Universal octagonal rod special-shaped hoop structure

The utility model discloses a universal octagonal rod special-shaped hoop structure, and belongs to the technical field of signal lamp installation accessories. The connecting piece is characterized in that the fixing piece and the connecting piece are fixed into a whole, the left connecting piece is installed in the first left through hole and the left fixing through hole, the right connecting piece is installed in the first right through hole and the right fixing through hole, and the middle connecting piece is installed in the second left through hole and the second right through hole. By adjusting the left connecting piece, the right connecting piece and the middle connecting piece, the distance between the left movable piece and the right movable piece and the distance between the two movable pieces and the fixed piece can be adjusted, and eight-edge rods with various diameters can be fixed in a holding mode; through the connection of the connecting piece, a signal lamp or other indicating devices are in