Article placing cabinet safety interlocking device

The utility model discloses an article placing cabinet safety interlocking device which is installed in an article placing cabinet and is principally composed of a locking head, a poker rod, a bracing frame body, a plurality of fastener blockings, a lock bolt structure and a safety opening mechanism, wherein, the locking head arranged above the front of the article placing cabinet is used by the user to switch and lock; the front end of the poker rod is connected with the locking head, and in addition, the bracing frame body is a square long-strip hollow body and is arranged at the rear end of the article placing cabinet; the lock bolt structure is sheathed in the bracing frame body and can be moved up and down, one end of the lock bolt structure can be combined and drived with one end of the poker rod, and the lock bolt structure is composed of a further lock bolt piece and a poker locating mechanism. The utility model principally improves the lock bolt structure and the fastener blocking structure, simultaneously, the hook of the poker rod tail end drives the lock bolt piece which is used for locking and unlocking to move up and down. The article placing cabinet safety interlocking device matched with the safety opening mechanism not only has the effect of single limitation for the quantity of opened drawer, but also has safety protection function of preventing the drawer from dropping off when the drawer opens automatically.