一种故障指示器的卡线开闭联动装置

本发明公开了一种故障指示器的卡线开闭联动装置，包括：螺杆传动轴、压线机构、螺杆固定座和开闭机构；螺杆传动轴包括上螺纹杆和下螺纹杆，压线机构包括压线滑座、压线支架和压线座；压线滑座可滑动地套设在上螺纹杆上；压线支架可转动地安装在压线滑座上；压线支架的一端与螺杆固定座活动连接，压线座与压线支架的另一端活动连接；开闭机构包括开闭滑座、滑板和滑轮；开闭滑座可滑动地套设在下螺纹杆上；滑板上设置有第一滑槽，滑轮穿过第一滑槽设置于开闭滑座上。本发明通过将卡线机构及开闭机构作为联动结构，实现一个动作输入即可联动执行卡线/松脱和上下壳开闭动作；简化了安装拆卸作业流程，解决现有技术安装条件苛刻的问题。 The invention discloses a wire clamping opening and closing linkage device of a fault indicator. The wire clamping opening and closing linkage device comprises a screw transmission shaft, a wire pressing mechanism, a screw fixing seat and an opening and closing mechanism. The screw transmission shaft comprises an upper threaded rod and a lower threaded rod. The wire pressing mechanism comprises awire pressing sliding base, a wire pressing support and a wire pressing base. The upper threaded rod is sleeved with the wire pressing sliding seat in a sliding mode; the wire pressing support is rotatably mounted on the wire pressing sliding seat; one end of the wire pressing support is movably connected with the screw fixing b