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WO2025082324A1 - Dispositif de génération d'aérosol - Google Patents

Dispositif de génération d'aérosol Download PDF

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Publication number
WO2025082324A1
WO2025082324A1 PCT/CN2024/124778 CN2024124778W WO2025082324A1 WO 2025082324 A1 WO2025082324 A1 WO 2025082324A1 CN 2024124778 W CN2024124778 W CN 2024124778W WO 2025082324 A1 WO2025082324 A1 WO 2025082324A1
Authority
WO
WIPO (PCT)
Prior art keywords
side plate
aerosol generating
generating device
heating
power supply
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
PCT/CN2024/124778
Other languages
English (en)
Chinese (zh)
Inventor
公维锋
徐中立
李永海
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen FirstUnion Technology Co Ltd
Original Assignee
Shenzhen FirstUnion Technology Co Ltd
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 Shenzhen FirstUnion Technology Co Ltd filed Critical Shenzhen FirstUnion Technology Co Ltd
Publication of WO2025082324A1 publication Critical patent/WO2025082324A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • A24F40/20—Devices using solid 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
    • A24F40/46—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
    • A24F40/50—Control or monitoring

Definitions

  • the embodiments of the present application relate to the technical field of heat-not-burn aerosol generation, and in particular to an aerosol generating device.
  • Smoking articles eg, cigarettes, cigars, etc.
  • People have attempted to replace these tobacco-burning articles by creating products that release compounds without combustion.
  • a heating device which releases a compound by heating rather than burning a material.
  • the material may be an aerosol-generating article containing tobacco or other non-tobacco products, which may or may not contain nicotine.
  • the known heating device includes a shell and a heating component disposed inside the shell for heating the tobacco product.
  • the user grasps the shell.
  • the size of the heating device needs to be reduced to make it miniaturized.
  • the temperature of the tobacco product heated by the heating component is usually higher than 200°C. Miniaturization makes the heat insulation effect between the shell and the heating component poor, which not only leads to high power consumption of the heating device, but also likely causes the shell to be hot.
  • the present application provides an aerosol generating device, which can effectively reduce power consumption and prevent the casing from being scalded.
  • One embodiment of the present application provides an aerosol generating device, comprising:
  • a power supply and a circuit board are both disposed in the housing, the circuit board electrically connecting the heating component and the power supply to control the power supply to provide power to the heating component;
  • a bracket, the circuit board or the heating component or the power supply is fixed on the surface of the bracket, and the circuit board or the heating component or the power supply is spaced apart from the housing;
  • the bracket includes a plurality of partition structures, and the plurality of partition structures abut against the shell to form a plurality of independent heat-insulating cavities.
  • the bracket includes multiple partition structures, the multiple partition structures abut the outer shell and form multiple independent insulation chambers, the circuit board or heating component or power supply is fixed on the surface of the bracket, and the circuit board or heating component or power supply is spaced apart from the outer shell, so that part of the surface of the bracket can be installed with the circuit board or heating component or power supply, and part of the surface has the insulation chamber, so that the internal space of the outer shell can be fully utilized, making the aerosol generating device miniaturized, and the circuit board or heating component or power supply is spaced apart from the outer shell to hinder heat transfer to the outer shell, and the multiple independent insulation chambers can reduce the convection of cold and hot gases, thereby increasing the insulation effect, reducing the power consumption of the heating component and ensuring that the user does not get hot when grasping the outer shell.
  • FIG1 is a schematic diagram of an aerosol generating device provided by an embodiment
  • FIG2 is an exploded schematic diagram of an aerosol generating device provided by an embodiment
  • FIG3 is a schematic diagram of the interior of an aerosol generating device provided by an embodiment
  • FIG4 is a schematic diagram of a bracket provided by an embodiment
  • FIG5 is a schematic diagram of a bracket provided in another embodiment
  • Heating assembly 41. Heating chamber; 42. Thermal insulation element;
  • first, second, third in the present application are only used for descriptive purposes, and cannot be interpreted as indicating or suggesting relative importance or implicitly indicating the quantity or order of the indicated technical features.
  • all directional indications (such as up, down, left, right, front, back %) are only used to explain the relative position relationship or movement conditions between the components under a certain posture (as shown in the accompanying drawings), and if the posture changes, the directional indication also changes accordingly.
  • the terms “including” and “having” and any of their variations are intended to cover non-exclusive inclusions.
  • process, method, system, product or equipment comprising a series of steps or units is not limited to the steps or units listed, but optionally also includes steps or units that are not listed, or optionally also includes other steps or units inherent to these processes, methods, products or equipment.
  • one embodiment of the present application provides an aerosol generating device, which can interact with an aerosol generating article, so that the aerosol generating article generates aerosol.
  • aerosol-generating article refers to an article comprising an aerosol-forming substrate that, when heated, releases volatile compounds that can form an aerosol.
  • the aerosol-generating article is removably coupled to an aerosol-generating device.
  • the article may be disposable or reusable.
  • Aerosol-forming substrates may include solid aerosol-forming substrates.
  • Solid aerosol-forming substrates may include tobacco-containing materials, and the tobacco-containing materials contain volatile tobacco flavor compounds released from the aerosol-forming substrate when heated.
  • Solid aerosol-forming substrates may include non-tobacco materials.
  • Solid aerosol-forming substrates may include tobacco-containing materials and do not contain tobacco materials.
  • Aerosol formation matrix can comprise liquid aerosol formation matrix.
  • Liquid aerosol formation matrix can comprise the liquid of tobacco-containing material that contains volatile tobacco flavor component, can also be the liquid that comprises non-tobacco material.
  • Liquid aerosol formation matrix can comprise water, solvent, ethanol, plant extract, spices, flavoring agent or vitamin mixture etc., and spices can comprise betel nut extract, menthol, European mint, green mint oil, various fruity fragrance components etc., but is not limited to this.
  • Flavoring agent can comprise the composition that can provide various fragrance or local flavor to the user.
  • Vitamin mixture can be the mixture that is mixed with at least one in vitamin A, vitamin B, vitamin C and vitamin E, but is not limited to this.
  • the aerosol generating device includes a housing 1, a power supply assembly and a heating assembly 4.
  • the housing 1 has a first holding space 51 and a second holding space 52.
  • the heating assembly 4 is disposed in the first holding space 51.
  • the power supply 31 in the power supply assembly is disposed in the second holding space 52.
  • the heating component 4 is used to heat the aerosol generating product so that the aerosol-forming substrate generates an aerosol, and the power supply component is electrically connected to the heating component 4 to provide power to the heating component 4.
  • the power supply assembly may include a power supply 31, which may be any suitable battery.
  • the battery is a lithium-ion battery.
  • the battery may be a nickel metal hydride battery, a nickel cadmium battery, or a lithium-based battery, such as a lithium cobalt, lithium iron phosphate, lithium titanate, or a lithium polymer battery.
  • the power supply assembly may include a circuit board 32 and one or more control circuits disposed on the circuit board 32, and the control circuit may control the output of the battery, such as causing the battery to output an alternating current or a direct current, or, for example, causing the power supply 31 to output a current or voltage in the form of pulses.
  • the control circuit may have one or more controllers.
  • the controller may control the overall operation of the aerosol generating device.
  • the controller not only controls the operation of the power supply 31 and the heating element 21, but also controls the operation of other elements in the aerosol generating device.
  • the controller can determine whether the aerosol generating device can be operated by checking the state of the elements of the aerosol generating device.
  • the controller includes at least one processor.
  • the processor may include a logic gate array, or may include a combination of a general-purpose microprocessor and a memory storing executable programs in the microprocessor.
  • the controller may include another type of hardware.
  • a heating chamber 41 extending in the longitudinal direction is formed in the heating assembly 4, and at least a portion of the aerosol-generating article, such as an aerosol-forming substrate, can be received in the heating chamber 41.
  • the heating assembly 4 includes a heating element, and at least part of the heat released by the heating element can cause the aerosol-forming substrate to generate an aerosol, and the heating element can include at least one of a resistive material, an infrared material, and an electromagnetic material.
  • the resistive material refers to a material that can generate Joule heat when conducting electricity.
  • Suitable resistive materials include but are not limited to: semiconductors, such as doped ceramics, conductive ceramics (such as molybdenum disilicide), carbon, graphite, metals, metal alloys, and composite materials made of ceramic materials and metal materials.
  • Such composite materials may include doped or undoped ceramics.
  • suitable doped ceramics include doped silicon carbide.
  • suitable metals include titanium, zirconium, tantalum, and platinum group metals.
  • suitable metal alloys include stainless steel, Constantan, nickel-containing alloys, cobalt-containing alloys, chromium-containing alloys, aluminum-containing alloys, titanium-containing alloys, zirconium-containing alloys, hafnium-containing alloys, niobium-containing alloys, molybdenum-containing alloys, tantalum-containing alloys, tungsten-containing alloys, tin-containing alloys, gallium-containing alloys, manganese-containing alloys, and Ferroalloys, as well as superalloys based on nickel, iron, cobalt, stainless steels, alloys based on iron-aluminium and alloys based on iron-manganese-aluminium.
  • Infrared material refers to a material that can radiate infrared rays when excited or conducting. Suitable infrared materials can generate infrared rays of 0.75 ⁇ m to 1000 ⁇ m, optionally 1.5 ⁇ m to 400 ⁇ m, and optionally far infrared rays of 8 ⁇ m to 15 ⁇ m.
  • Electromagnetic material refers to a material that can generate eddy currents and/or hysteresis in a changing magnetic field, thereby generating heat in a changing magnetic field.
  • the electromagnetic material may include metal or carbon.
  • the electromagnetic material may include ferromagnetic material, such as ferrite, ferromagnetic steel or stainless steel.
  • the electromagnetic material includes a nickel-iron alloy.
  • the susceptor includes 400 series stainless steel, and the 400 series stainless steel includes 410 grade, 420 grade or 430 grade stainless steel.
  • the aerosol generating device may further comprise a magnetic field generator, the magnetic field generator being electrically connected to a power supply assembly, the power supply assembly providing the magnetic field generator with a current for generating a changing magnetic field.
  • the magnetic field generator may comprise one or more induction coils for generating a changing magnetic field, and the one or more induction coils may surround the sensing material.
  • the heating element is a component of the aerosol generating article. In some embodiments provided in the present application, the heating element is a component of the heating assembly in the aerosol generating device.
  • the heating assembly 4 may further include a heat insulating element 42, which is disposed at the periphery of the heating element and surrounds the heating cavity 41.
  • the heat insulating element 42 can prevent the heat generated by the heating element from being transferred to the housing 1, which helps to reduce the power consumption of the heating element and increase the heating speed of the heating element, and can also prevent the surface temperature of the housing 1 from being too high, thereby preventing the user from being scalded.
  • the thermal insulation element 42 may be made of a thermal insulation material.
  • a thermal insulation material refers to a material having a thermal conductivity of less than 100 W/(m ⁇ K) at 23°C and a relative humidity of 50%, preferably less than 40 W/(m ⁇ K) or less than 10 W/(m ⁇ K).
  • the thermal insulation material may be made of at least one of a PAEK material, a PI material, or a PBI material, wherein the PAEK material includes PEEK, PEKK, PEKEKK, or PEK material.
  • the thermal insulation material may include aerogel or felt.
  • the heat insulating element 42 may include a vacuum tube having an inner layer in the wall, the inner layer may be filled with air or heat insulating material, and the inner layer may be a negative pressure layer.
  • the aerosol generating device further comprises an upper cover 6 , on which an insertion port 61 is provided for inserting the aerosol generating product into the heating chamber, and the upper cover 6 is joined to the housing 1 .
  • the aerosol generating device also includes a bracket 2, which can abut against the upper cover 6 upward.
  • the bracket 2 is arranged in the shell 1.
  • the bracket 2 is used to hold the heating component 4 and the power supply component. At least a part of the bracket 2 can be made of insulation material.
  • the circuit board 32 or the heating component 4 or the power supply 31 is fixed on the surface of the bracket 2, and the bracket 2 abuts the shell 1.
  • the local boundary of the first retaining space 51 is defined by the bracket 2
  • the local boundary is defined by the shell 1
  • the local boundary of the second retaining space 52 is defined by the bracket 2
  • the local boundary is defined by the shell 1, so that the internal structure of the aerosol generating device is compactly arranged and the space between the bracket 2 and the shell 1 can be fully utilized.
  • the circuit board 32 or the heating component 4 or the power supply 31 is independent of the housing 1 , so that the aerosol generating device meets the requirements of miniaturization design while preventing the housing 1 from overheating.
  • the bracket 2 includes a partition structure 222, the partition structure 222 abuts against the shell 1, and the partition structure 222 forms a plurality of independent heat-insulating cavities 7 between the bracket 2 and the shell 1, and the heat-insulating cavities 7 can be filled with air, so as to have a heat-insulating effect and prevent heat from being transferred to the shell 1.
  • the bracket 2 has a heat-insulating cavity 7 on part of its surface, and a circuit board 32 or a heating component 4 or a power supply 31 is fixed on part of its surface.
  • the partition structure 222 can prevent the gas from freely flowing between two adjacent heat-insulating cavities 7, so that these heat-insulating cavities 7 are independent of each other, which helps to reduce the convection of cold and hot gases between these heat-insulating cavities 7, and helps to increase the heat-insulating effect and reduce the energy consumption of the heating component 4.
  • the bracket 2 includes a first side plate 21 and a second side plate 22, and the first side plate 21 is arranged between the first holding space 51 and the second holding space 52, so that the first holding space 51 and the second holding space 52 are independent of each other, which can prevent the heat on the heating component 4 from being transferred to the second holding space 52 to a certain extent, and the second side plate 22 defines a partial boundary of the second holding space 52.
  • the second side plate 22 can directly abut against the inner wall of the housing 1.
  • the second side plate 22 directly abuts against the inner wall of the housing 1.
  • the shell 1 is conducive to the heat transfer from the heating component 4 to the outer shell 1, thereby causing the surface of the outer shell 1 corresponding to the power component to have a higher temperature and resulting in greater energy consumption of the heating component 4.
  • the user When using the aerosol generating device, the user usually grasps the shell 1 corresponding to the power supply assembly.
  • the second side panel 22 has a partition structure 222, so that the second side panel 22 directly abuts the shell 1 and there are multiple independent insulation cavities 7 between the second side panel 22 and the shell 1.
  • These multiple independent insulation cavities 7 have an insulation effect, which can prevent the heat on the heating assembly 4 from being transferred to the shell 1 corresponding to the power supply assembly, and the multiple insulation cavities 7 are independent of each other, which can reduce the convection of hot and cold gases between the second side panel 22 and the shell 1, thereby increasing the insulation effect, reducing the power consumption of the heating assembly 4 and ensuring that the user does not get hot when grasping the shell 1.
  • the plurality of heat-insulating cavities 7 between the second side plate 22 and the shell 1 are sequentially distributed along the longitudinal direction Y.
  • the plurality of heat-insulating cavities 7 between the second side plate 22 and the shell 1 are sequentially distributed along the transverse direction X.
  • the plurality of heat-insulating cavities 7 between the second side plate 22 and the shell 1 are arranged in an array.
  • the area or volume of at least part of the insulation cavity 7 adjacent to the first retaining space 51 or the first side plate 21 is smaller than the area or volume of at least part of the insulation cavity 7 farther away from the first retaining space 51 or the first side plate 21. This is beneficial for preventing heat from being transferred in the direction away from the first side plate 21.
  • one side of the first side panel 21 defines a partial boundary of the first retaining space 51, and the other side opposite to the first side panel 21 defines a partial boundary of the second retaining space 52, so that the aerosol generating device can be further miniaturized, and under the action of the insulating cavity 7 between the second side panel 22 and the outer shell 1, it can be ensured that the outer shell 1 corresponding to the power supply component has a suitable temperature when further miniaturized.
  • the first side plate 21 and the second side plate 22 are integrally injection molded.
  • the second side plate 22 includes a main body 221 and a partition structure 222.
  • the partition structure 222 protrudes from the main body 221 toward the housing 1.
  • a plurality of partition structures 222 are arranged crosswise, thereby dividing the space between the second side plate 22 and the housing 1 into a plurality of independent heat-insulating chambers 7.
  • the inner wall of the housing 1 has a plurality of partition structures 222 extending toward the second side plate 22.
  • the plurality of convex ribs are extended, the plurality of convex ribs are cross-arranged, or the plurality of convex ribs and the plurality of partition structures 222 on the second side plate 22 are cross-arranged, thereby dividing the space between the second side plate 22 and the shell 1 into a plurality of insulation chambers.
  • the second retaining space 52 is distributed longitudinally below the first retaining space 51 , so that at least a portion of the power supply assembly is disposed below the heating assembly 4 , and the second side plate 22 is located below the heating assembly 4 .
  • the second holding space 52 is distributed on the lateral side of the first holding space 51, and at least a part of the second holding space 52 may correspond to the first holding space 51 in the lateral direction.
  • the insertion port 61 on the upper cover 6 corresponds to the heating cavity 41 of the heating assembly 4, and the user can clearly identify the relative position of the second holding space 52 through the insertion port 61, thereby selecting the direction to grasp the housing 1.
  • the bracket 2 also includes a third side panel 23 that defines a partial boundary of the second holding space 52, and the third side panel 23 is located laterally to the side of the second side panel 22 and is arranged opposite to the first side panel 21.
  • the third side panel 23 can directly abut the inner wall of the outer shell 1.
  • the third side panel 23 can correspond to the palm or thumb of the user.
  • a partition structure 222 is provided on the third side panel 23, and a plurality of independent insulation cavities 7 are formed between the third side panel 23 and the outer shell 1, which are used to prevent the heat generated by the heating component 4 from being transferred to the outer shell 1 arranged outside the third side panel 23.
  • the second retaining space 52 extends in the longitudinal direction, and the length of the second retaining space 52 in the longitudinal direction is greater than the length of the heating component 4 in the longitudinal direction, or the length of the second retaining space 52 in the longitudinal direction is approximately equal to the length of the aerosol generating device in the longitudinal direction. Therefore, it can accommodate a power source 31 with a stronger power storage capacity, which is beneficial to increase the power supply component to have a longer battery life.
  • the second side plate 22 includes a first portion 223 and a second portion 224 located below the first portion 223 in the longitudinal direction.
  • the first portion 223 is located laterally to the side of the heating assembly 4, so that the first portion 223 and the second portion 224 both define a portion of the boundary of the second holding space 52, and the second portion 224 is located obliquely below the heating assembly 4.
  • the power supply 31 is disposed in the second holding space 52, and the circuit board 32 is engaged with the second holding space 52.
  • the second part 224 is located between the power supply 31 and the circuit board 32, that is, the power supply 31 and the circuit board 32 are located on opposite sides of the second side plate 22, so the circuit board 32 does not occupy the second holding space 52, so that the second holding space 52 can accommodate the power supply 31 with longer battery life.
  • the first part 223 has a partition structure 222, and at least part of the heat insulation cavity 7 between the second side plate 22 and the shell 1 is formed between the first part 223 and the shell 1, so that after the second side plate 22 is connected to the circuit board 32, it can still have a good heat insulation effect on the heating component 3. And there are multiple independent heat insulation cavities 7 on the upper longitudinal side of the circuit board 32, which can prevent heat from being transferred to the circuit board 32.
  • the third side plate 23 extends longitudinally, partially corresponds to the first portion 223, and the rest corresponds to the second portion 224, so that it is located on the same side of the first portion 223 and the second portion 224 in the transverse direction. This allows the circuit board 32 to have multiple independent heat-insulating cavities 7 on the transverse side, which can prevent heat from being transferred to the circuit board 32.
  • the third side plate 23 defines a partial boundary of the second holding space, so that the power supply 31 has multiple independent heat-insulating cavities 7 on the transverse side, which can prevent heat from being transferred to the housing 1 through the power supply 31.
  • the bracket 2 further includes a fourth side plate 24 disposed opposite to the third side plate 23 and a support portion 25 supporting the heating assembly 4, the first side plate 21 and the fourth side plate 24 are disposed on opposite sides of the support portion 25, and the fourth side plate 24 and the first side plate 21 extend in opposite directions from the support portion 25 in the longitudinal direction. Therefore, the fourth side plate 24 is disposed corresponding to the second portion 224 of the second side plate 22 and is located below the first holding space 51.
  • the fourth side plate 24 may have a partition structure 222, so that the fourth side plate 24 can directly abut the inner wall of the housing 1, and a plurality of independent heat-insulating cavities 7 are formed between the fourth side plate 24 and the housing 1.
  • One side of the circuit board 32 can abut the third side plate 23, and the other side opposite to it can abut the fourth side plate 24, so that the two opposite sides of the circuit board 32 in the transverse direction have a plurality of independent heat-insulating cavities 7, which can prevent heat from being transferred to the circuit board 32.
  • the portion of the third side panel 23 corresponding to the second portion 224 corresponds to the palm of the user
  • the portion of the third side panel 23 corresponding to the first portion 223 corresponds to the thumb of the user
  • the first portion 223 corresponds to the thumb of the user
  • the fourth side panel 24 corresponds to the palm of the user.
  • the remaining four fingers of the user should be used.
  • the user can comfortably grasp the housing 1 of the aerosol generating device, ensure that the grasping temperature is appropriate, and reduce energy consumption.
  • the bracket 2 further includes a top plate 26 abutting against the upper cover 6, the top plate 26 defines a portion of the boundary of the second holding space 52, and a plurality of mutually independent heat-insulating cavities 7 are formed between the top plate 26 and the upper cover 6. This can effectively prevent the upper cover 6 from being overheated, and can further reduce power consumption.
  • the plurality of heat-insulating cavities 7 formed between the top plate 26 and the upper cover 6 are arranged in sequence in the transverse direction.
  • bracket 2 can be integrally injection molded, and the top plate 26 , the first side plate 21 , the second side plate 22 , the third side plate 23 , the fourth side plate 24 and the support portion 25 can be integrally injection molded.
  • At least two insulation cavities 7 may have different areas, volumes or shapes, and at least two insulation cavities 7 may have the same area, volume or shape.
  • the circuit board 32 is fixed on the surface of the bracket 2, and the extension length of the partition structure 222 on the second side panel 22 from the main body 221 toward the shell 1 is greater than the thickness of the circuit board 21, or the second part 224 is recessed relative to the first part 223, so that after the circuit board 32 is fixed on the second part 224, there is a gap between the circuit board 32 and the shell 1, and the gap can be filled with air to form an air insulation layer.
  • the power supply 31 is fixed on the surface of the bracket 2, and the recessed depth of the second retaining space 52 is greater than the thickness of the power supply 31, so that after the power supply 31 is fixed in the second retaining space 52, there is a gap between the power supply and the housing 1, and the gap can be filled with air to form an air insulation layer.
  • the heating component 4 is fixed on the support portion 25
  • the fourth side panel 24 and the first side panel 21 are located on opposite sides of the support portion 25
  • the partition structure 222 on the fourth side panel 24 abuts against the outer shell 1
  • the partition structure 222 on the second side panel 22 abuts against the outer shell 1, so that there is a gap between the surface of the heating component 4 and the outer shell 1, and the gap can be filled with air to form an air insulation layer.
  • the bracket includes a plurality of partition structures, the plurality of partition structures abut against the housing and form a plurality of independent heat insulation chambers, the circuit board or the heating component or the power supply is fixed on the bracket
  • the surface of the bracket is provided with a circuit board, a heating component or a power supply at a distance from the outer shell, so that part of the surface of the bracket can be used to install the circuit board, the heating component or the power supply, and part of the surface has a heat-insulating cavity, so that the internal space of the outer shell can be fully utilized to miniaturize the aerosol generating device, and the circuit board, the heating component or the power supply is arranged at a distance from the outer shell to prevent heat from being transferred to the outer shell, and the multiple independent heat-insulating cavities can reduce the convection of cold and hot gases, thereby increasing the heat-insulating effect, reducing the power consumption of the heating component and ensuring that the user does not get hot when grasping the outer shell.

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Abstract

L'invention concerne un dispositif de génération d'aérosol comprenant : un boîtier (1) ; un ensemble de chauffage (4) disposé dans le boîtier (1) et utilisé pour chauffer un produit de génération d'aérosol ; une alimentation électrique (31) et une carte de circuit imprimé (32) qui sont toutes deux disposées dans le boîtier (1), la carte de circuit imprimé (32) étant électriquement connectée à l'ensemble de chauffage (4) et à l'alimentation électrique (31), de façon à commander l'alimentation électrique (31) pour qu'elle fournisse de l'énergie à l'ensemble de chauffage (4) ; et un support (2), la carte de circuit imprimé (32) ou l'ensemble de chauffage (4) ou l'alimentation électrique (31) étant fixé à la surface de la support (2) et étant espacé du boîtier (1), la support (2) comprenant une pluralité de structures de séparation (222) qui viennent en butée contre le boîtier (1) pour former une pluralité de cavités d'isolation thermique indépendantes (7).
PCT/CN2024/124778 2023-10-18 2024-10-14 Dispositif de génération d'aérosol Pending WO2025082324A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202322809268.7U CN222303081U (zh) 2023-10-18 2023-10-18 气溶胶生成装置
CN202322809268.7 2023-10-18

Publications (1)

Publication Number Publication Date
WO2025082324A1 true WO2025082324A1 (fr) 2025-04-24

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ID=94094210

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2024/124778 Pending WO2025082324A1 (fr) 2023-10-18 2024-10-14 Dispositif de génération d'aérosol

Country Status (2)

Country Link
CN (1) CN222303081U (fr)
WO (1) WO2025082324A1 (fr)

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