Device for performing electrochemical reduction on nitrate

The utility model discloses a device for performing electrochemical reduction on nitrate. The device comprises an electrolytic cell; a cathode and an anode are arranged in the electrolytic cell and are connected through electric wires and a power supply; and the cathode is a Ti nano electrode, and the anode is a Ti/Pt electrode. The device is simple and ingenious in structure; the Ti nano electrode is used, so that the nitrate can be effectively removed in the electrochemistry reaction cell, and other auxiliary treatment devices are not needed; and the device is an electrochemical device which can effectively remove the nitrate in underground water.