EP4289295A1 - Atomiseur et dispositif d'atomisation électronique - Google Patents

Atomiseur et dispositif d'atomisation électronique Download PDF

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Publication number
EP4289295A1
EP4289295A1 EP22748864.0A EP22748864A EP4289295A1 EP 4289295 A1 EP4289295 A1 EP 4289295A1 EP 22748864 A EP22748864 A EP 22748864A EP 4289295 A1 EP4289295 A1 EP 4289295A1
Authority
EP
European Patent Office
Prior art keywords
liquid
vaporizer
guide element
substrate
temporary storage
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
EP22748864.0A
Other languages
German (de)
English (en)
Other versions
EP4289295A4 (fr
Inventor
Yuanqiu XIE
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 EP4289295A1 publication Critical patent/EP4289295A1/fr
Publication of EP4289295A4 publication Critical patent/EP4289295A4/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
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A24F40/44—Wicks
    • 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
    • A24F40/10—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
    • A24F40/42—Cartridges or containers for inhalable precursors

Definitions

  • Embodiments of this application relate to the technical field of electronic vaporization devices, and in particular, to a vaporizer and an electronic vaporization device.
  • Tobacco products e.g., cigarettes, cigars, etc.
  • Tobacco products burn tobacco in a using process to generate tobacco smoke. Attempts are made to replace these tobacco-burning products by manufacturing products that release compounds without burning.
  • an example of such products is a heating device that releases compounds by heating rather than burning materials.
  • the materials may be tobacco or other non-tobacco products, where the non-tobacco products may or may not contain nicotine.
  • aerosol-providing products e.g., so-called electronic vaporization devices. These devices usually contain vaporizable liquid, and the liquid is heated to be vaporized, so as to generate an inhalable aerosol.
  • a known electronic vaporization device includes a liquid guide element, and during use, a liquid substrate is sucked by one part of the liquid guide element and then transferred to a part coupled with a heating element for heating and vaporization. According to the above electronic vaporization device, the liquid guide element transfers the liquid substrate too much or too quickly to the part coupled with the heating element, thus forming frying oil in a heating process.
  • a vaporizer configured to vaporize a liquid substrate to generate an aerosol, and including:
  • the vaporizer further includes: air pressure balance channels, the liquid temporary storage spaces being in airflow communication with the vaporization chamber through the air pressure balance channels, and thus being kept substantially same as the atomization chamber in air pressure.
  • the vaporizer further includes:
  • liquid temporary storage spaces are configured to avoid the heating element.
  • the liquid guide element includes first portions and a second portion sequentially arranged in a length direction;
  • the vaporizer further includes: liquid channels, arranged between the liquid storage cavity and the first portions in the longitudinal direction of the vaporizer, and used for providing fluid paths for the liquid substrate in the liquid storage cavity to flow to the first portions.
  • the liquid channels are substantially aligned with the liquid temporary storage spaces in the longitudinal direction of the vaporizer.
  • the liquid channels are further internally provided with porous body materials to adjust a rate of transferring the liquid substrate to the liquid guide element via the liquid channels.
  • the porous body materials are at least partially in contact with the liquid guide element.
  • the vaporizer further includes: the first support is configured to be located on a side of the liquid guide element facing away from the liquid storage cavity in the longitudinal direction of the vaporizer, and configured to at least partially support the liquid guide element.
  • the first support includes support walls for supporting the liquid guide element; and the vaporization chamber and the liquid temporary storage spaces are respectively located on two sides of the support walls.
  • the vaporizer includes:
  • the liquid temporary storage spaces keep saturation of the liquid substrate in the liquid guide element in a suitable state, thus eliminating or slowing down oil frying.
  • an electronic vaporization device including a vaporizer used for vaporizing a liquid substrate to generate an aerosol, and a power supply assembly supplying power to the vaporizer, the vaporizer including the vaporizer described above.
  • the electronic vaporization device includes a vaporizer 100 storing a liquid substrate and vaporizing the liquid substrate to generate an aerosol, and a power supply mechanism 200 supplying power to the vaporizer 100.
  • the power supply mechanism 200 includes a receiving cavity 270 provided at an end in a length direction and used for receiving and accommodating at least part of the vaporizer 100, and first electrical contacts 230 at least partially exposed on a surface of the receiving cavity 270 and used for being electrically connected with the vaporizer 100 to supply power to the vaporizer 100 when at least part of the vaporizer 100 is received and accommodated in the power supply mechanism 200.
  • second electrical contacts 21 are provided at an end of the vaporizer 100 opposite to the power supply mechanism 200 in the length direction, so that when at least part of the vaporizer 100 is received in the receiving cavity 270, the second electrical contacts 21 make contact with and abut against the first electrical contacts 230 to conduct electricity.
  • a seal member 260 is provided in the power supply mechanism 200, and at least part of an internal space of the power supply mechanism 200 is separated by the seal member 260 to form the above receiving cavity 270.
  • the seal member 260 is configured to extend in a cross section direction of the power supply mechanism 200, and is preferably made of a flexible material such as silicone to prevent the liquid substrate seeping from the vaporizer 100 to the receiving cavity 270 from flowing towards components such as a controller 220 and a sensor 250 inside the power supply mechanism 200.
  • the power supply mechanism 200 further includes a battery cell 210 located at an other end facing away from the receiving cavity 270 in the length direction and used for supplying power; and the controller 220 provided between the battery cell 210 and the accommodating cavity, the controller 220 operably guiding a current between the battery cell 210 and the first electrical contacts 230.
  • the power supply mechanism 200 includes the sensor 250, which is used for sensing an inhalation airflow generated by a suction nozzle cap 20 of the vaporizer 100 during inhalation, so that the controller 220 controls the battery cell 210 to output the current to the vaporizer 100 according to a detection signal of the sensor 250.
  • a charging interface 240 is provided in the other end of the power supply mechanism 200 facing away from the receiving cavity 270, and used for supplying power to the battery cell 210.
  • FIGS. 2 to 5 are schematic structural diagrams of an embodiment of the vaporizer 100 in FIG. 1 .
  • the vaporizer 100 includes a main housing 10.
  • the main housing 10 is substantially in a flat cylinder shape, and certainly, a hollow interior of the main housing 10 is a necessary functional device for storing and vaporizing the liquid substrate.
  • the main housing 10 has a near end 110 and a far end 120 opposite to each other in the length direction.
  • the near end 110 is configured as an end for a user to inhale the aerosol, and a suction nozzle A for the user to inhale is provided at the near end 110.
  • the far end 120 is used as an end coupled with the power supply mechanism 200, and the far end 120 of the main housing 10 is an opening on which a detachable end cap 20 is mounted.
  • the opening structure is used for mounting necessary functional components inside the main housing 10.
  • the second electrical contacts 21 penetrate into the vaporizer 100 from a surface of the end cap 20, so that at least parts of the second electrical contacts 21 are exposed outside the vaporizer 100, so as to be able to make contact with the first electrical contacts 230 to conduct electricity.
  • the end cap 20 is further provided with a first air inlet 23, which is used for allowing outside air to enter the vaporizer 100 during inhalation.
  • assembling grooves 22 for accommodating the second electrical contacts 21 are formed in the surface of the end cap 20, so that after assembly, the second electrical contacts 21 are aligned with the surface of the end cap 20.
  • FIGS. 3 to 5 show a schematic diagram of an internal structure of the vaporizer 100 in FIG. 2 and schematic exploded views of part of components of the vaporizer 100 in FIG. 2 .
  • the vaporizer 100 further includes:
  • the liquid guide element 30 can be made of or include a porous ceramic body, fiber cotton, a fiber rope, a porous material, etc.; and the heating element 40 can be made of a resistive metal material, such as iron, nickel, chromium, or alloys thereof.
  • the vaporization assembly is assembled and fixed in the main housing 10 through a rigid upper support 50 and a flexible lower support 60.
  • the upper support 50 and the lower support clamp the liquid guide element 30 from an upper side and a lower side, respectively, so that the liquid guide element 30 is kept between the upper support 50 and the lower support 60.
  • the vaporizer 100 further includes a seal element 70, at least part of the seal element 70 is located between the upper support 40 and the liquid storage cavity 12 to seal the liquid storage cavity 12.
  • the seal element 70 at least partially covers a surface of the upper support 50, so that the seal element 70 is supported by the upper support 50.
  • a first insertion hole 72 for insertion of the smoke output pipe 11 is provided in the seal element 70.
  • the vaporizer 100 internally forms a vaporization chamber at least partially surrounding the vaporization assembly, and specifically, at least partially surrounding the liquid guide element 30 and/or the heating element 40.
  • the vaporization chamber is defined between the upper support 50 and the lower support 60.
  • the upper support 50 is provided with a first cavity 53 close to the heating element 40
  • the lower support 60 is provided with a second cavity 63 close to the heating element 40, so that spaces of the first cavity 53 and the second cavity 63 jointly form the vaporization chamber for aerosol release.
  • a second air inlet 62 for air to enter the vaporization chamber is provided in the lower support 60.
  • a first insertion hole 52 for connection of the smoke output pipe 11 is provided in the upper support 50.
  • the outside air sequentially passes through the first air inlet 23 in the end cap 20 and the second air inlet 62 to enter the vaporization chamber, and carries the generated aerosol to be output from the smoke output pipe 11.
  • first liquid guide holes 71 are provided in the seal element 70, and second liquid guide holes 51 are provided in the upper support 50.
  • the liquid substrate in the liquid storage cavity 12 sequentially passes through the first liquid guide holes 71 and the second liquid guide holes 51 to be transferred to and sucked by the liquid guide element 30.
  • the liquid guide element 30 includes first portions 31 close to two side ends in the length direction, and after assembly, the first portions 31 are opposite to the second liquid guide holes 51, so that the liquid substrate is sucked by the first portions 31.
  • the liquid guide element 30 further includes a second portion 32 close to the center, and the heating element 40 surrounds the second portion 32. After assembly, the second portion 32 is surrounded by the vaporization chamber.
  • porous body materials 80 are provided in the second liquid guide holes 51.
  • the porous body materials 80 are prepared from sponge bodies, fiber cotton, etc., for example.
  • the porous body materials 80 can include porous foam, porous polyurethane, porous ceramic bodies, etc.
  • the porous body materials 80 After assembly, the porous body materials 80 abut against the first portions 31 of the liquid guide element 30.
  • the porous body materials 80 are used for adjusting an amount of a liquid substrate transferred from the second liquid guide holes 51 to the first portions 31 of the liquid guide element 30, so as to avoid the liquid substrate from being quickly and excessively sucked by the liquid guide element 30, thus slowing down oil frying in the heating process.
  • the lower support 60 as a whole is substantially shaped like a hollow cup and the like.
  • Two support walls 61 sequentially arranged in the width direction are provided in the lower support 60.
  • the support walls 61 extend in the longitudinal direction of the main housing 10, and the liquid guide element 30 is supported and held by the support walls 61 from the lower side.
  • the above second cavity 62 is defined or formed between the two support walls 61.
  • the two ends of the assembled liquid guide element 30 abut against side walls of the lower support 60 in the width direction, respectively.
  • the lower support 60 is further internally provided with liquid temporary storage cavities 64 defined between the support walls 61 and the side walls of the lower support 60.
  • the liquid temporary storage cavities 64 are used for temporarily storing a surplus or excess liquid substrate transferred to the first portions 31, or storing the surplus or excess liquid substrate seeping from the first portions 31.
  • the excess liquid substrate is prevented from being transferred to the second portion 32, thus slowing down oil frying.
  • the liquid substrate in the liquid temporary storage cavities 64 can further be sucked by the first portions 31 and then replenished into the second portion 32.
  • air pressure balance channels 641 penetrating from inner walls of the liquid temporary storage cavities 64 towards a surface of the end cap 20 are further provided on the lower support 60.
  • the air pressure balance channels 641 communicate with the first air inlet 23.
  • the air pressure in the vaporization chamber When a user inhales through the suction nozzle A and a negative pressure is formed, the air pressure in the vaporization chamber will be decreased to the negative pressure; and at this time, if the pressure in the liquid temporary storage cavities 64 is still not changed and thus greater than that in the vaporization chamber, a pressure difference drives the liquid substrate in the first portions 31 to be transferred to the second portion 32, causing the liquid substrate in the second portion 32 to be excessive, resulting in oil frying.
  • the air pressure in the liquid temporary storage cavities 64 is also decreased to the same negative pressure as the vaporization chamber.
  • the second portion 32 can only suck the liquid substrate from the first portions 31 through capillary force drive, so that saturation of the liquid substrate sucked in the second portion 32 is kept in a suitable state, thus eliminating or slowing down oil frying.
  • grooves 611 extending in the longitudinal direction are provided in surfaces of the support walls 61 adjacent to the liquid temporary storage cavities 64.
  • the grooves 611 are used for guiding the liquid substrate seeping from a surface of the first portion 31 into the liquid temporary storage cavities 64.
  • pin fixing grooves 65 are provided in a side of the lower support 60 facing the end cap 20 to allow pin portions 41 of the heating element 40 to penetrate through the lower support 60 from the interior of the second cavity 63 and then to be fixedly held in the pin fixing grooves 65 so as to conduct electricity at the second electrical contacts 21.
  • ends of the air pressure balance channels 641 facing the end cap 20 are always kept in an opening state.
  • the smoke output pipe 11 penetrates through a second insertion hole 52 of the upper support 50, and the smoke output pipe 11 is provided with an air inlet end 111 at least partially exposed in the first cavity 53 of the upper support 50.
  • the air inlet end 111 of the smoke output pipe 11 is provided with notches 112 located in two sides in the width direction.
  • Protrusions 54 are provided on an inner wall of the first cavity 53 of the upper support 50.

Landscapes

  • Catching Or Destruction (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
  • Nozzles (AREA)
EP22748864.0A 2021-02-02 2022-01-19 Atomiseur et dispositif d'atomisation électronique Pending EP4289295A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202120315009.7U CN215347013U (zh) 2021-02-02 2021-02-02 雾化器及电子雾化装置
PCT/CN2022/072786 WO2022166585A1 (fr) 2021-02-02 2022-01-19 Atomiseur et dispositif d'atomisation électronique

Publications (2)

Publication Number Publication Date
EP4289295A1 true EP4289295A1 (fr) 2023-12-13
EP4289295A4 EP4289295A4 (fr) 2024-08-14

Family

ID=79622356

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22748864.0A Pending EP4289295A4 (fr) 2021-02-02 2022-01-19 Atomiseur et dispositif d'atomisation électronique

Country Status (4)

Country Link
US (1) US20240114968A1 (fr)
EP (1) EP4289295A4 (fr)
CN (1) CN215347013U (fr)
WO (1) WO2022166585A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114847528A (zh) * 2021-01-20 2022-08-05 深圳市合元科技有限公司 雾化器及电子雾化装置
CN215347013U (zh) * 2021-02-02 2021-12-31 深圳市合元科技有限公司 雾化器及电子雾化装置
CN118044644A (zh) * 2022-11-16 2024-05-17 深圳市合元科技有限公司 雾化器及电子雾化装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT510405B1 (de) * 2011-02-11 2012-04-15 Helmut Dr Buchberger Inhalatorkomponente
WO2014172834A1 (fr) * 2013-04-22 2014-10-30 吉瑞高新科技股份有限公司 Cigarette électronique et procédé d'assemblage d'atomiseur associé
CN204070572U (zh) * 2014-08-20 2015-01-07 深圳市合元科技有限公司 雾化器及电子烟
CN204232296U (zh) * 2014-10-24 2015-04-01 深圳市合元科技有限公司 烟碱液雾化器及包括该烟碱液雾化器的吸烟装置
CN207151928U (zh) * 2014-12-08 2018-03-30 惠州市吉瑞科技有限公司深圳分公司 雾化组件和电子烟
CN110856554A (zh) * 2018-08-07 2020-03-03 上海新型烟草制品研究院有限公司 一种储液组件、雾化器及电子烟
US20200128874A1 (en) * 2018-10-17 2020-04-30 Juul Labs, Inc. Cartridge for a vaporizer device
GB201902220D0 (en) * 2019-02-18 2019-04-03 Nicoventures Trading Ltd Aerosol provision systems
CN110893016A (zh) * 2019-11-19 2020-03-20 深圳麦克韦尔科技有限公司 雾化器及电子雾化装置
CN211960908U (zh) * 2019-11-25 2020-11-20 深圳麦克韦尔科技有限公司 雾化器和电子雾化装置
CN111657548A (zh) * 2020-05-15 2020-09-15 深圳麦克韦尔科技有限公司 电子雾化装置及其雾化器
CN111631437A (zh) * 2020-05-29 2020-09-08 深圳麦克韦尔科技有限公司 雾化器及电子雾化装置
CN215347013U (zh) * 2021-02-02 2021-12-31 深圳市合元科技有限公司 雾化器及电子雾化装置

Also Published As

Publication number Publication date
CN215347013U (zh) 2021-12-31
WO2022166585A1 (fr) 2022-08-11
EP4289295A4 (fr) 2024-08-14
US20240114968A1 (en) 2024-04-11

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