Power distribution network planning equipment and planning method based on power distribution network frame

The invention discloses a power distribution network planning device and method based on a power distribution network frame, and relates to the technical field of power distribution network frames, the power distribution network planning device comprises an extension mechanism, the top end of the extension mechanism is connected with a first sliding strip assembly, and the extension mechanism and the first sliding strip assembly are externally connected with a plurality of adjusting assemblies; one hand extrudes the bottoms of the two sets of clamping blocks, the thumb of the other hand presses the top end of an L-shaped plate, the index finger and the middle finger lift extension columns on the two sides of a fixing base respectively, and therefore the fixing base moves upwards in the direction of a sliding column and a sliding groove to extrude a spring, a movable base and the fixing base are separated, a set of cables are placed on a lower pulley, and the cable fixing device is used for fixing the cables.