WO2015043126A1 - Cigarette électronique - Google Patents

Cigarette électronique Download PDF

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Publication number
WO2015043126A1
WO2015043126A1 PCT/CN2014/070808 CN2014070808W WO2015043126A1 WO 2015043126 A1 WO2015043126 A1 WO 2015043126A1 CN 2014070808 W CN2014070808 W CN 2014070808W WO 2015043126 A1 WO2015043126 A1 WO 2015043126A1
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WO
WIPO (PCT)
Prior art keywords
liquid
electronic cigarette
base
heating wire
hole
Prior art date
Application number
PCT/CN2014/070808
Other languages
English (en)
Chinese (zh)
Inventor
陈志平
Original Assignee
深圳市麦克韦尔科技有限公司
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 深圳市麦克韦尔科技有限公司 filed Critical 深圳市麦克韦尔科技有限公司
Publication of WO2015043126A1 publication Critical patent/WO2015043126A1/fr

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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
    • A24F40/40—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

Definitions

  • the invention relates to an electronic atomization device, in particular to an electronic cigarette.
  • Electronic cigarettes are also known as virtual cigarettes and electronic atomizers.
  • e-cigarettes are used to quit smoking.
  • E-cigarettes have a similar appearance and taste to cigarettes, but generally do not contain other harmful components such as tar, aerosols, etc. in cigarettes.
  • Electronic cigarettes are mainly composed of an atomizer and a power supply unit.
  • the atomizer includes a liquid storage cotton, a heating wire and an oil guiding body, a heating wire support body, a positive and negative electrode of the atomizer, and the like.
  • a general electronic cigarette is wound around a heating wire support body by a heating wire to form a heat generating component, and the fixing method of the heat generating component is unstable, and its position is liable to change, so that its stability is poor.
  • the atomizer needs to wrap the liquid storage cotton on the heating element to accommodate the smoke oil, and the structure thereof is complicated.
  • the smoke liquid of the electronic cigarette is only adsorbed by the liquid storage cotton, and the amount of the smoke liquid adsorbed by the liquid storage cotton is small, and it is very easy to form a droplet to be dropped onto the atomizer and deposited to the bottom of the atomizer. Therefore, when the atomizer has a heat storage function and a soaking function, the smoke liquid is burned, and the smoke liquid deposited on the bottom of the atomizer is not easily discharged from the ventilation passage, and the atomization stability of the smoke liquid is poor. .
  • An electronic cigarette comprising a chimney tube and an atomizing assembly, wherein the cartridge is provided with a liquid storage chamber and a flue, the liquid storage chamber has an opening at one end thereof;
  • the atomizing assembly comprises an atomizer sleeve a liquid guide, a base and a heating element; an air passage communicating with the flue is disposed in the atomizer sleeve;
  • the liquid guide is received in the atomizer sleeve and located at the reservoir One end of the opening of the liquid chamber, the liquid guide is provided with a liquid outlet hole;
  • the base is received in the atomizer sleeve and abuts the tail end of the liquid guide, at the front end surface of the base
  • An end face groove is provided, the end face groove is in communication with the air passage;
  • the heat generating element is located between the base and the liquid guide, and the heating element comprises a liquid absorbing rope and is wound around a part of the liquid suction rope a heating wire, a portion of the liquid
  • the heat generating component is housed in the two end face grooves of the base and is sandwiched between the liquid guide and the base, and the front end of the atomizer sleeve is fixed at the tail end of the second cylinder, and the above components are The tight fit, so the stability is good and the structure is simple.
  • FIG. 1 is a schematic cross-sectional view of an electronic cigarette according to an embodiment
  • FIG. 2 is a perspective exploded view of the electronic cigarette shown in FIG. 1;
  • FIG. 3 is a perspective exploded view of the base and the heating element shown in FIG. 1;
  • Figure 4 is a perspective view of the liquid guide of Figure 1;
  • Figure 5 is a perspective view showing another perspective of the liquid guide of Figure 4.
  • Fig. 6 is a schematic structural view of a front end surface of a base according to an embodiment.
  • an electronic cigarette 100 of an embodiment includes a cigarette holder cover 10, a cartridge 12, an atomizing assembly 30, a power supply assembly 40, and a control power source (not shown) for supplying electrical energy.
  • the mouthpiece cover 10 has a substantially circular plate shape.
  • An outlet hole 110 is defined in the mouthpiece cover 10 for air in and out.
  • a flange 112 is disposed at one end of the mouthpiece cover 10 adjacent to the cartridge 12, and the cartridge 12 is directly sleeved on the flange 112.
  • the cartridge 12 can also be threaded onto the flange 112.
  • a seal may be provided between the flange 112 and the cartridge 20 to avoid smoke leakage.
  • the material of the mouthpiece cover 10 can be ABS plastic.
  • the cartridge 12 is generally cylindrical and includes a first cylinder 210 at the center and a second cylinder 220 sleeved outside the first cylinder 210.
  • the mouthpiece cover 10 is fixed to the front end of the second cylinder 220.
  • the cross section of the first cylinder 210 and the second cylinder 220 are two concentric circles having different radii.
  • the radius of the cross section of the first cylinder 210 is smaller than the radius of the cross section of the second cylinder 220.
  • the cross section of the first cylinder 210 and the second cylinder 220 may also be rectangular or elliptical or the like.
  • the inside of the first cylinder 210 forms a flue 230 through which gas flows.
  • the opening of the front end of the flue 230 has a large opening for accommodating more smoke.
  • a liquid storage chamber 240 is formed between the inner wall of the second cylinder 220 and the outer wall of the first cylinder 210 for storing the liquid smoke.
  • the front end of the liquid storage chamber 240 is in a closed state, and the tail end is in an open state to have an opening for outputting the liquid smoke.
  • the atomizing assembly 30 includes an atomizer sleeve 310, a base 330 housed in the nebulizer sleeve 310, a heating element 320, and a liquid guide 340 for sealing the opening in the reservoir chamber.
  • the atomizer sleeve 310 is substantially a cylindrical body that is open at both ends and is electrically conductive.
  • the front end of the atomizer sleeve 310 is fixed to the tail end of the second cylinder 220.
  • the front end of the atomizer sleeve 310 is provided with an internal thread, and the tail end of the second barrel 220 is provided with an external thread, and the front end of the atomizer sleeve 310 is screwed to the external thread of the tail end of the second barrel 220.
  • the nebulizer sleeve 310 can also be secured to the second barrel 220 by bonding, bonding, welding, or the like.
  • the atomizer sleeve 310 is made of an alloy such as copper or nickel or other non-metallic conductive material.
  • the front end of the liquid guide 340 is fixed on the first cylinder 210.
  • the center of the liquid guide 340 is provided with an axial first axial through hole 342 and a first axial through hole 342.
  • the liquid guide 340 is screwed to the first cylinder 210.
  • the first axial through bore 342 and the second axial through bore 332 communicate with each other to form an air passage for the passage of external air flow and into the flue 230.
  • One end of the liquid outlet hole 344 is in communication with the liquid storage chamber 240.
  • the liquid guide 340 is made of silica gel, the silica gel material is relatively stable, and the substrate itself has no capillary fiber pores, so that not only the flow rate of the liquid smoke can be controlled through the liquid outlet hole 344, but also the liquid smoke in the liquid storage chamber 240 flows through.
  • the liquid guide 340 does not absorb other foreign matter and has an odor.
  • the liquid guide 340 has relatively good elasticity, so that the liquid guide 340 can press the components located in front and rear to make the liquid guide 340 have no axial gap before and after, and can also block the liquid storage by using its elasticity.
  • the opening of the cavity 240 is made of silica gel, the silica gel material is relatively stable, and the substrate itself has no capillary fiber pores, so that not only the flow rate of the liquid smoke can be controlled through the liquid outlet hole 344, but also the liquid smoke in the liquid storage chamber 240 flows through.
  • the liquid guide 340 does not absorb other foreign matter and has an odor.
  • the liquid guide 340 has relatively good
  • the liquid guide 340 includes a base 341 and a boss 343 disposed on the base 341.
  • the rear end of the base 341 abuts the base 330.
  • the first axial through hole 342 penetrates the base 341 and the boss 343.
  • the boss 343 is screwed to the wall of the first cylinder 210.
  • a seal may be provided between the boss 342 and the first cylinder 210 to enhance the sealing property.
  • the liquid outlet hole 344 is opened on the base 341 and adjacent to the first axial through hole 342.
  • a vent pipe 346 may be disposed in one of the liquid outlet holes 344, and external air may be infiltrated into the liquid storage chamber 240 by means of the vent pipe 346, thereby ensuring internal and external pressure balance.
  • the heat generating component 320 includes a liquid absorbing cord 322 in a line shape and a heating wire 324 wound around a middle portion of the liquid absorbing cord 322.
  • the liquid absorbing cord 322 may be a fiber rope of a material such as glass fiber or natural fiber.
  • the liquid absorbing cord 322 can also be made of other materials having better ability to absorb smoke.
  • the liquid suction cord 322 is a glass fiber rope.
  • the heating wire 324 is wound around the middle portion of the liquid suction cord 322 so as to be located in the air passage formed by the first axial through hole 342 and the second axial through hole 332.
  • the number of turns of the heating wire 324 may be 3 to 8 turns.
  • the diameter of the heating wire 324 may be 0.1 mm to 0.2 mm. Of course, the diameter of the heating wire 324 may also be set according to actual needs.
  • the material of the heating wire 324 is made of nickel-chromium alloy wire.
  • the base 330 is received in the nebulizer sleeve 310.
  • the center of the base 330 is provided with an axial second axial through hole 332.
  • the second axial through hole 332 extends through the entire base 330 and communicates with the flue 230 via the first axial through hole 342 for gas circulation.
  • the front end surface of the base 330 is provided with two end surface grooves 334 respectively located on two sides of the second axial through hole 332 and penetrating through the second axial through hole 332. Two end face grooves 334 are respectively used to receive both end portions of the liquid suction cord 322.
  • the middle portion of the liquid-absorbent cord 322 and the heating wire 324 wound thereon are located in the second axial through-hole 332 and the first axial through-hole 342 formed in the air passage.
  • the heating wire 324 does not directly contact the liquid outlet hole 344 of the liquid guide 340, and the liquid smoke flowing out of the liquid discharge hole 344 is absorbed by the liquid suction line 322 and then sent to the heating wire 324.
  • the air passage is not completely blocked by the heating element 320 and affects the gas flowability. In the present embodiment, as shown in FIG.
  • the straight line where the two end face grooves 334 are located intersects the second axial through hole 332.
  • the number of the liquid outlet holes 344 is two, and the outlets of the two liquid discharge holes 344 may correspond to the two ends of the liquid suction cord 322, respectively.
  • the outlets of the liquid outlet holes 344 may also correspond to the side positions of the end face grooves 334, respectively.
  • two lead holes 336 are defined in the two sides of the second axial through holes 332 on the base 330.
  • the top opening positions of the two lead holes 336 are respectively located at the bottoms of the groove grooves 334 of the two end faces.
  • the lead wires of the heating wire 324 are respectively passed through the two lead holes 336 to be connected to the power source assembly 40.
  • the base 330 is made of an insulating material.
  • the base 330 is made of a temperature-resistant silicone. Of course, a hard insulating material such as a resin or a ceramic may be used. Since the base 330 is made of an insulating material, the lead wires at both ends of the heating wire 324 passing through the two lead holes 336 are insulated from each other.
  • the lead holes 336 may also be omitted, and the leads at both ends of the heating wire 324 directly pass through the second axial through holes 332 to be connected to the power supply assembly 40, so that the lead wires at both ends of the heating wire 324 are insulated from each other. Insulating sleeves are respectively sleeved on the lead wires at both ends of the heating wire 324.
  • each of the two liquid outlet holes 344 is in communication with the liquid storage chamber 240, and the other end is in communication with the end surface groove 334.
  • the liquid suction cord 322 extends to the outlet of the liquid outlet hole 344, and the liquid smoke stored in the liquid storage chamber 240 can be directly transported to the liquid suction cord 322, and heated by the heating wire 324 to atomize the smoke liquid into smoke, and the smoke passes through the first The axial through hole 342 and the flue 230 flow out from the air outlet 110.
  • the cross-sectional area of the liquid outlet hole 344 is 1 mm 2 to 3 mm 2 , and within this range, the amount of the soot liquid delivered to the liquid suction cord 322 is appropriately sized to generate an appropriate amount of smoke.
  • the number of the liquid outlet holes 344 may also be more than two.
  • the top end surface of the base 330 is axially abutted against the trailing end surface of the liquid guide 340, and the heating wire 324 is located in the air passage.
  • the liquid suction cord 322 fills the end surface groove 334, so that the base 330 and the liquid guide 340 can both deform and squeeze the liquid suction cord 322, so that the smoke liquid flowing out from the liquid guide 340 can be prevented from flowing directly to the heating wire 324.
  • the smoke liquid is caused to flow through the liquid suction cord 322 to the heating wire 324.
  • the outflow amount of the liquid smoke can be adjusted by adjusting the number of the liquid discharge holes 344, adjusting the sectional area of the end face groove 334, or adjusting the thickness of the liquid suction cord 322.
  • the power supply assembly 40 is connected to the heating wire 324 for supplying electric power for controlling the power supply to the heating wire 324.
  • the power supply assembly 40 includes an electrode tab 410 and an electrode holder 430. One end of the electrode piece 410 is opposite to the base 330.
  • the electrode holder 430 is sealed at the end of the atomizer sleeve 310.
  • the electrode holder 430 is provided with an air inlet hole 412. The airflow flows in from the air inlet hole 412 and passes through the second axial direction.
  • the electrode sheet 410 and the atomizer sleeve 310 serve as the positive and negative electrodes of the power source, respectively, and the leads at both ends of the heating wire 324 are electrically connected to the electrode sheet 410 and the atomizer sleeve 310, respectively, simplifying the structure of the electronic cigarette 100.
  • the electrode sheet 410 and the electrode holder 430 may be made of a copper-nickel alloy or other conductive material.
  • An insulating sleeve 420 is disposed between the electrode sheet 410 and the electrode holder 430 and the atomizer sleeve 310. The insulating sleeve 420 is sleeved on the electrode sheet 410 to insulate the electrode sheet 410 and the electrode holder 430 from the atomizer sleeve 310. .
  • the assembly process of the electronic cigarette 100 is roughly as follows: first, the heating wire 324 is wound around the liquid suction cord 322, then loaded into the two end face grooves 334 of the base 330, and the above components are loaded into the atomizer sleeve 310, and then The insulating sleeve 420, the power supply assembly 40 are installed, and then the liquid guide 340 is installed, and then the cartridge 12 is inverted and injected into the atomizer sleeve 310, and then the mouthpiece cover 10 and the cartridge tube 20 are inserted. Connect, and finally connect the appropriate power supply to complete the assembly. It can be understood that the assembly order of the above-described electronic cigarette 100 can also be appropriately adjusted as needed.
  • the airflow is intake from the air inlet 412, and passes through the second axial through hole 332, first.
  • the axial through hole 342, the flue 230, and out of the air outlet 110 deliver the smoke to the user's mouth.
  • the first cylinder 210 and the second cylinder 220 of the cartridge 12 form a flue 230 and a liquid storage chamber 240, and the atomizer sleeve 310 cooperates with the electrode sheet 410 as a positive and negative electrode for power supply, simplifying
  • the structure of the electronic cigarette 100 saves costs.
  • the heating element 320 is received in the two end face grooves 334 of the base 330 and is sandwiched between the liquid guide 340 and the base 330.
  • the front end of the atomizer sleeve 310 is fixed to the rear end of the second cylindrical body 220.
  • the parts are tightly fitted and therefore have good stability.
  • the heat generating component 320 is fixed between the base 330 and the liquid guide 340, and its position is not easily changed, and the structural stability is good.
  • the atomizer sleeve 310 is also possible to integrally form the atomizer sleeve 310 with the outer side wall of the cartridge 12 (that is, the outer casing of the second cylinder 220).
  • the atomizer sleeve 310 is made of a non-metallic material such as ABS plastic, and does not need to be an electrical conductor.
  • Another electrode sheet is disposed in the atomizer sleeve 310, and the electrode sheet is paired with the electrode sheet 410 to form a power source assembly 40 and connected to the two leads of the heating wire 324, respectively.
  • the liquid guide 340 is made of a silica gel material.
  • the liquid guide 340 is a hard insulating material such as ceramics or resin which is resistant to temperature and toxicity.
  • the liquid guide 340 forms a sealing connection (not shown) between the opening of the liquid storage chamber 240 through a sealing ring; thus, since the base 330 is still made of a silicone material, the liquid crystal 340 can also be pressed against the base 330 by the liquid guide 340.
  • the end face groove 334 in turn presses the suction line 322 to adjust the outflow of the smoke liquid.
  • the base 330 can still adjust the axial gap between the base 330 and the liquid guide 340.
  • the liquid guide 340 is a porous ceramic, and the liquid outlet hole 344 is formed by micropores contained in the porous ceramic itself.
  • the liquid smoke penetrates through the micropores to the front end surface position of the base 330.
  • the end face groove 334 has a spiral (also referred to as radial) distribution, and the liquid suction cord 322 is embedded in the end face groove 334, so that the contact surface between the liquid suction cord 322 and the bottom surface of the liquid guide 340 can be increased.
  • the liquid absorption amount of the liquid suction cord 322 is adjusted by changing the extension length of the liquid suction cord 322 (or changing the contact surface area between the liquid suction cord 322 and the bottom surface of the liquid guide 340). Since the base 330 is still made of a silicone material, the end face groove 334 on the base 330 can be pressed by the liquid guide 340 to squeeze the liquid suction cord 322, thereby adjusting the outflow amount of the smoke liquid.

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Abstract

La présente invention concerne une cigarette électronique (100) comprenant un tuyau de cartouche de cigarettes (20) comprenant une cavité de stockage de liquide (240) et un conduit de fumée (230) et un composant d'atomisation (30). Le composant d'atomisation (30) comprend un cylindre de manchon d'atomiseur (310), un guide de liquide (340) disposé à une extrémité d'une ouverture de la cavité de réservoir de liquide (240), une base (330) en butée contre l'extrémité de queue du guide de liquide (340), et un élément chauffant (320) agencé entre la base (330) et le guide de liquide (340). Le guide de liquide (340), l'élément chauffant (320), et la base (330) sont logés à l'intérieur du cylindre de manchon d'atomiseur (310). Un canal d'air en communication avec le conduit de fumée (230) est également disposé à l'intérieur du cylindre de manchon d'atomiseur (310). Une rainure de surface d'extrémité (334) est disposée sur la surface d'extrémité avant de la base (330). La rainure de surface d'extrémité (334) est en communication avec le canal d'air. L'élément chauffant (320) comprend une corde d'absorption de liquide (332) qui est de forme linéaire et un fil chauffant (324) qui est enroulé autour d'une section de la corde d'absorption de liquide (322). La partie de la corde d'absorption de liquide (322) qui n'est pas enroulée avec le fil chauffant (324) est logée à l'intérieur de la rainure de surface d'extrémité (334). La partie de la corde d'absorption de liquide (322) qui est enroulée avec le fil chauffant (324) et le fil chauffant (324) sont agencés dans le canal d'air et ne sont pas directement interfacés avec une sortie d'une sortie de liquide (344). La sortie de liquide (344) capable de distribuer un liquide vers la corde d'absorption de liquide (322) agencée à l'intérieur de la rainure de surface d'extrémité (334) est également disposée sur le guide de liquide (340). La cigarette électronique (100) a une structure simple et une stabilité améliorée.
PCT/CN2014/070808 2013-09-29 2014-01-17 Cigarette électronique WO2015043126A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201310459528.0 2012-09-29
CN201310459528.0A CN103960781A (zh) 2013-09-29 2013-09-29 电子烟

Publications (1)

Publication Number Publication Date
WO2015043126A1 true WO2015043126A1 (fr) 2015-04-02

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Application Number Title Priority Date Filing Date
PCT/CN2014/070808 WO2015043126A1 (fr) 2013-09-29 2014-01-17 Cigarette électronique

Country Status (3)

Country Link
US (1) US20140109921A1 (fr)
CN (1) CN103960781A (fr)
WO (1) WO2015043126A1 (fr)

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