Search

CN-224206192-U - Heating assembly and aerosol-generating device

CN224206192UCN 224206192 UCN224206192 UCN 224206192UCN-224206192-U

Abstract

The application relates to the technical field of aerosol generation, and provides a heating assembly and an aerosol generation device. The base body is internally provided with a containing cavity, one axial end of the containing cavity is provided with a socket, the socket is used for inserting an aerosol substrate into the containing cavity, the heating circuit is arranged on the side surface of the base body and used for heating the aerosol substrate, the radial cross section of the side surface of the base body provided with the heating circuit comprises at least two circular arcs, the endpoints of the two adjacent circular arcs are sequentially connected, and the radiuses of the two adjacent circular arcs are different. According to the heating component and the aerosol generating device, the printing paths of the heating circuits are accurately positioned through the circle centers of the arcs, so that the equipment can accurately control the printing paths according to the fixed parameters, the thickness of the heating circuits is more uniform, and the positions of the printed heating circuits are more accurate.

Inventors

  • ZHANG JIN

Assignees

  • 深圳市基克纳科技有限公司

Dates

Publication Date
20260508
Application Date
20250423

Claims (10)

  1. 1. A heating assembly, comprising: The base body is internally provided with a containing cavity, one axial end of the containing cavity is provided with a socket, and the socket is used for inserting aerosol substrates into the containing cavity; The heating circuit is arranged on the side surface of the substrate and is used for heating the aerosol substrate; The radial cross section of the side surface of the substrate provided with the heating circuit comprises at least two circular arcs, the endpoints of the two adjacent circular arcs are sequentially connected, and the radiuses of the two adjacent circular arcs are different.
  2. 2. The heating assembly of claim 1, wherein the junction of two adjacent arcs is tangential.
  3. 3. A heating assembly according to claim 2, wherein the ends of each arc are connected in sequence to enclose a closed pattern.
  4. 4. The heating assembly of claim 3, wherein the number of the circular arcs is four, the circular arcs are a first circular arc, a second circular arc, a third circular arc and a fourth circular arc which are connected end to end in sequence, the radiuses of the first circular arc and the third circular arc are the same, the radiuses of the second circular arc and the fourth circular arc are the same, the connecting line of the circle center of the first circular arc and the circle center of the third circular arc is L1, the connecting line of the circle center of the second circular arc and the circle center of the fourth circular arc is L2, and the L1 and the L2 are perpendicular.
  5. 5. The heating assembly of claim 4, wherein a distance between a center of the first arc and a center of the third arc is 3.0mm-3.8mm, and a distance between a center of the second arc and a center of the fourth arc is 2.7mm-3.5mm.
  6. 6. A heating assembly according to any one of claims 1-5, wherein the side surface of the base body provided with the heat-generating circuit has a uniform shape in radial cross section throughout the axial direction.
  7. 7. The heating assembly of any of claims 1-5, wherein the heat-generating circuit is disposed on an outside side surface of the base.
  8. 8. The heating assembly of any of claims 1-5, wherein the heat generating circuit comprises a heat generating element and an electrode, the heat generating element being coupled to the electrode, the heat generating element being configured to generate heat when energized, the electrode being configured to couple to a wire.
  9. 9. The heating assembly of claim 8, wherein the heat-generating component is configured to be printed on a side surface of the substrate.
  10. 10. An aerosol-generating device comprising a heating assembly according to any of claims 1-9.

Description

Heating assembly and aerosol-generating device Technical Field The application relates to the technical field of aerosol generation, in particular to a heating assembly and an aerosol generating device. Background An aerosol-generating device is a device that is capable of heating an aerosol substrate to cause the aerosol substrate to generate an aerosol. The aerosol-generating device may heat the aerosol matrix by a heating assembly, which typically heats the aerosol matrix in two ways, namely central heating and circumferential heating. In the type of circumferential heating, the heating tube circumferentially heats the aerosol substrate by surrounding the circumferential side of the aerosol substrate. However, some heating pipes may be shaped (refer to a shape other than a cylindrical shape), for example, a heating pipe with an elliptical radial cross section may have no center, so that a reference point cannot be positioned when a heating line is printed on the heating pipe, and if the heating line is directly printed, a track of the heating line may deviate due to unclear positioning, resulting in uneven thickness or position deviation of the heating line. Disclosure of utility model The application provides a heating component and an aerosol generating device, which can solve the problem that a printed heating circuit of a special-shaped heating pipe is uneven in thickness due to the fact that the printed heating circuit cannot be positioned. In order to solve the technical problems, the application provides a heating assembly, which comprises a substrate and a heating circuit. The base body is internally provided with a containing cavity, one axial end of the containing cavity is provided with a socket, the socket is used for inserting an aerosol substrate into the containing cavity, the heating circuit is arranged on the side surface of the base body and used for heating the aerosol substrate, the radial cross section of the side surface of the base body provided with the heating circuit comprises at least two circular arcs, the endpoints of the two adjacent circular arcs are sequentially connected, and the radiuses of the two adjacent circular arcs are different. In one embodiment, the connection points of two adjacent arcs are tangential. In one embodiment, the endpoints of each arc are connected in sequence to enclose to form a closed figure. In one embodiment, the number of the circular arcs is four, namely a first circular arc, a second circular arc, a third circular arc and a fourth circular arc which are connected end to end in sequence, the radiuses of the first circular arc and the third circular arc are the same, the radiuses of the second circular arc and the fourth circular arc are the same, the connecting line of the circle center of the first circular arc and the circle center of the third circular arc is L1, the connecting line of the circle center of the second circular arc and the circle center of the fourth circular arc is L2, and the L1 and the L2 are perpendicular. In one embodiment, the distance between the center of the first arc and the center of the third arc is 3.0mm-3.8mm, and the distance between the center of the second arc and the center of the fourth arc is 2.7mm-3.5mm. In one embodiment, the side surface of the base body provided with the heat generating circuit has a uniform shape in radial cross section throughout the axial direction. In one embodiment, the heat generating circuit is provided on the outside side surface of the base. In one embodiment, the heating circuit comprises a heating element and an electrode, the heating element is connected with the electrode, the heating element is used for generating heat by electrifying, and the electrode is used for being connected with the lead. In one embodiment, the heat generating element is disposed on a heat generating element printed on a side surface of the substrate. In one embodiment, the heat generating element is configured as a heat generating mesh, a heat generating sheet, a heat generating film, or a heat generating filament. In order to solve the above technical problem, the present application provides an aerosol-generating device comprising a heating assembly according to any of the embodiments described above. The application provides a heating component, which comprises a substrate and a heating circuit. The base body is internally provided with a containing cavity, one axial end of the containing cavity is provided with a socket, the socket is used for inserting an aerosol substrate into the containing cavity, the heating circuit is arranged on the side surface of the base body and used for heating the aerosol substrate, the radial cross section of the side surface of the base body provided with the heating circuit comprises at least two circular arcs, the endpoints of the two adjacent circular arcs are sequentially connected, and the radiuses of the two adjacent circular arcs are different. Because t