Structure of water mill

An improved structure of water mill, comprising a water mill body provided with a handle part, a body part, a working head base, and a pressing control switch;

• wherein the handle part is provided with an intake passage, an exhaust passage, and a water inlet reversing passage;
• the intake passage is provided with a gas inlet, and the exhaust passage is provided with an adjustable exhaust head;
• the water inlet reversing passage is provided with a water pump tube;
• an intake control valve is disposed between the intake passage and the exhaust passage;
• the exhaust passage is provided with a water pump gas outlet connected with a double sleeve tube;
• the double sleeve tube has an inner tube and an outer tube, with the inner tube connecting to one end of the water pump tube of the water inlet reversing passage;
• the other end of the water pump tube is connected with a water outlet tube;
• the body part is formed with an inner cavity that accommodates a pneumatic rotor;
• the working head base is provided with a connecting disk whose end surface is connected with a water-grinding sheet;
• the intake passage and the exhaust passage of the handle part is in fluid communication with the inner cavity of the body part;
• the end portion of the pneumatic rotor in the inner cavity is drivingly connected with the connecting disk of the working head base;
• and the water outlet tube of the water pump tube is guided to the connecting disk.