WO2023050756A1 - Section tabac à chauffage par induction et produit de tabac - Google Patents

Section tabac à chauffage par induction et produit de tabac Download PDF

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Publication number
WO2023050756A1
WO2023050756A1 PCT/CN2022/085405 CN2022085405W WO2023050756A1 WO 2023050756 A1 WO2023050756 A1 WO 2023050756A1 CN 2022085405 W CN2022085405 W CN 2022085405W WO 2023050756 A1 WO2023050756 A1 WO 2023050756A1
Authority
WO
WIPO (PCT)
Prior art keywords
section
tobacco
receptor
segment
induction
Prior art date
Application number
PCT/CN2022/085405
Other languages
English (en)
Chinese (zh)
Inventor
谭健
刘华臣
吴聪
唐良颖
蒋慧昀
黄婷
Original Assignee
湖北中烟工业有限责任公司
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
Priority claimed from CN202122394465.8U external-priority patent/CN215873479U/zh
Priority claimed from CN202111160675.9A external-priority patent/CN113729309A/zh
Application filed by 湖北中烟工业有限责任公司 filed Critical 湖北中烟工业有限责任公司
Publication of WO2023050756A1 publication Critical patent/WO2023050756A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D1/00—Cigars; Cigarettes
    • A24D1/20—Cigarettes specially adapted for simulated smoking devices
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A24F40/46—Shape or structure of electric heating means
    • A24F40/465—Shape or structure of electric heating means specially adapted for induction heating

Definitions

  • the invention relates to the technical field of heated cigarettes, in particular to an induction-heatable tobacco segment and tobacco products.
  • Low-temperature heating cigarettes need to be manually inserted into the heating element to form close contact, and there is a risk of damage to the heating element. After repeated use, the heating element will have vape oil and carbonized tobacco residues, which will affect the smoking experience, so it needs to be cleaned regularly, and there is also a risk of damage to the electric needle during the cleaning process.
  • Patent CN 112189901 A discloses an aerosol-generating article with internal receptors.
  • the article has elongated susceptors disposed generally longitudinally within the strip and in thermal contact with the aerosol-forming substrate, wherein the elongated susceptors comprise an outer layer.
  • the elongated susceptors are shaped as needles, rods or leaves.
  • the patent receptor is placed in the aerosol-forming matrix, but the concentrated heating area is still around the needle-shaped, strip-shaped or leaf-shaped receptor, and the heating is uneven, and the electric needle is easy to break.
  • the present invention provides an induction-heatable tobacco segment and tobacco products.
  • the electromagnetic induction heating technology is used to combine the receptor with the tobacco to form a tobacco segment, and the cigarette can be used by generating an alternating magnetic field
  • the susceptor heats up to realize low-temperature cigarette smoking; there is no need for transitional cleaning of the smoking utensils, and there is no need to consider the breakage of the electric needle; the contact area between the susceptor and the tobacco is large, and the heating effect is better and more uniform.
  • the technical scheme for solving the problem of the present invention is to provide an induction-heatable tobacco section and tobacco products, the rear end of the tobacco section is connected to the front end of the filter section, a receptor is arranged inside the tobacco section, and the receptor
  • the overall structure of the body is a hollow column structure, the receptor is coaxial with the tobacco segment, and the inner and outer ring walls of the receptor are in contact with the smoking material in the tobacco segment, so that the When the susceptor generates heat in the alternating magnetic field, it can heat the smoking material in the inner ring and the outer ring side.
  • annular wall of the receptor divides the tobacco segment into an outer ring part and an inner ring part in the axial direction, and the space volume of the inner ring part accounts for 25%-75% of the volume of the entire tobacco segment.
  • the total amount of space volume of the outer ring part is substantially the same as the total amount of space volume of the inner ring part.
  • the outer ring part is filled with smoking substances; the outer ring part is provided with flavoring substances.
  • the inner ring part is filled with smoking substances and flavoring substances.
  • the receptor includes a first section, a second section, and a separation section, the Curie temperature of the first section is different from that of the second section, and the separation section is placed between the first section and the second section. Between the second segment, and the separation segment does not generate heat in the alternating magnetic field.
  • the front end of the receptor is provided with a sealing plate, the sealing plate is placed at the front end of the tobacco segment, and the diameter of the sealing plate is the same as that of the tobacco segment; the sealing plate is provided with an outer A ring hole and an inner ring hole, the inner ring hole communicates with the inner cavity of the receptor.
  • the heat radiation range of the receptor matches the length of the tobacco section
  • the present invention also provides a tobacco product.
  • the tobacco product is made based on the above induction-heatable tobacco segment.
  • the tobacco product includes a filter segment, a tobacco segment, and outer wrapping paper.
  • the tobacco segments are butted, and wrapped and molded by the outer wrapping paper.
  • the filter section includes a filter stick, a cooling section, and a connecting section
  • the filter stick is located at the rear end of the filter section
  • the front end of the filter stick is docked with the cooling section
  • the cooling section The front end is docked with the rear end of the connecting section
  • the front end of the connecting section is docked with the rear end of the tobacco section.
  • the rear end of the receptor is provided with a docking section, and a plurality of docking pieces are arranged on the docking section along the axial direction of the receptor and around the centerline of the receptor; the center of the connecting section A hollow cavity is opened along the axial direction of the receptor, and the diameter of the receptor is larger than that of the hollow cavity, so that the butt joint can be plugged into the connecting section.
  • the receptor includes a substrate and a coating, and the coating is attached to the substrate; the outer ring of the receptor is provided with a protective layer.
  • the present invention is an induction-heatable tobacco segment and tobacco product, which is different from the current mainstream resistance heating method.
  • the suceptor is placed in a low-temperature cigarette and works in combination with an aerosol generating device that can generate an alternating magnetic field.
  • the suceptor does not need to be connected with
  • the aerosol generating device is electrically connected to solve the problem that the heating element needs to be cleaned and is easily damaged.
  • the receptor is built into the tobacco section in a hollow closed structure, and the axis of the receptor and the tobacco section are placed in concentric circles.
  • the structure of the receptor and the material of the tobacco section forms two contact surfaces inside and outside, heating more evenly, and feeling Compared with needle-shaped, bar-shaped or leaf-shaped receptors, the sensor body is closer to the coil, the induced magnetic field is stronger, and the heating effect is better.
  • tobacco products can be made; after the tobacco product is used in combination with the smoking set, it is no longer necessary to clean the electric needle for the smoking set.
  • the receptors can be synchronized with tobacco as a disposable product; tobacco products can also be recycled, and the receptors inside the tobacco products can be recycled.
  • Fig. 1 is a main body view of an induction-heatable tobacco segment and a tobacco product according to an embodiment of the present invention
  • Fig. 2 is an end view of an induction-heatable tobacco section and a tobacco product according to an embodiment of the present invention
  • FIG. 3 is a structural diagram of an induction-heatable tobacco segment and a receptor of a tobacco product according to an embodiment of the present invention
  • Fig. 4 is a main body view of another induction-heatable tobacco segment and tobacco product provided by an embodiment of the present invention.
  • Fig. 5 is an end view of another induction-heatable tobacco segment and tobacco product provided by an embodiment of the present invention.
  • Fig. 6 is a structural diagram of another induction-heatable tobacco segment and a receptor of a tobacco product provided by an embodiment of the present invention
  • Fig. 7 is an enlarged view of the bottom structure of another induction-heatable tobacco segment and tobacco product provided by an embodiment of the present invention.
  • the present invention proposes a tobacco segment that can be heated by induction, please refer to Fig. 1-Fig.
  • a receptor 7 is provided.
  • the overall structure of the receptor 7 is a hollow column structure.
  • the receptor 7 is coaxial with the tobacco segment 2.
  • the inner and outer ring walls of the receptor 7 are connected to the smoking substance in the tobacco segment 2 The contact enables the receptor 7 to heat the smoking material in the inner ring and the outer ring side when generating heat in the alternating magnetic field.
  • Tobacco products for low-temperature heating cigarettes can be produced based on the above induction-heatable tobacco section 2, and the tobacco products include at least a filter section 1 and a tobacco section 2, and the tobacco products can be smoked through the smoking appliance.
  • the inside of the tobacco segment 1 is provided with a receptor 7, which is suitable for a smoking appliance that can generate an alternating magnetic field.
  • a receptor 7 When the receptor 7 is placed in the activated alternating magnetic field, it can generate heat spontaneously, thereby heating the smoking material around the receptor 7, thereby releasing smoke.
  • the overall structure of the receptor 7 is closed, preferably a hollow cylindrical structure, and other feasible shapes are also acceptable.
  • the effective heating range of the receptor 7 can be determined, and the size of the tobacco segment 2 can be determined accordingly. And it is arranged concentrically with the tobacco segment 2, so that the heat radiation range of the receptor 7 can match the radial direction of the tobacco segment 2. Further, the length of the tobacco segment 2 is also limited by the heat radiation range of the receptor 7.
  • the receptor 7 divides the tobacco section 2 into two parts, that is, the annular wall of the receptor 7 divides the tobacco section 2 into an outer ring part 21 and an inner ring part 22 in the axial direction.
  • the total volume of the space covered by the ring part 21 and the total volume of the space covered by the inner ring part 22 can be the same, so that the amount of smoking material to be heated on both sides of the ring wall of the receptor 7 is basically the same, which is conducive to uniform heating.
  • the size of the tobacco segment 2 should match the heat radiation range of the susceptor 7, so that the heat generation can be evenly distributed based on the tobacco.
  • the space volume of the inner ring portion 22 accounts for 25%-75% of the volume of the entire tobacco section 2.
  • the space volume of the outer ring portion 21 is substantially the same as the space volume of the inner ring portion 22, that is, the space volume of the inner ring portion 22 Account for 50% of the whole tobacco segment 2 volume.
  • volume ratio of the space between the outer ring part 21 and the inner ring part 22 can be designed and adjusted according to the heat radiation range of the receptor 7 .
  • the receptor 7 can be made of one material; it can also be any metal material that is heated by induction until the cigarette smokes, such as alloys such as aluminum alloy, ferrite, stainless steel, or an inductive non-metallic material. Metal materials, MnZn ferrite, etc.
  • the space of the inner ring part 22 can be filled with smoking substances, and the smoking substances can be tobacco flakes, shredded tobacco, herbs Plants and other substances with smoking effect can be evenly filled; at the same time, flavoring substances can be added to the smoking substances in the inner ring part 22.
  • the space of the outer ring part 21 can be filled with smoking substances and flavoring substances.
  • the smoking substance and the flavoring substance can be placed in the tobacco section 2 separately: the flavoring substance is arranged in the outer ring part 22 , and the smoking substance is arranged in the inner ring part 21 .
  • the inner ring part 21 may be a cavity, and the outer ring part 22 is filled with smoking substances.
  • the susceptor 7 can be formed by combining two or more materials with different Curie temperatures, and the different materials are separated by non-inductive heat insulating materials.
  • the receptor 7 made of two materials with different Curie temperatures is taken as an example for illustration: the receptor 7 includes a first section 71, a second section 72, and a separation section 73.
  • the first section 71 and The Curie temperature of the second section 72 is different, and the separation section 73 is a non-inductive heat-insulating material.
  • the separation section 73 is placed between the first section 71 and the second section 72 to block the first section 71 and the second section. The temperature difference between 72.
  • the first segment 71, the second segment 72, and the partition segment 73 can be spliced into a whole by means of sintering, adhesion, mechanical connection and the like.
  • the first section 71 can be made of iron, aluminum alloy, etc.
  • the second section 72 can be made of nickel alloy, etc.
  • the partition section 73 can be made of ceramics, heat-insulating plastic, etc.
  • the susceptor 7 can heat the tobacco section 2 in sections:
  • the second section 72 is firstly heated by induction to consume the smoking substances and flavoring substances corresponding to the inside and outside of the second section 72. After a period of time, the second section 72 ends the induction heating and turns to the first section 71 for induction heating. , consume the corresponding smoking substances and flavoring substances on the inside and outside of the first section 71 , and the partition section 73 is used to prevent mutual heat conduction between the first section 71 and the second section 72 to increase the temperature.
  • the smoking material between the first section 71 and the second section 72 There is heat conduction and heating sequence between the smoking material between the first section 71 and the second section 72. After the smoking material corresponding to the second section 72 is first heated, its heat will be conducted to the corresponding smoking material of the first section 71. Therefore, the first Curie temperature of the first segment 71 can be lower than the second Curie temperature of the second segment 72 to ensure a reasonable distribution of heating temperature.
  • the second section 72 takes the lead in induction heating and quickly raises the temperature to the smoke precipitation temperature, and the induction heating of the first section 71 does not reach the smoke precipitation temperature, and only consumes the corresponding smoke from the inside and outside of the second section 72 After a period of time, the smoking substances and flavoring substances corresponding to the inside and outside of the second section 72 are consumed to a certain extent.
  • the smoking substances and flavoring substances corresponding to the inside and outside of the section 71 can effectively balance the smoking effect of the tobacco section 2 before and after.
  • a sealing plate 74 can be arranged at the front end of the receptor 7, and the sealing plate 74 is placed on the front end of the tobacco segment 2, and the diameter of the sealing plate 74 is the same as that of the tobacco segment 2;
  • the ring hole 741 and the inner ring hole 742 wherein the outer ring hole 741 corresponds to the outer ring portion 21 , and the inner ring hole 742 corresponds to the inner ring portion 22 .
  • the outer ring hole 741 communicates with the space covered by the outer ring part 21, and the inner ring hole 742 communicates with the space covered by the inner ring part 22, so that external air can enter the tobacco section 2 from the outer ring hole 741 and the inner ring hole 742 Inside.
  • the sealing plate 74 is a non-inductive heat insulating material, generally heat insulating plastic, polyether ether ketone and the like.
  • the sealing plate 74 is a circular sheet structure.
  • the apertures of the outer ring hole 741 and the inner ring hole 742 are both small, which can effectively prevent the falling and scattering of the smoking material, and can ensure the smooth flow and unobstructed flow of the smoke.
  • a tobacco product proposed by the present invention is made based on the above-mentioned induction-heatable tobacco section.
  • the tobacco product includes a filter section 1, a tobacco section 2, and an outer packaging paper 9. The front end of the filter section 1 and the tobacco section 2 docking, and wrapping and molding by outer packaging paper 9.
  • the filter tip section 1 and the tobacco section 2 can be fixedly connected, and the outer wrapping paper 9 can include various conventional structures when making cigarettes.
  • the filter section 1 includes a filter rod 3, a cooling section 4, and a connecting section 6.
  • the filter rod 3 is located at the rear end of the filter section 1, the front end of the filter rod 3 is docked with the cooling section 4, and the front end of the cooling section 4 is connected to the The rear end of the section 6 is butted, and the front end of the connecting section 6 is butted with the rear end of the tobacco section 2 .
  • the docking and fixing between the filter tip section 1 and the tobacco section 2 can be done through the receptor 7 in addition to the wrapping paper 9 .
  • the rear end of the receptor 7 is provided with a docking section 75, and a plurality of docking parts 8 are arranged on the docking section 75 along the axial direction of the receptor 7 and around the centerline of the receptor 7;
  • a hollow cavity 5 is opened in the axial direction of the body 7 , and the diameter of the sensing body 7 is larger than that of the hollow cavity 5 , so that the butt joint 8 can be plugged into the connecting section 6 .
  • the butt joint 8 can be a triangular tip structure, and the tip is facing the end face of the connecting section 6 , so that it can be easily inserted into the connecting section 6 .
  • the susceptor 7 can be composed of a substrate and a coating attached to the substrate; the substrate can be made of aluminum alloy or other metals with good thermal conductivity, or non-metallic materials such as ceramics.
  • the coating may include electromagnetic induction materials and infrared induction materials in the form of particles and strips. Coatings can be attached to the substrate by spraying, adhering, laminating, sintering, and the like.
  • a protective layer may be provided on top of the coating.
  • the protective layer can be located on the outer ring of the susceptor 7 and can be made of glass, ceramics and other materials.

Landscapes

  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)

Abstract

L'invention concerne une section tabac à chauffage par induction (2) et un produit de tabac. Une extrémité arrière de la section tabac (2) est reliée à une extrémité avant d'une section bout-filtre (1), un suscepteur (7) est disposé dans la section tabac (2), toute la structure du suscepteur (7) est une structure de colonne creuse, le suscepteur (7) est coaxial à la section tabac (2), et une paroi annulaire interne et une paroi annulaire externe du suscepteur (7) sont en contact avec des substances fumantes dans la section tabac (2), de telle sorte que lorsque le suscepteur (7) génère de la chaleur dans un champ magnétique alternatif, les substances fumantes dans une bague interne et sur un côté bague externe peuvent être chauffées. Le suscepteur (7) est combiné avec du tabac pour former la section tabac (2), et un ensemble à fumer génère le champ magnétique alternatif, de telle sorte que le suscepteur (7) soit chauffé, et qu'une cigarette à basse température soit fumée ; l'ensemble à fumer n'a pas besoin d'être excessivement nettoyé, et le problème de casse d'une aiguille électrique n'a pas besoin d'être considéré ; et la zone de contact entre le suscepteur (7) et le tabac est grand, et un effet de chauffage est relativement bon et plus uniforme.
PCT/CN2022/085405 2021-09-30 2022-04-06 Section tabac à chauffage par induction et produit de tabac WO2023050756A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN202122394465.8 2021-09-30
CN202122394465.8U CN215873479U (zh) 2021-09-30 2021-09-30 一种可感应加热的烟草段及烟草制品
CN202111160675.9A CN113729309A (zh) 2021-09-30 2021-09-30 一种可感应加热的烟草段及烟草制品
CN202111160675.9 2021-09-30

Publications (1)

Publication Number Publication Date
WO2023050756A1 true WO2023050756A1 (fr) 2023-04-06

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PCT/CN2022/085405 WO2023050756A1 (fr) 2021-09-30 2022-04-06 Section tabac à chauffage par induction et produit de tabac

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WO (1) WO2023050756A1 (fr)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104095293A (zh) * 2014-07-28 2014-10-15 川渝中烟工业有限责任公司 用于加热不燃烧卷烟的电磁加热型抽吸装置
CN204091003U (zh) * 2014-07-18 2015-01-14 云南中烟工业有限责任公司 一种利用电磁感应进行加热的烟具
CN108348004A (zh) * 2015-10-22 2018-07-31 菲利普莫里斯生产公司 气溶胶生成制品和其方法；气溶胶生成装置和系统
CN109349682A (zh) * 2018-11-20 2019-02-19 云南中烟工业有限责任公司 一种用于加热不燃烧卷烟的烟支
CN110403233A (zh) * 2018-04-26 2019-11-05 湖南中烟工业有限责任公司 一种可感应加热的烟草结构及烟支
WO2020009420A1 (fr) * 2018-07-05 2020-01-09 주식회사 케이티앤지 Cigarette
CN111053301A (zh) * 2020-01-10 2020-04-24 深圳市锐丽科技有限公司 基于电磁感应涡流加热的电子烟雾化器及电子烟
CN113729309A (zh) * 2021-09-30 2021-12-03 湖北中烟工业有限责任公司 一种可感应加热的烟草段及烟草制品
CN215873479U (zh) * 2021-09-30 2022-02-22 湖北中烟工业有限责任公司 一种可感应加热的烟草段及烟草制品

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204091003U (zh) * 2014-07-18 2015-01-14 云南中烟工业有限责任公司 一种利用电磁感应进行加热的烟具
CN104095293A (zh) * 2014-07-28 2014-10-15 川渝中烟工业有限责任公司 用于加热不燃烧卷烟的电磁加热型抽吸装置
CN108348004A (zh) * 2015-10-22 2018-07-31 菲利普莫里斯生产公司 气溶胶生成制品和其方法；气溶胶生成装置和系统
CN110403233A (zh) * 2018-04-26 2019-11-05 湖南中烟工业有限责任公司 一种可感应加热的烟草结构及烟支
WO2020009420A1 (fr) * 2018-07-05 2020-01-09 주식회사 케이티앤지 Cigarette
CN109349682A (zh) * 2018-11-20 2019-02-19 云南中烟工业有限责任公司 一种用于加热不燃烧卷烟的烟支
CN111053301A (zh) * 2020-01-10 2020-04-24 深圳市锐丽科技有限公司 基于电磁感应涡流加热的电子烟雾化器及电子烟
CN113729309A (zh) * 2021-09-30 2021-12-03 湖北中烟工业有限责任公司 一种可感应加热的烟草段及烟草制品
CN215873479U (zh) * 2021-09-30 2022-02-22 湖北中烟工业有限责任公司 一种可感应加热的烟草段及烟草制品

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