Novel battery box of electric vehicle

The utility model provides a novel battery box of an electric vehicle. The battery box comprises a battery box body, the upper end of the battery box is provided with a handle, a wiring area is arranged below the handle, the wiring area is provided with a battery lock hole, a fixed plate hole and a charging-discharging wire-harness fixing groove, a battery pack installation area is arranged below the wiring area, and the charging-discharging wire-harness fixing groove is also provided with a wire-harness plug-in. By adopting the battery box, wire harnesses in the box can be safely and orderly fixed, the vibration intersection of electric wires can be avoided, the electric wires are unlikely to age, and the safety of the electric vehicle can be greatly improved.