The invention relates to a wind tunnel laundry dryer, comprising wind tunnel, of which one end is connected with fan. Space frame is set on the inner wall of wind tunnel and the wind tunnel achieve the purpose of drying cloth quickly as the high-speed rotary of fan make the air in wind tunnel form convection. By the scheme that one end or two ends of the wind tunnel are connected with the fan in the invention, not only the shortage that prior laundry dryer are not convenience to use in different places and to take is conquered but also the problem that prior fan is provided with single performance is solved. The invention is provided with wide wind resource obtained, using multiple fans in series in the same time, simple structure, low cost, convenience and practicality, using in different places expediently, safety, environmental protection, healthy. It is especially suitable for common people, babies, pupils, baby farms, hostels, hospitals and special industries so on.