application relate to the field of electronic vaporization devices, and in particular, to a vaporizer and an electronic vaporization device.
  • Tobacco products (such as cigarettes and cigars) bum tobacco during use to produce tobacco smoke. Attempts are made to replace these tobacco-burning products by making products that release compounds without burning.
  • an example of this type of products is a heating device that releases compounds by heating rather than burning materials.
  • the materials may be tobacco or other non-tobacco products. These non-tobacco products may include or not include nicotine.
  • aerosol-providing products for example, the so-called electronic vaporization devices. These devices usually contain a vaporable liquid, and the liquid is heated to vaporize, so as to generate inhalable vapor or an aerosol.
  • a liquid absorbing element gradually absorbs a liquid substrate and transfers the liquid substrate to a heating element for vaporization to generate an aerosol, and the aerosol is outputted through a vapor output channel to the outside of the device for inhalation.
  • the liquid substrate seeps into the aerosol output channel through a gap between the liquid absorbing element and another component.
  • An embodiment of this application provides a vaporizer, configured to vaporize a liquid substrate to generate an aerosol, and including an outer housing, where the outer housing is internally provided with:
  • the first protruding edge is constructed to surround the aerosol output channel.
  • the first support element is further provided with a holding portion that extends toward the liquid absorbing element and holds the liquid absorbing element.
  • a grooved space is formed between the first protruding edge and the holding portion, to collect the liquid substrate flowing to the aerosol output channel through the gap between the first support element and the liquid absorbing element.
  • a first capillary groove extending in a horizontal direction is further provided on a surface of the grooved space, to absorb and hold the liquid substrate in the hook-shaped or grooved space by a capillary action.
  • the aerosol output channel includes a through hole extending in the first support element in a vertical direction
  • the first support element further includes a second protruding edge extending in a direction away from the vaporization chamber; and the second protruding edge is constructed to surround the through hole, to prevent aerosol condensate generated from an inner wall of the air pipe from flowing to the through hole.
  • the first support element further includes a holding space surrounding the second protruding edge, to collect the aerosol condensate generated from the inner wall of the air pipe.
  • a second capillary groove in fluid communication with the holding space is further provided on an outer wall of the first support element, to absorb, by a capillary action, the aerosol condensate collected in the holding space.
  • the outer housing is further internally provided with: a second support element, located on a side of the liquid absorbing element away from the first support element in a vertical direction, and at least partially supporting the liquid absorbing element, where the second support element and the first support element define the vaporization chamber.
  • one of the first support element and the second support element is rigid and the other is flexible.
  • a third capillary groove is further provided on an inner wall of the vaporization chamber defined by the second support element, to absorb aerosol condensate in the vaporization chamber.
  • Another embodiment of this application further provides a vaporizer, configured to vaporize a liquid substrate to generate an aerosol, and including an outer housing, where the outer housing is internally provided with:
  • the aerosol output channel further includes an air pipe extending in the vertical direction of the outer housing, and the through hole and the air pipe are arranged kept spaced.
  • the second protruding edge is constructed to surround the through hole.
  • the first support element further includes a holding space surrounding the second protruding edge, to collect the aerosol condensate generated from the inner wall of the air pipe.
  • a second capillary groove in airflow communication with the holding space is further provided on an outer wall of the first support element, to absorb, by a capillary action, the aerosol condensate collected in the holding space.
  • the first support element has a window located on the outer wall, and the holding space is in airflow communication with the second capillary groove through the window.
  • the outer housing is further internally provided with: a second support element, located on a side of the liquid absorbing element away from the first support element in a vertical direction, and at least partially supporting the liquid absorbing element, where the second support element and the first support element define the vaporization chamber.
  • one of the first support element and the second support element is rigid and the other is flexible.
  • An embodiment of this application further provides an electronic vaporization device, including a vaporizer configured to vaporize a liquid substrate to generate an aerosol, and a power supply component supplying power to the vaporizer, where the vaporizer includes the vaporizer described above.
  • the electronic vaporization device includes: a vaporizer 100, configured to store a liquid substrate and vaporize the liquid substrate to generate an aerosol; and a power supply mechanism 200, configured to supply power to the vaporizer 100.
  • the power supply mechanism 200 includes: a receiving cavity 270, provided at an end in a length direction and configured to receive and accommodate at least a part of the vaporizer 100; and first electrical contacts 230, at least partially exposed on a surface of the receiving cavity 270 and configured to be electrically connected to the vaporizer 100 to supply power to the vaporizer 100 when at least a part of the vaporizer 100 is received and accommodated in the power supply mechanism 200.
  • an end portion of the vaporizer 100 opposite to the power supply mechanism 200 in the length direction is provided with second electrical contacts 21, so that when at least a part of the vaporizer 100 is received in the receiving cavity 270, the second electrical contacts 21 form conductivity through being in contact with and abutting against the first electrical contacts 230.
  • a seal element 260 is arranged inside the power supply mechanism 200, and at least a part of an internal space of the power supply mechanism 200 is separated through the seal element 260 to form the receiving cavity 270.
  • the seal element 260 is constructed to extend in a cross section direction of the power supply mechanism 200, and is prepared by a flexible material, so as to prevent the liquid substrate seeping from the vaporizer 100 to the receiving cavity 270 from flowing to components such as a controller 220 and a sensor 250 inside the power supply mechanism 200.
  • the power supply mechanism 200 further includes a core 210, located close to another end opposite to the receiving cavity 270 in the length direction, and configured to supply power; and the controller 220, arranged between the core 210 and an accommodating cavity, and operably guiding a current between the core 210 and the first electrical contacts 230.
  • the power supply mechanism 200 includes a sensor 250, configured to sense an inhalation flow generated during inhalation by using a suction nozzle cover 20 of the vaporizer 100, so that the controller 220 controls the core 210 to output the current to the vaporizer 100 according to a detection signal of the sensor 250.
  • a charging interface 240 is arranged on another end of the power supply mechanism 200 away from the receiving cavity 270, to supply power to the core 210 after being connected to an external charging device.
  • FIG. 2 is a schematic diagram of a specific structure of the vaporizer 100 according to an embodiment of this application.
  • the vaporizer 100 is overall in an elongated flat shape and has a near end 110 and a far end 120 opposite to each other in the length direction.
  • the near end 110 serves as an end for the mouth of a user to vape
  • the far end 120 is an end received in a power supply device 200.
  • the vaporizer 100 includes:
  • the second electrical contact 21 of the vaporizer 100 extends to the inside from the far end 120, and is at least partially exposed on a surface of the end cap 20, so as to easily form conductivity with the power supply device 200 during use.
  • the far end 120 of the vaporizer 100 is further provided with air inlets 22, for external air to enter the vaporizer 100 during inhalation of the user.
  • FIG. 3 to FIG. 5 show a schematic diagram of an internal structure of the vaporizer 100 and a schematic exploded view of some components of the vaporizer 100 in FIG. 2 .
  • the vaporizer 100 further includes:
  • the liquid absorbing element 31 may be made of or include a porous ceramic body, fiber cotton, a porous material, and the like; and the heating element 32 may be made of a resistive metal material, such as, iron, nickel, chromium, or alloy thereof.
  • a first support element and a second support element are further arranged in the main housing 10.
  • the second support element is a rigid support frame 50
  • the first support element is a flexible seal element 40.
  • the support frame 50 and the seal element 40 jointly clamp and hold the vaporization assembly 30.
  • the rigid support frame 50 is provided with a first wall 510 and a second wall 520 that extend in a length direction, and the first wall 510 and the second wall 520 are arranged oppositely close to two sides of the main housing 10 in a thickness direction.
  • a vaporization chamber 530 and support grooves 540 located at two ends of the first wall 510 and the second wall 520 and configured to support the liquid absorbing element 31 are formed between the first wall 510 and the second wall 520.
  • the support groove 540 is generally in a U shape.
  • the liquid absorbing element 31 and the heating element 32 are both mainly accommodated in the vaporization chamber 530, so that the generated aerosol can be released to the vaporization chamber 530, and outputted from the vaporization chamber 530 to the aerosol output pipe 11 through an air pipe insertion hole 41 on the seal element 40.
  • Two ends of the heating element 32 are further connected to the second electrical contacts 21 through elongated pins or wires 321, so as to supply power to the heating element 32 through the second electrical contacts 21.
  • the seal element 40 is further wrapped outside the first wall 510 and the second wall 520 of the support frame 50. After assembly, the seal element 40 clamps or tightly presses the liquid absorbing element 31 from the top of FIG. 5 , so that the vaporization assembly 30 is stably held between the seal element 40 and the support frame 50.
  • the seal element 40 is prepared by a flexible material such as silicone or rubber.
  • the air pipe insertion hole 41 is provided on the seal member 40, and during assembly, a lower end of the aerosol output pipe 11 is inserted into the air pipe insertion hole 41 to communicate with the vaporization chamber 530, to output the aerosol in the vaporization chamber 530 to the suction nozzle A for inhalation.
  • the seal element 40 is configured to prevent the liquid substrate in the liquid storage cavity 12 from entering the aerosol output pipe 11 and the vaporization chamber 530, so that the liquid substrate can leave the liquid storage cavity 12 only by being absorbed by the first liquid absorbing element 31.
  • through holes 42 are provided on two sides of the seal element 40 in the width direction, and after the liquid absorbing element 31 is clamped or tightly pressed, the liquid absorbing element 31 can at least partially extend into the liquid storage cavity 12 through the through holes.
  • the support frame 50 is provided with a main air chamber 51, and buffer air chambers 52 that are located on two sides of the main air chamber 51 in the width direction and in communication with the main air chamber 51.
  • the buffer air chambers 52 are in direct airflow communication with the air inlets 22 on the end cap 20.
  • a structure of the seal element 40 includes a holding portion 43 extending toward the liquid absorbing element 31, and the holding portion 43 holds the liquid absorbing element 31 on the support frame 50 by clamping or tightly pressing.
  • An extending protruding edge 44 surrounding the air pipe insertion hole 41 is provided on an inner wall of the seal element 40 close to the vaporization chamber 530.
  • a hook-shaped or grooved space 45 away from the aerosol output pipe 11 is formed between the protruding edge 44 and the clamping portion 43.
  • an outer surface of the protruding edge 44 opposite to the clamping portion 43 is designed in a step shape.
  • the step-shaped outer surface of the protruding edge 44 can guide the liquid substrate accumulated in the hook-shaped or grooved space 45 to drip to the vaporization assembly 30 to be re-vaporized.
  • the outer surface of the protruding edge 44 opposite to the clamping portion 43 is designed to be inclined, such as an inclined surface or an arc surface.
  • FIG. 7 to FIG. 9 show a schematic structural diagram of a vaporizer 100a according to another embodiment. Construction of the vaporizer 100a includes:
  • the main housing 10a is further internally provided with: a first support element and a second support element arranged in sequence in a vertical direction of the main housing 10a, where the first support element is a rigid holder 40a, and the second support element is a flexible support base 50a.
  • the rigid holder 40a is close to the liquid storage cavity 12a, and the flexible support base 50a is held on the end cap 20a.
  • a vaporization chamber 70a is formed between the rigid holder 40a and the flexible support base 50a.
  • the vaporization assembly 30a is located between the rigid holder 40a and the flexible support base 50a, and is clamped or held in the vaporization chamber 70a by the rigid holder 40a and the flexible support base 50a, so that the generated aerosol is released to the vaporization chamber 70a during use.
  • the rigid holder 40a is provided with a first insertion hole 41a, for an end portion of the aerosol output pipe 11a to be inserted into the first insertion hole 41a. At least a partial surface of the rigid holder 40a is covered with a seal element 60a to seal a gap between the rigid holder 40a and the main housing 10a, so as to prevent the liquid substrate in the liquid storage cavity 12a from seeping through the gap.
  • the seal element 60a is provided with a first liquid guide hole 62a for the liquid substrate to flow to the rigid holder 40a, and a second insertion hole 61a for the aerosol output pipe 11a to run through and then be inserted into the first insertion hole 41a.
  • the seal element 60a further seals a gap between the rigid holder 40a and the first insertion hole 41a, to prevent the liquid substrate in the liquid storage cavity 12a from seeping into the aerosol output pipe 11a through the gap.
  • the rigid holder 40a is further provided with a second liquid guide hole 42a, and during use, the liquid substrate in the liquid storage cavity 12a flows through the first liquid guide hole 62a and the second liquid guide hole 42a in sequence and is then transferred to the vaporization assembly 30a for absorption and vaporization.
  • the flexible support base 50a is provided with a concave cavity 51a facing the rigid holder 40a, and the vaporization assembly 30a is accommodated and placed in the concave cavity 51a.
  • the rigid holder 40a matches the flexible support base 50a in to jointly clamp the vaporization assembly 30a, so that the vaporization assembly 30a is stably held between the rigid holder 40a and the flexible support base 50a.
  • An air inlet channel 52a is provided in one side of the flexible support base 50a, for external air to flow through an air inlet hole on the end cap 20a and the air inlet channel 52a in sequence and enter the vaporization chamber 70a between the rigid holder 40a and the flexible support base 50a during use.
  • the rigid holder 40a is provided with a holding portion 46a extending toward the vaporization assembly 30a, and the vaporization assembly 30a is pressed tightly or held between the rigid holder 40a and the flexible support base 50a by the holding portion 46a.
  • the rigid holder 40a is further provided with an air outlet hole 44a located at the center and opposite to the first insertion hole 41a, and the aerosol in the vaporization chamber 70a is outputted to the aerosol output pipe 11a through the air outlet hole 44a.
  • the rigid holder 40a is further provided with a first protruding edge 442a extending into the vaporization chamber 70a and surrounding the air outlet hole 44a, so as to form a hook-shaped or grooved space 47a between the first protruding edge 442a and the holding portion 46a.
  • the hook-shaped or grooved space 47a is configured to, when the vaporizer 100a is placed flat or upside down, prevent the liquid substrate in the second liquid guide hole 42a from seeping into the air outlet hole 44a through a gap between the holding portion 46a and the vaporization assembly 30a.
  • a surface of the hook-shaped or grooved space 47a is provided with several grooves 471a extending in the width direction and capable of absorbing and holding the liquid substrate flowing into the hook-shaped or grooved space 47a.
  • the rigid holder 40a is further provided with a second protruding edge 441a extending toward the first insertion hole 41a, and an accommodating or holding space 45a defined by an outer wall of the second protruding edge 441a and surrounding the second protruding edge 441a.
  • the holding space 45a is in airflow communication with several capillary grooves 43a on an outer wall of the rigid holder 40a, so that the condensate or liquid in the holding space 45a can be transferred or absorbed to the capillary grooves 43a by capillary absorption and is therefore prevented from seeping through the end cap 20a.
  • the holding space 45a is in airflow communication with the capillary grooves 43a through windows 48a on two sides of the rigid holder 40a.
  • the holding portion 46a of the rigid holder 40a is located between the second liquid guide hole 42a and the first protruding edge 442a
  • the holding portion 46a may also be in a U shape, so as to better match the shape of the vaporization assembly 30a, thereby reducing the gap between the holding portion 46a and the vaporization assembly 30a, and preventing and reducing seeping of the liquid substrate.
  • a third capillary groove 53a extending in the vertical direction is further formed on an inner wall of the vaporization chamber 70a defined by the flexible support base 50a.
  • a function and an objective of the third capillary groove 53a are basically to absorb and hold the condensate of the aerosol generated and accumulated in the vaporization chamber 70a, to prevent the condensate from flowing out of the air inlet channel 52a.
  • a width of the capillary groove 43a and/or the groove 471a and/or the third capillary groove 53a configured to absorb a liquid by a capillary action is preferably maintained at a millimeter level, and is more preferably less than 1 mm.

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  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
EP21893947.8A 2020-11-17 2021-11-17 Vaporisateur et dispositif de vaporisation électronique Pending EP4248779A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202011282645.0A CN114504126A (zh) 2020-11-17 2020-11-17 雾化器及电子雾化装置
PCT/CN2021/131239 WO2022105800A1 (fr) 2020-11-17 2021-11-17 Vaporisateur et dispositif de vaporisation électronique

Publications (2)

Publication Number Publication Date
EP4248779A1 true EP4248779A1 (fr) 2023-09-27
EP4248779A4 EP4248779A4 (fr) 2024-05-22

Family

ID=81547197

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21893947.8A Pending EP4248779A4 (fr) 2020-11-17 2021-11-17 Vaporisateur et dispositif de vaporisation électronique

Country Status (4)

Country Link
US (1) US20230404159A1 (fr)
EP (1) EP4248779A4 (fr)
CN (1) CN114504126A (fr)
WO (1) WO2022105800A1 (fr)

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Publication number Priority date Publication date Assignee Title
US9763477B2 (en) * 2011-03-30 2017-09-19 Shenzhen Kanger Technology Co., Ltd. Ceramic heating elements for electronic cigarettes
KR20130092251A (ko) * 2012-02-10 2013-08-20 황일영 조절형 상부 캡을 구비한 전자 담배
CN103960781A (zh) * 2013-09-29 2014-08-06 深圳市麦克韦尔科技有限公司 电子烟
EP2941970B1 (fr) * 2014-04-28 2021-03-10 Shenzhen First Union Technology Co., Ltd. Dispositif d'inhalation d'aérosol
CN104720114B (zh) * 2015-01-30 2018-07-10 深圳麦克韦尔股份有限公司 电子烟及其雾化装置
EP3153036B1 (fr) * 2015-02-05 2019-11-13 O-Net Automation Technology (Shenzhen) Limited Atomiseur pour cigarette électronique
EP3153037B1 (fr) * 2015-02-06 2020-05-06 O-Net Automation Technology Shenzhen Limited Atomiseur de cigarette électronique
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US10932490B2 (en) * 2018-05-16 2021-03-02 Rai Strategic Holdings, Inc. Atomizer and aerosol delivery device
MX2021010308A (es) * 2019-02-28 2021-09-23 Juul Labs Inc Dispositivo vaporizador con cartucho de vaporizador.
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US11930852B2 (en) * 2019-03-20 2024-03-19 Shenzhen Innokin Technology Co., Ltd. Portable atomization generating device
CN210353177U (zh) * 2019-06-14 2020-04-21 惠州市沛格斯科技有限公司 雾化器
CN211746948U (zh) * 2020-03-09 2020-10-27 常州市派腾电子技术服务有限公司 雾化器及其气溶胶发生装置
CN111657547A (zh) * 2020-05-12 2020-09-15 深圳麦克韦尔科技有限公司 一种雾化装置
CN111657549A (zh) * 2020-05-15 2020-09-15 深圳麦克韦尔科技有限公司 一种电子雾化装置及其雾化器
CN111671149A (zh) * 2020-06-09 2020-09-18 深圳市华诚达精密工业有限公司 液体回收利用雾化装置

Also Published As

Publication number Publication date
US20230404159A1 (en) 2023-12-21
WO2022105800A1 (fr) 2022-05-27
EP4248779A4 (fr) 2024-05-22
CN114504126A (zh) 2022-05-17

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