The invention discloses a storage cabinet provided with a fire monitor. The storage cabinet comprises a cabinet body and a top frame which is arranged at the top of the cabinet body as well as a bottom frame which is arranged at the bottom of the cabinet body, wherein U-shaped rings are arranged between the top frame and the cabinet body and between the bottom frame and the cabinet body; a top mounting frame is arranged in the top frame; a ventilating fan is fixedly arranged on the top mounting frame; supporting blocks are arranged at four points of the top of the top frame; an enclosure cover is fixedly arranged at the top of the supporting blocks; surrounding plates are arranged around the bottom of the enclosure cover; a bottom mounting frame is arranged in the bottom frame; a ventilator is fixedly arranged on the bottom mounting frame; ventilation pipes are arranged at both the front side and the rear side of the bottom frame; anti-dust screen windows are arranged in the ventilation pipes in a matched mode; a cabinet door is arranged on the front end face of the cabinet body; and storage cabinet plates 24 are transversely arranged in the cabinet body. The storage cabinet provided by the invention is simple in overall structure, low in cost and suitable for popularization and application.