广西桂林SO-K8L-41B油缸锁
广西桂林SO-K8L-41B油缸锁

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采煤机液压锁是采煤机液压系统的重要工作机构之一。采煤机液压锁用螺钉联接在调高液压缸上，布置在调高液压缸与换向阀之间。是一个集成多功能阀，既具有单向阀的功能，又有安全阀的作用。它的结构是否合理，性能是否稳定、可靠，直接关系到采煤机摇臂能否正常调高和定位割煤。