The utility model discloses a movable safety guardrail for an energy storage power station. The fence comprises a fence body, the fence body comprises a plurality of vertical rods and horizontal crossrods connected with the vertical rods. The bottom of the fence body is fixedly connected with a box body; a plurality of trundles are arranged at the bottom of the box body; a fixing frame is arranged in an inner cavity of the box. A plurality of first through holes are formed in the fixed frame; the bottom of the first through hole is fixedly connected with a circular-ring-shaped connecting base. The bottom of the connecting seat is rotationally connected with a rotary nut; a plurality of through grooves are formed in the inner wall of the box body, supports are movably connected into the through grooves, threaded rods are fixedly connected to the lower portions of the supports and penetrate through the first through holes and the connecting bases to be in threaded connection with rotating nuts, stand columns are arranged at the bottoms of the rotating nuts, and worms are further arranged in the box body and matched with the stand columns of the rotating nuts. Aiming at the defects in the prior art, the utility model provides the movable safety guardrail for the energy storage power station, which is reasonable in design, simple in structure, safe and reliable.