Inner wall structure facilitating cable wiring

The utility model discloses an inner wall structure convenient for cable wiring, comprising a power distribution cabinet inner wall, the power distribution cabinet inner wall is provided with a bottom plate used for cable wiring, one side of the bottom plate is provided with a rotating shaft, the rotating shaft is connected with one end of a supporting rod, the other end of the supporting rod is provided with a pressing rod, and the other end of the pressing rod is provided with an anti-falling rod; an elastic piece is arranged between the supporting rod and the bottom plate and used for enabling the supporting rod to be close to the bottom plate so that the supporting rod can drive the pressing rod and the anti-disengaging rod to be close to the bottom plate. The cable fixing device is compact in structure and easy to use, the wedge-shaped block slides in the sliding groove towards the rotating shaft, the supporting rod is lifted by the wedge-shaped block, when the wedge-shaped block slides reversely, the su