Power cable classification fixing device

The utility model discloses a power cable classification fixing device, which relates to the field of power construction and comprises a mounting seat, a bottom placing seat is fixedly connected to the bottom end in the mounting seat, a plurality of pressing seats are connected to the top end of the bottom placing seat, a plurality of lower grooves are formed in the top end of the first placing seat, and upper grooves corresponding to the lower grooves are formed in the bottom end of the pressing seats. A connecting mechanism is arranged in the pressing seat, the connecting mechanism comprisesa locking rod which penetrates through the pressing seat from top to bottom and is connected to one end of the pressing seat in a threaded mode, a rotary knob is fixedly connected to the top end of the locking rod, and a locking hole corresponding to the locking rod is formed in the top of the bottom placing seat. And cables with different wire diameters can be fixed on the mounting seat, are convenient to disassemble an