Electronic cigarette and atomizer thereof

Patent metadata

Field	Value
Publication number	US-12041964-B2
Application number	US-202117189904-A
Country	US
Kind code	B2
Filing date	Mar 2, 2021
Priority date	Feb 13, 2018
Publication date	Jul 23, 2024
Grant date	Jul 23, 2024

Abstract

The present disclosure provides an electronic cigarette atomizer, including an atomization assembly and a liquid reservoir engaging with the atomization assembly; the liquid reservoir includes a liquid storage cavity; wherein the atomization assembly includes a lower holder, an upper holder installed on the lower holder, and a heating assembly clamped between the lower and the upper holders; the heating assembly includes a porous body and at least one heater engaging with the porous body, and the porous body has an atomizing surface and a liquid-absorbing surface; and the liquid-absorbing surface communicates with the liquid storage cavity, and an atomization cavity is formed between the atomizing surface and the lower holder. In the present disclosure, the heating assembly is a porous body and is clamped by the upper holder and the lower holder, thus, the structure is stable and the assembly of the heating assembly is facilitated.

First claim

What is claimed is:

1. An electronic cigarette atomizer, comprising an atomization assembly and a liquid reservoir engaging with the atomization assembly; the liquid reservoir comprising a liquid storage cavity;
wherein the atomization assembly comprises a lower holder, an upper holder mounted to the lower holder, and a heating assembly located between the lower holder and the upper holder;
the heating assembly comprises a porous body and at least one heater engaging with the porous body;
wherein the porous body has an atomizing surface and a liquid-absorbing surface which is in fluid communication with the liquid storage cavity; an atomization cavity is formed between the atomizing surface and the lower holder, and the atomization cavity and the liquid storage cavity are respectively located on two opposite sides of the heater; and
wherein the atomizing surface and the liquid-absorbing surface are respectively located at two opposite sides of the porous body, the atomizing surface facing the lower holder and the liquid-absorbing surface facing the upper holder.

2. The electronic cigarette atomizer of claim 1 , wherein the lower holder comprises a base, and the base is embedded in a lower end opening of the liquid reservoir.

3. The electronic cigarette atomizer of claim 2 , wherein at least one electrode is provided on the base.

4. The electronic cigarette atomizer of claim 2 , wherein the base is clamped with the liquid reservoir.

5. The electronic cigarette atomizer of claim 1 , wherein the lower holder comprises a base and at least one supporting structure arranged on the base.

6. The electronic cigarette atomizer of claim 5 , wherein the at least one supporting structure comprises a first supporting arm arranged on a top surface of the base and a second supporting arm arranged on a top surface of the base and opposite to the first supporting arm.

7. The electronic cigarette atomizer of claim 6 , wherein the heating assembly is arranged between the first supporting arm and the second supporting arm.

8. The electronic cigarette atomizer of claim 6 , wherein the base has a length direction and a width direction, and the first supporting arm and the second supporting arm are arranged in the length direction of the base.

9. The electronic cigarette atomizer of claim 6 , wherein the first supporting arm and the second supporting arm are respectively clamped to the upper bolder.

10. The electronic cigarette atomizer of claim 6 , wherein outer sides of the first supporting arm and the second supporting arm are respectively provided with clamping portions used for being clamped to the upper holder.

11. The electronic cigarette atomizer of claim 6 , wherein the lower holder further comprises at least one electrode arranged on the base.

12. The electronic cigarette atomizer of claim 6 , wherein the upper holder comprises an embedded portion which extends downward and is sleeved outside the heating assembly.

13. The electronic cigarette atomizer of claim 12 , wherein the embedded portion is arranged between the first supporting arm and the second supporting arm.

14. The electronic cigarette atomizer of claim 1 , wherein the lower holder comprises at least one electrode electrically connected with the heating assembly.

15. The electronic cigarette atomizer of claim 14 , wherein the lower holder has a length direction and a width direction, and comprises two electrodes arranged in the length direction of the lower holder.

16. The electronic cigarette atomizer of claim 1 , wherein the lower holder is clamped with the liquid reservoir.

17. The electronic cigarette atomizer of claim 1 , wherein the lower holder is clamped with the upper holder.

18. The electronic cigarette atomizer of claim 1 , wherein the lower holder supports the upper holder.

19. The electronic cigarette atomizer of claim 1 , wherein the lower holder supports the heating assembly.

20. An electronic cigarette atomizer, comprising an atomization assembly and a liquid reservoir engaging with the atomization assembly; the liquid reservoir comprising a liquid storage cavity;
wherein the atomization assembly comprises a lower holder, an upper holder, and a heating assembly located between the lower holder and the upper holder; the heating assembly comprises a porous body and at least one heater engaging with the porous body;
wherein the porous body has an atomizing surface and a liquid-absorbing surface which is in fluid communication with the liquid storage cavity; an atomization cavity is formed between the atomizing surface and the lower holder, and the atomization cavity and the liquid storage cavity are respectively located on two opposite sides of the heater; and
wherein the upper holder comprises a main body, and the main body is provided with at least one liquid channel fluidly communicating the liquid-absorbing surface with the liquid storage cavity and an exhaust channel fluidly communicating the atomization cavity with the external environment.

21. The electronic cigarette atomizer of claim 20 , wherein the main body is provided with two liquid channels arranged on two opposite sides of the exhaust channel respectively.

22. The electronic cigarette atomizer of claim 20 , wherein the main body has a length direction and a width direction, and the at least one liquid channel and the exhaust channel are arranged along the length direction of the main body.

23. The electronic cigarette atomizer of claim 1 , wherein the upper holder comprises an embedded portion which extends downward and is sleeved outside the heating assembly.

24. The electronic cigarette atomizer of claim 23 , wherein the upper holder further comprises two hooks extending downwards and arranged oppositely.

25. An electronic cigarette, comprising an electronic cigarette atomizer which comprises an atomization assembly and a liquid reservoir engaging with the atomization assembly; the liquid reservoir comprising a liquid storage cavity;
wherein the atomization assembly comprises a lower holder, an upper holder, and a heating assembly located between the lower holder and the upper holder; the heating assembly comprises a porous body and at least one heater engaging with the porous body;
wherein the porous body has an atomizing face and a liquid-absorbing surface which is in fluid communication with the liquid storage cavity; an atomization cavity is formed between the atomizing surface and the lower holder, the atomizing surface and the lower holder are located at opposite sides of the atomization cavity, and the atomization cavity and the liquid storage cavity are respectively located on two opposite sides of the heater;
wherein the atomizing surface and the liquid-absorbing surface are respectively located at two opposite sides of the porous body.

26. The electronic cigarette of claim 25 , wherein the lower holder comprises a base and at least one supporting structure arranged on the base.

27. The electronic cigarette of claim 26 , wherein the at least one supporting structure comprises a first supporting arm arranged on a top surface of the base and a second supporting arm arranged on a top surface of the base and opposite to the first supporting arm.

28. The electronic cigarette of claim 25 , wherein the lower holder comprises at least one electrode electrically connected with the heating assembly.

29. The elec

Assignees

• Shenzhen Smoore Technology Ltd

Inventors

• Li Xiaoping
• Yi Changyong
• Jiang Zhenlong

Classifications

• H05B2203/021

  Heaters specially adapted for heating liquids · CPC title

• H05B2203/003

  using serpentine layout · CPC title

• H05B3/22

  non-flexible · CPC title

• H05B3/12

  characterised by the composition or nature of the conductive material · CPC title

• A24F47/00

  Smokers' requisites not otherwise provided for · CPC title