Cylindrical magnet

The utility model discloses a cylindrical magnet. The utility model belongs to the technical field of borehole cleaning tools. The device comprises a scrap iron placing box, an interlayer is arrangedat the top of the scrap iron placing box; the opening of the interlayer is rotationally connected with a door through a hinge; the interior of the interlayer is connected with a cylindrical magnet; asliding rail is welded to the bottom of the inner side wall of the scrap iron containing box. An opening in the bottom of the scrap iron containing box is in sliding connection with a baffle through asliding rail and a sliding block. The interlayer can be used for storing cylindrical magnets; the device can be taken out for use as required; pOSITION INTERLAYER AFTER USE, difficult loss, the scrapiron placing box can be used for storing scrap iron or other garbage; and when large-area scrap iron is cleaned, the opening is aligned with a to-be-cleaned part, the plurality of pillar-shaped magnets in the interlayer firmly