Seamless door of house

The utility model relates to a seamless door of a house, which comprises a door shaft, a door plate and a door frame, wherein the door shaft is cylindrical, one edge of the door plate corresponding to the door shaft is a circular arc shape, and the radian of the circular arc is in accordance with that of the door shaft; and the other three edges of the door plate and the edge of the door frame contacted with the door plate all take an arc shape, and the radian of the outer part of the door frame is larger than that of the inner part of the door frame. The door plate, the door frame and the door shaft are meshed with one another tightly when the door is closed, so that the seamless effect is achieved, and cool air or hot air is prevented from running out of a room so that energy conservation is realized.