Oil sprayer mounting structure of four-valve engine

The utility model discloses a fuel injector installation structure of a four-valve engine, which comprises a cylinder cover, a cylinder cover and a fuel injector, the top surface of the cylinder cover is provided with the cylinder cover and an installation hole for installing the fuel injector; the oil sprayer comprises an assembling end and a wiring end, the assembling end is mounted in the mounting hole, and the wiring end extends out of the outer side of the cylinder cover; the pressing mechanism is installed on the top face of the cylinder cover and comprises a lock clamp, a pressing bolt and a balance rod, a penetrating hole is formed in the middle of the lock clamp, the lock clamp is rotationally connected with the upper portion of the pressing bolt through the penetrating hole, the front end of the lock clamp is connected with the oil sprayer, and the lower side of the rear end of the lock clamp abuts against the top of the balance rod; the lower ends of the compression bolt and the balance rod are con