WO2022040866A1 - Appareil d'atomisation électronique et atomiseur associé - Google Patents

Appareil d'atomisation électronique et atomiseur associé Download PDF

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Publication number
WO2022040866A1
WO2022040866A1 PCT/CN2020/110832 CN2020110832W WO2022040866A1 WO 2022040866 A1 WO2022040866 A1 WO 2022040866A1 CN 2020110832 W CN2020110832 W CN 2020110832W WO 2022040866 A1 WO2022040866 A1 WO 2022040866A1
Authority
WO
WIPO (PCT)
Prior art keywords
liquid
base
atomizer
atomizer according
wall
Prior art date
Application number
PCT/CN2020/110832
Other languages
English (en)
Chinese (zh)
Inventor
戴正根
邢凤雷
梁志佳
谢攀
雷桂林
姜茹
Original Assignee
深圳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 深圳麦克韦尔科技有限公司 filed Critical 深圳麦克韦尔科技有限公司
Priority to PCT/CN2020/110832 priority Critical patent/WO2022040866A1/fr
Publication of WO2022040866A1 publication Critical patent/WO2022040866A1/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
    • 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
    • A24F40/46—Shape or structure of electric heating means

Definitions

  • the present invention relates to the technical field of atomization, and more particularly, to an electronic atomization device and an atomizer thereof.
  • the electronic atomization device is mainly composed of an atomizer and a power supply device.
  • the power supply device is used to supply power to the atomizer, and the atomizer can heat and atomize the liquid atomizable substrate stored in the atomizer after being powered on, and generate atomized gas for the user to inhale.
  • the atomizer generally includes a heating element and an atomizing seat for installing the heating element.
  • the atomizing seat in the prior art is usually composed of multiple components, which is costly and complicated to assemble.
  • the technical problem to be solved by the present invention is to provide an improved atomizer and an electronic atomization device with the atomizer in view of the above-mentioned defects of the prior art.
  • the technical solution adopted by the present invention to solve the technical problem is to construct an atomizer, which includes a casing, a base that is sealedly plugged at the bottom of the casing, and a heating component and a top seat that are disposed in the casing.
  • the top seat and the base are made of elastic materials; a liquid storage cavity is formed in the shell, an atomization cavity is formed between the top seat and the base, and the heating component is at least partially arranged on the The atomizing cavity is in liquid-conducting communication with the liquid storage cavity.
  • the elastic material is silica gel, and the hardness of the silica gel ranges from 50 degrees to 70 degrees.
  • the lower end surface of the top seat is formed with a first sealing portion surrounding the outside of the atomization chamber
  • the upper end surface of the base is formed with a second sealing portion that is convexly and concavely fitted with the first sealing portion Department.
  • the heating component includes a longitudinally long wick, and the wick is erected on the base.
  • two slots are formed on the base, and two ends of the absorbent core are respectively erected in the two slots; the bottom of the top base corresponds to the direction of the two slots.
  • Two pressing portions are formed extending downward, and the two pressing portions press the two ends of the liquid absorbent core respectively.
  • the heating assembly further includes a heating wire wound around the liquid absorbent core and two electrode leads electrically connected to the heating wire;
  • Two first slot holes are concavely formed on the bottom surface of the atomizing chamber, and two second slot holes are concavely formed on the bottom surface of the base corresponding to the two first slot holes, so that the first slot holes are formed.
  • a thin wall that can be pierced by the electrode leads is formed between the bottom surface of the electrode and the corresponding top surface of the second slot hole.
  • the bottom of the top seat extends downward to form at least one positioning post, and the upper end surface of the top seat is formed with at least one positioning hole for plug-fit with the at least one positioning post.
  • a plurality of liquid storage tanks with capillary force are provided on the cavity wall of the atomization chamber.
  • the base comprises a body part sealingly embedded in the casing, a plurality of rotating protrusions and a plurality of rotating grooves with capillary force are formed on the outer peripheral wall of the body part, A rotating groove is formed between every two adjacent rotating protrusions.
  • the outer peripheral wall of the body portion is further provided with a ventilation groove connecting the plurality of rotating grooves.
  • the base further includes a flange portion disposed on the lower portion of the body portion, and the upper end surface of the flange portion is pressed against the lower end surface of the housing.
  • the base further includes a protruding portion extending upward from an upper end surface of the body portion, and the atomizing cavity is defined between the inner side surface of the protruding portion and the upper end surface of the body portion .
  • the base further includes a wall portion extending upward from an upper end surface of one side of the body portion along the lengthwise direction, an inner wall surface of the wall portion and an outer wall surface on one side of the protruding portion
  • a first lower liquid channel that communicates one end of the heating component with the liquid storage cavity, and the outer wall of the other side of the protruding part and the inner wall of the housing are The other end of the heating component is connected with the second lower liquid channel in liquid-conducting communication of the liquid storage chamber, and the cross-sectional area of the second lower liquid channel is larger than the cross-sectional area of the first lower liquid channel.
  • the housing is provided with an air intake hole that communicates the rotation slot with the outside world, and an outer surface of the wall portion and an inner wall surface of the housing are further formed
  • the rotating tank is in communication with the liquid storage chamber and is a ventilation tank.
  • the cross-sectional area of the first lower liquid channel and the second lower liquid channel is larger than the cross-sectional area of the ventilation groove.
  • the present invention also provides an electronic atomization device, comprising the atomizer according to any one of the above and a power supply device electrically connected to the atomizer.
  • both the base and the top seat are made of elastic materials, and the bottom of the casing can be directly sealed by the base, thereby reducing the components of the atomizer, reducing the cost, and making the assembly easier.
  • FIG. 1 is a schematic three-dimensional structure diagram of an electronic atomization device in some embodiments of the present invention.
  • Fig. 2 is the A-A sectional structure schematic diagram of the atomizer in the electronic atomization device shown in Fig. 1;
  • Fig. 3 is the B-B sectional structure schematic diagram of the atomizer in the electronic atomization device shown in Fig. 1;
  • Fig. 4 is the exploded structure schematic diagram of the base, the heating element and the top seat in Fig. 1;
  • Fig. 5 is the three-dimensional structure schematic diagram of the base in Fig. 1;
  • Fig. 6 is the three-dimensional structure schematic diagram of the top seat in Fig. 1;
  • FIG. 7 is a schematic diagram of the flow direction of the liquid in the ventilation channel when the liquid storage chamber is under negative pressure
  • FIG. 8 is a schematic diagram of the flow direction of the liquid in the ventilation channel after the air pressure in the liquid storage chamber returns to normal.
  • FIG. 1 shows an electronic atomizer device in some embodiments of the present invention, which can be roughly flat, and includes a flat atomizer 10 and a flat power supply device 20 electrically connected to the atomizer 10 .
  • the atomizer 10 is used for accommodating the liquid atomizable substrate, heating and atomizing the substrate and delivering the mist
  • the power supply device 20 is used for supplying power to the atomizer 10 and controlling the opening or closing of the entire electronic atomization device.
  • the atomizer 10 and the power supply device 20 may be connected together in a detachable manner such as magnetic attraction, screw connection, and plug connection.
  • the electronic atomization device is not limited to be in a flat shape, and it can also be in other shapes such as a cylindrical shape, an elliptical column, and a rectangular parallelepiped shape.
  • the atomizer 10 may include a housing 1 , a base 2 sealedly plugged at the bottom of the housing 1 , a heating element 3 mounted on the base 2 , and a heating element 3 mounted on the base 2 The top seat 4 on and above the heating element 3 .
  • a liquid storage chamber 12 for storing liquid atomizable substrates is formed in the housing 1 , and the heating element 3 is arranged in the housing 1 and communicates with the liquid storage chamber 12 through liquid conduction.
  • Both the base 2 and the top base 4 are made of elastic materials, an atomization cavity 230 is formed between the base 2 and the top base 4 , and the heating element 3 is at least partially disposed in the atomization cavity 230 .
  • the base 2 and the top base 4 may be integrally formed with silica gel material, respectively, and the hardness of the silica gel may range from 50 degrees to 70 degrees, preferably 60 degrees. Both the base 2 and the top base 4 are made of silica gel, with few parts, low cost and simple assembly.
  • An air outlet pipe 13 can be provided in the casing 1 along the longitudinal direction, an annular liquid storage cavity 12 is defined between the inner wall surface of the casing 1 and the outer wall surface of the air outlet pipe 13, and an air outlet channel 130 is defined by the inner wall surface of the air outlet pipe 13. .
  • the air outlet pipe 13 can be formed by extending downward integrally from the top wall of the housing 1 .
  • the air outlet pipe 13 may include a first pipe section 131 located at the upper part and having a larger outer diameter, and a second pipe section 132 located at the lower part and having a smaller outer diameter.
  • a socket 45 is also formed on the top seat 4 corresponding to the second pipe section 132, and the lower end of the second pipe section 132 can be tightly embedded in the socket 45 and communicated with the socket 45 to connect the atomizing cavity 230 with the air outlet channel 130. connected.
  • the upper end surface of the top seat 4 can abut on the stepped surface 133 formed between the first pipe section 131 and the second pipe section 132 .
  • the heating element 3 may include a longitudinally long liquid-absorbent core 31 , a heating wire 32 wound around the liquid-absorbent core 31 , and two electrode leads 33 electrically connected to the heating wire 32 .
  • the two ends of the liquid absorbing wick 31 are respectively erected in the two slots 231 of the base 2 , and extend into the liquid storage cavity 12 to communicate with the liquid storage cavity 12 for conducting liquid.
  • the heating wire 32 is accommodated in the atomizing chamber 230 and is used to generate heat after being powered on, and to heat and atomize the liquid atomizable substrate absorbed by the liquid absorbing core 31 .
  • the liquid-absorbent core 31 can be made of materials such as liquid-absorbent cotton, liquid-absorbent cloth or liquid-absorbent fibers.
  • the base 2 may include, in some embodiments, a flange portion 21 at a lower portion, a body portion 22 at a middle portion, and a protruding portion 23 at an upper portion.
  • the upper end surface of the flange portion 21 is pressed against the lower end surface of the housing 1 , and the body portion 22 and the protruding portion 23 are embedded in the housing 1 .
  • a plurality of lateral rotating protrusions 221 and a plurality of lateral rotating grooves 222 may be formed on the outer peripheral wall of the body portion 22 , and a rotating groove 222 is formed between every two adjacent rotating protrusions 221 .
  • the rotating protrusions 221 are interference fit in the housing 1, and the silicone base 2 provided with a plurality of rotating grooves 222 and a plurality of rotating protrusions 221 can squeeze the rotating protrusions 221 into the rotating grooves 222 when being squeezed. Stress is generated, thereby increasing the friction and bonding force between the base 2 and the casing 1 , and preventing the base 2 from withdrawing from the casing 1 .
  • the spirally arranged rotating grooves 222 can also make it easier to assemble the silicone base 2 into the housing 1 .
  • the rotating tank 222 can also absorb and store a certain amount of leakage liquid through capillary force, so as to further improve the situation of leakage.
  • the width of the rotation groove 222 may be 0.1 mm ⁇ 0.5 mm, preferably 0.2 mm ⁇ 0.4 mm.
  • the outer peripheral surface of the main body 22 may further be provided with a ventilation groove 223 connecting the plurality of rotating grooves 222, and the width of the ventilation groove 223 may be 0.1mm-0.5mm, preferably 0.2mm-0.4mm.
  • the ventilation grooves 223 are opened on one side of the rotating protrusions 221 , and the ventilation grooves 223 of the plurality of rotating protrusions 221 may be located on the same side or different sides of the body portion 22 .
  • the bottom surface of the atomization chamber 230 can also be concavely formed with two first slot holes 225, and the bottom surface of the flange portion 21 is concavely formed with two second slot holes 211 corresponding to the two first slot holes 225, so that the A thin wall 226 is formed between the two slot holes 211 and the corresponding first slot hole 225 , so that when the heating element 3 is installed, the electrode lead 33 can pierce the thin wall 226 and tightly penetrate the first slot hole 225 and the second slot hole 211 to prevent liquid leakage.
  • the lower end of the first slot hole 225 and the upper end of the second slot hole 211 can be tapered, which can serve as a guide for the installation of the electrode lead 33, which increases the assemblability and increases the mold strength of the silicone, which is beneficial to the silicone base 2 manufacturability.
  • An atomizing cavity 230 is defined between the inner side surface of the protruding portion 23 and the upper end surface of the main body portion 22 .
  • a plurality of liquid storage tanks 235 may be provided on the inner side wall and the bottom wall of the atomization chamber 230.
  • the liquid storage tanks 235 can absorb and store the leakage liquid received in the atomization chamber 230 through capillary force, thereby further improving the situation of liquid leakage.
  • the width of the liquid storage tank 235 may be 0.1 mm ⁇ 0.5 mm, preferably 0.2 mm ⁇ 0.4 mm.
  • the bottom surface of the flange portion 21 may be recessed upward to form a central through hole 212 that communicates with the atomization cavity 230 , and the top surface of the through hole 212 protrudes from the bottom surface of the surrounding atomization cavity 230 .
  • the leakage liquid does not easily enter the through hole 212 , so that the risk of leakage liquid entering the power supply device from the through hole 212 can be reduced.
  • Two ends of the protruding portion 23 along the longitudinal direction are respectively provided with a slot 231 for the two ends of the liquid absorbent core 31 to be respectively mounted therein.
  • a second lower liquid channel 242 , a first lower liquid channel 241 and a ventilation groove 243 are also formed on the base 2 .
  • the second lower liquid channel 242 and the first lower liquid channel 241 respectively connect the two ends of the wick 31 with the liquid storage cavity 12 , and the second lower liquid channel 242 and the first lower liquid channel 241 have different cross-sectional areas. It can make the liquid flow more smoothly.
  • the ventilation tank 243 can communicate the liquid storage chamber 12 with the outside world, and can supply air for the liquid storage chamber 12 to achieve gas-liquid balance and make the liquid in the liquid storage chamber more smooth.
  • a wall portion 24 is formed on the upper end surface of the body portion 22 corresponding to one end of the liquid absorbent core 31 , and the wall portion 24 can be respectively extended to connect with the protruding portion 23 on both sides in the circumferential direction.
  • a first lower liquid channel 241 is defined between the inner wall surface of the wall portion 24 and the outer wall surface of one side of the protruding portion 23
  • a second lower liquid channel 241 is defined between the outer wall surface of the other side of the protruding portion 23 and the inner wall surface of the housing 1 .
  • the cross-sectional area of the second lower liquid channel 242 is larger than the cross-sectional area of the first lower liquid channel 241, and the height of the first end surface 2411 of the first lower liquid channel 241 is higher than that of the second lower liquid channel 242.
  • the height of the end surface 2421 makes a pressure difference formed between the first end surface 2411 and the second end surface 2421, the fluid pressure is strong, the lowering hydraulic power is greater, and the lowering fluid is smoother.
  • the second lower liquid channel 242 is mainly used for liquid injection, and the first lower liquid channel 241 can be used for liquid injection and auxiliary ventilation, so as to alleviate the dry burning caused by insufficient ventilation of the heating element 3 and avoid the formation of a large number of air bubbles in the liquid storage chamber.
  • the height of the wall portion 24 may be 10 mm or less, preferably 3 mm.
  • the outer surface of the wall portion 24 is recessed inward to form a ventilation groove 243 .
  • the housing 1 is provided with an air inlet 11 that communicates with the outside world.
  • the air inlet 11 can be correspondingly arranged and communicated with the ventilation groove 223 , or can be correspondingly arranged and communicated with one of the rotating grooves 222 .
  • the air intake hole 11 , the rotation groove 222 and the ventilation groove 243 are connected in sequence to form a ventilation channel that communicates the liquid storage chamber 12 with the outside world. As shown in FIG.
  • the cross-sectional area of the second lower liquid channel 242 and the first lower liquid channel 241 is larger than that of the ventilation tank 243 , so that the flow resistance of the liquid in the ventilation tank 243 is greater than that of the second lower liquid channel 242 and the first lower liquid channel 241 . flow resistance, so that the liquid atomizable substrate in the liquid storage chamber 12 can be prevented from entering the ventilation groove 243 .
  • the cross-sectional area of the ventilation groove 243 is less than or equal to 1 mm 2 , preferably 0.1 mm 2 ; the cross-sectional area of the first lower liquid channel 241 is in the range of 1 mm 2 to 10 mm 2 , preferably 4.5 to 7.5 mm 2 . .
  • the top seat 4 can be inserted on the protrusion 23 in some embodiments.
  • At least one positioning post 43 can be formed at the bottom of the top seat 4 to extend downward, and at least one positioning hole 233 is formed on the upper end face of the protruding portion 23 which is recessed downward corresponding to the at least one positioning post 43 .
  • a first sealing portion 42 surrounding the atomization chamber 230 may be formed on the lower end surface of the top seat 4, and a second sealing portion 232 which is convexly and concavely matched with the first sealing portion 42 may be formed on the upper end surface of the protruding portion 23.
  • a sealing portion 42 and a second sealing portion 232 cooperate with each other to form a first sealing structure, which can prevent the liquid atomizable substrate in the liquid storage chamber 12 from entering the atomizing chamber 230 due to the deformation of the silica gel, thereby causing liquid leakage.
  • the first sealing portion 42 is a protrusion with a semicircular cross-section
  • the second sealing portion 232 is a groove with a semicircular cross-section.
  • the bottom of the top seat 4 corresponding to the two slots 231 may further extend downward to form two pressing portions 41 , and the pressing portions 41 press both ends of the liquid absorbing core 31 to form a second sealing structure.
  • the first sealing structure and the second sealing structure can prevent the liquid atomizable substrate in the liquid storage chamber 12 from entering the atomizing chamber 230 to cause liquid leakage.

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  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)

Abstract

L'invention concerne un appareil d'atomisation électronique et un atomiseur (10) associé. L'atomiseur (10) comprend une coque (1), un siège inférieur (2) disposé au niveau de la partie inférieur de la coque (1) de manière étanche et insérée, et un ensemble de chauffage (3) et un siège supérieur (4) qui sont disposés dans la coque (1), le siège supérieur (4) et le siège inférieur (2) étant constitués de matériaux élastiques ; une cavité de stockage de liquide (12) est formée dans la coque (1) ; une cavité d'atomisation (230) est formée entre le siège supérieur (4) et le siège inférieur (2) ; et au moins une partie de l'ensemble de chauffage (3) est disposée dans la cavité d'atomisation (230) et est en communication avec la cavité de stockage de liquide (12) dans un mode de guidage de liquide. Le siège inférieur (2) et le siège supérieur (4) sont constitués de matériaux élastiques, et la partie inférieure de la coque (1) peut être directement fermée hermétiquement au moyen du siège inférieur (2), de telle sorte que les éléments de composition de l'atomiseur (10) puissent être réduits, que les coûts puissent être réduits, et que l'assemblage soit relativement facile.
PCT/CN2020/110832 2020-08-24 2020-08-24 Appareil d'atomisation électronique et atomiseur associé WO2022040866A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/110832 WO2022040866A1 (fr) 2020-08-24 2020-08-24 Appareil d'atomisation électronique et atomiseur associé

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/110832 WO2022040866A1 (fr) 2020-08-24 2020-08-24 Appareil d'atomisation électronique et atomiseur associé

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WO2022040866A1 true WO2022040866A1 (fr) 2022-03-03

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024065351A1 (fr) * 2022-09-29 2024-04-04 深圳麦克韦尔科技有限公司 Atomiseur et dispositif d'atomisation électronique

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140182612A1 (en) * 2012-12-28 2014-07-03 Shenzhen Smoore Technology Limited Electronic atomizing inhalation device
CN208837112U (zh) * 2018-09-11 2019-05-10 珠海优德科技有限公司 一种横装式电子烟雾化器
EP3545776A1 (fr) * 2016-11-22 2019-10-02 Joyetech Europe Holding GmbH Ensemble de stockage de liquide à vapoter, atomiseur et cigarette électronique équipée de ceux-ci
CN210054622U (zh) * 2019-05-14 2020-02-14 常州市派腾电子技术服务有限公司 烟弹及电子烟
CN210929641U (zh) * 2019-09-29 2020-07-07 常州市派腾电子技术服务有限公司 加热件、加热结构、雾化组件、雾化器及电子烟
CN112120298A (zh) * 2020-08-24 2020-12-25 深圳麦克韦尔科技有限公司 电子雾化装置及其雾化器

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140182612A1 (en) * 2012-12-28 2014-07-03 Shenzhen Smoore Technology Limited Electronic atomizing inhalation device
EP3545776A1 (fr) * 2016-11-22 2019-10-02 Joyetech Europe Holding GmbH Ensemble de stockage de liquide à vapoter, atomiseur et cigarette électronique équipée de ceux-ci
CN208837112U (zh) * 2018-09-11 2019-05-10 珠海优德科技有限公司 一种横装式电子烟雾化器
CN210054622U (zh) * 2019-05-14 2020-02-14 常州市派腾电子技术服务有限公司 烟弹及电子烟
CN210929641U (zh) * 2019-09-29 2020-07-07 常州市派腾电子技术服务有限公司 加热件、加热结构、雾化组件、雾化器及电子烟
CN112120298A (zh) * 2020-08-24 2020-12-25 深圳麦克韦尔科技有限公司 电子雾化装置及其雾化器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024065351A1 (fr) * 2022-09-29 2024-04-04 深圳麦克韦尔科技有限公司 Atomiseur et dispositif d'atomisation électronique

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