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WO2023030324A1 - Système de génération d'aérosol et dispositif de génération d'aérosol - Google Patents

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

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Publication number
WO2023030324A1
WO2023030324A1 PCT/CN2022/115868 CN2022115868W WO2023030324A1 WO 2023030324 A1 WO2023030324 A1 WO 2023030324A1 CN 2022115868 W CN2022115868 W CN 2022115868W WO 2023030324 A1 WO2023030324 A1 WO 2023030324A1
Authority
WO
WIPO (PCT)
Prior art keywords
generating device
aerosol generating
housing
space
aerosol
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.)
Ceased
Application number
PCT/CN2022/115868
Other languages
English (en)
Chinese (zh)
Inventor
苏良杰
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 WO2023030324A1 publication Critical patent/WO2023030324A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M11/00—Sprayers or atomisers specially adapted for therapeutic purposes
    • A61M11/005—Sprayers or atomisers specially adapted for therapeutic purposes using ultrasonics
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M15/00—Inhalators
    • A61M15/0001—Details of inhalators; Constructional features thereof
    • A61M15/0021—Mouthpieces therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M15/00—Inhalators
    • A61M15/0085—Inhalators using ultrasonics
    • 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
    • A24F40/05—Devices without 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
    • A24F40/10—Devices using liquid inhalable precursors
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M15/00—Inhalators
    • A61M15/0028—Inhalators using prepacked dosages, one for each application, e.g. capsules to be perforated or broken-up
    • A61M15/003—Inhalators using prepacked dosages, one for each application, e.g. capsules to be perforated or broken-up using capsules, e.g. to be perforated or broken-up
    • A61M15/0033—Details of the piercing or cutting means
    • A61M15/0041—Details of the piercing or cutting means with movable piercing or cutting means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2202/00—Special media to be introduced, removed or treated
    • A61M2202/04—Liquids
    • A61M2202/0468—Liquids non-physiological

Definitions

  • the embodiments of the present application relate to the technical field of electronic atomization, and in particular to an electronic atomization system and an electronic atomization device.
  • nebulizers such as heated nebulizers or ultrasonic nebulizers.
  • the heating atomization device heats and vaporizes the liquid delivered by the capillary element through a heating element to generate an aerosol for inhalation;
  • the ultrasonic atomization device uses a reciprocating high-frequency vibrating component such as a piezoelectric ceramic sheet through high-frequency vibration
  • the liquid delivered by breaking up the capillary elements becomes fine particles, forming an inhalable aerosol.
  • One embodiment of the present application provides an aerosol generating device for atomizing a liquid matrix from a liquid source to generate an aerosol; the liquid source includes a rupturable wall; comprising:
  • a receiving chamber having an opening; a source of liquid is removably receivable in said receiving chamber through the opening;
  • a piercing member comprising a free front end movably arranged in the receiving chamber; the free front end of the piercing member is configured to face toward the receiving chamber when a liquid source is received in the receiving chamber through the opening the opening moves to at least partially puncture the rupturable wall of the liquid source to release the liquid matrix;
  • An atomizing mechanism for atomizing a liquid substrate to generate an aerosol.
  • the free front end of the piercing member is configured to be pointed or thin.
  • the movement includes rotation about a pin.
  • the angle of rotation is less than 90 degrees.
  • the moving includes moving linearly.
  • a biasing element configured to bias the free front end of the piercing member away from the opening.
  • the biasing element includes magnets and/or elastomers.
  • the free front end of the piercing member comprises a metal or alloy.
  • the free front end of the piercing member includes magnetic metal or alloy, and then the free front end is biased in a direction away from the opening through magnetic attraction with the magnetic body.
  • the piercing member is further provided with a first protrusion for enlarging the rupture opening when the free front end at least partially pierces the rupturable wall of the liquid source.
  • the first protrusion is configured such that the height of the protrusion gradually decreases along a direction approaching the free front end.
  • the piercing member includes:
  • a first swing arm defining the free front end
  • a second arm configured to drive the first arm to move when a source of liquid is received in the receiving cavity through the opening, thereby moving the free front end toward the opening to at least partially puncture The rupturable wall of the liquid source.
  • the second swing arm includes a free end movably disposed in the receiving cavity, and is configured to drive the first swing arm to move by actuating the free end.
  • the second swivel arm is configured to be actuated by a liquid source to drive movement of the first swivel arm when the liquid source is received in the receiving chamber.
  • the second swing arm has a portion of increased volume compared to other portions for actuation of the increased volume by the liquid source when the liquid source is received in the receiving chamber .
  • the second swing arm is configured to be actuated by the liquid source to move in a direction away from the opening when the liquid source is received in the receiving cavity.
  • an angle is formed between the first swivel arm and the second swivel arm.
  • the angle between the first swivel arm and the second swirl arm is an obtuse angle.
  • the extension length of the second swing arm is greater than the extension length of the first swing arm.
  • the extension length of the second swing arm is between 8mm and 15mm;
  • the extension length of the first swing arm is between 3mm and 8mm.
  • the first and/or second spiral arms are substantially plate-shaped.
  • the length dimension of the first swing arm is greater than the width dimension, and the width dimension of the first swing arm is greater than the thickness dimension;
  • the length dimension of the first swing arm is greater than the width dimension, and the width dimension of the first swing arm is greater than the thickness dimension.
  • the atomization mechanism includes:
  • a vibratable element configured to vibrate to atomize the liquid matrix to generate an aerosol.
  • the vibratable element includes at least piezoelectric ceramics.
  • the stopper protrusion is formed on the inner wall of the receiving cavity, at least partially providing a stop for the liquid source received in the receiving cavity.
  • an aerosol generating device for atomizing a liquid matrix from a liquid source to generate an aerosol;
  • the liquid source includes a rupturable wall; comprising:
  • a receiving chamber having an opening; a source of liquid is removably receivable in said receiving chamber through the opening;
  • a piercing member comprising a free front end configured between a first position and a second position different from said first position; said free front end being disposed toward said opening when in the first position to pierce said opening a rupturable wall of the liquid source to release the liquid matrix; said free front end faces toward abutting against the inner wall of said receiving chamber in the second position;
  • An atomizing mechanism for atomizing a liquid substrate to generate an aerosol.
  • an aerosol generating device for atomizing a liquid matrix from a liquid source to generate an aerosol;
  • the liquid source includes a rupturable wall; comprising:
  • a receiving chamber having an opening; a source of liquid is removably receivable in said receiving chamber through the opening;
  • a piercing member comprising a free front end configured between a first position and a second position, and a free tip actuating the free front end configured between the first position and the second position;
  • the free front end is closer to the opening than the free end when in the first position for at least partially piercing the rupturable wall of the liquid source to release the liquid matrix; is positioned farther from said opening than said free end;
  • An atomizing mechanism for atomizing a liquid substrate to generate an aerosol.
  • Yet another embodiment of the present application also proposes an aerosol generating system, comprising:
  • liquid source storing a liquid matrix, the liquid source comprising a rupturable wall
  • Aerosol-generating devices including:
  • a receiving chamber having an opening; a source of liquid is removably receivable in said receiving chamber through the opening;
  • a piercing member including a free front end movably arranged in the receiving chamber; the free front end of the piercing member is configured to face toward the opening when a liquid source is received in the receiving chamber through the opening.
  • the port moves to at least partially puncture the rupturable wall of the liquid source to release the liquid matrix;
  • An atomizing mechanism for atomizing a liquid substrate to generate an aerosol.
  • the liquid source is configured in the form of a single-use capsule.
  • the above aerosol generating device drives the free front end of the piercing member to move, and then pierces the liquid source to release the liquid matrix.
  • an aerosol generating device for atomizing a liquid matrix from a liquid source to generate an aerosol; comprising a housing comprising a proximal end and a distal end opposite along a length direction: the The casing is provided with a first space and a second space sequentially arranged along the length direction; wherein,
  • the first space is arranged near the distal end; the first space is an electronic device space, and accommodates at least one of a circuit board and an electric core;
  • the second space is arranged near the proximal end; and the second space is provided with:
  • a container at least partially defining a receiving chamber; a source of liquid is removably received in said receiving chamber;
  • An atomizing mechanism for atomizing a liquid substrate to generate an aerosol.
  • the second space is immovable or removable relative to the first space.
  • the second space is in a fixed position relative to the first space.
  • the first space and the second space are hermetically sealed to each other to prevent the flow of liquid matrix or air or aerosol between them.
  • the first space is substantially hermetically sealed to prevent liquid or air or aerosols on the surface of the housing and/or in the second space from entering the first space.
  • the aerosol generating device is configured to flush the housing and/or the receiving chamber with water or washing liquid.
  • the aerosol-generating device is configured to prevent removal of the container and/or nebulizing mechanism from the second space.
  • the extension length of the first space along the length direction of the housing is greater than the extension length of the second space along the length direction of the housing.
  • the atomization mechanism includes:
  • a vibratable element configured to vibrate to atomize the liquid matrix to generate an aerosol.
  • the vibratable element comprises piezoelectric ceramics.
  • the vibratable element is basically in the shape of a plate or a plate, and the vibratable element is arranged obliquely with an angle to the length direction of the housing.
  • the angle between the vibratable element and the length direction of the housing is less than 90 degrees.
  • the housing includes an upper housing and a lower housing sequentially arranged along the length direction; wherein,
  • the upper housing is close to the proximal end and at least partially defines the second space
  • the lower housing is adjacent to the distal end and at least partially defines the first space.
  • At least a portion of the surface of the lower housing is flexible.
  • the lower case includes:
  • the upper housing is provided with a suction nozzle in airflow communication with the atomizing mechanism
  • the lower housing is provided with a switch for activating the atomizing mechanism
  • the suction nozzle and the switch are located at the same side end of the housing along the width direction.
  • the housing has a first side end and a second side end opposite in a width direction; and, the aerosol generating device further includes:
  • a suction nozzle in airflow communication with the atomizing mechanism, connected to the first side end;
  • the suction nozzle has a first distance dimension from the first side end along the width direction of the housing; the first distance dimension has such a feature that when the user sucks through the suction nozzle, the user's fingers can Operating the switch activates the atomizing mechanism.
  • the first distance dimension is greater than 15mm; preferably, the first distance dimension is greater than 20mm.
  • the housing has a first side end and a second side end opposite in a width direction; and, the aerosol generating device further includes:
  • a suction nozzle in airflow communication with the atomizing mechanism, connected to the first side end;
  • connection position between the suction nozzle and the housing and the switch have a second distance dimension along the length direction of the housing; the second distance dimension has such a feature that when the user sucks through the suction nozzle , the user's fingers can operate the switch to activate the atomizing mechanism.
  • the second distance dimension is greater than 8mm; preferably, the second distance dimension is greater than 12mm.
  • it also includes: a suction nozzle removably connected to the housing;
  • An insertion slot is provided on the housing, and the suction nozzle at least partially extends into the insertion slot and is connected with the housing.
  • the nozzle has opposing first and second ends, and an aerosol output channel extending between the first and second ends; wherein,
  • the suction nozzle is connected to the housing through the first end;
  • the suction nozzle is provided with an air suction port at the second end;
  • the suction nozzle is also provided with at least one air inlet near the first end for supplying air into the aerosol output channel.
  • the suction nozzle at least partially extends along a direction crossing the length direction of the housing.
  • the included angle between the suction nozzle and the length direction of the housing is an acute angle.
  • the suction nozzle is at least partially arranged obliquely.
  • the nozzle is arranged obliquely towards the proximal end.
  • the liquid source comprises a rupturable wall
  • the second space is further provided with: a piercing member, when the liquid source is received in the receiving cavity, at least partially pierces the rupturable wall of the liquid source to release the liquid matrix.
  • the receiving cavity has an opening through which a source of liquid can be removably received in the receiving cavity
  • the piercing member is configured to move toward the opening to at least partially pierce the rupturable wall of the liquid source when the liquid source is received in the receiving cavity through the opening.
  • the container further defines:
  • a liquid transfer channel for transferring a liquid matrix from a liquid source to the atomizing mechanism.
  • the receiving lumen is closer to the proximal end than the fluid transfer channel.
  • the fluid transfer channel comprises:
  • the first section is close to and communicates with the receiving cavity
  • the second section is close to and communicates with the atomizing mechanism
  • the second section is configured to extend in a direction crossing the extending direction of the first section.
  • the angle formed between the first section and the second section is an obtuse angle.
  • At least one of the first section and the second section extends along a direction crossing the length direction of the housing.
  • the extended length of the first section is greater than the extended length of the second section.
  • At least part of the cross-sectional area of the liquid delivery channel gradually decreases along a direction approaching the atomizing mechanism.
  • the atomizing mechanism at least partially surrounds the second section.
  • the housing also includes:
  • An inner housing at least in part, provides support or retention for the container.
  • the inner housing has at least one boss extending toward the proximal end; the container is retained on the at least one boss.
  • a fastening component is used to fasten the container to the inner casing.
  • the fastening components are, for example, screws, bolts and the like.
  • a cap at least partially positioned within the receiving cavity and covering or covering the fastening member to conceal the fastening member within the container.
  • the housing includes an upper housing and a lower housing sequentially arranged along the length direction; meanwhile, the housing also includes:
  • the inner case defines the first space with the lower case, and defines the second space with the upper case.
  • a first sealing element positioned between the inner housing and the lower housing to provide a seal between the inner housing and the lower housing;
  • a second sealing element is positioned between the inner housing and the upper housing to provide a seal between the inner housing and the upper housing.
  • a stop tab located within the container, is at least partially used to provide a stop for the liquid source received in the receiving chamber.
  • an aerosol generating device for atomizing a liquid matrix from a liquid source to generate an aerosol; comprising a housing, the housing includes a proximal end and a distal end opposite along the length direction:
  • the casing includes an upper casing and a lower casing sequentially arranged along the length direction;
  • the lower housing is adjacent to the distal end and houses at least one of a circuit board and a battery cell;
  • the upper casing is close to the proximal end, and the upper casing is provided with:
  • a container at least partially defining a receiving chamber in which a source of liquid is removably received
  • a vibratable element configured to vibrate to atomize the liquid substrate to generate an aerosol
  • the upper housing is configured to be immovable or removable relative to the lower housing.
  • the aerosol-generating device is configured to prevent removal of the container and/or nebulizing mechanism from the upper housing.
  • Yet another embodiment of the present application also proposes an aerosol generating system, comprising:
  • the aerosol generating device includes a casing, the casing includes a proximal end and a distal end opposite along the length direction: the casing includes an upper casing and a lower casing arranged in sequence along the length direction; wherein,
  • the lower housing is adjacent to the distal end and houses at least one of a circuit board and a battery cell;
  • the upper casing is close to the proximal end, and the upper casing is provided with:
  • a container at least partially defining a receiving chamber in which a source of liquid is removably received
  • a vibratable element configured to vibrate to atomize the liquid substrate to generate an aerosol
  • the upper housing is configured to be immovable or removable relative to the lower housing.
  • the above aerosol generating device is beneficial to the sealing and waterproofing of the aerosol generating device by separating the electronic device space and the atomizing space.
  • Fig. 1 is a schematic diagram of an aerosol generating system provided by an embodiment of the present application
  • Figure 2 is a schematic diagram of the removal of the liquid source and nozzle from the aerosol generating device
  • Fig. 3 is a schematic cross-sectional view of an aerosol generating system
  • Fig. 4 is a structural schematic diagram of another perspective of the liquid source
  • Figure 5 is a schematic illustration of the liquid source being removed from the aerosol generating device
  • Fig. 6 is a schematic diagram of a state in which the liquid source is received into the aerosol generating device
  • Fig. 7 is a schematic diagram of the liquid source received into the aerosol generating device
  • Fig. 8 is an exploded schematic view of the piercing mechanism and the aerosol generating device
  • Fig. 9 is an exploded schematic view of a piercing mechanism
  • Fig. 10 is an exploded schematic view of the suction nozzle, the atomization mechanism and the aerosol generating device
  • Fig. 11 is a schematic cross-sectional view of an aerosol generating device from another viewing angle.
  • the aerosol generating systems of the present disclosure may also be characterized as aerosol delivery or drug delivery articles. Accordingly, such devices or systems may be adapted to provide one or more substances in an inhalable form or state (eg, flavorants and/or pharmaceutically active ingredients).
  • the inhalable substance may be substantially in aerosol form (ie, a suspension of fine solid particles or liquid droplets in a gas).
  • the liquid matrix to be atomized may be a liquid precursor including a flavorant and/or a pharmaceutical active ingredient before forming an aerosol.
  • the liquid matrix is a medicament for producing an inhalable drug; then the aerosol generating system is a drug delivery device that can be used as a medicine.
  • Figures 1 and 2 show a schematic view of an aerosol generating system in one embodiment; the system generally includes several components disposed within an external body or housing (which may be referred to as a housing).
  • the overall design of the outer body or housing may vary, and the type or configuration of the outer body that may define the overall size and shape of the aerosol generating system may vary.
  • a body resembling an elongate stick or rod shape may be formed from a single integral housing, or the housing may be formed from two or more separable bodies.
  • an aerosol generating system may have a control body at one end equipped with one or more reusable components (e.g., accumulators such as rechargeable batteries and/or rechargeable supercapacitors, and a battery for controlling the article of manufacture).
  • Various electronics for the operation of the device) and at the other end has an outer body or housing that can be removably coupled and contains a disposable portion (eg, a disposable containing liquid source, fragrance cartridge).
  • the aerosol generating system includes:
  • Aerosol generating device 100 and liquid source 200 which may be disposable or reusable.
  • the liquid source 200 can be prepared in the form of capsules, liquid sacs, etc., which store a liquid matrix that can be atomized by the aerosol generating device 100 to generate an aerosol; in use, the liquid source 200 can be obtained by The user operates to receive it into the aerosol generating device 100 or to remove it from the aerosol generating device 100 .
  • the liquid source 200 when the user needs to inhale, the liquid source 200 is received into the aerosol generating device 100, so that the aerosol generating device 100 can obtain the liquid matrix in the liquid source 200 and atomize it to generate an aerosol ;
  • the user can take the liquid source 200 out of the aerosol generating device 100 for easy replacement.
  • the liquid source 200 is roughly configured in a columnar shape, including:
  • the outer wall 220 is basically arranged in a ring; in an embodiment shown in FIG. 4 , the outer wall 220 is basically in the shape of an elliptical cylinder;
  • the top wall 210 is located at the first end of the outer wall 220 in the axial direction, and seals the outer wall 220 at the first end of the outer wall 220;
  • the rupturable wall 240 is located at the second end of the outer wall 220 along the axial direction.
  • At least part of the inner hollow of the outer side wall 220 forms a liquid storage cavity 250 for storing a liquid matrix.
  • the outer wall 220 , the rupturable wall 240 and the top wall 210 jointly define the liquid storage cavity 250 for storing the liquid matrix.
  • At least a part of the rupturable wall 240 can be broken or broken under extrusion or puncture, forming a breach or broken opening so that the liquid matrix in the liquid storage chamber 250 can flow out and be atomized.
  • the top wall 210 and the outer side wall 220 are coupled and connected by molding from a moldable material. Both the top wall 210 and the outer side wall 220 are substantially rigid.
  • the rupturable wall 240 may be a flexible sealing membrane, a rigid membrane, or the like.
  • the rupturable wall 240 may comprise a metal foil, a polymer film, or the like.
  • the top wall 210 is a part for the user to operate the liquid source 200 by gripping and exerting force on the liquid source 200 during the above operations; at the same time, in order to facilitate the operation of the user, the operating part 210 has a lateral width greater than that of the outer wall 220 in structure.
  • the cross-sectional area is beneficial to the user's operation convenience.
  • the liquid source 200 also includes:
  • the flexible element 230 in one embodiment shown in the figure, the flexible element 230 is configured as a ring around or combined with the outer wall 220 ; and the flexible element 230 protrudes from the surface of the outer wall 220 .
  • the flexible element 230 is configured to be at least partially squeezed or compressed by the aerosol generating device 100 when the liquid source 200 is received in the aerosol generating device 100, thereby forming a contact between the liquid source 200 and the aerosol generating device 100.
  • the snug fit enables the liquid source 200 to be stably received by the aerosol generating device 100 without loosening or loosening.
  • the flexible element 230 is also used to seal the bonding gap between the aerosol generating devices 100 when the liquid source 200 is received in the aerosol generating device 100, so as to prevent the gap between them from leaking. liquid etc.
  • the liquid source 200 may be viewed from one or more angles when received by the aerosol generating device 100 .
  • the liquid source 200 which is basically in the form of an elliptical column, is symmetrical about the center; then in practice, the liquid source 200 can receive the aerosol at the angle shown in Figure 2, or after rotating 180 degrees around the axis. Generate device 100 .
  • the main body of the aerosol generating device 100 is configured to be columnar; specifically, in the implementation shown in the figures, the main body of the aerosol generating device 100 has a length direction, a width direction and a thickness direction; and the length dimension of the main body of the aerosol generating device 100 is greater than the width dimension, and the width dimension is greater than the thickness dimension.
  • the aerosol generating device 100 includes:
  • proximal end 110 is generally the end that is closest to the user.
  • aerosol-generating device 100 may include a separate, individual housing that may be formed from any of a variety of different materials.
  • the housing may be formed from any suitable structurally sound material.
  • the housing may be formed from a metal or alloy such as stainless steel, aluminum.
  • Other suitable materials include various plastics (eg, polycarbonate), metal-plating over plastic, ceramics, and the like.
  • the housing structure of the aerosol generating device 100 includes:
  • An upper housing 11 near the proximal end 110 ; and a lower housing 12 , near the distal end 120 .
  • the upper casing 11 and the lower casing 12 jointly define the casing body of the aerosol generating device 100 .
  • the proximal end 110 of the aerosol generating device 100 is bounded by the upper housing 11 and the distal end 120 of the aerosol generating device 100 is bounded by the lower housing 12 .
  • the upper housing 11 and the lower housing 12 are substantially non-removable or inseparable by the user.
  • the upper housing 11 is rigid. At least part of the surface of the lower case 12 is flexible.
  • the lower casing 12 includes a rigid inner layer 121 and a flexible covering layer 122 that covers or is formed outside the rigid inner layer 121; and connected, and the surface flexibility is provided by the flexible covering layer 122.
  • the rigid inner layer 121 may include metal, organic polymer, etc.
  • the flexible covering layer 122 may include silicone, elastomer, flexible resin, etc.
  • the rigid inner layer 121 and the flexible covering layer 122 of the lower casing 12 are formed by injecting two moldable materials into a mold through a two-color injection molding process and then curing them.
  • the rigid inner layer 121 and the flexible covering layer 122 obtained by two-color injection molding are basically inseparable.
  • the aerosol generating device 100 includes:
  • the key switch 30 is disposed on the lower case 12 ; and the key switch 30 is disposed at the left end 130 .
  • the aerosol generating device 100 includes:
  • the suction nozzle 20 is removably coupled to the aerosol generating device 100 for the user to inhale the generated aerosol through the suction nozzle 20 .
  • the free end of the suction nozzle 20 has an air suction port A through which the user inhales the aerosol during inhalation.
  • the suction nozzle 20 is removably connected to the upper housing 11 ; and the suction nozzle 20 is disposed at the left side 130 .
  • the suction nozzle 20 is at least partially flexible; for example, the suction nozzle 20 is made of flexible silicone material.
  • the suction nozzle 20 is in the shape of a hollow cylinder.
  • At least a part of the suction nozzle 20 close to the suction port A is flat.
  • at least a portion of the suction nozzle 20 near the suction port A has a width dimension w1 greater than a thickness dimension h1 , and thus has a flat shape.
  • the suction port A is also a flat shape with a width dimension greater than a thickness dimension.
  • at least part of the cross-sectional area of the suction nozzle 20 gradually decreases along the direction of approaching the suction port A. As shown in FIG.
  • the aerosol generating device 100 is provided with a substantially circular insertion groove 112 ; correspondingly, the suction nozzle 20 is away from the connection portion 22 of the suction port A, and the connection during assembly The portion 22 is at least partially inserted or protruded into the insertion slot 112 to be connected with the aerosol generating device 100 . Accordingly, the cross-sectional area of the connection portion 22 is smaller than the maximum cross-section of the suction nozzle 20 .
  • the cross section of the insertion slot 112 is substantially circular; and, the insertion slot 112 has a depth of about 4-10 mm.
  • the distance d1 of the free end of the suction nozzle 20 relative to the left side end 130 along the width direction of the aerosol generating device 100 has such a feature that the user's lips are sucked When suction is performed on the air port A, the user's fingers can press or operate the key switch 30 smoothly at the same time.
  • the distance d2 between the suction nozzle 20 and the key switch 30 along the length direction of the aerosol generating device 100 has such a feature that when the user's lips suck on the suction port A, the user's fingers can simultaneously smoothly Press or operate the key switch 30 .
  • the distance d1 between the free end of the suction nozzle 20 and the left end 130 along the width direction of the aerosol generating device 100 is greater than 15mm; more preferably, the distance d1 is greater than 20mm; the specific implementation shown in the figure , the distance d1 is 34mm.
  • the distance d2 between the suction nozzle 20 and the key switch 30 along the length direction of the aerosol generating device 100 is greater than 8mm; more preferably, the distance d2 is greater than 12mm; in the specific implementation shown in the figure, the distance d2 is 17mm.
  • the axial direction or extension direction of the suction nozzle 20 forms an included angle with the length direction of the aerosol generating device 100; thus, the suction nozzle 20 is arranged obliquely and is relatively toward It is advantageous that the proximal end 110 is inclined and thus can be kept away from the key switch 30 so that the user can operate the key switch 30 smoothly during suction.
  • the aerosol generating device 100 includes:
  • receiving cavity 510 adjacent to the proximal end 110, and the receiving cavity 510 is open at the proximal end 110 or is open at the proximal end 110; and then in use, the liquid source 200 can be removably passed through the proximal end 110 is received in receiving cavity 510 .
  • the aerosol generating device 100 is also provided with:
  • a rechargeable battery cell 150 is used for power supply; the battery cell 150 is basically housed in the lower casing 12;
  • the charging interface 124 is located at the remote end 120; the battery cell 150 is charged through the charging interface 124 in use; and,
  • the circuit board 160 controls the operation of the aerosol generating device 100 .
  • the aerosol generating device 100 further includes:
  • the atomizing mechanism 40 is used for atomizing the liquid matrix provided by the liquid source 200 to generate an aerosol.
  • the above atomization mechanism 40 includes at least a vibrating element 42, and the liquid matrix transferred to the vibrating element 42 is atomized into an aerosol through mechanical vibration.
  • the vibrator element 42 may be a common sheet-shaped ultrasonic vibrating component or a sheet-shaped piezoelectric ceramic; or an ultrasonic atomizing sheet such as that proposed in Patent No. CN112335933A.
  • these vibrating elements 42 disperse the liquid matrix through high-frequency vibration (preferred vibration frequency is 1.7MHz-4.0MHz, which exceeds the range of human hearing and belongs to the ultrasonic frequency band) to generate aerosols in which particles are naturally suspended, and output them to the suction device. Mouth 20.
  • the above atomizing mechanism 40 especially the vibrating element 42 is activated or started by the user operating the key switch 30 .
  • the aerosol generating device 100 further includes:
  • Container 50 near proximal end 110; substantially assembled, container 50 is located within upper housing 11.
  • the receiving cavity 510 for receiving and containing the liquid source 200 is at least partially defined by the space within the container 50 .
  • the container 50 is also formed with a liquid transfer channel 520 for transferring the liquid matrix from the liquid source 200 to the atomizing mechanism 40 , in particular the vibratable element 42 .
  • both the container 50 and the atomizing mechanism 40 are accommodated and held in the upper housing 11 ; the container 50 is relatively close to the right end 140 , and the atomizing mechanism 40 is relatively close to the left end 130 .
  • the receiving cavity 510 defined in the container 50 is closer to the proximal end 110 than the liquid delivery channel 520 . Also be provided with in container 50:
  • the piercing mechanism 60 at least partially exposed in the receiving chamber 510, is used for when the liquid source 200 is received in the receiving chamber 510, the piercing mechanism 60 can pierce the rupturable wall 240 of the liquid source 200; The liquid matrix within the liquid source 200 is released to the liquid delivery channel 520 .
  • the piercing mechanism 60 includes:
  • a piercer for piercing the rupturable wall 240 of the liquid source 200 is arranged in the container 50 in a movable manner, in particular in a rotatable manner.
  • the piercing member comprises at least a first 610 and a second 620 extending elongated arms; the first 610 and second 620 arms have an angle therebetween. As shown in the figure, the angle between the first swing arm 610 and the second swing arm 620 is an obtuse angle greater than 90 degrees.
  • the connecting piece 63 is used for stably installing and connecting the piercing mechanism 60 in the container 50 .
  • the container 50 is provided with an insertion hole 55
  • the connector 63 has a pin portion 632 , and the pin portion 632 is inserted into the insertion hole 55 during assembly and then stably connected with the container 50 .
  • the connecting piece 63 also has a base portion 631, which is mainly used for assembling the piercing element; in the figure, the base portion 631 is also provided with an assembly groove 633 for installing the piercing element.
  • the pin shaft 64 passes through the first installation hole 634 on the base part 631 and the second installation hole 613 on the piercing piece in turn; after assembly, the piercing piece is stably connected and held on the connecting piece 63 through the pin shaft 64 On the base portion 631; and after assembly, the piercing member can rotate around the pin shaft 64.
  • the piercing mechanism 60 is non-detachable after assembly; then the piercing mechanism 60 cannot be removed from the receiving chamber 510 at least or protruded out of the opening, which prevents the piercing mechanism 60 from being opened during use.
  • the piercing mechanism 60 can stab the user's finger to improve the safety of the device.
  • the piercing mechanism 60 is basically away from the opening of the receiving chamber 510 and abuts against the inner bottom wall of the receiving chamber 510 away from the opening; it is beneficial to prevent the user from contacting the piercing mechanism 60 when replacing the liquid source 200, Avoid scratching or stabbing the user's fingers during operation, and improve the safety of the device.
  • the first swing arm 610 is configured to move linearly in a telescopic manner; it can pierce the rupturable wall 240 of the liquid source 200 through linear movement.
  • the second mounting hole 613 is basically located at the connecting portion of the first swing arm 610 and the second swing arm 620 .
  • the first swing arm 610 is generally in the shape of a sheet; the free front end 611 of the first swing arm 610 is configured to be thinner or sharp or wedge-shaped in shape, and then in use the free front end 611 It is advantageous to perform a lancing.
  • the first swing arm 610 is further provided with a first protrusion 612 .
  • the first protrusions 612 are located on both sides of the first swing arm 610 in the thickness direction. And, at least part of the first protrusion 612 has a protrusion height that gradually decreases along the direction close to the free front end 611 ; furthermore, at least a part of the first protrusion 612 close to the free front end 611 is inclined. Then, after the free front end 611 has pierced the rupturable wall 240 of the liquid source 200 , it is advantageous to enlarge the breach opening of the rupturable wall 240 by means of the first protrusion 612 .
  • the second swivel arm 620 has a free end facing away from the first swivel arm 610 ; the second swivel arm 620 has a portion of increased volume 621 at the free end. At least a part of the surface of the increased-volume portion 621 is formed to be inclined.
  • the piercing member at least partially comprises metal; or, the first swing arm 610 comprises metal; making the first swing arm 610 comprise a free front end 611 of metal material, which can have suitable hardness and processing convenience, and is suitable for stabbing Breaking is beneficial.
  • a biasing element is further provided on the container 50 for biasing or returning the first swing arm 610 toward the first position by a biasing force.
  • the magnetic body 53 is included in the figure; correspondingly, the free front end 611 of the first swing arm 610 includes a magnetic metal or alloy; and then the first swing arm 610 can be magnetically adsorbed by the magnetic body 53 and then stably combined with the container 50 on the inner surface.
  • the magnetic metal or alloy includes iron, cobalt, nickel or an alloy containing at least one of them, such as stainless steel, iron-aluminum alloy, Pomor alloy and the like.
  • the above magnetic body 53 can be replaced by an elastic member such as a torsion spring, a spring, etc., and the first swing arm 610 is reset toward the direction away from the proximal end 110 by elastic force; the first swing arm Free front end 611 of 610 is biased or biased substantially away from proximal end 110 .
  • an elastic member such as a torsion spring, a spring, etc.
  • a stopper protrusion 54 is also provided in the container 50; when the liquid source 200 is received into the receiving chamber 510, the liquid source 200 is against the stopper protrusion 54 to provide a stop .
  • the rigid outer wall 220 of the liquid source 200 abuts against the stopper protrusion 54 .
  • FIG. 5 to FIG. 7 the process of piercing the liquid source 200 by the piercing mechanism 60 during implementation is shown in FIG. 5 to FIG. 7 . specific:
  • the first position of the piercing mechanism 60 is shown in FIG. 5 before the liquid source 200 is received into the receiving cavity 510 of the container 50 .
  • the first swing arm 610 of the piercing member is magnetically attracted by the magnetic body 53 and thus stably attached or combined with the inner surface of the container 50; the first swing arm 610 is basically horizontal.
  • the second swing arm 620 is relatively closer to the proximal end 110 , and is tilted relative to the first swing arm 610 .
  • FIG. 6 shows a schematic diagram of a state where the liquid source 200 is partially received into the receiving chamber 510 and in contact with the second swing arm 620; when the liquid source 200 is placed into the receiving chamber 510 along the direction indicated by arrow R3 in the figure, the liquid The rigid outer wall 210 of the source 200 first contacts the free end of the second swivel arm 620 and forms an abutment. The user continues to operate the liquid source 200 deep into the receiving cavity 510 in the direction shown by R3, and will press the free end of the second swing arm 620, so that the second swing arm 620 will rotate around the pin shaft 64 as shown by the arrow R41; The two swing arms 620 correspondingly drive the first swing arm 610 to rotate around the pin shaft 64 as indicated by the arrow R42 .
  • FIG. 7 shows a schematic diagram of the second position where the liquid source 200 is fully received into the receiving cavity 510 .
  • the liquid source 200 abuts against the stopper projection 54 to form a stop; the second swing arm 620 is pressed by the liquid source 200 to combine or attach to the inner surface of the container 50; and the first swing arm 620
  • the free front end 611 of the arm 610 at least partially pierces the rupturable wall 240 of the liquid source 200 and protrudes into the liquid storage cavity 250 to release the liquid matrix.
  • the first swing arm 610 is relatively tilted closer to the proximal end 110 than the second swing arm 620 .
  • the rotation angle is less than 90 degrees.
  • the extension length h3 of the second swing arm 620 is longer than the extension length h2 of the first swing arm 610; 510, it is more labor-saving to drive the rotation and piercing of the first swing arm 610 by pressing the second swing arm 620 .
  • the extension length h3 of the second swing arm 620 is between 8-15 mm; the extension length h2 of the first swing arm 610 is between 3-8 mm.
  • a lever with the pin shaft 64 as the fulcrum is formed between the first swing arm 610 and the second swing arm 620 ;
  • the actuation or movement of the first swing arm 610 is simultaneous or synchronous with the movement of the second swing arm 620 .
  • the first swivel arm 610 and/or the second swivel arm 620 are each in the shape of an elongated sheet. And, the length dimension of the first swing arm 610 is greater than the width dimension, and the width dimension of the first swing arm 610 is greater than the thickness dimension. Similarly, the length dimension of the second swing arm 620 is greater than the width dimension, and the width dimension of the second swing arm 620 is greater than the thickness dimension.
  • the extended length h2 of the first swivel arm 610 can ensure that the free front end 611 of the first swivel arm 610 is not abutted or contacted with the outer sidewall 210 of the liquid source 200 during operation.
  • the free front end 611 is configured with a circular or wedge-shaped cutout to avoid the outer side wall 210 of the liquid source 200 .
  • the liquid transfer channel 520 includes:
  • the first section 5210 is close to and communicates with the receiving chamber 510;
  • the second section 5220 is close to and communicates with the atomizing mechanism 40 .
  • first section 5210 and the second section 5220 are substantially angled; according to the preferred implementation shown in the figure, the first section 5210 and the second section 5220 are formed An obtuse angle greater than 90 degrees. And, the extended length of the first section 5210 is greater than the extended length of the second section 5220 .
  • the first section 5210 gradually decreases along the direction approaching the second section 5220; then the first section 5210 is roughly configured as a funnel shape. And, the first section 5210 is basically arranged obliquely, and has an included angle with the length direction of the aerosol generating device 100 .
  • the inner diameter of the first section 5210 gradually decreases along the direction approaching the second section 5220 .
  • the first section 5210 is substantially inclined.
  • the vibrator element 42 is also arranged obliquely; furthermore, the vibrator element 42 has an included angle with the length direction of the aerosol generating device 100 .
  • the vibrating element 42 of the atomization mechanism 40 such as the piezoelectric ceramic sheet described above is substantially perpendicular to the second section 5220 .
  • the atomizing mechanism 40 also includes:
  • the first bracket 41 and the second bracket 43 are respectively clamped from two sides of the vibrator element 42 to stably hold the vibrator element 42 .
  • both the first bracket 41 and the second bracket 43 are substantially ring-shaped. in:
  • the first bracket 41 is arranged relatively close to the second section 5220 of the liquid transfer channel 520; and the annular center hole of the first bracket 41 is opposite and communicated with the outlet of the second section 5220; for the liquid matrix along the figure
  • the supply to the vibrator element 42 is indicated by the middle arrow R1.
  • the second bracket 42 is arranged relatively close to the suction nozzle 20; the annular center hole of the second bracket 42 is communicated with the internal aerosol output channel 23 of the suction nozzle 20; As indicated by the middle arrow R1, the aerosol is output into the aerosol output channel 23 of the suction nozzle 20 through the annular center hole of the second bracket 42 .
  • the upper housing 11 also defines a holding space 113 for accommodating and holding the atomizing mechanism 40 ; the atomizing mechanism 40 is basically accommodated and held in the holding space 113 .
  • the first bracket 41 has at least a partially protruding joint portion 411 ; the atomizing mechanism 40 is assembled to the holding space 113 When inside, the joint portion 411 is at least partially surrounded and surrounded by the wall forming the second section 5220 so as to be assembled stably.
  • a sealing element 5221 is also provided on the wall defining the second section 5220.
  • the joint portion 411 surrounds and encloses the wall forming the second section 5220, the sealing element 5221 will bind them together.
  • the gap provides a seal.
  • the second bracket 42 is also provided with a sealing element 44 for providing a seal between the inner wall of the holding space 113 and the atomizing mechanism 40 when the atomizing mechanism 40 is assembled in the holding space 113 .
  • the connecting portion 22 of the suction nozzle 20 is against the second bracket 42 of the atomizing mechanism 40 .
  • the atomizing mechanism 40 is not detachable after assembly.
  • the flow of airflow during suction is shown in FIG. 3 , and the suction nozzle is provided with one or more air inlets 21 near the connecting portion 22 .
  • the external air enters the aerosol output channel 23 of the suction nozzle 20 from the air inlet 21 along the arrow R2 in the figure, and carries the aerosol in the aerosol output channel 23 to the inhalation port A for inhalation by the user.
  • the aerosol generating device 100 also includes:
  • the inner casing 13, the inner casing 13 and the lower casing 12 jointly define a closed first space 123 substantially located in the lower casing 12; the first space 123 is used for installing the electric core 150 and/or the circuit board 160 Space.
  • the inner housing 13 is at least partially surrounded by the lower housing 12 with a sealing member 133 disposed therebetween to provide a seal therebetween.
  • the inner housing 13 is also surrounded and enclosed by the upper housing 11; and a sealing member 132 is also provided therebetween to provide sealing therebetween.
  • a second space 134 is defined between the inner housing 13 and the upper housing 11; in practice, the second space 134 is used for accommodating and assembling the container 50 and/or The space of the atomizing mechanism 40 .
  • the inner housing 13 also has a boss 131 at least partially located in the upper housing 11 ; of course, the boss 131 protrudes toward the proximal end 110 .
  • the container 50 is provided with a screw hole 55 penetrating from the inner surface to the outer surface, and is connected to the boss 131 after passing through the screw hole 55 by a screw 56 or similar fastening components; thus, the container 50 is fastened stably Installed and held in the upper case 11.
  • a flexible cap 57 is also provided in the screw hole 55 , and the cap 57 at least partially protrudes into the receiving chamber 510 of the container 50 after assembly.
  • the cap 57 covers or seals the screw hole 55 to prevent the screw 56 or similar fastening parts from being exposed in the container, thereby preventing the liquid matrix in the receiving chamber 510 from flowing to the screw 56 to cause corrosion; on the other hand, the cap 57 Flexibility A flexible contact facilitates the receipt and removal of the liquid source 200 when abutting the liquid source 200 .
  • the container 50 is provided with a sealing member 58 between where it joins the upper housing 11 at the proximal end 110 to provide a seal therebetween.
  • the first space 123 is basically sealed and sealed to prevent liquid or air or aerosol on the surface of the housing 11 and/or in the second space 134 from entering the first space 123; the second space 134 is also basically sealed. Airtight and airtight. And, the first space 123 and the second space 134 are hermetically sealed to each other. In use, aerosols, liquid substrates, air, etc. inside or outside the housing surface or receiving chamber 510 are substantially unable to enter the first space 123.
  • the upper case 11 , the lower case 12 and the inner case 13 are all configured to prevent users from disassembling. They are then basically immovable and removable compared to each other, and likewise, the functional spaces defined by them are also fixed relative to each other and in a fixed position.
  • aerosol-generating device 100 is configured to prevent removal of container 50 and/or atomizing mechanism 40 from second space 134 .
  • the aerosol generating device 100 can be flushed with water or lotion as a whole, and water or air cannot penetrate into the first space 123 during the flushing process.
  • the length of the first space 123 is longer than that of the second space 134 .

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  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Pulmonology (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)

Abstract

L'invention concerne un système de génération d'aérosol et un dispositif de génération d'aérosol (100). Le dispositif de génération d'aérosol (100) comprend un boîtier, le boîtier ayant une extrémité proximale (110) et une extrémité distale (120) opposées l'une à l'autre dans la direction de la longueur, et le boîtier étant pourvu d'un premier espace (123) et d'un second espace (134) agencés de manière séquentielle dans la direction de la longueur, le premier espace (123) étant agencé à proximité de l'extrémité distale (120) ; le second espace (134) étant doté en son sein d'un conteneur (50) qui délimite au moins partiellement une cavité de réception (510) ; et une source de liquide (200) étant reçue de façon amovible dans la cavité de réception (510) ; et un mécanisme d'atomisation (40) utilisé pour atomiser une matrice liquide afin de générer un aérosol. Selon le dispositif de génération d'aérosol (100), en séparant un dispositif électronique d'un espace d'atomisation, l'étanchéité et l'imperméabilisation du dispositif de génération d'aérosol (100) sont facilitées.
PCT/CN2022/115868 2021-08-30 2022-08-30 Système de génération d'aérosol et dispositif de génération d'aérosol Ceased WO2023030324A1 (fr)

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WO2025067004A1 (fr) * 2023-09-28 2025-04-03 深圳市合元科技有限公司 Composant de stockage de liquide et dispositif d'atomisation électronique

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WO2025067004A1 (fr) * 2023-09-28 2025-04-03 深圳市合元科技有限公司 Composant de stockage de liquide et dispositif d'atomisation électronique

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