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EP4430971A1 - Ensemble de chauffage et appareil de génération d'aérosol - Google Patents

Ensemble de chauffage et appareil de génération d'aérosol Download PDF

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Publication number
EP4430971A1
EP4430971A1 EP22891809.0A EP22891809A EP4430971A1 EP 4430971 A1 EP4430971 A1 EP 4430971A1 EP 22891809 A EP22891809 A EP 22891809A EP 4430971 A1 EP4430971 A1 EP 4430971A1
Authority
EP
European Patent Office
Prior art keywords
electrode connecting
electrode
heating
heating element
heating assembly
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP22891809.0A
Other languages
German (de)
English (en)
Other versions
EP4430971A4 (fr
Inventor
Xiaoli Liu
Feng Liang
Yu Guo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Maishi Technology Co Ltd
Original Assignee
Shenzhen Merit Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen Merit Technology Co Ltd filed Critical Shenzhen Merit Technology Co Ltd
Publication of EP4430971A1 publication Critical patent/EP4430971A1/fr
Publication of EP4430971A4 publication Critical patent/EP4430971A4/fr
Pending legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A24F40/46—Shape or structure of electric heating means
    • 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
    • A24F40/20—Devices using solid inhalable precursors

Definitions

  • the present disclosure relates to the technical field of electronic atomization devices, in particular to a heating assembly and an aerosol generation apparatus.
  • An aerosol generation apparatus heats an aerosol generation substrate in a baking mode of heat not burning (HNB), so as to generate aerosols that can be inhaled by a user.
  • HNB heat not burning
  • the baking mode of HNB may significantly reduce harmful components in the aerosols, in this way, the aerosol generation apparatus may have a relatively broad market demand.
  • the aerosol generation apparatus usually has a heating assembly. After the aerosol generation substrate is inserted into the aerosol generation apparatus, a heating element of the heating assembly is powered on and heated, then the aerosol generation substrate is heated.
  • An electrode of the heating element may be welded with a leading wire, or be arranged with an electrode connecting element, and so on, so as to achieve electric connection.
  • the electrode connecting element is difficult to be assembled, and is easy to scratch a heating film or a heating coating on the surface of the heating element.
  • a heating assembly and an aerosol generation apparatus may solve the problem that the electrode connecting element is difficult to be assembled and the heating element is easy to scratch the heating element during assembly.
  • the heating assembly includes: a heating element, configured to receive and heat an aerosol generation substrate in response to being powered on; one or more electrodes, arranged on the heating element and electrically connected to the heating element; and one or more electrode connecting elements, electrically connected to the one or more electrodes, each of the one or more electrode connecting elements is sheet-shaped and includes a first endportion and a second end portion spaced apart from each other in a bending direction of each of the one or more electrode connecting elements.
  • the heating element includes a first end and a second end opposite to each other
  • the one or more electrodes include two electrodes
  • the two electrodes include a first electrode and a second electrode spaced apart from each other
  • a connecting portion of the first electrode and a connecting portion of the second electrode are both arranged on the first end of the heating element
  • the one or more electrode connecting elements include two electrode connecting elements
  • the two electrode connecting elements include a first electrode connecting element and a second electrode connecting element spaced apart from each other
  • the first electrode connecting element is arranged on the first end of the heating element and electrically connected to the connecting portion of the first electrode
  • the second electrode connecting element is arranged on the first end of the heating element and electrically connected to the connecting portion of the second electrode.
  • the heating assembly further includes a fixing base, the fixing base is arranged on an end of the heating element and fixes each of the one or more electrode connecting elements.
  • the fixing base includes a base and an upper cover, the fixing base is sleeved on an end of the heating element with the one or more electrodes, each of the one or more electrode connecting elements is sandwiched between the upper cover and the base, a first portion of each of the one or more electrode connecting elements is exposed and abuts against a corresponding electrode of the one or more electrodes, and a second portion of each of the one or more electrode connecting elements is exposed and configured to be connected to an external power supply.
  • the base includes a first annular sidewall, the first annular sidewall is sleeved on the end of the heating element with the one or more electrodes, the first annular sidewall defines one or more first openings configured to expose each of the one or more electrodes, the first portion of each of the one or more electrode connecting elements is exposed through a corresponding first opening of the one or more first openings and abuts against the corresponding electrode, the upper cover is sleeved on the outside of the base, and at least part of the upper cover cooperates with the base to sandwich each of the one or more electrode connecting elements.
  • one end of the first annular sidewall is sleeved on the end of the heating element with the one or more electrodes, the other end of the first annular sidewall is suspended, and the second portion of each of the one or more electrode connecting elements is arranged on a suspended portion of the first annular sidewall.
  • the heating element is cylinder-shaped, a heating film is arranged on the surface of the heating element, each of the one or more electrodes is arranged on the outer surface of the heating element and electrically connected to the heating film, and each of the one or more electrode connecting elements is a curved metal sheet.
  • the radian of the curved metal sheet is less than 180 degrees.
  • the curved metal sheet includes a body portion and one or more first abutting portions connected to a first side edge of the body portion, an end of each of the one or more first abutting portions away from the body portion is bent towards the heating element to form an elastic contactor, and the elastic contactor is exposed through the corresponding first opening and abuts against the corresponding electrode.
  • the curved metal sheet further includes a plurality of first extending portions connected to the first side edge of the body portion, the one or more first abutting portions include a plurality of first abutting portions, and the plurality of first extending portions and the plurality of first abutting portions are alternately arranged on the first side edge one by one.
  • the curved metal sheet further includes a protruding portion connected to a second side edge of the body portion opposite to the first side edge of the body portion, the upper cover defines a second opening, and the protruding portion is exposed through the second opening.
  • the aerosol generation apparatus includes: a heating assembly, configured to heat an aerosol generation substrate after being powered on; and a power supply assembly, electrically connected to the heating assembly, and configured to power the heating assembly; the heating assembly is any one of the heating assemblies described above.
  • the power supply assembly includes: a bracket; a control circuit board, arranged in the bracket; one or more conductive elements, fixed in the bracket, each of the one or more conductive elements is electrically connected to the control circuit board; and the heating assembly is arranged in the bracket, and each of the one or more conductive elements abuts against a corresponding electrode connecting element of the one or more electrode connecting elements.
  • the heating assembly is any one of the heating assemblies described above; and each of the one or more conductive elements includes a main portion and a second abutting portion connected to each other, the main portion is fixedly connected to the bracket, and the second abutting portion abuts against the second portion of the corresponding electrode connecting element.
  • the one or more conductive elements include two conductive elements spaced apart from each other, the second abutting portion of each of the two conductive elements is bent towards the corresponding electrode connecting element, a convex surface of the second abutting portion of each of the two conductive elements faces the corresponding electrode connecting element, and the second abutting portion of each of the two conductive elements is elastic.
  • the heating assembly includes a heating element, one or more electrodes, and one or more electrode connecting elements.
  • the heating element is configured to receive an aerosol generation substrate and heat the aerosol generation substrate when being powered on.
  • the one or more electrodes are arranged on the heating element and electrically connected to the heating element.
  • the one or more electrode connecting elements are electrically connected to the one or more electrodes, and each of the one or more electrode connecting elements is sheet-shaped and includes a first end portion and a second end portion spaced apart from each other in a bending direction of each of the one or more electrode connecting elements.
  • each electrode connecting element is sheet-shaped, and has a first end portion and a second end portion spaced apart from each other along the bending direction of each electrode connecting element. That is, each electrode connecting element is in the shape of a non-annular sheet.
  • each electrode connecting element When being assembled, each electrode connecting element may be electrically connected to the corresponding electrode on the heating element by the way of attaching to the heating element, instead of being sleeved on the heating element, in this way, the mounting process may be simplified, the friction between each electrode connecting element and the heating element may be avoided during assembly, thereby avoiding the heating film on the surface of the heating element from being scratched.
  • first”, “second”, and “third” in the embodiments of the present disclosure are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Thus, the features defined with “first”, “second”, and “third” may explicitly or implicitly include at least one of the features. In the description of the present application, "a plurality of' means at least two, e.g., two, three, etc., unless specifically defined otherwise.
  • All directional indications (such as up, down, left, right, front, back) in the embodiments of the present disclosure are only configured to account for relative positional relationships, motion conditions, etc., between components in a particular orientation (as shown in the drawings), if the particular orientation changed, correspondingly changes the directional indications.
  • the terms "including” and “having” and any variations thereof are intended to cover non-exclusive inclusions. For example, a process, method, system, product, or device that includes a series of steps or units is not limited to the listed steps or units, but optionally includes unlisted steps or units, or optionally also includes other steps or units inherent to these processes, methods, products or equipment.
  • FIG. 1 is a schematic structural view of a heating assembly 10 according to some embodiments of the present disclosure.
  • the heating assembly 10 is configured to receive an aerosol generation substrate and heat the aerosol generation substrate when being powered on.
  • the aerosol generation substrate may be plant-leaf substrate or paste-like substrate.
  • the aerosol generation substrate may be wrapped in and used together with aluminum foil, paper, and so on.
  • the heating assembly 10 includes a heating element 11, one or more electrodes 12 (which are not shown in FIG. 1 ), and one or more electrode connecting elements 13.
  • the heating element 11 is configured to receive the aerosol generation substrate, and the heating element 11 includes heating materials.
  • the heating element 11 may not only support the aerosol generation substrate received therein, but also be heated when being powered on, and heat the aerosol generation substrate received therein, in this way, aerosols may be generated for a user.
  • FIG. 2 is a schematic structural view of the heating element 11 and the one or more electrodes 12 according to some embodiments of the present disclosure
  • FIG. 3 is a schematic structural view of a heating element 11 and the one or more electrodes 12 according to some embodiments of the present disclosure.
  • Each of the one or more electrodes 12 is arranged on the heating element 11 and is electrically connected to the heating element 11.
  • the one or more electrodes 12 may be arranged on the outer side surface of the heating element 11 or may be arranged on the inner side surface of the heating element 11. In the following embodiments, the one or more electrodes 12 are arranged on the outer side surface of the heating element 11 as an example for description.
  • the one or more electrodes 12 include two electrodes, and the two electrodes include a first electrode 121 and a second electrode 122.
  • the first electrode 121 and the second electrode 122 are spaced apart from each other on the heating element 11.
  • the first electrode 121 may be configured to be electrically connected to a positive pole of an external power supply
  • the second electrode 122 may be configured to be electrically connected to a negative pole of the external power supply.
  • the first electrode 121 may be configured to be connected to the negative pole of the external power supply
  • the second electrode 122 may be configured to be connected to the positive pole of the external power supply.
  • the heating assembly 10 may be powered by the external power supply, and the heating element 11 may be powered on and heated.
  • Each of the first electrode 121 and the second electrode 122 may be a conductive coating coated on the heating element 11.
  • the conductive coating may be a metal coating, a conductive silver paste, a conductive tape, and so on, or may be metals deposited on the surface of the heating element 11, such as gold film, aluminum film, or copper film.
  • Each of the first electrode 121 and the second electrode 122 has a connecting portion 123.
  • Each connecting portion 123 is configured to be electrically connected to a corresponding electrode connecting element 13 of the one or more electrode connecting elements 13, thereby being electrically connected to the external power supply.
  • the connecting portion 123 of the first electrode 121 and the connecting portion 123 of the second electrode 122 may be spaced apart from each other on the same end of the heating element 11 (as shown in FIG. 2 ), or may be respectively arranged on two ends of the heating element 11 (as shown in FIG. 3 ).
  • the heating element 11 has a first end 111 and a second end 112 opposite to each other.
  • a plane perpendicular to the axial direction of the heating element 11 and passing through the center point of the heating element 11 is taken as a boundary, a portion of the heating element 11 located on one side of the plane is the first end 111 of the heating element 11, and the other portion of the heating element 11 located on the other side of the plane is the second end 112 of the heating element 11.
  • the heating element 11 is a hollow column.
  • the connecting portion 123 of the first electrode 121 and the connecting portion 123 of the second electrode 122 are spaced apart from each other on the first end 111 of the heating element 11.
  • Each of the first electrode 121 and the second electrode 122 also has a first extending portion 124 connected to the connecting portion 123 thereof.
  • One end of the first extending portion 124 is connected to the connecting portion 123, and the other end of the first extending portion 124 is extended from the connecting portion 123 towards the second end 112 of the heating element 11.
  • the heating zone After the first electrode 121 and the second electrode 122 are powered on, there is a current flowing through a heating zone between the first extending portion 124 of the first electrode 121 and the first extending portion 124 of the second electrode 122, and the heating zone heats the aerosol generation substrate.
  • each of the first electrode 121 and the second electrode 122 only has the connecting portion 123, the connecting portion 123 of the first electrode 121 is arranged on the first end 111 of the heating element 11, and the connecting portion 123 of the second electrode 122 is arranged on the second end 112 of the heating element 11.
  • the connecting portion 123 of the first electrode 121 and the connecting portion 123 of the second electrode 122 are both annular-shaped. After the first electrode 121 and the second electrode 122 are powered on, there is a current flowing through a heating zone between the first electrode 121 and the second electrode 122.
  • the heating element 11 may be formed by conductive materials as a whole, such as conductive ceramics, or may include an insulating base body 113 and a conductive heating film 114 arranged on the surface of the insulating base body 113. In some embodiments, the heating element 11 includes a base body 113 and a heating film 114.
  • the base body 113 may be made of insulating materials.
  • the base body 113 may be insulating materials with high thermostability, such as quartz glass, ceramic, mica, and so on, so to prevent short circuit between the first electrode 121 and the second electrode 122.
  • the base body 113 has a receiving chamber 1131.
  • the receiving chamber 1131 is configured to receive the aerosol generation substrate.
  • One end of the receiving chamber 1131 has an opening, in this way, the aerosol generation substrate may be inserted into or retreated from the receiving chamber 1131 through the opening.
  • the base body 113 may be a hollow tube.
  • the base body 113 is a hollow column, and is cylinder-shaped.
  • the heating film 114 may generate heat when being powered on, so as to heat the aerosol generation substrate.
  • the heating film 114 may be arranged around the outer surface of the base body 113 and connected to each of the first electrode 121 and the second electrode 122. After the first electrode 121 and the second electrode 122 are powered on, there is a current flowing through the heating film 114 between the first electrode 121 and the second electrode 122, and heat is generated.
  • the heating film 114 may be a metal layer, a conductive ceramic layer, or a conductive carbon layer.
  • the heating film 114 may be a continuous film, may be porous mesh-shaped, or may be strip-shaped.
  • FIG. 4 is a schematic structural view of a heating assembly 10 according to some embodiments of the present disclosure.
  • the heating assembly 10 includes one or more electrode connecting elements 13.
  • the one or more electrode connecting elements 13 are electrically connected to the one or more electrodes 12 (which are not shown in FIG. 4 ) on the heating element 11.
  • the one or more electrode connecting elements 13 include two electrode connecting elements 13, and the two electrode connecting elements 13 include a first electrode connecting element 131 and a second connecting element 132 spaced apart from each other.
  • the connecting portion 123 of the first electrode 121 and the connecting portion 123 of the second electrode 122 are both arranged on the first end 111 of the heating element 11.
  • the first electrode connecting element 131 is arranged on the first end 111 of the heating element 11, and is electrically connected to the connecting portion 123 of the first electrode 121.
  • the second electrode connecting element 132 is arranged on the first end 111 of the heating element 11, and is electrically connected to the connecting portion 123 of the second electrode 122.
  • the connecting portion 123 of the first electrode 121 is arranged on the first end 111 of the heating element 11, and the connecting portion 123 of the second electrode 122 is arranged on the second end 112 of the heating element 11.
  • the first electrode connecting element 131 is arranged on the first end 111 of the heating element 11, and is electrically connected to the connecting portion 123 of the first electrode 121.
  • the second electrode connecting element 132 is arranged on the second end 112 of the heating element 11, and is electrically connected to the connecting portion 123 of the second electrode 122.
  • Each electrode connecting element 13 is sheet-shaped. Each electrode connecting element 13 has a first end portion and a second end portion spaced apart from each other. The first end portion and the second end portion of each electrode connecting element 13 are spaced apart from each other, and each electrode connecting element 13 is in the shape of a non-annular sheet. That is, each electrode connecting element 13 is not enclosed to form a ring.
  • the heating element 11 is cylinder-shaped, and each electrode connecting element 13 may be curved. That is, each electrode connecting element 13 is bent, and the bent shape of each electrode connecting element 13 is similar to the shape of the heating element 11.
  • each curved electrode connecting element 13 may be attached to the surface of the heating element 11 and electrically connected to a corresponding electrode 12 of the electrodes 12 on the heating element 11.
  • the shape of the heating element 11 may be similar to a cylinder, or the heating element 11 may be prism-shaped, and so on.
  • the shape of each electrode connecting element 13 may also be similar to the shape of the heating element 11, as long as each electrode connecting element 13 is in the shape of a non-annular sheet.
  • Each electrode connecting element 13 may be made of conductive materials, for example, each electrode connecting element 13 may be a metal conductive sheet.
  • each electrode connecting element 13 is sheet-shaped, and has a first end portion and a second end portion spaced apart from each other along the bending direction of each electrode connecting element 13. That is, each electrode connecting element 13 is in the shape of a non-annular sheet.
  • each electrode connecting element 13 When being assembled, each electrode connecting element 13 may be electrically connected to the corresponding electrode 12 on the heating element 11 by the way of attaching to the heating element 11, instead of being sleeved on the heating element 11, in this way, the friction between each electrode connecting element 13 and the heating element 11 may be avoided during assembly, thereby avoiding the heating film 114 on the surface of the heating element 11 from being scratched.
  • each electrode connecting element 13 is a curved metal sheet, and the radian of the curved metal sheet is less than 180 degrees. On one hand, the radian is less than 180 degrees, it is easy for each electrode connecting element 13 to be attached to the surface of the cylindrical heating element 11. On the other hand, when the two electrode connecting elements 13 are arranged on the same end of the cylindrical heating element 11, the two electrode connecting elements 13 may be arranged opposite to each other and spaced apart from each other, in this way, short circuit may be avoided.
  • FIG. 5 is a schematic exploded structural view of FIG. 1 .
  • the heating assembly 10 also includes a fixing base 14.
  • the fixing base 14 is arranged on the end of the heating element 11 which is provided with the electrodes 12 and is configured to fix the electrode connecting elements 13.
  • the first electrode 121 and the second electrode 122 on the heating element 11 are both arranged on the first end 111 of the heating element 11.
  • the fixing base 14 is also arranged on the first end 111 of the heating element 11 and configured to fix the first electrode connecting element 131 and the second electrode connecting element 132.
  • Each electrode connecting element 13 is non-annular, and therefore cannot be fixed by being sleeved on the heating element 11.
  • Each electrode connecting element 13 is needed to be fixed through the fixing base 14, in this way, the first electrode connecting element 131 may be electrically connected to the first electrode 121, and the second electrode connecting element 132 may be electrically connected to the second electrode 122.
  • the fixing base 14 may be sleeved on the end of the heating element 11 which is provided with the electrodes 12.
  • the fixing base 14 includes a base 141 and an upper cover 142.
  • the base 141 and the upper cover 142 are both sleeved on the end of the heating element 11.
  • the base 141 and the upper cover 142 are both sleeved on the first end 111 of the heating element 11, and each electrode connecting element 13 is sandwiched between the upper cover 142 and the base 141.
  • each electrode connecting element 13 is arranged on the outer side surface of the base 141, then the upper cover 142 is sleeved on the outer side of the heating element 11, the base 141, and each electrode connecting element 13.
  • Each electrode connecting element 13 is sandwiched between the upper cover 142 and the base 141.
  • Each electrode connecting element 13 is fixed by being sandwiched between the upper cover 142 and the base 141, the fixing mode is simple and stable.
  • the fixing base 14 may also fix each electrode connecting element 13 by other modes. For example, the fixing base 14 may be clamped or engaged with each electrode connecting element 13 to fix each electrode connecting element 13.
  • FIG. 6 is a schematic structural view of a base 141 according to some embodiments of the present disclosure.
  • the base 141 includes a first annular sidewall 1411 and a mounting portion 1412.
  • the mounting portion 1412 is arranged in the internal space of the first annular sidewall 1411 and forms an accommodating chamber in cooperation with the first annular sidewall 1411.
  • the first end 111 of the heating element 11 is arranged in the accommodating chamber.
  • the accommodating chamber may be an accommodating groove.
  • the mounting portion 1412 defines a through hole 1413.
  • the through hole 1413 is in communication with the receiving chamber 1131 of the heating element 11. In this way, after the heating element 11 is assembled with the base 141, the receiving chamber 1131 may also be in communication with the external air, and an air flow may enter the aerosol generation substrate in the receiving chamber 1131.
  • FIG. 7 is a schematic structural view of an upper cover 142 according to some embodiments of the present disclosure.
  • One or more protrusions 1414 are arranged on the outer surface of the first annular sidewall 1411 away from the second end 112 of the heating element 11.
  • the one or more protrusions 1414 are configured to abut against the bottom surface of the upper cover 142.
  • the one or more protrusions 1414 may include an annular protrusion or one or more curved protrusions 1414.
  • the one or more protrusions 1414 include two curved protrusions 1414.
  • each curved protrusion 1414 defines a notch 1415.
  • the upper cover 142 includes a second annular sidewall 1421, and one or more engaging portions 1422 are provided on the second annular sidewall 1421.
  • Each of the one or more engaging portions 1422 is extended away from the second end 112 of the heating element 11 and is extended to the side of the bottom surface of the second annular sidewall 1421 away from the second end 112 of the heating element 11. In this way, when the bottom surface of the base 141 abuts against the one or more protrusions 1414, each engaging portion 1422 is clamped or engaged to a corresponding notch 1415.
  • the engaging mode of the upper cover 142 and the base 141 is not limited to the engaging structure provided by these embodiments of the present disclosure.
  • FIG. 8 is a schematic structural view of a curved metal sheet according to some embodiments of the present disclosure.
  • each electrode connecting element 13 is a curved metal sheet, and the curved metal sheet may also abut against the one or more protrusions 1414 on the first annular sidewall 1411 to limit the position of the curved metal sheet.
  • each curved metal sheet has a body portion 133 and a protruding portion 134.
  • the body portion 133 has a first side edge 1331 close to the second end 112 of the heating element 11 and a second side edge 1332 away from the second end 112 of the heating element 11.
  • the protruding portion 134 is connected to the second side edge 1332 of the body portion 133.
  • each electrode connecting element 13 is exposed through the base 141 and abuts against a corresponding electrode 12 of the electrodes 12 on the heating element 11.
  • the first annular sidewall 1411 does not completely cover the electrodes 12 on the first end 111 of the heating element 11.
  • Each electrode connecting element 13 is arranged on the outer side surface of the first annular sidewall 1411. A part of each electrode connecting element 13 is extended out of the first annular sidewall 1411 and is exposed, and the part of each electrode connecting element 13 extended out of the first annular sidewall 1411 is the first portion 135 of each electrode connecting element 13.
  • the first portion 135 of each electrode connecting element 13 is connected to the corresponding electrode 12 on the first end 111 of the heating element 11.
  • the first annular sidewall 1411 may define one or more first openings 1411a.
  • Each of the one or more electrodes 12 on the first end 111 of the heating element 11 is exposed through a corresponding first opening 1411a of the one or more first openings 1411a.
  • a part of each electrode connecting element 13 is exposed through a corresponding first opening 1411a of the one or more first openings 1411a, and the part of each electrode connecting element 13 exposed through the corresponding first opening 1411a is the first portion 135 of each electrode connecting element 13.
  • the first portion 135 of each electrode connecting element 13 is connected to the corresponding electrode 12 on the first end 111 of the heating element 11 through the corresponding first opening 1411a.
  • each curved metal sheet may also include one or more first abutting portions 137.
  • Each of the one or more first abutting portions 137 is connected to the first side edge 1331 of the body portion 133.
  • An end of each first abutting portion 137 away from the body portion 133 is bent towards the heating element 11 to form an elastic contactor.
  • the first portion 135 of each electrode connecting element 13 is the bending portion of each first abutting portion 137.
  • the elastic contactor is exposed through a corresponding first opening 1411a and abuts against the corresponding electrode 12.
  • each first abutting portion 137 When each first abutting portion 137 abuts against the corresponding electrode 12, an elastic force may be generated, in this way, each first abutting portion 137 may be well contacted with the corresponding electrode 12.
  • the one or more first abutting portions 137 may include a plurality of first abutting portions.
  • the one or more first abutting portions 137 may include two first abutting portions. The more the number of the one or more first abutting portions 137 is, the more stable the electrical connection between the one or more first abutting portions 137 and the corresponding electrode 12 is.
  • the curved metal sheet may also include a plurality of second extending portions 138.
  • Each second extending portion 138 is connected to the first side edge 1331 of the body portion 133.
  • Each second extending portion 138 is arranged on the first annular sidewall 1411.
  • the plurality of second extending portions 138 and the plurality of first abutting portions 137 are alternately arranged on the first side edge 1331.
  • the plurality of second extending portions 138 include two second extending portions 138, and the two second extending portions 138 and two first abutting portions 137 are alternately arranged one by one. The arrangement of the second extending portions 138 helps the structure of the curved metal sheet to be more stable.
  • FIG. 9 is a schematic structural view of mounting an electrode connecting element 13 shown in FIG. 5 on a base 141.
  • a second portion 136 of each electrode connecting element 13 is exposed through the upper base and is configured to be connected to the external power supply.
  • the second annular sidewall 1421 of the upper cover 142 defines one or more second openings 1421a.
  • Another part of each electrode connecting element 13 is exposed through a corresponding second opening 1421a of the one or more second openings 1421a.
  • the exposed another part is the second portion 136 of each electrode connecting element 13.
  • FIGS. 1 is a schematic structural view of mounting an electrode connecting element 13 shown in FIG. 5 on a base 141.
  • a second portion 136 of each electrode connecting element 13 is exposed through the upper base and is configured to be connected to the external power supply.
  • the second annular sidewall 1421 of the upper cover 142 defines one or more second openings 1421a.
  • Another part of each electrode connecting element 13 is exposed through a corresponding second opening 1421a of the one or more
  • the protruding portion 134 and a part of the body portion 133 are the second portion 136 of each electrode connecting element 13 and are exposed through the corresponding second opening 1421a.
  • the external power supply may be electrically connected to the protruding portion 134 and the part of the body portion 133 through the corresponding second opening 1421a, and thereby being electrically connected to the corresponding electrode 12 on the heating element 11.
  • a part of each electrode connecting element 13 may be extended out of the second annular sidewall 1421, and the part of each electrode connecting element 13 extended out of the second annular sidewall 1421 is the second portion 136 of each electrode connecting element 13.
  • FIG. 10 is another schematic structural view of the heating assembly 10 shown in FIG. 1 viewed from another angle.
  • one end of the base 141 close to the second end 112 of the heating element 11 and one end of the upper cover 142 close to the second end 112 of the heating element 11 are sleeved on the first end 111 of the heating element 11, and the other end of the base 141 away from the second end 112 of the heating element 11 and the other end of the upper cover 142 away from the second end 112 of the heating element 11 are suspended.
  • the second portion 136 of each electrode connecting element 13 is arranged on the suspended portion of the first annular sidewall 1411 and is exposed through the corresponding second opening 1421a.
  • each electrode connecting element 13 By arranging the second portion 136 of each electrode connecting element 13 on the first annular sidewall 1411, when an external leading wire or an external elastic sheet is electrically connected to the second portion 136 of each electrode connecting element 13, force is not directly acted on the heating element 11 and is mainly acted on the first annular sidewall 1411 of the base 141. In this way, it may be avoided that force is directly acted on the heating element 11. When the force is directly acted on the heating element 11, the heating film 114 of the heating element 11 may be damaged. In some embodiments, the second portion 136 of each electrode connecting element 13 is arranged on the suspended portion of the first annular sidewall 1411, in this way, the force act on the heating element 11 may be further reduced, so as to avoid the heating element 11 from being damaged.
  • FIG. 11 is a schematic structural view of an aerosol generation apparatus and an aerosol generation substrate according to some embodiments of the present disclosure.
  • the aerosol generation apparatus includes a housing 20, a heating assembly 10 (which is not shown in FIG. 11 ), and a power supply assembly 30 (which is not shown in FIG. 11 ).
  • the heating assembly 10 and the power supply assembly 30 are both arranged in the housing 20.
  • the top wall of the housing 20 defines a mounting hole 21.
  • the mounting hole 21 faces a receiving chamber 1131 of the heating element 11 of the heating assembly 10, in this way, the aerosol generation substrate may be inserted or retreated out of the heating element 11 through the mounting hole 21.
  • the heating assembly 10 may be the heating assembly 10 involved in any of the aforesaid embodiments.
  • the specific structure and function of the heating assembly 10 may be referred to the relevant description of the heating assembly 10 in the aforesaid embodiments, and the same or similar technical effects may be achieved, which will not be repeated herein.
  • a heating assembly 10 is provided.
  • the electrode connecting element 13 is in the shape of a non-annular sheet.
  • the electrode connecting element 13 may be electrically connected to the electrode 12 on the heating element 11 by the way of attaching to the heating element 11.
  • the electrode connecting element 13 is not required to be sleeved on the heating element 11, so as to avoid the friction between the electrode connecting element 13 and the heating element 11 during assembly. In this way, the heating film 114 or heating coating on the surface of the heating element 11 may be avoided from being scratched.
  • FIG. 12 is a schematic structural view of some assemblies of an aerosol generation apparatus according to some embodiments of the present disclosure.
  • the power supply assembly 30 includes a bracket 31, a control circuit board (which is not shown in drawings), a battery 32, and an air intake pipe 33.
  • the heating assembly 10, the control circuit board, and the battery 32 are all fixed in the bracket 31.
  • the control circuit board is electrically connected to the heating assembly 10 and the battery 32.
  • the control circuit board is configured to control the battery 32 to power the heating assembly 10 and control the operation of the heating assembly 10 after receiving an enable signal.
  • the control circuit board may also be configured to control the heating power, heating duration, and so on, of the heating assembly 10.
  • One end of the air intake pipe 33 is connected to the first end 111 of the heating element 11 and is in communication with the receiving chamber 1131 of the heating element 11.
  • the other end of the air intake pipe 33 is in communication with external air. In this way, when the user inhales from the second end 112 of the heating element 11, the external air may enter the aerosol generation substrate in the receiving chamber 1131 of the heating element 11 and carry the atomized aerosols to flow out of the aerosol generation apparatus for the user.
  • FIG. 13 is a schematic structural view of a conductive element according to some embodiments of the present disclosure
  • FIG. 14 is a schematic structural view of a conductive element 34 and a heating assembly 10 according to some embodiments of the present disclosure
  • the power supply assembly 30 may also include one or more conductive elements 34.
  • Each of the one or more conductive elements 34 is fixed on the bracket 31.
  • Each of the one or more conductive elements 34 is electrically connected to the control circuit board, and abuts against a corresponding electrode connecting element 13 of the one or more electrode connecting elements 13, in this way, the control circuit board may be electrically connected to the one or more electrode connecting elements 13 through the one or more conductive elements 34.
  • Each of the one or more conductive elements 34 includes a main portion 341, a second abutting portion 342, and a fixing portion 343.
  • the main portion 341 is fixed on the bracket 31.
  • the main portion 341 may be fixed on the bracket 31 through a screw.
  • the main portion 341 may be fixed on the bracket 31 by the mode of adhering, engaging, and so on.
  • each conductive element 34 is a metal sheet, and the main portion 341, the second abutting portion 342, and the fixing portion 343 are integrally formed.
  • the second abutting portion 342 and the fixing portion 343 are connected to the main portion 341 respectively.
  • the fixing portion 343 may be configured to be welded with an external leading wire, and is electrically connected to the control circuit board through the external leading wire.
  • the second abutting portion 342 abuts against the exposed second portion 136 of the corresponding electrode connecting element 13 of the heating assembly 10, so as to realize electric connection between each conductive element 34 and the corresponding electrode connecting element 13.
  • the one or more conductive elements 34 include two conductive elements 34. One of the two conductive elements 34 abuts against the first electrode connecting element 131 and is connected to a positive leading wire, and the other of the two conductive elements 34 abuts against the second electrode connecting element 132 and is connected to a negative leading wire.
  • the second abutting portion 342 is bent to the corresponding electrode connecting element 13, the convex face of the second abutting portion 342 faces the corresponding electrode connecting element 13, and the second abutting portion 342 is elastic.
  • the convex surface of the second abutting portion 342 abuts against the second portion 136 of the corresponding electrode connecting element 13.
  • the external leading wire may be welded to the one or more conductive elements 34 during assembly instead of being directly welded to the one or more electrode connecting elements 13, in this way, the force act on the heating element 11 may be further reduced during assembly, thereby preventing the heating film 114 on the heating element 11 from being damaged.

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  • Resistance Heating (AREA)
EP22891809.0A 2021-11-11 2022-10-27 Ensemble de chauffage et appareil de génération d'aérosol Pending EP4430971A4 (fr)

Applications Claiming Priority (2)

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CN202122765750.6U CN216651324U (zh) 2021-11-11 2021-11-11 加热组件和气溶胶产生装置
PCT/CN2022/128024 WO2023083013A1 (fr) 2021-11-11 2022-10-27 Ensemble de chauffage et appareil de génération d'aérosol

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EP4430971A1 true EP4430971A1 (fr) 2024-09-18
EP4430971A4 EP4430971A4 (fr) 2025-03-12

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JP (1) JP2024537493A (fr)
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CN216651324U (zh) * 2021-11-11 2022-06-03 深圳麦时科技有限公司 加热组件和气溶胶产生装置
CN114587023A (zh) * 2022-03-09 2022-06-07 海南摩尔兄弟科技有限公司 气溶胶形成装置及其加热组件
CN115349674A (zh) * 2022-08-08 2022-11-18 海南摩尔兄弟科技有限公司 气溶胶产生装置及其发热组件
CN115644507A (zh) * 2022-11-07 2023-01-31 沃德韦国际控股有限公司 一种雾化器及气溶胶生成装置

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JP2012200299A (ja) * 2011-03-24 2012-10-22 Kagen Rin 電気的接続構造を備えたポールフレームセット
CN203505586U (zh) * 2013-09-29 2014-04-02 云南昆船数码科技有限公司 一种非燃烧无烟雾电子烟
CN110403240B (zh) * 2018-04-28 2024-05-14 深圳御烟实业有限公司 气溶胶生成制品
CN209346094U (zh) * 2018-11-15 2019-09-06 常州市派腾电子技术服务有限公司 雾化器及电子烟
CN113080520A (zh) * 2019-12-23 2021-07-09 深圳市合元科技有限公司 加热器以及包括该加热器的烟具
CN211794311U (zh) * 2020-01-03 2020-10-30 深圳市合元科技有限公司 发热组件和电加热烟具
CN213344347U (zh) * 2020-07-17 2021-06-04 深圳市合元科技有限公司 加热器以及包括该加热器的烟具
CN213848764U (zh) * 2020-08-03 2021-08-03 深圳市合元科技有限公司 加热器以及包括该加热器的烟具
CN216651324U (zh) * 2021-11-11 2022-06-03 深圳麦时科技有限公司 加热组件和气溶胶产生装置

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CN216651324U (zh) 2022-06-03
JP2024537493A (ja) 2024-10-10
EP4430971A4 (fr) 2025-03-12

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