US20170251729A1 - Atomizer and electronic cigarette having same - Google Patents

Atomizer and electronic cigarette having same Download PDF

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Publication number
US20170251729A1
US20170251729A1 US15/604,554 US201715604554A US2017251729A1 US 20170251729 A1 US20170251729 A1 US 20170251729A1 US 201715604554 A US201715604554 A US 201715604554A US 2017251729 A1 US2017251729 A1 US 2017251729A1
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US
United States
Prior art keywords
heating body
liquid
atomizer
conducting element
electronic cigarette
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.)
Abandoned
Application number
US15/604,554
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English (en)
Inventor
Yonghai Li
Zhongli Xu
Shuyun Hu
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
Assigned to SHENZHEN FIRST UNION TECHNOLOGY CO., LTD. reassignment SHENZHEN FIRST UNION TECHNOLOGY CO., LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: Hu, Shuyun, LI, Yonghai, XU, Zhongli
Publication of US20170251729A1 publication Critical patent/US20170251729A1/en
Abandoned legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M15/00—Inhalators
    • A61M15/06—Inhaling appliances shaped like cigars, cigarettes or pipes
    • A24F47/008—
    • 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
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M11/00—Sprayers or atomisers specially adapted for therapeutic purposes
    • A61M11/04—Sprayers or atomisers specially adapted for therapeutic purposes operated by the vapour pressure of the liquid to be sprayed or atomised
    • A61M11/041—Sprayers or atomisers specially adapted for therapeutic purposes operated by the vapour pressure of the liquid to be sprayed or atomised using heaters
    • A61M11/042—Sprayers or atomisers specially adapted for therapeutic purposes operated by the vapour pressure of the liquid to be sprayed or atomised using heaters electrical
    • 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

Definitions

  • the present invention relates to electronic cigarettes, and particularly to an atomizer and an electronic cigarette using same.
  • an atomizer in an electronic cigarette, includes a heating element and a liquid conducting element in contact with the heating element.
  • the heating element is a heating wire
  • the heating wire is spirally wound around the liquid conducting element.
  • a contact surface between the heating wire and the liquid conducting element is small. Accordingly, an amount of aerosol generated by the atomizer is small, rendering some users unsatisfactory.
  • An exemplary atomizer includes a housing and an atomizing core arranged in the housing.
  • the housing defines a liquid chamber configured for accommodating tobacco liquid.
  • the atomizing core is configured for atomizing the tobacco liquid to form aerosol.
  • the atomizing core includes a hollow tubular heating body and a liquid conducting element wrapping around the heating body.
  • the liquid conducting element is configured guiding the tobacco liquid in the liquid chamber to the heating body for atomization.
  • the heating body defines a passage for aerosol.
  • the heating body is made of metal.
  • the heating body includes a sidewall defining a plurality of openings.
  • FIG. 1 is a partially cut-off view of an atomizer according to an embodiment.
  • FIG. 2 is a partially cut-off view of an atomizing core of the atomizer of FIG. 1 .
  • FIG. 3 is a heating body according to a first embodiment.
  • FIG. 4 is a heating body according to a second embodiment.
  • FIG. 5 is a heating body according to a third embodiment.
  • FIG. 6 is an electronic cigarette according to a fourth embodiment.
  • outside refers to a region that is beyond the outermost confines of a physical object.
  • inside indicates that at least a portion of a region is partially contained within a boundary formed by the object.
  • substantially is defined to be essentially conforming to the particular dimension, shape or other word that substantially modifies, such that the component need not be exact. For example, substantially cylindrical means that the object resembles a cylinder, but can have one or more deviations from a true cylinder.
  • comprising when utilized, means “including, but not necessarily limited to”; it specifically indicates open-ended inclusion or membership in the so-described combination, group, series and the like.
  • the atomizer 10 includes a housing 101 , and an atomizing core 103 in the housing 101 .
  • the housing 101 defines a liquid chamber 102 for containing tobacco liquid.
  • the atomizing core 103 is configured (i.e., structured and arranged) for atomizing the tobacco liquid to form aerosol.
  • An end cover 108 is provided at an end of the housing 101 , and the end cover 108 includes a mouthpiece 109 for inhaling aerosol.
  • the end cover 108 is detachably connected to the housing 101 , and is configured for sealing a top opening of the liquid chamber 102 . Tobacco liquid can be filled into the liquid chamber 102 when screwing off the end cover 108 .
  • An electrical connecting assembly 106 is detachably provided at the other end of the housing 101 .
  • the electrical connecting assembly 106 includes a plurality of screw threads 107 for connecting with an external power supply.
  • the atomizing core 103 acquires power via the electrical connecting assembly 106 .
  • the atomizing core 103 is detachably arranged on the electrical connecting assembly 106 , and is in the liquid chamber 102 . When the electrical connecting assembly 106 is detached, the atomizing core 103 can be replaced easily.
  • the atomizing core 103 includes a hollow tubular heating body 20 and a liquid conducting element 105 wrapping around the heating body 20 .
  • the liquid conducting element 105 is configured for guiding the tobacco liquid in the liquid chamber 102 to the heating body 20 for atomization.
  • the heating body 20 defines a passage 202 allowing the aerosol to flow out.
  • the heating body 20 is made of metallic material, and defines a plurality of openings evenly arranged in a sidewall.
  • the heating body 20 is made of metallic material with a certain electrical resistivity and a relatively high strength. Quite usefully, the heating body 20 is made of 316 stainless steel, 304 stainless steel, nickel chromium alloy, or iron-chromium-aluminum alloy.
  • the liquid conducting element 105 may be made of cotton cloth, fiber cotton, or glass fiber or other porous material.
  • the heating body 20 is a metallic tube, and is in fully contact with the liquid conducting element 105 , so that the tobacco liquid in the liquid conducting element 105 is heated uniformly.
  • An air pipe 120 is further provided in the liquid chamber 102 .
  • a top end of the air pipe 120 is connected to the mouthpiece 109 , and a bottom end of the air pipe 120 is connected with the atomizing core 103 . Since the heating body 20 is arranged in the atomizing core 103 , the mouthpiece 109 is connected with the passage 202 of the heating body 20 via the air pipe 120 , so that the aerosol in the passage 202 can be expelled via the mouthpiece 109 .
  • a cover body 104 is provided nesting the air pipe 120 .
  • a top end of the cover body 104 is connected with the end cover 108 , and the cover body 104 is movable together with the end cover 108 .
  • a bottom end of the cover body 104 hermetically abuts against a bottom of the liquid chamber 102 driven by a spring.
  • the cover body 104 nests the atomizing core 103 , and the tobacco liquid in the liquid chamber 102 cannot flow into the atomizing core, thus avoiding liquid leakage during process of injecting tobacco liquid.
  • the end cover 108 is capable of driving the cover body 104 to move upwards, so that the tobacco liquid in the liquid chamber 102 flows into the atomizing core 103 .
  • the atomizing core 103 further includes a cylindrical shell 110 .
  • the heating body 20 and the liquid conducting element 105 are received in the shell 110 .
  • the shell 110 defines a plurality of liquid inlets 111 in a sidewall.
  • the tobacco liquid in the liquid chamber 102 can enter the liquid conducting element 105 via the liquid inlets 111 and be conveyed to the heating body 20 .
  • the shell 110 includes an air inlet 112 and an air outlet 113 at two opposite ends.
  • the air inlet 112 and the air outlet 113 are in communication with each other via the passage 202 in the heating body 20 .
  • the shell 110 includes a plurality of screw threads 114 adjacent to the air outlet 113 .
  • the screw threads 114 are configured for connecting with the air pipe 120 .
  • the shell 110 further includes a plurality of screw threads 115 adjacent to the air inlet 112 .
  • the screw threads 115 are configured for connecting with the electrical connecting assembly 106 .
  • a heating body 20 is shown.
  • the heating body 20 is formed by a metal foil.
  • a plurality of openings are formed in the metal foil by punching, the openings may be hexagon openings 201 .
  • the metal foil is rolled to form a tube body by welding.
  • two electrode parts 202 , 203 are formed at two ends of the tube body.
  • the electrode parts 202 , 203 are connected to a positive electrode and a negative electrode of the electrical connecting assembly 106 , respectively.
  • the heating body 20 can heat uniformly. Further, a contact surface between the heating body 20 and the liquid conducting element 105 is large. Accordingly, an amount of aerosol generated by the heating body 20 is large.
  • the heating body 30 is made of a metallic tube.
  • the metallic tube defines a passage 302 for aerosol extending through the metallic tube.
  • Two ends of the metallic tube are connected with electrode parts 303 , 304 .
  • the metallic tube defines a plurality of strip shaped openings 301 .
  • the strip shaped openings 301 are not in communication with each other, and may be formed by etching. Quite usefully, the openings 301 extend along a circumferential direction of the sidewall.
  • the openings 301 in two adjacent rows are in a staggered fashion. It is to be understood that, in other embodiments, the openings 301 may extend along an axial direction of the tube body.
  • a heating body 40 according to a third embodiment is shown, in which electrode parts are omitted.
  • the heating body 40 is formed by knitting a plurality of heating wires or stripe shaped heating plates spirally. Taking the stripe shaped heating plate for an example, the heating body 40 includes a plurality of groups of heating plates 402 , 403 . The heating plates 402 , 403 are crossed with each and knitted together. A plurality of openings 401 are evenly defined in the heating body 40 . To achieve a stable structure, an intersecting point between the heating plates 402 , 403 may be welded.
  • the electronic cigarette 60 includes the above atomizer 10 and a power supply 50 connected to the atomizer 10 .
  • the electrical connecting assembly 106 of the atomizer 10 is connected to the power supply 50 via screw threads. In this way, the heating body 20 , 30 or 40 is electrically connected with the power supply.
US15/604,554 2016-05-27 2017-05-24 Atomizer and electronic cigarette having same Abandoned US20170251729A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201620493855.7 2016-05-27
CN201620493855.7U CN205728069U (zh) 2016-05-27 2016-05-27 雾化器和应用该雾化器的电子烟

Publications (1)

Publication Number Publication Date
US20170251729A1 true US20170251729A1 (en) 2017-09-07

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US15/604,554 Abandoned US20170251729A1 (en) 2016-05-27 2017-05-24 Atomizer and electronic cigarette having same

Country Status (3)

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US (1) US20170251729A1 (zh)
EP (1) EP3216359A1 (zh)
CN (1) CN205728069U (zh)

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US20170224018A1 (en) * 2016-04-22 2017-08-10 Shenzhen First Union Technology Co., Ltd. Atomizer of electronic cigarette, ceramic heating atomizing core and ceramic heater therein
USD825102S1 (en) 2016-07-28 2018-08-07 Juul Labs, Inc. Vaporizer device with cartridge
US10045568B2 (en) 2013-12-23 2018-08-14 Juul Labs, Inc. Vaporization device systems and methods
US10045567B2 (en) 2013-12-23 2018-08-14 Juul Labs, Inc. Vaporization device systems and methods
US10058130B2 (en) 2013-12-23 2018-08-28 Juul Labs, Inc. Cartridge for use with a vaporizer device
US10076139B2 (en) 2013-12-23 2018-09-18 Juul Labs, Inc. Vaporizer apparatus
US10104915B2 (en) 2013-12-23 2018-10-23 Juul Labs, Inc. Securely attaching cartridges for vaporizer devices
US10111470B2 (en) 2013-12-23 2018-10-30 Juul Labs, Inc. Vaporizer apparatus
USD836541S1 (en) 2016-06-23 2018-12-25 Pax Labs, Inc. Charging device
USD842536S1 (en) 2016-07-28 2019-03-05 Juul Labs, Inc. Vaporizer cartridge
US10244793B2 (en) 2005-07-19 2019-04-02 Juul Labs, Inc. Devices for vaporization of a substance
US10279934B2 (en) 2013-03-15 2019-05-07 Juul Labs, Inc. Fillable vaporizer cartridge and method of filling
USD849996S1 (en) 2016-06-16 2019-05-28 Pax Labs, Inc. Vaporizer cartridge
USD851830S1 (en) 2016-06-23 2019-06-18 Pax Labs, Inc. Combined vaporizer tamp and pick tool
US10405582B2 (en) 2016-03-10 2019-09-10 Pax Labs, Inc. Vaporization device with lip sensing
US10512282B2 (en) 2014-12-05 2019-12-24 Juul Labs, Inc. Calibrated dose control
US10537138B2 (en) * 2016-11-02 2020-01-21 Shenzhen First Union Technology Co., Ltd. Atomizer and electronic cigarette having same
WO2020024155A1 (en) 2018-08-01 2020-02-06 Fontem Holdings 1 B.V. Electronic vaporizing device with thin film heating member
USD887632S1 (en) 2017-09-14 2020-06-16 Pax Labs, Inc. Vaporizer cartridge
US10701976B2 (en) 2016-12-12 2020-07-07 VMR Products, LLC Vaporizer cartridge
US10729181B2 (en) 2015-07-09 2020-08-04 Philip Morris Products S.A. Heater assembly for an aerosol-generating system
US10865001B2 (en) 2016-02-11 2020-12-15 Juul Labs, Inc. Fillable vaporizer cartridge and method of filling
US10881145B2 (en) * 2017-04-25 2021-01-05 Shenzhen First Union Technology Co., Ltd. Aerosol generation component and assembly method thereof and atomizer and electronic cigarette
US10893704B2 (en) 2016-12-12 2021-01-19 VMR Products, LLC Vaporizer
US11096425B2 (en) * 2018-03-16 2021-08-24 Shenzhen First Union Technology Co., Ltd. Heating device, atomizer and electronic cigarette having same
US20210298361A1 (en) * 2018-12-13 2021-09-30 Changzhou Patent Electronic Technology Co., LTD Atomizing head, atomizer and electronic cigarette
US20220071286A1 (en) * 2020-09-07 2022-03-10 Shenzhen Eigate Technology Co., Ltd. Ceramic atomizer
JP2022523395A (ja) * 2019-03-15 2022-04-22 ニコベンチャーズ トレーディング リミテッド 蒸気供給システム用のヒータ
US11490463B2 (en) * 2019-01-05 2022-11-01 Shenzhen First Union Technology Co., Ltd. Atomizing core
EP4118986A4 (en) * 2021-03-29 2023-07-05 Shenzhen Huachengda Development Co., Ltd. HEATING BODY OF ATOMIZING DEVICE ABLE TO ACHIEVE DIFFERENT HEATING EFFECTS AT DIFFERENT PARTS, AND ATOMIZING DEVICE
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