Atomizer with separated oil core

The atomizer with the separated oil core comprises a shell and an oil baffle ring, an atomization channel and an oil storage bin arranged around the atomization channel are arranged in the shell, an oil inlet hole communicated with the atomization channel and the oil storage bin is formed in the atomization channel, a cigarette holder communicated with the atomization channel is arranged at the top of the shell, a base is arranged at the bottom of the shell, and the oil baffle ring is arranged on the base. One end of the oil retainer is arranged on the atomization channel in a sleeving manner, the other end of the oil retainer penetrates through the base and is connected with the base in a sliding manner, and a through hole is formed in the oil retainer; the tar baffle ring can slide downwards under the action of external force and block the tar inlet hole, and the lower end of the tar baffle ring extends out of the position below the base, so that the phenomenon that tobacco tar in the tar storage bin enters