EP4381978A1 - Dispositif de génération d'aérosol - Google Patents

Dispositif de génération d'aérosol Download PDF

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Publication number
EP4381978A1
EP4381978A1 EP22852210.8A EP22852210A EP4381978A1 EP 4381978 A1 EP4381978 A1 EP 4381978A1 EP 22852210 A EP22852210 A EP 22852210A EP 4381978 A1 EP4381978 A1 EP 4381978A1
Authority
EP
European Patent Office
Prior art keywords
base
aerosol generation
generation device
fixing base
extending portion
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
EP22852210.8A
Other languages
German (de)
English (en)
Inventor
Zexin WU
Supeng KUAI
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 EP4381978A1 publication Critical patent/EP4381978A1/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
    • 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
    • A24F40/20—Devices using solid 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
    • A24F47/00—Smokers' requisites not otherwise provided for

Definitions

  • Embodiments of this application relate to the field of cigarette device technologies, and in particular, to an aerosol generation device.
  • An existing aerosol generation device is provided with a heating needle that can be inserted into an aerosol generation product for heating to generate inhalable aerosols.
  • the heating needle is generally provided with a flange, so that assembly is facilitated and a problem such as an excessively high temperature at a bottom portion can be avoided.
  • a problem of this aerosol generation device is that a contact area between the flange and a housing component is large, resulting in serious heat loss of the heating needle.
  • This application provides an aerosol generation device to reduce a contact area between a flange of the aerosol generation device and a housing component, thereby reducing heat loss of a heating needle.
  • This application provides an aerosol generation device, including:
  • a specific gap is at least partially kept between the base and the fixing base; and a contact area between the base and the fixing base is reduced, heat loss of the heater caused by the contact between the base and the fixing base is avoided, and a surface temperature of the aerosol generation device can be reduced.
  • an aerosol generation device 100 provided in a first implementation of this application includes an upper cover 10, an extractor 20, a heat insulating assembly 30, a heating assembly 40, a sealing member 50, and a power supply assembly 60.
  • the power supply assembly 60 includes a substantially tubular housing 61, a battery core 62 disposed in the housing 61, a holder 63, a first circuit board 64, a second circuit board 65, and a button 66.
  • the battery core 62 is configured to supply power.
  • the battery core 62 is a rechargeable battery core.
  • the holder 63 includes a heat insulating chamber 63a, a first accommodating chamber 63b, a second accommodating chamber 63c, a mounting surface 63d, a fixing hole 63e, a step 63f, a slot 63g, a support plate 63h, a convex buckle 63i, and a second bump 63j.
  • the second accommodating chamber 63c is located in the first accommodating chamber 63b.
  • the second accommodating chamber 63c is configured to accommodate a vibration motor (not shown in the figure).
  • the vibration motor is electrically connected to the first circuit board 64.
  • a surface of the first circuit board 64 is mounted on the mounting surface 63d, and an end thereof is disposed on the support plate 63h.
  • the first circuit board 64 is fixed on the mounting surface 63d through engagement between a fixing member (such as a screw) and the fixing hole 63e.
  • the button 66 is electrically connected to the first circuit board 64 and is assembled on a surface of the first circuit board 64 to which the button is electrically connected.
  • the button 66 runs through the housing 61 and is exposed outside the housing 61.
  • the first circuit board 64 is configured for overall control of the aerosol generation device 100.
  • the second circuit board 65 is electrically connected to the first circuit board 64 and is configured for charging management of the rechargeable battery core 62.
  • One ends of three electrodes are electrically connected to the second circuit board 65, and the other ends are exposed at an end of the housing 61.
  • the heat insulating assembly 30 includes an outer cylinder 31, an inner cylinder 32, and a magnetic member 33.
  • the outer cylinder 31 is sleeved on the inner cylinder 32 and includes a tubular body 31a and an extending portion 31b extending from the body 31a in a direction away from the body 31a.
  • the extending portion 31b is substantially in a semi-tube shape.
  • the inner cylinder 32 also includes a tubular body 312a and an extending portion 32b.
  • the outer cylinder 31 is provided with a fastening hole 31a1, an accommodating groove 31a2, and an end portion 31a3, and the magnetic member 33 is accommodated in the accommodating groove 31a2.
  • the extending portion 32b of the inner cylinder 32 moves downward close to the side wall of the holder 63 and is fixed in the slot 63g, and the extending portion 31b of the outer cylinder 31 abuts against an edge of the slot 63g. Further, the fastening hole 31a1 matches the convex buckle 63i to connect the outer cylinder 31 to the holder 63 in a fastening manner.
  • the upper cover 10 is sleeved on the heat insulating assembly 30 and the extractor 20, and the upper cover 10 abuts against an end portion of the extractor 20.
  • the upper cover 10 is flush with the housing 61 of the power supply assembly 60, keeping the appearance neat and consistent.
  • the upper cover 10 is further provided with an opening.
  • the aerosol generation product 200 is removably received in the heating chamber A through the opening.
  • the heat assembly 40 includes a heater 41, a base 42, and a fixing base 43.
  • the heater 41 is configured to heat the aerosol generation product 200 received in the heating chamber A to generate inhalable aerosols.
  • the heater 41 may be constructed in a shape of a needle or a sheet, and a proximal end thereof may run through an end of the extractor 20 (the end of the extractor 20 that extends into the inner cylinder 32 is provided with a through hole), and is inserted into the aerosol generation product 200 received in the heating chamber A.
  • a distal end of the heater 41 is kept in the base 42, and the fixing base 43 is configured to keep the base 42.
  • the heater 41 and the base 42 may be integrally formed, or may be formed separately.
  • An inner wall of the base body 43a is provided with a plurality of convex edges 43d that are spaced apart. In this way, when the base 42 is accommodated in the accommodating room 43c, the convex edges 43d abut against the base 42, so that a specific gap is at least partially kept between the base 42 and the fixing base 43.
  • An outer wall of the base 42 and the inner wall of the base body substantially include four surfaces, and a contact area between the convex edges 43d and the base 42 is less than a surface area of a surface of the outer wall of the base 42.
  • the contact area between the convex edges 43d and the base 42 is less than half of the surface area of the surface; further preferably, the contact area between the convex edges 43d and the base 42 is less than one quarter of the surface area of the surface; further preferably, the contact area between the convex edges 43d and the base 42 is less than one-sixth of the surface area of the surface; further preferably, the contact area between the convex edges 43d and the base 42 is less than one-eighth of the surface area of the surface; and further preferably, the contact area between the convex edges 43d and the base 42 is less than one-sixteenth of the surface area of the surface. In this way, a contact area between the base 42 and the fixing base 43 is reduced by arranging the convex edges 43d, thereby avoiding heat loss of the heater 41.
  • the fixing base 43 may be configured to surround at least part of the base 42.
  • a contact area between the first spacer and the base 42 is less than a surface area of the outer wall of the base 42 or a surface area of any surface of the outer wall of the base 42; or a contact area between the first spacer and the fixing base 43 is less than a surface area of an inner wall of the fixing base 43 or a surface area of any surface of the inner wall of the fixing base 43.
  • the fixing base 43 further includes a first extending portion 43e extending radially from the second open end.
  • the base 42 may be kept on the first extending portion 43e.
  • the first extending portion 43e is provided with a first bump 43f extending toward the first open end, so that a specific gap is at least partially kept between the base 42 and the first extending portion 43e.
  • a second spacer similar to the first bump 43f may be disposed between the base 42 and the first extending portion 43e, to at least partially keep a specific gap between the base 42 and the first extending portion 43e.
  • the second extending portion 43b is kept on an end portion of the holder 63.
  • the second extending portion 43b may directly abut against the end portion of the holder 63 and be sealed by gluing.
  • the end portion of the holder 63 is provided with a plurality of second bumps 63j that are spaced apart and protrude toward the second extending portion 43b.
  • the second extending portion 43b abuts against the second bumps 63j, which helps reduce a contact area between the second extending portion 43b and the holder 63, avoid heat loss of the heater 41, and prevent a temperature of the housing 61 from being too high.
  • the heat insulating chamber 63a When the second extending portion 43b is kept on the end portion of the holder 63, the heat insulating chamber 63a at least partially surrounds the base body 43a. Through arrangement of the heat insulating chamber 63a, heat transferred to the holder 63 may be reduced and the temperature of the housing 61 may be prevented from being too high. It may be understood that the heat insulating chamber 63a may perform heat insulation by sealing air, arranging heat insulating materials, vacuuming, and the like.
  • FIG. 10 is a schematic cross-sectional view of a fixing base according to a second implementation of this application.
  • the fixing base 430 includes a base body 430a, a second extending portion 430b, an accommodating room 430c, convex edges 430d, and a first extending portion 430e. These components are similar to those shown in FIG. 7 . For details, reference may be made to the foregoing content and the details are not described herein again.
  • the fixing base 430 further includes a third extending portion 430g extending axially from the second extending portion 430b toward the proximal end of the heater.
  • the third extending portion 430g may be inserted into the aerosol generation product 200 received in the heating chamber A to transfer heat of the fixing base 430 to the aerosol generation product 200.
  • the third extending portion 430g may be made of a material different from other components.
  • a heat conductivity of the third extending portion 430g is greater than a heat conductivity of the base body 430a and/or a heat conductivity of the second extending portion 430b, thereby helping transfer the heat of the fixing base 430 to the aerosol generation product 200.
  • the third extending portion 430g may be made of a material same as other components, and the fixing base 430 may further include a heat conducting member (not shown) disposed on the third extending portion 430g, where the heat conducting member is configured to transfer the heat of the fixing base 430 to the aerosol generation product 200.
  • FIG. 11 to FIG. 16 are schematic diagrams of an aerosol generation device and other components according to a third implementation of this application.
  • the heater 410 is configured to be penetrated by a variable magnetic field to generate heat.
  • the first spacer includes a second convex edge 420a formed on an outer wall of the base 420.
  • a plurality of second convex edges 420a are spaced apart.
  • the base 420 and the fixing base 4300 are configured to be connected in a fastening manner.
  • an outer wall of the base 420 is provided with a convex buckle 420b
  • a side wall of the fixing base 4300 that is close to the second open end is provided with a fastening hole 4300i matching the convex buckle 420b.
  • the fixing base 4300 includes a fourth extending portion 4300h extending axially from the second extending portion 4300b toward the holder 630.
  • the second extending portion 4300b is kept on a step 630j of the holder through the fourth extending portion 4300h, and the step 630j is formed in the heat insulating chamber 630a.
  • the fourth extending portion 4300h may be a plurality of bumps that are spaced apart to reduce a contact area between the fixing base 4300 and the holder.
  • the aerosol generation device further includes a sealing member 440, and the sealing member 440 is disposed between the base 420 and the fixing base 4300.
  • An axial distance between the sealing member 440 and the heater 410 is less than an axial distance between the first spacer and the heater 410, that is, the sealing member 440 is disposed closer to a proximal end of the heater 410 relative to the second convex edge 420a.
  • the sealing member 440 includes a body 440a and a deviation portion 440b.
  • the body 440a and the deviation portion 440b are integrally formed.
  • the body 440a is sleeved on the base 420.
  • An end of the deviation portion 440b is disposed on the body 440a, and an other end deviates from the body 440a and abuts against the fixing base 4300. In this way, a contact area between the sealing member 440 and the fixing base 4300 is reduced, thereby reducing heat transfer.
  • a longitudinal cross-section of the sealing member 440 is in an inverted V shape.
  • An included angle ⁇ between the deviation portion 440b and the body 440a is less than 90°; further preferably, the included angle ⁇ between the deviation portion 440b and the body 440a is less than 60°; and further preferably, the included angle ⁇ between the deviation portion 440b and the body 440a is less than 45°.
  • the sealing member 440 may be a liquid sealant, and it is also feasible to implement sealing between the base 420 and the fixing base 4300 through the liquid sealant.

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  • Resistance Heating (AREA)
EP22852210.8A 2021-08-02 2022-08-02 Dispositif de génération d'aérosol Pending EP4381978A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202110881326.XA CN115701330A (zh) 2021-08-02 2021-08-02 气溶胶生成装置
PCT/CN2022/109780 WO2023011498A1 (fr) 2021-08-02 2022-08-02 Dispositif de génération d'aérosol

Publications (1)

Publication Number Publication Date
EP4381978A1 true EP4381978A1 (fr) 2024-06-12

Family

ID=85142447

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22852210.8A Pending EP4381978A1 (fr) 2021-08-02 2022-08-02 Dispositif de génération d'aérosol

Country Status (3)

Country Link
EP (1) EP4381978A1 (fr)
CN (1) CN115701330A (fr)
WO (1) WO2023011498A1 (fr)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9220302B2 (en) * 2013-03-15 2015-12-29 R.J. Reynolds Tobacco Company Cartridge for an aerosol delivery device and method for assembling a cartridge for a smoking article
CN207040890U (zh) * 2017-06-20 2018-02-27 深圳市合元科技有限公司 一种电磁加热电子烟
CN112656033A (zh) * 2019-10-16 2021-04-16 深圳市合元科技有限公司 气雾生成装置、感受器及温度监测方法
CN110537744B (zh) * 2019-10-17 2024-03-29 深圳市优维尔科技有限公司 一种气动开关保护罩、主机及电子烟
CN212117073U (zh) * 2019-12-09 2020-12-11 深圳市合元科技有限公司 气雾生成装置
CN212117076U (zh) * 2020-01-08 2020-12-11 深圳市合元科技有限公司 气雾生成装置
CN212464912U (zh) * 2020-03-26 2021-02-05 深圳市合元科技有限公司 气溶胶生成装置
CN111838774A (zh) * 2020-08-03 2020-10-30 惠州市沛格斯科技有限公司 加热模组和发烟装置
CN113171733A (zh) * 2020-12-01 2021-07-27 深圳市卓力能技术有限公司 一种隔热结构及气溶胶发生装置
CN215958357U (zh) * 2021-08-02 2022-03-08 深圳市合元科技有限公司 气溶胶生成装置

Also Published As

Publication number Publication date
CN115701330A (zh) 2023-02-10
WO2023011498A1 (fr) 2023-02-09

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