Hydraulic horizontal plough

The utility model discloses a hydraulic horizontal plough. A plough bar of the hydraulic horizontal plough is provided with a mounting clamp of a working height adjusting air cylinder upper piston rod. The front end of a left plough beam and the front end of a right plough beam are respectively arranged on rotating seats at the bottom of the plough bar. An adjunction beam which is arranged parallel to a plough beam on one side is arranged on the plough beam, and the tail portion of the plough beam and the tail portion of the adjunction beam are connected in a rotating mode through a pin shaft. A stand beam is arranged at the front end of the adjunction beam. A horizontal adjusting hydraulic cylinder is fixed on the stand beam. The piston rod of the horizontal adjusting hydraulic cylinder is fixed on the plough beam below the horizontal adjusting hydraulic cylinder. The hydraulic horizontal plough has the advantages of being compact in structure, simple in operation process and convenient to operate. The worki