Flexible suspension device for warning board of power transmission line

The utility model discloses a flexible suspension device for a warning board of a power transmission line. The flexible suspension device is characterized by comprising the warning board, angle iron, U-shaped iron, an adjustable hook and a cover plate, wherein the warning board is connected with one face of the angle iron through screws; the other face of the angle iron is connected with the U-shaped iron through hexagon bolts; a cylindrical connecting rod is arranged in a groove in one side of the hook body; the cover plate is fixedly connected to and covers the groove through hexagon bolts to prevent the cylindrical connecting rod from getting out; a large threaded hole is formed in the other side of the hook body and is matched with a threaded rod to adjust the size of an opening of the hook so as to adapt to wires of different types; a pressing block is fixedly connected to the top end of the threaded rod through screws and used for fixing the wires. According to the flexible suspension device, the wires