Water conservancy irrigation device for water conservancy project

The utility model belongs to the technical field of water conservancy irrigation, particularly relates to a water conservancy irrigation device for a water conservancy project, and provides the following scheme aiming at the existing replacement problem: the water conservancy irrigation device for the water conservancy project comprises a spraying head, a fixing groove is formed in the bottom of the spraying head, a sleeve is arranged in the fixing groove in a sliding manner, and the same end of the sleeve extends into the fixing groove; sliding grooves are formed in the inner walls of the two sides of the fixing groove, grooves are formed in the inner walls of one sides of the sliding grooves, limiting grooves are formed in the two sides of the sleeve, limiting rods are installed in the limiting grooves in a sliding mode, one ends of the limiting rods extend into the limiting grooves, and the other ends of the limiting rods extend into the grooves; a sliding hole is formed in the inner wall of the bottom of