This paper briefly introduces the composition, principle of Hydraulic spring operating mechanism of control valves,analyses the existing problems of control valve pressure maintaining deeply,puts forward the Methods and measures for improvement of guaranting the processing quality of the valve core、lengthening the guide size、fine tuning spring force、Improving the seal hardness、changing the ring material and so on ,effectively solve the problem of reliability and stability of the control valve pressure.
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任凤君.高压开关断路器弹簧液压操纵机构控制阀设计改进[J].机床与液压,2015,43(10):177-179. . The design improvements. of high-voltage switch circuit breaker Spring hydraulic operating mechanism control valve[J]. Machine Tool & Hydraulics,2015,43(10):177-179