The utility model discloses a built -in diesel engine drive's hydraulic pressure gate valve, including base, the floodgate body, flanged nozzle stub, hydraulic tank, hydro -cylinder and flashboard, its characterized in that: flanged nozzle stub is installed to floodgate sinistron right side bilateral symmetry, and hydraulic tank and diesel engine drive control box are installed to floodgate body top, install the flashboard between hydraulic tank and the diesel engine drive control box, a hydro -cylinder is respectively installed to both sides around the floodgate body, floodgate body bottom is provided with the valve groove at intercommunication front and back both ends, valve groove front portion is provided with quick row of sramana and is provided with water pump fast interface at the rear portion, water pump fast interface's front and back bilateral symmetry is provided with a two -way reposition of redundant personnel and is responsible for the body, the body is responsible for through pressure flow flushing pipe and flanged nozzle stub intercommunication to two -way reposition of redundant personnel. The utility model discloses a built -in diesel engine drive has light, high -efficient, safe advantage, can bear great operating pressure, is suitable for different environment such as grit fluid and open -air engineering.