Environment-friendly watering device for municipal engineering

The utility model discloses an environment-friendly watering device for municipal engineering, which comprises a main body, a box door and a supporting column, a T-shaped sliding block is arranged on the inner wall of a concave groove, a rack is arranged at one end of the T-shaped sliding block, a driving motor is arranged on the inner bottom wall of a driving box, a rotating shaft is arranged at the output end of the driving motor, and the rotating shaft is connected with the driving box. And a screw rod is installed at the top of the rotating shaft, a thread sleeve is installed on the outer wall of the screw rod, a mounting plate is installed at the top of the thread sleeve, and a moving rod is installed on the outer wall of the mounting plate. The sprinkling range is changed by installing the gear and the rack, the driving motor drives the lead screw to rotate through the rotating shaft, the threaded sleeve drives the mounting plate and the moving rod to move up and down, the rack moves up and down along t