The invention discloses a wind energy dehydration device. The wind energy dehydration device comprises a fan blade, a rotating shaft, a fixed link, a rotating shaft gear, a transmission gear, a stationary gear, a fixed rod, a fixed tray, a drum and an outer box, wherein the fan blade is fixed at the top of the rotating shaft; the rotating shaft is arranged in the fixed link; the rotating shaft gear is arranged at the lower part of the rotating shaft and connected with the transmission gear; the transmission gear is connected with the stationary gear; the fixed rod is fixed on the stationary gear; the fixed tray is arranged at the top of the stop shot; and the fixed tray is positioned at the bottom of the drum. The wind energy dehydration device utilizes wind energy to work, is simple in device and principle, simple to operate, low in failure rate and energy-saving and environment-friendly.