The utility model discloses a portable pump knocking operation ladder and belongs to the field of oil extraction of rod-pumped wells of oil fields. The portable pump knocking operation ladder is supported on a polished rod of a pumping unit and comprises an outer sleeve steel pipe, a platform, a supporting rod, an inner sleeve steel pipe, a large pin rod and a supporting leg. The outer sleeve steel pipe and the inner sleeve steel pipe can stretch and retract relative to each other, when the portable pump knocking operation ladder is used, the inner sleeve steel pipe is pulled out, and when the portable pump knocking operation ladder is carried, the inner sleeve steel pipe is pushed in, and the portable pump knocking operation ladder is convenient to carry. The portable pump knocking operation ladder is simple in structure and light in weight, and has the advantages of being convenient to pull and transport and saving time and labor; when pump knocking operation is carried out, an operator can adjust the height of the platform through the supporting rod according to the height of a pumping unit hanging device, and the levelness of the platform is adjusted through the portable pump knocking operation ladder, so that the portable pump knocking operation ladder has the advantage of being convenient to use.