WO2023151627A1 - Aerosol generating device and heater for aerosol generating device - Google Patents

Aerosol generating device and heater for aerosol generating device Download PDF

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Publication number
WO2023151627A1
WO2023151627A1 PCT/CN2023/075237 CN2023075237W WO2023151627A1 WO 2023151627 A1 WO2023151627 A1 WO 2023151627A1 CN 2023075237 W CN2023075237 W CN 2023075237W WO 2023151627 A1 WO2023151627 A1 WO 2023151627A1
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WO
WIPO (PCT)
Prior art keywords
thermocouple material
coating
material coating
thermocouple
aerosol
Prior art date
Application number
PCT/CN2023/075237
Other languages
French (fr)
Chinese (zh)
Inventor
罗家懋
戚祖强
李鑫磊
雷宝灵
徐中立
李永海
Original Assignee
深圳市合元科技有限公司
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 深圳市合元科技有限公司 filed Critical 深圳市合元科技有限公司
Publication of WO2023151627A1 publication Critical patent/WO2023151627A1/en

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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
    • A24F40/50—Control or monitoring
    • A24F40/51—Arrangement of sensors
    • 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
    • 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 embodiments of the present application relate to the technical field of heat-not-burn smoking appliances, and in particular to an aerosol generating device and a heater used in the aerosol generating device.
  • Smoking articles eg, cigarettes, cigars, etc.
  • Burn tobacco during use to produce tobacco smoke.
  • Attempts have been made to replace these tobacco-burning products by making products that release compounds without burning them.
  • a heating device which releases a compound by heating rather than burning a material.
  • the material may be tobacco or other non-tobacco products, which may or may not contain nicotine.
  • a known heating device obtains the temperature of the heater through a temperature sensor; or obtains the temperature of the heater by detecting electrical characteristic parameters such as a resistance value of the heater.
  • One embodiment of the present application provides an aerosol generating device configured to heat an aerosol generating product to generate an aerosol; comprising:
  • thermocouple material coating for heating an aerosol-generating article; said heater comprising a first thermocouple material coating and a second thermocouple material coating; said first thermocouple material coating and second thermocouple material coating
  • thermocouple material coating There are different thermocouple materials to form a thermocouple between the first coating of thermocouple material and the second coating of thermocouple material for sensing the temperature of the heater.
  • the first thermocouple material coating includes one of nickel, iron, nickel-chromium alloy, nickel-silicon alloy, nickel-chromium-copper, constantan, iron-chromium alloy, and platinum-rhodium alloy.
  • Secondary thermocouple material coatings include nickel, iron, nickel-chromium alloy, nickel-silicon alloy, nickel-chromium-copper, Another of Kang Bronze, Iron-Chromium Alloy, and Platinum-Rhodium Alloy.
  • the thickness of the first thermocouple material coating and/or the second thermocouple material coating is 10-30 ⁇ m.
  • thermocouple material coating and the second thermocouple material coating are at least partially overlapped or in adjacent contact.
  • the heater includes:
  • a heating element for heating the aerosol-generating article
  • thermocouple material The first coating of thermocouple material and the second coating of thermocouple material are formed on the heating element.
  • the heating element includes at least one of a resistance heating element, an induction heating element or an infrared heating element.
  • the heating element is configured as a pin or needle or sheet that can be inserted into the aerosol generating product
  • the heating element is configured as a tube or cartridge surrounding the aerosol-generating article.
  • thermocouple material coating and/or the second thermocouple material coating is configured as a ring around the heating element
  • thermocouple material coating and/or the second thermocouple material coating are configured as an arc extending along the circumference of the heating element.
  • Optional implementations also include:
  • the heating element is configured to at least partially surround the chamber and have inner and outer sides facing away in a radial direction of the heating element;
  • thermocouple material and the second coating of thermocouple material are both arranged on the inside of the heating element, or both are arranged on the outside of the heating element.
  • thermocouple material coating and the second thermocouple material coating are sequentially arranged from inside to outside along the radial direction of the heating element.
  • thermocouple material coating and the second thermocouple material coating are arranged in sequence along the length direction of the heating element
  • thermocouple material coating and the second thermocouple material coating are sequentially arranged along the circumferential direction of the heating element.
  • the heater also includes:
  • thermocouple material coating A first electrode electrically conductively connected to the first thermocouple material coating; a second electrode electrically conductively connected to the second thermocouple material coating; to detect the detected thermocouple in use through the first electrode and the second electrode the temperature of the heater.
  • the first electrode and/or the second electrode includes a ring electrode, a patch electrode At least one of electrodes, plate electrodes, point electrodes, and coating electrodes.
  • first electrode and the second electrode are further configured to guide a direct current to flow through the first thermocouple material coating and the second thermocouple material coating, so that the first thermocouple The material coating and the second thermocouple material coating generate Joule heating;
  • the heating element is a thermotropic infrared heating element configured to receive Joule heat from the first thermocouple material coating and the second thermocouple material coating to radiate infrared rays to the aerosol-generating article to heat the gas.
  • Sol-forming products are thermotropic infrared heating element configured to receive Joule heat from the first thermocouple material coating and the second thermocouple material coating to radiate infrared rays to the aerosol-generating article to heat the gas.
  • thermocouple material coating and the second thermocouple material coating are connected in series on the direct current flow path.
  • the total resistance of the first thermocouple material coating and the second thermocouple material coating is between 0.5 ⁇ and 3 ⁇ .
  • Optional implementations also include:
  • the heating element includes:
  • An infrared emitting coating, formed on the substrate, is configured to radiate infrared light toward the aerosol-generating article to heat the aerosol-generating article.
  • thermocouple material coating and the second thermocouple material coating are located outside the infrared emitting coating, so as to prevent blocking infrared rays radiated from the infrared emitting coating to the aerosol generating article.
  • the extension dimension of the infrared emitting coating along the length direction of the heater is larger than that of the first thermocouple material coating and/or the second thermocouple material coating along the heater. The extended dimension in the length direction.
  • thermocouple material coating and a second thermocouple material coating disposed on the substrate;
  • the first coating of thermocouple material and the second coating of thermocouple material have different thermocouple materials to form between the first coating of thermocouple material and the second coating of thermocouple material for sensing the A thermocouple for the heater temperature.
  • the heater also includes:
  • the heating element is used for heating; the heating element is arranged on the base.
  • the heater includes a heating element for heating; and the substrate is configured by the heating element.
  • thermocouple material coatings of different materials on the heater, a thermocouple capable of measuring temperature based on thermoelectric potential is formed to sense the temperature of the heater.
  • Fig. 1 is a schematic diagram of an angle of view of an aerosol generating device provided by an embodiment
  • Fig. 2 is a schematic diagram of another viewing angle of the aerosol generating device in Fig. 1;
  • Fig. 3 is a schematic cross-sectional view of another viewing angle of the aerosol generating device in Fig. 1;
  • Fig. 4 is the structural representation of the heater of an embodiment
  • Fig. 5 is a schematic cross-sectional view of a viewing angle of the heater in Fig. 4;
  • Fig. 6 is an exploded schematic diagram of various parts of the heater in Fig. 4;
  • Fig. 7 is a structural schematic diagram of a heater in another embodiment
  • Fig. 8 is an exploded schematic diagram of various parts of the heater in Fig. 7;
  • Fig. 9 is a schematic structural view of a heater in another embodiment.
  • Fig. 10 is a schematic structural view of a heater in another embodiment
  • Fig. 11 is a schematic structural view of a heater in another embodiment.
  • One embodiment of the present application proposes an aerosol generating device that heats rather than burns an aerosol generating product such as a cigarette, thereby volatilizing or releasing at least one component of the aerosol generating product to form an aerosol for inhalation.
  • the aerosol-generating device heats the aerosol-generating article by It is carried out by radiating far-infrared rays with a heating effect; for example, far-infrared rays of 3 ⁇ m to 15 ⁇ m, when the wavelength of infrared rays matches the absorption wavelength of volatile components of aerosol-generating products during use, the energy of infrared rays is easily absorbed by aerosol-generating products Absorption, whereby the aerosol-generating article is heated to volatilize at least one volatile component to generate an aerosol for inhalation.
  • far-infrared rays for example, far-infrared rays of 3 ⁇ m to 15 ⁇ m
  • the aerosol-generating product A preferably uses a tobacco-containing material that releases volatile compounds from the matrix when heated; or it can also be a non-tobacco material that is suitable for electric heating and smoking after heating.
  • the aerosol-generating product A preferably adopts a solid substrate, which may include one or more of powder, granules, shredded strips, strips or flakes of one or more of vanilla leaves, tobacco leaves, homogenized tobacco, and expanded tobacco; Alternatively, the solid matrix may contain additional tobacco or non-tobacco volatile flavor compounds to be released when the matrix is heated.
  • the structure of the aerosol generating device according to an embodiment of the present invention can be referred to as shown in Figures 1 to 2.
  • the overall shape of the device is roughly shaped as a flat cylinder, and the external components of the aerosol generating device include:
  • the housing 10 has a hollow structure inside to form an assembly space for necessary functional components such as infrared radiation; the housing 10 has a proximal end 110 and a distal end 120 opposite along the length direction; wherein:
  • the proximal end 110 is provided with a receiving hole 111 through which the aerosol-generating product A can be received in the casing 10 to be heated or removed from the casing 10;
  • the distal end 120 is provided with an air inlet 121 and a charging interface 122; the air inlet 121 is used to allow external air to enter the housing 10 during the suction process; the charging interface 122 is such as a USB type-C interface, a Pin needle interface etc., after being connected with an external power source or an adapter, it is used to charge the aerosol generating device.
  • FIG. 3 the internal structure of the housing 10 is shown in FIG. 3 , including:
  • a heater 30 surrounding and delimiting a chamber for receiving the aerosol-generating article A; and for heating the aerosol-generating article A to generate an aerosol for inhalation;
  • Electric core 130 used for power supply
  • the circuit board 140 is used to guide current between the battery cell 130 and the heater 30 .
  • the heater 30 is an infrared emitter that heats the aerosol-generating article A by radiating infrared rays.
  • the heater 30 is a resistance heater, and Joule heat is generated by the direct current provided by the circuit board 140 .
  • the heater 30 is a susceptor that is penetrated by a changing magnetic field and generates heat.
  • a tubular element 20 positioned in front of the heater 30 and the air inlet 122 along the length direction is also provided in the casing 10, and the tubular element 20 is used for supplying air into the cavity during the suction process.
  • Chamber and/or flow path of aerosol-generating article A; see FIG. 3 As shown by the middle arrow R, during the suction process, external air enters through the air intake hole 122, and enters the chamber and/or the aerosol-generating product A through the tubular element 20, until it passes through the aerosol-generating product A and is released by the user. Snorting.
  • an upper support member 60 and a lower support member 70 are also provided in the casing 10; both the upper support member 60 and the lower support member 70 are designed in a hollow ring shape.
  • the upper support member 60 provides support for the heater 30 at the end near the proximal end 110
  • the lower support member 70 provides support for the heater 30 at the end near the distal end 120, so that the heater 30 is stably assembled in the housing 10 .
  • FIG. 4 to Fig. 6 show the schematic diagram of a preferred embodiment of heater 30; Heater 30 comprises in this embodiment:
  • the infrared heating element 31 is configured as a tubular shape that surrounds and limits the chamber; specifically, in the implementation, the infrared heating element 31 includes a tubular substrate 311 that can transmit infrared rays, and an outer surface formed on the outer surface of the tubular substrate 311 by spraying or deposition. Infrared emitting coating 312 .
  • the tubular base 311, the tubular base 311 is used as a rigid carrier and an object for accommodating the aerosol-generating product A, which can be made of high-temperature-resistant and infrared-transmitting materials such as quartz glass, ceramics, or mica; it is preferably transparent
  • the material for example, adopts a high-temperature-resistant material with an infrared transmittance of more than 95%; the inner space of the tubular base 311 forms a chamber for accommodating and heating the aerosol-generating product A;
  • An infrared emission coating 312 is formed on at least a part of the outer surface of the tubular base 311.
  • the infrared emission coating 312 is an electro-induced infrared emission coating, which can generate heat by itself and generate aerosol to the aerosol received in the chamber when electrified.
  • the product A radiates infrared rays that can be used to heat the aerosol-generating product A, such as the above far infrared rays of 3 ⁇ m to 15 ⁇ m.
  • the wavelength of the infrared rays matches the absorption wavelength of the volatile components of the aerosol-generating article A, the energy of the infrared rays is readily absorbed by the aerosol-generating article A.
  • this type of electrogenic infrared emitting coating 312 is preferably composed of oxides of at least one metal element such as Mg, Al, Ti, Zr, Mn, Fe, Co, Ni, Cu, Cr, etc., These metal oxides will radiate the above far-infrared rays with heating effect when powered; the thickness can preferably be controlled from 30 ⁇ m to 50 ⁇ m; the way of forming on the surface of the substrate 311 can spray the oxides of the above metal elements on the substrate by plasma spraying The outer surface of 311 is post-cured.
  • metal element such as Mg, Al, Ti, Zr, Mn, Fe, Co, Ni, Cu, Cr, etc.
  • the method of supplying power to the infrared emitting coating 312 can be through setting or welding electrode rings at both ends of the infrared emitting coating 312, and then connecting to the circuit board 140 through a wire, and then supplying power to the infrared emitting coating 312.
  • Layer 312 is powered to radiate infrared light.
  • the infrared heating element 31 is powered to radiate infrared rays by directly soldering wires to the two ends of the infrared emitting coating 312 and connecting the wires to the circuit board 140 .
  • the infrared emitting coating 312 may also be formed on the inner surface of the substrate 311 .
  • the heater 30 also includes:
  • the first thermocouple material coating 32 and the second thermocouple material coating 33 are respectively made of nickel, iron, nickel-chromium alloy, nickel-silicon alloy, nickel-chromium-copper, constantan, iron-chromium alloy, platinum-rhodium alloy Two different materials such as thermocouple materials are sprayed or deposited.
  • the first thermocouple material coating 32 and the second thermocouple material coating 33 are insulated from the surface of the infrared heating element 31 .
  • the first thermocouple material coating 32 and the second thermocouple material coating 33 are sprayed for temperature measurement by forming an insulating layer on the surface of the outer emitting element 31 .
  • the first thermocouple material coating 32 and the second thermocouple material coating 33 are annular coatings around the infrared heating element 31; and, the first thermocouple material coating 32 is close to the axial direction of the heater 30 At the first end 310 , the second thermocouple material coating 33 is close to the second end 320 in the axial direction of the heater 30 . And, the first thermocouple material coating 32 and the second thermocouple material coating 33 are in contact, or at least partially overlap, thereby forming an electrical connection therebetween.
  • the first thermocouple material coating 32 and the second thermocouple material coating 33 are respectively connected to the circuit board 140 by wires, so that the circuit board 140 can obtain the heater 30 by sampling the thermoelectric potential difference between them. temperature.
  • the lead wire is welded on the first thermocouple material coating 32 near the first end 310, and after the second thermocouple material coating 33 is welded near the second end 320, the lead wires are connected respectively. to circuit board 140 .
  • the heater 30 also includes:
  • the first electrode coating 341 is formed at the position of the infrared heating element 31 close to the first end 310; the first electrode coating 341 partially overlaps or contacts the first thermocouple material coating 32 to form communication, and is insulated from the infrared heating element 31 ;
  • the second electrode coating 342 is formed at the position of the infrared heating element 31 close to the second end 320; the second electrode coating 342 partially overlaps or contacts the second thermocouple material coating 33 to form communication, and is insulated from the infrared heating element 31 ;
  • thermocouple material coating 32 and the second thermocouple material coating 32 can be measured.
  • the thermoelectric potential between the coatings 33 is used to obtain the temperature of the heater 30.
  • Both the first electrode coating 341 and the second electrode coating 342 are ring-shaped.
  • the first electrode coating 341 and the second electrode coating 342 can be electrode coatings formed by dipping or coating, and generally can be silver, gold, palladium, platinum, copper, nickel, molybdenum with low resistivity. , tungsten, niobium or their metals or alloys.
  • electrode rings, patch electrodes, point electrodes, plate electrodes, etc. which are respectively arranged on the first thermocouple material coating 32 and the second thermocouple material coating 33 by means of riveting or welding, etc. At least one of electrodes, track electrodes, coating electrodes, etc., facilitates forming a connection with the circuit board 140 .
  • first thermocouple material coating 32 and the second thermocouple material coating 33 have substantially the same extension length. Moreover, the extension lengths of the first thermocouple material coating 32 and the second thermocouple material coating 33 are smaller than the extension length of the infrared emitting coating 312 .
  • the infrared heating element 31 is made of a non-electric infrared emitting element by changing the material; instead, the infrared heating element 31 is a thermal infrared heating element 31 .
  • coatings made of thermal infrared emitting materials such as ceramic materials such as zirconia, or Fe-Mn-Cu metals, tungsten, or transition metals and their oxide materials can be excited by heat to radiate infrared rays.
  • the resistance of the first thermocouple material coating 32 and the second thermocouple material coating 33 is controlled to a thickness of about 10-30 ⁇ m by thickness, and the first thermocouple material coating in series is made 32 and the second thermocouple material coating 33 have a total series resistance of about 0.5 ⁇ to 3 ⁇ . Then the first thermocouple material coating 32 and the second thermocouple material coating 33 can be used as the function of the resistance heating element, and are powered by the first electrode coating 341 and the second electrode coating 342 to generate Joule heat, and the thermally induced The infrared heating element 31 radiates infrared rays.
  • thermocouple material coating 32 and the second thermocouple material coating 33 are formed on the outside of the infrared heating element 31 .
  • first thermocouple material coating 32 and the second thermocouple material coating 33 are formed on the inner surface of the infrared heating element 31 by means of transfer printing, deposition and the like.
  • the first thermocouple material coating 32 and the second thermocouple material coating 33 are located outside the infrared emitting coating 312; that is, the first thermocouple material coating 32 and the second thermocouple material coating
  • the coating 33 is not located inside the infrared emitting coating 312 to avoid blocking the infrared radiation emitted by the infrared emitting coating 312 to the aerosol generating article.
  • Fig. 7 and Fig. 8 show a schematic diagram of a heater 30 in yet another variant embodiment; in an embodiment, the heater 30 includes:
  • Infrared heating element 31a which in this embodiment is an electrogenic infrared heating element 31a.
  • the infrared heating element 31a includes: a tubular base 311a and an electro-infrared emitting coating 312a formed outside the tubular base 311a; and a third electrode coating 351a at the first end 310a, a fourth electrode at the second end 320a
  • the coating 352a in combination with the electro-infrared emitting coating 312a, supplies power to the infrared emitting coating 312a.
  • Heater 30 also includes:
  • the first thermocouple material coating 32a and the second thermocouple material coating 33a are arranged in sequence along the circumference of the infrared heating element 31a; the first thermocouple material coating 32a and the second thermocouple material coating 33a are at least partly in contact or overlapping, and have different thermocouple materials to form a thermocouple for sensing the temperature of the heater 30 .
  • thermocouple material coating 32a and/or the second thermocouple material coating 33a are substantially arc-shaped; the arc of the first thermocouple material coating 32a and/or the second thermocouple material coating 33a along the circumferential direction If the size is larger than ⁇ , they partially overlap to form connection and conduction.
  • thermocouple material coating 32a and/or the second thermocouple material coating 33a extend between the third electrode coating 351a and the fourth electrode coating 352a, and are connected to the third electrode coating 351a and the fourth electrode coating 351a.
  • the electrode coatings 352a are maintained at a distance from each other.
  • the first thermocouple material coating 32a and/or the second thermocouple material coating 33a are connected to the circuit board 140 through electrode rings, electrode tabs, point electrodes, leads, and the like.
  • the first electrode coating 341a is formed on the first thermocouple material coating 32a, and is elongated and elongated; the second electrode coating 342a is formed on the first thermocouple material coating 32a.
  • the second thermocouple material coating 33a is in the shape of an elongated strip; the first electrode coating 341a and the second electrode coating 342a are connected to the circuit board 140 to facilitate temperature measurement.
  • the infrared heating element 31a is a thermotropic infrared heating element 31a, that is, the material of the infrared emitting coating 312a therein is a thermotropic infrared emitting material.
  • the third electrode coating 351a and the fourth electrode coating 352a can be omitted or removed.
  • the first thermocouple material coating 32a and the second thermocouple material coating 33a, as resistance heating elements generate heat under the power supplied by the first electrode coating 341a and the second electrode coating 342a, so that thermally induced infrared heating The element 31a radiates infrared rays.
  • FIG. 9 shows a schematic diagram of a heater 30 implemented in another variation.
  • the heater 30b of this embodiment includes:
  • the infrared heating element 31b includes a substrate 311b and an infrared emission coating 312b formed on the substrate 311b; the extension length of the infrared emission coating 312b is less than the extension length of the extension length; and the infrared emission coating 312b may be an electro-induced infrared emission coating, or thermotropic infrared emitting coatings;
  • the first thermocouple material coating 32b and the second thermocouple material coating 33b are stacked on each other; specifically, they may be stacked in sequence by spraying or depositing; wherein, the second thermocouple material coating 33b is located at the first A thermocouple material coating 32b and at least partially surrounds the first thermocouple material coating 32b to form a thermocouple for temperature measurement.
  • the first thermocouple material coating 32b has a bare portion 321b not covered by the second thermocouple material coating 33b ; then in practice, by soldering lead wires, sleeve electrode rings, crimping electrical contacts, etc. with the circuit board 140 on the surface of the second thermocouple material coating 33b and the exposed part 321b of the first thermocouple material coating 32b respectively connect.
  • the infrared emitting coating 312b is an electro-induced infrared emitting coating
  • the infrared emitting coating 312b has a first exposed region 3121b and a second exposed region 3122b exposed outside the first thermocouple material coating 32b, so that It is used for spraying the electrode coating, or covering the electrode ring, or welding the lead wire, or connecting with the circuit board 140 against the electric contact.
  • FIG. 10 shows a schematic diagram of a heater 30 implemented in another variation.
  • the heater 30c of this embodiment includes:
  • the infrared heating element 31c includes a substrate 311c; the substrate 311c has a first section 3111c and a second section 3112c arranged in sequence along the axial direction; the infrared heating element 31c also includes an infrared emitting coating formed on the first section 3111c 312c;
  • thermocouple material coating 32c and the second thermocouple material coating 33c are layered on the second section 3112c of the substrate 311c to form a thermocouple for sensing the temperature of the heater 30; the first thermocouple Couple material coating 32c and second thermocouple material coating 33c are in contact with infrared emitting coating 312c.
  • the first position B1 and the second position B2 of the electro-infrared emitting coating 312 c are connected to the circuit board 140 by welding lead wires, sleeve electrode rings, abutting electrical contacts, and the like.
  • the outer surface of the second thermocouple material coating 33c and the exposed portion 321c of the first thermocouple material coating 32c are also connected to the circuit board 140 by soldering leads, sleeve electrode rings, abutting electrical contacts, etc., respectively.
  • FIG. 11 shows a schematic diagram of a heater 30 according to yet another embodiment.
  • the heater 30 is configured in the shape of a pin, a needle, a sheet, etc., for insertion into an aerosol-generating product A received in a chamber for heating.
  • the heater 30 includes:
  • the first thermocouple material coating 32d and the second thermocouple material coating 33d are sequentially arranged along the length direction of the resistance heating element 31d or the induction heating element 31d, and they are at least partially are overlapped or contact each other, thereby forming a thermocouple for sensing the temperature of the heater 30 between them.
  • the first thermocouple material coating 32d and the second thermocouple material coating 33d are respectively connected to the circuit board 140 through lead wires, electrode rings and the like.
  • the resistive heating element 31d or the inductive heating element 31d is configured as a tubular shape that surrounds and defines the chamber.
  • the first thermocouple material coating 32d and the second thermocouple material coating 33d may be sequentially formed on the outer surface of the tubular resistance heating element 31d or induction heating element 31d by spraying, dipping and the like.
  • the first thermocouple material coating 32d and the second thermocouple material coating 33d can be sequentially formed on the tubular resistance heating element 31d or induction heating by means of transfer printing, deposition, dip coating, etc. inner surface of element 31d.
  • thermocouple material coating 32d and the second thermocouple material coating 33d may be sequentially stacked from inside to outside along the radial direction of the heater 30 .

Abstract

An aerosol generating device and a heater (30) for an aerosol generating device. The aerosol generating device comprises: a heater (30) used for heating an aerosol generating product (A). The heater (30) comprises a first thermocouple material coating (32) and a second thermocouple material coating (33). The first thermocouple material coating (32) and the second thermocouple material coating (33) have different thermocouple materials, so that a thermocouple for sensing the temperature of the heater (30) is formed between the first thermocouple material coating (32) and the second thermocouple material coating (33). In the aerosol generating device, the thermocouple material coatings of different materials are formed on the heater (30), so that the thermocouple capable of measuring temperature on the basis of a thermoelectric potential is formed, so as to sense the temperature of the heater (30).

Description

气雾生成装置及用于气雾生成装置的加热器Aerosol generating device and heater for aerosol generating device
相关申请的交叉参考Cross References to Related Applications
本申请要求于2022年02月11日提交中国专利局，申请号为202210127417.9，名称为“气雾生成装置及用于气雾生成装置的加热器”的中国专利申请的优先权，其全部内容通过引用结合在本申请中。This application claims the priority of the Chinese patent application with the application number 202210127417.9 entitled "Aerosol Generating Device and Heater for Aerosol Generating Device" submitted to the Chinese Patent Office on February 11, 2022, the entire contents of which are passed References are incorporated in this application.
技术领域technical field
本申请实施例涉及加热不燃烧烟具技术领域，尤其涉及一种气雾生成装置及用于气雾生成装置的加热器。The embodiments of the present application relate to the technical field of heat-not-burn smoking appliances, and in particular to an aerosol generating device and a heater used in the aerosol generating device.
背景技术Background technique
烟制品(例如，香烟、雪茄等)在使用过程中燃烧烟草以产生烟草烟雾。人们试图通过制造在不燃烧的情况下释放化合物的产品来替代这些燃烧烟草的制品。Smoking articles (eg, cigarettes, cigars, etc.) burn tobacco during use to produce tobacco smoke. Attempts have been made to replace these tobacco-burning products by making products that release compounds without burning them.
此类产品的示例为加热装置，其通过加热而不是燃烧材料来释放化合物。例如，该材料可为烟草或其他非烟草产品，这些非烟草产品可包含或可不包含尼古丁。已知的加热装置，通过温度传感器以获取加热器的温度；或者通过检测加热器的电阻值等电特性参数以获取加热器的温度。An example of such a product is a heating device, which releases a compound by heating rather than burning a material. For example, the material may be tobacco or other non-tobacco products, which may or may not contain nicotine. A known heating device obtains the temperature of the heater through a temperature sensor; or obtains the temperature of the heater by detecting electrical characteristic parameters such as a resistance value of the heater.
申请内容application content
本申请的一个实施例提供一种气雾生成装置，被配置为加热气溶胶生成制品生成气溶胶；包括：One embodiment of the present application provides an aerosol generating device configured to heat an aerosol generating product to generate an aerosol; comprising:
加热器，用于加热气溶胶生成制品；所述加热器包括有第一热电偶材料涂层和第二热电偶材料涂层；所述第一热电偶材料涂层和第二热电偶材料涂层具有不同的热电偶材料，以在所述第一热电偶材料涂层和第二热电偶材料涂层之间形成用于感测所述加热器温度的热电偶。A heater for heating an aerosol-generating article; said heater comprising a first thermocouple material coating and a second thermocouple material coating; said first thermocouple material coating and second thermocouple material coating There are different thermocouple materials to form a thermocouple between the first coating of thermocouple material and the second coating of thermocouple material for sensing the temperature of the heater.
优选的实施中，所述第一热电偶材料涂层包括镍、铁、镍铬合金、镍硅合金、镍铬-考铜、康青铜、铁铬合金、铂铑合金中的一种，所述第二热电偶材料涂层包括镍、铁、镍铬合金、镍硅合金、镍铬-考铜、 康青铜、铁铬合金、铂铑合金中的另一种。In a preferred implementation, the first thermocouple material coating includes one of nickel, iron, nickel-chromium alloy, nickel-silicon alloy, nickel-chromium-copper, constantan, iron-chromium alloy, and platinum-rhodium alloy. Secondary thermocouple material coatings include nickel, iron, nickel-chromium alloy, nickel-silicon alloy, nickel-chromium-copper, Another of Kang Bronze, Iron-Chromium Alloy, and Platinum-Rhodium Alloy.
优选的实施中，所述第一热电偶材料涂层和/或第二热电偶材料涂层的厚度为10～30μm。In a preferred implementation, the thickness of the first thermocouple material coating and/or the second thermocouple material coating is 10-30 μm.
可选的实施中，所述第一热电偶材料涂层和第二热电偶材料涂层至少部分是重叠或相邻接触的。In an optional implementation, the first thermocouple material coating and the second thermocouple material coating are at least partially overlapped or in adjacent contact.
可选的实施中，所述加热器包括：In optional implementation, the heater includes:
加热元件，用于加热气溶胶生成制品；a heating element for heating the aerosol-generating article;
所述第一热电偶材料涂层和第二热电偶材料涂层形成于所述加热元件上。The first coating of thermocouple material and the second coating of thermocouple material are formed on the heating element.
可选的实施中，所述加热元件包括电阻加热元件、感应加热元件或红外加热元件中的至少一种。In an optional implementation, the heating element includes at least one of a resistance heating element, an induction heating element or an infrared heating element.
可选的实施中，所述加热元件被构造成是能***至气溶胶生成制品内的销钉或针状或片状；In an optional implementation, the heating element is configured as a pin or needle or sheet that can be inserted into the aerosol generating product;
或，所述加热元件被构造成是围绕气溶胶生成制品的管状或筒状。Alternatively, the heating element is configured as a tube or cartridge surrounding the aerosol-generating article.
可选的实施中，所述第一热电偶材料涂层和/或第二热电偶材料涂层被构造成是围绕所述加热元件的环形；In an optional implementation, the first thermocouple material coating and/or the second thermocouple material coating is configured as a ring around the heating element;
或，所述第一热电偶材料涂层和/或第二热电偶材料涂层被构造成是沿所述加热元件的周向延伸的弧形。Or, the first thermocouple material coating and/or the second thermocouple material coating are configured as an arc extending along the circumference of the heating element.
可选的实施中，还包括：Optional implementations also include:
腔室，用于接收气溶胶生成制品；a chamber for receiving an aerosol-generating article;
所述加热元件被构造成至少部分围绕所述腔室，并具有沿所述加热元件的径向方向相背离的内侧和外侧；the heating element is configured to at least partially surround the chamber and have inner and outer sides facing away in a radial direction of the heating element;
所述第一热电偶材料涂层和第二热电偶材料涂层均布置于所述加热元件的内侧，或均布置于所述加热元件的外侧。The first coating of thermocouple material and the second coating of thermocouple material are both arranged on the inside of the heating element, or both are arranged on the outside of the heating element.
可选的实施中，所述第一热电偶材料涂层和第二热电偶材料涂层是沿所述加热元件的径向方向由内向外依次布置的。In an optional implementation, the first thermocouple material coating and the second thermocouple material coating are sequentially arranged from inside to outside along the radial direction of the heating element.
可选的实施中，所述第一热电偶材料涂层和第二热电偶材料涂层沿所述加热元件的长度方向依次布置；In an optional implementation, the first thermocouple material coating and the second thermocouple material coating are arranged in sequence along the length direction of the heating element;
或，所述第一热电偶材料涂层和第二热电偶材料涂层沿所述加热元件的周向方向依次布置。Or, the first thermocouple material coating and the second thermocouple material coating are sequentially arranged along the circumferential direction of the heating element.
可选的实施中，所述加热器还包括：In optional implementation, the heater also includes:
第一电极，与所述第一热电偶材料涂层导电连接；第二电极，与所述第二热电偶材料涂层导电连接；以通过所述第一电极和第二电极在使用中检测所述加热器的温度。A first electrode electrically conductively connected to the first thermocouple material coating; a second electrode electrically conductively connected to the second thermocouple material coating; to detect the detected thermocouple in use through the first electrode and the second electrode the temperature of the heater.
可选的实施中，所述第一电极和/或第二电极包括环电极、贴片电 极、板电极、点电极、涂层电极中的至少一种。In an optional implementation, the first electrode and/or the second electrode includes a ring electrode, a patch electrode At least one of electrodes, plate electrodes, point electrodes, and coating electrodes.
可选的实施中，所述第一电极和第二电极还被配置为引导直流电流流经所述第一热电偶材料涂层和第二热电偶材料涂层，以使所述第一热电偶材料涂层和第二热电偶材料涂层产生焦耳热；In an optional implementation, the first electrode and the second electrode are further configured to guide a direct current to flow through the first thermocouple material coating and the second thermocouple material coating, so that the first thermocouple The material coating and the second thermocouple material coating generate Joule heating;
所述加热元件是热致的红外加热元件，并被配置为接收所述第一热电偶材料涂层和第二热电偶材料涂层的焦耳热进而向气溶胶生成制品辐射的红外线，以加热气溶胶生成制品。The heating element is a thermotropic infrared heating element configured to receive Joule heat from the first thermocouple material coating and the second thermocouple material coating to radiate infrared rays to the aerosol-generating article to heat the gas. Sol-forming products.
可选的实施中，所述第一热电偶材料涂层和第二热电偶材料涂层在直流电流的流动路径上是串联的。In an optional implementation, the first thermocouple material coating and the second thermocouple material coating are connected in series on the direct current flow path.
优选的实施中，所述第一热电偶材料涂层和第二热电偶材料涂层的总电阻介于0.5Ω～3Ω。In a preferred implementation, the total resistance of the first thermocouple material coating and the second thermocouple material coating is between 0.5Ω and 3Ω.
可选的实施中，还包括：Optional implementations also include:
腔室，用于接收气溶胶生成制品；a chamber for receiving an aerosol-generating article;
所述加热元件包括：The heating element includes:
基体，至少部分围绕所述腔室；a substrate at least partially surrounding the chamber;
红外发射涂层，形成于所述基体上，并被配置为向气溶胶生成制品辐射红外线以加热气溶胶生成制品。An infrared emitting coating, formed on the substrate, is configured to radiate infrared light toward the aerosol-generating article to heat the aerosol-generating article.
可选的实施中，所述第一热电偶材料涂层和第二热电偶材料涂层位于所述红外发射涂层外，以防止阻挡所述红外发射涂层向气溶胶生成制品辐射的红外线。In an optional implementation, the first thermocouple material coating and the second thermocouple material coating are located outside the infrared emitting coating, so as to prevent blocking infrared rays radiated from the infrared emitting coating to the aerosol generating article.
可选的实施中，所述红外发射涂层沿所述加热器的长度方向的延伸尺寸，大于所述第一热电偶材料涂层和/或第二热电偶材料涂层沿所述加热器的长度方向的延伸尺寸。In an optional implementation, the extension dimension of the infrared emitting coating along the length direction of the heater is larger than that of the first thermocouple material coating and/or the second thermocouple material coating along the heater. The extended dimension in the length direction.
本申请的又一个实施例还提出一种用于气雾生成装置的加热器，包括：基体，以及设置于所述基体上的第一热电偶材料涂层和第二热电偶材料涂层；所述第一热电偶材料涂层和第二热电偶材料涂层具有不同的热电偶材料，以在所述第一热电偶材料涂层和第二热电偶材料涂层之间形成用于感测所述加热器温度的热电偶。Another embodiment of the present application also proposes a heater for an aerosol generating device, including: a substrate, and a first thermocouple material coating and a second thermocouple material coating disposed on the substrate; The first coating of thermocouple material and the second coating of thermocouple material have different thermocouple materials to form between the first coating of thermocouple material and the second coating of thermocouple material for sensing the A thermocouple for the heater temperature.
在一些实施中，所述加热器还包括：In some implementations, the heater also includes:
加热元件，用于加热；所述加热元件设置于所述基体上。The heating element is used for heating; the heating element is arranged on the base.
在又一些实施中，所述加热器包括用于加热的加热元件；并由该加热元件配置为所述基体。In yet other implementations, the heater includes a heating element for heating; and the substrate is configured by the heating element.
以上气雾生成装置，通过在加热器上形成不同材质的热电偶材料涂层，形成能具有基于热电势测温的热电偶，以感测加热器的温度。 In the above aerosol generating device, by forming thermocouple material coatings of different materials on the heater, a thermocouple capable of measuring temperature based on thermoelectric potential is formed to sense the temperature of the heater.
附图说明Description of drawings
一个或多个实施例通过与之对应的附图中的图片进行示例性说明，这些示例性说明并不构成对实施例的限定，附图中具有相同参考数字标号的元件表示为类似的元件，除非有特别申明，附图中的图不构成比例限定。One or more embodiments are exemplified by the pictures in the corresponding drawings, and these exemplifications do not constitute a limitation to the embodiments. Elements with the same reference numerals in the drawings represent similar elements. Unless otherwise stated, the drawings in the drawings are not limited to scale.
图1是一实施例提供的气雾生成装置一个视角的示意图；Fig. 1 is a schematic diagram of an angle of view of an aerosol generating device provided by an embodiment;
图2是图1中气雾生成装置又一个视角的示意图；Fig. 2 is a schematic diagram of another viewing angle of the aerosol generating device in Fig. 1;
图3是图1中气雾生成装置又一个视角的剖面示意图；Fig. 3 is a schematic cross-sectional view of another viewing angle of the aerosol generating device in Fig. 1;
图4是一个实施例的加热器的结构示意图；Fig. 4 is the structural representation of the heater of an embodiment;
图5是图4中加热器一个视角的剖面示意图；Fig. 5 is a schematic cross-sectional view of a viewing angle of the heater in Fig. 4;
图6是图4中加热器各部分的分解示意图；Fig. 6 is an exploded schematic diagram of various parts of the heater in Fig. 4;
图7是又一个实施例的加热器的结构示意图；Fig. 7 is a structural schematic diagram of a heater in another embodiment;
图8是图7中加热器各部分的分解示意图；Fig. 8 is an exploded schematic diagram of various parts of the heater in Fig. 7;
图9是又一个实施例的加热器的结构示意图；Fig. 9 is a schematic structural view of a heater in another embodiment;
图10是又一个实施例的加热器的结构示意图；Fig. 10 is a schematic structural view of a heater in another embodiment;
图11是又一个实施例的加热器的结构示意图。Fig. 11 is a schematic structural view of a heater in another embodiment.
具体实施方式Detailed ways
为了便于理解本申请，下面结合附图和具体实施方式，对本申请进行更详细的说明。需要说明的是，当元件被表述“固定于”另一个元件，它可以直接在另一个元件上、或者其间可以存在一个或多个居中的元件。当一个元件被表述“连接”另一个元件，它可以是直接连接到另一个元件、或者其间可以存在一个或多个居中的元件。本说明书所使用的术语“上”、“下”、“左”、“右”、“内”、“外”以及类似的表述只是为了说明的目的。In order to facilitate the understanding of the present application, the present application will be described in more detail below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that when an element is said to be "fixed" to another element, it may be directly on the other element, or there may be one or more intervening elements therebetween. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or one or more intervening elements may be present therebetween. The terms "upper", "lower", "left", "right", "inner", "outer" and similar expressions are used in this specification for the purpose of description only.
除非另有定义，本说明书所使用的所有的技术和科学术语与属于本申请的技术领域的技术人员通常理解的含义相同。本说明书中在本申请的说明书中所使用的术语只是为了描述具体的实施方式的目的，不是用于限制本申请。本说明书所使用的术语“和/或”包括一个或多个相关的所列项目的任意的和所有的组合。Unless otherwise defined, all technical and scientific terms used in this specification have the same meaning as commonly understood by one of ordinary skill in the technical field of this application. The terminology used in the description of the present application is only for the purpose of describing a specific embodiment, and is not used to limit the present application. The term "and/or" used in this specification includes any and all combinations of one or more of the associated listed items.
本申请的一个实施例提出一种加热而非燃烧气溶胶生成制品例如烟支，进而使气溶胶生成制品的至少一种成分挥发或释放形成供吸食的气溶胶的气雾生成装置。One embodiment of the present application proposes an aerosol generating device that heats rather than burns an aerosol generating product such as a cigarette, thereby volatilizing or releasing at least one component of the aerosol generating product to form an aerosol for inhalation.
基于优选的实施中，气雾生成装置对气溶胶生成制品的加热的是通 过辐射具有加热效果的远红外线的方式进行的；例如3μm～15μm的远红外线，使用中当红外线的波长与气溶胶生成制品的挥发性成分吸收波长匹配时，红外线的能量易于被气溶胶生成制品吸收，进而气溶胶生成制品被加热从而使至少一种挥发性成分挥发，生成供吸食的气溶胶。Based on the preferred implementation, the aerosol-generating device heats the aerosol-generating article by It is carried out by radiating far-infrared rays with a heating effect; for example, far-infrared rays of 3 μm to 15 μm, when the wavelength of infrared rays matches the absorption wavelength of volatile components of aerosol-generating products during use, the energy of infrared rays is easily absorbed by aerosol-generating products Absorption, whereby the aerosol-generating article is heated to volatilize at least one volatile component to generate an aerosol for inhalation.
进一步在可选的实施中，气溶胶生成制品A优选采用被加热时从基质中释放的挥发化合物的含烟草的材料；或者也可以是能够加热之后适合于电加热发烟的非烟草材料。气溶胶生成制品A优选采用固体基质，可以包括香草叶、烟叶、均质烟草、膨胀烟草中的一种或多种的粉末、颗粒、碎片细条、条带或薄片中的一种或多种；或者，固体基质可以包含附加的烟草或非烟草的挥发性香味化合物，以在基质受热时被释放。Further in an optional implementation, the aerosol-generating product A preferably uses a tobacco-containing material that releases volatile compounds from the matrix when heated; or it can also be a non-tobacco material that is suitable for electric heating and smoking after heating. The aerosol-generating product A preferably adopts a solid substrate, which may include one or more of powder, granules, shredded strips, strips or flakes of one or more of vanilla leaves, tobacco leaves, homogenized tobacco, and expanded tobacco; Alternatively, the solid matrix may contain additional tobacco or non-tobacco volatile flavor compounds to be released when the matrix is heated.
本发明一实施例的气雾生成装置的构造可以参见图1至图2所示，装置的外形整体大致被构造为扁筒形状，气雾生成装置的外部构件包括：The structure of the aerosol generating device according to an embodiment of the present invention can be referred to as shown in Figures 1 to 2. The overall shape of the device is roughly shaped as a flat cylinder, and the external components of the aerosol generating device include:
壳体10，其内部为中空的构造，进而形成可用于红外辐射等必要功能部件的装配空间；壳体10具有沿长度方向相对的近端110和远端120；其中：The housing 10 has a hollow structure inside to form an assembly space for necessary functional components such as infrared radiation; the housing 10 has a proximal end 110 and a distal end 120 opposite along the length direction; wherein:
近端110设置有接收孔111，气溶胶生成制品A可通过该接收孔111接收于壳体10内被加热或从壳体10内移出；The proximal end 110 is provided with a receiving hole 111 through which the aerosol-generating product A can be received in the casing 10 to be heated or removed from the casing 10;
远端120设置有进气孔121和充电接口122；进气孔121用于在抽吸的过程中供外部空气进入至壳体10内；充电接口122例如USB type-C接口、Pin针式接口等，通过与外部电源或适配器连接之后，用于为气雾生成装置进行充电。The distal end 120 is provided with an air inlet 121 and a charging interface 122; the air inlet 121 is used to allow external air to enter the housing 10 during the suction process; the charging interface 122 is such as a USB type-C interface, a Pin needle interface etc., after being connected with an external power source or an adapter, it is used to charge the aerosol generating device.
进一步壳体10内部的构造参见图3所示，包括：Further, the internal structure of the housing 10 is shown in FIG. 3 , including:
加热器30，围绕并界定接收气溶胶生成制品A的腔室；并用于对气溶胶生成制品A进行加热以生成供抽吸的气溶胶；a heater 30 surrounding and delimiting a chamber for receiving the aerosol-generating article A; and for heating the aerosol-generating article A to generate an aerosol for inhalation;
电芯130，用于供电；Electric core 130, used for power supply;
电路板140，用于在电芯130与加热器30之间引导电流。The circuit board 140 is used to guide current between the battery cell 130 and the heater 30 .
在该实施图3所示的可选实施中，加热器30是通过辐射红外线进而加热气溶胶生成制品A的红外发射器。或者在又一些变化的实施中，加热器30是电阻加热器，通过由电路板140提供的直流电流进而产生焦耳热。或者在又一些变化的实施中，加热器30是被变化的磁场穿透而发热的感受器。In an alternative embodiment of this embodiment shown in FIG. 3 , the heater 30 is an infrared emitter that heats the aerosol-generating article A by radiating infrared rays. Or in still some alternative implementations, the heater 30 is a resistance heater, and Joule heat is generated by the direct current provided by the circuit board 140 . Or in still some alternative implementations, the heater 30 is a susceptor that is penetrated by a changing magnetic field and generates heat.
进一步参见图3所示的实施例，外壳10内还设有沿长度方向位于加热器30与进气孔122之前的管状元件20，该管状元件20用于在抽吸的过程中供空气进入腔室和/或气溶胶生成制品A的流动路径；参见图3 中箭头R所示，在抽吸的过程中，外部空气通过进气孔122进入，并经管状元件20进入至腔室和/或气溶胶生成制品A，直至穿过气溶胶生成制品A被用户吸食。Referring further to the embodiment shown in FIG. 3 , a tubular element 20 positioned in front of the heater 30 and the air inlet 122 along the length direction is also provided in the casing 10, and the tubular element 20 is used for supplying air into the cavity during the suction process. Chamber and/or flow path of aerosol-generating article A; see FIG. 3 As shown by the middle arrow R, during the suction process, external air enters through the air intake hole 122, and enters the chamber and/or the aerosol-generating product A through the tubular element 20, until it passes through the aerosol-generating product A and is released by the user. Snorting.
进一步参见图3所示，壳体10内还设有上支撑件60和下支撑件70；上支撑件60和下支撑件70均大致呈具有中空的环形形状设计。其中，上支撑件60在靠近近端110的一端对加热器30提供支撑，下支撑件70在靠近远端120的一端对加热器30提供支撑，以使加热器30稳定装配在壳体10内。Further referring to FIG. 3 , an upper support member 60 and a lower support member 70 are also provided in the casing 10; both the upper support member 60 and the lower support member 70 are designed in a hollow ring shape. Wherein, the upper support member 60 provides support for the heater 30 at the end near the proximal end 110, and the lower support member 70 provides support for the heater 30 at the end near the distal end 120, so that the heater 30 is stably assembled in the housing 10 .
进一步图4至图6示出了加热器30一个优选实施例的示意图；该实施例中加热器30包括：Further Fig. 4 to Fig. 6 show the schematic diagram of a preferred embodiment of heater 30; Heater 30 comprises in this embodiment:
红外加热元件31，被构造成是围绕并界定腔室的管状形状；具体，的实施中，红外加热元件31包括可透红外的管状基体311、以及通过喷涂或沉积形成于管状基体311外表面的红外发射涂层312。The infrared heating element 31 is configured as a tubular shape that surrounds and limits the chamber; specifically, in the implementation, the infrared heating element 31 includes a tubular substrate 311 that can transmit infrared rays, and an outer surface formed on the outer surface of the tubular substrate 311 by spraying or deposition. Infrared emitting coating 312 .
其中，管状基体311，该管状基体311作为刚性载体以及容纳气溶胶生成制品A的物件，在实施中可以采用由石英玻璃、陶瓷或云母等耐高温且透红外的材料制成；优选是透明的材质，比如采用红外线透过率在95％以上的耐高温材料；该管状基体311的内部空间形成用于容纳并加热气溶胶生成制品A的腔室；Among them, the tubular base 311, the tubular base 311 is used as a rigid carrier and an object for accommodating the aerosol-generating product A, which can be made of high-temperature-resistant and infrared-transmitting materials such as quartz glass, ceramics, or mica; it is preferably transparent The material, for example, adopts a high-temperature-resistant material with an infrared transmittance of more than 95%; the inner space of the tubular base 311 forms a chamber for accommodating and heating the aerosol-generating product A;
红外发射涂层312，形成于管状基体311的至少一部分外表面，该红外发射涂层312是电致的红外发射涂层，可在通电情况下能够自身发热并向接收于腔室内的气溶胶生成制品A辐射具有可用于加热气溶胶生成制品A的红外线，例如以上的3μm～15μm的远红外线。当红外线的波长与气溶胶生成制品A的挥发性成分吸收波长匹配时，红外线的能量易于被气溶胶生成制品A吸收。在优选的实施中，这一类电致的红外发射涂层312是优选由Mg、Al、Ti、Zr、Mn、Fe、Co、Ni、Cu、Cr等至少一种金属元素的氧化物组成，这些金属氧化物在被供电时即会辐射以上具有加热效用的远红外线；厚度优选可以控制30μm～50μm；形成于基体311表面的方式可以将以上金属元素的氧化物通过等离子喷涂的方式喷涂在基体311外表面后固化即得。An infrared emission coating 312 is formed on at least a part of the outer surface of the tubular base 311. The infrared emission coating 312 is an electro-induced infrared emission coating, which can generate heat by itself and generate aerosol to the aerosol received in the chamber when electrified. The product A radiates infrared rays that can be used to heat the aerosol-generating product A, such as the above far infrared rays of 3 μm to 15 μm. When the wavelength of the infrared rays matches the absorption wavelength of the volatile components of the aerosol-generating article A, the energy of the infrared rays is readily absorbed by the aerosol-generating article A. In a preferred implementation, this type of electrogenic infrared emitting coating 312 is preferably composed of oxides of at least one metal element such as Mg, Al, Ti, Zr, Mn, Fe, Co, Ni, Cu, Cr, etc., These metal oxides will radiate the above far-infrared rays with heating effect when powered; the thickness can preferably be controlled from 30 μm to 50 μm; the way of forming on the surface of the substrate 311 can spray the oxides of the above metal elements on the substrate by plasma spraying The outer surface of 311 is post-cured.
在一些具体的实施中，向红外发射涂层312供电的方式，可以通过在红外发射涂层312两端分别套设或焊接电极环后，再通过导线连接至电路板140，进而向红外发射涂层312供电使其辐射红外线。In some specific implementations, the method of supplying power to the infrared emitting coating 312 can be through setting or welding electrode rings at both ends of the infrared emitting coating 312, and then connecting to the circuit board 140 through a wire, and then supplying power to the infrared emitting coating 312. Layer 312 is powered to radiate infrared light.
或者在又一些实施中，通过直接在红外发射涂层312的两端分别焊接导线，并由导线连接至电路板140，进而对红外加热元件31供电使其辐射红外线。 Or in some other implementations, the infrared heating element 31 is powered to radiate infrared rays by directly soldering wires to the two ends of the infrared emitting coating 312 and connecting the wires to the circuit board 140 .
在其他的变体实施中，红外发射涂层312还可以是形成于基体311内表面的。In other variant implementations, the infrared emitting coating 312 may also be formed on the inner surface of the substrate 311 .
进一步参见图4至图6所示，加热器30还包括：Referring further to Fig. 4 to Fig. 6, the heater 30 also includes:
形成于红外加热元件31表面的第一热电偶材料涂层32和第二热电偶材料涂层33；第一热电偶材料涂层32和第二热电偶材料涂层33分别采用不同的热电偶材料形成，进而在它们之间形成用于感测红外加热元件31温度的热电偶。具体地，第一热电偶材料涂层32和第二热电偶材料涂层33分别采用镍、铁、镍铬合金、镍硅合金、镍铬-考铜、康青铜、铁铬合金、铂铑合金等热电偶材料中的两种不同材料喷涂或沉积形成。The first thermocouple material coating 32 and the second thermocouple material coating 33 formed on the surface of the infrared heating element 31; the first thermocouple material coating 32 and the second thermocouple material coating 33 respectively adopt different thermocouple materials form, and then form a thermocouple for sensing the temperature of the infrared heating element 31 between them. Specifically, the first thermocouple material coating 32 and the second thermocouple material coating 33 are respectively made of nickel, iron, nickel-chromium alloy, nickel-silicon alloy, nickel-chromium-copper, constantan, iron-chromium alloy, platinum-rhodium alloy Two different materials such as thermocouple materials are sprayed or deposited.
第一热电偶材料涂层32和第二热电偶材料涂层33与红外加热元件31表面是绝缘的。例如在制备中，先通过在外发射元件31表面形成绝缘层后再喷涂第一热电偶材料涂层32和第二热电偶材料涂层33进行测温。The first thermocouple material coating 32 and the second thermocouple material coating 33 are insulated from the surface of the infrared heating element 31 . For example, in the preparation, the first thermocouple material coating 32 and the second thermocouple material coating 33 are sprayed for temperature measurement by forming an insulating layer on the surface of the outer emitting element 31 .
具体地，第一热电偶材料涂层32和第二热电偶材料涂层33均是围绕红外加热元件31的环形涂层；以及，第一热电偶材料涂层32靠近加热器30轴向方向的第一端310，第二热电偶材料涂层33靠近加热器30轴向方向的第二端320。以及，第一热电偶材料涂层32和第二热电偶材料涂层33是接触的，或者至少部分是重叠的，进而在它们之间形成电连接。Specifically, the first thermocouple material coating 32 and the second thermocouple material coating 33 are annular coatings around the infrared heating element 31; and, the first thermocouple material coating 32 is close to the axial direction of the heater 30 At the first end 310 , the second thermocouple material coating 33 is close to the second end 320 in the axial direction of the heater 30 . And, the first thermocouple material coating 32 and the second thermocouple material coating 33 are in contact, or at least partially overlap, thereby forming an electrical connection therebetween.
进一步在一些实施中，第一热电偶材料涂层32和第二热电偶材料涂层33分别通过引线连接至电路板140，进而使电路板140能通过采样它们之间的热电势差获取加热器30的温度。例如，在一个实施中，于第一热电偶材料涂层32上靠近第一端310的位置焊接引线，以及在第二热电偶材料涂层33靠近第二端320的位置焊接引线后，分别连接至电路板140。Further in some implementations, the first thermocouple material coating 32 and the second thermocouple material coating 33 are respectively connected to the circuit board 140 by wires, so that the circuit board 140 can obtain the heater 30 by sampling the thermoelectric potential difference between them. temperature. For example, in one implementation, after the lead wire is welded on the first thermocouple material coating 32 near the first end 310, and after the second thermocouple material coating 33 is welded near the second end 320, the lead wires are connected respectively. to circuit board 140 .
或者在图5至图7所示的优选实施中，加热器30还包括：Or in the preferred implementation shown in FIGS. 5 to 7, the heater 30 also includes:
第一电极涂层341，形成于红外加热元件31靠近第一端310的位置；第一电极涂层341部分与第一热电偶材料涂层32重叠或接触形成连通，并与红外加热元件31绝缘；The first electrode coating 341 is formed at the position of the infrared heating element 31 close to the first end 310; the first electrode coating 341 partially overlaps or contacts the first thermocouple material coating 32 to form communication, and is insulated from the infrared heating element 31 ;
第二电极涂层342，形成于红外加热元件31靠近第二端320的位置；第二电极涂层342部分与第二热电偶材料涂层33重叠或接触形成连通，并与红外加热元件31绝缘；The second electrode coating 342 is formed at the position of the infrared heating element 31 close to the second end 320; the second electrode coating 342 partially overlaps or contacts the second thermocouple material coating 33 to form communication, and is insulated from the infrared heating element 31 ;
进一步电路板140通过电端子、电触头、引线等分别与第一电极涂层341和第二电极涂层342连接后，即可通过测量第一热电偶材料涂层32和第二热电偶材料涂层33之间的热电势以获取加热器30的温度。 Further, after the circuit board 140 is respectively connected to the first electrode coating 341 and the second electrode coating 342 through electrical terminals, electrical contacts, lead wires, etc., the first thermocouple material coating 32 and the second thermocouple material coating 32 can be measured. The thermoelectric potential between the coatings 33 is used to obtain the temperature of the heater 30.
第一电极涂层341和第二电极涂层342均是环形的形状。第一电极涂层341和第二电极涂层342可以为是通过浸渍或涂布等方式形成的电极涂层，通常可以是包括低电阻率的银、金、钯、铂、铜、镍、钼、钨、铌或它们的金属或合金。Both the first electrode coating 341 and the second electrode coating 342 are ring-shaped. The first electrode coating 341 and the second electrode coating 342 can be electrode coatings formed by dipping or coating, and generally can be silver, gold, palladium, platinum, copper, nickel, molybdenum with low resistivity. , tungsten, niobium or their metals or alloys.
或者在又一些实施中，还可以通过分别是铆压或焊接等方式设置于第一热电偶材料涂层32和第二热电偶材料涂层33上的电极环、贴片电极、点电极、板电极、轨道电极、涂层电极等中的至少一种，便于与电路板140形成连接。Or in other implementations, electrode rings, patch electrodes, point electrodes, plate electrodes, etc., which are respectively arranged on the first thermocouple material coating 32 and the second thermocouple material coating 33 by means of riveting or welding, etc. At least one of electrodes, track electrodes, coating electrodes, etc., facilitates forming a connection with the circuit board 140 .
在图中所示的可选实施中，第一热电偶材料涂层32和第二热电偶材料涂层33具有基本相同的延伸长度。并且，第一热电偶材料涂层32和第二热电偶材料涂层33的延伸长度，是小于红外发射涂层312的延伸长度的。In the alternative implementation shown in the figures, the first thermocouple material coating 32 and the second thermocouple material coating 33 have substantially the same extension length. Moreover, the extension lengths of the first thermocouple material coating 32 and the second thermocouple material coating 33 are smaller than the extension length of the infrared emitting coating 312 .
进一步在又一些变化的实施中，通过材料改变，使红外加热元件31是非电致的红外发射元件；而是红外加热元件31是热致的红外加热元件31。例如采用热致的红外发射材料例如陶瓷系材质比如氧化锆、或者Fe-Mn-Cu系金属、钨、或者过度金属及它们的氧化物材质制备的涂层，它们能被热量激发辐射红外线。Further, in still some variant implementations, the infrared heating element 31 is made of a non-electric infrared emitting element by changing the material; instead, the infrared heating element 31 is a thermal infrared heating element 31 . For example, coatings made of thermal infrared emitting materials such as ceramic materials such as zirconia, or Fe-Mn-Cu metals, tungsten, or transition metals and their oxide materials can be excited by heat to radiate infrared rays.
相应地，将第一热电偶材料涂层32和第二热电偶材料涂层33的电阻通过厚度控制在大约10～30μm的厚度，以及通过适当的材料选择使串联的第一热电偶材料涂层32和第二热电偶材料涂层33具有大约0.5Ω到3Ω的串联总电阻。则第一热电偶材料涂层32和第二热电偶材料涂层33能作为电阻加热元件的功能使用，并由第一电极涂层341和第二电极涂层342供电产生焦耳热，激发热致的红外加热元件31辐射红外线。Correspondingly, the resistance of the first thermocouple material coating 32 and the second thermocouple material coating 33 is controlled to a thickness of about 10-30 μm by thickness, and the first thermocouple material coating in series is made 32 and the second thermocouple material coating 33 have a total series resistance of about 0.5Ω to 3Ω. Then the first thermocouple material coating 32 and the second thermocouple material coating 33 can be used as the function of the resistance heating element, and are powered by the first electrode coating 341 and the second electrode coating 342 to generate Joule heat, and the thermally induced The infrared heating element 31 radiates infrared rays.
以上实施中，第一热电偶材料涂层32和第二热电偶材料涂层33是形成于红外加热元件31的外侧的。或者在又一些变化的实施中，第一热电偶材料涂层32和第二热电偶材料涂层33是通过转印、沉积等方式形成于红外加热元件31的内表面的。In the above implementation, the first thermocouple material coating 32 and the second thermocouple material coating 33 are formed on the outside of the infrared heating element 31 . Or in still some implementation changes, the first thermocouple material coating 32 and the second thermocouple material coating 33 are formed on the inner surface of the infrared heating element 31 by means of transfer printing, deposition and the like.
以及，在优选的实施中，第一热电偶材料涂层32和第二热电偶材料涂层33是位于红外发射涂层312外侧的；即第一热电偶材料涂层32和第二热电偶材料涂层33是不位于红外发射涂层312内侧的，以避免阻挡红外发射涂层312向气溶胶生成制品辐射的红外线。And, in a preferred implementation, the first thermocouple material coating 32 and the second thermocouple material coating 33 are located outside the infrared emitting coating 312; that is, the first thermocouple material coating 32 and the second thermocouple material coating The coating 33 is not located inside the infrared emitting coating 312 to avoid blocking the infrared radiation emitted by the infrared emitting coating 312 to the aerosol generating article.
进一步图7和图8示出了又一个变化实施例的加热器30的示意图；在实施例中加热器30包括： Further, Fig. 7 and Fig. 8 show a schematic diagram of a heater 30 in yet another variant embodiment; in an embodiment, the heater 30 includes:
红外加热元件31a，在该实施中红外加热元件31a是电致的红外加热元件31a。红外加热元件31a包括：具有管状基体311a和形成于管状基体311a外的电致的红外发射涂层312a；以及位于第一端310a的第三电极涂层351a、位于第二端320a的第四电极涂层352a，与电致的红外发射涂层312a结合进而对红外发射涂层312a供电。Infrared heating element 31a, which in this embodiment is an electrogenic infrared heating element 31a. The infrared heating element 31a includes: a tubular base 311a and an electro-infrared emitting coating 312a formed outside the tubular base 311a; and a third electrode coating 351a at the first end 310a, a fourth electrode at the second end 320a The coating 352a, in combination with the electro-infrared emitting coating 312a, supplies power to the infrared emitting coating 312a.
加热器30还包括：Heater 30 also includes:
第一热电偶材料涂层32a和第二热电偶材料涂层33a，沿红外加热元件31a的周向依次布置；第一热电偶材料涂层32a和第二热电偶材料涂层33a至少部分是接触或重叠的，并具有不同的热电偶材料进而形成用于感测加热器30温度的热电偶。The first thermocouple material coating 32a and the second thermocouple material coating 33a are arranged in sequence along the circumference of the infrared heating element 31a; the first thermocouple material coating 32a and the second thermocouple material coating 33a are at least partly in contact or overlapping, and have different thermocouple materials to form a thermocouple for sensing the temperature of the heater 30 .
以及，第一热电偶材料涂层32a和/或第二热电偶材料涂层33a基本是弧形；第一热电偶材料涂层32a和/或第二热电偶材料涂层33a沿周向的弧度尺寸是大于π的，则它们部分重叠进而形成连接和导通。And, the first thermocouple material coating 32a and/or the second thermocouple material coating 33a are substantially arc-shaped; the arc of the first thermocouple material coating 32a and/or the second thermocouple material coating 33a along the circumferential direction If the size is larger than π, they partially overlap to form connection and conduction.
以及第一热电偶材料涂层32a和/或第二热电偶材料涂层33a是在第三电极涂层351a和第四电极涂层352a之间延伸，并与第三电极涂层351a和第四电极涂层352a均保持有间隔距离。And the first thermocouple material coating 32a and/or the second thermocouple material coating 33a extend between the third electrode coating 351a and the fourth electrode coating 352a, and are connected to the third electrode coating 351a and the fourth electrode coating 351a. The electrode coatings 352a are maintained at a distance from each other.
以及在一些实施中，第一热电偶材料涂层32a和/或第二热电偶材料涂层33a通过电极环、电极片、点电极、引线等连接至电路板140。或者例如图6和图7的优选实施中，第一电极涂层341a，形成于第一热电偶材料涂层32a上，并呈细长延伸的条形；第二电极涂层342a，形成于第二热电偶材料涂层33a上，并呈细长延伸的条形；通过第一电极涂层341a和第二电极涂层342a连接电路板140进而便于测温。And in some implementations, the first thermocouple material coating 32a and/or the second thermocouple material coating 33a are connected to the circuit board 140 through electrode rings, electrode tabs, point electrodes, leads, and the like. Or for example, in the preferred implementation of Fig. 6 and Fig. 7, the first electrode coating 341a is formed on the first thermocouple material coating 32a, and is elongated and elongated; the second electrode coating 342a is formed on the first thermocouple material coating 32a. The second thermocouple material coating 33a is in the shape of an elongated strip; the first electrode coating 341a and the second electrode coating 342a are connected to the circuit board 140 to facilitate temperature measurement.
或者在又一些变化的实施中，红外加热元件31a是热致的红外加热元件31a，即其中的红外发射涂层312a的材料是热致的红外发射材料。则对应地，第三电极涂层351a和第四电极涂层352a是可以省略或去除的。相应地，第一热电偶材料涂层32a和第二热电偶材料涂层33a，作为电阻加热元件，由第一电极涂层341a和第二电极涂层342a供电下发热，使热致的红外加热元件31a辐射红外线。Or in still some alternative implementations, the infrared heating element 31a is a thermotropic infrared heating element 31a, that is, the material of the infrared emitting coating 312a therein is a thermotropic infrared emitting material. Correspondingly, the third electrode coating 351a and the fourth electrode coating 352a can be omitted or removed. Correspondingly, the first thermocouple material coating 32a and the second thermocouple material coating 33a, as resistance heating elements, generate heat under the power supplied by the first electrode coating 341a and the second electrode coating 342a, so that thermally induced infrared heating The element 31a radiates infrared rays.
进一步图9示出了又一个变化实施的加热器30的示意图，该实施例的加热器30b包括：Further, FIG. 9 shows a schematic diagram of a heater 30 implemented in another variation. The heater 30b of this embodiment includes:
红外加热元件31b，包括基体311b和形成于基体311b上的红外发射涂层312b；红外发射涂层312b的延伸长度小于的延伸长度；以及红外发射涂层312b可以是电致的红外发射涂层，或者热致的红外发射涂层； The infrared heating element 31b includes a substrate 311b and an infrared emission coating 312b formed on the substrate 311b; the extension length of the infrared emission coating 312b is less than the extension length of the extension length; and the infrared emission coating 312b may be an electro-induced infrared emission coating, or thermotropic infrared emitting coatings;
第一热电偶材料涂层32b和第二热电偶材料涂层33b，彼此是层叠布置的；具体地可以是依次通过喷涂或沉积的方式层叠的；其中，第二热电偶材料涂层33b位于第一热电偶材料涂层32b外，并至少部分围绕第一热电偶材料涂层32b，以形成用于测温的热电偶。The first thermocouple material coating 32b and the second thermocouple material coating 33b are stacked on each other; specifically, they may be stacked in sequence by spraying or depositing; wherein, the second thermocouple material coating 33b is located at the first A thermocouple material coating 32b and at least partially surrounds the first thermocouple material coating 32b to form a thermocouple for temperature measurement.
为了便于第一热电偶材料涂层32b和第二热电偶材料涂层33b与电路板140的连接，第一热电偶材料涂层32b具有未被第二热电偶材料涂层33b覆盖的裸露部分321b；则在实施中，通过分别在第二热电偶材料涂层33b的表面和第一热电偶材料涂层32b的裸露部分321b上焊引线、套电极环、压接电触头等与电路板140连接。In order to facilitate the connection of the first thermocouple material coating 32b and the second thermocouple material coating 33b to the circuit board 140, the first thermocouple material coating 32b has a bare portion 321b not covered by the second thermocouple material coating 33b ; then in practice, by soldering lead wires, sleeve electrode rings, crimping electrical contacts, etc. with the circuit board 140 on the surface of the second thermocouple material coating 33b and the exposed part 321b of the first thermocouple material coating 32b respectively connect.
同样地，当红外发射涂层312b是电致的红外发射涂层时，红外发射涂层312b具有裸露于第一热电偶材料涂层32b外的第一裸露区域3121b、第二裸露区域3122b，以用于喷涂电极涂层、或者套设电极环、或者焊引线、或者抵靠电触头等与电路板140连接。Similarly, when the infrared emitting coating 312b is an electro-induced infrared emitting coating, the infrared emitting coating 312b has a first exposed region 3121b and a second exposed region 3122b exposed outside the first thermocouple material coating 32b, so that It is used for spraying the electrode coating, or covering the electrode ring, or welding the lead wire, or connecting with the circuit board 140 against the electric contact.
进一步图10示出了又一个变化实施的加热器30的示意图，该实施例的加热器30c包括：Further, FIG. 10 shows a schematic diagram of a heater 30 implemented in another variation. The heater 30c of this embodiment includes:
红外加热元件31c，包括基体311c；基体311c具有沿轴向方向依次布置的第一区段3111c和第二区段3112c；红外加热元件31c还包括形成于第一区段3111c上的红外发射涂层312c；The infrared heating element 31c includes a substrate 311c; the substrate 311c has a first section 3111c and a second section 3112c arranged in sequence along the axial direction; the infrared heating element 31c also includes an infrared emitting coating formed on the first section 3111c 312c;
第一热电偶材料涂层32c和第二热电偶材料涂层33c，是层叠布置于基体311c的第二区段3112c上的，以形成用于感测加热器30温度的热电偶；第一热电偶材料涂层32c和第二热电偶材料涂层33c是与红外发射涂层312c接触的。The first thermocouple material coating 32c and the second thermocouple material coating 33c are layered on the second section 3112c of the substrate 311c to form a thermocouple for sensing the temperature of the heater 30; the first thermocouple Couple material coating 32c and second thermocouple material coating 33c are in contact with infrared emitting coating 312c.
在供电设计上，电致的红外发射涂层312c的第一位置B1处和第二位置B2处焊接引线、套电极环、抵靠电触头等连接至电路板140。第二热电偶材料涂层33c的外侧表面、第一热电偶材料涂层32c的裸露部分321c同样地分别通过焊接引线、套电极环、抵靠电触头等连接至电路板140。In terms of power supply design, the first position B1 and the second position B2 of the electro-infrared emitting coating 312 c are connected to the circuit board 140 by welding lead wires, sleeve electrode rings, abutting electrical contacts, and the like. The outer surface of the second thermocouple material coating 33c and the exposed portion 321c of the first thermocouple material coating 32c are also connected to the circuit board 140 by soldering leads, sleeve electrode rings, abutting electrical contacts, etc., respectively.
进一步地图11示出了又一个实施例的加热器的示意图，该加热器30被构造成是销钉或针状或片状等的形状，用于***至接收于腔室的气溶胶生成制品A内进行加热。具体地，加热器30包括：Further, FIG. 11 shows a schematic diagram of a heater 30 according to yet another embodiment. The heater 30 is configured in the shape of a pin, a needle, a sheet, etc., for insertion into an aerosol-generating product A received in a chamber for heating. Specifically, the heater 30 includes:
销钉或针状或片状的电阻加热元件31d或感应加热元件31d，以用于***至气溶胶生成制品A内进行加热；Pin or needle-shaped or sheet-shaped resistive heating element 31d or induction heating element 31d for insertion into the aerosol-generating article A for heating;
第一热电偶材料涂层32d和第二热电偶材料涂层33d，沿电阻加热元件31d或感应加热元件31d的长度方向依次布置，并且它们至少部分 是相互重叠或接触的，进而在它们之间形成用于感测加热器30温度的热电偶。同样地，第一热电偶材料涂层32d和第二热电偶材料涂层33d分别通过引线、电极环等连接至电路板140。The first thermocouple material coating 32d and the second thermocouple material coating 33d are sequentially arranged along the length direction of the resistance heating element 31d or the induction heating element 31d, and they are at least partially are overlapped or contact each other, thereby forming a thermocouple for sensing the temperature of the heater 30 between them. Likewise, the first thermocouple material coating 32d and the second thermocouple material coating 33d are respectively connected to the circuit board 140 through lead wires, electrode rings and the like.
或者在又一些变化的实施中，电阻加热元件31d或感应加热元件31d是被构造成是围绕并界定腔室的管状形状。相应地，第一热电偶材料涂层32d和第二热电偶材料涂层33d可以是依次通过喷涂、浸涂等形成于管状的电阻加热元件31d或感应加热元件31d的外表面的。以及在又一些变化的实施中，第一热电偶材料涂层32d和第二热电偶材料涂层33d可以是依次通过转印、沉积、浸涂等方式形成于管状的电阻加热元件31d或感应加热元件31d的内表面的。Or in yet other alternative implementations, the resistive heating element 31d or the inductive heating element 31d is configured as a tubular shape that surrounds and defines the chamber. Correspondingly, the first thermocouple material coating 32d and the second thermocouple material coating 33d may be sequentially formed on the outer surface of the tubular resistance heating element 31d or induction heating element 31d by spraying, dipping and the like. And in the implementation of some changes, the first thermocouple material coating 32d and the second thermocouple material coating 33d can be sequentially formed on the tubular resistance heating element 31d or induction heating by means of transfer printing, deposition, dip coating, etc. inner surface of element 31d.
相近地，第一热电偶材料涂层32d和第二热电偶材料涂层33d可以是沿加热器30的径向方向由内向外依次层叠布置的。Similarly, the first thermocouple material coating 32d and the second thermocouple material coating 33d may be sequentially stacked from inside to outside along the radial direction of the heater 30 .
需要说明的是，本申请的说明书及其附图中给出了本申请的较佳的实施例，但是，本申请可以通过许多不同的形式来实现，并不限于本说明书所描述的实施例，这些实施例不作为对本申请内容的额外限制，提供这些实施例的目的是使对本申请的公开内容的理解更加透彻全面。并且，上述各技术特征继续相互组合，形成未在上面列举的各种实施例，均视为本申请说明书记载的范围；进一步地，对本领域普通技术人员来说，可以根据上述说明加以改进或变换，而所有这些改进和变换都应属于本申请所附权利要求的保护范围。 It should be noted that the preferred embodiments of the application are given in the description of the application and the accompanying drawings, but the application can be implemented in many different forms, and are not limited to the embodiments described in the description. These embodiments are not intended as additional limitations on the content of this application, and the purpose of providing these embodiments is to make the understanding of the disclosure of this application more thorough and comprehensive. Moreover, the above-mentioned technical features continue to be combined with each other to form various embodiments not listed above, which are all regarded as the scope of the description of the present application; furthermore, those of ordinary skill in the art can improve or transform according to the above description , and all these improvements and transformations should belong to the scope of protection of the appended claims of this application.

Claims (20)

  1. 一种气雾生成装置，被配置为加热气溶胶生成制品生成气溶胶；其特征在于，包括：An aerosol generating device configured to heat an aerosol generating product to generate an aerosol; it is characterized in that it includes:
    加热器，用于加热气溶胶生成制品；所述加热器包括有第一热电偶材料涂层和第二热电偶材料涂层；所述第一热电偶材料涂层和第二热电偶材料涂层具有不同的热电偶材料，以在所述第一热电偶材料涂层和第二热电偶材料涂层之间形成用于感测所述加热器温度的热电偶。A heater for heating an aerosol-generating article; said heater comprising a first thermocouple material coating and a second thermocouple material coating; said first thermocouple material coating and second thermocouple material coating There are different thermocouple materials to form a thermocouple between the first coating of thermocouple material and the second coating of thermocouple material for sensing the temperature of the heater.
  2. 如权利要求1所述的气雾生成装置，其特征在于，所述第一热电偶材料涂层包括镍、铁、镍铬合金、镍硅合金、镍铬-考铜、康青铜、铁铬合金、铂铑合金中的一种，所述第二热电偶材料涂层包括镍、铁、镍铬合金、镍硅合金、镍铬-考铜、康青铜、铁铬合金、铂铑合金中的另一种。The aerosol generating device according to claim 1, wherein the first thermocouple material coating comprises nickel, iron, nickel-chromium alloy, nickel-silicon alloy, nickel-chromium-copper, constantan, iron-chromium alloy , a kind of in platinum-rhodium alloy, described second thermocouple material coating comprises another in nickel, iron, nickel-chromium alloy, nickel-silicon alloy, nickel-chromium-copper, constant bronze, iron-chromium alloy, platinum-rhodium alloy A sort of.
  3. 如权利要求1或2所述的气雾生成装置，其特征在于，所述第一热电偶材料涂层和/或第二热电偶材料涂层的厚度为10～30μm。The aerosol generating device according to claim 1 or 2, characterized in that the thickness of the first thermocouple material coating and/or the second thermocouple material coating is 10-30 μm.
  4. 如权利要求1或2所述的气雾生成装置，其特征在于，所述第一热电偶材料涂层和第二热电偶材料涂层至少部分是重叠或相邻接触的。The aerosol-generating device of claim 1 or 2, wherein the first coating of thermocouple material and the second coating of thermocouple material are at least partially overlapping or in adjacent contact.
  5. 如权利要求1或2所述的气雾生成装置，其特征在于，所述加热器包括：The aerosol generating device according to claim 1 or 2, wherein the heater comprises:
    加热元件，用于加热气溶胶生成制品；a heating element for heating the aerosol-generating article;
    所述第一热电偶材料涂层和第二热电偶材料涂层形成于所述加热元件上。The first coating of thermocouple material and the second coating of thermocouple material are formed on the heating element.
  6. 如权利要求5所述的气雾生成装置，其特征在于，所述加热元件包括电阻加热元件、感应加热元件或红外加热元件中的至少一种。The aerosol generating device according to claim 5, wherein the heating element comprises at least one of a resistance heating element, an induction heating element or an infrared heating element.
  7. 如权利要求5所述的气雾生成装置，其特征在于，所述加热元件被构造成是能***至气溶胶生成制品内的销钉或针状或片状；The aerosol generating device according to claim 5, wherein the heating element is configured as a pin or a needle or a sheet that can be inserted into the aerosol generating product;
    或，所述加热元件被构造成是围绕气溶胶生成制品的管状或筒状。 Alternatively, the heating element is configured as a tube or cartridge surrounding the aerosol-generating article.
  8. 如权利要求5所述的气雾生成装置，其特征在于，所述第一热电偶材料涂层和/或第二热电偶材料涂层被构造成是围绕所述加热元件的环形；The aerosol-generating device of claim 5, wherein the first thermocouple material coating and/or the second thermocouple material coating is configured as a ring around the heating element;
    或，所述第一热电偶材料涂层和/或第二热电偶材料涂层被构造成是沿所述加热元件的周向延伸的弧形。Or, the first thermocouple material coating and/or the second thermocouple material coating are configured as an arc extending along the circumference of the heating element.
  9. 如权利要求5所述的气雾生成装置，其特征在于，还包括：The aerosol generating device according to claim 5, further comprising:
    腔室，用于接收气溶胶生成制品；a chamber for receiving an aerosol-generating article;
    所述加热元件被构造成至少部分围绕所述腔室，并具有沿所述加热元件的径向方向相背离的内侧和外侧；the heating element is configured to at least partially surround the chamber and have inner and outer sides facing away in a radial direction of the heating element;
    所述第一热电偶材料涂层和第二热电偶材料涂层均布置于所述加热元件的内侧，或均布置于所述加热元件的外侧。The first coating of thermocouple material and the second coating of thermocouple material are both arranged on the inside of the heating element, or both are arranged on the outside of the heating element.
  10. 如权利要求9所述的气雾生成装置，其特征在于，所述第一热电偶材料涂层和第二热电偶材料涂层是沿所述加热元件的径向方向由内向外依次布置的。The aerosol generating device according to claim 9, wherein the first thermocouple material coating and the second thermocouple material coating are sequentially arranged from inside to outside along the radial direction of the heating element.
  11. 如权利要求5所述的气雾生成装置，其特征在于，所述第一热电偶材料涂层和第二热电偶材料涂层沿所述加热元件的长度方向依次布置；The aerosol generating device according to claim 5, wherein the first thermocouple material coating and the second thermocouple material coating are sequentially arranged along the length direction of the heating element;
    或，所述第一热电偶材料涂层和第二热电偶材料涂层沿所述加热元件的周向方向依次布置。Or, the first thermocouple material coating and the second thermocouple material coating are sequentially arranged along the circumferential direction of the heating element.
  12. 如权利要求5所述的气雾生成装置，其特征在于，所述加热器还包括：The aerosol generating device according to claim 5, wherein the heater further comprises:
    第一电极，与所述第一热电偶材料涂层导电连接；第二电极，与所述第二热电偶材料涂层导电连接；以通过所述第一电极和第二电极在使用中检测所述加热器的温度。A first electrode electrically conductively connected to the first thermocouple material coating; a second electrode electrically conductively connected to the second thermocouple material coating; to detect the detected thermocouple in use through the first electrode and the second electrode the temperature of the heater.
  13. 如权利要求12所述的气雾生成装置，其特征在于，所述第一电极和/或第二电极包括环电极、贴片电极、板电极、点电极、涂层电极中的至少一种。The aerosol generating device according to claim 12, wherein the first electrode and/or the second electrode comprises at least one of a ring electrode, a patch electrode, a plate electrode, a point electrode, and a coating electrode.
  14. 如权利要求12所述的气雾生成装置，其特征在于，所述第一 电极和第二电极还被配置为引导直流电流流经所述第一热电偶材料涂层和第二热电偶材料涂层，以使所述第一热电偶材料涂层和第二热电偶材料涂层产生焦耳热；The aerosol generating device according to claim 12, wherein the first The electrode and the second electrode are also configured to direct a direct current flow through the first thermocouple material coating and the second thermocouple material coating so that the first thermocouple material coating and the second thermocouple material coating Layer produces Joule heat;
    所述加热元件是热致的红外加热元件，并被配置为接收所述第一热电偶材料涂层和第二热电偶材料涂层的焦耳热进而向气溶胶生成制品辐射的红外线，以加热气溶胶生成制品。The heating element is a thermotropic infrared heating element configured to receive Joule heat from the first thermocouple material coating and the second thermocouple material coating to radiate infrared rays to the aerosol-generating article to heat the gas. Sol-forming products.
  15. 如权利要求14所述的气雾生成装置，其特征在于，所述第一热电偶材料涂层和第二热电偶材料涂层在直流电流的流动路径上是串联的。The aerosol-generating device of claim 14, wherein the first coating of thermocouple material and the second coating of thermocouple material are connected in series in the direct current flow path.
  16. 如权利要求15所述的气雾生成装置，其特征在于，所述第一热电偶材料涂层和第二热电偶材料涂层的总电阻介于0.5Ω～3Ω。The aerosol generating device according to claim 15, wherein the total resistance of the first thermocouple material coating and the second thermocouple material coating is between 0.5Ω and 3Ω.
  17. 如权利要求5所述的气雾生成装置，其特征在于，还包括：The aerosol generating device according to claim 5, further comprising:
    腔室，用于接收气溶胶生成制品；a chamber for receiving an aerosol-generating article;
    所述加热元件包括：The heating element includes:
    基体，至少部分围绕所述腔室；a substrate at least partially surrounding the chamber;
    红外发射涂层，形成于所述基体上，并被配置为向气溶胶生成制品辐射红外线以加热气溶胶生成制品。An infrared emitting coating, formed on the substrate, is configured to radiate infrared light toward the aerosol-generating article to heat the aerosol-generating article.
  18. 如权利要求17所述的气雾生成装置，其特征在于，所述第一热电偶材料涂层和第二热电偶材料涂层位于所述红外发射涂层外。17. The aerosol-generating device of claim 17, wherein the first coating of thermocouple material and the second coating of thermocouple material are located outside of the infrared emitting coating.
  19. 如权利要求17所述的气雾生成装置，其特征在于，所述红外发射涂层沿所述加热器的长度方向的延伸尺寸，大于所述第一热电偶材料涂层和/或第二热电偶材料涂层沿所述加热器的长度方向的延伸尺寸。The aerosol generating device according to claim 17, wherein the extension of the infrared emitting coating along the length direction of the heater is larger than that of the first thermocouple material coating and/or the second thermocouple material coating. The extension dimension of the dual material coating along the length direction of the heater.
  20. 一种用于气雾生成装置的加热器，其特征在于，包括：A heater for an aerosol generating device, comprising:
    基体，以及设置于所述基体上的第一热电偶材料涂层和第二热电偶材料涂层；所述第一热电偶材料涂层和第二热电偶材料涂层具有不同的热电偶材料，以在所述第一热电偶材料涂层和第二热电偶材料涂层之间形成用于感测所述加热器温度的热电偶。 a substrate, and a first thermocouple material coating and a second thermocouple material coating disposed on the substrate; the first thermocouple material coating and the second thermocouple material coating have different thermocouple materials, A thermocouple for sensing temperature of the heater is formed between the first thermocouple material coating and the second thermocouple material coating.
PCT/CN2023/075237 2022-02-11 2023-02-09 Aerosol generating device and heater for aerosol generating device WO2023151627A1 (en)

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