Atomizer and aerosol generating device using same

1. An atomizer comprising an atomizing assembly and an adjustment assembly disposed on the atomizing assembly, the atomizing assembly comprising an accommodation cavity for accommodating aerosol source material, the adjustment assembly comprising a substrate and an adjustment member rotatably disposed on the substrate, the substrate defining a liquid inlet port communicating with the accommodation cavity, and an air inlet port opposite to the liquid inlet port, the adjustment member being configured to cover or expose the liquid inlet port or the air inlet port during rotation of the adjustment member; wherein the liquid inlet port and the air inlet port are aligned at an outer circumference of the substrate.

2. The atomizer as claimed in claim 1 , wherein, the atomizing assembly further comprises an accommodation tube, an atomizing tube and a connection tube, the connection tube is received in the accommodation tube, the atomizing tube is received in the connection tube, an air passage is formed between the atomizing tube and the connection tube communicating between the air inlet port and an atomizing cavity, the accommodation cavity is formed between the accommodation tube and the connection tube.

3. The atomizer as claimed in claim 2 , wherein, the atomizing assembly further comprises a base, the atomizing tube has one end mounted on the base and another end mounted on the adjustment assembly, the atomizing tube and the base cooperatively form the atomizing cavity, the atomizing tube defines an opening communicating between the atomizing cavity and the air passage.

4. The atomizer as claimed in claim 3 , wherein the atomizing tube comprises a tube body and a tube cover connecting with the tube body, an end of the tube body away from the tube cover is disposed on the base, the tube body and the base cooperatively form the atomizing cavity, an end of the tube cover away from the tube body is disposed on the adjustment assembly, the tube cover is received in the connection tube to form the air passage therebetween, the opening is defined on the tube cover.

5. The atomizer as claimed in claim 1 , wherein, the adjustment member is an adjustment ring rotatably sleeved on the substrate, the adjustment ring defines an adjustment window, the adjustment ring covers or exposes the liquid inlet port or the air inlet port via the adjustment window during rotation of the adjustment ring.

6. The atomizer as claimed in claim 1 , wherein, a protruding stop plate is formed on the substrate, and a limiting bulge is formed on the adjustment member corresponding to the protruding stop plate.

7. An aerosol generating device comprising an atomizer, the atomizer comprising an atomizing assembly and an adjustment assembly disposed on the atomizing assembly, the atomizing assembly comprising an accommodation cavity for accommodating aerosol source material, the adjustment assembly comprising a substrate and an adjustment member rotatably disposed on the substrate, the substrate defining a liquid inlet port communicating with the accommodation cavity, and an air inlet port opposite to the liquid inlet port, the adjustment member being configured to cover or expose the liquid inlet port or the air inlet port during rotation of the adjustment member; wherein the liquid inlet port and the air inlet port are aligned at an outer circumference of the substrate.

8. The aerosol generating device as claimed in claim 7 , wherein, the atomizing assembly further comprises an accommodation tube, an atomizing tube and a connection tube, the connection tube is received in the accommodation tube, the atomizing tube is received in the connection tube, an air passage is formed between the atomizing tube and the connection tube communicating between the air inlet port and an atomizing cavity, the accommodation cavity is formed between the accommodation tube and the connection tube.

9. The aerosol generating device as claimed in claim 8 , wherein, the atomizing assembly further comprises a base, the atomizing tube has one end mounted on the base and another end mounted on the adjustment assembly, the atomizing tube and the base cooperatively form the atomizing cavity, the atomizing tube defines an opening communicating between the atomizing cavity and the air passage.

10. The aerosol generating device as claimed in claim 9 , wherein the atomizing tube comprises a tube body and a tube cover connecting with the tube body, an end of the tube body away from the tube cover is disposed on the base, the tube body and the base cooperatively form the atomizing cavity, an end of the tube cover away from the tube body is disposed on the adjustment assembly, the tube cover is received in the connection tube to form the air passage therebetween, the opening is defined on the tube cover.

11. The aerosol generating device as claimed in claim 7 , wherein, the adjustment member is an adjustment ring rotatably sleeved on the substrate, the adjustment ring defines an adjustment window, the adjustment ring covers or exposes the liquid inlet port or the air inlet port via the adjustment window during rotation of the adjustment ring.

12. The aerosol generating device as claimed in claim 7 , wherein, a protruding stop plate is formed on the substrate, and a limiting bulge is formed on the adjustment member corresponding to the protruding stop plate.

13. The atomizer as claimed in claim 1 , wherein, the substrate and the adjustment member are close fitted.