High-pressure oil pipe arrangement structure of diesel engine

The utility model discloses a diesel engine high-pressure oil pipe arrangement structure, which belongs to the technical field of engines and comprises a common rail pipe, a high-pressure oil pipe, an oil sprayer, an intake manifold, a cylinder cover and a cylinder cover cover. The oil sprayer is installed on the air cylinder cover, a high-pressure oil inlet port of the oil sprayer is formed in the air cylinder cover, a high-pressure oil pipe installation hole is formed in the side face of the air cylinder cover, and one end of the high-pressure oil pipe is connected with the common rail pipe. The other end of the high-pressure oil pipe enters the cylinder cover through a high-pressure oil pipe mounting hole in the cylinder cover and is connected with a high-pressure oil inlet port of the oil sprayer; the common rail pipe is arranged below the side, close to the high-pressure oil pipe mounting hole, of the air cylinder cover, dust and impurities can be effectively prevented from entering the oil sprayer when