WO2021213303A1 - Dispositif de chauffage et ensemble à fumer à chauffage à sans combustion - Google Patents

Dispositif de chauffage et ensemble à fumer à chauffage à sans combustion Download PDF

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Publication number
WO2021213303A1
WO2021213303A1 PCT/CN2021/088030 CN2021088030W WO2021213303A1 WO 2021213303 A1 WO2021213303 A1 WO 2021213303A1 CN 2021088030 W CN2021088030 W CN 2021088030W WO 2021213303 A1 WO2021213303 A1 WO 2021213303A1
Authority
WO
WIPO (PCT)
Prior art keywords
base
temperature measuring
heater
heater according
heat
Prior art date
Application number
PCT/CN2021/088030
Other languages
English (en)
Chinese (zh)
Inventor
刘华臣
李丹
陈义坤
柯炜昌
刘冰
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
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 WO2021213303A1 publication Critical patent/WO2021213303A1/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
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A24F40/46—Shape or structure of electric heating means

Definitions

  • This application relates to the technical field of smoking appliances, and in particular to a heater and a heating non-combustion smoking appliance.
  • Ceramic heating sheets are usually used in heating non-combustion smoking sets to heat the tobacco.
  • the ceramic heating plate has low mechanical strength and is prone to breakage during the use of heating and non-burning smoking sets. There is a need for a heater with higher mechanical strength suitable for heating non-burning smoking articles.
  • This application provides a heater and a heating and non-burning smoking device to solve the technical problem of low mechanical strength of the heater.
  • an embodiment of the present application provides a heater, including: a first base and a heat generating structure fixed on the upper surface of the first base, the heat generating structure and the first base enclose a hollow structure;
  • the heating structure includes a thermally conductive layer, an insulating layer located inside the thermally conductive layer, and a conductive heating element on the inner surface of the insulating layer; the conductive heating element is electrically connected to the electrode structure penetrating the first base .
  • the material of the thermally conductive layer includes: metal or alloy.
  • the material of the insulating layer includes at least one of glass, ceramic, filled thermally conductive polymer material, or quartz.
  • the material of the conductive heating element includes: at least one of metal, alloy, carbide, nitride, molybdenum disilicide, and heating metal slurry.
  • the conductive heating element is in a threaded shape, with an opening direction alternately facing the first base and a bending line away from the first base, and any one of a U-shaped opening facing the first base .
  • a temperature measuring socket is provided on the first base, and the temperature measuring socket is opposite to the hollow area.
  • the heater further includes a second base and a temperature measuring element fixed on the second base, the temperature measuring element is located in the hollow area, and the second base is fixed on the temperature measuring element.
  • the temperature measuring element is electrically connected with the electrode structure penetrating the second base.
  • the heater further includes a temperature measuring element, the temperature measuring element is located in the hollow area, and the temperature measuring element is electrically connected to an electrode structure penetrating the first base.
  • the temperature measuring element includes a thermocouple, a thermal resistor, or a thermistor.
  • the outer surface of the heat generating structure is in one of a needle shape, a sheet shape, a column shape, and a top chamfered column shape extending in a direction away from the upper surface.
  • an embodiment of the present application provides a heat-not-burn smoking appliance, including the heater of the first aspect.
  • the conductive heating element is attached to the inner surface of the insulating layer, the outermost thermal conductive layer can be made of relatively hard thermal conductive material, and the conductive heating element is affected by the insulating layer and the thermal conductive layer.
  • the double protection of the conductive heating element has high mechanical stability.
  • Fig. 1 is a cross-sectional view of a heater according to an embodiment of the application.
  • Fig. 2 is a bottom view of the heater shown in Fig. 1;
  • Fig. 3 is a three-dimensional structure diagram of a conductive heating element in the heater shown in Fig. 1.
  • Fig. 4 is an expanded view of another conductive heating element in the heater shown in Fig. 1.
  • Fig. 5 is a cross-sectional view of another heater according to an embodiment of the application.
  • Fig. 6 is a bottom view of the heater shown in Fig. 5.
  • FIG. 7 is a schematic diagram of the structure of the second base and the temperature measuring element according to an embodiment of the application.
  • FIG. 8 is a schematic diagram of the structure of the heat-not-burn smoking appliance according to an embodiment of the application.
  • the embodiment of the present application provides a heater, including: a first base 1 and a heating structure 2 fixed on the upper surface of the first base 1, the heating structure 2 and the first base 1 enclose Hollow structure; the heating structure 2 includes a thermally conductive layer 21, an insulating layer 22 located inside the thermally conductive layer 21, and a conductive heating element 23 on the inner surface of the insulating layer 22; a conductive heating element 23 and an electrode structure 1a penetrating the first base 1 Electric connection.
  • the insulating layer 22 wraps the conductive heating element 23 to realize the insulation of the conductive heating element 23 from the outside and the first protection of the conductive heating element 23. At the same time, the insulating layer 22 should have good thermal conductivity, so as to quickly dissipate the heat generated by the conductive heating element 23.
  • the optional material of the insulating layer 22 includes at least one of glass, ceramic, filled thermally conductive polymer material, or quartz.
  • the thermal conductive layer 21 is located outside the insulating layer 22, and should have a better thermal conductivity than the insulating layer 22, so as to dissipate heat faster.
  • the structure of the thermal conductive layer 21 should be relatively strong, so as to provide further mechanical protection for the insulating layer 22 and the conductive heating element 23 in the thermal conductive layer 21.
  • the material of the heat-conducting layer 21 can be metal or alloy.
  • the conductive heating element 23 should be easily fabricated on the inner surface of the insulating layer 22.
  • the optional material of the conductive heating element 23 includes at least one of metal, alloy, carbide, nitride, molybdenum disilicide, and heating metal paste.
  • the driving circuit 4 provides driving power to the conductive heating element 23 through the electrode structure 1a.
  • the mechanical stability of the heating element is better.
  • the material of the base part (including the first base 1 and the second base 7 described later) needs to have good heat insulation performance, and this part needs to block the heat inside the heater to prevent the heat from escaping from below.
  • the base part can be matched with the internal structure of the heating device, so as to achieve the purpose of fixing the heater.
  • the part of the base part in contact with the heat conducting layer 21 should be sealed to prevent smoke from entering the heater.
  • the bottom surface of the base is inlaid with positive and negative electrodes (that is, the two electrode structures 1a in Figures 1 and 2).
  • the terminals are connected together, and the external terminals of the positive and negative electrodes are connected to the driving circuit 4 together.
  • the positive and negative poles can be in the form of a socket, a thimble connector, or directly in the form of two wires.
  • the conductive heating element 23 has a threaded shape.
  • the opening direction alternately faces the bending line of the first base 1 and away from the first base 1.
  • the conductive heating element 23 may also be U-shaped with an opening facing the first base 1. Those skilled in the art can flexibly set the shape of the conductive heating element 23 according to actual needs.
  • the inner surface of the insulating layer 22 encloses a certain space. After attaching the conductive heating element 23, there will still be a certain space. This space can be used to place the temperature measuring element 3.
  • the temperature measuring element 3 is close to the conductive heating body 23, and the temperature of the conductive heating body 23 can be accurately measured. Knowing the temperature of the conductive heating element 23 can control the temperature of the conductive heating element 23 more accurately. Even if the temperature coefficient of resistance of the conductive heating element 23 has a large deviation, the output power of the driving circuit 4 can be adjusted more accurately, so that the temperature of the conductive heating element 23 can be controlled at a desired temperature. It avoids the deviation of the heating properties of the conductive heating element 23 from causing the deviation of the heating performance of the final heating and non-combustion smoking device, which also ensures the consistency of the taste of the smoke produced by the final tobacco.
  • the following is an implementation manner of placing the temperature measuring element 3 in the hollow area 100.
  • the first base 1 is provided with a temperature measuring socket 1 b, and the temperature measuring socket 1 b is opposite to the hollow area 100.
  • the temperature measuring socket 1b is a through hole.
  • the heater also includes a second base 7 and a temperature measuring element 3 fixed on the second base 7.
  • the temperature measuring element 3 is located in the hollow area 100, and the second base 7 is fixed on In the temperature measuring socket 1b, the temperature measuring element 3 is electrically connected to the electrode structure 1a penetrating the second base 7.
  • the following is another implementation manner of placing the temperature measuring element 3 in the hollow area 100.
  • the heater further includes a temperature measuring element 3, the temperature measuring element 3 is located in the hollow area 100, and the temperature measuring element 3 is electrically connected to the electrode structure 1 a penetrating the first base 1.
  • the first base 1 does not have a temperature measuring socket 1b.
  • the electrode structure 1a connected to the temperature measuring element 3 and the temperature measuring element 3 connected to the conductive heating element 23 are both connected to the external driving circuit 4 through the electrode structure 1a that penetrates the first substrate.
  • the driving circuit 4 should be able to read the electrical signal generated by the temperature measuring element 3.
  • the temperature measuring element 3 includes a thermocouple or a thermal resistance or a thermistor.
  • the shape of the heating structure 2 should be suitable for being inserted into the tobacco.
  • the outer surface of the heating structure 2 has a needle shape, a sheet shape, a column shape, and a top chamfered column shape extending in a direction away from the upper surface.
  • the outer edge of the heating element is cylindrical, and its cross-section can be round, polygonal and other shapes.
  • an embodiment of the present application also provides a heat-not-burn smoking device, including the aforementioned heater.
  • FIG. 8 also shows the driving circuit 4, the battery 5, and the housing 6 connected to the heater.
  • the stability of the heater is higher.
  • the heat-not-burn smoking device can accurately control the temperature of the conductive heating body. So as to provide users with a more stable taste experience.

Abstract

L'invention concerne un dispositif de chauffage et un ensemble à fumer à chauffage sans combustion. Le dispositif de chauffage comprend une première base (1) et une structure de chauffage (2) fixée à la surface supérieure de la première base (1). Une structure creuse (100) est définie par la structure de chauffage (2) et la première base (1). La structure de chauffage (2) comprend une couche thermoconductrice (21), une couche isolante (22) située sur le côté interne de la couche thermoconductrice (21), et un corps chauffant conducteur (23) sur la surface interne de la couche isolante (22). Le corps chauffant conducteur (23) est électriquement connecté à une structure d'électrode (1a) pénétrant dans la première base (1).
PCT/CN2021/088030 2020-04-23 2021-04-19 Dispositif de chauffage et ensemble à fumer à chauffage à sans combustion WO2021213303A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202010325561.4 2020-04-23
CN202010325561.4A CN112369708A (zh) 2020-04-23 2020-04-23 加热器和加热不燃烧烟具

Publications (1)

Publication Number Publication Date
WO2021213303A1 true WO2021213303A1 (fr) 2021-10-28

Family

ID=74586340

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2021/088030 WO2021213303A1 (fr) 2020-04-23 2021-04-19 Dispositif de chauffage et ensemble à fumer à chauffage à sans combustion

Country Status (2)

Country Link
CN (1) CN112369708A (fr)
WO (1) WO2021213303A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112369708A (zh) * 2020-04-23 2021-02-19 湖北中烟工业有限责任公司 加热器和加热不燃烧烟具
CN113892693A (zh) * 2021-10-09 2022-01-07 广东中烟工业有限责任公司 一种电磁加热针及具有其的加热卷烟器具

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CN210275908U (zh) * 2018-10-30 2020-04-10 珠海惠友电子有限公司 一种加热棒体及加热组件
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CN112369708A (zh) * 2020-04-23 2021-02-19 湖北中烟工业有限责任公司 加热器和加热不燃烧烟具
CN112369719A (zh) * 2020-10-28 2021-02-19 深圳市吉迩科技有限公司 发热组件及其制作方法和气溶胶产生装置
CN212678372U (zh) * 2020-04-23 2021-03-12 湖北中烟工业有限责任公司 加热器和加热不燃烧烟具

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102060691B1 (ko) * 2011-09-06 2020-02-11 브리티시 아메리칸 토바코 (인베스트먼츠) 리미티드 가열식 흡연가능 재료
CN109386955A (zh) * 2017-08-04 2019-02-26 淄博环能海臣环保技术服务有限公司 设有绝缘套管导流循环电绝缘放热面阻垢安全电加热器
CN210275908U (zh) * 2018-10-30 2020-04-10 珠海惠友电子有限公司 一种加热棒体及加热组件
CN209995364U (zh) * 2018-12-13 2020-01-31 湖南中烟工业有限责任公司 发热体及其应用的低温烟具
CN209931506U (zh) * 2019-04-02 2020-01-14 惠州市沛格斯科技有限公司 发热组件
CN110200333A (zh) * 2019-07-22 2019-09-06 雷苗苗 发热装置及电子烟
CN211268662U (zh) * 2019-10-25 2020-08-18 湖南思佳新金电子科技有限公司 一种加热不燃烧烟具发热体
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CN212678372U (zh) * 2020-04-23 2021-03-12 湖北中烟工业有限责任公司 加热器和加热不燃烧烟具
CN112369719A (zh) * 2020-10-28 2021-02-19 深圳市吉迩科技有限公司 发热组件及其制作方法和气溶胶产生装置

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