Atomizer for electronic cigarette and electronic cigarette having the same

1. An atomizer for electronic cigarette, comprising:

a mouthpiece assembly;

two heating assemblies configured for heating and atomizing oils of two different tastes respectively, one end of each heating assembly being engaged with the mouthpiece assembly;

a fixing assembly hermetically coupled to the mouthpiece assembly, the fixing assembly being configured for securing the two heating assemblies;

an atomizing sleeve hermetically connected to the fixing assembly, and nesting the two heating assemblies therein; and

a switching assembly coupled to ends of the two heating assemblies away from the mouthpiece assembly, the switching assembly being configured for enabling one of two heating assemblies selectively,

wherein the switching assembly comprises

a rotary table;

two positive beads electrically connected to a positive electrode of a battery; and

two insulative beads,

wherein the rotary table is rotatable relative to the fixing assembly around a central axis thereof;

each positive bead is corresponding to an insulative bead;

each positive bead and a corresponding insulative bead are arranged spatially corresponding to the two heating assemblies;

when one heating assembly aligns with one of the positive beads and electrically contacts the one of the positive beads, the other heating assembly aligns with the other of the insulative beads, contacts the other of the insulative beads, and is disconnected from the positive electrode;

the rotary table is capable of rotating between a first position and a second position;

when the rotary table is in the first position, one heating assembly is in contact with one of the positive beads, and is powered on; and

when the rotary table is in the second position, the other heating assembly is in contact with the other of the positive beads, and is powered on.

2. The atomizer of claim 1 , wherein the fixing assembly comprises an upper holder, the upper holder is hermetically coupled to the mouthpiece assembly, the two heating assemblies each comprise an air tube, the upper holder defines two fixing holes therein, and the two air pipes are detachably coupled in the two fixing holes respectively.

3. The atomizer of claim 2 , wherein each air pipe comprises a first part, a second part, and a middle part detachably interconnected between the first part and the second part, one end of the first part is detachably coupled to the fixing hole.

4. The atomizer of claim 1 , wherein a distance between each positive bead and the corresponding insulative bead is substantially equal to that between the two heating assemblies.

5. The atomizer of claim 1 , wherein the switching assembly further comprises a switching base, a screwed sleeve, the switching base is fixedly coupled to the fixing assembly, the screwed sleeve is fixed with the rotary table, and is configured for threadedly coupling to a battery assembly.

6. The atomizer of claim 5 , wherein the switching assembly further comprises a spring and an engaging portion, the spring is connected to one end of the engaging portion, the engaging portion is slidable along a longitudinal direction of the spring on the rotary table, the shifting base defines a first recess and a second recess in an inner surface thereof, when the rotary table is in a first position, the engaging portion is pushed by the spring to engage into the first recess, and oil of a first taste is heated and atomized; when the rotary table is rotated to a second position, the engaging portion is pushed by the spring to engage into the second recess, and oil of a second taste is heated and atomized.

7. The atomizer of claim 5 , wherein the switching assembly further comprises an ornament ring engaged with the switching base for indicating information about smoke of current taste provided by the atomizer.

8. An electronic cigarette, comprising:

an atomizer according to claim 1 ; and

a battery assembly configured for providing the atomizer power.

9. The electronic cigarette of claim 8 , wherein the fixing assembly comprises an upper holder, the upper holder is hermetically coupled to the mouthpiece assembly, the two heating assemblies each comprise an air tube, the upper holder defines two fixing holes therein, and the two air pipes are detachably coupled in the two fixing holes respectively.

10. The electronic cigarette of claim 9 , wherein each air pipe comprises a first part, a second part, and a middle part detachably interconnected between the first part and the second part, one end of the first part is detachably coupled to the fixing hole.

11. The electronic cigarette of claim 8 , wherein a distance between each positive bead and the corresponding insulative bead is substantially equal to that between the two heating assemblies.

12. The electronic cigarette of claim 8 , wherein the switching assembly further comprises a switching base, a screwed sleeve, the switching base is fixedly coupled to the fixing assembly, the screwed sleeve is fixed with the rotary table, and is configured for threadedly coupling to a battery assembly.

13. The electronic cigarette of claim 12 , wherein the switching assembly further comprises a spring and an engaging portion, the spring is connected to one end of the engaging portion, the engaging portion is slidable along a longitudinal direction of the spring on the rotary table, the shifting base defines a first recess and a second recess in an inner surface thereof, when the rotary table is in a first position, the engaging portion is pushed by the spring to engage into the first recess, and oil of a first taste is heated and atomized; when the rotary table is rotated to a second position, the engaging portion is pushed by the spring to engage into the second recess, and oil of a second taste is heated and atomized.

14. The electronic cigarette of claim 12 , wherein the switching assembly further comprises an ornament ring engaged with the switching base for indicating information about smoke of current taste provided by the atomizer.

15. An atomizer for electronic cigarette, comprising:

a mouthpiece assembly;

two heating assemblies configured for heating and atomizing oil, one end of each heating assembly being engaged with the mouthpiece assembly;

a fixing assembly hermetically coupled to the mouthpiece assembly, the fixing assembly being configured for securing the two heating assemblies;

an atomizing sleeve hermetically connected to the fixing assembly, and nesting the two heating assemblies therein; and

a switching assembly coupled to ends of the two heating assemblies away from the mouthpiece assembly, the switching assembly being configured for enabling one of two heating assemblies selectively,

wherein the switching assembly comprises

a rotary table;

two positive beads electrically connected to a positive electrode of a battery; and

two insulative beads,

wherein the rotary table is rotatable relative to the fixing assembly around a central axis thereof;

each positive bead is corresponding to an insulative bead;

each positive bead and a corresponding insulative bead are arranged spatially corresponding to the two heating assemblies;

when one heating assembly aligns with one of the positive beads and electrically contacts the one of the positive beads, the other heating assembly aligns with the other of the insulative beads, contacts the other of the insulative beads, and is disconnected from the positive electrode;

the rotary table is capable of rotating between a first position and a second position;

when the rotary table is in the first position, one heating assembly is in contact with one of the positive beads, and is powered on; and

when the rotary table is in the second position, the other heating assembly is in contact with the other of the positive beads, and is powered on.

16. The atomizer of claim 15 , wherein the two heating assemblies are configured for heating and atomizing oil of identical taste.

17. The atomizer of claim 15 , wherein the fixing assembly comprises an upper holder, the upper holder is hermetically coupled to the mouthpiece assembly, the two heating assemblies each comprise an air tube, the upper holder defines two fixing holes therein, and the two air pipes are detachably coupled in the two fixing holes respectively.

18. The atomizer of claim 15 , wherein each air pipe comprises a first part, a second part, and a middle part detachably interconnected between the first part and the second part, one end of the first part is detachably coupled to the fixing hole.