EP3170412A1 - Electronic cigarette, and method for assembling electronic cigarette - Google Patents

Electronic cigarette, and method for assembling electronic cigarette Download PDF

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Publication number
EP3170412A1
EP3170412A1 EP14897456.1A EP14897456A EP3170412A1 EP 3170412 A1 EP3170412 A1 EP 3170412A1 EP 14897456 A EP14897456 A EP 14897456A EP 3170412 A1 EP3170412 A1 EP 3170412A1
Authority
EP
European Patent Office
Prior art keywords
connector
atomization
assembly
oil
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.)
Withdrawn
Application number
EP14897456.1A
Other languages
German (de)
English (en)
French (fr)
Inventor
Qiuming Liu
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP3170412A1 publication Critical patent/EP3170412A1/en
Withdrawn legal-status Critical Current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
    • A24F40/46—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
    • A24F40/42—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
    • A24F40/44—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
    • A24F40/10—Devices using liquid inhalable precursors

Definitions

  • the present application relates to a field of electronic cigarettes, and more particularly relates to an electronic cigarette, and method for assembling the electronic cigarette.
  • the electronic cigarette comprises an atomization assembly and an battery assembly, one end of the atomization assembly is provided with an internal electrode and a connector which are respectively electrically connected with two ends of an electric heating wire in the atomization assembly, and the internal electrode and the connector work as an electrode for electrically connecting to the atomization assembly; an end of the battery assembly which is connected to the atomization assembly is provided with a lower electrode and a connecting sleeve, and the lower electrode and the connecting sleeve serve as an electrode for electrically connecting with the atomization assembly.
  • An electrical connection between the atomization assembly and the battery assembly is achieved by a cooperation between the connector and the connecting sleeve and a cooperation between the internal electrode and the lower electrode during assembly.
  • an electronic cigarette comprising an electronic cigarette body
  • the electronic cigarette body is provided with an atomization assembly for atomizing smoke oil, and a battery assembly for supplying electrical power to the atomization assembly
  • the atomization assembly comprises an oil cup assembly and an atomization core detachably connected to an end of the oil cup assembly
  • the atomization core comprises a connector, a heating wire assembly, an internal electrode, an elastic sleeve, an atomization cap, and a first electronic wire and a second electronic wire
  • the first electronic wire and the second electronic wire are electrically connected to two ends of the heating wire assembly
  • the oil cup assembly comprises an oil reservoir sleeve defined at an end of the connector, and an vent pipe defined along an axial direction of the oil reservoir sleeve and arranged to be sleeved inside the oil reservoir sleeve to allow smoke to flow, an oil reservoir chamber is formed in the oil reservoir sleeve;
  • the connector is provided with an atomization channel which passes through two ends of the connector and communicates with the vent pipe, and two fixing grooves which are defined at the end of the connector and extended to an end surface of the end, the two fixing grooves are defined on opposite sides of the atomization channel and are in communication with the oil reservoir chamber,
  • the heating wire assembly is mounted on the two fixing grooves
  • the internal electrode is provided in an end of the atomization channel which is opposite to the two fixing grooves and is abutted against and electrically connected to one electrode of the battery assembly
  • an external surface of the internal electrode is provided with a receiving recess which is defined along an axial direction of the internal electrode, the first electronic wire is accommodate
  • the atomization cap is sleeved at the end of the connector and abutted against the heating wire assembly, the end is opposite to the internal electrode, and the elastic sleeve is clamped in an inner side wall of the atomization cap to clamp the second electric wire between the inner side wall of the atomization cap and an outer side wall of the elastic sleeve and to enable the atomization cap to be electrically connected to the second electric wire, the atomization cap is electrically connected to the other one electrode of the battery assembly through the connector, and an end of the vent pipe is abutted against an end of the elastic sleeve.
  • a side wall of the connector is also provided with an air inlet for intake of air and discharge of the smoke oil accumulated in the connector.
  • an inner side wall of an end of the atomization cap which is opposite to the battery assembly protrudes inwardly along a radial direction of the atomization cap to form two retaining rings defined with an interval, the two retaining rings are formed with a clamping space, the elastic sleeve is accommodated in the clamping space, and an end of the vent pipe is inserted in one retaining ring opposite to the connector and is abutted against the elastic sleeve.
  • the heating wire assembly comprises an oil guide member and a heating wire wound around the oil guide member, two ends of the oil guide member are respectively passed through the two fixing grooves and extended into the oil reservoir chamber, and an end of the atomization cap abuts on an end of the oil guide member projecting from the two fixing grooves.
  • an outer wall of an end of connector which is opposite to the battery assembly protrudes outwardly in a radial direction of the connector to form a stopper protrusion, and an end surface of which the atomization cap abutting against the heating wire assembly is abutted against the stopper protrusion.
  • bottom walls of the two fixing grooves are formed with convex portions in a radially outward direction of the connector, and the convex portions are configured for abutting against the oil guiding member.
  • the oil cup assembly is provided with a metal connecting ring
  • the oil reservoir sleeve is made of a non-metallic material
  • one end of the metal connecting ring is sleeved at and connected to the oil storage sleeve by a tight fitting mating connection
  • the other end of the metal connecting ring is detachably connected to the connector.
  • the vent pipe is connected to an end of the oil reservoir sleeve, the end connected to the vent pipe is provided with a through hole for communicating the vent pipe with the outside.
  • an outer side wall of the connector is provided with an annular mounting groove in a circumferential direction
  • the atomization assembly further comprises a resilient sealing ring for preventing a leakage of the smoke oil, the resilient sealing ring is sleeved in the mounting groove and elastically abuts against an inner wall of the oil reservoir sleeve.
  • the internal electrode comprises an electrode column in a round tube shape, and an annular flange provided at an end of the electrode column, the receiving recess is defined on the flange.
  • the atomization assembly further comprises an insulating ring, the insulating ring is defined between the connector and the internal electrode.
  • the connector protrudes inwardly in a radial direction of the inner wall of the connector to form an annular first clamping table, a groove is defined along a circumferential direction of an outer side wall of the insulating ring, the first clamping table is clamped in the groove.
  • the air inlet extends in a radial direction of the connector, a side wall corresponding to the air inlet and a side wall of the first clamping table which is opposite to the battery assembly are tangent.
  • the oil guide member is a columnar glass fiber rope.
  • an axial direction of the oil guide member is perpendicular to an axial direction of the connector.
  • the present invention further provides a method of assembling an electronic cigarette, comprising following steps:
  • the electronic cigarette body is provided with an atomization assembly for atomizing smoke oil and a battery assembly for supplying power to the atomization assembly
  • the atomization assembly comprises an oil cup assembly and an atomization core detachably connected to an end of the oil cup assembly;
  • the atomization core comprises a connector, a heating wire assembly, an internal electrode, an elastic sleeve, an atomization cap, and a first electronic wire and a second electronic wire; the first electronic wire and the second electronic wire are electrically connected to two ends of the heating wire assembly;
  • the oil cup assembly comprises an oil reservoir sleeve and an vent pipe, the vent pipe is defined along an axial direction of the oil reservoir sleeve and arranged to be sleeved inside the oil reservoir sleeve, an oil reservoir chamber is formed in the oil reservoir sleeve;
  • the connector is provided with an atomization channel which passes through two ends of the connector and communicates with the vent pipe, and two fixing grooves which are defined at an end of the connector, the two fixing grooves are respectively defined on opposite sides of the atomization channel, the heating wire assembly is mounted on the two fixing grooves,
  • the internal electrode is provided in an end of the atomization channel which is opposite to the two fixing grooves and is abutted against the battery assembly, an external surface of the internal electrode is provided with a receiving recess which is defined along an axial direction of the internal electrode;
  • the first electronic wire passes through the receiving recess along an axial direction of the receiving recess, the first electronic wire is straightened, then a portion of the first electronic wire protruding from the receiving recess is cut off;
  • the atomization cap is sleeved at an end of the connector which is opposite to the internal electrode and abutted against the heating wire assembly, and the elastic sleeve is clamped in an inner side wall of the atomization cap to clamp the second electric wire between the inner side wall of the atomization cap and an outer side wall of the elastic sleeve and to enable the atomization cap to be electrically connected to the second electric wire, the atomization cap is electrically connected to the other one electrode of the battery assembly through the connector, and an end of the vent pipe is abutted against an end of the elastic sleeve.
  • Figure 1 illustrates the electronic cigarette provided by one preferred embodiment of the present invention
  • the electronic cigarette comprises the electronic cigarette body which is provided with an atomization assembly 1 for atomizing smoke oil and a battery assembly for supplying power to the atomization assembly 1.
  • the battery assembly 2 is detachably and electrically connected to the atomization assembly 1, for instance, by means of a plug, a snap connection or a threaded connection.
  • the atomization assembly 1 comprises an oil cup assembly 30 and an atomization core 10 detachably connected to an end of the oil cup assembly 30.
  • the atomization core 10 can be connected to the end of the oil cup assembly 30 by means of a plug or a threaded connection.
  • An end of the oil cup assembly 30 which is opposite to the battery assembly 2 is a smoking end, namely, the smoking end is an end of the oil cup assembly 30, certainly, the smoking end can be a suction nozzle or other structures detachably connected to the oil cup assembly 30, for instance, by means of a threaded connection or a snap connection, as it is an prior art, thus it is not specifically limited here.
  • the atomization core 10 comprises a connector 11, a heating wire assembly 12, an internal electrode 13, an elastic sleeve 14, a first electronic wire 15, a second electronic wire 16, an atomization cap 17, a resilient sealing ring 18 and an insulating ring 19.
  • the heating wire assembly 12 comprises an oil guide member 121 and a heating wire 122 wound around the oil guide member 121, preferably, the oil guide member 121 is a columnar glass fiber rope, certainly, it should be understood that the present invention is not limited thereto and is not particularly limited as long as it can enable the smoke oil to pass through.
  • the heating wire assembly 12 is defined in the connector 11, the internal electrode 13 is defined at an end of the heating wire assembly 12 which is close to the battery assembly 2, and the internal electrode 13 is configured for being connected to one electrode of the battery assembly 2.
  • the first electronic wire 15 is configured for connecting the internal electrode 13 to one end of the heating wire assembly 12, the second electronic wire 16 is configured for electrically connecting the other end of the heating wire assembly 12 to the atomization cap 17.
  • the atomization cap 17 sleeves on an end of the connector 11 which is opposite to the internal electrode 13 and is electrically connected to the connector 11.
  • the connector 11 is made of conductive metal and is roughly in a tube shape, the connector 11 is provided with an atomization channel 111 which passes through two ends of the connector 11 and communicates with the vent pipe 32, the heating wire assembly 12 is defined in the atomization channel 111.
  • the connector 11 further comprises two fixing grooves 114 which are defined at the end of the connector 11 and extended to an end surface of the end of the connector 11, the two fixing grooves 114 are respectively defined on opposite sides of the atomization channel 111, the oil guide member 121 of the heating wire assembly 12 is mounted in the two fixing grooves 114, and is inserted into the oil cup assembly 30 through the fixing grooves 114 to withdraw the smoke oil, an axial direction of the oil guide member 121 is perpendicular to an axial direction of the connector 11.
  • the atomization cap 17 When the atomization cap 17 is sleeved on the connector 11, the atomization cap 17 abuts against the oil guide member 121 of the heating wire assembly 12.
  • the atomization cap 17 can press the oil guide member 121 tightly, avoid excessive penetration of the smoke oil into the connector 11 and prevent the oil guide member 121 from slipping down into the atomization channel 111.
  • the stopper protrusion 115 is an annular step circumferentially provided around the outer wall of the connector 11. The stopper protrusion 115 can prevent the atomization cap 17 from excessively squeezing the oil guide member 121 to cause self-burning of the heating wire because of insufficient supply of the smoke oil, so as to increase the product yield.
  • An outer side wall of the connector 11 is provided with an annular mounting groove 117 in a circumferential direction, the resilient sealing ring 18 is sleeved in the mounting groove 117 and elastically abuts against an inner wall of the oil cup assembly 30 to prevent the smoke oil in the oil cup assembly 30 from flowing into the connector 11 of the atomization assembly 1.
  • the connector 11 protrudes inwardly in a radial direction of the inner wall of the connector 11 to form an annular first clamping table 113, a groove (not labeled) is defined along a circumferential direction of an outer side wall of the insulating ring 19, the first clamping table 113 is clamped in the groove.
  • a side wall of the connector 11 is also provided with an air inlet 112 for intake of air and discharge of the smoke oil accumulated in the connector 11.
  • the air inlet 112 extends in a radial direction of the connector 11, a side wall corresponding to the air inlet 112 and a side wall of the first clamping table 113 which is opposite to the battery assembly 2 are tangent.
  • the internal electrode 13 is defined in the atomization channel 111 at an end of the internal electrode 13 which is opposite to the fixing grooves 114.
  • the insulating ring 19 is defined between the connector 11 and the internal electrode 13 to insulate them.
  • An external surface of the internal electrode 13 is provided with a receiving recess 131 which is defined along an axial direction of the internal electrode 13, the first electronic wire 15 is accommodated in the receiving recess 131 and is electrically connected to the internal electrode 13.
  • the internal electrode 13 comprises an electrode column 132 in a round tube shape, and an annular flange 133 provided at an end of the electrode column 132, the receiving recess 131 is defined on the flange 133.
  • a portion of the first electronic wire 15 is clamped between the insulating ring 19 and the electrode column 132, and a portion of the first electronic wire 15 passing through a gap between the insulating ring 19 and the electrode column 132 is accommodated in the receiving recess 131.
  • the atomization cap 17 is made of metal, and is roughly in a round tube shape.
  • An inner side wall of an end of the atomization cap 17 which is opposite to the heating wire assembly 12 protrudes inwardly along a radial direction of the atomization cap 17 to form two retaining rings 171 which are defined with an interval, the two retaining rings 171 are formed with a clamping space.
  • the elastic sleeve 14 is accommodated in the clamping space, and an end of the vent pipe 32 is inserted in one retaining ring 171 opposite to the connector 11 and is abutted against the elastic sleeve 14.
  • the two retaining rings 171 make the connection more reliable, the sealability is good, and the elastic sleeve 14 can be prevented from coming off.
  • the elastic sleeve 14 clamps tightly the second electronic wire 16 so that an electrical connection between the second electronic wire 16 and the atomization cap 17 is more stable and facilitates a control of a length of the second electronic wire 16.
  • the oil cup assembly 30 comprises an oil reservoir sleeve 31 defined at an end of the connector 11, and an vent pipe 32 defined along an axial direction of the oil reservoir sleeve 31 and arranged to be sleeved inside the oil reservoir sleeve 31 to allow smoke to flow.
  • the oil reservoir sleeve 31 has a substantially cylindrical shape with its open end facing the battery assembly 2.
  • the vent pipe 32 is vertically connected to an end of the oil reservoir sleeve 31 which is opposite to the battery assembly 2.
  • the oil reservoir sleeve 31 and the vent pipe 32 are integrally formed structures made of transparent plastic materials, thereby facilitating production and facilitating observation of the smoke oil in use.
  • the end of the oil reservoir sleeve 31 which is opposite to the battery assembly 2 is provided with a through hole for communicating the vent pipe 32 with the outside, and the end serves as a smoking end of the electronic cigarette.
  • An end of the oil reservoir sleeve 31 which is close to the battery assembly 2 is provided with a metal connecting ring 33, the oil reservoir sleeve 31 is made of a non-metallic material, one end of the metal connecting ring 33 is sleeved at and connected to the oil storage sleeve 31 by a tight fitting mating connection, and the other end of the metal connecting ring 33 is detachably connected to the connector 11.
  • the metal connecting ring 33 is provided with a first internally threaded structure, and a first externally threaded structure 110 is provided on a corresponding outer wall surface of the connector 11 to achieve a threaded connection of the metal connecting ring 33 with the connector 11.
  • the fixing grooves 114 are in communication with the oil reservoir chamber 30a.
  • the resilient sealing ring 18 defined in a mounting groove 117 of the connector 11 abuts against the inner wall of the oil reservoir sleeve 31, so as to prevent leakage of the smoke oil in the oil reservoir chamber 30a.
  • the oil reservoir sleeve 31 made of a non-metallic material is detachably connected to the connector 11 made of metal through the metal connecting ring 33, thereby improving reliability of the connection and improving service life.
  • the battery assembly 2 includes a battery, a battery casing, a control board provided with a control circuit, a lower electrode and a connection sleeve.
  • the lower electrode and the connection sleeve are arranged at an end of the battery assembly 2 connected with the atomization assembly, the battery and the control board are arranged in the battery casing, an end of the battery is electrically connected to the lower electrode while the other end is electrically connected to the connection sleeve.
  • a second internal thread structure is provided in the connection sleeve, and correspondingly a second external thread structure 116 is provided at an end of the connector 11 toward the battery assembly 2.
  • the connector 11 is screwed into the connection sleeve.
  • the internal electrode 13 is electrically connected to the lower electrode of the battery assembly 2
  • the connector 11 is electrically connected to the connection sleeve
  • the battery is controlled by the control circuit on the control board to supply electrical power to the atomization assembly 1.
  • Configuration of the battery assembly 2 is not limited to this, and a structure of the above-described battery assembly is conventional, and details thereof are not described here.
  • the present invention further provides a method of assembling an electronic cigarette, comprising following steps:
  • the second electronic wire 16 Since the second electronic wire 16 is clamped by the elastic sleeve so that the electrical connection between the second electronic wire 16 and the atomization cap 17 is more stable, it facilitates a control of a length of the first electronic wire 15 and makes the electrical connection between the first electronic wire 15 and the internal electrode 13 more stable; and it is also to prevent a short circuit caused by an excess length of the first electronic wire 15 or the second electronic wire 16.
EP14897456.1A 2014-07-17 2014-07-17 Electronic cigarette, and method for assembling electronic cigarette Withdrawn EP3170412A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2014/082395 WO2016008133A1 (zh) 2014-07-17 2014-07-17 电子烟及电子烟的组装方法

Publications (1)

Publication Number Publication Date
EP3170412A1 true EP3170412A1 (en) 2017-05-24

Family

ID=55077829

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14897456.1A Withdrawn EP3170412A1 (en) 2014-07-17 2014-07-17 Electronic cigarette, and method for assembling electronic cigarette

Country Status (4)

Country Link
US (1) US20170202267A1 (zh)
EP (1) EP3170412A1 (zh)
CN (1) CN106659241B (zh)
WO (1) WO2016008133A1 (zh)

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CN110876491A (zh) * 2019-12-20 2020-03-13 黄品清 电子雾化装置

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Also Published As

Publication number Publication date
CN106659241A (zh) 2017-05-10
CN106659241B (zh) 2019-06-28
US20170202267A1 (en) 2017-07-20
WO2016008133A1 (zh) 2016-01-21

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