Safety sliding door

The invention relates to the technical field of sliding doors, in particular to a safety sliding door. The safety sliding door comprises a door body, a guide door head, an anti-rushing device and a mechanical locking device, wherein the mechanical locking device is arranged on the right side of the upper part of the door body and comprises a first lock body and a lock bar, the first lock body is fixedly installed on the right side of the upper part of the door body, and the lock bar capable of moving up and down is arranged in the first lock body. The safety sliding door is reasonable and compact in structure, safe and reliable; by arranging the mechanical locking device, a left limiting hole and a right limiting hole, the door body can be mechanically locked through the right limiting hole after moving rightwards and mechanically locked through the left limiting hole after moving leftwards, and the reliability of the door body in the locked state can be improved; by arranging the anti-rushing device, a crimi