Simple adjustable nozzle

A simple adjustable spray head comprises water spray pipe connector threads, an impact ball, a fixing rod and a claw nut, the impact ball is a combined body with a hemispherical front end and a cylindrical rear end, one end of the hemispherical impact ball directly faces the water flow direction, the diameter of the impact ball is smaller than the inner diameter of a spray head pipe, and the impact ball is fixed to the fixing rod and installed at a water outlet of the spray head pipe; the fixing rod is connected with the spray head pipe through a sliding structure, the position of the fixing rod is adjusted through the claw nut, and the impact ball is adjusted to be located at a water outlet of the spray head pipe. The device has the advantages that the relative positions of the impact ball and the water spraying pipe orifice can be adjusted according to different purposes and requirements, so that water flows with different shapes can be obtained in different water use occasions; thenozzle can spray graduall