WO2017066955A1 - Cigarette électronique et ensemble d'atomisation et élément d'atomisation de cette dernière - Google Patents

Cigarette électronique et ensemble d'atomisation et élément d'atomisation de cette dernière Download PDF

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Publication number
WO2017066955A1
WO2017066955A1 PCT/CN2015/092527 CN2015092527W WO2017066955A1 WO 2017066955 A1 WO2017066955 A1 WO 2017066955A1 CN 2015092527 W CN2015092527 W CN 2015092527W WO 2017066955 A1 WO2017066955 A1 WO 2017066955A1
Authority
WO
WIPO (PCT)
Prior art keywords
atomizing
electronic cigarette
liquid
ceramic body
porous ceramic
Prior art date
Application number
PCT/CN2015/092527
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English (en)
Chinese (zh)
Inventor
陈志平
Original Assignee
深圳麦克韦尔股份有限公司
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 深圳麦克韦尔股份有限公司 filed Critical 深圳麦克韦尔股份有限公司
Priority to PCT/CN2015/092527 priority Critical patent/WO2017066955A1/fr
Publication of WO2017066955A1 publication Critical patent/WO2017066955A1/fr

Links

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
    • A24F40/10—Devices using liquid inhalable precursors

Definitions

  • the invention relates to the technical field of smoking articles, in particular to an electronic cigarette, an atomizing component thereof and an atomizing component.
  • E-cigarettes are also known as virtual cigarettes and electronic atomizers. E-cigarettes have a similar appearance and taste to cigarettes, but generally do not contain harmful components such as tar and aerosols in cigarettes.
  • Electronic cigarettes mainly include an atomizing component and a power component.
  • the atomizing component acts as the core device for the atomization gas generated by the electronic cigarette, and the atomization effect determines the quality and taste of the smoke.
  • the heating body of a general atomizing assembly is a spiral heating wire, and the heating wire is wound around a wick. When the heating wire is energized, the liquid smoke stored on the wick is atomized by the heating action of the heating wire to generate smoke.
  • the heating wire is linear, only the liquid smoke located near the heating wire can be heated to be atomized, and the liquid smoke far away from the heating wire, the spiral heating wire gap The liquid smoke is not easily atomized.
  • the temperature will drop drastically. Therefore, the atomization temperature of the liquid smoke is uneven, resulting in different atomized particle sizes of the liquid smoke. The effect is poor.
  • An atomizing component of an electronic cigarette comprising:
  • a porous ceramic body comprising a liquid absorbing surface and an atomizing surface
  • a porous heat generating film is formed on the atomizing surface.
  • An atomizing component of an electronic cigarette includes:
  • a housing having an air flow passage and a liquid storage chamber for storing the smoke liquid
  • the atomizing core includes:
  • a core body disposed in combination with the housing; an atomization chamber is defined in the core body, and an air inlet and an air outlet connected to the atomization chamber are further disposed on the core body;
  • the atomizing element comprises a porous ceramic body and a porous heat generating film, the porous ceramic body including a liquid absorption surface An atomizing surface, the porous heat generating film is formed on the atomizing surface;
  • the core body is further provided with a liquid suction hole communicating with the atomization chamber and the liquid storage chamber, and a liquid absorption surface of the porous ceramic body of the atomization element passes through the liquid absorption hole and the reservoir The liquid in the liquid chamber is in contact.
  • An electronic cigarette includes a power supply assembly and an atomization assembly of the electronic cigarette; the power supply assembly is electrically connected to the atomization assembly.
  • the above-mentioned electronic cigarette, its atomizing component and the atomizing component, the porous ceramic body can block the smoke liquid, and can ensure the liquid guiding effect.
  • the porous heating film is used for atomizing the liquid smoke in the porous ceramic body, and the micropores on the porous heating film can greatly increase the contact area with the smoke liquid and improve the atomization efficiency.
  • the porous heating film is located on the atomizing surface of the porous ceramic body, and facilitates the atomized smoke liquid to escape from the porous ceramic body.
  • the porous heat-generating film is in the form of a sheet, and the surface of the porous ceramic body can be uniformly heated. Therefore, the temperature of the atomization is uniform, and the problem that the atomized particles are large due to the low local temperature does not occur, and the atomized particles are ensured. Evenly, the taste of the electronic cigarette is improved.
  • FIG. 1 is a perspective view of an electronic cigarette in an embodiment
  • FIG. 2 is an exploded view of the atomizing assembly of the electronic cigarette shown in FIG. 1;
  • Figure 3 is a cross-sectional view of the atomizing assembly of the electronic cigarette of Figure 1;
  • Figure 4 is a cross-sectional view of the atomizing core of the electronic cigarette shown in Figure 1;
  • Figure 5 is an exploded view of the atomizing core of the electronic cigarette shown in Figure 1;
  • Figure 6 is an exploded view of the atomizing element of the electronic cigarette of Figure 1.
  • the electronic cigarette, its atomizing assembly and the atomizing element will be more fully described below with reference to the related drawings.
  • a preferred embodiment of the electronic cigarette and its atomizing assembly and atomizing element is given in the drawings.
  • the electronic cigarette and its atomizing and atomizing elements can be implemented in many different forms and are not limited to the embodiments described herein. Rather, the purpose of providing these embodiments is to make the disclosure of the electronic cigarette and its atomizing assembly and atomizing element more thorough and comprehensive.
  • an electronic cigarette 1 of an embodiment includes an atomizing assembly 10 and a power supply assembly 20, and the power supply assembly 20 is coupled to the atomizing assembly 10.
  • the connection is detachable.
  • the atomizing assembly 10 includes a housing 100 and an atomizing core 200 disposed in conjunction with the housing 100.
  • the housing 100 is internally provided with an air flow passage 120 and a liquid storage chamber 140 for storing the liquid smoke surrounding the air flow passage 120.
  • the atomizing core 200 includes a core body 220 and an atomizing element 240.
  • the core body 220 is internally provided with an atomizing chamber 222, and the core body 220 is further provided with an air inlet communicating with the atomizing chamber 222. 224 and the air outlet 226, the atomizing element 240 is disposed in the atomizing chamber 222, and the atomizing element 240 is used to atomize the liquid smoke.
  • the atomizing element 240 includes a porous ceramic body 242 and a porous heat generating film 244 having a porosity of 30% to 60%.
  • the porosity refers to the total volume of the minute voids in the porous medium and the porous The ratio of the total volume of the media.
  • the porous ceramic body 242 has a liquid absorbing surface 242a for absorbing the liquid smoke, and an atomizing surface 242b for forming the porous heat generating film 244.
  • the liquid absorbing surface 242a and the atomizing surface 242b are generally opposite sides.
  • the porous heat generating film 244 is located on the atomizing surface 242b of the porous ceramic body 242.
  • the core body 220 is further provided with a liquid suction hole 228 communicating with the atomization chamber 222 and the liquid storage chamber 140.
  • the liquid absorption surface 242a of the porous ceramic body 242 of the atomization element 240 passes through the liquid absorption hole 228 and the smoke in the liquid storage chamber 140. Liquid contact. It is to be understood that the manner in which the liquid-absorbent surface 242a of the porous ceramic body 242 is disposed is not limited to the present embodiment, and the porous ceramic body 242 may be provided with a plurality of liquid-absorbent surfaces 242a, for example, the side faces of the porous ceramic body 242, etc., depending on the actual situation.
  • the arrangement of the atomization surface 242b of the ceramic body 242 is not limited to the embodiment.
  • the atomization surface 242b may be disposed on the inner wall of the air vent 2422 of the porous ceramic body 242 as long as the atomization surface 242b. It can be located on the airflow path of the electronic cigarette 1.
  • the number of the atomizing surface 242b and the liquid-absorbing surface 242a may be one or more.
  • the working process is: the smoke liquid enters the porous ceramic body 242 from the liquid absorption hole 228, and the porous heat generating film 244 atomizes the liquid smoke in the porous ceramic body 242, and the smoke formed by the atomization. As the airflow passes through the air outlet 226 and the air flow passage 120, it is drawn into the user's mouth.
  • the porous ceramic body 242 having a porosity of 30% to 60% can block the liquid smoke and ensure the liquid guiding effect.
  • the porous heat generating film 244 is used for atomizing the liquid smoke in the porous ceramic body 242, and the micropores on the porous heat generating film 244 can greatly increase the contact area with the smoke liquid and improve the atomization efficiency.
  • the porous heat generating film 244 is located on the surface of the porous ceramic body 242 to facilitate the escape of the atomized smoke liquid from the porous ceramic body 242.
  • the porous heat generating film 244 is in the form of a sheet, and the surface of the porous ceramic body 242 can be uniformly heated. Therefore, the temperature of the atomization is uniform, and the problem that the atomized particles are large due to the low local temperature does not occur, and the fog is ensured.
  • the granules are uniform and the taste of the electronic cigarette 1 is improved.
  • the atomizing core 200 further includes a first sealing member 260.
  • the first sealing member 260 is located in the atomizing chamber 222, and the inner wall of the sealing core body 220 and the porous ceramic body 242.
  • the gap between the holes causes the porous heat generating film 244 to be isolated from the liquid collecting holes 228.
  • the core body 220 includes a barrel portion 232, and the air outlet 226 and the liquid suction hole 228 are both located on the bottom surface of the barrel portion 232.
  • the porous ceramic body 242 is provided with a blow hole 2422, and the air hole 2422 communicates with the air outlet 226.
  • the first seal 260 seals a gap between the porous ceramic body 242 and the side wall of the barrel 232, and a gap between the porous ceramic body 242 and the bottom surface of the barrel 232.
  • the core body 220 further includes a connection portion 234 that is coupled to the barrel portion 232, the air inlet 224 being located on the connection portion 234, and the connection portion 234 being a conductor.
  • the atomizing core 200 further includes an intake pipe 280 and an insulating sleeve 320, and the intake pipe 280 is a conductor disposed at the intake port 224.
  • the insulating sleeve 320 is disposed between the intake pipe 280 and the connecting portion 234 to insulate the intake pipe 280 and the connecting portion 234.
  • the connecting portion 234 and the intake pipe 280 are both conductors, and the connecting portion 234 is for electrically connecting the atomizing element 240 and the negative electrode of the power source assembly 20, and the air inlet tube 280 is for electrically connecting the atomizing element 240 and the positive electrode of the power source assembly 20.
  • the insulating sleeve 320 is generally made of an elastic silicone material and has a sealing function.
  • the atomizing element 240 further includes an electrode 246 and a wire 248.
  • the number of electrodes 246 is at least two, and the two electrodes 246 are electrically connected to the porous heat generating film 244, respectively. Further, in one embodiment, both electrodes 246 are adjacent the edge of the porous heating film 244 and the two electrodes 246 are positioned opposite each other.
  • Wire 248 is electrically coupled to electrode 246 by brazing techniques, and at least a portion of wire 248 extends into porous ceramic body 242 to ensure a secure connection.
  • a wire 248 connecting one of the electrodes 246 may be located between the intake pipe 280 and the insulating sleeve 320, and a wire 248 connecting the other electrode 246 may be located between the insulating sleeve 320 and the connecting portion 234.
  • the insulating sleeve 320 has elasticity to press the wire 248 to ensure connection reliability.
  • the atomizing core 200 further includes a liquid barrier 340 between the atomizing element 240 and the air inlet 224, and the liquid blocking plate 340 A through hole 342 having a diameter of 1 mm to 1.5 mm is opened.
  • the porous ceramic body 242 sucks the liquid smoke
  • the smoke liquid will drip from the atomizing element 240 in the case of vibration or the like, and the liquid blocking plate 340 can prevent the smoke liquid from flowing out from the air inlet 224.
  • the airflow normally passes through the liquid barrier 340, and the smoke liquid dropped on the liquid barrier 340 is atomized with the airflow to the porous heat-generating film 244 to prevent oil leakage.
  • the diameter of the through hole 342 on the liquid barrier 340 is larger than 1 mm, and the airflow can smoothly flow through the through hole 342, and is easy to manufacture.
  • the diameter of the through hole 342 on the liquid barrier 340 is less than 1.5 mm, and the smoke liquid can be effectively prevented from flowing out due to the surface tension.
  • the liquid barrier 340 may be made of plastic, silicone or the like.
  • the volume of the micropores having a pore diameter of from 3 ⁇ m to 8 ⁇ m on the porous ceramic body 242 accounts for more than 60% of the volume of all the micropores on the porous ceramic body 242.
  • the porous ceramic body 242 prevents the liquid smoke from rapidly flowing to one side of the porous heat-generating film 244, which is a plugging effect.
  • the porous ceramic body 242 allows the smoke liquid to relatively slowly penetrate into the contact portion of the porous heat-generating film 244. This is a liquid guiding effect.
  • the effect of the plugging action of the porous ceramic body 242 and the effect of the liquid guiding action are excellent.
  • the porous heat generating film 244 is made of a metal, the porous heat generating film 244 has a thickness of 0.5 ⁇ m to 1.5 ⁇ m, and the pores of the porous heat generating film 244 have a pore diameter of 2 ⁇ m to 7 ⁇ m. Further, in an embodiment, the porous heat generating film 244 is made of one of titanium, nickel, and nickel chromium, and the porous heat generating film 244 has a thickness of 0.8 ⁇ m to 1 ⁇ m.
  • the porous heat generating film 244 can be formed on the porous ceramic body 242 by a vapor deposition method, and the porous heat generating film 244 can be ensured to have a certain thickness, and the porous heat generating film 244 can be ensured to have a porous form. Since the main micropore diameter of the porous ceramic body 242 is larger than the thickness of the porous heat generating film 244, the micropores on the porous ceramic body 242 are not blocked when the film is deposited on the porous ceramic body 242 by vapor deposition, thereby directly A porous heat generating film 244 is formed.
  • the vapor deposition method includes a chemical vapor deposition method and a physical vapor deposition method, wherein the physical vapor deposition method includes evaporation and sputtering.
  • the liquid barrier 340 is further provided with a wire hole 344. The wire 248 passes through the wire hole 344, and the wire hole 344 is used to limit the position of the wire 248, so that short circuit can be avoided.
  • the housing 100 includes a first tubular structure 160 and a second tubular structure 180, the diameter of the first tubular structure 160 being greater than the diameter of the second tubular structure 180, and the second tubular structure 180 being disposed within the first tubular structure 160, a gas flow passage 120 is formed inside the second tubular structure 180, and a reservoir chamber 140 is formed between the second tubular structure 180 and the first tubular structure 160.
  • the atomizing core 200 further includes an air outlet tube 360 and a second sealing member 380.
  • the air outlet pipe 360 is disposed at the air outlet 226.
  • the second sealing member 380 is sleeved on the air outlet pipe 360, and a part of the air outlet pipe 360 extends out of the second sealing member 380.
  • the second seal 380 is located between the outlet pipe 360 and the second tubular structure 180, and the second seal 380 abuts the inner wall of the second tubular structure 180.

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Abstract

L'invention concerne un élément d'atomisation (240) d'une cigarette électronique et un ensemble d'atomisation (10) utilisant l'élément d'atomisation (240) et une cigarette électronique (1). L'élément d'atomisation (240) comprend un corps céramique poreux (242) et un film chauffant poreux (244), le corps céramique poreux (242) comprend une face d'absorption de liquide (242a) et une face d'atomisation (242b), et le film chauffant poreux (244) est formé sur la surface d'atomisation (242b). L'ensemble d'atomisation (10) comprend une coque (100) et un noyau d'atomisation (200), et le noyau d'atomisation (200) comprend un corps de noyau (220). Une cavité d'atomisation (222) est disposée à l'intérieur du corps de noyau (220), et l'élément d'atomisation (240) est disposé à l'intérieur de la cavité d'atomisation (222). L'ensemble d'atomisation (10) et un ensemble alimentation électrique (20) sont connectés électriquement pour former la cigarette électronique (1).
PCT/CN2015/092527 2015-10-22 2015-10-22 Cigarette électronique et ensemble d'atomisation et élément d'atomisation de cette dernière WO2017066955A1 (fr)

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Application Number Priority Date Filing Date Title
PCT/CN2015/092527 WO2017066955A1 (fr) 2015-10-22 2015-10-22 Cigarette électronique et ensemble d'atomisation et élément d'atomisation de cette dernière

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PCT/CN2015/092527 WO2017066955A1 (fr) 2015-10-22 2015-10-22 Cigarette électronique et ensemble d'atomisation et élément d'atomisation de cette dernière

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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
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CN109414078A (zh) * 2018-09-10 2019-03-01 深圳麦克韦尔股份有限公司 电子烟、雾化组件及其雾化元件
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CN113100499A (zh) * 2021-05-14 2021-07-13 深圳市啸亿精密科技有限公司 一种陶瓷中心孔发热体
CN113142677A (zh) * 2021-01-29 2021-07-23 深圳市康泓威科技有限公司 具有开放式雾化腔的一体式雾化芯
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US10279934B2 (en) 2013-03-15 2019-05-07 Juul Labs, Inc. Fillable vaporizer cartridge and method of filling
US10638792B2 (en) 2013-03-15 2020-05-05 Juul Labs, Inc. Securely attaching cartridges for vaporizer devices
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