Atomizer and electronic cigarette

1. An atomizer, configured for assembling with a battery assembly to form an electronic cigarette, the atomizer comprising a sleeve and an atomizing core, with a suction nozzle formed on an end portion of the sleeve, and a smoke outlet defined in an end portion of the suction nozzle, wherein, a tobacco-tar storage chamber configured for accommodating tobacco tar and an accommodating chamber configured for accommodating the atomizing core are defined in the sleeve; an end portion of the sleeve far away from the suction nozzle is configured as an opening end; a tobacco-tar filler hole communicating with the tobacco-tar storage chamber and the accommodating chamber is defined in the opening end; the atomizing core is detachably mounted in the sleeve and completely fits to seal the tobacco-tar filler hole;

the atomizing core includes an atomizing sleeve inserted in the accommodating chamber, an electrode assembly inserted into an end portion of the atomizing sleeve and configured for electrically connecting with the battery assembly, a heating wire assembly accommodated in the atomizing sleeve and electrically connecting with the electrode assembly, and a tobacco-tar storage member made of oil absorption material and configured for transmitting the tobacco tar to the heating wire assembly to atomize; a tobacco-tar inlet communicating with the tobacco-tar storage chamber is defined in an end portion of the atomizing sleeve far away from the suction nozzle; the tobacco-tar storage member is sheathed in the atomizing sleeve; the tobacco-tar inlet and the heating wire assembly are respectively arranged on two opposite side portions of the tobacco-tar storage member;

the sleeve includes a sleeve body and a stepped hole defined in the sleeve body; the stepped hole includes a counterbore portion and a through-hole portion communicating with the smoke outlet; the atomizer further comprises a hollow tobacco-tar blocked pipe mounted on a bottom surface in the counterbore portion; an inner surface in the counterbore portion and an outer surface of the tobacco-tar blocked pipe cooperatively form the tobacco-tar storage chamber; an inner surface of the tobacco-tar blocked pipe forms the accommodating chamber.

2. The atomizer according to claim 1 , wherein, the electrode assembly includes an external electrode and an internal electrode, and the external electrode and the internal electrode are respectively configured for electrically connecting with the battery assembly; an outer portion of the internal electrode is sheathed in the external electrode; the atomizing sleeve is inserted in the external electrode; a hollow air pipe is connected to an end portion of the internal electrode; the heating wire assembly is mounted in the air pipe; the tobacco-tar storage member is rested between the atomizing sleeve and the air pipe; two opposite mounting holes are defined in the lateral surface of the air pipe; two terminals of the heating wire assembly are respectively mounted in the two mounting holes;

an air inlet communicating with an outside of the atomizer is defined in the internal electrode; the air inlet, the air pipe and the smoke outlet are connected in sequence.

3. The atomizer according to claim 1 , wherein, the tobacco-tar storage member is a cotton pipe coaxial with the atomizing sleeve; an outer surface of the wool pipe abuts against an inner surface of the atomizing sleeve.

4. The atomizer according to claim 1 , wherein the atomizer further comprises a one-way valve configured for turning on or cutting off communication between the smoke outlet and the through-hole portion; when air flow flows from the through-hole portion to the smoke outlet, the one-way valve turns on the communication between the smoke outlet and the through-hole portion; when air flow flows from the smoke outlet to the through-hole portion, the one-way valve cuts off the communication between the smoke outlet and the through-hole portion.

5. The atomizer according to claim 4 , wherein the one-way valve is mounted in the through-hole portion; an outer surface of the one-way valve is sheathed in the tobacco-tar blocked pipe.

6. The atomizer according to claim 1 , wherein the sleeve is integrated with the suction nozzle; a diameter of the suction nozzle opposite to the sleeve is reduced, the suction nozzle is provided with an arc structure, and the suction nozzle is made of soft plastic material or wood material.

7. The atomizer according to claim 1 , wherein a sealing ring is mounted between the electrode assembly and the tobacco-tar filler hole.

8. The atomizer according to claim 1 , wherein the counterbore portion is defined at an end of the sleeve, the end of the sleeve is close to the suction nozzle, and a bottom surface in the counterbore portion extends towards a side far away from the suction nozzle to form a limiting part; an end portion of the tobacco-tar blocked pipe is inserted in the limiting part.

9. The atomizer according to claim 4 , wherein the atomizer further comprises a sealing member is hermetically mounted between the atomizing core and the one-way valve.

10. The atomizer according to claim 1 , wherein the electrode assembly comprises the electrode assembly includes an external electrode, an internal electrode, an insulating member and a connecting member;

a first external thread is defined on the outer surface of the connecting member, correspondingly, a first internal thread corresponding to the first external thread is defined on an inner surface of an end portion of the sleeve body far away from the suction nozzle, and the atomizing core is detachably mounted on the sleeve through the first external thread of the connecting member.

11. An electronic cigarette comprising an atomizer and a battery assembly connecting with the atomizer; the atomizer comprising a sleeve and an atomizing core, with a suction nozzle formed on an end portion of the sleeve, and a smoke outlet defined in an end portion of the suction nozzle, wherein, a tobacco-tar storage chamber configured for accommodating tobacco tar and an accommodating chamber configured for accommodating the atomizing core are defined in the sleeve; an end portion of the sleeve far away from the suction nozzle is configured as an opening end; a tobacco-tar filler hole communicating with the tobacco-tar storage chamber and the accommodating chamber is defined in the opening end; the atomizing core is detachably mounted in the sleeve and completely fit to seal the tobacco-tar filler hole;

the atomizing core includes an atomizing sleeve inserted in the accommodating chamber, an electrode assembly inserted into an end portion of the atomizing sleeve and configured for electrically connecting with the battery assembly, a heating wire assembly accommodated in the atomizing sleeve and electrically connecting with the electrode assembly, and a tobacco-tar storage member made of oil absorption material and configured for transmitting the tobacco tar to the heating wire assembly configured to atomize; a tobacco-tar inlet communicating with the tobacco-tar storage chamber is defined in an end portion of the atomizing sleeve far away from the suction nozzle; the tobacco-tar storage member is sheathed in the atomizing sleeve; the tobacco-tar inlet and the heating wire assembly are respectively arranged on two opposite side portions of the tobacco-tar storage member;

the sleeve includes a sleeve body and a stepped hole defined in the sleeve body; the stepped hole includes a counterbore portion and a through-hole portion communicating with the smoke outlet; the atomizer further comprises a hollow tobacco-tar blocked pipe mounted on a bottom surface in the counterbore portion; an inner surface in the counterbore portion and an outer surface of the tobacco-tar blocked pipe cooperatively form the tobacco-tar storage chamber; an inner surface of the tobacco-tar blocked pipe forms the accommodating chamber.

12. The electronic cigarette according to claim 11 , wherein the electrode assembly includes an external electrode and an internal electrode, and the external electrode and the internal electrode are respectively configured for electrically connecting with the battery assembly; an outer portion of the internal electrode is sheathed in the external electrode; the atomizing sleeve is inserted in the external electrode; a hollow air pipe is connected to an end portion of the internal electrode; the heating wire assembly is mounted in the air pipe; the tobacco-tar member is rested between the atomizing sleeve and the air pipe; two opposite mounting holes are defined in the lateral surface of the air pipe; two terminals of the heating wire assembly are respectively mounted in the two mounting holes;

an air inlet communicating with an outside of the atomizer is defined in the internal electrode; the air inlet, the air pipe and the smoke outlet are connected in sequence.

13. The electronic cigarette according to claim 11 , wherein the tobacco-tar storage member is a wool pipe coaxial with the atomizing sleeve; an outer surface of the cotton pipe abuts against an inner surface of the atomizing sleeve.

14. The electronic cigarette according to claim 11 , wherein the atomizer further comprises a one-way valve configured for turning on or cutting off communication between the smoke outlet and the through-hole portion; when air flow flows from the through-hole portion to the smoke outlet, the one-way valve turns on the communication between the smoke outlet and the through-hole portion; when air flow flows from the smoke outlet to the through-hole portion, the one-way valve cuts off the communication between the smoke outlet and the through-hole portion.

15. The electronic cigarette according to claim 14 , wherein the one-way valve is mounted in the through-hole portion; the tobacco-tar blocked pipe is mounted on an outer surface of the one-way valve.

16. The electronic cigarette according to claim 11 , wherein a sealing ring is mounted between the electrode assembly and the tobacco-tar filler hole.

17. The electronic cigarette according to claim 11 , wherein the counterbore portion is defined at an end of the sleeve, the end of the sleeve is close to the suction nozzle, and a bottom surface in the counterbore portion extends towards a side far away from the suction nozzle to form a limiting part; an end portion of the tobacco-tar blocked pipe is inserted in the limiting part.

18. The electronic cigarette according to claim 14 , wherein the atomizer further comprises a sealing member is hermetically mounted between the atomizing core and the one-way valve.