Electronic cigarette

An electronic cigarette, comprising an atomizing assembly and a battery assembly connected together;

• wherein, a connection structure is mounted at a butt-joint position between the atomizing assembly and the battery assembly, and the connection structure includes a first connection member and a second connection member;
• the first connection member includes a first outer electrode that is hollow and a first inner electrode that is inserted into the first outer electrode, a first insulation member is disposed between the first inner electrode and the first outer electrode, and the first insulation member includes a buckle that radially extends away from a central axis of the first connection member to the outside of the first outer electrode;
• the second connection member defines a butt-joint groove, a sidewall of the butt-joint groove defines a guiding groove matching with the buckle, a buckling groove is defined in the circumference of one side of the guiding groove, and the buckling groove communicates with the guiding groove and is configured to enable the buckle to slide therein;
• the buckle is inserted into the second connection member along the guiding groove and is rotated along the buckling groove to connect the first connection member with the second connection member fixedly.