Water-saving wheel washing device for building construction site

The utility model relates to the technical field of wheel washing devices, in particular to a water-saving wheel washing device for a building construction site, which comprises a bearing table, slope tables are fixedly mounted at the two ends of the bearing table, protective fences are fixedly mounted on the two sides of the bearing table, a mounting groove is formed in the inner side of the bearing table, and a bearing net plate is slidably mounted at the top of the mounting groove. A water washing mechanism is mounted on the inner side of the mounting groove and comprises two reciprocating screw rods which are parallel to each other, a moving seat is mounted on the two reciprocating screw rods in a threaded manner, a plurality of rotating rods are rotatably mounted on the moving seat, water spraying pipes are fixedly mounted at the tops of the rotating rods, and a plurality of nozzles are fixedly mounted at the tops of the water spraying pipes. The spraying angle of the nozzle can be continuously changed,