The special earth connection device of cable branch case

The utility model relates to a special earth connection device of cable distribution cubicles(CDC), mainly by the slip cut somebody's hair, chuck, end cap, chuck guide pin bushing, grounded bolt, ground connection guide pin bushing, sliding shaft guide pin bushing, go up the sliding shaft, sliding shaft, draw back plate, plane thrust ball bearing, push-and-pull rod, insulating guide pin bushing, insulation covering, adapter sleeve, advance and retreat lead screw, lead screw seat, handle are formed down. Whole device is the columnar structure. The when used: make push-and-pull rod, advance and retreat lead screw promote plane thrust ball bearing forward when waveing the handle, drive device front end chuck and remove the slip position of cutting somebody's hair, reach the interlock effect to realize power cable distribution box wiring stake ground connection. The installation is waveed the handle and is made push-and-pull rod, advance and retreat lead screw rearward movement, and earth connection anterior segment part chuck is cut somebody's hair separately with the slip, can demolish the device.