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CN-224219500-U - Aerosol generating device and microwave heating assembly thereof

CN224219500UCN 224219500 UCN224219500 UCN 224219500UCN-224219500-U

Abstract

The utility model relates to an aerosol generating device and a microwave heating component thereof, wherein the microwave heating component comprises an outer conductor; the microwave generator comprises an outer conductor, a microwave feed-in unit, a heat dissipation structure and a microwave generation unit, wherein the microwave feed-in unit is arranged on the outer conductor, the heat dissipation structure is connected with the outer conductor, extends along the axial direction of the outer conductor and is integrally formed with the outer conductor, and the microwave generation unit is connected with the microwave feed-in unit and is arranged on the heat dissipation structure for dissipating heat through the heat dissipation structure. According to the microwave heating assembly, the radiating structure for radiating the microwave generating unit is connected with the outer conductor and extends along the axial direction of the outer conductor, the radiating structure and the outer conductor are integrally formed, the microwave generating unit is arranged on the radiating structure and is connected with the microwave feed-in unit and radiates heat through the radiating structure, so that the layout of each part in the aerosol generating device is optimized, the structure is more compact, the miniaturized design of the aerosol generating device is facilitated, the radiating structure and the outer conductor are integrally formed, the disassembly and assembly process is simplified, and the risk of leakage of microwaves from gaps is reduced.

Inventors

  • LIU YIZHAO
  • ZHOU YULIANG
  • MA XIAOFENG
  • YANG LIUQING

Assignees

  • 思摩尔国际控股有限公司

Dates

Publication Date
20260512
Application Date
20250313

Claims (10)

  1. 1. A microwave heating assembly, comprising: an outer conductor (21); A microwave feed unit (30) mounted on the outer conductor (21); A heat radiation structure (40) connected to the outer conductor (21), extending in the axial direction of the outer conductor (21), and integrally formed with the outer conductor (21); And the microwave generating unit (50) is connected with the microwave feeding unit (30) and is arranged on the heat radiating structure (40) to radiate heat through the heat radiating structure (40).
  2. 2. A microwave heating assembly according to claim 1, characterized in that a cavity (210) is formed inside the outer conductor (21), the outer conductor (21) comprising an opening (211) communicating with the cavity (210) and a support wall (212) arranged opposite the opening (211); One end of the heat dissipation structure (40) is connected with the supporting wall (212) and extends away from the opening (211).
  3. 3. The microwave heating assembly according to claim 1, wherein the heat dissipating structure (40) is provided with a first accommodating groove (43), and the microwave generating unit (50) is accommodated in the first accommodating groove (43).
  4. 4. A microwave heating assembly according to claim 3, wherein the heat dissipating structure (40) comprises a bottom wall (41) extending axially along the outer conductor (21) and two side walls (42) arranged on opposite sides of the bottom wall (41), the bottom wall (41) and the two side walls (42) defining the first receiving groove (43); The bottom wall (41) is provided with a second accommodating groove (411), and the second accommodating groove (411) is used for accommodating functional components.
  5. 5. The microwave heating assembly of claim 1, further comprising a temperature measurement structure (25), the temperature measurement structure (25) comprising a temperature measurement lead (251), the temperature measurement lead (251) leading from the outer conductor (21).
  6. 6. The microwave heating assembly of claim 5, further comprising a shielding structure (60) isolating the temperature sensing leads (251) and the microwave generating unit (50), the shielding structure (60) and the heat dissipating structure (40) cooperating to define an electromagnetic shielding cavity.
  7. 7. The microwave heating assembly of claim 6, wherein the microwave heating assembly comprises a control board (70), the control board (70) being disposed on a side of the shielding structure (60) opposite the microwave generating unit (50); The temperature measuring lead (251) is connected with the control board (70).
  8. 8. A microwave heating assembly according to claim 6, characterized in that the shielding structure (60) is provided with a clearance structure (611).
  9. 9. The microwave heating assembly of claim 1, further comprising an inner conductor unit (23), the inner conductor unit (23) being disposed in the outer conductor (21) and being connected to the outer conductor (21); the microwave feed-in unit (30) is inserted into the outer conductor (21) and connected with the inner conductor unit (23).
  10. 10. An aerosol-generating device, characterized in that it further comprises a housing (10) and a microwave heating assembly according to any one of claims 1 to 9 accommodated in the housing (10), the outer conductor (21) of the microwave heating assembly, the heat dissipating structure (40) being arranged in the housing (10) along the axial direction of the housing (10).

Description

Aerosol generating device and microwave heating assembly thereof Technical Field The utility model relates to the technical field of aerosol generation, in particular to an aerosol generating device and a microwave heating component thereof. Background The related aerosol generating devices on the market at present generally adopt a heating non-combustion technology, which utilizes a heating source to heat an aerosol generating substrate, the working temperature of the heating non-combustion technology is generally between 250 350 ℃, and compared with the common combustion heating mode, the heating non-combustion heating mode can greatly reduce the release of harmful substances in the aerosol generating substrate while keeping the traditional taste. At present, another heating mode (microwave heating) also exists, and the microwave heating has the advantages of fast temperature rise and fast aerosol generation. The aerosol generating device heated by microwaves is generally based on the principle of a quarter-wavelength coaxial resonant cavity, electromagnetic resonance is formed in a heating cavity within a frequency range of 2.4 GHz-2.5 GHz, and an aerosol generating substrate absorbs electromagnetic energy to quickly heat up, so that aerosol is generated. In the related art, an aerosol generating device heated by microwaves is adopted, and an outer conductor and a radiating structure for radiating heat of a microwave generating unit are generally in a split structure, so that the aerosol generating device is complicated to assemble and disassemble and is unfavorable for the miniaturization design of the aerosol generating device, and gaps are easy to exist between the outer conductor and the radiating structure to cause microwave leakage. Disclosure of utility model The technical problem to be solved by the present utility model is to provide a microwave heating assembly, which comprises: An outer conductor; A microwave feed-in unit mounted on the outer conductor; The heat dissipation structure is connected with the outer conductor, extends along the axial direction of the outer conductor and is integrally formed with the outer conductor; the microwave generating unit is connected with the microwave feed-in unit and arranged on the heat dissipation structure to dissipate heat through the heat dissipation structure. In some embodiments, a cavity is formed inside the outer conductor, and the outer conductor comprises an opening communicated with the cavity and a supporting wall arranged opposite to the opening; one end of the heat dissipation structure is connected with the supporting wall and extends away from the opening. In some embodiments, the heat dissipation structure is provided with a first accommodating groove, and the microwave generating unit is accommodated in the first accommodating groove. In some embodiments, the heat dissipation structure includes a bottom wall extending along the axial direction of the outer conductor and two side walls disposed on two opposite sides of the bottom wall, and the bottom wall and the two side walls define the first accommodating groove; The bottom wall is provided with a second accommodating groove which is used for accommodating the functional component. In some embodiments, the microwave heating assembly further comprises a temperature measurement structure comprising a temperature measurement lead that leads from the outer conductor. In some embodiments, the microwave heating assembly further comprises a shielding structure isolating the temperature measurement lead and the microwave generating unit, the shielding structure and the heat dissipating structure cooperating to define an electromagnetic shielding cavity. In some embodiments, the microwave heating assembly includes a control board disposed on a side of the shielding structure opposite the microwave generating unit; and the temperature measuring lead is connected with the control board. In some embodiments, the shielding structure is provided with a clearance structure thereon. In some embodiments, further comprising an inner conductor unit disposed in the outer conductor and connected to the outer conductor; the microwave feed-in unit is inserted into the outer conductor and connected with the inner conductor. An aerosol generating device is also constructed, the aerosol generating device further comprises a shell and the microwave heating component provided by the utility model and accommodated in the shell, and an outer conductor and a heat dissipation structure of the microwave heating component are arranged in the shell along the axial direction of the shell. The microwave heating component is connected with the outer conductor through the heat radiation structure for radiating the microwave generating unit, extends along the axial direction of the outer conductor and is integrally formed with the outer conductor, and is arranged on the heat radiation structure to be connected with the micr