LOCKING DEVICE OF PERSONAL CASE

The present invention relates to a locking device for a locker and, more specifically, to a locking device for a locker capable of locking the locker without a key using a lock included in the locking device of the locker, enabling use of other locks in addition to the included lock, and preventing safety accidents by keeping the door of the locker closed. The present invention includes: a housing unit which is installed in a door; a fixing unit which is elastically installed using a spring for a locking rod to slide on the housing unit and protrudes outside the housing unit; a handle unit which includes a handle on the housing unit to be rotated in link with the sliding motion of the locking rod of the fixing unit; a first locking unit which includes a locking piece penetrating the handle on the housing unit to lock the handle of the handle unit; and a second locking unit which locks the locking rod in link with the handle of the handle unit.