Slight thin water smoke fire extinguishing apparatus pressure reducer

The utility model discloses a slight thin water smoke fire extinguishing apparatus pressure reducer, its structure includes: and adopt clearance fit, the piston is installed and adopt clearance fit inpressure reducer support top in the relief valve below for relief valve, piston, seal receptacle, the pressure reducer body, pressure reducer support, connector, protective cap, fixed ear, pressure reducer support mounting, and the pressure reducer support mounting is in the seal receptacle below and adopt swing joint, and the relief valve is installed in the piston left side and adopt threaded connection, and seal seat installation is in pressure reducer body top and adopt interference fit, the utility model discloses the relief valve is equipped with valve cap, valve body, spring, valve rod, valve clack, has realized that the pressure drop is stable, and sealing performance is good, and the swift current is not pressed, and processing is convenient, and low in manufacturing cost, defeated 1.5 0.15MPa of pressur