Mechanical interlocking device for electric drawer

The utility model relates to the technical field of electric drawer locking devices, and provides a mechanical interlocking device for an electric drawer, which comprises a box body, the electric drawer is arranged in the box body, a hand-cranking device is arranged between the electric drawer and the box body, and a rocker insertion hole is formed in the hand-cranking device; a swing block is arranged at the bottom of the electric drawer and installed on the supporting plate, an electromagnetic lock is arranged between the swing block and the supporting plate, a connecting rod is connected tothe swing block and connected with a button on the push-pull handle, the end, close to the push-pull handle, of the swing block is connected with the push plate in a clamped mode, and the push plateis installed on the supporting plate in a sliding mode. The push plate is connected with a stop plate which abuts against the mechanical lock. The locking device of the electric drawer unit solves theproblems that a locking de