This present application discloses an electronic cigarette, comprising an atomizer and a battery rod, a connecting structure, and an elastic structure; the connecting structure includes a first connecting member and a second connecting member; the first connecting member is provided with at least one engaging portion, the second connecting member defines a butt-jointed groove, a wall of the butt-jointed groove extends away from a rabbet of the butt-jointed groove to form at least one channel structure, the channel includes an inserting guide channel, a taking-out guide channel, and a bending channel, and the bending channel forms a buckled portion; the elastic structure is configured for supplying elasticity towards the rabbet of the butt-jointed groove to the first connecting member, so that the engaging portion is engaged with the buckled portion. The non-threaded connecting structure is simple and is convenient to operate, which improves users' experience.