Sewer well head warning device for traffic engineering

The utility model belongs to the technical field of the traffic safety facilities technique and specifically relates to a sewer well head warning device for traffic engineering, including battery case, main sleeve pipe, branch pipe, scintillation warning light, telescopic tube, telescopic support rod, warning stake, warning area, base, main sleeve pipe lower extreme spiro union is fixed with the battery case, and branch pipe upper end spiro union is fixed with the scintillation warning light, the telescopic tube lower extreme is fixed with telescopic support rod through the locking bolt, and the telescopic support rod lower extreme is fixed with the base through the locking bolt, and the base opposite side is fixed with the connecting rod through the locking bolt spiro union, and the connecting rod other end is fixed with the warning stake through the locking bolt spiro union, and warning stake upper end is equipped with the belt wheel, and three belt wheel internal fixation has the warning area. This device