WO2021142939A1 - Élément chauffant stéréoscopique et ensemble à fumer pour cigarette à chauffage sans combustion comprenant celui-ci - Google Patents

Élément chauffant stéréoscopique et ensemble à fumer pour cigarette à chauffage sans combustion comprenant celui-ci Download PDF

Info

Publication number
WO2021142939A1
WO2021142939A1 PCT/CN2020/081124 CN2020081124W WO2021142939A1 WO 2021142939 A1 WO2021142939 A1 WO 2021142939A1 CN 2020081124 W CN2020081124 W CN 2020081124W WO 2021142939 A1 WO2021142939 A1 WO 2021142939A1
Authority
WO
WIPO (PCT)
Prior art keywords
heating element
heating
substrate
dimensional
substrates
Prior art date
Application number
PCT/CN2020/081124
Other languages
English (en)
Chinese (zh)
Inventor
张霞
李寿波
李廷华
尤俊衡
洪鎏
赵伟
巩效伟
韩熠
朱东来
陈永宽
Original Assignee
云南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 云南中烟工业有限责任公司 filed Critical 云南中烟工业有限责任公司
Publication of WO2021142939A1 publication Critical patent/WO2021142939A1/fr

Links

Images

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

  • the invention relates to the field of electric heating non-combustion cigarettes, in particular to a three-dimensional heating element and a heating non-combustion cigarette smoking set including the three-dimensional heating element.
  • Electric heating non-combustible cigarette heating elements are used as the core components of the smoking set to heat the cigarettes to generate smoke and be inhaled by consumers.
  • the current competitive products in the heat-not-burn cigarette market are mainly Philip Morris International’s central heat-not-burn cigarette iQOS, British American Tobacco’s Glo, Japan Tobacco International’s Ploom, and Korea Tobacco’s Lil.
  • Philip Morris International's central heating non-combustion cigarette iQOS which has the most comprehensive intellectual property layout.
  • the heating element of Philip Morris International's iQOS smoking set products is a ceramic sheet that is heated at the center. At present, ceramic heaters are widely used in heat-not-burn cigarettes.
  • the ceramic heating plate is generally made of a zirconia ceramic substrate, and a thick metal film (silver paste or alloy paste) is printed on the surface and solidified by sintering.
  • This heating element is fixedly installed on the PEEK high-temperature special plastic base and contacts with the cut tobacco, and plays the role of heating the cut tobacco after being energized. Its advantages are high reliability and stable input and output characteristics, but there are also problems such as single heating dimension, uneven local heating, slow thermal response, long preheating time, and easy fragmentation.
  • the present invention provides a three-dimensional heating element that is different from the existing heating sheet to solve the problems of single heating dimension of the heating element in the current technology, uneven heating of the cigarette, slow thermal response speed, and easy fragmentation. .
  • the first aspect of the present invention provides a three-dimensional heating element, which includes: a substrate 1, which is at least three pieces; a conductive track layer 2, which is located on the substrate 1, and a lead terminal 3, which is connected to the conductive track Layer 2 is electrically connected.
  • the conductive track layer 2 is wrapped with a protective layer 4.
  • one end of the heating element is tapered, and the edge is chamfered so as to be inserted into the substance to be heated; the other end of the heating element is provided with a bump 6 outside the substrate 1 for fixing with the heating device.
  • a plurality of the substrates 1 intersect, and the substrate 1 extends radially outward from the intersection, and the angle between two adjacent substrates 1 is the same.
  • the heating element has a support plate 5 on the side close to the bump 6 to fix a plurality of the substrates 1.
  • the substrate 1 is an electrically insulating substrate, the material of which is rigid, and the material of the substrate 1 is selected from one or more of glass, ceramic, anodized metal, coated metal, and polyimide. kind.
  • the ceramic may include mica, alumina, or zirconia. Other suitable materials can also be used.
  • the anodized metal refers to a metal that has been anodized on the surface and has an oxide film layer, including anodized aluminum, anodized titanium, anodized magnesium, or anodized zinc.
  • the coated metal refers to a metal with a protective coating, including nickel-zinc plating, titanium-zinc plating, silver-gold plating, or copper-nickel plating.
  • the material of the conductive track layer 2 is selected from one or more of silver, platinum, copper, nickel, tungsten and palladium.
  • the conductive track layer 2 is arranged on a single side and/or multiple sides of the substrate 1 using 3D three-dimensional circuit technology, preferably a 3D printing technology or a laser printing technology.
  • a protective layer 4 is plated on the conductive track layer 2 to ensure the stability of the heating element at high temperature (>800° C.), and the material of the protective layer 4 is selected from the protective paste of Heraeus.
  • the second aspect of the present invention provides a heat-not-burn cigarette smoking set including the heating element according to the first aspect of the present invention.
  • the present invention has the following beneficial results:
  • the heating element of the present invention has changed from the original monolithic structure to the current three-dimensional cross structure, which enhances the rigidity and strength, reduces the possibility of the original ceramic heating piece fragile, and has a reliable structure and low damage rate.
  • the heating element of the present invention improves the heating element of a single substrate into a three-dimensional cross heating element containing three substrates, and then uses 3D three-dimensional circuit technology to arrange on one side and/or multiple sides of the substrate 1. On the side, the heating area is increased, the heating speed of the cigarette is further improved, and the preheating time of the cigarette in the existing electric heating non-burning cigarette product is shortened.
  • the heating element of the present invention adopts a three-dimensional structure, the heat energy is distributed symmetrically, and the heat radiation range is wider, realizes uniform heating in a limited space, and truly realizes uniform heating of cigarettes, which solves the problem of heating by the existing monolithic heating element The problem of single dimension and uneven local heating.
  • the heating element of the present invention can accurately set the heating circuit resistance to achieve different baking effects; the heating cigarette core material has a wide area, reduces residues, and is easy to clean.
  • FIG. 1 Schematic diagram of the three-dimensional heating element structure of embodiment 1 of the invention
  • FIG. 2 Schematic diagram of the structure of the three-dimensional heating element in the second embodiment of the present invention
  • FIG. 3 Schematic diagram of the structure of the three-dimensional heating element in the second embodiment of the present invention
  • the present invention provides a three-dimensional structure heating element.
  • the cigarette is inserted into the three-dimensional heating element, and the conductive track layer is connected with the positive and negative electrodes of the power supply through the lead end.
  • the temperature of the heating element rises, and the cigarette is heated to generate smoke, which is inhaled by the smoker through the airflow channel.
  • a three-dimensional heating element includes: four substrates 1; a conductive trace layer 2 on the substrate 1; a lead terminal 3 which is electrically connected to the conductive trace layer 2.
  • the conductive track layer 2 is wrapped with a protective layer 4.
  • One end of the heating element is tapered, and the edge is chamfered so as to be inserted into the cigarette tobacco section; the other end of the heating element is provided with a bump 6 on the outside of the substrate 1 to be fixed to a heat-not-burn cigarette smoking set.
  • the heating element has a support plate 5 on the side close to the bump 6 to fix a plurality of the substrates 1.
  • Four of the substrates 1 intersect, and the substrates 1 extend radially outward from the intersection, and the angle between two adjacent substrates 1 is 90°.
  • the four substrates 1 are made of alumina ceramic base.
  • a 4-piece three-dimensional intersecting ceramic heating sheet is prepared by the moldless direct writing molding technology.
  • the four heating sheets have a total of 8 surfaces, and the thermal conductive trace layer 2 can be printed on 4 or more surfaces of the substrate 1.
  • the specific steps are to first design the circuit image on the ceramic substrate of the 3D structure, and then It is made with 3D three-dimensional circuit technology (ie, laser direct forming circuit technology).
  • the material of the conductive track layer 2 is selected from tungsten, the conductive track layer 2 is plated with a protective layer 4 to ensure the stability of the heating element at high temperatures (>800°C), and the material of the protective layer 4 is selected from He Li's protective paste.
  • the four heating sheets have a total of 8 faces.
  • the three-dimensional heating element structure of the present invention enhances the rigidity and strength, the structure is more reliable, and the damage rate can be effectively reduced.
  • the heating surface of the core material of the cigarette is increased, the heating speed is further increased, the preheating time is shortened, and the full heating of the core material of the cigarette is realized. Reduce residue, easy to clean.
  • a three-dimensional heating element of the present invention includes: 6 substrates 1; a conductive track layer 2, which is located on the substrate 1; a lead terminal 3, which is connected to the conductive track Layer 2 is electrically connected.
  • the conductive track layer 2 is wrapped with a protective layer 4.
  • One end of the heating element is tapered, and the edge is chamfered so as to be inserted into the cigarette tobacco section; the other end of the heating element is provided with a bump 6 on the outside of the substrate 1 to be fixed to a heat-not-burn cigarette smoking set.
  • the heating element has a support plate 5 on the side close to the bump 6 to fix a plurality of the substrates 1.
  • the six substrates 1 intersect, and the substrates 1 extend radially outward from the intersection, and the angle between two adjacent substrates 1 is 60°.
  • the material of the six substrates 1 is an alumina ceramic matrix.
  • a 6-piece three-dimensional cross-section ceramic heating sheet is prepared by the moldless direct writing molding technology.
  • the 6 heating sheets of the substrate 1 have a total of 12 surfaces, and the thermal conductive track layer 2 can be printed on 6 or more surfaces.
  • the specific steps are to design the circuit image on the ceramic substrate first, and then use 3D stereo Circuit technology (ie, laser direct molding circuit technology) is made.
  • the material of the conductive track layer 2 is selected from palladium, the conductive track layer 2 is plated with a protective layer 4 to ensure the stability of the heating element at high temperatures (>800°C), and the material of the protective layer 4 is selected from He Li's protective paste.
  • the 6 heating sheets have 12 faces in total.
  • the three-dimensional heating element structure of the present invention enhances the rigidity and strength, the structure is more reliable, and the damage rate can be effectively reduced.
  • the heating surface of the core material of the cigarette is increased, the heating speed is further increased, the preheating time is shortened, and the full heating of the core material of the cigarette is realized. Reduce residue, easy to clean.

Landscapes

  • Resistance Heating (AREA)

Abstract

La présente invention concerne un élément chauffant stéréoscopique, comprenant : au moins trois substrats (1) ; une couche de trace conductrice (2) située sur les substrats (1) ; et une borne de conducteur (3) connectée électriquement à la couche de trace conductrice (2). L'invention concerne en outre un ensemble à fumer pour cigarette à chauffage sans combustion comportant l'élément chauffant. Selon l'élément chauffant, une technologie de circuit stéréoscopique 3D est utilisée sur les substrats (1) pour imprimer la couche de trace conductrice (2). L'élément chauffant stéréoscopique résout les problèmes de l'état de la technique d'une seule dimension de chauffage, d'un chauffage local non uniforme, d'une réponse thermique lente, de temps de préchauffage longs, étant faciles à casser, etc., d'éléments chauffants monoblocs. Selon l'élément chauffant, la résistance d'un circuit de chauffage peut être réglée avec précision pour obtenir différents effets de grillage, la zone chauffée d'un matériau central de cigarette est large, et la quantité de résidus est réduite, et l'élément chauffant est également facile à nettoyer.
PCT/CN2020/081124 2020-01-14 2020-03-25 Élément chauffant stéréoscopique et ensemble à fumer pour cigarette à chauffage sans combustion comprenant celui-ci WO2021142939A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202010037555.9A CN111109675A (zh) 2020-01-14 2020-01-14 一种立体式发热元件及包括其的加热不燃烧卷烟烟具
CN202010037555.9 2020-01-14

Publications (1)

Publication Number Publication Date
WO2021142939A1 true WO2021142939A1 (fr) 2021-07-22

Family

ID=70490498

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2020/081124 WO2021142939A1 (fr) 2020-01-14 2020-03-25 Élément chauffant stéréoscopique et ensemble à fumer pour cigarette à chauffage sans combustion comprenant celui-ci

Country Status (2)

Country Link
CN (1) CN111109675A (fr)
WO (1) WO2021142939A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111671164B (zh) * 2020-07-15 2021-02-19 深圳市龙源商贸科技有限公司 一种电子烟

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5228460A (en) * 1991-12-12 1993-07-20 Philip Morris Incorporated Low mass radial array heater for electrical smoking article
CN204070514U (zh) * 2013-12-30 2015-01-07 深圳市合元科技有限公司 烘焙型雾化器及电子烟
CN205491202U (zh) * 2015-12-30 2016-08-17 湖南中烟工业有限责任公司 一种电子烟加热装置及电子烟
CN207411491U (zh) * 2017-10-27 2018-05-29 深圳市合元科技有限公司 加热装置及低温烘焙烟具
WO2018132935A1 (fr) * 2017-01-17 2018-07-26 深圳市橙功实业投资有限公司 Appareil de chauffage
CN109007984A (zh) * 2018-09-17 2018-12-18 深圳市合元科技有限公司 加热体及加热器
CN208274083U (zh) * 2018-06-05 2018-12-25 深圳市丽福科技有限责任公司 多面发热型烤烟陶瓷发热体
CN208403272U (zh) * 2018-06-21 2019-01-22 东莞市国研电热材料有限公司 一种电子烟用多面发热陶瓷发热体
CN209659646U (zh) * 2018-11-05 2019-11-19 深圳顺络电子股份有限公司 一种低温烘烤电子烟发热体
DE102018113188A1 (de) * 2018-06-04 2019-12-05 Hauni Maschinenbau Gmbh Stabförmiger HNB-Artikel sowie Verfahren zum Herstellen und zum Einsetzen eines stabförmigen HNB-Artikels
JP2019216645A (ja) * 2018-06-19 2019-12-26 スミダコーポレーション株式会社 電子タバコの加熱装置およびカートリッジ

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5228460A (en) * 1991-12-12 1993-07-20 Philip Morris Incorporated Low mass radial array heater for electrical smoking article
CN204070514U (zh) * 2013-12-30 2015-01-07 深圳市合元科技有限公司 烘焙型雾化器及电子烟
CN205491202U (zh) * 2015-12-30 2016-08-17 湖南中烟工业有限责任公司 一种电子烟加热装置及电子烟
WO2018132935A1 (fr) * 2017-01-17 2018-07-26 深圳市橙功实业投资有限公司 Appareil de chauffage
CN207411491U (zh) * 2017-10-27 2018-05-29 深圳市合元科技有限公司 加热装置及低温烘焙烟具
DE102018113188A1 (de) * 2018-06-04 2019-12-05 Hauni Maschinenbau Gmbh Stabförmiger HNB-Artikel sowie Verfahren zum Herstellen und zum Einsetzen eines stabförmigen HNB-Artikels
CN208274083U (zh) * 2018-06-05 2018-12-25 深圳市丽福科技有限责任公司 多面发热型烤烟陶瓷发热体
JP2019216645A (ja) * 2018-06-19 2019-12-26 スミダコーポレーション株式会社 電子タバコの加熱装置およびカートリッジ
CN208403272U (zh) * 2018-06-21 2019-01-22 东莞市国研电热材料有限公司 一种电子烟用多面发热陶瓷发热体
CN109007984A (zh) * 2018-09-17 2018-12-18 深圳市合元科技有限公司 加热体及加热器
CN209659646U (zh) * 2018-11-05 2019-11-19 深圳顺络电子股份有限公司 一种低温烘烤电子烟发热体

Also Published As

Publication number Publication date
CN111109675A (zh) 2020-05-08

Similar Documents

Publication Publication Date Title
CN205757216U (zh) 低温烘焙型电子烟用直入式陶瓷发热片
WO2021228153A1 (fr) Ensemble chauffant et appareil d'atomisation chauffant
CN208096015U (zh) 一种发热体及电子烟
CN111035070A (zh) 气溶胶产生装置及其发热组件
JPS62265796A (ja) セラミツク多層配線基板およびその製造法
CN109413781A (zh) 一种低温烘烤电子烟发热体及其制备方法
CN111109676A (zh) 一种电加热型组合式烟具及其使用的发热元件
WO2021142939A1 (fr) Élément chauffant stéréoscopique et ensemble à fumer pour cigarette à chauffage sans combustion comprenant celui-ci
CN212852503U (zh) 一种加热器具用加热元件及加热器具
JP5819366B2 (ja) アレイ型チップ抵抗器及びその製造方法
CN108887744A (zh) 一种新型卷烟复合发热元件
CN212488458U (zh) 一种电加热型组合式烟具及其使用的发热元件
CN212414736U (zh) 一种立体式发热元件及包括其的加热不燃烧卷烟烟具
JP2007048784A (ja) チップ抵抗器とその製造方法
JP2007227718A (ja) 抵抗素子を有する電子部品およびその製造法
JP2000306711A (ja) 多連チップ抵抗器およびその製造方法
JPH0243701A (ja) チップ状ヒューズ抵抗器とその製造方法
CN209659646U (zh) 一种低温烘烤电子烟发热体
CN212911679U (zh) 发热组件及加热雾化装置
JP2757305B2 (ja) チップバリスタ
CN113475780A (zh) 一种电子烟加热片及其制作方法、电子烟
CN117223916A (zh) 一种发热组件及气溶胶发生装置
CN219500421U (zh) 加热组件及加热不燃烧装置
JP2020145360A (ja) チップ抵抗器およびその製造方法
CN212064397U (zh) 金属厚膜加热元件

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 20914180

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 20914180

Country of ref document: EP

Kind code of ref document: A1