CARTRIDGE AND ATOMIZER HAVING SAME

• US 20200129710A1
• Filed: 10/25/2019
• Published: 04/30/2020
• Est. Priority Date: 10/26/2018
• Status: Active Grant

• Current Assignee: Shenzhen First Union Technology Co., Ltd.
• Original Assignee: Shenzhen First Union Technology Co., Ltd.
• Inventors: ZHANG, Yunkai, LI, Zhengfa, XU, Zhongli, LI, Yonghai
• Granted Patent: US 11,528,940 B2
• Time in Patent Office: Days
• CPC Class Codes: A24F 40/10 Devices using liquid inhalable precursors
• CPC Class Codes: A24F 40/44 Wicks
• CPC Class Codes: A24F 40/46 Shape or structure of electric heating means
• CPC Class Codes: A61M 11/042 electrical

Abstract

A cartridge and an atomizer having the cartridge are disclosed, the cartridge includes a micro-porous body with an absorption surface and an atomization surface; a heating element embedded in the micro-porous body; the heating element disposed between the absorption surface and the atomization surface; the heating element includes a first surface and a second surface; the heating element is bored with multiple spaced through holes, the through holes are extending from the first surface to the second surface.

Claims

1. A cartridge, comprising:

a micro-porous body with an absorption surface and an atomization surface;

a heating element embedded in the micro-porous body;

the heating element disposed between the absorption surface and the atomization surface;

wherein, the heating element comprises a first surface and a second surface;

the heating element is bored with multiple spaced through holes;

the through holes are extending from the first surface to the second surface.

2. The cartridge according to claim 1, wherein sizes of the through hole are in a range of 0.1˜

0.5 mm.

3. The cartridge according to claim 1, wherein a distance from the heating element to the atomization surface is in a range of 0.2˜

2 mm along a direction of the absorption surface towards the atomization surface.

4. The cartridge according to claim 1, wherein the heating element comprises a tube-shaped or a flake-shaped structure with an even thickness.

5. The cartridge according to claim 1, wherein the heating element comprises a strip-shaped structure to be wound as a spiral, and an axial direction of the through hole is perpendicular or parallel with a direction of the tobacco liquid conducting from the absorption surface to the atomization surface.

6. The cartridge according to claim 1, wherein the micro-porous body comprises a first micro-porous body and a second micro-porous body, the heating element is disposed between the first micro-porous body and the second micro-porous body;

the absorption surface is formed on the first micro-porous body, the atomization surface is formed on the second micro-porous body;

a heat conductive rate of the first micro-porous body is higher than that of the second micro-porous body.

7. The cartridge according to claim 6, wherein the first micro-porous body comprises a first micro-porous material, the second micro-porous body comprises a second micro-porous material;

a heat conductive rate of the first micro-porous material is higher than that of the second micro-porous material.

8. The cartridge according to claim 6, wherein the first micro-porous body comprises a first porosity, the second micro-porous body comprises a second porosity;

the first porosity is less than the second porosity.

9. The cartridge according to claim 1, wherein a thickness of the heating element is in a range of 0.1 mm˜

0.15 mm.

10. An atomizer comprising:

an atomizing sleeve;

the atomizing sleeve comprising a reservoir formed therein;

the atomizing sleeve comprising a cartridge therein configured for atomizing the tobacco liquid;

wherein the cartridge, comprising;

a micro-porous body with an absorption surface and an atomization surface;

a heating element embedded in the micro-porous body;

the heating element disposed between the absorption surface and the atomization surface;

and wherein, the heating element comprises a first surface and a second surface;

the heating element is bored with multiple spaced through holes;

the through holes are extending from the first surface to the second surface.

11. The atomizer according to claim 10, wherein sizes of the through hole are in a range of 0.1˜

0.5 mm.

12. The atomizer according to claim 10, wherein a distance from the heating element to the atomization surface is in a range of 0.2˜

2 mm along a direction of the absorption surface towards the atomization surface.

13. The atomizer according to claim 10, wherein the heating element comprises a tube-shaped or a flake-shaped structure with an even thickness.

14. The atomizer according to claim 10, wherein the heating element comprises a strip-shaped structure to be wound as a spiral, and an axial direction of the through hole is perpendicular or parallel with a direction of the tobacco liquid conducting from the absorption surface to the atomization surface.

15. The atomizer according to claim 10, wherein the micro-porous body comprises a first micro-porous body and a second micro-porous body, the heating element is disposed between the first micro-porous body and the second micro-porous body;

the absorption surface is formed on the first micro-porous body, the atomization surface is formed on the second micro-porous body;

a heat conductive rate of the first micro-porous body is higher than that of the second micro-porous body.

16. The atomizer according to claim 15, wherein the first micro-porous body comprises a first micro-porous material, the second micro-porous body comprises a second micro-porous material;

a heat conductive rate of the first micro-porous material is higher than that of the second micro-porous material.

17. The atomizer according to claim 15, wherein the first micro-porous body comprises a first porosity, the second micro-porous body comprises a second porosity;

the first porosity is less than the second porosity.

18. The atomizer according to claim 10, wherein a thickness of the heating element is in a range of 0.1 mm˜

0.15 mm.