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WO2020143039A1 - Ensemble chauffant et dispositif pour fumer - Google Patents

Ensemble chauffant et dispositif pour fumer Download PDF

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Publication number
WO2020143039A1
WO2020143039A1 PCT/CN2019/071411 CN2019071411W WO2020143039A1 WO 2020143039 A1 WO2020143039 A1 WO 2020143039A1 CN 2019071411 W CN2019071411 W CN 2019071411W WO 2020143039 A1 WO2020143039 A1 WO 2020143039A1
Authority
WO
WIPO (PCT)
Prior art keywords
heating
component
heating element
heating assembly
assembly according
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/CN2019/071411
Other languages
English (en)
Chinese (zh)
Inventor
刘秋明
向智勇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kimree Technology Co Ltd
Original Assignee
Kimree Technology Co Ltd
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 Kimree Technology Co Ltd filed Critical Kimree Technology Co Ltd
Priority to CN201980000176.8A priority Critical patent/CN109845398A/zh
Priority to PCT/CN2019/071411 priority patent/WO2020143039A1/fr
Publication of WO2020143039A1 publication Critical patent/WO2020143039A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/02—Details
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
    • H05B3/12—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/40—Heating elements having the shape of rods or tubes

Definitions

  • the invention belongs to the technical field of heating and non-burning smoking equipment, in particular to a heating assembly and a smoking equipment.
  • the heating element of the prior art mainly prints a plurality of circuit board conductive traces on a rigid electrically insulating substrate.
  • the conductive traces are used both as a resistance heater and as a temperature sensor.
  • Chinese Patent Document: CN102595943B Multiple conductive traces are printed on the insulating substrate, and the printing process is relatively complex; due to the small size of the heating element itself, the processing accuracy requires further requirements.
  • the multiple conductive traces are independent of each other and are connected to the power supply separately, which requires precision
  • the circuit layout design of the circuit makes the processing more difficult; multiple conductive traces are printed on the insulating substrate, and the distance between each other is very small.
  • the current heating element is a single-sided printed heating wire, which is inserted into the smoking material, resulting in uneven heating effect.
  • the material of the heating element includes a first component with strong mechanical properties and high resistivity, and the mass percentage range of the first component: 59.5%-99.5%, the first component is inorganic non-metallic materials.
  • the material of the heating element further includes a second component that reduces the resistivity, the mass percentage of the second component ranges from 0.5% to 40%, and the second component is a conductive metal or a conductive ceramic material.
  • the heating element is porous, and the material of the heating element includes a first component with strong mechanical properties and high resistivity, a second component with reduced resistivity, and a third component for pore formation.
  • the mass percentage of the first component and the second component after mixing is less than or equal to 60%; the mass percentage of the third component ranges from 40% to 90%.
  • the average particle size of the first component powder is less than 100 microns
  • the average particle size of the second component powder is less than 100 microns
  • the average particle size of the third component powder is 2 to 70 microns.
  • the heating element has a characteristic of resistance temperature coefficient, so that the heating component can be used as both a heater and a temperature sensor.
  • the heating assembly further includes a temperature sensor for detecting the temperature of the heating element, and the heating element and the temperature sensor are sintered and formed.
  • the bottom end of the heating element is provided with a through groove, and the bottom end of the heating element is divided into two power connection ends.
  • the heating assembly described above further includes a temperature sensor for detecting the temperature of the heating element, which is installed in the through groove of the heating element.
  • the heating assembly further includes a fixed seat, the bottom end of the heating element is fixedly connected to the fixed seat, and the two power supply connection ends are respectively embedded in the fixed seat.
  • the two power connection ends are provided with pad areas for welding wires.
  • the heating element is a heating sheet, a heating rod or a heating tube.
  • the heating assembly further includes a heat insulating member, the heating member is a heating tube, the heat insulating member is tubular, and is disposed outside the heating tube, and the heat insulating member and the heating tube are integrally formed by pressing.
  • a smoking device further comprising a heating assembly and a power supply as described above, the heating assembly is electrically connected to the power supply.
  • the embodiment of the present invention uses a high-resistivity material as the heating component, which generates heat quickly and the manufacturing process is relatively simple; the high-resistivity material ensures that the heating efficiency is improved, and the entire heating component is a conductive track, which does not require precise circuit layout design , The probability of short circuit or open circuit is greatly reduced, so that the service life of heating components and smoking equipment is greatly improved, the production difficulty is reduced, and the yield is effectively guaranteed; the heating components can be integrally formed by sintering, which simplifies the production process, because the heating components are single One of the conductive traces has a uniform heat generation, and there is no slight local temperature difference, ensuring that the entire heating of the smoking product is the same, so that the smoking is more uniform and sufficient.
  • FIG. 1 is a schematic diagram of the structure of the heating sheet in the present invention.
  • FIG. 2 is a schematic structural view of the assembly of the heating sheet and the fixing base in the present invention.
  • FIG. 3 is a schematic structural view of the combination of a heating tube and a heat insulating member in the present invention
  • FIG. 4 is a schematic structural view of the heating tube in the present invention.
  • FIG. 5 is a schematic diagram of the structure of the heating rod in the present invention.
  • the heating assembly in the figure is specifically a heating sheet 1, a heating rod 8, or a heating tube 6.
  • the heating assembly does not include an insulating substrate, which includes: a heating element made of a new composite material, said The new composite material is a high-resistivity composite material with a resistivity range of 5*10 -6 ⁇ m to 100*10 -6 ⁇ m at 25 degrees Celsius. Since the heating element is integrally formed, the heating element of the present invention does not require the process of printing the heating wire, thereby simplifying the manufacturing process, and also because it is integrally formed, the heating effect is uniform, and there is no local deviation.
  • the material of the heating element includes a first component with strong mechanical properties and high resistivity.
  • the first component is an inorganic non-metallic material, and the first component is cordierite (2MgO ⁇ 2Al 2 O 3 ⁇ 5SiO 2 ), Mo
  • One or more of the five components (3Al 2 O 3 ⁇ 2SiO 2 ), silicon carbide (SiC), zirconium dioxide (ZrO 2 ) and silicon dioxide (SiO 2 ) are mixed, the first group
  • the first component mainly plays a role in adjusting resistivity. These materials have high resistivity.
  • silicon carbide (SiC) can ensure uniform heat conduction of components
  • zirconium dioxide (ZrO 2 ) can enhance the mechanical strength and toughness of heating components.
  • the material of the heating element further includes a second component that reduces resistivity, the second component is a conductive metal or a conductive ceramic material, and the second component includes Ti 3 AlC 2 , Ti 3 SiC 2 , and zirconium diboride (ZrB 2 ) Mixing with one or more of the four components of zinc oxide (ZnO), and also including rare earth element powder, wherein the rare earth elements are lanthanum (La), cerium (Ce), praseodymium (Pr), neodymium ( Nd), Promethium (Pm), Samarium (Sm), Europium (Eu), Gadolinium (Gd), Terbium (Tb), Dysprosium (Dy), Holmium (Ho), Erbium (Er), Thulium (Tm), Ytterbium ( Yb), lutetium (Lu), yttrium (Y) and scandium (Sc) element one or more mixed powder; the second component mass percentage range: 0.5%-40%.
  • the heating element is porous, and the material of the heating element further includes a third component for pore formation, which includes ammonium carbonate, ammonium bicarbonate, ammonium chloride, carbon powder, calcium carbonate, magnesium carbonate, magnesium sulfate , Calcium sulfate, barium carbonate, barium sulfate, limestone, dolomite, gypsum, sawdust, tea, starch, polyvinyl alcohol, urea, polyvinyl chloride, polystyrene, polyvinyl alcohol, polymethyl methacrylate, polyethylene
  • One or more of butyral, polystyrene particles and sodium chloride are mixed; the mass percentage range of the third component: 40%-90%, after the mixing of the first component and the second component The mass percentage is less than or equal to 60%; the third component is equivalent to adding a pore-forming agent, including inorganic or organic pore-forming agent is preferably sodium chloride, the pore-forming effect is better.
  • novel composite material of the present invention may be only the first component material, or a mixture of the first component and the second component material, or may be the first component, the second component, and the third component
  • specific resistivity such as when the resistivity is taken as 20*10 -6 ⁇ m, 30*10 -6 ⁇ m, 40*10 -6
  • the content of each component is different.
  • the heating element has the characteristic of resistance temperature coefficient, so that the heating component can be used as both a heater and a temperature sensor, so that the heating element can achieve two functions, see CN102595943B patent content (0084 ⁇ 0088).
  • the heating assembly described above further includes a temperature sensor for detecting the temperature of the heating element, the heating element and the temperature sensor are sintered and formed;
  • the temperature of the heating element can be obtained in real time, and the power supply power or the power supply time can be fine-tuned according to the feedback temperature, so that the heating temperature is within a controllable accurate range, and a more matching experience effect can be obtained when heating different smoking products.
  • the heating element is a whole, a through slot 2 is formed at the bottom end thereof, and the bottom end of the heating element is divided into two power connection ends 3. If the temperature sensor is provided separately, it can be installed in the through groove of the heating element. Among them, the heating element is a heating sheet 1 or a heating rod 8. In this case, the heating method of the heating component is central heating, that is, the heating element needs to be inserted into the smoking product and then heated, and the stiffness of the heating element needs to be ensured. When inserting smoking articles, there will be no deviation or bending.
  • a through slot 2 is formed at the bottom end of the heating sheet 1 or the heating rod 8, and the bottom end of the heating sheet 1 or the heating rod is divided into two power connection terminals 3; the two power connection terminals 3 are provided with Pad area 4.
  • the heating element is a heating tube 6, the center of the heating tube 6 has a cavity, and the lower end of the heating tube 6 has two power connection ends 3 extending outward. Since the heating tube is externally heated, the heating assembly further includes a partition The heat element 7 and the heat insulation element 7 are in a tubular shape and are arranged outside the heating tube 6. The heat insulation element 7 and the heating tube 6 are integrally formed by pressing.
  • the heat insulation part is mainly used to insulate the heat of the heating component from the body of the smoking device to ensure that other components in the body of the smoking device work at a normal temperature range.
  • the material of the heating element is a conductive ceramic or a composite material of ceramic and metal, and its material composition is as described above.
  • the above-mentioned heating assembly further includes a fixing seat 5, the bottom end of the heating sheet 1 or the heating rod is fixedly connected to the fixing seat 5, and the two power supply connection ends 3 are respectively embedded in the fixing Block 5 inside. If it is a heating tube 6, it is fixed on the fixing base 5, and the two power connection terminals 3 are embedded in the fixing base 5 respectively.
  • the present invention also provides a smoking device, including any type of heating assembly and a power supply as described above, the heating assembly is electrically connected to the power supply, and the power supply provides electrical energy to the heating assembly to enable it to generate heat.
  • a high-resistivity heating element is used, which is much higher than the resistivity of ordinary materials.
  • the heating is fast, the middle slot prevents electric connection short circuit, such as conductive ceramics, ceramic and metal composite materials; heating element form It can be a heating sheet, a heating rod, or a heating tube.
  • heating sheet both sides heat up at the same time, making the heating effect more uniform.
  • the heating component is rigid enough to facilitate insertion into smoking products , The lower end of the heating sheet or heating rod is connected to the fixed seat to prevent shaking.
  • the heat insulation and the heating element can be integrally formed; the heating element and the temperature sensor are sintered into a whole, which can detect the temperature of the heating element; the heating element
  • the lower end of the welding wire is electrically connected to the power supply component.
  • This conductive trace can be understood as a single conductive trace, rather than multiple conductive traces. Once electrically connected, the entire heating component quickly heats up, and the heating speed is fast. The heating effect is uniform.
  • the invention provides a heating component and a smoking device, which can improve the heating efficiency, simplify the production process, and have a uniform heating effect.

Landscapes

  • Resistance Heating (AREA)

Abstract

La présente invention concerne un ensemble chauffant et un dispositif pour fumer. L'ensemble chauffant ne comporte pas de substrat isolant, et l'ensemble chauffant comprend des éléments chauffants (1, 6, 8). Les éléments chauffants (1, 6, 8) sont constitués d'un matériau à haute résistivité. Les éléments chauffants (1, 6, 8) ont une résistivité allant de 5*10-6Ω·m à 100*10-6Ω·m. Le dispositif pour fumer comprend l'ensemble chauffant. L'ensemble chauffant atteint une efficacité de chauffage élevée, et l'ensemble chauffant entier est une piste conductrice unique, ce qui simplifie le processus de production.
PCT/CN2019/071411 2019-01-11 2019-01-11 Ensemble chauffant et dispositif pour fumer Ceased WO2020143039A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201980000176.8A CN109845398A (zh) 2019-01-11 2019-01-11 一种加热组件及发烟设备
PCT/CN2019/071411 WO2020143039A1 (fr) 2019-01-11 2019-01-11 Ensemble chauffant et dispositif pour fumer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2019/071411 WO2020143039A1 (fr) 2019-01-11 2019-01-11 Ensemble chauffant et dispositif pour fumer

Publications (1)

Publication Number Publication Date
WO2020143039A1 true WO2020143039A1 (fr) 2020-07-16

Family

ID=66887219

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2019/071411 Ceased WO2020143039A1 (fr) 2019-01-11 2019-01-11 Ensemble chauffant et dispositif pour fumer

Country Status (2)

Country Link
CN (1) CN109845398A (fr)
WO (1) WO2020143039A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101605408A (zh) * 2009-06-29 2009-12-16 山东金鸿集团有限公司 一种改变硅碳棒发热体电阻率的方法及其产品
CN102405198A (zh) * 2009-05-05 2012-04-04 山特维克知识产权股份有限公司 加热元件
US20130081642A1 (en) * 2011-09-29 2013-04-04 Robert Safari Cartomizer E-Cigarette
CN104886785A (zh) * 2015-06-15 2015-09-09 湖北中烟工业有限责任公司 一种电子烟多孔陶瓷雾化发热组件
CN108741234A (zh) * 2018-08-10 2018-11-06 普维思信（北京）科技有限公司 一种用于加热不燃烧香烟的组合式加热器及其加热方法
CN108975922A (zh) * 2017-05-31 2018-12-11 中国科学院金属研究所 一种表面具有热解碳涂层的碳/碳复合材料发热体及其制备方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9282772B2 (en) * 2012-01-31 2016-03-15 Altria Client Services Llc Electronic vaping device
CN107010934B (zh) * 2017-04-20 2018-08-24 深圳市卓力能电子有限公司 一种微孔陶瓷及微孔陶瓷加热棒的制备方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102405198A (zh) * 2009-05-05 2012-04-04 山特维克知识产权股份有限公司 加热元件
CN101605408A (zh) * 2009-06-29 2009-12-16 山东金鸿集团有限公司 一种改变硅碳棒发热体电阻率的方法及其产品
US20130081642A1 (en) * 2011-09-29 2013-04-04 Robert Safari Cartomizer E-Cigarette
CN104886785A (zh) * 2015-06-15 2015-09-09 湖北中烟工业有限责任公司 一种电子烟多孔陶瓷雾化发热组件
CN108975922A (zh) * 2017-05-31 2018-12-11 中国科学院金属研究所 一种表面具有热解碳涂层的碳/碳复合材料发热体及其制备方法
CN108741234A (zh) * 2018-08-10 2018-11-06 普维思信（北京）科技有限公司 一种用于加热不燃烧香烟的组合式加热器及其加热方法

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