Power line with stable connection

The utility model discloses a power line with stable connection, which comprises a power line plug, a power line and a power socket, the power line plug is divided into a plug seat and a plug connecting part, the plug connecting part is matched with the power socket in an inserting manner, two sides of the plug connecting part are provided with cavities, and the cavities on the two sides are respectively provided with a pressing port and a pressing sheet. The plug seats on the two sides are respectively provided with a rotating shaft, each rotating shaft is provided with a labor-saving handle and a cam, the labor-saving handles are arranged at the outer ends of the plug seats, the cams are arranged in the cavities, the rotating shafts are fixedly connected with the labor-saving handles and the cams, the cams abut against the pressing pieces, the cavities are provided with guiding protruding blocks, and the guiding protruding blocks are connected with the pressing pieces. The guide protruding block abuts again