Portable special tool for replacing 10 KV quick grounding knife-switch spring

The invention discloses a portable special tool for replacing a 10KV quick grounding knife-switch spring. The portable special tool comprises a trolley guide groove, wherein an upper pressing plate isfixedly connected to the top of the trolley guide groove; a screw rod is arranged in the upper pressing plate; the top of the screw rod penetrates through the upper pressing plate; a hexagon head isfixedly connected to the top of the screw rod; an operating rod is connected onto the hexagon head; a bearing pressing plate is arranged on the top of the upper pressing plate; the middle of the bearing pressing plate is movably connected with the screw rod through a screw rod bearing; the bearing pressing plate is fixedly connected with the upper pressing plate through a hexagon socket head cap screw; a trolley is arranged on the outer surface of the screw rod; a threaded sleeve is fixedly connected inside the trolley; the threaded sleeve is connected with the screw rod through screw threads;a lower pressing plate is