Elevator door lock mechanism with strong interchangeability and high safety

The invention provides an elevator door lock mechanism with strong interchangeability and high safety. The elevator door lock mechanism comprises a fixed locking hook assembly and a movable locking hook assembly opposite to the fixed locking hook assembly, wherein the fixed locking hook assembly comprises a fixed locking hook base, a fixed locking hook arranged on the fixed locking hook base and acontact induction block used for inducting the contact state of the movable locking hook assembly; the fixed locking hook assembly further comprises a plug assembly which is electrically connected with the fixed locking hook assembly and is used for feeding back the connection state of the fixed locking hook assembly and the movable locking hook assembly; the plug assembly is located on the otherside, opposite to the movable locking hook assembly, of the fixed locking hook assembly; and the movable locking hook assembly comprises a movable locking hook base, a movable locking hook movably connected with the movable l