WO2021104390A1 - Ensemble d'atomisation et cigarette électronique - Google Patents

Ensemble d'atomisation et cigarette électronique Download PDF

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Publication number
WO2021104390A1
WO2021104390A1 PCT/CN2020/131870 CN2020131870W WO2021104390A1 WO 2021104390 A1 WO2021104390 A1 WO 2021104390A1 CN 2020131870 W CN2020131870 W CN 2020131870W WO 2021104390 A1 WO2021104390 A1 WO 2021104390A1
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WO
WIPO (PCT)
Prior art keywords
atomization
liquid
smoke
oil storage
porous body
Prior art date
Application number
PCT/CN2020/131870
Other languages
English (en)
Chinese (zh)
Inventor
袁军
雷宝灵
王文鹏
陈明
徐中立
李永海
Original Assignee
深圳市合元科技有限公司
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 深圳市合元科技有限公司 filed Critical 深圳市合元科技有限公司
Priority to US17/756,418 priority Critical patent/US20230000154A1/en
Priority to EP20894540.2A priority patent/EP4066660A4/fr
Publication of WO2021104390A1 publication Critical patent/WO2021104390A1/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
    • A24F40/42—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
    • A24F40/10—Devices using liquid 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
    • 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

Definitions

  • This application relates to the technical field of electronic cigarettes, in particular to an atomizing component and an electronic cigarette.
  • An electronic cigarette usually includes an atomization component and a battery assembly for powering the atomization component.
  • the atomization component includes an oil storage cavity.
  • the atomization component is used to atomize the e-liquid in the oil storage cavity to generate smoke.
  • the function realization is mainly based on the atomization component; the atomization component is usually installed at one end of the oil storage cavity.
  • the atomization component has a porous body for sucking and conducting smoke liquid, and a porous body for sucking the porous body.
  • a heating element that atomizes with the conductive smoke liquid.
  • the porous body is a component with capillary pores inside, which can infiltrate, absorb and conduct the smoke liquid through the internal pores; and the heating element has a heating part for heating and a conductive pin part, which is used for the heating part. To heat the smoke liquid conducted from the porous body to form smoke liquid smoke for smoking.
  • the present application provides an atomizing component and an electronic cigarette with sufficient supply of e-liquid and avoiding stale smell.
  • the present application provides an atomization assembly, including: an oil storage body, a porous body, and a heating element.
  • the oil storage body includes an oil storage cavity for storing smoke liquid
  • the porous body is used for adsorbing the The smoke liquid in the oil storage cavity
  • the porous body includes a smoke liquid contact surface, a smoke liquid atomization surface and an air inlet surface
  • the porous body absorbs the smoke liquid in the oil storage cavity through the smoke liquid contact surface
  • the air inlet surface is used to allow gas to enter the porous body and flow into the oil storage cavity through the porous body, and the distance from the air inlet surface to the smoke liquid contact surface is less than the distance from the smoke liquid atomization surface.
  • at least part of the heating element is combined with the smoke liquid atomizing surface to atomize the smoke liquid on the smoke liquid atomizing surface.
  • the heating element includes a heating section, and the heating section is located in the atomizing surface of the smoke liquid.
  • the heating element further includes an extension section, a first electrical connection portion and a second electrical connection portion, the first end of the extension section is connected to the first end of the heating section, and the second end of the extension section The end is connected to the second electrical connection part, the cross-sectional area of the extension section is larger than the cross-sectional area of the heating section, and the extension section is set away from the smoke liquid atomization surface and attached to the porous body ;
  • the first electrical connection portion is connected to the second end of the heating section.
  • the smoke atomization surface and the air intake surface are located in the same plane, the extension section is at least partially attached to the air intake surface, and the contact area between the extension section and the porous body is larger than The area where the heating section is in contact with the porous body.
  • the porous body includes a first groove and a second groove, both of the first groove and the second groove communicate with the oil storage cavity, and the bottom wall of the first groove An oil guide wall is formed, the bottom surface of the oil guide wall forms the smoke liquid atomization surface, the bottom wall of the second groove forms an air inlet wall, and the bottom surface of the air inlet wall forms the air inlet surface.
  • the oil storage body further includes a smoke channel
  • the porous body further includes a barrier wall located between the first groove and the second groove, the barrier wall includes a vent hole, and the The air hole communicates with the smoke channel; the oil guide wall and the air inlet wall are respectively located on opposite sides of the air hole.
  • the oil storage body further includes a first smoke liquid containing tank, and the first smoke liquid containing tank is used to store condensed smoke liquid or leaked smoke liquid.
  • the oil storage body includes an oil storage sleeve, a sealing seat, and a fixing seat.
  • the oil storage sleeve includes the oil storage cavity
  • the sealing seat is received in the oil storage sleeve and sleeved in the oil storage sleeve.
  • the sealing seat seals the opening of the oil storage cavity;
  • the fixing seat is installed at the end of the oil storage sleeve, the fixing seat abuts against the sealing seat, and the fixing seat includes The first smoke liquid containing tank.
  • the oil storage body further includes a blocking seat
  • the fixing seat includes an air inlet
  • the blocking seat is located between the porous body and the fixing seat, and the blocking seat is used to remove the inlet from the The airflow flowing in from the air hole is guided to the smoke liquid atomizing surface.
  • the blocking seat includes a second e-liquid containing groove, and the slot of the second e-liquid containing groove is disposed facing the porous body.
  • the atomization assembly includes an atomization channel, and the atomization channel is used for flowing the smoke formed by the atomized smoke liquid so as to be discharged to the outside of the atomization assembly, the smoke liquid atomization surface and the air intake The surfaces are all located in the atomization channel.
  • the present application also provides an electronic cigarette, including an atomizing component and a battery assembly for supplying power to the atomizing component, the atomizing component being the atomizing component according to any one of the above-mentioned first aspects Component
  • the porous body includes the smoke liquid atomization surface and the air inlet surface which are independently arranged, the distance between the air inlet surface and the smoke liquid contact surface is less than the distance between the smoke liquid atomization surface and the smoke liquid atomization surface.
  • the distance between the smoke liquid contact surface and the gas can flow into the oil storage cavity through the air inlet surface. Therefore, the atmospheric pressure in the oil storage cavity is equal to or not much different from the atmospheric pressure outside the atomization assembly.
  • the e-liquid in the oil cavity can smoothly flow into the e-liquid atomizing surface, and the supply of e-liquid is sufficient.
  • the porous body can provide enough e-liquid so as to avoid the appearance of stale smoke.
  • Fig. 1 is a perspective view of an atomization assembly provided by a preferred embodiment of the present application
  • FIG. 2 is a cross-sectional view of the atomization assembly shown in FIG. 1;
  • Fig. 3 is an exploded view of the atomization assembly shown in Fig. 1;
  • FIG. 4 is a perspective view of the porous body of the atomization assembly shown in FIG. 1 when matched with a heating element;
  • Figure 5 is a perspective view of a blocking seat provided by another embodiment of the present application.
  • Fig. 6 is a perspective view of a blocking seat provided by another embodiment of the present application.
  • this application proposes an atomization assembly, including an oil storage body 1, a porous body 2, a heating element 3, an electrode 4, and a magnetic member 5.
  • the oil storage body 1 includes a smoke channel a, a The oil storage cavity b for storing smoke liquid and the air inlet channel communicated with the outside of the atomization assembly.
  • the oil storage body 1 includes an oil storage sleeve 11, a sealing seat 12, a fixing seat 13, and a blocking seat 14.
  • the oil storage sleeve 11 includes a sleeve body portion 111 and a pipe body portion 112, and the pipe body portion 112 is housed in the place.
  • the internal space of the pipe body portion 112 forms the smoke passage a
  • the oil storage cavity b is formed between the pipe body portion 112 and the sleeve body portion 111.
  • the oil cavity b is arranged around the smoke passage a.
  • the sealing seat 12 is contained in the oil storage sleeve 11 and sleeved on the porous body 2, and the outer peripheral surface of the sealing seat 12 elastically abuts against the oil storage sleeve 11 to seal the oil storage sleeve 11 Cavity mouth of cavity b.
  • the sealing seat 12 includes a first through hole 121, a second through hole 122, and a third through hole 123, and both the first through hole 121 and the third through hole 123 are in communication with the oil storage cavity b.
  • the second perforation 122 is located between the first perforation 121 and the third perforation 123 and is spaced apart from the first perforation 121 and the third perforation 123.
  • the first end of the tube body 112 is connected to the sleeve body 111, and the second end of the tube body 112 is inserted into the second perforation 122.
  • the fixing seat 13 is installed at the end of the oil storage sleeve 11 and located at the end surface of the oil storage sleeve 11.
  • the fixing seat 13 and the oil storage sleeve 11 are interference fit or buckled connection, etc., which are not specifically limited here.
  • the fixed seat 13 and the oil storage sleeve 11 are in interference fit, and the outer peripheral surface of the fixed seat 13 is also sleeved with a sealing ring 6 which is connected to the oil storage sleeve 11
  • the fixing seat 13 abuts against the sealing seat 12, and the fixing seat 13 includes the first e-liquid containing groove 131, and the first e-liquid containing groove 131 faces the porous body 2, so that it can collect from The smoke liquid leaked from the porous body 2 or the smoke liquid condensed from the smoke channel a.
  • the fixing seat 13 includes an air inlet 132 which penetrates the bottom wall of the first smoke liquid receiving groove 131, and the air outlet of the air inlet 132 is higher than the first smoke liquid receiving groove The bottom wall of 131 can thus prevent the smoke liquid in the first smoke liquid containing tank 131 from flowing out of the air inlet 132, thereby better avoiding the leakage of smoke liquid.
  • the blocking seat 14 is located between the porous body 2 and the fixing seat 13, and abuts against the porous body 2, so that the porous body 2 is fixed more firmly.
  • the blocking seat 14 includes a vent groove 141, and the bottom wall of the vent groove 141 includes an air hole 142 that communicates with the first smoke liquid containing groove 131 and the air groove 141.
  • the blocking seat 14 is made of silica gel, so that the porous body 2 can be sealed better.
  • the air inlet 132 serves as the air inlet passage. It can be understood that the structure of the oil storage body 1 can be set as required, as long as it can store e-liquid, and its structure is not specifically limited here.
  • the porous body 2 is used to adsorb the smoke liquid in the oil storage cavity b.
  • the porous body 2 includes an oil guide wall 21 and an air inlet wall 22.
  • the oil guide wall 21 is used to remove the oil in the oil storage cavity b.
  • the smoke liquid is guided to the heating element 3 for atomization.
  • the gas in the air inlet passage can flow into the oil storage cavity b through the air inlet wall 22, that is, the porous body 2 does not need to be additionally provided with air holes for air inlet, only the air inlet wall 22 is required.
  • the atmosphere outside the atomization assembly passes through the air inlet passage and is passed by the air inlet wall 22 enters the oil storage cavity b, so that the air pressure in the oil storage cavity b is equal to or tends to be equal to the atmospheric pressure outside the atomization assembly.
  • the size of the micropores of the material of the air inlet wall 22 and the difference between the air pressure in the oil storage cavity b and the air pressure outside the atomization assembly determine the speed of air flowing into the oil storage cavity b.
  • the blocking seat 14 is used to guide the air flow flowing in from the air inlet hole 132 to the smoke liquid atomizing surface 21, and the arrow in FIG. 2 is the flow direction of the air flow when the atomizing assembly is working.
  • the porous body 2 may be a porous ceramic body or a fibrous body, etc., which is not specifically limited herein.
  • the porous body 2 includes a first groove 23, a second groove 24, and a barrier wall 25 located between the first groove 23 and the second groove 24.
  • a groove 23 corresponds to the position of the first through hole 121
  • the second groove 24 corresponds to the position of the third through hole 123.
  • Both the first groove 23 and the second groove 24 communicate with the oil storage cavity b, and the inner wall surface of the first groove 23 and the inner wall surface of the second groove 24 form smoke liquid
  • the contact surface p1 the porous body 2 absorbs the smoke liquid in the oil storage cavity b through the smoke liquid contact surface p1.
  • the e-liquid contact surface p1 refers to the surface of the porous body 2 that is used to contact the e-liquid flowing down from the oil storage cavity b to absorb the e-liquid in the oil storage cavity b.
  • the e-liquid in the oil storage cavity b enters the porous body 2 through the surface, and the e-liquid contact surface p1 may be composed of a plane or a curved surface, and the number of the plane or the curved surface may be one or more.
  • the bottom wall of the first groove 23 forms the oil guide wall 21, and the bottom surface of the oil guide wall 21 forms the smoke liquid atomization surface p2, and the porous body 2 absorbs the smoke liquid atomization surface p2.
  • the smoke liquid is provided to the heating element 3 for atomization.
  • the bottom wall of the second groove 24 forms the air inlet wall 22, and the bottom surface of the air inlet wall 22 forms an air inlet surface p3, which is used to allow gas to flow into the porous body 2 and It flows into the oil storage cavity b through the porous body 2, and the distance between the air inlet surface p3 and the smoke liquid contact surface p1 is smaller than the distance between the smoke liquid atomization surface p2 and the smoke liquid contact surface p1, that is The thickness of the air inlet wall 22 is smaller than the thickness of the oil guide wall 21, so that external air can flow into the oil storage cavity b relatively smoothly.
  • the surface of the porous body 2 facing away from the oil storage cavity b is a bottom surface p4 on which the heating element 3 is attached, and the smoke liquid atomizing surface p2 and the air inlet surface p3 are both located on the bottom surface In p4, the bottom surface p4 is a flat surface, that is, the smoke atomizing surface p2 and the air inlet surface p3 are located in the same plane, which is easier to manufacture.
  • the heating element 3 may be completely located in the smoke liquid atomizing surface p2, or may extend to the air intake surface p3, which is not specifically limited here.
  • the blocking wall 25 includes a vent hole 26 that communicates with the smoke passage a, and the oil guide wall 21 and the air inlet wall 22 are respectively located on opposite sides of the vent hole 26, Therefore, the overall ventilation is smoother. Since the bottom wall of the first groove 23 forms the oil guide wall 21, the side wall of the first groove 23 can also supply oil to the oil guide wall 21, thus better ensuring sufficient oil supply .
  • an atomization channel c for the smoke formed by the atomized smoke liquid to flow, and the atomization channel c is connected to the air inlet 132 and the The vent hole 26 is connected to the smoke channel a to discharge the smoke formed by the atomized smoke liquid to the outside of the atomization assembly.
  • the smoke liquid atomization surface p2 and the air inlet surface p3 are both located in the atomization channel c, so that it is not only convenient to discharge the smoke to the outside of the atomization assembly, but also during the smoking process, the atmospheric pressure in the oil storage cavity b
  • the difference with the atmospheric pressure in the atomization channel c is as small as possible, so that the smoke liquid easily flows to the smoke liquid atomization surface p2.
  • the external airflow flows into the atomization channel c from the air inlet 132, and then together with the smoke in the atomization channel c, passes through the ventilation hole 26 and the smoke channel a to be discharged to the outside of the atomization assembly.
  • At least part of the heating element 3 is in contact with the oil guide wall 21 to atomize the smoke liquid on the oil guide wall 21, that is, the heating element 3 can be embedded in the oil guide wall 21 and partially extend to the On the cigarette liquid atomizing surface p2, or the heating element 3 is an electric heating circuit printed on the cigarette liquid atomizing surface p2, or one end of the heating element 3 is located on the cigarette liquid atomizing surface p2, and the other One end is located on the air inlet surface p3. Therefore, part or all of the heating element 3 is in contact with the oil guide wall 21, which is not specifically limited here.
  • the heating element 3 includes a heating section 31, an extension section 32, a first electrical connection portion 33, and a second electrical connection portion 34.
  • the heating section 31 is attached to the oil guide wall 21 and connected to The first electrical connection portion 33 is connected, the heating section 31 is located in the smoke liquid atomizing surface p2, that is, the heating section 31 is extended on the smoke liquid atomizing surface p2, so that it can be fully atomized The smoke liquid on the smoke liquid atomizing surface p2.
  • the first end of the extension section 32 is connected to the first end of the heating section 31, the first electrical connection portion 33 is connected to the second end of the heating section 31, and the second end of the extension section 32 Connected to the second electrical connection portion 34, the cross-sectional area of the extension section 32 is greater than the cross-sectional area of the heating section 31, and the extension section 32 is arranged offset from the smoke liquid atomizing surface p2 and attached to the On the porous body 2, it is thus possible to avoid dry burning of parts of the porous body 2 located in the region of the extension section 32 during operation.
  • the extension section 32 is at least partially attached to the air inlet surface p3, and the contact area of the extension section 32 with the porous body 2 is larger than the contact area between the heating section 31 and the porous body 2 Therefore, the probability of the smoke liquid falling from the extension section 32 can be reduced.
  • the heating element 3 may be a metal wire or an electrothermal heating circuit printed on the porous body 2 and it is not specifically limited here, as long as it can generate heat after being energized.
  • the heating element 3 is completely located on the cigarette liquid atomizing surface p2, and the porous body 2 may not need to be provided with the first groove 23. Of course, there is no need to provide the second groove 24, as long as the distance between the air inlet surface p3 and the smoke liquid contact surface p1 is less than the distance between the smoke liquid atomization surface p2 and the smoke liquid contact surface p1. .
  • the electrode 4 is fixed on the fixing seat 13, one end of the electrode 4 is used for abutting the heating element 3, and the other end of the electrode 4 is used for electrical connection with the battery assembly.
  • the number of the electrodes 4 is two, one electrode 4 abuts the first electrical connection portion 33, and the other electrode 4 abuts the second electrical connection portion 34.
  • the magnetic member 5 is fixed on the fixing seat 13 for magnetic connection with the battery assembly, so the connection is more reliable.
  • the present application also provides an electronic cigarette, including an atomization component and a battery assembly for supplying power to the atomization component, wherein the atomization component is the atomization component as described above, and therefore, it also has the same Technical effect.
  • the battery assembly is in the prior art, and its structure will not be repeated here.
  • the porous body 2 includes a smoke liquid atomization surface p2 and an air inlet surface p3 that are independently arranged, the distance between the air inlet surface p3 and the smoke liquid contact surface p1 is smaller than the distance between the smoke liquid atomization surface p2 and the smoke liquid.
  • the distance between the liquid contact surface p1 and the gas can flow into the oil storage chamber b through the air inlet surface p3, so the atmospheric pressure in the oil storage chamber b is equal to or different from the atmospheric pressure outside the atomization assembly Large, the smoke liquid in the oil storage cavity b can smoothly flow into the oil guide wall 21, and the supply of smoke liquid is sufficient.
  • the heating element 3 heats up, the oil guide wall 21 can provide enough smoke liquid to avoid occurrence of Paste taste.
  • the structure of this embodiment is similar to that of Embodiment 1, and the main difference is that the blocking seat 14 includes a second e-liquid containing groove 143, and the slot of the second e-liquid containing groove 143 faces The porous body 2 is provided. Specifically, the slot of the second smoke liquid containing groove 143 is provided facing the air inlet wall 22, so that the dripping or leakage from the air inlet wall 22 can be better collected Smoke liquid.
  • the structure of this embodiment is similar to that of Embodiment 1, and the main difference is that: the blocking seat 14 includes a second e-liquid containing groove 143, and the slot of the second e-liquid containing groove 143 faces The porous body 2 is arranged, wherein the notch of the second smoke liquid containing tank 143 is arranged facing the entire bottom surface of the porous body 2, so that the dripping or leakage from the porous body 2 can be better collected Smoke liquid.
  • the air inlet groove of this embodiment is located at the side wall of the blocking seat 14.
  • the second e-liquid containing tank 143 of this embodiment has a larger space and can accommodate more e-liquid.

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  • Catching Or Destruction (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
  • Electrostatic Spraying Apparatus (AREA)

Abstract

Ensemble d'atomisation et cigarette électronique. L'ensemble d'atomisation comprend un réservoir d'e-liquide (1), un corps poreux (2) et un élément chauffant (3). Le réservoir d'e-liquide (1) comprend une cavité de stockage d'e-liquide (b) permettant de stocker de l'e-liquide. Le corps poreux (2) permet d'adsorber de l'e-liquide dans la cavité de stockage d'e-liquide (b) ; le corps poreux (2) comprend une surface de contact d'e-liquide (p1), une surface d'atomisation d'e-liquide (p2) et une surface d'entrée d'air (p3) ; le corps poreux (2) adsorbe l'e-liquide dans la cavité de stockage d'e-liquide (b) au moyen de la surface de contact d'e-liquide (p1) ; la surface d'entrée d'air (p3) permet à du gaz de s'écouler dans le corps poreux (2) et de s'écouler dans la cavité de stockage d'e-liquide (b) au moyen du corps poreux (2) ; la distance entre la surface d'entrée d'air (p3) et la surface de contact d'e-liquide (p1) est inférieure à la distance entre la surface d'atomisation d'e-liquide (p2) et la surface de contact d'e-liquide (p1), et au moins une partie de l'élément chauffant (3) est en contact avec la surface d'atomisation d'e-liquide (p2) de façon à atomiser l'e-liquide sur la surface d'atomisation d'e-liquide (p2). Pendant le fonctionnement, le corps poreux (2) peut fournir suffisamment d'e-liquide pour l'élément chauffant électrique, et par conséquent, l'odeur de brûlé peut être évitée.
PCT/CN2020/131870 2019-11-26 2020-11-26 Ensemble d'atomisation et cigarette électronique WO2021104390A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US17/756,418 US20230000154A1 (en) 2019-11-26 2020-11-26 Atomization assembly and electronic cigarette
EP20894540.2A EP4066660A4 (fr) 2019-11-26 2020-11-26 Ensemble d'atomisation et cigarette électronique

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201922061877.2 2019-11-26
CN201922061877.2U CN211482973U (zh) 2019-11-26 2019-11-26 雾化组件及电子烟

Publications (1)

Publication Number Publication Date
WO2021104390A1 true WO2021104390A1 (fr) 2021-06-03

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PCT/CN2020/131870 WO2021104390A1 (fr) 2019-11-26 2020-11-26 Ensemble d'atomisation et cigarette électronique

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US (1) US20230000154A1 (fr)
EP (1) EP4066660A4 (fr)
CN (1) CN211482973U (fr)
WO (1) WO2021104390A1 (fr)

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