This paper briefly introduces design process of spring-loaded safety link in wa-ter distributor of axial flow turbine, it provides a new method for design of the protective system of axial flow turbine water distributor and solves series problems which easily occur in traditional protective system of axial flow turbine water distribution.%简述了轴流式水轮机导水机构中采用弹簧承载式安全连杆机构的设计过程，为轴流式水轮机导水机构保护系统的设计提供了一种新方法，改善了传统水轮机导水机构保护系统易出现的系列问题。
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