Spray gun structure capable of spraying water up and down under head rotation control

The invention discloses a spray gun structure capable of spraying water up and down through head rotation control, and belongs to the technical field of sprayers, the spray gun structure comprises a water channel, shaft holes are symmetrically formed in one end of the water channel, a ball head is arranged between the shaft holes, an upper water spraying opening is formed in one side of the ball head, a lower water spraying opening is formed in the bottom end of the upper water spraying opening, and a turning water path is arranged in the ball head; a lower water inlet hole is formed in the bottom end of the upper water inlet hole; a water outlet corresponding to the ball head is formed in the water channel; a flow-limiting one-way valve is arranged in the end, away from the ball head, of the water channel; a shell is arranged on the surface of the water channel, and a nut is arranged at one end of the shell; the ball head penetrates through the shaft hole through the damping rotating shaft to be installed, t