Locking device for lower side door of open wagon

Abstract

The invention discloses an open wagon lower side door locking device, which relates to the technical field of wagon door locking devices, and comprises a lock seat, a lock catch and an elastic locking assembly, one end of the lock catch is hinged to one end of the lock seat; the other end of the lock catch can be in lap joint with the other end of the lock seat, the elastic locking assembly is arranged close to the lap joint end of the lock catch, and the elastic locking assembly is matched with the lap joint end of the lock catch to achieve opening and closing of the lap joint end of the lock catch. The two-stage locking device is reasonable in design, has a two-stage locking function, is simple in structure and safe to use, and can solve the accident that the lock catch is separated from the lock seat and the door is accidentally opened when a vehicle is under the working conditions of strong vibration, overturning unloading, overturning maintenance and the like.

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