The invention discloses a safe and reliable fire extinguishing emission bracket with long service life. The safe and reliable fire extinguishing emission bracket comprises a support rod, a sleeve ring, a U-shaped groove, a transverse shaft, a sleeve and a connecting rod, wherein the U-shaped groove is fixed on the outer surface of the sleeve ring; the transverse shaft is fixed in the U-shaped groove; the sleeve is connected on the transverse shaft in a penetrating way and is fixedly connected with the connecting rod; the connecting rod is fixedly connected with the support rod; the support rod has a V-shaped structure; the midpoint position of the support rod is fixedly connected with the connecting rod; the two ends of the support rod are respectively provided with a circular ring; a hydraulic cylinder is fixed on each circular ring; piston rods of the hydraulic cylinders pass through the circular rings downwards; and tapered inserting rods are respectively fixed at the front ends of the piston rods of the hydraulic cylinders. After the structure is adopted, the inserting rods can be conveniently put away, the potential safety hazard possibly caused by the inserting rods can be eliminated, and the bracket is convenient to put away.