The invention discloses a high efficiency energy saving potato cleaning device. The device includes a casing, a cleaning and peeling mechanism, a collecting and cleaning mechanism, an electric controlbox, a control panel, a diversion tank, a soil purifier, a water storage tank, a water pump, a connecting pipe, a support block and a water spray pipe, wherein the cleaning and peeling mechanism is disposed inside the casing, the collecting and cleaning mechanism is disposed at the bottom of the cleaning and peeling mechanism, the electric control box is mounted on one side of the casing, the control panel is mounted on one side of the electric control box, the diversion tank is mounted on the top of the collecting and cleaning mechanism, the soil purifier is mounted at the bottom of the diversion tank, the water storage tank is mounted at the bottom of the soil purifier and at the inner top portion of the casing, and the water pump is mounted on one side of the water storage tank; The device is advantaged in that the removed potato skin, larger mud blocks and water can be separated through the collecting and cleaning mechanism, the potato skin and the mud blocks are separately collected, moreover, the mud water is filtered again to clean potatoes to realize recycling, and water resources are saved.