Single handle linking fast-opening and -closing door

The utility model relates to a single handle connecting-rod type fast opening and closing door. A dog in a passive handle component arranged near the periphery of the back surface of a door plate hinges transmission rods. Four transmission connecting components are arranged at the connecting position of a transversal transmission rod and an upright transmission rod; both symmetrical ends of a T-shaped transmission plate hinges the transmission rods; the other through hole on the transmission plate is vertically and fixedly arranged on a door plate and a short shaft at the inside of a frame enclosed by the transversal transmission rod and the upright transmission. The symmetrical shafts of two adjacent transmission plates are mutually vertical. A short inner folded handle in a handle component of a watertight door hinges the middle of the upright transmission rod. The inner handle is connected with an outer handle together to do the synchronization action. The utility model has the advantages of rapid and convenient opening and closing operation.