Sliding guide rail type door and window

The utility model discloses a sliding guide rail type door and window which comprises an outer frame, an adjusting mechanism and a buffering supporting unit. A base is placed at the bottom of the inner side of the outer frame, two evenly-distributed mounting holes are formed in the base, two guide rails are fixedly connected to the upper end face of the base and evenly distributed, a door and window body is slidably connected to the guide rails, and two evenly-distributed threaded pipes are fixedly connected to the bottom of the inner side of the outer frame; the adjusting mechanism is mounted on the base; the buffer supporting unit is arranged at the bottom of the inner side of the outer frame; wherein the two rubber strips are fixedly connected with the bottoms of the inner sides of the two guide rails respectively. Furthermore, the adjusting mechanism comprises two threaded shafts, a supporting ring and a hexagonal hole, and the two threaded shafts are connected into the two threaded pipes in a threaded mo