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WO2025139900A1 - Système de génération d'aérosol et dispositif de chauffage - Google Patents

Système de génération d'aérosol et dispositif de chauffage Download PDF

Info

Publication number
WO2025139900A1
WO2025139900A1 PCT/CN2024/139918 CN2024139918W WO2025139900A1 WO 2025139900 A1 WO2025139900 A1 WO 2025139900A1 CN 2024139918 W CN2024139918 W CN 2024139918W WO 2025139900 A1 WO2025139900 A1 WO 2025139900A1
Authority
WO
WIPO (PCT)
Prior art keywords
aerosol
air inlet
heating device
generating article
channel
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/CN2024/139918
Other languages
English (en)
Chinese (zh)
Inventor
吴涛
胡瑞龙
林福文
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 WO2025139900A1 publication Critical patent/WO2025139900A1/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
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A24F40/46—Shape or structure of electric heating means
    • A24F40/465—Shape or structure of electric heating means specially adapted for induction heating
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D1/00—Cigars; Cigarettes
    • A24D1/20—Cigarettes specially adapted for simulated smoking devices
    • 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
    • A24F40/48—Fluid transfer means, e.g. pumps
    • 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
    • A24F40/51—Arrangement of sensors
    • 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
    • A24F40/57—Temperature control

Definitions

  • the embodiments of the present application relate to the technical field of heat-not-burn aerosol generation, and in particular to an aerosol generation system and a heating device.
  • a heating device that releases a compound by heating rather than burning a material.
  • the material may be tobacco or other non-tobacco products that may or may not contain nicotine.
  • U.S. Pat. No. 5,479,948A proposes a heating device that gradually transmits a portion or position of an aerosol-generating substrate to a heating element for heating by transmitting a tape-like aerosol-generating substrate; such a heating device transmits heat to a tape-like aerosol-generating substrate to allow a consistent aerosol delivery amount to be accurately provided to a consumer in each puff.
  • One embodiment of the present application provides an aerosol generating system, comprising:
  • a replaceable aerosol-generating article comprising at least one aerosol-generating substrate; the at least one aerosol-generating substrate being configured to generate an aerosol when heated;
  • Reusable heating device comprising:
  • a receiving chamber for removably receiving an aerosol-generating article
  • the aerosol-generating article comprises a first end and a second end opposite each other in a longitudinal direction;
  • the aerosol-generating article further comprises:
  • the heating device further comprises at least one air outlet channel
  • the at least one air outlet channel is in airflow communication with the at least one air outlet for outputting aerosol.
  • the at least one first elastic element is further configured to connect the at least one air outlet passage to the at least one air outlet airflow
  • the heating device further comprises at least one air inlet passage
  • the at least one second elastic element is further configured to connect the at least one air intake passage to the at least one air inlet airflow;
  • the at least one second resilient element is further configured to provide an airtight seal between the heating device and at least one air inlet of the aerosol-generating article.
  • the aerosol-generating article is substantially configured in a sheet-like shape
  • the aerosol-generating article is asymmetric along the length direction and/or the width direction.
  • the receiving cavity is arranged to enable the aerosol generating product to be received in the receiving cavity only according to a first predetermined direction, and to prevent the aerosol generating product from being received in the receiving cavity according to a second predetermined direction; the second predetermined direction is defined by flipping the aerosol generating product in the first predetermined direction 180 degrees along the length direction and/or the width direction.
  • the aerosol-generating article further comprises:
  • At least one substrate is located within the outer body and can generate heat by being penetrated by the changing magnetic field, thereby heating the at least one aerosol-generating substrate to generate an aerosol.
  • the heating device comprises:
  • the at least one induction heater when the aerosol-generating article is received in the receiving cavity, the at least one induction heater is configured to generate a changing magnetic field that penetrates the at least one substrate.
  • the thermal conductivity of at least a portion of the outer body is lower than 20 W/m.K, so as to prevent the heat of the substrate from being transferred to the heating device as much as possible.
  • the at least one induction heater is configured to be substantially planar
  • the at least one induction heater comprises or is a planar spiral coil.
  • the at least one induction heater is arranged substantially parallel to the receiving cavity.
  • the main circuit board comprises a first part and a second part arranged along a length direction; wherein the first part is opposite to the receiving cavity, and the second part is opposite to the battery core.
  • a receiving chamber for removably receiving an aerosol-generating article
  • the heating device further comprises:
  • the heating device further comprises:
  • the second airflow channel at least partially passes through the aerosol-generating article
  • the portion of the first airflow channel within the aerosol-generating article and the portion of the second airflow channel within the aerosol-generating article are isolated from each other.
  • the first air flow channel and the second air flow channel are substantially arranged in a mirror-symmetrical manner.
  • it also includes:
  • a proximal end and a distal end facing each other in a longitudinal direction, and a first side and a second side facing each other in a width direction;
  • a receiving chamber for removably receiving the aerosol-generating article
  • the first air inlet is arranged on the first side and is located between the receiving cavity and the distal end;
  • the second air inlet is arranged on the second side and is located between the receiving cavity and the distal end.
  • the heating device further comprises:
  • a receiving chamber for removably receiving the aerosol-generating article
  • a first bracket at least partially defines the receiving cavity; the first bracket includes an extension portion extending from the receiving cavity toward the distal end;
  • the first air flow channel includes a first air inlet channel extending from the first air inlet port to the receiving chamber; the second air flow channel includes a second air inlet channel extending from the second air inlet port to the receiving chamber; the first air inlet channel and the second air inlet channel are formed or defined in the extension part and isolated from each other in the extension part.
  • the first bracket includes a front end mounted toward the proximal end, and a terminal end facing away from the front end;
  • a partition wall extending toward the end and terminating at the end is arranged in the extension portion; a first sensing hole and a second sensing hole are arranged on both sides of the partition wall respectively;
  • An airflow sensor is configured to sense changes in airflow flowing through the first air intake passage and/or the second air intake passage; the airflow sensor is connected to the airflow of the first air intake passage through the first sensing hole, and the airflow sensor is connected to the airflow of the second air intake passage through the second sensing hole.
  • a first shielding wall extending toward the end and having a gap with the end is arranged in the extension portion; the first sensing hole is located between the first shielding wall and the partition wall, and is connected to the first air inlet channel through the gap between the first shielding wall and the end;
  • a second shielding wall extending toward the end and having a gap with the end is arranged in the extension part; the second sensing hole is located between the second shielding wall and the partition wall, and is connected to the airflow of the second air intake channel through the gap between the second shielding wall and the end.
  • the aerosol-generating article is substantially configured in a sheet-like shape
  • the aerosol-generating article is asymmetric along the length direction and/or the width direction.
  • the heating device further comprises:
  • a receiving chamber for removably receiving the aerosol-generating article
  • the receiving cavity is arranged to enable the aerosol generating product to be received in the receiving cavity only according to a first predetermined direction, and to prevent the aerosol generating product from being received in the receiving cavity according to a second predetermined direction; the second predetermined direction is defined by flipping the aerosol generating product in the first predetermined direction 180 degrees along the length direction and/or the width direction.
  • the aerosol-generating article further comprises:
  • At least one substrate is located within the outer body and can generate heat by being penetrated by the changing magnetic field, thereby heating the at least one aerosol-generating substrate to generate an aerosol.
  • the heating device comprises:
  • the at least one induction heater when the aerosol-generating article is received in the receiving cavity, the at least one induction heater is configured to generate a changing magnetic field that penetrates the at least one substrate.
  • the thermal conductivity of at least a portion of the outer body is lower than 20 W/m.K, so as to prevent the heat of the substrate from being transferred to the heating device as much as possible.
  • the at least one induction heater is configured to be substantially planar
  • the at least one induction heater comprises or is a planar spiral coil.
  • the heating device further comprises a receiving cavity for removably receiving the aerosol-generating article, and the at least one induction heater is arranged substantially parallel to the receiving cavity.
  • the heating device further comprises:
  • a receiving chamber for removably receiving the aerosol-generating article
  • the at least one heater when the aerosol-generating article is received in the receiving cavity, the at least one heater is configured to heat at least one aerosol-generating substrate of the aerosol-generating article;
  • a battery core is located between the receiving cavity and the distal end and is used to supply power to the at least one heater.
  • the main circuit board comprises a first part and a second part arranged along a length direction; wherein the first part is opposite to the receiving cavity, and the second part is opposite to the battery core.
  • the at least one heater is electrically connected to the first portion; and/or the battery cell is electrically connected to the second portion.
  • a controller is disposed on the first portion, and the controller is configured to control the battery cell to provide power to the at least one heater.
  • the heating device further comprises:
  • a charging interface arranged at the remote end
  • a charging circuit board is arranged between the battery cell and the remote end and is used to control the charging interface to charge the battery cell; the charging circuit board is connected to the second part of the main circuit board.
  • the heating device further comprises:
  • a housing at least partially defining an outer surface of the heating device and having a front side and a rear side opposite to each other in a thickness direction; the aerosol generating article can be received in the receiving cavity or removed from the receiving cavity through the front side of the housing;
  • the at least one heater is arranged between the receiving cavity and the rear side.
  • the heating device further comprises:
  • a first bracket at least partially defines the receiving cavity; the first bracket includes an extension portion located between the receiving cavity and the battery cell;
  • An airflow sensor is configured to detect changes in airflow flowing through the at least one airflow channel when a user inhales; the airflow sensor is accommodated or retained in the extension portion of the first bracket.
  • the heating device further comprises:
  • a receiving chamber for removably receiving the aerosol-generating article
  • a housing at least partially defining an outer surface of the heating device and having a front side and a rear side opposite to each other in a thickness direction; the housing defining an opening at the front side, through which the aerosol generating article can be received in or removed from the receiving cavity;
  • a door cover is connected to the housing and can move relative to the housing to be selectively configured between an open position and a closed position; the door cover opens the opening in the open position and closes the opening in the closed position.
  • the door cover is arranged to be rotatable relative to the housing, thereby selectively configured between the open position and the closed position;
  • the door cover is arranged to be linearly movable relative to the housing to be selectively configured between the open position and the closed position.
  • the heating device further comprises:
  • the pin shaft is arranged to extend in the longitudinal direction; the door cover is rotatably connected to the shell through the pin shaft, and can rotate relative to the shell around the pin shaft.
  • the door cover has a protruding portion
  • the protruding portion of the door cover extends from the opening into the receiving cavity to abut against the surface of the aerosol generating product, thereby at least partially supporting or retaining the aerosol generating product.
  • the door cover is hollow
  • At least one heat-insulating cavity is arranged in the door cover for heat insulation.
  • At least one first magnetic element is arranged on the door cover
  • the heating device includes at least one second magnetic element; when the door cover is in the closed position, the first magnetic element and the second magnetic element are magnetically attracted to each other to keep the door cover in the closed position.
  • the heating device further comprises:
  • a receiving chamber for removably receiving the aerosol-generating article
  • the at least one heater disposed between the receiving cavity and the back side; the at least one heater configured to heat at least one aerosol-generating substrate of the aerosol-generating article when the aerosol-generating article is received in the receiving cavity;
  • the second bracket is at least partially arranged between the at least one heater and the rear side, and at least partially accommodates or supports the at least one heater.
  • the second bracket is provided with:
  • At least one annular rim surrounds the at least one heater.
  • Another embodiment of the present application further provides an aerosol generating system, comprising:
  • Replaceable aerosol-generating article comprising:
  • At least one aerosol-generating substrate configured to generate an aerosol when heated
  • an outer body defining an enclosed volume, the outer body including at least one air inlet and at least one air outlet, and at least one air passage defined through the enclosed volume between the at least one air inlet and the at least one air outlet;
  • a reusable heating device for removably receiving the aerosol-generating article and heating at least one aerosol-generating substrate of the aerosol-generating article; the heating device comprising:
  • a replaceable aerosol-generating article comprising at least one aerosol-generating substrate; the at least one aerosol-generating substrate being configured to generate an aerosol when heated;
  • a reusable heating device for removably receiving the aerosol-generating article and heating at least one aerosol-generating substrate of the aerosol-generating article; the heating device comprising:
  • a first air flow channel formed between the first air inlet and the at least one air inlet and at least partially passing through the aerosol generating article
  • FIG3 is an exploded schematic diagram of the aerosol generating article of FIG2 from one perspective
  • FIG4 is an exploded schematic diagram of the heating device in FIG1 from one viewing angle
  • FIG5 is a schematic diagram of the heating device in FIG2 from a viewing angle after the first shell is removed;
  • FIG6 is a schematic diagram of the heating device in FIG2 from another viewing angle after the first shell is removed;
  • FIG7 is a structural schematic diagram of the first bracket in FIG4 from another viewing angle
  • FIG8 is a structural schematic diagram of the first bracket in FIG7 from another viewing angle
  • FIG9 is a cross-sectional schematic diagram of the aerosol generating system in FIG1 from one viewing angle
  • One embodiment of the present application provides an aerosol generating system for heating an aerosol generating product that can be a consumable material to generate an aerosol.
  • the aerosol generating system may include a reusable heating device and replaceable consumables such as aerosol generating articles.
  • the replaceable consumables such as aerosol generating articles receive or are combined with the reusable heating device to form the aerosol generating system.
  • the housing of the heating device 100 substantially defines the outer surface of the heating device 100; in the embodiment shown in FIGS. 1 to 2, the heating device 100 comprises:
  • the housing may include one or more reusable components; the housing has a proximal end 110 and a distal end 120 opposite to each other in the longitudinal direction, a first side 130 and a second side 140 opposite to each other in the width direction, and a front side 150 and a rear side 160 opposite to each other in the thickness direction.
  • the proximal end 110 is configured as an end for the user to inhale aerosol, and a mouthpiece 111 for the user to inhale is provided at the proximal end 110; and the distal end 120 is the end away from the user.
  • the distal end 120 is arranged with a charging interface 121; the charging interface 121 is used to charge the heating device 100 and/or the battery cell 10 in the heating device 100.
  • the charging interface 121 adopts a USB Type-C interface; or in some other variant embodiments, the charging interface 121 can also adopt a USB 2.0, USB 3.0 or USB 4pin interface.
  • the nozzle piece 111 and the housing/second housing 180 are separately prepared and assembled and connected; and the nozzle piece 111 and the housing are detachably connected; and in use, the nozzle piece 111 can be disassembled or removed from the housing; and a sealing ring such as an O-ring can be used to seal them airtightly.
  • the nozzle piece 111 and the housing/second housing 180 are integrally molded from a moldable material, and they are not detachable or separable from each other.
  • the front side 150 is a side on which the door cover 190 is opened by a user to receive or take out the aerosol-generating article 200 ;
  • the rear side 160 is a side on which the induction heater 30 is arranged.
  • the housing of the heating device 100 includes:
  • the first shell 170 and the second shell 180 are close to or defines the front side 150
  • the second shell 180 is close to or defines the rear side 160 .
  • the heating device 100 and/or the outer shell of the heating device 100 is in a longitudinal cylindrical shape; and in the embodiments, the length of the heating device 100 and/or the outer shell of the heating device 100 is greater than the width, and the width is greater than the thickness, so that the heating device 100 and/or the outer shell of the heating device 100 is constructed to be flat.
  • the length dimension of the heating device 100 and/or the shell of the heating device 100 is between 60 and 160 mm; and the width dimension of the heating device 100 and/or the shell of the heating device 100 is between 22 and 50 mm; and the thickness dimension of the heating device 100 and/or the shell of the heating device 100 is between 5 and 20 mm.
  • the aerosol generating article 200 is generally configured to be in a sheet-like shape; the sheet-like shape can be characterized as that the length of the aerosol generating article 200 is greater than or equal to the width, and the width is greater than the thickness.
  • the heating device 100 comprises:
  • the receiving cavity 510 is located in the housing; and the receiving cavity 510 is substantially adapted to the shape of the aerosol generating article 200 for receiving the aerosol generating article 200.
  • the length of the receiving cavity 510 is greater than or equal to the width, and the width is greater than the thickness; and the receiving cavity 510 is arranged in a plane parallel to the longitudinal direction and the width direction of the heating device 100.
  • the receiving cavity 510 defines an opening 171 at the front side 150 of the housing.
  • the opening 171 is formed or defined by the first shell 170 of the housing.
  • the aerosol generating article 200 can be removably received in the receiving cavity 510 or removed through the opening 171.
  • the second shell 180 of the housing is provided with a pin 181 arranged in the longitudinal direction on the first side 130; the door cover 190 is hinged to the housing through the pin 181 and can rotate around the pin 181, as shown by arrow R1 in FIG. 2 .
  • the door cover 190 can be selectively configured between an open position and a closed position by rotating, thereby selectively opening or closing the opening 171.
  • the pin 181 can be arranged on the second side 140 of the housing; the door cover 190 is rotatably connected to the housing on the second side 140.
  • the pin 181 can be located on the door cover 190.
  • the aerosol-generating article 200 has an asymmetry of 180 degrees about the central axis m in the length direction.
  • the aerosol-generating article 200 has an asymmetry of 180 degrees about the central axis n in the width direction.
  • the receiving cavity 510 has an inclined boundary 518 adapted to the cutout 290.
  • the aerosol generating article 200 can only be received in the receiving cavity 510 along one predetermined direction, such as the first predetermined direction shown in FIG. 2.
  • the inclined boundary 518 also has a ridge 519 for abutting against the cutout 290 of the aerosol generating article 200.
  • the door cover 190 has a protruding portion 191.
  • the protruding portion 191 of the door cover 190 in the closed position can extend from the opening 171 part into the receiving chamber 510 to press or abut against the aerosol generating product 200, so that the aerosol generating product 200 is abutted against the inner bottom wall of the receiving chamber 510 away from the opening 170 and stopped.
  • At least one or more first magnetic elements are arranged in the door cover 190; specifically, at least one or more first magnetic elements include a first magnetic element 192 and a first magnetic element 193.
  • the first magnetic element 192 and the first magnetic element 193 are respectively located on both sides of the protruding portion 191 along the longitudinal direction.
  • the first magnetic element 192 and the first magnetic element 193 are located in the door cover 190, and are not exposed on the surface of the door cover 190.
  • an insulating cavity 194 is further defined in the door cover 190; when the door cover 190 is in the closed position, the insulating cavity 194 is located between the outer surface of the door cover 190 and the aerosol generating article 200; it is used to prevent the heat generated by the aerosol generating article 200 from being transferred to the surface of the door cover 190 on the front side 150, which is beneficial for improving thermal insulation.
  • At least one or more second magnetic elements are correspondingly arranged on the heating device 100; specifically, the at least one or more second magnetic elements include a second magnetic element 61 and a second magnetic element 62.
  • the second magnetic element 61 and the second magnetic element 62 are respectively located on both sides of the receiving cavity 510 along the longitudinal direction.
  • a mounting groove 611 is provided in the second shell 180 near the suction nozzle 111, and the second magnetic element 61 is mounted in the mounting groove 611. Accordingly, the second magnetic element 62 can also be fixedly mounted in the mounting groove on the inner surface of the first shell 170.
  • the first magnetic element 192 and the second magnetic element 61 are magnetically attracted to each other, and the first magnetic element 193 and the second magnetic element 62 are magnetically attracted to each other, so that the door cover 190 is stably maintained at the closed position.
  • the aerosol generating article 200 includes a first end 210 and a second end 220 opposite to each other along the length direction. Also, the aerosol generating article 200 includes:
  • a first air inlet 251 and a second air inlet 252 isolated from each other are formed or defined at the second end 220;
  • the outer body 230 defining the closed volume is rigid and is defined by the cover plate 231 and the tray 232; specifically, the cover plate 231 and the tray 232 are combined along the thickness direction of the aerosol generating article 200 to form or define the outer body 230 of the aerosol generating article 200.
  • the tray 232 is provided with at least one or more discretely or arrayed concave cavities.
  • the concave cavities include at least one or more first concave cavities 271 arranged at intervals along the longitudinal direction, and at least one or more second concave cavities 272 arranged at intervals along the longitudinal direction; at least one or more first concave cavities 271 are arranged along the first air channel R21; at least one or more second concave cavities 272 are arranged along the second air channel R22.
  • the cover plate 231 and the tray 232 are fastened together by interference fit or tight fit.
  • a separation ridge 235 extending from the first end 210 to the second end 220 along the length direction is arranged on the cover plate 231 and/or the tray 232; when the cover plate 231 and the tray 232 are combined with each other, the first air channel R21 and the second air channel R22 are separated by the separation ridge 235.
  • first air channel R21 and/or the first air inlet 251 and/or the first air outlet 261 are arranged on one side of the separation ridge 235, and the second air channel R22 and/or the second air inlet 252 and/or the second air outlet 262 are arranged on the other side of the separation ridge 235.
  • the separation protrusion 235 is arranged on the surface of the tray 232 facing the cover plate 231 ; or in some other variant embodiments, the separation protrusion 235 is arranged on the surface of the cover plate 231 facing the tray 232 .
  • a plurality of substrates and aerosol generating substrates formed or bonded to the plurality of substrates are arranged between the cover plate 231 and the tray 232; the substrates can be penetrated by the changing magnetic field to generate heat, thereby heating the aerosol generating substrate bonded thereto to generate aerosol.
  • the aerosol generating substrate is a sheet-like or block-like solid or gel.
  • the substrate is in the form of a sheet.
  • the substrate has a thickness of about 0.03 to 1.0 mm. In a more preferred embodiment, the substrate has a thickness of about 0.03 to 0.2 mm. In some specific embodiments, the substrate has a thickness of 0.26 mm.
  • the aerosol-generating substrate is a continuous thin layer disposed on the substrate; for example, the aerosol-generating substrate substantially completely covers at least one side surface of the substrate.
  • an aerosol generating substrate can be used to refer to a substrate capable of releasing volatile compounds that can form an aerosol.
  • the volatile compounds can be released to generate an aerosol by heating the aerosol generating substrate.
  • the aerosol generating substrate is or can include a solid or gel at room temperature.
  • the aerosol-generating substrate may include one or more of powder, particles, shredded strips, ribbons or flakes of one or more of herb leaves, tobacco leaves, homogenized tobacco, expanded tobacco; alternatively, the solid aerosol-generating substrate may contain additional tobacco or non-tobacco volatile flavor compounds to be released when the substrate is heated.
  • the aerosol generating substrate further comprises: flavors; the flavors may comprise volatile flavor components.
  • the flavors may provide a flavor selected from menthol, lemon, vanilla, orange, wintergreen, cherry and cinnamon; the flavors may comprise volatile tobacco flavor compounds released from the aerosol generating substrate when heated.
  • the aerosol-generating substrate further comprises: an aerosol former or a smoke-generating agent; the aerosol former or a smoke-generating agent helps to form a dense and stable aerosol during use.
  • the aerosol former or a smoke-generating agent is or comprises at least one of glycerol, propylene glycol, diethylene glycol, triethylene glycol, tetraethylene glycol, etc.
  • the aerosol generating matrix also includes: an adhesive; the adhesive promotes the bonding of the components in the aerosol generating matrix during use; for example, in some specific embodiments, the adhesive is or includes at least one of gum arabic, casein, dextrin, sodium carboxymethyl cellulose, starch, polyvinyl alcohol, guar gum, etc.
  • the aerosol-generating substrate further comprises: reinforcing fibers; the fiber strength of the reinforcing fibers is generally higher than the fiber strength of the tobacco plant in the active substrate, thereby enhancing the strength and plasticity of the aerosol-generating substrate during use.
  • the reinforcing fibers include at least one of coniferous wood fibers, hardwood fibers, hemp fibers or flax fibers, bamboo fibers, etc.
  • the aerosol generating matrix includes: 65-90 wt% of active substrate, 3-10 wt% of reinforcing fiber, 0-5 wt% of adhesive, 5-15 wt% of flavor, and 10-20 wt% of aerosol former or smoke generator.
  • the aerosol generating matrix includes: 65-90wt% of active substrate, 3-10wt% of reinforcing fiber, 1-5wt% of adhesive, 5-15wt% of flavor, and 15-40wt% of aerosol former or smoke generator.
  • the aerosol-generating substrate has an area density of 20 to 150 g/m 2 .
  • the thickness of the aerosol-generating substrate is 0.1 to 0.6 mm. In some embodiments, the thickness of the aerosol-generating substrate is greater than the thickness of the base.
  • the aerosol generating substrate may include multiple sublayers; for example, in some optional embodiments, the aerosol generating substrate may include a first sublayer and a second sublayer in a laminated or stacked arrangement.
  • the first sublayer may include an active substrate, reinforcing fibers, an aerosol former or a smoke generator, etc.; the second sublayer mainly includes flavoring agents.
  • the first sublayer is used to generate an aerosol, and the second sublayer is used to adjust or change the taste or fragrance of the aerosol.
  • the aerosol generating matrix having multiple sublayers may include a first sublayer and a second sublayer in a laminated or stacked arrangement.
  • the first sublayer may include an active substrate, such as tobacco;
  • the second sublayer may include flavors, and any one or more of functional additives such as adhesives, moisture-proofing agents, mildew-proofing agents, and antibacterial agents.
  • the second sublayer includes 0-20wt% of flavors and fragrances, 80-100wt% of adhesives, 0-0.2wt% of moisture-proofing agents, 0-0.5wt% of mildew-proofing agents, and 0-0.5wt% of antibacterial agents.
  • the adhesive of the second sublayer includes at least one of gum arabic, casein, dextrin, sodium carboxymethyl cellulose, starch, polyvinyl alcohol, and guar gum;
  • the desiccant may include at least one of dimethyl fumarate, anhydrous calcium chloride, and a super absorbent resin;
  • the mildew preventer includes at least one of biphenyl, o-phenylphenol, 2-pyridinethiol-1-zinc oxide, ammonium persulfate, and calcium phosphate;
  • the antibacterial agent may be a metal oxide or metal ion inorganic antibacterial agent, and the like.
  • the thickness of the second sublayer of the aerosol generating matrix is 0.001 to 0.1 mm; during the preparation, the second sublayer is coated on the substrate by spraying, brushing, film transfer, etc., and then the first sublayer is combined with the surface of the second sublayer by rolling or casting to form a multi-sublayer aerosol generating matrix.
  • the aerosol-generating matrix may include a gel and/or a paste.
  • a gel may be defined as a substantially dilute cross-linked system that does not exhibit flow when in a steady state.
  • a paste may be defined as a viscous fluid such as a paste or slurry; for example, a paste may be a fluid that has a dynamic viscosity greater than 1 Pa ⁇ S, 5 Pa ⁇ S, or 10 Pa ⁇ S when at rest.
  • a recognizable mark is arranged on the aerosol generating substrate and/or the base.
  • the mark can be arranged as a recognizable pattern; or in some other variations, the mark is a recognizable color, texture, number, text, QR code, etc.
  • the mark is used to provide an identification indication related to the unique properties of the aerosol generating article 200. The user or the heating device 100 obtains the unique properties of the aerosol generating article 200 by identifying the mark.
  • the unique properties of the aerosol-generating article 200 include various information of the aerosol-generating article 200, such as authenticity information, expiration date, and place of origin.
  • the above various information of the aerosol-generating article 200 can be obtained through the identification, so that it can be determined whether the aerosol-generating article 200 is authentic, or when the aerosol-generating article 200 has expired and where the aerosol-generating article 200 was manufactured. Therefore, the user may not accidentally use an inauthentic aerosol-generating article 200, an expired aerosol-generating article 200, or an aerosol-generating article 200 from an unexpected source location.
  • the unique properties of the aerosol-generating article 200 may include the taste of a flavorant contained in the aerosol-generating substrate, such as peach, mint, or orange.
  • the unique properties of the aerosol-generating article 200 may include the strength of nicotine contained in the aerosol-generating substrate, such as the amount of nicotine.
  • the heating device 100 further includes at least one or more heaters 30, and the heater 30 includes at least one of a resistance heater, an infrared heater, or a light heater, etc.
  • the heater 30 When the aerosol-generating article 200 is received in the receiving cavity, the heater 30 generates heat by resistance Joule heat and transfers heat to heat the aerosol-generating substrate of the aerosol-generating article 200; or, the heater 30 heats the aerosol-generating substrate of the aerosol-generating article 200 by radiating infrared light.
  • a plurality of induction heaters 30 are respectively opposite to the aerosol generating matrix and/or substrate, such as the first substrate 241 or the second substrate 281, so that each induction heater 30 can individually heat the relative first substrate 241 or the second substrate 281.
  • the induction heater 30 is substantially planar.
  • the induction heater 30 comprises a planar spiral coil 30.
  • the induction heater 30 is substantially arranged in parallel with a substrate, such as the first substrate 241 or the second substrate 281.
  • the planar spiral coil 30 is circular in shape; or in some other variant embodiments, the planar spiral coil 30 is square, oval, etc.
  • the planar spiral coil 30 when the aerosol generating article 200 is received in the receiving chamber, the planar spiral coil 30 is substantially arranged in parallel with the substrate, such as the first substrate 241 or the second substrate 281. And the spacing between the planar spiral coil 30 and the substrate, such as the first substrate 241 or the second substrate 281, is less than 15 mm; more preferably, the spacing between the planar spiral coil 30 and the substrate, such as the first substrate 241 or the second substrate 281, is less than 10 mm. In some embodiments, the spacing between the planar spiral coil 30 and the substrate, such as the first substrate 241 or the second substrate 281, is less than the diameter of the planar spiral coil 30.
  • a plurality of planar spiral coils 30 are connected to the main circuit board 20, and the main circuit board 20 can independently provide alternating current to enable the plurality of planar spiral coils 30 to independently generate magnetic fields, thereby independently starting heating.
  • several or more planar spiral coils 30 are independently startable; thereby, each planar spiral coil 30 can independently heat only the relative substrate, such as the first substrate 241 or the second substrate 281, thereby causing the aerosol generating substrate on the substrate, such as the first aerosol generating substrate 242 or the second aerosol generating substrate 282, to be heated to generate aerosol.
  • the main circuit board 20 is configured to control the heating of several or more planar spiral coils 30 one after another in a predetermined order. In some embodiments, the main circuit board 20 is configured to control the heating of several or more planar spiral coils 30 not to start at the same time; so that, for example, when the user takes a puff each time, the main circuit board 20 controls only one planar spiral coil 30 to start heating to generate aerosol that satisfies one puff.
  • the main circuit board 20 controls one of the several planar spiral coils 30 to heat the aerosol-generating article 200 separately, and the amount of total particulate matter (TPM) generated by one substrate, such as the first substrate 241 or the second substrate 281, may be at least 1.5 mg, at least 1.7 mg, at least 2.0 mg, at least 2.5 mg, at least 3.0 mg, about 1.0 mg to about 5.0 mg, about 1.5 mg to about 4.0 mg, about 2.0 mg to about 4.0 mg or about 2.0 mg to about 3.0 mg, at least 3 mg to about 7 mg, about 4 mg to about 8 mg, and about 5 mg to about 10 mg.
  • TPM total particulate matter
  • the main circuit board 20 controls the predetermined order of the planar spiral coils 30, and starts heating one after another in sequence. Specifically, for example, as shown in Figures 4 to 10: during the user's first puff, the main circuit board 20 provides power to the first planar spiral coil 30 closest to the left from top to bottom for heating, so as to heat the relative substrate, such as the first substrate 241 and the first aerosol generating substrate 242 to generate an aerosol for one puff; when the user takes the next puff, the main circuit board 20 provides power to the second planar spiral coil 30 closest to the left from top to bottom for heating, so as to heat the relative substrate, such as the first substrate 241 and the first aerosol generating substrate 242 to generate an aerosol for one puff; and this is performed sequentially until all the planar spiral coils 30 are heated, and all the aerosol generating substrates, such as the first aerosol generating substrate 242 and the second aerosol generating substrate 282 in the aerosol generating product 200 have been consumed, prompting the
  • starting the planar spiral coils 30 individually in sequence instead of starting heating simultaneously means minimizing the unnecessary consumption of the aerosol generating substrate and reducing energy waste.
  • the order in which the plurality of planar spiral coils 30 are started in sequence in a predetermined order is carried out along the array arrangement direction.
  • the main circuit board 20 controls the plurality of planar spiral coils 30 to be started up individually in sequence, without intervals along the arrangement direction of the planar spiral coils 30. Or in some other implementation variations, the main circuit board 20 controls the plurality of planar spiral coils 30 to be started up individually in sequence, with intervals or in jumps.
  • planar helical coils 30 can be energized sequentially, ie, once per user puff, so as to consistently generate an aerosol on a puff-by-puff basis.
  • the heating device 100 comprises:
  • the airflow sensor 80 such as a microphone or a MEMS sensor, is used to sense the user's puffing action.
  • the main circuit board 20 sequentially supplies energy to a plurality of planar spiral coils 30 based on the sensing result of the airflow sensor.
  • the main circuit board 20 controls a plurality of planar spiral coils 30 to start sequentially in a predetermined order, which is performed according to the user's puffing action.
  • the main circuit board 20 controls the sequential start of a plurality of planar spiral coils 30 according to a predetermined interval time; for example, the predetermined interval is between about 30 seconds and 300 seconds.
  • the main circuit board 20 controls a plurality of planar spiral coils 30 to start sequentially in a predetermined order, which is based on the removal or replacement of the aerosol generating product 200. Specifically, in some embodiments, after the main circuit board 20 controls the above planar spiral coils 30 to start sequentially, the user is prompted that the aerosol generating product 200 has been consumed, and the user is prompted to replace the aerosol generating product 200 with a new one.
  • the planar spiral coil 30 is started again in sequence according to a predetermined order.
  • the detection of the user replacing a new aerosol generating product 200 can be detected by a sensor; for example, a light sensor or a pressure sensor is provided in the aerosol generating device to sense the aerosol generating product 200 being combined with or removed from the receiving chamber, and the user's replacement or consumption of the aerosol generating product 200 is determined based on the combination and removal.
  • the main circuit board 20 controls the planar spiral coils 30 to start sequentially, which is cyclic.
  • the cycle is performed according to a predetermined number of times; for example, 6 times. Specifically, when the number of times the planar spiral coils 30 are started, and/or the number of puffs of the user, reaches a predetermined number of times, a new cycle is entered to control the planar spiral coils 30 to start sequentially.
  • the cycle is performed according to the removal or replacement of the aerosol generating article 200.
  • the main circuit board 20 controls a plurality of planar spiral coils 30 to generate a magnetic field to induce the relative substrates, such as the first substrate 241 or the second substrate 281, to be heated according to the same heating curve.
  • the main circuit board 20 controls the generation of a magnetic field to induce the relative substrates, such as the first substrate 241 or the second substrate 281, to be heated at a temperature of 300°C.
  • the main circuit board 20 controls a plurality of planar spiral coils 30 to induce the relative substrates, such as the first substrate 241 or the second substrate 281, to be heated according to different heating curves or heating temperatures.
  • the main circuit board 20 controls a plurality of planar spiral coils 30 to induce the heating temperature of the relative substrates, such as the first substrate 241 or the second substrate 281, to increase or decrease in sequence along the heating start sequence.
  • the main circuit board 20 is configured to provide power to the planar spiral coil 30 in a given power sequence, so that the relative substrate, such as the first substrate 241 or the second substrate 281, reaches the operating temperature within a predetermined time. For example, each time the main circuit board 20 provides power to the planar spiral coil 30, the relative substrate, such as the first substrate 241 or the second substrate 281, reaches a temperature of at least about 200 degrees, or at least 300 degrees, or at least 400 degrees within 0.5 seconds, and stops after maintaining for about 2.5 seconds.
  • the planar spiral coil 30 is spirally wound by a wire material with low resistivity, for example, the planar spiral coil 30 is spirally wound by a conductive copper wire or silver wire, etc.
  • the wire material wound by the planar spiral coil 30 has a circular cross-sectional shape; or in other embodiments, the wire material wound by the planar spiral coil 30 has a rectangular, elliptical or triangular cross-sectional shape, etc.
  • the wire material wound by the planar spiral coil 30 is a Litz wire having multiple or multiple strands of conductive wires.
  • the planar spiral coil 30 is a track or line formed on a planar substrate by printing, depositing or spraying a conductive paste.
  • the planar spiral coil 30 is formed in a thin layer by printing, depositing or spraying on a rigid or flexible electrical insulating substrate such as ceramic, glass, quartz or PI film.
  • the heating device 100 further includes:
  • the first support 50 at least partially defines a receiving cavity 510 to accommodate and receive the aerosol generating article 200. At least a portion of the first support 50 is disposed between the planar spiral coil 30 and the front side 150. The first support 50 is at least partially concave in shape to surround and define the receiving cavity 510.
  • the first bracket 50 is substantially flat in shape, and has a front end 520 and a rear end 530 facing each other, wherein the front end 520 is mounted toward the proximal end 110, and the rear end 530 is mounted toward the distal end 120/battery cell 10.
  • the length dimension of the first bracket 50 is greater than the width dimension, and the width dimension is greater than the thickness dimension.
  • the first bracket 50 is made of a non-sensitive rigid material; for example, the first bracket 50 is made of a polymer plastic or ceramic.
  • At least one retaining rib 182 is arranged on the inner surface of the second housing 180, and cooperates with the groove on the first bracket 50 for positioning and defining, so as to assist the installation and fixation of the first bracket 50 in the second housing 180.
  • the side wall surface of the first bracket 50 close to the first side 130 is arranged with a first convex ridge 511, and the side wall surface close to the second side 140 is arranged with a second convex ridge 512; when the aerosol generating article 200 is received in the receiving cavity 510, the first convex ridge 511 and the second convex ridge 512 abut and clamp the aerosol generating article 200 from both sides of the width direction of the aerosol generating article 200.
  • the suction nozzle piece 111 is hollow; the suction nozzle piece 111 has an air inlet 113 at the proximal end 110 ; and an air outlet channel 112 is arranged inside the suction nozzle piece 111 .
  • the air outlet channel 112 is connected to the receiving chamber 510 through the first air outlet communication port 513 and the second air outlet communication port 514 arranged on the bracket 50, and then outputs the aerosol to the inhalation port 113, as shown by the arrow R30 in the figure.
  • the first air outlet communication port 513 and the second air outlet communication port 514 are arranged on the wall of the front end 520 of the receiving chamber 510 facing the proximal end 110.
  • a first air inlet communication port 515 and a second air inlet communication port 516 are arranged on the wall of the end 530 of the first bracket 50 facing the distal end 120 to supply air into the receiving cavity 510 during suction.
  • a first air inlet 131 is arranged on the first side 130 of the housing for allowing external air to enter during suction; a second air inlet 141 is arranged on the second side 140 of the housing.
  • the first bracket 50 also has an extension portion 52 extending toward the end 530 and terminating at the end 530.
  • the extension portion 52 is located between the receiving cavity 510 and the end 530.
  • the extension portion 52 is hollow and has at least one cavity inside.
  • the extension portion 52 has at least one or more connecting portions 525; in installation, fasteners such as screws are passed through the connecting portion 525 to fasten the first bracket 50 to the main circuit board 20 mechanically.
  • the extension portion 52 of the first bracket 50 is also arranged with:
  • a first air intake passage R11 extending from the first air intake port 131 to the first air intake communication port 515;
  • the second air intake passage R12 extends from the second air intake port 141 to the second air intake communication port 516 .
  • the first air inlet 251 of the second end 220 of the aerosol generating article 200 is aligned with the first air inlet connecting port 515 and is airflow connected; and, the second air inlet 252 of the second end 220 of the aerosol generating article 200 is aligned with the second air inlet connecting port 515 and is airflow connected.
  • the first air outlet 261 of the first end 210 of the aerosol generating article 200 is aligned with the first air outlet connecting port 513 and airflow connected; and, the second air outlet 262 of the first end 210 of the aerosol generating article 200 is aligned with the second air outlet connecting port 514 and airflow connected.
  • the first air inlet channel R11 of the first bracket 50, the first air channel R21 of the aerosol generating article 200, and the air outlet channel 112 inside the mouthpiece 111 jointly define a first air flow channel extending from the first air inlet 131 to the inhalation port 113. And, the first air flow channel passes through the aerosol generating article 200, and is used to deliver the aerosol generated by the first aerosol generating substrate 242 to the inhalation port 113.
  • the second air inlet channel R12 of the first bracket 50, the second air channel R22 of the aerosol generating article 200, and the air outlet channel 112 inside the mouthpiece 111 jointly define a second air flow channel extending from the second air inlet 141 to the inhalation port 113.
  • the second air flow channel passes through the aerosol generating article 200, and is used to deliver the aerosol generated by the second aerosol generating substrate 282 to the inhalation port 113.
  • the first air flow channel is isolated from the second air channel R22 of the aerosol-generating article 200 ; and the second air flow channel is isolated from the first air channel R21 of the aerosol-generating article 200 .
  • a first joint 521 extending along the width direction toward the first side 130 and a second joint 522 extending along the width direction toward the second side 140 are arranged on the extension part 52 of the first bracket 50.
  • the first joint 521 is used to connect the first air inlet channel R11 with the first air inlet 131; the second joint 522 is used to connect the second air inlet channel R12 with the second air inlet 141.
  • a flexible first sealing sleeve 57 is arranged between the first joint 521 and the second shell 180, and the first sealing sleeve 57 at least partially surrounds the first joint 521 and elastically abuts between the first joint 521 and the second shell 180, thereby providing an airtight seal therebetween.
  • a flexible second sealing sleeve 58 is arranged between the second joint 522 and the second shell 180, and the second sealing sleeve 58 at least partially surrounds the second joint 522 and elastically abuts between the second joint 522 and the second shell 180, thereby providing an airtight seal therebetween.
  • the heating device 100 further includes:
  • the first elastic element 53/the first elastic element 54 is configured to be substantially annular in shape; when the aerosol generating article 200 is received in the receiving chamber 510, the first elastic element 53 at least partially elastically abuts between the first end 210 of the aerosol generating article 200 and the first support 50, and surrounds the first air outlet 261 of the aerosol generating article 200 and/or the first air outlet communication opening 513 of the first support 50, thereby providing an airtight seal between the first air outlet 261 and the first air outlet communication opening 513.
  • the heating device 100 further includes:
  • the second elastic element 55/the second elastic element 56 is constructed to be basically annular in shape and is close to or arranged at the front end 520 of the first bracket 50; when the aerosol generating product 200 is received in the receiving cavity 510, the second elastic element 55 at least partially elastically abuts between the second end 220 of the aerosol generating product 200 and the first bracket 50, and surrounds the first air inlet 251 of the aerosol generating product 200 and/or the first air inlet connecting port 515 of the first bracket 50, thereby providing an airtight seal between the first air inlet connecting port 515 and the first air inlet 251.
  • the second elastic element 56 When the aerosol generating article 200 is received in the receiving cavity 510, the second elastic element 56 at least partially elastically abuts between the second end 220 of the aerosol generating article 200 and the first bracket 50, and surrounds the second air inlet 252 of the aerosol generating article 200 and/or the second air inlet connecting port 516 of the first bracket 50, thereby providing an airtight seal between the second air inlet connecting port 516 and the second air inlet 252.
  • the first elastic element 53 at least partially extends from the first air outlet communication port 513 into the receiving chamber 510
  • the first elastic element 54 at least partially extends from the second air outlet communication port 514 into the receiving chamber 510
  • the second elastic element 55 at least partially extends from the first air inlet communication port 515 into the receiving chamber 510
  • the second elastic element 56 at least partially extends from the second air inlet communication port 516 into the receiving chamber 510.
  • the airflow sensor 60 is in communication with the first airflow channel and the second airflow channel at the same time. When there is a suction airflow in at least one of the first airflow channel and the second airflow channel, the airflow sensor 60 can be triggered.
  • the first air intake passage R11 and the second air intake passage R12 are basically completely symmetrical. Specifically, as shown in Figure 10, the first air intake passage R11 and the second air intake passage R12 are basically mirror-symmetrical to each other in the width direction. The first air intake passage R11 and/or the second air intake passage R12 are arranged in a circuitous manner.
  • the extension portion 52 is further provided with a first airflow guide wall 523 and a second airflow guide wall 524 extending longitudinally.
  • the first airflow guide wall 523 extends from the first air intake communication port 515 toward the end 530, but does not extend to the end 530 or terminate at the end 530, and a gap is formed between the first airflow guide wall 523 and the end 530.
  • the second airflow guide wall 524 extends from the second air intake communication port 516 toward the end 530, but does not extend to the end 530 or terminate at the end 530, and a gap is formed between the second airflow guide wall 524 and the end 530.
  • the air entering the extension portion 52 from the first joint 521 is first guided by the first airflow guide wall 523 to flow toward the end 530, and then passes through the first airflow guide wall 523 and the first shielding wall 527 in the direction from the end 530 to the front end 520 to the first air intake communication port 515, and the air is delivered to the first air intake communication port 515.
  • the first air intake passage R11 includes a first path portion 5251 extending from the first joint 521 toward the end 530, and a second path portion 5252 extending from the end 530 toward the front end 520 to the first air intake communication port 515.
  • the first air intake passage R11 extends in a circuitous manner. And in the first air intake passage R11, the path length of the first path portion 5251 is less than the path length of the second path portion 5252.
  • the heating device 100 further includes:
  • the second bracket 40 is used to accommodate and support the planar spiral coil 30.
  • the second bracket 40 is arranged close to the rear side 160; or the second bracket 40 is located between the planar spiral coil 30 and the second housing 180. Specifically, after assembly, the first bracket 50 and the second bracket 40 accommodate and hold the planar spiral coil 30 therebetween.
  • the second bracket 40 is provided with an annular ridge 41 and an annular ridge 42 on the surface facing the front side 150 and/or the first bracket 50. At least one or more accommodating cavities 43 are defined between the annular ridge 41 and the annular ridge 42.
  • the plurality of planar spiral coils 30 are respectively accommodated and installed in the plurality of accommodating cavities 43, and are then respectively surrounded by the annular ridge 41.
  • the annular ridge 41 is also provided with a plurality of notches for the conductive leads of the planar spiral coil 30 to pass through the notches to the outside of the annular ridge 41, and then pass through the second bracket 40 and be connected to the main circuit board 20.

Landscapes

  • Thermotherapy And Cooling Therapy Devices (AREA)

Abstract

La présente demande concerne un système de génération d'aérosol et un dispositif de chauffage. Le système de génération d'aérosol comprend : un article de génération d'aérosol remplaçable comprenant au moins un substrat de génération d'aérosol ; un dispositif de chauffage réutilisable destiné à recevoir de manière amovible l'article de génération d'aérosol et chauffer ledit substrat de génération d'aérosol; et au moins une entrée d'air, au moins un orifice d'aspiration d'air, et au moins un canal d'écoulement d'air situé entre ladite entrée d'air et ledit orifice d'aspiration d'air. Ledit canal d'écoulement d'air définit une voie d'écoulement d'air à partir de ladite entrée d'air jusqu'audit orifice d'aspiration d'air pour transporter un aérosol jusqu'à l'orifice d'aspiration d'air ; ladite entrée d'air et ledit orifice d'aspiration d'air sont disposés sur le dispositif de chauffage ; et une partie dudit canal d'écoulement d'air est disposée dans le dispositif de chauffage, et une autre partie dudit canal d'écoulement d'air est disposée dans l'article de génération d'aérosol. Dans le système de génération d'aérosol, lorsque l'article de génération d'aérosol est reçu à l'intérieur du dispositif de chauffage, l'article de génération d'aérosol et le dispositif de chauffage définissent conjointement un canal d'écoulement d'air complet.
PCT/CN2024/139918 2023-12-29 2024-12-17 Système de génération d'aérosol et dispositif de chauffage Pending WO2025139900A1 (fr)

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CN202311865380.0 2023-12-29
CN202311865380.0A CN120226802A (zh) 2023-12-29 2023-12-29 气溶胶生成系统及加热装置

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016023177A1 (fr) * 2014-08-12 2016-02-18 刘水根 Évaporateur de tabac électronique
WO2016023175A1 (fr) * 2014-08-12 2016-02-18 刘水根 Évaporateur de tabac
CN207754557U (zh) * 2017-12-27 2018-08-24 深圳市新宜康电子技术有限公司 薄片式电磁感应加热不燃烧发生装置
CN207754558U (zh) * 2017-12-27 2018-08-24 深圳市新宜康电子技术有限公司 薄片式电磁感应加热不燃烧装置
US20230000168A1 (en) * 2019-11-29 2023-01-05 Nicoventures Trading Limited Aerosol provision systems
JP2023021005A (ja) * 2021-07-28 2023-02-09 深▲せん▼麦克韋爾科技有限公司 エアロゾル発生装置
CN221962888U (zh) * 2023-12-29 2024-11-08 深圳市合元科技有限公司 气溶胶生成系统及加热装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016023177A1 (fr) * 2014-08-12 2016-02-18 刘水根 Évaporateur de tabac électronique
WO2016023175A1 (fr) * 2014-08-12 2016-02-18 刘水根 Évaporateur de tabac
CN207754557U (zh) * 2017-12-27 2018-08-24 深圳市新宜康电子技术有限公司 薄片式电磁感应加热不燃烧发生装置
CN207754558U (zh) * 2017-12-27 2018-08-24 深圳市新宜康电子技术有限公司 薄片式电磁感应加热不燃烧装置
US20230000168A1 (en) * 2019-11-29 2023-01-05 Nicoventures Trading Limited Aerosol provision systems
JP2023021005A (ja) * 2021-07-28 2023-02-09 深▲せん▼麦克韋爾科技有限公司 エアロゾル発生装置
CN221962888U (zh) * 2023-12-29 2024-11-08 深圳市合元科技有限公司 气溶胶生成系统及加热装置

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