WO2023124533A1 - Dispositif d'atomisation électronique - Google Patents

Dispositif d'atomisation électronique Download PDF

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Publication number
WO2023124533A1
WO2023124533A1 PCT/CN2022/129841 CN2022129841W WO2023124533A1 WO 2023124533 A1 WO2023124533 A1 WO 2023124533A1 CN 2022129841 W CN2022129841 W CN 2022129841W WO 2023124533 A1 WO2023124533 A1 WO 2023124533A1
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WO
WIPO (PCT)
Prior art keywords
cavity
atomization
core
atomization device
liquid
Prior art date
Application number
PCT/CN2022/129841
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English (en)
Chinese (zh)
Inventor
周宏明
陈斌
李日红
Original Assignee
深圳麦克韦尔科技有限公司
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Publication date
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Publication of WO2023124533A1 publication Critical patent/WO2023124533A1/fr

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    • 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
    • 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
    • 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
    • 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

Definitions

  • the invention relates to the technical field of electronic atomization, in particular to an electronic atomization device.
  • An electronic atomization device generally includes a ceramic base and a heating resistor, the ceramic base is used for buffering liquid, and the heating resistor is arranged on the ceramic base.
  • the heating resistor converts electrical energy into heat energy, and the heat energy is conducted to the liquid through the ceramic matrix, and the liquid absorbs the heat and atomizes to form an aerosol that can be sucked.
  • the part of the ceramic substrate that is closer to the heating resistor has a higher temperature to form a high-temperature region, while the part that is closer to the heating resistor has a lower temperature to form a low-temperature region, so that the temperature field on the ceramic substrate has a certain gradient, that is, the heat is in the
  • the uneven distribution on the ceramic substrate eventually leads to the inability to achieve uniform heating of the ceramic substrate and the entire electronic atomization device.
  • a technical problem solved by the present invention is how to realize uniform heating of the electronic atomization device.
  • An electronic atomization device comprising:
  • the housing is provided with an atomization chamber
  • An atomizing core the atomizing core is arranged in the atomizing chamber and is detachably connected with the housing, the atomizing core is used for buffering liquid and can absorb microwaves in the atomizing chamber to generate heat
  • the atomizing core is provided with an air guide hole penetrating through the atomizing core along the thickness direction to communicate with the atomizing chamber.
  • FIG. 1 is a schematic plan view of a cross-sectional structure of an electronic atomization device provided by an embodiment.
  • an electronic atomization device 10 provided by an embodiment of the present invention includes a housing 100 , a suction nozzle 210 , a metal plate 220 , an atomizing core 230 , a heat insulator 240 , an outer conductor 300 , an inner conductor 400 , and a microwave generator. 510 , coaxial cable 520 , coupling ring 530 , liquid supply 610 and infusion tube 620 .
  • the housing 100 is provided with an atomizing cavity 110, which can be used as a microwave resonance cavity, and the atomizing cavity 110 can be a cylindrical cavity, that is, the cross section of the atomizing cavity 110 is round.
  • An installation hole 120 is opened on the atomization chamber 110 , and when the casing 100 exists alone, the installation hole 120 communicates with the atomization chamber 110 and the outside world.
  • the suction nozzle 210 is used for sucking by the user.
  • the metal plate 220 may be a thin plate structure.
  • the metal plate 220 is provided with a plurality of mesh holes, and the plurality of mesh holes may be distributed on the metal plate 220 in a matrix arrangement.
  • the metal plate 220 may be disposed at the end of the suction nozzle 210 , and the metal plate 220 is connected with the housing 100 and closes the installation hole 120 .
  • the metal plate 220 By arranging the metal plate 220 , on the one hand, it can shield the microwaves in the atomization chamber 110 , prevent the microwaves from leaking out of the atomization chamber 110 through the relatively large installation hole 120 , and improve the utilization rate of the microwaves.
  • the gas can flow through the mesh on the metal plate 220 , so that the gas flows from one side of the metal plate 220 to the other side of the metal plate 220 through the mesh.
  • the gas in the atomization chamber 110 can smoothly enter the suction nozzle 210 through the mesh in the metal plate 220, thereby effectively eliminating the hindrance of the metal plate 220 to the user's suction.
  • the atomizing core 230 is arranged in the atomizing chamber 110, and the atomizing core 230 is detachably connected to the housing 100, so the atomizing core 230 is a relatively independent structure, so that the atomizing core 230 can be Make a replacement.
  • the atomizing core 230 can be made of porous wave-absorbing ceramics and used for buffering liquid.
  • the porous wave-absorbing ceramics can be silicon carbide or a composite ceramic material of silicon carbide and titanium carbide.
  • the atomizing core 230 can be formed by casting, injection molding or dry pressing.
  • the atomizing core 230 made of porous microwave-absorbing ceramics has the function of absorbing microwaves and generating heat.
  • the liquid buffered in the atomizing core 230 may also have the function of absorbing microwaves and generating heat.
  • the liquid When the liquid absorbs heat and rises to the atomization temperature, the liquid will be atomized to form an aerosol that can be inhaled by the user.
  • the aerosol is first discharged into the atomization chamber 110, and then enters the suction nozzle through the mesh of the metal plate 220 210 to be absorbed by the user. Therefore, when the atomizing core 230 buffered with liquid is placed in the atomizing cavity 110 with microwaves, while absorbing the heat generated by the atomizing core 230, the microwave itself can also absorb microwaves and generate heat. Under the combined action of the liquid, the liquid can be rapidly raised to the atomization temperature in a short period of time, thereby increasing the atomization speed of the liquid.
  • the atomizing core 230 has good chemical stability characteristics.
  • the melting point of the atomizing core 230 can reach above 1000°C. It can withstand high temperature and will not produce chemical reaction with the liquid in a high temperature environment, so as to avoid the extra loss caused by the liquid participating in the chemical reaction. , to ensure that all the liquid is used for atomization, thereby improving the utilization rate of the liquid. At the same time, it can prevent the liquid from participating in chemical reactions to produce odorous gas, and prevent the odorous gas from affecting the user's pumping experience.
  • the atomizing core 230 also has a high thermal conductivity, so that the atomizing core 230 has good thermal conductivity, so that the heat can be distributed more evenly throughout the atomizing core 230 .
  • the atomizing core 230 made of porous wave-absorbing ceramic material contains a large number of micropores and has a certain porosity.
  • the porosity is defined as the percentage of the volume of the pores in the object to the total volume of the material in the natural state.
  • the porosity of the atomizing core 230 may be 50%-60%, for example, the value of the porosity may be 50%, 55%, 58% or 60%.
  • the cross-sectional size of the micropore is 1 ⁇ m to 100 ⁇ m, for example, the value of the cross-sectional size of the micropore can be 1 ⁇ m, 10 ⁇ m, 50 ⁇ m or 100 ⁇ m, etc. When the micropore is a circular hole, the cross-sectional size of the micropore is micropore diameter of.
  • the atomizing core 230 can form capillary action, under the above-mentioned capillary action, the liquid in contact with the atomizing core 230 penetrates into the atomizing core 230 from the surface of the atomizing core 230, And it is transmitted in the atomizing core 230, so the atomizing core 230 has a certain buffer and transmission function for the liquid.
  • the atomizing core 230 is provided with an air guide hole 231, and the air guide hole 231 runs through the entire atomizing core 230 along the thickness direction, so that the air guide hole 231 has openings on the two outer surfaces of the atomizing core 230 in the thickness direction. Obviously, the air guide hole 231 The atomization chamber 110 is communicated through the opening.
  • the part of the atomizing chamber 110 located on the upper side of the atomizing core 230 is marked as the upper cavity 111
  • the part of the atomizing chamber 110 located on the lower side of the atomizing core 230 is marked as the lower cavity 112
  • the opening of the air guide hole 231 located at the upper end communicates with the upper In the cavity 111
  • the opening at the lower end of the air guide hole 231 communicates with the lower cavity 112 .
  • the aerosol can enter the upper cavity 111 through the air guide hole 231 , and then enter the suction nozzle 210 through the mesh in the metal plate 220 for the user to inhale.
  • the heat insulator 240 is made of quartz glass material, and the heat insulator 240 made of quartz glass material has a low thermal conductivity, so that the heat insulator 240 has a high heat insulation performance.
  • the heat element 240 can also be made of polytetrafluoroethylene.
  • the heat insulator 240 is located in the atomization chamber 110, so that the housing 100 is sleeved outside the heat insulator 240, and the heat insulator 240 is sheathed outside the atomizing core 230; between the core 230 and the casing 100 .
  • the heat generated on the atomizing core 230 can be prevented from being conducted to the outside world through the housing 100, so that on the one hand, the heat on the atomizing core 230 can be prevented from being lost due to being conducted to the outside world through the housing 100, thereby
  • the heat utilization rate of the atomization core 230 is improved, so that the entire electronic atomization device 10 has a good energy-saving effect.
  • it can prevent the case 100 from absorbing the heat of the atomizing core 230 to heat up, and prevent the temperature of the case 100 from causing discomfort to the user when it is used to touch the case 100 .
  • a closed cavity can be set in the heat insulating element 240. Before sealing, the cavity can be vacuumized. After the vacuum process is completed, the cavity can be completely Closed to ensure that the cavity is under vacuum. Since the heat insulating member 240 is provided with a cavity forming a vacuum state, the possibility of heat transfer to the housing 100 through heat conduction can be reduced, thereby further improving the heat insulating performance of the heat insulating member 240 .
  • the heat insulator 240 is provided with a vacuum area surrounding the atomizing core 230 .
  • the outer conductor 300 and the inner conductor 400 are coaxially arranged, the outer conductor 300 is roughly a cylindrical structure, and the upper end of the outer conductor 300 is connected to the housing 100 so that the atomization chamber 110 is connected to the inside of the outer conductor 300 cavity connected.
  • the inner conductor 400 is accommodated in the cavity of the outer conductor 300, and the gap between the inner conductor 400 and the outer conductor 300 forms a transmission cavity 330, which communicates with the atomization cavity 110 and is used for transmitting microwaves, and the microwaves can pass through the transmission cavity 330 effectively
  • the heat is transmitted to the atomizing chamber 110 and absorbed by the atomizing core 230 and the liquid to generate heat.
  • the outer conductor 300 surrounds and forms an outer cylindrical cavity 310 and an outer conical cavity 320, the outer cylindrical cavity 310 and the outer conical cavity 320 communicate with each other, and the outer conical cavity 320 is located above the outer cylindrical cavity 310 and connected to the outer cylindrical cavity 310.
  • the atomization chamber 110 communicates, in other words, the outer tapered chamber 320 communicates between the outer cylindrical chamber 310 and the atomization chamber 110 .
  • the diameter of the outer cylindrical chamber 310 remains constant along its axial direction, and the diameter of the outer tapered chamber 320 increases gradually along the direction from the outer tapered chamber 320 to the atomizing chamber 110 , that is, from bottom to top.
  • the outer cylindrical cavity 310 may be a cylindrical cavity
  • the outer tapered cavity 320 may be a frustoconical cavity.
  • the inner conductor 400 includes a cylindrical section 410 and a conical section 420.
  • the cross-sectional dimension of the cylindrical section 410 remains constant along the axial direction, and the direction along the conical section 420 points to the atomizing chamber 110, that is, from the bottom to the top.
  • the cross-sectional dimension of the shaped segment 420 gradually increases.
  • the cylindrical section 410 may be cylindrical while the tapered section 420 is frustoconical.
  • the cylindrical section 410 is located in the outer cylindrical cavity 310 and the conical section 420 is located in the outer conical cavity 320 .
  • the spaces of the outer cylindrical cavity 310 and the outer tapered cavity 320 not filled by the inner conductor 400 form the above-mentioned transmission cavity 330 .
  • An inner cylindrical cavity 411 may be opened in the cylindrical section 410 , the diameter of the inner cylindrical cavity 411 remains constant along the axial direction of the cylindrical section 410 , and the inner cylindrical cavity 411 and the outer cylindrical cavity 310 are arranged coaxially.
  • An inner conical cavity 421 is opened in the conical section 420, the lower end of the inner conical cavity 421 communicates with the inner cylindrical cavity 411, and the upper end of the inner conical cavity 421 communicates with the atomization chamber 110, that is, the inner conical cavity 421 communicates Between the atomization chamber 110 and the inner cylindrical chamber 411 .
  • the inner conical cavity 421 is arranged coaxially with the outer conical cavity 320 , and the diameter of the inner conical cavity 421 increases gradually along the direction from the inner conical cavity 421 to the atomizing chamber 110 , ie, from bottom to top.
  • the inner cylindrical cavity 411 may be a cylindrical cavity
  • the inner tapered cavity 421 may be a conical cavity.
  • the entire inner conductor 400 may define a cylindrical cavity, and the caliber of the cylindrical cavity remains constant along the axial direction.
  • the upward radiation area of the microwave can be increased to ensure that the microwave covers all areas of the atomizing core 230 .
  • the radiation of the microwave is made more uniform, effectively ensuring the temperature uniformity of the atomizing core 230 everywhere, and ensuring that the atomizing core 230 can evenly heat the liquid.
  • the tapered cavity can be matched according to the cross-sectional size of the atomizing core 230 .
  • the orthographic projection of the atomizing core 230 on the outer conductor 300 is located within the coverage of the outer tapered cavity 320 , which can further ensure that the microwaves can fully cover each area of the atomizing core 230 .
  • the outer conductor 300 encloses a cylindrical cavity whose caliber is kept constant in the axial direction
  • the inner conductor 400 is a cylindrical body whose cross section is kept constant in the axial direction
  • the inner conductor 400 can also be a solid structure without a cavity .
  • the microwave generator 510 may be a solid-state microwave source, both the coaxial cable 520 and the microwave generator 510 are located outside the outer conductor 300 , and the coupling loop 530 is located in the transmission cavity 330 .
  • One end of the coaxial cable 520 is electrically connected to the microwave generator 510
  • the other end of the coaxial cable 520 is electrically connected to the coupling ring 530 , that is, the coaxial cable 520 is electrically connected between the microwave generator 510 and the coupling ring 530 .
  • the microwave generator 510 When the microwave generator 510 generates microwaves, the microwaves are effectively fed into the transmission cavity 330 through the coaxial cable 520 and the coupling ring 530, and then radiated from the transmission cavity 330 into the atomization cavity 110, and the microwaves in the atomization cavity 110 will
  • the entire atomization core 230 is covered, that is, each area of the atomization core 230 is evenly covered by microwaves, so that the atomization core 230 and the liquid absorb microwaves and generate heat.
  • the frequency of the microwaves generated by the microwave generator 510 may be 2450MHZ. In other embodiments, the frequency of the microwaves generated by the microwave generator 510 may be 5800MHZ or 915MHZ.
  • the liquid supplier 610 includes a liquid storage bin 611 and an infusion pump 612 , and the liquid storage bin 611 and the infusion pump 612 are located outside the outer conductor 300 .
  • the liquid storage chamber 611 is used to store liquid, and the infusion tube 620 can pass through the inner conductor 400 and the atomizing core 230 at the same time.
  • the infusion pump 612 is working, the liquid in the liquid storage chamber 611 enters the atomizing core through the infusion tube 620 230 , the liquid storage bin 611 supplies liquid to the atomizing core 230 through the liquid infusion tube 620 .
  • the infusion pump 612 can adjust the pumping volume of the liquid, so that the infusion pump 612 supplies a certain amount of liquid to the atomizing core 230 each time through the infusion tube 620, so as to realize the precise quantitative supply of liquid to the atomizing core 230, so that the atomizing core 230 can meet the individual needs of users, and ultimately improve user experience.
  • the infusion pump 612 supplies the liquid in the liquid storage bin 611 to the atomizing core 230 in a quantitative manner through the infusion tube 620 .
  • the microwave generator 510 generates microwaves, which are fed into the transmission cavity 330 through the coaxial cable 520 and the coupling ring 530, and the microwaves in the transmission cavity 330 are further radiated into the atomization cavity 110, so that the atomization core 230 and the liquid It can absorb microwaves and generate heat, which then atomizes liquids to form aerosols.
  • the aerosol discharged into the upper cavity 111 can enter the suction nozzle 210 through the mesh of the metal plate 220 to be absorbed by the user, while the aerosol discharged into the lower cavity 112 enters the upper cavity 111 through the air guide hole 231, and then passes through The mesh of the metal plate 220 enters the suction nozzle 210 to be absorbed by the user.
  • this mode has at least the following defects: First, the area on the ceramic substrate that is closer to the heating resistor absorbs more heat, thereby forming a high-temperature area with a higher temperature; The area on the substrate farther away from the heating resistor absorbs less heat, thus forming a low-temperature area with a lower temperature, so that there is a certain gradient in the temperature distribution of each area on the ceramic substrate, that is, the temperature distribution is uneven.
  • the liquid in the high temperature area will produce burnt smell due to the high atomization temperature, and the liquid in the low temperature area cannot be atomized effectively because the atomization temperature cannot be reached, and finally the liquid in each area on the ceramic substrate cannot be atomized uniformly.
  • the second is that the heating resistor is prone to dry burning caused by excessive heating temperature and insufficient liquid infiltration. Dry burning will affect the service life of the heating resistor, and will also make the heating resistor easy to fall off the ceramic substrate, and will also cause the liquid to form high temperature cracking and produce Harmful Substance.
  • a large amount of carbides will gradually accumulate on the heating resistor to form carbon deposits, and the carbides will produce odorous gas under the action of heating, thereby affecting the user's pumping experience.
  • the third is that the heating resistor is in direct contact with the liquid, thereby polluting the liquid to a certain extent, and even causing heavy metal elements to enter the aerosol formed by the atomization of the liquid, which will affect the safety of the electronic atomization device.
  • the ceramic substrate or the heating resistor is damaged, it is difficult to disassemble the ceramic substrate at all, so that a new ceramic substrate or heating resistor cannot be effectively replaced.
  • Fifth it takes a long time for the heating resistor to rise to the atomization temperature.
  • the heat of the heating resistor conducts heat to the liquid through the ceramic substrate, and the conduction and absorption of heat also takes time, so the time for the liquid to reach the atomization temperature is further extended. Thus affecting the atomization efficiency.
  • the atomization core 230 absorbs microwaves to generate heat, that is, the polar molecules in the atomization core 230 that can absorb microwaves are Generate mutual friction, which is converted into heat energy.
  • each area of the atomizing core 230 has an equal opportunity to contact the microwave
  • the heat distribution in each area of the atomizing core 230 is uniform, that is, the temperature of each area of the atomizing core 230 is equal, so the atomizing core 230 forms a uniform
  • the heating mode prevents the liquid from burning smell due to too high atomization temperature or fails to achieve effective atomization due to the failure to reach the atomization temperature, and ensures that the liquid in each area of the atomization core 230 is heated evenly to form a uniform atomization.
  • the second is that the atomizing core 230 directly generates heat to heat the liquid, thereby canceling the existence of the heating resistor, which can avoid the peculiar smell caused by the carbon deposit on the heating resistor, and at the same time avoid the high temperature cracking of the liquid caused by the heating resistor due to dry burning, and improve the User vaping experience. Thirdly, it can avoid the pollution of the heating resistor to the composition of the liquid, and improve the safety of the electronic atomization device 10 in use. Fourth, the detachable connection between the atomizing core 230 and the casing 100 will facilitate the quick disassembly and installation of the atomizing core 230 , thereby facilitating the replacement of the atomizing core 230 .
  • the microwave heating efficiency is high, so that the atomizing core 230 can quickly heat up to the atomizing temperature in a short period of time.
  • the atomizing core 230 directly conducts heat to the liquid without other intermediate media, further eliminating the conduction time of heat on the intermediate medium. Make the liquid reach the atomization temperature in a short time and atomize. Furthermore, in the case that the liquid itself can also absorb microwaves and generate heat, the time required for the liquid to reach the atomization temperature can be further shortened, thereby further improving the atomization efficiency.

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  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)

Abstract

Dispositif d'atomisation électronique comprenant un boîtier (100), une cavité d'atomisation (110) et un noyau d'atomisation (230). Le boîtier (100) dispose d'une cavité d'atomisation (110). Le noyau d'atomisation (230) est disposé dans la cavité d'atomisation (110) et est relié de manière amovible au boîtier (100). Le noyau d'atomisation (230) est utilisé pour tamponner le liquide et absorber les micro-ondes dans la cavité d'atomisation (110) pour produire de la chaleur. Le noyau d'atomisation (230) est pourvu de trous de guidage d'air (231) traversant le noyau d'atomisation (230) dans la direction de l'épaisseur et communiquant ainsi avec la cavité d'atomisation (110).
PCT/CN2022/129841 2021-12-27 2022-11-04 Dispositif d'atomisation électronique WO2023124533A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202111609678.6A CN114271546A (zh) 2021-12-27 2021-12-27 电子雾化装置
CN202111609678.6 2021-12-27

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WO2023124533A1 true WO2023124533A1 (fr) 2023-07-06

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114271546A (zh) * 2021-12-27 2022-04-05 深圳麦克韦尔科技有限公司 电子雾化装置
WO2024113327A1 (fr) * 2022-12-01 2024-06-06 思摩尔国际控股有限公司 Dispositif de génération d'aérosol et ensemble de chauffage par micro-ondes associé

Citations (5)

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Publication number Priority date Publication date Assignee Title
US20200221782A1 (en) * 2017-10-30 2020-07-16 Kt&G Corporation Aerosol generating device and method for controlling same
CN111920104A (zh) * 2020-07-28 2020-11-13 深圳麦克韦尔科技有限公司 雾化芯、雾化器及电子雾化装置
CN112089105A (zh) * 2020-08-13 2020-12-18 深圳麦克韦尔科技有限公司 雾化芯及雾化装置
CN113729304A (zh) * 2021-09-30 2021-12-03 深圳麦克韦尔科技有限公司 气溶胶产生装置
CN114271546A (zh) * 2021-12-27 2022-04-05 深圳麦克韦尔科技有限公司 电子雾化装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200221782A1 (en) * 2017-10-30 2020-07-16 Kt&G Corporation Aerosol generating device and method for controlling same
CN111920104A (zh) * 2020-07-28 2020-11-13 深圳麦克韦尔科技有限公司 雾化芯、雾化器及电子雾化装置
CN112089105A (zh) * 2020-08-13 2020-12-18 深圳麦克韦尔科技有限公司 雾化芯及雾化装置
CN113729304A (zh) * 2021-09-30 2021-12-03 深圳麦克韦尔科技有限公司 气溶胶产生装置
CN114271546A (zh) * 2021-12-27 2022-04-05 深圳麦克韦尔科技有限公司 电子雾化装置

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