| 摘要 |
The present invention relates to a triple interlocking sliding automatic door. The triple interlocking sliding automatic door includes: a door frame (10) installed in the upper part of an entrance door; a first guide unit installed on the front surface of the door frame (10) in the longitudinal direction of the door frame (10); a second guide unit (13) installed on the rear surface of the door frame (10) in the longitudinal direction of the door frame (10); a first door (20) fixed to one side of the second guide unit (13); a second door (30) installed to slide by being guided by the second guide unit (13); a third door (40) installed to slide by being guided by the first guide unit (11); a driving unit sliding the third door (40); and an interlocking unit (60) sliding the second door (30) at a fixed ratio by interlocking with the operation of the third door (40) when the third door (40) operates by sliding. According to the present invention, the third door and the second door are accurately interlocked with each other, and the triple interlocking sliding automatic door has a simple structure and is eaxy to construct. |
