Search

CN-224219501-U - Aerosol generating device, atomizing core and heating element

CN224219501UCN 224219501 UCN224219501 UCN 224219501UCN-224219501-U

Abstract

The application relates to the technical field of atomization devices, in particular to an aerosol generating device, an atomization core and a heating element. The heating element comprises a first electrode, a second electrode and a heating net, and the heating net is in conductive connection with the first electrode and the second electrode. The heating network comprises a first heating section group and a second heating section group, wherein the first heating section group is connected with the second heating section group in parallel, the first heating section group comprises at least two first heating sections which are connected in series, the second heating section group comprises at least two second heating sections which are connected in series, and the first heating section is separated from the second heating section. The at least one first heat generation section includes a first branch and a second branch, the first branch being connected in parallel with the second branch. The two ends of the first branch are respectively connected with the two ends of the second branch, and the middle part of the first branch and the middle part of the second branch are bent in the direction away from each other. This can make the heat of the first branch and the second branch act on a larger area, thereby improving the problem of poor heating uniformity of the heating element.

Inventors

  • Request for anonymity
  • Jiang Jialue

Assignees

  • 深圳市基克纳科技有限公司

Dates

Publication Date
20260512
Application Date
20250324

Claims (10)

  1. 1. A heating element, comprising: A first electrode; A second electrode, one of the first electrode and the second electrode is used for conducting with the positive electrode, and the other is used for conducting with the negative electrode; The heating net is in conductive connection with the first electrode and in conductive connection with the second electrode; the heating network comprises a first heating section group and a second heating section group, wherein the first heating section group is connected with the second heating section group in parallel, the first heating section group comprises at least two first heating sections connected in series, the second heating section group comprises at least two second heating sections connected in series, and the first heating sections are separated from the second heating sections; At least one first heating section comprises a first branch and a second branch, wherein the first branch is connected with the second branch in parallel, and the middle part of the first branch and the middle part of the second branch are bent in a direction away from each other.
  2. 2. The heating element of claim 1 wherein at least one of said second heat generating segments includes a third leg and a fourth leg, said third leg being connected in parallel with said fourth leg, and a middle portion of said third leg and a middle portion of said fourth leg being curved in a direction away from each other.
  3. 3. The heating element of claim 2 wherein each of said first heating segments includes said first branch and said second branch, each of said second heating segments includes said third branch and said fourth branch, and wherein the resistance of said first branch, the resistance of said second branch, the resistance of said third branch, and the resistance of said fourth branch are all equal.
  4. 4. The heating element of claim 2, wherein said heating network comprises heat dissipating strips, said first set of heating segments comprises first connecting portions, said second set of heating segments comprises second connecting portions, said first connecting portions are connected in series between adjacent two of said first heating segments, said second connecting portions are connected in series between adjacent two of said second heating segments, at least one of said heat dissipating strips has one end connected to said first connecting portions and another end connected to said second connecting portions.
  5. 5. The heating element of claim 2, wherein the heating net comprises heat dissipating strips, the second heat generating segment group comprises second connection portions connected in series between two adjacent second heat generating segments, the middle portion of the third branch and the middle portion of the fourth branch are arranged at intervals in a first direction, and the heat dissipating strips are arranged on both sides of the second connection portions in the first direction.
  6. 6. The heating element of any one of claims 1-4, wherein the heating network comprises heat dissipating strips, the first set of heating segments comprises first connection portions connected in series between two adjacent first heating segments, the middle portions of the first branches and the middle portions of the second branches are arranged at intervals in a first direction, and the heat dissipating strips are arranged on both sides of the first connection portions in the first direction.
  7. 7. A heating element according to any one of claims 1-5, wherein the middle part of the first branch is curved in a direction approaching the second set of heat generating segments, and the middle part of the second branch is curved in a direction departing from the second set of heat generating segments.
  8. 8. A heating element according to any one of claims 1-5, wherein the first heating segments of the same set of first heating segments are arranged in a uniform or wavy direction of extension.
  9. 9. An atomizing core comprising a liquid guide for guiding an aerosol-generating liquid to a heating element as claimed in any one of claims 1 to 8, and the heating element.
  10. 10. An aerosol-generating device comprising a device housing and an aerosol-generating cartridge according to claim 9, the device housing having a reservoir for storing an aerosol-generating liquid supplied to the aerosol-generating cartridge.

Description

Aerosol generating device, atomizing core and heating element Technical Field The application relates to the technical field of atomization devices, in particular to an aerosol generating device, an atomization core and a heating element. Background The aerosol generating device is used for generating aerosol for a user to inhale. An aerosol-generating device generates an aerosol by heating an aerosol-generating substrate. The aerosol generating device comprises an atomization core, wherein the atomization core comprises a heating element, and the heating element is contacted with an aerosol generating substrate to heat and atomize the aerosol generating substrate to generate aerosol. The heating element comprises an electrode and a heating net connected with the electrode, the heating area of the current heating net is usually in a bent linear shape, the coverage area is small, the heating uniformity is poor, and the burning phenomenon easily occurs in the area with higher temperature. Disclosure of utility model The application provides a heating element which is used for solving the problem that the heating uniformity of the heating element of the conventional aerosol generating device is poor. In addition, the application also aims to provide an atomization core using the heating element. In addition, the application also provides an aerosol generating device using the atomization core. In a first aspect, an embodiment provides a heating element, including: A first electrode; A second electrode, one of the first electrode and the second electrode is used for conducting with the positive electrode, and the other is used for conducting with the negative electrode; The heating net is in conductive connection with the first electrode and in conductive connection with the second electrode; the heating network comprises a first heating section group and a second heating section group, wherein the first heating section group is connected with the second heating section group in parallel, the first heating section group comprises at least two first heating sections connected in series, the second heating section group comprises at least two second heating sections connected in series, and the first heating sections are separated from the second heating sections; At least one first heating section comprises a first branch and a second branch, wherein the first branch is connected with the second branch in parallel, and the middle part of the first branch and the middle part of the second branch are bent in a direction away from each other. Further, in one embodiment, at least one of the second heat generating sections includes a third branch and a fourth branch, the third branch is connected in parallel with the fourth branch, and a middle portion of the third branch and a middle portion of the fourth branch are curved in a direction away from each other. Further, in an embodiment, each of the first heating segments includes the first branch and the second branch, each of the second heating segments includes the third branch and the fourth branch, and the resistance of the first branch, the resistance of the second branch, the resistance of the third branch, and the resistance of the fourth branch are all equal. Further, in an embodiment, the heating network includes a heat dissipating strip, the first heating segment group includes a first connection portion, the second heating segment group includes a second connection portion, the first connection portion is connected in series between two adjacent first heating segments, the second connection portion is connected in series between two adjacent second heating segments, at least one end of the heat dissipating strip is connected with the first connection portion, and the other end is connected with the second connection portion. Further, in an embodiment, the heating network includes a heat dissipating strip, the second heating segment group includes a second connection portion, the second connection portion is connected in series between two adjacent second heating segments, the middle portion of the third branch and the middle portion of the fourth branch are arranged at intervals in the first direction, and both sides of the second connection portion in the first direction are provided with the heat dissipating strip. Further, in an embodiment, the heating network includes a heat dissipating strip, the first heating segment group includes a first connection portion, the first connection portion is connected in series between two adjacent first heating segments, a middle portion of the first branch and a middle portion of the second branch are arranged at intervals in a first direction, and two sides of the first connection portion in the first direction are both provided with the heat dissipating strip. Further, in one embodiment, the middle portion of the first branch is curved in a direction approaching the second heat generating segment group, and the mi