柴油机喷油泵出油阀紧帽裂纹故障分析

Analysis on the Crack of the Tight Bonnet of the Oil Outlet Valve in the Diesel Fuel Injection Pump

本文对柴油机喷油泵出油阀紧帽在使用中出现的故障进行分析,找出故障原因,并就喷油泵出油阀紧帽的制造、使用等方面提出改进措施,提高喷油泵出油阀紧帽可靠性。

This paper analyzes the fault of the valve cap in the use of the fuel injection pump of diesel engine,finds out the cause of the fault,and puts forward some improvement measures on the manufacturing and use of the valve cap in order to improve the reliability of the valve cap in the fuel injection pump.