Pile hole slag removing device

The invention provides a pile hole slag removing device. The pile hole slag removing device comprises a power mechanism, a mud separating cylinder, a storage cylinder, a conical protective cover and ahole cleaning mechanism, wherein the hole cleaning mechanism is arranged on one side of the power mechanism; the conical protective cover is arranged on one side of the hole cleaning mechanism; the storage cylinder is arranged on one side of the conical protective cover; and the mud separating cylinder is arranged on one side of the storage cylinder. The pile hole slag removing device cleans gravels in pile holes through the hole cleaning mechanism, can clean the gravels with different sizes to prevent the condition of incapability of normally cleaning due to blockage caused by the gravels, drives a rotating shaft through the power mechanism to rotate an arc scraper to spirally ascend mud slag to enter a pipe through a feed port, continuously rotates spiral blades to upwards convey the mud slag and the gravels to