The utility model discloses an equipment for NULL in soil repair technology field, the top of drip washing case is provided with soil inlet port, the inner chamber left and right sides of drip washing case all is provided with the shower, and the top of drip washing case, left side are run through to the top of shower the right side of shower evenly is provided with the shower nozzle with the left side of right side shower, through the drip washing case, shower nozzle and high pressure water pump's setting, can carry out the drip washing restoration to heavy metal contaminated soil, accelerate heavy metal contaminated soil's the restoration cycle, pass through battery pack, the electrokinetic remediation case, the setting of collecting vat and electrode bar, can carry out electrokinetic remediation to the soil after the drip washing restoration, remaining heavy metal ion transports collection with the mode of electroosmosis and electromigration to the electrode bar with inorganic ion in the soil after restoreing drip washing, make heavy metal contaminated soil's restoration more thorough, repair effect is good for this equipment, short periodic time, can not carry out secondary pollution to soil.