U-shaped clamping groove type bumper post for underground mine

The utility model provides a U-shaped clamping groove type car stop for an underground mine. The U-shaped clamping groove type car stop comprises a car stop body and a fixing clamping groove. The fixing clamping groove comprises a bottom supporting piece and fixing steel, wherein the bottom supporting piece and the fixing steel are arranged above the ground of the chamber. The two pieces of fixing steel and the bottom supporting piece form a U-shaped fixing clamping groove. The two pieces of parallel fixed steel are parallel to an opening of the draw shaft; the bottom supporting sheet is close to the chamber wall; a first anchor rod is arranged on the bottom supporting piece and extends to be fixed to the underground of the chamber. A transverse second anchor rod is arranged on the fixing steel, and the second anchor rod extends and is fixed into the chamber wall; the two ends of the car stop are clamped in the U-shaped fixing clamping grooves in the two sides of the chamber respectively, so that the two fixi