提出了用插装阀设计电液控制支架液压系统的设计思想,阐述了其优越性,并用插装阀设计了某电液控制支撑式液压支架的液压系统,分析了工作原理。 The design idea of ​​designing the hydraulic system of the electro-hydraulic control bracket by using the cartridge valve was put forward. The advantages of the electro-hydraulic control bracket hydraulic system were expounded. The hydraulic system of a hydraulically-controlled support hydraulic bracket was designed by using the cartridge valve, and the working principle was analyzed.