夹头采用全新设计的首锁网夹结构，高张力之后不滑网，不松脱。
Chuck adopt new design of the lock structure, high tension network clip, not after not slide loose.
当螺丝刀就位后，拆卸图f中的E夹和连接结构部件的销钉，则止回阀阀瓣将在没有张力的情况下开启。
When the screwdriver is in place, remove the E-clip (Figure F) and pin connecting the structural members and the check clapper will open with no tension.
设计的爆压管替代线夹，在电路正常运行的工况下替代爆压续接管承担导线的张力，从而达到保护线路和爆压管的目的。
The line clamp designed in the article can take the place of the explosive pressing duct to take on the tensile force of line in working order.
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