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在分析钻机起重液压系统原理的基础上,针对故障现象,进一步分析插装调速阀的工作原理,压差补偿器阀芯的受力,指出主弹簧存在的问题,并提出解决方案
On the basis of analyzing the principle of hydraulic system of drilling rig, aiming at the phenomenon of fault, this paper further analyzes the working principle of cartridge governor valve, the force of valve spool of differential pressure compensator, points out the problems of main spring and puts forward the solutions