The invention discloses an organic matter soil restoration device. The device is characterized by comprising a blower, a soil restoration box, a membrane separation system, a vacuum pump, a condenser and an organic matter collection tank, wherein a soil feed opening is formed in the upper part of the soil restoration box; a soil discharge opening is formed in the side face of the soil restoration box; the soil feed opening is connected with a soil breaking box; the soil discharge opening is connected with a soil cooling box; the soil cooling box is externally provided with a discharge device. The device has the benefits that the device can achieve continuous feeding, has high polluted soil treatment capacity, adopts a direct heating manner, has high heat desorption efficiency, employs the membrane separation system to treat exhaust gas and does not generate secondary pollution.