Computer hard disc coded lock mechanism

The utility model discloses a computer hard disc coded lock mechanism, and relates to the computer technical field; a power conversion module, a clock module, a processor and a hard disc connector are respectively arranged in the housing; a starting switch and a code plate are respectively arranged on the top of the housing; a fixed clamp is arranged on one end of the bottom of the housing; a movable clamp is arranged on the other end of the bottom of the housing and connected with a spring; the power conversion module is connected with one end of the code plate, and the other end of the code plate are respectively connected with one end of the starting switch and one end of a relay normally open contact; the other end of the starting switch is respectively connected with the other end of the relay normally open contact and one end of a relay coil; the other end of the relay coil is connected with an input end of the processor; an output end of the processor is connected with the hard disc connector; the clock module is connected with a reading end of the processor. The computer hard disc coded lock mechanism improves safety, is convenient in usage, simple in operation, high in work efficiency, and saves time.