WO2023223543A1 - Inhalateur d'arôme, système d'inhalation d'arôme et système à fumer - Google Patents

Inhalateur d'arôme, système d'inhalation d'arôme et système à fumer Download PDF

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Publication number
WO2023223543A1
WO2023223543A1 PCT/JP2022/020953 JP2022020953W WO2023223543A1 WO 2023223543 A1 WO2023223543 A1 WO 2023223543A1 JP 2022020953 W JP2022020953 W JP 2022020953W WO 2023223543 A1 WO2023223543 A1 WO 2023223543A1
Authority
WO
WIPO (PCT)
Prior art keywords
support member
heat storage
flavor inhaler
flavor
housing
Prior art date
Application number
PCT/JP2022/020953
Other languages
English (en)
Japanese (ja)
Inventor
篤史 一瀬
Original Assignee
日本たばこ産業株式会社
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 日本たばこ産業株式会社 filed Critical 日本たばこ産業株式会社
Priority to PCT/JP2022/020953 priority Critical patent/WO2023223543A1/fr
Publication of WO2023223543A1 publication Critical patent/WO2023223543A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/20—Devices using solid inhalable precursors
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts

Definitions

  • the present invention relates to a flavor inhaler, a flavor inhalation system, and a smoking system.
  • flavor inhalers have been known that heat materials containing flavor components to generate aerosols and the like without burning the materials.
  • insulating materials, heat diffusion sheets, etc. are installed in the flavor aspirator to prevent the parts that the user of the flavor aspirator (hereinafter simply referred to as the user) may come into contact with from becoming hot. (See Patent Documents 1 to 3).
  • the airgel porous structure of the heat insulating layer is filled with or adsorbed with 2-20% by volume of phase change material, but the proportion of the phase change material is not sufficient to provide sufficient heat insulation. It may not be possible.
  • one of the objects of the present invention is to efficiently suppress the transfer of heat from the heating section to the surface of the flavor inhaler.
  • a flavor inhaler includes a housing, a housing part disposed inside the housing for housing a consumable material containing a smokable substance, and heating the consumable material by a heating part, and a space between the housing and the housing part.
  • a flavor inhaler comprising: a heat storage section that is disposed in the storage section and includes a heat storage material, the heat storage section comprising an inner support member disposed on the storage section side and an outer support member disposed on the housing side. , the layer of heat storage material is disposed between the inner support member and the outer support member.
  • the first aspect it is possible to efficiently store heat with the layer of heat storage material, and it is possible to efficiently suppress the transfer of heat from the heating section to the surface of the flavor inhaler.
  • the heat storage section is filled with the heat storage material in an amount exceeding 20% of the volume of the space defined by the inner support member and the outer support member. shall be.
  • the second aspect it is possible to more efficiently suppress the transfer of heat from the heating section to the surface of the flavor inhaler.
  • the gist of the third aspect is that in the first aspect or the second aspect, the thermal conductivity of the inner support member is smaller than the thermal conductivity of the outer support member.
  • the inner support member suppresses the transfer of heat from the heating section to the surface of the flavor inhaler, and after the heating is completed, the outer support member efficiently radiates heat from the heat storage material. Can be done.
  • the gist of the fourth aspect is that in any of the first to third aspects, the inner support member has a thermal conductivity of 0.3 [W/(m ⁇ K)] or less at 25°C. do.
  • the inner support member can more reliably suppress the transfer of heat from the heating section to the surface of the flavor inhaler.
  • the gist of the fifth aspect is that in any one of the first to fourth aspects, the outer support member has a thermal conductivity of 1.0 [W/(m ⁇ K)] or more at 25°C. do.
  • heat can be more reliably and efficiently radiated from the heat storage material by the outer support member.
  • a gist of a sixth aspect is that in any of the first to fifth aspects, the inner support member includes resin.
  • a flavor inhaler including a heat storage part that takes advantage of the characteristics of resin, such as high electrical insulation or low thermal conductivity.
  • the gist of a seventh aspect is that in any one of the first to sixth aspects, the inner support member is disposed integrally with the outer wall of the accommodating portion.
  • the seventh aspect it is possible to provide a flavor inhaler that is more compact than when the inner support member is provided separately from the accommodating part.
  • the gist of an eighth aspect is that in any of the first to seventh aspects, the outer support member includes metal.
  • a flavor inhaler including a heat storage part that takes advantage of the characteristics of metal, such as high thermal conductivity or high strength.
  • a ninth aspect is based on the eighth aspect, in that the outer support member is a metal tube extending along the central axis of the housing.
  • the metal tube can efficiently radiate heat in the direction along the central axis. Further, it is possible to provide a flavor inhaler that is more compact than when the heat dissipation member is provided separately from the outer support member.
  • a gist of a tenth aspect is that in any one of the first to ninth aspects, the outer support member is disposed in contact with the inner surface of the housing.
  • the temperature rise of the housing can be suppressed by the heat storage material, and after heating is completed, heat can be efficiently radiated from the heat storage material via the outer support member and the housing.
  • An eleventh aspect is that in any one of the first to tenth aspects, further comprising a heat diffusion part that is disposed inside the housing, has higher thermal conductivity than the housing, and comes into contact with the outer support member.
  • the gist is:
  • heat can be more efficiently radiated from the heat storage material via the heat diffusion section.
  • a twelfth aspect is characterized in that, in any one of the first to eleventh aspects, the flavor inhaler includes the heating section, and the heating section is disposed inside the storage section. .
  • the gist of a thirteenth aspect is that in any of the first to twelfth aspects, the heat storage material undergoes a phase transition at a temperature between 40°C and 50°C.
  • the thirteenth aspect it is possible to prevent the surface of the flavor suction device from reaching a temperature higher than the above temperature, and it is possible to prevent handling from becoming difficult due to high temperature.
  • the gist of a fourteenth aspect is that in any of the first to thirteenth aspects, the heat storage material includes paraffin.
  • paraffin is easily available and facilitates the manufacture of the heat storage unit, and is also chemically stable and highly safe, so even if it leaks out of the heat storage unit, the risk is low.
  • a fifteenth aspect is based on the fourteenth aspect, wherein the heat storage material includes normal paraffin having 21, 22, or 23 carbon atoms.
  • the fifteenth aspect it is possible to prevent the surface of the flavor suction device from reaching a temperature that the user feels is hot, and it is possible to prevent handling from becoming difficult due to high temperature.
  • a 16th aspect according to any of the 1st to 15th aspects further includes a control device and a temperature sensor, the temperature sensor detects the temperature of the heat storage section, and the control device detects the temperature of the heat storage section. Heating of the consumable material is permitted only if the temperature is below or below a predetermined temperature.
  • the sixteenth aspect based on the measured temperature of the heat storage section, it is possible to more reliably prevent the surface of the flavor inhaler from becoming too hot for the user.
  • a flavor suction system includes a holding part that holds the flavor suction device according to any one of the first to sixteenth aspects, and a charger that includes a charging part that charges the flavor suction device held in the holding part. , and the flavor inhaler.
  • the rechargeable flavor suction device is capable of efficiently storing heat through the layer of heat storage material and efficiently suppressing transfer of heat from the heating section to the surface of the flavor suction device. can be provided.
  • a portion of the charger that contacts the housing of the flavor inhaler has a thermal conductivity at 25° C. of 1 [W/(m ⁇ K)] or more. .
  • heat can be efficiently radiated from the heat storage material during charging.
  • a smoking system comprises the flavor inhaler of any of the first to sixteenth aspects, or the flavor inhalation system of the seventeenth or eighteenth aspect, and a consumable material comprising a smokable substance.
  • the nineteenth aspect it is possible to provide a smoking system that can efficiently store heat using a layer of heat storage material and can efficiently suppress the transfer of heat from the heating section to the surface of the flavor inhaler. can.
  • FIG. 1 is a schematic side cross-section of a smoking system according to one embodiment. It is a schematic side cross section of the flavor inhaler based on the said embodiment. It is a schematic side view which shows an example of the heating part of the said embodiment.
  • FIG. 3 is a schematic side view showing the heating unit inserted into the consumable product. 3 is a sectional view taken along line AA in FIG. 2.
  • FIG. 3 is a schematic side cross-sectional view of a smoking system according to Modification 1.
  • FIG. 6 is a sectional view taken along line BB in FIG. 5.
  • FIG. It is a schematic side cross section of the smoking system based on modification 2. It is a schematic side cross section of the smoking system based on modification 3.
  • FIG. 7 is a schematic side sectional view of a flavor inhaler according to modification 5.
  • FIG. 1 and 2 are schematic side cross-sections of a smoking system 110 and a flavor inhaler 100, respectively, according to the present embodiment.
  • Smoking system 110 includes a consumable material 10 and a flavor inhaler 100 for a user to inhale flavor.
  • Flavor inhaler 100 is preferably a portable or handheld device.
  • the flavor inhaler 100 is configured as an aerosol generator that generates an aerosol containing flavor components by heating. In each figure below, the dimensions of each part have been changed as appropriate to make it easier to understand.
  • the consumable material 10 has a stopper element 18 , a smokable substance 16 heated by the flavor inhaler 100 , a center hole filter 15 , a paper tube section 14 , and a filter section 12 .
  • the center hole filter 15 of the consumable material 10 is located between the smokable material 16 and the paper tube portion 14 .
  • the paper tube section 14 can function as a cooling section that cools the aerosol or vapor that has passed through the center hole filter 15.
  • the inside of the paper tube section 14 may be filled with a material such as a sheet for increasing the contact area with aerosol or steam and promoting cooling.
  • the stopper element 18 is provided at the tip side of the consumable material 10, that is, at the position where it first comes into contact with a heating section 60, which will be described later, when the consumable material 10 is inserted into the flavor inhaler 100.
  • the stopper element 18 has the function of preventing the smokable substance 16 from falling off the tip of the consumable material 10 and may be, for example, an acetate filter, a center hole filter, a neofilter, a paper filter, or the like.
  • the stopper element 18 may include a cylindrical wrapping sheet and a stopper sheet whose both ends are connected to different positions in the circumferential direction on the inner surface of the wrapping sheet.
  • the stopper sheet may be a paper whose length between its ends is greater than the diameter of the wrapping sheet.
  • the flavor inhaler 100 is configured to heat a solid or liquid smokable substance 16 to atomize the smokable substance 16.
  • the smokable substance 16 constitutes a part of the consumable material 10, which has a columnar shape, for example, extending along the longitudinal direction.
  • the consumable material 10 may be, for example, a tobacco stick in which the smokable material 16 includes tobacco.
  • the smokable material 16 included in the consumable 10 may contain an aerosol source that is heated to a predetermined temperature to generate vapor, and the vapor is cooled to form an aerosol.
  • the type of aerosol source is not particularly limited, and extracts from various natural products and/or their constituent components can be selected depending on the purpose.
  • Aerosol sources can include, for example, glycerin, propylene glycol, triacetin, 1,3-butanediol, and mixtures thereof.
  • the smokable material 16 may be tobacco, such as lamina, ribs, or other known plants. Further, the shape of the smokable substance 16 such as tobacco may be shredded, sheet-like, string-like, powder-like, granular, pellet-like, slurry-like, or porous. Flavor components contained in the smokable substance 16 also volatilize upon heating and are included in the vapor and aerosol.
  • the flavor inhaler 100 includes a battery 23 and a printed circuit board (PCB) 24.
  • the battery 23 stores electric power used in the flavor inhaler 100.
  • battery 23 is a lithium ion battery.
  • the battery 23 can be charged by an external power source, and the flavor inhaler 100 includes a connection part 25 to which a terminal for charging can be connected.
  • the connection part 25 includes an external connection terminal of the flavor inhaler 100 and is electrically connected to the battery 23. Note that the flavor inhaler 100 does not necessarily have to be rechargeable.
  • the PCB 24 is composed of a CPU, a memory, etc., and functions as a control device that controls the operation of the flavor inhaler 100.
  • the PCB 24 controls the heating unit 60 to start heating the smokable substance 16 in response to a user operation on an input device such as a push button or a slide switch (not shown), and after a certain period of time has elapsed, the PCB 24 controls the heating unit 60 to start heating the smokable substance 16. Finish heating.
  • the PCB 24 may stop heating the smokable substance 16 even before a certain period of time has elapsed since the start of heating the smokable substance 16 if the number of puff movements by the user exceeds a certain value. For example, a puffing motion is detected by a sensor (not shown).
  • the PCB 24 may begin heating the smokable material 16 in response to the start of the puffing motion and end heating the smokable material 16 in response to the end of the puffing motion.
  • the PCB 24 may terminate heating the smokable material 16 if a certain period of time has elapsed from the start of the puffing operation, even before the end of the puffing operation.
  • any control device other than the PCB can be used as long as it can control each operation of the flavor inhaler 100.
  • the flavor inhaler 100 has an insertion end 101 into which the consumable material 10 is inserted, and is configured to receive the stick-shaped consumable material 10 .
  • the battery 23 and the PCB 24 may be arranged in a direction in which the consumable material 10 is inserted into the flavor inhaler 100.
  • the circumferential direction and the radial direction in this specification mean the circumferential direction and the radial direction centered on the insertion direction of the consumable material 10 or the axis (for example, the central axis AX) in the longitudinal direction of the flavor inhaler 100.
  • the flavor inhaler 100 includes a housing 30, a housing section 42, a heating section 60, and a cap section 80.
  • Heating portion 60 is configured to heat smokable material 16 .
  • the heating unit 60 has a shape that can be inserted into the smokable substance 16 and is configured to heat the smokable substance 16 from within. More specifically, as in the illustrated example, heating portion 60 may be a rod-shaped heater inserted into smokable material 16 . By disposing the heating unit 60 inside the housing unit 42, the smokable substance 16 housed in the housing unit 42 can be efficiently heated.
  • the heating unit 60 is arranged along the central axis AX of the housing 30, which extends in the longitudinal direction of the flavor inhaler 100.
  • the heating unit 60 is supported by the base 50 along the central axis AX on the opposite side of the opening 81 into which the consumable material 10 is inserted, with the storage unit 42 as a reference.
  • the base 50 is attached to the housing 30. In this way, the heating part 60 can be fixed relative to the housing 30.
  • hatching of the consumable material 10, the heating part 60, the base part 50, the battery 23, and the PCB 24 is omitted as appropriate.
  • the heating unit 60 is a heater, particularly a pin-type heater from the viewpoint of facilitating insertion into the consumable material 10.
  • the pin-type heater constituting the heating section 60 may have a cylindrical shape, for example.
  • the shape of the cross section of the pin-type heater perpendicular to the insertion direction may not be a perfect circle, and may be, for example, an ellipse.
  • the shape of the cross section of the pin-type heater perpendicular to the insertion direction of the consumable material 10 may be square, but a circular or elliptical shape lowers the resistance when the heating part 60 is inserted into the consumable material 10. It is preferable from the viewpoint of
  • the heating section 60 has a resistance heating section 68 (FIG. 3A), which will be described later. Electric power from the battery 23 is supplied to the resistance heating section 68 .
  • the heating unit 60 is provided with a lead wire 66 and can be electrically connected to the PCB 24 and/or the battery 23 via the lead wire 66 .
  • the flavor inhaler 100 may include an induction coil that heats the heating section 60 by induction.
  • the heating section 60 can be heated by induction using an induction coil as a susceptor.
  • the heating unit 60 is inserted into the smokable substance 16, and the smokable substance 16 is heated by induction heating by an induction coil (not shown).
  • the flavor inhaler 100 has an induction coil
  • materials having magnetic permeability and nonconductivity include glass, plants, wood, paper, and resins such as PEEK.
  • the induction coil can be, for example, a flat plate coil or a cylindrical coil.
  • the induction coil is placed on the opposite side of the consumable product 10 via a bottom wall 44 (described later) of the storage unit 42, or on the opposite side of the consumable product 10 (described later) of the storage unit 42. It can be provided so as to surround the side wall 43 of the accommodating part.
  • the heating section 60 may be installed in advance inside the consumable material 10 and the heating section 60 may be accommodated in the storage section 42 together with the consumable material 10 . As described above, as long as the consumables 10 can be heated by the storage section 42, the heating section 60 does not need to be arranged in the storage section 42 in advance.
  • FIG. 3A is a schematic side view showing an example of the heating section 60 according to the present embodiment.
  • FIG. 3B is a schematic side view showing the heating unit 60 inserted into the consumable product 10.
  • the heating section 60 has a heat generating section 69A, a non-heat generating section 69B, and a tapered section 69C.
  • the heat generating part 69A is arranged inside the housing part 42.
  • the heat generating part 69A and the non-heat generating part 69B are arranged side by side along the insertion direction (the longitudinal direction of the heating part 60).
  • the heat generating portion 69A corresponds to a portion of the heating portion 60 where the resistance heating portion 68 is arranged
  • the non-heat generating portion 69B corresponds to a portion of the heating portion 60 where the resistance heating portion 68 is arranged. This corresponds to the part where the conductor part (having a lower resistance than the conductor part) is arranged.
  • the heat generating part 69A is located closer to the tip of the heating part 60 than the non-heat generating part 69B.
  • the non-heat generating part 69B overlaps with the stopper element 18, and the heat generating part 69A overlaps with the smokable substance 16, so that they are respectively positioned.
  • the tapered part 69C formed on the distal end side of the heat generating part 69A has a protrusion shape whose diameter decreases toward the distal end, thereby making it possible to easily insert the heating part 60 into the consumable material 10.
  • the heating section 60 includes a base 65, a cover 67, and a resistance heating section 68.
  • the base body 65 is disposed along the inner surface of the cover 67 and extends over the heat generating portion 69A (schematically shown by the dashed line in FIG. 3B).
  • the resistance heating section 68 can be arranged on the outer peripheral surface of the base body 65, and the cover 67 can be arranged so as to cover the outer surface of the resistance heating section 68.
  • the resistance heating section 68 does not come into direct contact with the smokable substance 16, so that it is possible to prevent the resistance heating section 68 from being contaminated by the smokable substance 16 and from causing physical damage to the resistance heating section 68.
  • the configuration of the resistance heating section 68 is not particularly limited as long as it generates heat when a current flows through the resistance, but it can be a heating wire, for example, a heating track.
  • the base 65 is an electrically insulating base having electrical insulation properties.
  • the electrical insulation of the base 65 allows the resistive heating section 68 to be selectively heated.
  • the base body 65 has a cylindrical shape formed around the central axis Ax (FIG. 2) of the housing 30.
  • the base body 65 is a cylindrical member formed around the central axis Ax.
  • the material of the base 65 and the cover 67 including the tapered portion 69C is not particularly limited as long as it can withstand the heat of the resistance heating section 68 and has electrical insulation properties.
  • the base body 65 and the cover 67 may be formed of, for example, easily processed metal such as ceramic or stainless steel, or a material with low thermal conductivity (for example, a resin material).
  • the base body 65 preferably contains ceramic from the viewpoint of easier processing.
  • the flavor aspirator 100 is arranged such that a gap S2 is formed between the base body 65 and the stopper element 18 when the heating part 60 is inserted into the smokable material 16. It is configured.
  • the heating part 60 is at least partially spaced apart from the stopper element 18, so that the heating part 60 can heat the smokable material 16 while inhibiting heat transfer to the stopper element 18. Therefore, melting or damage to the stopper element 18 can be suppressed, and heat loss due to heat transfer to the stopper element 18 can also be suppressed.
  • the heating section 60 may include a conical wall section that is formed around the non-heat generating section 69B and widens toward the base side.
  • the gap between the wall portion and the base body 65 becomes wider, and heat transfer to the stopper element 18 can be further suppressed. If the heat transfer from the base body 65 to the stopper element 18 is within an allowable range, the gap S2 may not be provided.
  • the heating section 60 in the illustrated example is formed as follows.
  • a resistance heating section 68 is formed on the outer surface of the base body 65, and a cover 67 integrally formed with the tapered section 69C is disposed on the outer surface of the resistance heating section 68.
  • An integrated heating section 60 is formed by sintering the base body 65, the resistance heating section 68, the tapered section 69C, and the cover 67.
  • the containment portion 42 may be generally cylindrical and configured to contain at least the smokable substance 16 of the consumable material 10.
  • the accommodating part 42 has a cylindrical accommodating part side wall 43 and a bottom wall 44 .
  • the housing side wall 43 surrounds the smokable substance 16 of the consumable 10 and the stopper element 18 positioned at a desired location within the housing 42 .
  • An opening 44A is formed in the bottom wall 44, and the heating section 60 passes through the opening 44A.
  • a gap C1 be provided over the entire circumference between the smokable substance 16 of the consumable material 10 housed in the housing section 42 and the side wall 43 of the housing section.
  • the housing 30 is formed to surround at least the outer periphery of the accommodating portion 42. As shown in FIG. 1, housing 30 has an air inlet 32 and an end 38. As shown in FIG. An opening is formed in the end portion 38, and a cap portion 80 is disposed therein.
  • the air inlet 32 communicates the storage section 42 with the outside of the flavor inhaler 100.
  • air flows from the air inlet 32 through the smokable material 16 and into the center hole filter 15.
  • the air inlet 32 is formed closer to the cap than the heat storage section 70 described later, and the air flowing from the air inlet 32 flows through the gap C1 along the insertion direction of the consumable material 10 and passes through the smokable material 16.
  • the structure is such that the water flows into the center hole filter 15. This suppresses heat from the heating section 60 from being transmitted to the storage section 42 and the surface of the flavor inhaler 100.
  • the position of the air inlet 32 is not particularly limited as long as it communicates between the storage section 42 and the outside of the flavor inhaler 100.
  • the end portion 38 constitutes one end portion of the housing 30.
  • the housing part 42 and the cap part 80 are inserted from the end part 38.
  • the cap portion 80 can be removably attached to the housing 30.
  • the cap portion 80 may be formed integrally with the housing 30 and constitute a part of the housing 30.
  • the cap portion 80 has an opening 81 into which the consumable material 10 is inserted.
  • the flavor inhaler 100 includes a heat storage section 70.
  • the heat storage section 70 includes a heat storage material 71 and a heat storage material accommodating section 72 that accommodates the heat storage material 71.
  • the heat storage material storage section 72 includes an inner support member 721, an outer support member 722, and connection members 723 and 724.
  • the heat storage section 70 stores the heat from the heating section 60 and suppresses a temperature rise on the surface of the flavor inhaler 100 and the like.
  • FIG. 4 is a cross-sectional view taken along the line AA in FIG. 2, showing the end surface of the flavor inhaler 100 perpendicular to the longitudinal direction.
  • the heat storage section 70 is arranged between the housing 30 and the housing section 42.
  • the heating section 60, the storage section side wall 43, the heat storage section 70, and the housing 30 are arranged in this order in the radial direction from the central axis AX.
  • the outer wall of the heating unit 60, the housing side wall 43, the inner support member 721, the heat storage material 71, the outer support member 722, and the housing 30 have a cylindrical shape formed around the central axis AX.
  • the shapes of the heating part 60, the housing part side wall 43, the inner support member 721, the heat storage material 71, the outer support member 722, and the housing 30 are Not limited.
  • the inner support member 721 is disposed on the accommodating section 42 side of the heat storage section 70, in other words, inside the heat storage material 71, and supports the heat storage material 71.
  • the outer support member 722 is disposed on the housing 30 side in the heat storage section 70, in other words, on the outside of the heat storage material 71, and supports the heat storage material 71.
  • the connecting member 723 (FIG. 1) is arranged on the cap section 80 side of the heat storage section 70, and connects the inner support member 721 and the outer support member 722 while holding the heat storage material 71 in the housing section 42.
  • the connecting member 724 is disposed on the base 50 side in the heat storage section 70 and connects the inner support member 721 and the outer support member 722 while holding the heat storage material 71 in the housing section 42 .
  • the heat storage material 71 is arranged in a space defined by the inner support member 721 and the outer support member 722 inside the heat storage material storage section 72. This space is called the internal space. As long as the heat storage material 71 is disposed between the inner support member 721 and the outer support member 722, the shape of the heat storage material storage portion 72 is not particularly limited.
  • the internal space is a space surrounded by the inner support member 721, the outer support member 722, and other walls. In the illustrated example, the internal space is a space surrounded by an inner support member 721, an outer support member 722, and connection members 723 and 724.
  • the internal space can be closed by the inner support member 721, the outer support member 722, and the connection members 723, 724 so that the heat storage material 71 does not leak.
  • the internal space is preferably sealed by the inner support member 721, the outer support member 722, and the connection members 723 and 724.
  • a layer of the heat storage material 71 is disposed in the heat storage material storage portion 72 between the inner support member 721 and the outer support member 722.
  • the heat storage section 70 can be filled with more heat storage materials 71 than when the heat storage materials 71 are distributed in a porous body or the like, and heat can be stored efficiently.
  • the heat storage material 71 is filled in an amount exceeding 20%, preferably 40%, and more preferably 60% of the volume of the internal space.
  • the layer of heat storage material 71 is in contact with the inner support member 721 and the outer support member 722.
  • the heat storage material 71 undergoes a phase transition at a temperature between 40°C and 50°C. During the phase transition, the heat storage material 71 stores heat while maintaining its temperature, so that the temperature rise in the housing 30 is suppressed. In order to reduce volume change and suppress damage to the heat storage material storage portion 72, the heat storage material 71 preferably undergoes a phase transition between solid and liquid. It is preferable that the heat storage material 71 contains paraffin, which is an alkane having 20 or more carbon atoms.
  • Paraffin is easy to obtain and facilitates the manufacture of the heat storage material 71, and is also chemically stable and highly safe, so even if it leaks out of the heat storage material storage section 72, there is a low risk.
  • the heat storage material 71 contains normal paraffin having 21, 22 or 23 carbon atoms, from the viewpoint of suppressing the temperature from rising to a temperature that the user feels is hot.
  • the heat storage section 70 suppresses the transfer of heat from the heating section 60 to the surface of the flavor inhaler 100, while efficiently dissipating the heat stored in the heat storage material 71 after heating is completed. From this point of view, it is preferable that the thermal conductivity of the inner support member 721 is lower than that of the outer support member 722.
  • the thermal conductivity of the inner support member 721 at 25° C. is preferably 0.3 [W/(m ⁇ K)] or less.
  • the inner support member 721 preferably includes a substance whose thermal conductivity at 25° C. is 0.3 [W/(m ⁇ K)] or less.
  • the thermal conductivity of the outer support member 722 at 25° C. should be 1.0 [W/(m ⁇ K)] or more. preferable.
  • the outer support member 722 preferably includes a substance whose thermal conductivity at 25° C. is 1.0 [W/(m ⁇ K)] or more.
  • the heat storage material accommodating portion 72 may be formed of metal such as stainless steel, ceramic, or resin material from the viewpoint of ease of processing.
  • the inner support member 721 preferably contains resin from the viewpoint of low thermal conductivity or low electrical conductivity.
  • the outer support member 722 preferably contains metal from the viewpoint of high thermal conductivity or high strength. As such, the materials of inner support member 721 and outer support member 722 may be different. Thereby, the characteristics of the heat storage section 70 can be flexibly adjusted. From the viewpoint of efficient heat dissipation, it is preferable that the outer support member 722 contacts the housing 30.
  • the outer support member 722 is preferably a metal tube extending along the central axis AX of the housing 30. Thereby, heat can be efficiently radiated in the longitudinal direction of the flavor inhaler 100. Furthermore, it is possible to provide the flavor inhaler 100 which is more compact than when a member for heat radiation is provided outside the outer support member 722.
  • the heat storage section 70 is formed, for example, as follows.
  • the inner support member 721, the outer support member 722, and the connection member 724 are bonded together by bonding, sintering, or the like to form an assembly.
  • the heat storage material 71 is heated to a liquid state and then injected into the assembly.
  • a connecting member 723 is bonded to the assembly into which the heat storage material 71 is injected by adhesion, sintering, etc. to form the heat storage section 70.
  • at least one of the inner support member 721, the outer support member 722, and the connection members 723 and 724 may be integrally formed by forming a recess corresponding to the internal space in metal or the like.
  • the method of manufacturing the heat storage section 70 is not particularly limited as long as the heat storage material storage section 72 can be formed so that the heat storage material 71 does not leak.
  • the flavor inhaler 100 includes a heating part 60 , a housing 30 , and a consumable material 10 disposed inside the housing 30 and containing a smokable substance 16 .
  • the heat storage part 70 is arranged between the housing 30 and the accommodation part 42 and includes a heat storage material 71.
  • the heat storage part 70 includes an inner support member 721 arranged on the accommodation part side, A layer of heat storage material 71 is arranged between the inner support member 721 and the outer support member 722.
  • the heat storage section may be configured to be in contact with the heat diffusion section. Thereby, heat can be efficiently radiated from the heat storage material through the heat diffusion section after heating is completed.
  • FIG. 5 is a schematic side sectional view of a smoking system 110A according to this modification
  • FIG. 6 is a BB sectional view of FIG. 5 showing an end surface perpendicular to the longitudinal direction of the smoking system 110A.
  • a smoking system 110A according to this modification includes a flavor suction device 100A, and the flavor suction device 100A has substantially the same configuration as the flavor suction device 100 of the above-described embodiment. It is different from the suction device 100.
  • the heat diffusion section 74 is in contact with the outer support member 722 and is configured to diffuse the heat of the heat storage material 71 via the outer support member 722.
  • Heat spreader 74 is disposed between outer support member 722 and housing 30 .
  • the heat diffusion section 74 is configured to also contact the housing 30 to diffuse heat.
  • the heat diffusion section 74 is a cylindrical member extending along the central axis AX, and extends toward the base 50 in the longitudinal direction of the flavor inhaler 100.
  • the heat diffusion section 74 extends to the side of the battery 23.
  • the heat diffusion section 74 is preferably longer than the outer support member 722 along the longitudinal direction, but the length of the heat diffusion section 74 is not particularly limited.
  • the heat diffusion section 74 can diffuse heat more efficiently.
  • the heat diffusion section 74 has higher thermal conductivity than the housing 30.
  • the thermal diffusion section 74 is preferably formed of metal such as aluminum.
  • the base portion 50 may be attached to the housing 30 by passing through the heat diffusion portion 74 or may be attached to the heat diffusion portion 74. Note that the position, shape, etc. of the heat diffusion portion 74 are not particularly limited as long as it can contact the outer support member 722 and diffuse heat.
  • the flavor inhaler 100A is arranged inside the housing 30, has higher thermal conductivity than the housing 30, and further includes a heat diffusion section 74 that contacts the outer support member 722. Thereby, after heating is completed, heat can be more efficiently radiated from the heat storage material 71 via the heat diffusion section 74.
  • the inner support member may be arranged integrally with the side wall of the accommodating part, which is the outer wall of the accommodating part.
  • the side wall of the accommodating portion also serves as an inner support member, so that the flavor inhaler can be configured compactly.
  • FIG. 7 is a schematic side cross-section of a smoking system 110B according to this modification.
  • Smoking system 110B includes a flavor inhaler 100B.
  • Flavor aspirator 100B has almost the same configuration as flavor aspirator 100A of the above-mentioned modification 1, but includes accommodating section 42A instead of accommodating section 42 and inner support member 721, and heat diffusion section 74 and outer support member. It differs from the flavor inhaler 100A in that it includes a heat diffusion section 74A instead of 722.
  • the housing portion 42A includes a housing side wall 43A.
  • the accommodating side wall 43A not only accommodates the consumables 10 inside the accommodating side wall 43A, but also supports the heat storage material 71 on its outer surface and functions as an inner support member 721.
  • the accommodating section side wall 43A preferably includes a material such as a resin with low thermal conductivity.
  • the material constituting the storage section side wall 43A is not particularly limited as long as it can withstand heat during suction, accommodate the consumables 10, and support the heat storage material 71.
  • the heat diffusion section 74A extends along the flavor inhaler 100B, and in addition to diffusing heat from the heat storage material 71, it supports the heat storage material 71 on the inner surface and also functions as an outer support member 722. From the viewpoint of efficiently diffusing heat from the heat storage material 71 after heating is completed, the thermal diffusion section 74A is preferably formed of a metal such as aluminum or carbon fiber having high thermal conductivity, but is not limited thereto. Not done. In this way, since the heat diffusion section 74A also serves as the outer support member 722, the flavor inhaler 100B can be configured compactly.
  • the storage part 42A also functions as the inner support member 721
  • the heat diffusion part 74A also functions as the outer support member 722, so that the flavor suction is more compact than when either one is applied. 100B, only one of them may be applied.
  • the smoking system may further include a charger.
  • FIG. 8 is a schematic diagram showing the configuration of a smoking system 110C according to this modification.
  • the smoking system 110C includes a consumable material 10 and a flavor suction system 120.
  • the flavor suction system 120 includes the flavor suction device 100 according to the embodiment described above and a charger 200.
  • Charger 200 includes a charging section 210 and a holding section 220.
  • the charging unit 210 includes a terminal that can be electrically connected to the connecting unit 25 of the flavor inhaler 100, and the terminal is connected to an adapter (not shown) of the charger 200. Charging unit 210 supplies power to battery 23.
  • the holding part 220 holds the flavor inhaler 100 in contact with it.
  • the holding part 220 is in contact with the housing 30 via its flavor inhaler side surface S1.
  • the retainer 220 preferably contacts a surface of the flavor inhaler 100, particularly a surface of the housing 30 located opposite the outer support member 722.
  • the holding unit 220 radiates heat from the heat storage material 71 while holding the flavor inhaler 100 during charging.
  • the holding portion 220 is preferably formed of a metal with high thermal conductivity, such as aluminum.
  • the thermal conductivity of the holding portion 220 at 25° C. is preferably 1 [W/(m ⁇ K)] or more.
  • the holding portion 220 preferably includes a substance having a thermal conductivity of 1 [W/(m ⁇ K)] or more at 25°C.
  • the flavor suction system 120 includes a charger 200 including a holding part 220 that holds the flavor aspirator 100, a charging part 210 that charges the flavor aspirator 100 held in the holding part 220, and a flavor suction system 120.
  • a suction device 100 is provided. Thereby, it is possible to provide a flavor suction system including the rechargeable flavor suction device 100 that can efficiently suppress the transfer of heat from the heating unit 60 to the surface of the flavor suction device 100.
  • the thermal conductivity of the holding part 220 which is the part that contacts the housing 30 of the flavor suction device 100, can be 1 or more at 25°C. This allows the user to charge and radiate heat from the heat storage material 71 at the same time, which is efficient.
  • the positions, shapes, etc. of the charging section 210 and the holding section 220 are not particularly limited as long as a portion of the flavor inhaler 100 whose temperature increases during heating comes into contact with the holding section 220.
  • the PCB 24 which is the control device for the flavor aspirator 100, controls the flavor aspirator 100 so that it cannot be heated for a predetermined period of time when a predetermined number of consumables 10 are continuously heated. good.
  • “continuously” heating the consumables 10 refers to the time from when the heating of the first consumable 10 ends until the start of heating the second consumable 10 (hereinafter referred to as "smoking"). (referred to as an interval) is less than or equal to a predetermined time. This predetermined time may be set to, for example, one minute. Alternatively, it means that the total smoking interval for the predetermined number of consumables 10 is less than or equal to a predetermined time.
  • This predetermined time can be set to 3 minutes, for example.
  • the PCB 24 stores an integer value, and while the consumables 10 are continuously heated, the integer value is incremented by 1 each time one consumable product is heated. If the added integer value exceeds a predetermined number, the PCB 24 controls the heating section 60 so as not to perform heating. By controlling in this way, it is possible to prevent the surface of the flavor inhaler 100 from becoming excessively hot due to continuous suction.
  • the predetermined number is not particularly limited, and may be 5 or less, and 5 is preferable. It is preferable that the predetermined number is determined according to the amount of heat storage material 71 in heat storage section 70 . The larger the amount of heat storage material 71, the larger the predetermined number can be set. Alternatively, it is preferable that the amount of heat storage material 71 is determined according to the predetermined number of heat storage materials 71 set. Thereby, while suppressing the amount of heat storage material 71 required and providing a compact flavor suction device 100, the surface of the flavor suction device 100 can be prevented from becoming hot for the user through control. The above-mentioned predetermined time can be appropriately set based on the time required for heat dissipation.
  • the flavor inhaler 100 may include a temperature sensor for monitoring the temperature of the heat storage section 70.
  • FIG. 9 is a schematic side cross-section of a flavor inhaler 100C of this modification.
  • the flavor inhaler 100C includes a temperature sensor 300.
  • Information or a detection signal about the temperature obtained by the detection by the temperature sensor 300 is input to the PCB 24, which is a control device of the flavor inhaler 100C.
  • the PCB 24 can control heating of the consumable material 10 according to the temperature of the heat storage section 70 detected by the temperature sensor 300. For example, only when the temperature sensor 300 detects that the temperature of the heat storage unit 70 is lower than or equal to a predetermined first temperature, the PCB 24 allows the flavor inhaler 100C to start heating the consumable material 10. control.
  • the temperature sensor 300 detects that the heat storage section 70 has reached the operating point, the temperature sensor 300 detects that the temperature of the heat storage section 70 is equal to or lower than the second temperature, which is lower than the first temperature. Only when this is detected, the PCB 24 controls the flavor inhaler 100C to start heating the consumable material 10. By controlling in this way, heat can be reliably radiated from the heat storage section 70, and the number of consumables 10 that can be continuously smoked using the flavor inhaler 100C can be recovered. The second temperature is appropriately set from this point of view.
  • the PCB 24 can correct the temperature value detected by the temperature sensor 300 using pre-stored data based on theoretical values or experimental values. Therefore, if the temperature of the heat storage unit 70 can be estimated by the PCB 24 using such correction, the temperature sensor 300 can be installed at any location in the flavor inhaler 100C.
  • the flavor inhaler 100C of this modification includes a PCB 24 and a temperature sensor 300, the temperature sensor 300 detects the temperature of the heat storage section 70, and the PCB 24 detects the temperature of the heat storage section 70 when the temperature is below a predetermined temperature or below a predetermined temperature. It can be configured to permit heating of the consumables 10 only in the following cases. Thereby, it is possible to more reliably prevent the surface of the flavor inhaler 100C from becoming excessively hot.

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  • Packages (AREA)

Abstract

Cet inhalateur d'arôme comprend : un boîtier ; un réceptacle qui est disposé à l'intérieur du boîtier, contient un matériau consommable comprenant une substance à fumer et chauffe le matériau consommable par une section de chauffage ; et une partie de stockage de chaleur disposée entre le boîtier et le réceptacle et contenant un matériau de stockage de chaleur, la partie de stockage de chaleur comprenant un élément de support interne disposé sur le côté réceptacle et un élément de support externe disposé sur le côté boîtier, et la couche du matériau de stockage de chaleur étant disposée entre l'élément de support interne et l'élément de support externe.
PCT/JP2022/020953 2022-05-20 2022-05-20 Inhalateur d'arôme, système d'inhalation d'arôme et système à fumer WO2023223543A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2022/020953 WO2023223543A1 (fr) 2022-05-20 2022-05-20 Inhalateur d'arôme, système d'inhalation d'arôme et système à fumer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2022/020953 WO2023223543A1 (fr) 2022-05-20 2022-05-20 Inhalateur d'arôme, système d'inhalation d'arôme et système à fumer

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WO2023223543A1 true WO2023223543A1 (fr) 2023-11-23

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104366697A (zh) * 2014-11-10 2015-02-25 云南中烟工业有限责任公司 一种带有储热部件的吸烟装置和组合式吸烟系统
CN111150115A (zh) * 2020-01-17 2020-05-15 同济大学 余热利用型加热不燃烧卷烟装置
CN211794337U (zh) * 2019-05-16 2020-10-30 厦门蜂涛陶瓷有限公司 非接触式电子烟加热器
CN212393867U (zh) * 2019-12-16 2021-01-26 昆山联滔电子有限公司 气溶胶生成装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104366697A (zh) * 2014-11-10 2015-02-25 云南中烟工业有限责任公司 一种带有储热部件的吸烟装置和组合式吸烟系统
CN211794337U (zh) * 2019-05-16 2020-10-30 厦门蜂涛陶瓷有限公司 非接触式电子烟加热器
CN212393867U (zh) * 2019-12-16 2021-01-26 昆山联滔电子有限公司 气溶胶生成装置
CN111150115A (zh) * 2020-01-17 2020-05-15 同济大学 余热利用型加热不燃烧卷烟装置

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