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CN-121970928-A - Atomizing assembly, atomizer and aerosol-generating device

CN121970928ACN 121970928 ACN121970928 ACN 121970928ACN-121970928-A

Abstract

The application provides an atomization assembly, an atomizer and an aerosol generating device, and belongs to the field of aerosol generating devices. The atomization assembly comprises an atomization core outer cover and an atomization core support, wherein the atomization core outer cover is provided with a pipe cavity, the pipe cavity is provided with an air inlet port and an air outlet port which are opposite, the air outlet port is used for being communicated with a suction nozzle of an atomizer, at least part of the atomization core support is arranged in the atomization core outer cover and is arranged at intervals with the air outlet port, a first opening is formed in the side wall of the atomization core outer cover, an air outlet channel is formed between the atomization core support and the inner side wall of the atomization core outer cover, and the air outlet channel is communicated with the first opening and the air outlet port. In the process of adding aerosol generating matrix to the atomizer, air in the atomizer can enter the exhaust passage through the first opening, and then is discharged into the pipe cavity through the exhaust passage and is discharged from the exhaust port, so that the aerosol matrix can be smoothly added into the atomizer, and the aerosol matrix is more convenient to add.

Inventors

  • WU DELI
  • ZHANG YANSHENG
  • Jiang Jialue

Assignees

  • 深圳市基克纳科技有限公司

Dates

Publication Date
20260505
Application Date
20260203

Claims (11)

  1. 1. An atomizing assembly, characterized by comprising an atomizing core housing (221) and an atomizing core support (222), the atomizing core housing (221) being provided with a lumen (221 a), the lumen (221 a) having an opposite air inlet port (221 b) and an air outlet port (221 c), the air outlet port (221 c) being for communication to a suction nozzle (23) of an atomizer (2), at least part of the atomizing core support (222) being arranged in the atomizing core housing (221) and being spaced from the air outlet port (221 c); The side wall of the atomizing core outer cover (221) is provided with a first opening (221 d), an exhaust channel (22 a) is formed between the atomizing core support (222) and the inner side wall of the atomizing core outer cover (221), and the exhaust channel (22 a) is communicated with the first opening (221 d) and the exhaust port (221 c).
  2. 2. The atomizing assembly according to claim 1, wherein the atomizing core holder (222) includes a holder body (2221), at least a portion of the holder body (2221) is located in the lumen (221 a), a first gap (221 e) is formed between the holder body (2221) and an inner sidewall of the atomizing core housing (221), and the exhaust passage (22 a) includes the first gap (221 e).
  3. 3. The atomizing assembly according to claim 2, wherein the atomizing core holder (222) further comprises a vent tube (2222), the vent tube (2222) being provided in the lumen (221 a) and connected to an end of the holder body (2221) near the exhaust port (221 c), an outer flange being provided on an outer wall of the vent tube (2222), the first opening (221 d) being located on a side of the outer flange remote from the exhaust port (221 c).
  4. 4. The atomizing assembly according to claim 3, wherein the outer flange includes a first outer flange (22221), the first outer flange (22221) having a first gap (221 g), the exhaust channel (22 a) further including the first gap (221 g), a portion of the lumen (221 a) located between the first outer flange (22221) and the exhaust port (221 c) communicating with the first gap (221 e) through the first gap (221 g).
  5. 5. The atomizing assembly according to claim 3, wherein the outer flange includes a first outer flange (22221), the first outer flange (22221) being in clearance fit with an inner sidewall of the atomizing core housing (221), the exhaust channel (22 a) further including a gap between the first outer flange (22221) and the inner sidewall of the atomizing core housing (221).
  6. 6. The atomizing assembly according to claim 4 or 5, wherein the outer flange further comprises a second outer flange (22222), the second outer flange (22222) being located on a side of the first outer flange (22221) adjacent to the first opening (221 d), the second outer flange (22222) being in clearance fit with an inner side wall of the atomizing core housing (221), the exhaust channel (22 a) further comprising a gap between the second outer flange (22222) and an inner side wall of the atomizing core housing (221); or the second outer flange (22222) is provided with a second notch, the second notch penetrates through two opposite sides of the second outer flange (22222) in the axial direction of the ventilation pipe (2222), and the exhaust channel (22 a) further comprises the second notch.
  7. 7. The atomizing assembly according to claim 6, wherein an outer diameter of the vent tube (2222) is smaller than an outer diameter of the bracket body (2221), the first outer flange (22221), the second outer flange (22222), an inner side wall of the atomizing core housing (221), and an outer side wall of the vent tube (2222) enclose a receiving chamber (221 f), and the exhaust passage (22 a) further includes the receiving chamber (221 f).
  8. 8. The atomizing assembly according to any one of claims 1 to 5, wherein an end surface of the atomizing core holder (222) facing the air inlet port (221 b) is a concave conical surface (22223).
  9. 9. The atomizing assembly according to claim 8, wherein the atomizing assembly (22) further comprises a first liquid guide (223), the first liquid guide (223) is disposed in the atomizing core support (222), the first liquid guide (223) is cylindrical, and an inner diameter of the first liquid guide (223) is smaller than an inner diameter of an end surface of the atomizing core support (222) facing the air inlet port (221 b).
  10. 10. An atomizer characterized in that it comprises a liquid storage assembly (21) and an atomizing assembly (22) according to any one of claims 1 to 9, said atomizing assembly (22) being arranged in said liquid storage assembly (21).
  11. 11. Aerosol-generating device according to claim 10, characterized by comprising a power supply assembly (1) and a nebulizer (2) according to claim 10, the power supply assembly (1) being adapted to supply power to the nebulizer (2).

Description

Atomizing assembly, atomizer and aerosol-generating device Technical Field The application relates to the field of aerosol generating devices, in particular to an atomization assembly, an atomizer and an aerosol generating device. Background Common aerosol-generating devices include a nebulizer and a power supply assembly, the nebulizer being connected to the power supply assembly. During operation, the power supply assembly supplies power to the atomizer. The atomizer includes stock solution subassembly and atomizing subassembly, and atomizing subassembly sets up in the stock solution subassembly. The reservoir assembly is internally configured to store an aerosol-generating substrate. The liquid storage component of some atomizers is provided with a liquid injection port, and when the residual quantity of the aerosol generating substrate in the liquid storage component is insufficient, the aerosol generating substrate can be added into the liquid storage component through the liquid injection port. In the process of adding aerosol matrix, the aerosol matrix is often easily influenced by the air pressure in the liquid storage component, so that the aerosol matrix is difficult to add. Disclosure of Invention Embodiments of the present application provide an atomizing assembly, atomizer, and aerosol-generating device to facilitate the addition of aerosol substrates. The technical scheme is as follows: In a first aspect, an embodiment of the present application provides an atomization assembly, where the atomization assembly includes an atomization core housing and an atomization core support, the atomization core housing has a lumen with an air inlet port and an air outlet port opposite to each other, the air outlet port is used for communicating with a nozzle of an atomizer, and at least a portion of the atomization core support is disposed in the atomization core housing and spaced apart from the air outlet port; Be equipped with first opening on the lateral wall of atomizing core dustcoat, atomizing core support with be formed with the exhaust passage between the inside wall of atomizing core dustcoat, the exhaust passage intercommunication first opening with the exhaust port. In some examples, the atomizing core support includes a support body, at least a portion of the support body being located in the lumen, a first gap being formed between the support body and an inner sidewall of the atomizing core housing, the exhaust channel including the first gap. In some examples, the atomizing core support further includes a vent tube disposed in the lumen and connected to an end of the support body proximate to the exhaust port, an outer flange disposed on an outer wall of the vent tube, and the first opening disposed on a side of the outer flange distal to the exhaust port. In some examples, the outer flange includes a first outer flange having a first gap, the exhaust channel includes the first gap, and a portion of the lumen between the first outer flange and the exhaust port communicates with the first gap through the first gap. In some examples, the outer flange includes a first outer flange that is in clearance fit with an inner sidewall of the atomizing core housing, and the exhaust channel further includes a gap between the first outer flange and the inner sidewall of the atomizing core housing. In some examples, the outer flange further comprises a second outer flange located on a side of the first outer flange adjacent the first opening, the second outer flange being in clearance fit with an inner sidewall of the atomizing core housing, the vent channel further comprising a gap between the second outer flange and the inner sidewall of the atomizing core housing, or a second notch is provided in the second outer flange, the second notch extending through the second outer flange on opposite sides of the vent tube axis. In some examples, the vent tube has an outer diameter that is less than an outer diameter of the holder body, and the first outer flange, the second outer flange, an inner sidewall of the atomizing core housing, and an outer sidewall of the vent tube enclose a receiving cavity. In some examples, the end surface of the atomizing core support facing the air inlet port is a concave conical surface. In some examples, the atomizing assembly further includes a first liquid guide disposed in the atomizing core support, the first liquid guide being cylindrical, an inner diameter of the first liquid guide being smaller than an inner diameter of an end face of the atomizing core support facing the air inlet port. In a second aspect, embodiments of the present application also provide an atomizer comprising a liquid storage assembly and any one of the atomizing assemblies of the first aspect, the atomizing assembly being disposed in the liquid storage assembly. In a third aspect, embodiments of the present application also provide an aerosol-generating device comprising a power supply assembly for