WO2020019167A1 - Dispositif de tabac à séchage à l'air chaud et ensemble de chauffage doté d'un effet d'isolation thermique sous vide - Google Patents

Dispositif de tabac à séchage à l'air chaud et ensemble de chauffage doté d'un effet d'isolation thermique sous vide Download PDF

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Publication number
WO2020019167A1
WO2020019167A1 PCT/CN2018/096882 CN2018096882W WO2020019167A1 WO 2020019167 A1 WO2020019167 A1 WO 2020019167A1 CN 2018096882 W CN2018096882 W CN 2018096882W WO 2020019167 A1 WO2020019167 A1 WO 2020019167A1
Authority
WO
WIPO (PCT)
Prior art keywords
heating
vacuum
heating circuit
pipe
inner pipe
Prior art date
Application number
PCT/CN2018/096882
Other languages
English (en)
Chinese (zh)
Inventor
蒋路生
Original Assignee
深圳麦克韦尔股份有限公司
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 深圳麦克韦尔股份有限公司 filed Critical 深圳麦克韦尔股份有限公司
Priority to PCT/CN2018/096882 priority Critical patent/WO2020019167A1/fr
Publication of WO2020019167A1 publication Critical patent/WO2020019167A1/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F47/00—Smokers' requisites not otherwise provided for

Definitions

  • the invention relates to the field of cigarette substitutes, and more particularly, to a baking smoking set and a vacuum heat-insulating heating component.
  • the commonly used heat insulation method for low temperature cigarettes is the vacuum insulation tube.
  • the existing technology is generally realized by the separation of the heating tube and the vacuum insulation tube. Since the heating tube is a high temperature part, in order to keep the heating tube and the vacuum insulation tube relatively fixed, other High temperature resistant, low thermal conductivity material to fix, generally high temperature resistant plastic.
  • the heating pipe is a high-temperature part, and it needs other materials with high temperature resistance and low thermal conductivity to fix it.
  • high-temperature resistant plastics are used, and the price of these materials is very high, which leads to a significant increase in the cost of the whole machine;
  • the fixed parts of the heating pipe will bring the heat out of the heating pipe, which complicates the heat insulation problem.
  • the vacuum pipe can only solve the heat insulation of the circumference of the heating pipe.
  • the upper and lower heat insulation requires additional thin-walled parts to achieve, Relatively harsh upper fixed parts also need special heat dissipation design;
  • the technical problem to be solved by the present invention is to provide a heating assembly for baking smoking utensils and vacuum insulation for the defects that the heat in the prior art is easily radiated and the heat insulation structure is complicated.
  • the technical solution adopted by the present invention to solve its technical problems is to construct a vacuum heat-insulating heating component, including an outer pipe and an inner pipe;
  • the outer pipe is sleeved outside the inner pipe, and both ends of the outer pipe are fixedly connected to the outer wall surface of the inner pipe, and a vacuum zone is formed between the inner wall surface of the outer pipe and the inner pipe. ;
  • the inner tube includes a tubular substrate, and a heating circuit formed on a surface of the tubular substrate to generate heat after being energized, and the axial position of the heating circuit on the tubular substrate is located in the vacuum region. Within the axial interval.
  • the heating circuit is provided in sections, and each section is electrically connected to a lead, the heating circuit of each section is distributed in the axial direction of the tubular substrate, and / or the heating circuit of each section is located at The circumferential distribution of the tubular substrate.
  • the heating circuit is printed and formed on the tubular substrate.
  • a lead wire electrically connected to the heating circuit is provided on an outer wall surface of the inner pipe protruding from the outer pipe.
  • the tubular substrate is a material with low thermal conductivity, including one of stainless steel, titanium alloy, nickel-based alloy, zirconia, and ceramic.
  • both ends of the outer tube and the inner tube are fixed by a vacuum welding connection.
  • the heating circuit is located inside the tubular substrate, and the lead wire is electrically connected to the heating circuit through a side wall of the tubular substrate.
  • the inner tube is formed by curling.
  • the tubular substrate is made of ceramic material, and a dielectric layer is provided on the inner side of the tubular substrate to isolate the ceramic from phase change and high-temperature ionization, and the heating circuit is located outside the dielectric layer.
  • the dielectric layer is a glass layer.
  • the heating circuit is located outside the tubular substrate, and the heating circuit is located in the vacuum region.
  • a wiring connected between the lead and the heating circuit is also provided on the outer side of the inner tube, and the wiring is covered with an insulating layer, so that the wiring is connected to the outer tube and the inner tube.
  • the welding material between the tubes is insulated.
  • a baking smoking set includes the vacuum heat-insulating heating component.
  • the tubular substrate of the heating component does not participate in direct heating, which can reduce the rate of heat dissipation from the inner tube to the outside and prevent excessive heat from spreading outward
  • the tubular substrate does not participate in direct heat generation, and there is no need to set a special heat insulation structure between the outer tube and the inner tube, which can simplify the fixing method between the outer tube and the inner tube.
  • the heating and insulation parts are more compact and the parts are more Less, simple structure design, reduced product size and more portable.
  • FIG. 1 is a schematic diagram of an assembly structure of a heating component in a first embodiment of the present invention
  • FIG. 2 is a schematic cross-sectional structure diagram of the heating component in FIG. 1;
  • FIG. 3 is an enlarged schematic view of a partial view A in FIG. 2;
  • FIG. 4 is a schematic diagram of an assembly structure of a heating component in a second embodiment of the present invention.
  • FIG. 5 is a schematic exploded structure diagram of the heating component in FIG. 4;
  • FIG. 6 is a schematic cross-sectional structure diagram of the heating component in FIG. 4;
  • FIG. 7 is an enlarged schematic view of a partial view B in FIG. 6.
  • the baking smoking set in a preferred embodiment of the present invention includes a heating component 1, and the heating component 1 includes an outer tube 11 and an inner tube 12.
  • the outer tube 11 is sleeved outside the inner tube 12, and both ends of the outer tube 11 are fixedly connected to the outer wall surface of the inner tube 12.
  • a vacuum region 13 is formed between the inner wall surface of the outer tube 11 and the inner tube 12. To the thermal insulation effect, the heat on the inner tube 12 is prevented from diffusing outward.
  • the inner tube 12 includes a tubular substrate 19 and a heating circuit 14 formed on the surface of the tubular substrate 19 to generate heat after being energized.
  • the axial position of the heating circuit 14 on the inner tube 12 is located in the axial section where the vacuum region 13 is located. .
  • the tubular substrate 19 does not participate in direct heating, which can reduce the rate of heat dissipation from the inner tube 12 to avoid excessive heat.
  • the tubular substrate 19 does not participate in direct heat generation, and there is no need to provide a special heat insulation structure between the outer tube 11 and the inner tube 12, which can simplify the fixing method between the outer tube 11 and the inner tube 12, heating and The size of the heat insulation part is more compact, the number of parts is smaller, the structure design is simple, and the product volume is reduced and more portable.
  • the inner tubular substrate 19 may be selected from a low thermal conductivity material, which reduces the product cost and has a low thermal conductivity.
  • the material of the tubular substrate 19 may include one of stainless steel, titanium alloy, nickel-based alloy, zirconia, and ceramic. Because the heating component 1 has less heat dissipation to the outside, the temperature of the contact with other parts is low, and the heat insulation design is simple.
  • the heating circuit 14 on the inner tube 12 is provided in sections, and each section is electrically connected to the lead 15 respectively.
  • Each segment of the heating circuit 14 may be distributed in the axial direction of the tubular substrate 19, or may be distributed in the circumferential direction of the tubular substrate 19, or the heating circuits 14 may be distributed in both the axial direction and the circumferential direction. After the heating circuit 14 is set in sections, the heating can be performed in sections, so that the object to be heated is sequentially heated in sections, instead of heating all at once.
  • the heating circuit 14 is printed and formed on the tubular substrate 19 to improve production efficiency and reduce costs.
  • the heating circuit 14 may also be attached or welded or embedded on the inner tube 12.
  • a lead 15 electrically connected to the heating circuit 14 is provided on the outer wall surface of the inner tube 12 protruding from the outer tube 11, and power can be supplied to the heating circuit 14 through the lead 15 and an external power source connection.
  • Each section of the heating circuit 14 can be independently connected to a power source to achieve the effect of controlling the heating in sections.
  • the two ends of the outer tube 11 and the inner tube 12 are fixed by vacuum welding in a vacuum environment, which can simplify the assembly process between the two, and it is also possible to disregard the outward heat dissipation of the inner tube 12 at the welding position.
  • the heating circuit 14 is located inside the tubular substrate 19
  • the lead 15 is located outside the inner tube 12
  • the lead 15 passes through the side wall of the inner tube 12 and is electrically connected to the heating circuit 14.
  • sexual connection
  • the inner tube 12 is crimped, and after the heating circuit 14 is formed, the tubular substrate 19 may be crimped at the same time, so that the heating circuit 14 is located in the inner tube 12.
  • the tubular substrate 19 is made of ceramic material.
  • a dielectric layer for insulation and heat insulation is provided inside the tubular substrate 19, and the heating circuit 14 is disposed outside the dielectric layer.
  • the dielectric layer is usually a glass layer, preventing a change in the size of the ceramic layer caused by the phase change of the ceramic layer of the inner tube 12, and a ceramic material becoming superconducting due to high-temperature ionization.
  • the ceramic-made tubular substrate 19 can reduce the external heat dissipation speed and improve the effect of heating the low-temperature cigarette.
  • the tubular substrate 19 may be made of other materials.
  • the heating circuit 14 is located outside the tubular substrate 19, so that the heating circuit 14 is located in the vacuum region 13.
  • the tubular substrate 19 may be directly formed into a cylindrical shape, and a heating circuit 14 may be provided outside the cylindrical tubular substrate 19; the tubular substrate 19 may also be formed by curling, and the heating circuit 14 may be provided in a tubular shape before or after curling On the substrate 19. Regardless of whether the heating circuit 14 is provided inside or outside the inner tube 12, the materials of the tubular substrate 19 of the two solutions may be the same.
  • the heating circuit 14 can be connected to the lead 15 only after being pulled out from the vacuum area 13. Therefore, the outer side of the inner tube 12 is also provided with a wiring 16 connected between the lead 15 and the heating circuit 14.
  • the wiring 16 is covered with an insulating layer 17, which can insulate the wiring 16 from the soldering material 18 between the outer tube 11 and the inner tube 12 and avoid short-circuiting with the soldering material 18.

Landscapes

  • Resistance Heating (AREA)

Abstract

La présente invention concerne un dispositif de tabac à séchage à l'air chaud et un ensemble de chauffage doté d'un effet d'isolation thermique sous vide. L'ensemble de chauffage comprend un tuyau externe et un tuyau interne. Le tuyau externe emmanche le tuyau interne, deux parties extrémités du tuyau externe sont raccordées à demeure à la surface de paroi externe du tuyau interne, et une zone de vide est formée entre la surface de paroi interne du tuyau externe et le tuyau interne. Le tuyau interne comprend un tuyau interne, et un circuit de chauffage disposé sur la surface du tuyau interne et utilisé pour le chauffage après avoir été alimenté, et une position axiale du circuit de chauffage sur le tuyau interne est située dans un intervalle axial où la zone de vide est située. Le tuyau interne de l'ensemble de chauffage ne participe pas à un chauffage direct, la vitesse de dissipation de chaleur du tuyau interne vers l'extérieur peut être réduite, et une dissipation rapide de la chaleur vers l'extérieur peut être évitée ; de plus, le tuyau interne ne participe pas à un chauffage direct, aucune structure d'isolation thermique spéciale n'est nécessaire pour être disposée entre le tuyau externe et le tuyau interne, le mode de fixation entre le tuyau externe et le tuyau interne peut être simplifié, une partie de chauffage et une partie d'isolation thermique présente une taille plus compacte, les pièces sont peu nombreuses, la conception structurelle est simple, la taille d'un produit est réduite, et le produit est plus pratique à transporter.
PCT/CN2018/096882 2018-07-24 2018-07-24 Dispositif de tabac à séchage à l'air chaud et ensemble de chauffage doté d'un effet d'isolation thermique sous vide WO2020019167A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2018/096882 WO2020019167A1 (fr) 2018-07-24 2018-07-24 Dispositif de tabac à séchage à l'air chaud et ensemble de chauffage doté d'un effet d'isolation thermique sous vide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2018/096882 WO2020019167A1 (fr) 2018-07-24 2018-07-24 Dispositif de tabac à séchage à l'air chaud et ensemble de chauffage doté d'un effet d'isolation thermique sous vide

Publications (1)

Publication Number Publication Date
WO2020019167A1 true WO2020019167A1 (fr) 2020-01-30

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Family Applications (1)

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PCT/CN2018/096882 WO2020019167A1 (fr) 2018-07-24 2018-07-24 Dispositif de tabac à séchage à l'air chaud et ensemble de chauffage doté d'un effet d'isolation thermique sous vide

Country Status (1)

Country Link
WO (1) WO2020019167A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104219973A (zh) * 2012-01-31 2014-12-17 奥驰亚客户服务公司 电子烟
CN105266208A (zh) * 2015-11-19 2016-01-27 深圳市云创高科电子有限公司 玻璃发热真空隔热电子烟
CN205337622U (zh) * 2016-02-05 2016-06-29 赵杰芳 电子烟雾化器
CN107106797A (zh) * 2014-10-29 2017-08-29 奥驰亚客户服务有限责任公司 电子烟筒体
CN207125321U (zh) * 2017-08-10 2018-03-23 常州市派腾电子技术服务有限公司 雾化头、雾化器及电子烟

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104219973A (zh) * 2012-01-31 2014-12-17 奥驰亚客户服务公司 电子烟
CN107106797A (zh) * 2014-10-29 2017-08-29 奥驰亚客户服务有限责任公司 电子烟筒体
CN105266208A (zh) * 2015-11-19 2016-01-27 深圳市云创高科电子有限公司 玻璃发热真空隔热电子烟
CN205337622U (zh) * 2016-02-05 2016-06-29 赵杰芳 电子烟雾化器
CN207125321U (zh) * 2017-08-10 2018-03-23 常州市派腾电子技术服务有限公司 雾化头、雾化器及电子烟

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