Atomizer

The utility model relates to an atomizer. The atomizer comprises a shell, an oil guide piece and a heating piece. Wherein a containing cavity is formed in the shell. The oil guide part is installed in the containing cavity, the interior of the oil guide part is hollow and forms an installation channel, the installation channel penetrates through the two opposite ends of the oil guide part in the first direction, and a clamping position is formed at the end, in the first direction, of the oil guide part. The heating element is mounted in the mounting channel, the heating element comprises a heating part and a power connection part which are connected with each other, at least part of the heating part is mounted in the clamping position and abuts against the inner wall of the clamping position, and the power connection part extends out of the mounting channel. According to the atomizer, part of the heating part of the heating piece is installed at the clamping position and abuts against the inner wall of the cl