Power wiring bridge convenient for line maintenance

The invention relates to the technical field of electric power wiring bridges, in particular to an electric power wiring bridge convenient for line maintenance, which comprises a first frame body and a second frame body, the first frame body and the second frame body are connected to form a bridge channel for accommodating a cable; the two ends of the first frame body are respectively provided with a sleeve used for sealing a bridge channel. A plurality of partition plates are arranged on the two sides of the first frame body and distributed at equal intervals in the extending direction of the first frame body. A lifting mechanism for controlling the partition plate to lift is arranged on the sleeve. The lifting mechanism comprises a pushing piece and a first linear driving assembly; guide strips are arranged on the sides, away from the second frame body, of the partition plates; the first linear driving assembly is arranged on the sleeve and used for driving the pushing piece to move in the horizontal direct