WO2023279251A1 - Cigarette à chauffage sans combustion et son dispositif de chauffage - Google Patents

Cigarette à chauffage sans combustion et son dispositif de chauffage Download PDF

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Publication number
WO2023279251A1
WO2023279251A1 PCT/CN2021/104638 CN2021104638W WO2023279251A1 WO 2023279251 A1 WO2023279251 A1 WO 2023279251A1 CN 2021104638 W CN2021104638 W CN 2021104638W WO 2023279251 A1 WO2023279251 A1 WO 2023279251A1
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WO
WIPO (PCT)
Prior art keywords
heat
heating
heat conduction
container
heating device
Prior art date
Application number
PCT/CN2021/104638
Other languages
English (en)
Chinese (zh)
Inventor
王向辉
于久江
郑少坚
Original Assignee
凡品思(深圳)科技有限公司
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
Application filed by 凡品思(深圳)科技有限公司 filed Critical 凡品思(深圳)科技有限公司
Priority to PCT/CN2021/104638 priority Critical patent/WO2023279251A1/fr
Publication of WO2023279251A1 publication Critical patent/WO2023279251A1/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

Definitions

  • the application belongs to the technical field of heat-not-burn cigarettes, and in particular relates to a heat-not-burn cigarette and a heating device thereof.
  • the smoke formed by the burning of shredded tobacco contains tar, carbon monoxide, nicotine, tobacco-specific nitrosamines, condensed aromatic hydrocarbons, hydrocyanic acid and other toxic and harmful substances.
  • tar is a mixture of several substances, which will be concentrated into a viscous carcinogen in the lungs.
  • Carbon monoxide is produced by the incomplete combustion of shredded tobacco, which can reduce the ability of red blood cells to transport oxygen to the whole body, and has great harm to the human body. When people smoke smoke for a long time, it may cause various diseases and hazards.
  • a heating rod is arranged in the heat-not-burn cigarette, and the heating rod is inserted into the cigarette, and the shredded tobacco of the cigarette is heated and roasted by the heating rod without burning the shredded tobacco to form smoke. Therefore, heating non-burning tobacco can greatly reduce or even avoid the production of tar and carbon monoxide, so that consumers can obtain satisfaction while reducing the harm to the body and reducing the pollution of smoke to the environment. Therefore, under the background of advocating environmental protection and health preservation, heat-not-burn cigarettes are very popular among consumers.
  • the existing heating rods are usually processed by printing heating wires on ceramic rods.
  • the inventors found that the overall heat generation of this heating rod is uneven, and the heat loss is relatively large, and a relatively high power is required to realize the heating of cigarettes to form smoke.
  • the technical problem to be solved in this application is to provide a heating device for heating non-burning cigarettes and its heating device for the problem of uneven heat generation and large heat loss in existing heating devices for heating non-burning cigarettes.
  • a heating device for heating non-burning cigarettes which is used to heat and not burn cigarettes. It includes a casing, a base and a heating rod. The two ends of the casing are open, The base is fixed at an opening at one end of the casing, the heating rod includes a heat conducting container, a heat conducting medium and a heating element, the heat conducting container is arranged in the casing, and one end of the heat conducting container is fixed on the base Above, the heat-generating element is fixed in the heat-conducting container, and the space between the heat-conducting container and the heat-generating element is filled with the heat-conducting medium.
  • the heat conduction container includes a heat conduction tube with an open end and a sealing member for sealing the open end of the heat conduction tube, the heating element is fixed in the heat conduction tube, and the open end of the heat conduction tube is fixed on on the base.
  • the heating rod further includes an insulator arranged in the heat conduction container, one end of the insulator is fixedly connected to the heat conduction container, and the heating element is fixed on the insulator , the space between the heat conduction container, the insulating element and the heating element is filled with the heat conduction medium.
  • the insulating member is an insulating rod, the insulating rod is inserted into the heat pipe, and one end of the insulating rod is passed through the sealing member; the heating member is a heating wire , the heating wire is wound on the insulating rod.
  • the insulating rod is a cylindrical rod
  • the heat-conducting pipe is a cylindrical pipe
  • the insulating rod is coaxially arranged with the heat-conducting pipe.
  • the insulating member is a plurality of positioning protrusions arranged on the inner wall of the heat conduction container, and the plurality of positioning protrusions are arranged at intervals;
  • the heating element is a heating wire, and the heating The wire is sequentially wound on a plurality of positioning protrusions.
  • the heating element is arranged at intervals from the heat pipe.
  • the heat-conducting medium is a liquid heat-conducting medium.
  • the heat-conducting medium is a pasty heat-conducting medium.
  • the heat-conducting medium is a sand-like heat-conducting medium.
  • the end of the heat pipe opposite to its open end is configured as a tapered end.
  • the tapered end is a solid tapered end.
  • the central axis of the heat pipe coincides with the central axis of the housing.
  • the embodiment of the present application also provides a heat-not-burn cigarette, which includes a cigarette and the heating device as described in any one of the above technical solutions, the cigarette is inserted in the housing opposite to the base In the open end, the heating rod is inserted in the cigarette, and the heating rod is used for heating and roasting the cigarette.
  • a heat-conducting container is arranged in the casing, the heating element is fixed in the heat-conducting container, and the space between the heat-conducting container and the heating element is filled with a heat-conducting medium, and the cigarette is removed from the The open end of the casing opposite to the base is inserted, and the heat conduction container is embedded in the cigarette; thus, the heat emitted by the heating element is conducted to the heat conduction container through the heat conduction medium, so that the heat conduction container heats and roasts the cigarette to generate smoke.
  • the heat emitted by the heating element can be better and more evenly transmitted to the heat conducting container through the heat conducting medium, so that the overall heating of the heat conducting container is uniform, and the heating rod is improved.
  • Excellent thermal conductivity reduces heat loss and enables cigarettes to be heated at low power.
  • Fig. 1 is a schematic structural view of a heating device provided by an embodiment of the present application
  • Fig. 2 is a schematic structural diagram of a heating device provided by another embodiment of the present application.
  • the heating device for heating non-burning cigarettes provided by the embodiment of the present application is used to heat and not burn cigarettes.
  • the heating rod 3 Fixed at the opening of one end of the shell 1; the heating rod 3 includes a heat conducting container, a heat conducting medium 32 and a heating element 34, the heat conducting container is arranged in the shell 1, and one end of the heat conducting container is fixed on the base 2, and the heating element 34 is fixed on the heat conducting container Inside, the space between the heat conduction container and the heating element 34 is filled with heat conduction medium 32 .
  • a heat conducting container is arranged in the casing 1, the heating element 34 is fixed in the heat conducting container, and the heat conducting medium 32 is filled between the heat conducting container and the heating element 34,
  • the cigarette is inserted from the open end of the shell 1 opposite to the base 2, and the heat conduction container is embedded in the cigarette; thus, the heat emitted by the heating element 34 is conducted to the heat conduction container through the heat conduction medium 32, so that the heat conduction container heats and bakes the cigarette to produce smoke.
  • the heat emitted by the heating element 34 can be better and more evenly transmitted to the heat-conducting container through the heat-conducting medium 32, so that the overall heating of the heat-conducting container is uniform, improving The thermal conductivity of the heating rod 3 is improved, heat loss is reduced, and cigarettes are heated at low power.
  • the heat conduction container includes a heat conduction tube 31 with an open end and a seal 35 sealing the open end of the heat conduction tube 31 , the heating element 34 is fixed in the heat conduction tube 31 , and the open end of the heat conduction tube 31 is fixed on base 2.
  • the heat pipe 31 and the sealing member 35 Through the cooperation of the heat pipe 31 and the sealing member 35 , the airtightness of the space inside the heat pipe 31 is improved, the heating element 34 is conveniently fixed in the heat pipe 31 , and the heat conduction medium 32 is conveniently filled into the heat pipe 31 .
  • the terminal of the heating element 34 passes through the sealing member 35 for connecting with the power supply device.
  • the terminal of the heating element 34 passes through the sealing member 35 and is connected to the power supply device, which has a simple structure and is convenient for connection.
  • the heating device further includes a conductive part embedded on the sealing part, and the conductive part is used for connecting the heating part and the power supply device.
  • the conductive part is arranged to facilitate the connection between the heating part and the power supply device, which is beneficial to ensure the stability of the electrical connection.
  • the heating element 34 and the heat pipe 31 are arranged at intervals; so that the heat conduction between the heating element 34 and the heat pipe 31 can only be conducted through the heat conduction medium 32, which is conducive to improving the uniformity of heat conduction, so that The overall heating of the heat pipe 31 is even, so that when the heating element 34 is in direct contact with the heat pipe 31, the overall heat of the heat pipe 31 is not uniform, so as to prevent the heating quality of the cigarette from being affected.
  • the heating rod 3 further includes an insulator 33 disposed in the heat conduction container, one end of the insulator 33 is fixedly connected to the heat conduction container, and the heating element 34 is fixed on the insulator 33 , The space between the heat conduction container, the insulating element 33 and the heating element 34 is filled with the heat conduction medium 32 .
  • the insulator 33 it is convenient to fix and install the heating element 34, and prevent the heating element 34 from contacting itself to cause a short circuit.
  • the insulator 33 is an insulating rod 331, the insulating rod 331 is inserted in the heat pipe 31, and one end of the insulating rod 331 is passed through the sealing member 35; the heating element 34 is a heating wire , the heating wire is wound on the insulating rod 331 .
  • the insulating rod 331 has high strength, is not easily deformed, has a simple structure, and is convenient for processing and installation.
  • the insulating rod 331 is a cylindrical rod
  • the heat pipe 31 is a cylindrical pipe
  • the insulating rod 331 and the heat pipe 31 are arranged coaxially. make the distance between the heating wire and the tube wall of the heat pipe 31 the same, which is conducive to more uniform heat conduction, prevents uneven heating of the heat pipe 31, and uniform heat generation of the heat pipe 31 can realize heating and baking of cigarettes at a lower power to form smoke .
  • the insulator 33 is a plurality of positioning protrusions 332 arranged on the inner wall of the heat-conducting container, and the plurality of positioning protrusions 332 are arranged at intervals;
  • the heating element 34 is a heating wire, and the heating wires are arranged in turn Winding around a plurality of positioning protrusions 332 . It is beneficial to increase the contact area between the heating wire and the heat conduction medium 32 and improve the heat conduction efficiency.
  • the heat conduction medium 32 is a liquid heat conduction medium 32 .
  • the liquid heat conduction medium 32 has good fluidity and heat conduction, can fully fill the gap between the heat conduction tube 31 and the heating element 34, prevents the gap between the heat conduction pipe 31 and the heat generating element 34, and is beneficial to reduce heat loss.
  • the heat conduction medium 32 is a pasty heat conduction medium 32 .
  • the paste-like heat-conducting medium 32 is finer and can fully fill the gap between the heat-conducting pipe 31 and the heating element 34, preventing the gap between the heat-conducting pipe 31 and the heating element 34, which is beneficial to reduce heat loss.
  • the heat conduction medium 32 can be made of heat conduction resin.
  • the thermal conductivity of the thermally conductive resin is relatively high, which is conducive to better and faster conduction of the heat emitted by the heating element 34 to the heat pipe 31 to reduce heat loss.
  • the heat conduction medium 32 is sand-like heat conduction medium 32 .
  • the particles of the sand-like heat-conducting medium 32 are small, and can fill more and better between the heat-conducting pipe 31 and the heating element 34, reducing the gap between the heat-conducting pipe 31 and the heating element 34, which is beneficial to reducing heat loss.
  • the heat conduction medium 32 can be magnesium oxide.
  • Magnesium oxide has good thermal conductivity and is odorless and non-toxic, which is beneficial to reduce heat loss and will not affect the taste of smoke smoked by users.
  • an end of the heat pipe 31 opposite to its open end is configured as a tapered end 311 .
  • the tapered end 311 acts as a guide, and the heat pipe 31 is more easily inserted into the cigarette, and the operation is more convenient and fast.
  • the tapered end 311 is a solid tapered end 311 .
  • the strength of the tapered end 311 is improved, so that the tapered end 311 can be inserted into the cigarette faster and better, and the deformation of the tapered end 311 is prevented.
  • the central axis of the heat pipe 31 coincides with the central axis of the casing 1 .
  • the heat pipe 31 can be inserted on the central axis of the cigarette, which is beneficial for the heat pipe 31 to heat and roast the cigarette.
  • the embodiment of the present application also provides a heat-not-burn cigarette, including a cigarette and the heating device as mentioned in any of the above-mentioned embodiments, the cigarette is inserted in the open end of the housing opposite to the base, and the heating rod Inserted in the cigarette, the heating rod is used for heating and curing the cigarette.

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  • Resistance Heating (AREA)

Abstract

L'invention concerne une cigarette à chauffage sans combustion et son dispositif de chauffage. Le dispositif de chauffage comprend un boîtier (1), une base (2) et une tige de chauffage (3). Deux extrémités du boîtier (1) sont ouvertes. La base (2) est fixée au niveau d'une ouverture située à une extrémité du boîtier (1). La tige de chauffage (3) comprend un contenant de conduction thermique, un milieu de conduction thermique (32) et un élément chauffant (34). Le contenant de conduction thermique est disposé à l'intérieur du boîtier (1), une extrémité du contenant de conduction thermique est fixée sur la base (2), l'élément de chauffage (34) est fixé dans le contenant de conduction thermique, et le milieu de conduction thermique (32) est rempli entre le contenant de conduction thermique et l'élément chauffant (34). Au moyen du dispositif de chauffage, la chaleur rayonnée par l'élément chauffant (34) peut être guidée de manière plus efficace et uniforme vers le contenant de conduction thermique au moyen du milieu de conduction thermique (32), de telle sorte que l'ensemble du contenant de conduction thermique chauffe de manière uniforme, et la conductivité thermique de la tige de chauffage (3) est améliorée, ce qui permet de réduire la perte de chaleur et d'assurer le chauffage d'une cigarette à faible puissance.
PCT/CN2021/104638 2021-07-06 2021-07-06 Cigarette à chauffage sans combustion et son dispositif de chauffage WO2023279251A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2021/104638 WO2023279251A1 (fr) 2021-07-06 2021-07-06 Cigarette à chauffage sans combustion et son dispositif de chauffage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2021/104638 WO2023279251A1 (fr) 2021-07-06 2021-07-06 Cigarette à chauffage sans combustion et son dispositif de chauffage

Publications (1)

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WO2023279251A1 true WO2023279251A1 (fr) 2023-01-12

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Application Number Title Priority Date Filing Date
PCT/CN2021/104638 WO2023279251A1 (fr) 2021-07-06 2021-07-06 Cigarette à chauffage sans combustion et son dispositif de chauffage

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WO (1) WO2023279251A1 (fr)

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN209788480U (zh) * 2019-01-26 2019-12-17 深圳市合元科技有限公司 烟支加热组件及电加热吸烟装置
US20200008475A1 (en) * 2017-04-20 2020-01-09 Ald Group Limited Pot structure of electronic cigarette for baking tobacco
CN110893013A (zh) * 2018-09-07 2020-03-20 深圳市赛尔美电子科技有限公司 加热装置及设有其的电子烟
CN111657557A (zh) * 2020-05-19 2020-09-15 深圳市华诚达精密工业有限公司 加热装置及其制造方法、加热不燃烧烟具
CN111759012A (zh) * 2020-05-15 2020-10-13 深圳市劲嘉科技有限公司 一种加热不燃烧烟具及其发热装置
CN212212687U (zh) * 2020-01-20 2020-12-25 青岛颐中科技有限公司 加热不燃烧烟具
CN212325392U (zh) * 2020-05-19 2021-01-12 深圳市华诚达精密工业有限公司 加热装置及加热不燃烧烟具
CN212414749U (zh) * 2020-09-17 2021-01-29 湖南中烟工业有限责任公司 加热元件及具有该加热元件的低温烟具
CN212545565U (zh) * 2020-09-17 2021-02-19 湖南中烟工业有限责任公司 组合型发热体及低温烟具
CN112931975A (zh) * 2021-03-29 2021-06-11 四川三联新材料有限公司 一种加热卷烟用金属针式发热体

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200008475A1 (en) * 2017-04-20 2020-01-09 Ald Group Limited Pot structure of electronic cigarette for baking tobacco
CN110893013A (zh) * 2018-09-07 2020-03-20 深圳市赛尔美电子科技有限公司 加热装置及设有其的电子烟
CN209788480U (zh) * 2019-01-26 2019-12-17 深圳市合元科技有限公司 烟支加热组件及电加热吸烟装置
CN212212687U (zh) * 2020-01-20 2020-12-25 青岛颐中科技有限公司 加热不燃烧烟具
CN111759012A (zh) * 2020-05-15 2020-10-13 深圳市劲嘉科技有限公司 一种加热不燃烧烟具及其发热装置
CN111657557A (zh) * 2020-05-19 2020-09-15 深圳市华诚达精密工业有限公司 加热装置及其制造方法、加热不燃烧烟具
CN212325392U (zh) * 2020-05-19 2021-01-12 深圳市华诚达精密工业有限公司 加热装置及加热不燃烧烟具
CN212414749U (zh) * 2020-09-17 2021-01-29 湖南中烟工业有限责任公司 加热元件及具有该加热元件的低温烟具
CN212545565U (zh) * 2020-09-17 2021-02-19 湖南中烟工业有限责任公司 组合型发热体及低温烟具
CN112931975A (zh) * 2021-03-29 2021-06-11 四川三联新材料有限公司 一种加热卷烟用金属针式发热体

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