APPARATUS FOR PREVENTING DERAILMENT OF ELEVATOR DOOR

摘要

PURPOSE: A device for preventing an elevator door from becoming separated is provided to decentralize shock applied to a door by integrally attaching door guide shoe and a door shoe assisting bracket to a door through a coupling unit. CONSTITUTION: A device for preventing an elevator door from becoming separated comprises an elevator door(102), door guide shoe(104), a door shoe assisting bracket(105), and a seal's bottom bracket(107). The door guide shoe comprises a protrusion and a guide shoe bracket. The protrusion is inserted into the rail groove of seal and moves in a direction in which the elevator door moves. The guide shoe bracket is bent and extended from the bottom to the side of the elevator door. The door shoe assisting bracket is integrally coupled to the guide shoe bracket through a first coupling unit.