Lawn trimmer

The utility model discloses a lawn trimmer, the on -line screen storage device comprises a base, the top of base is fixed with installation shell and servo motor, and installs one side that the shellis located servo motor, servo motor's output shaft is fixed with a bevel gear who lies in the installation shell, and just a bevel gear meshes and is connected with the 2nd bevel gear, the 2nd bevel gear's top is fixed with the internal thread cover, and the inner thread of internal thread cover is connected with outer thread block, outer thread block's top is rotated and is connected with the connecting rod, and the top of connecting rod is fixed with the bracing piece, the inboard of thread bush including the bracing piece cup joints, and the top vertical fixation of bracing piece has L shape hollow tube. The utility model discloses a cooperation of water tank, water pump, hose, L shape hollow tube and the C shape water pipe isotructure of setting is used, can water to the lawn in trimming lawn to can also wash