Cleaning device for pile bottom sediment of cast-in-place concrete pile

The invention discloses a cleaning device for a pile bottom sediment of a cast-in-place concrete pile. The device includes a drilling machine, a pressure water pump, and a sediment cleaning device; the drilling machine is used for driving a drill rod into a concrete pile body, and the drill rod is installed in sections; the pressure water pump is connected into the drilling machine through a waterpipe and communicates with the drill rod; and the sediment cleaning device includes a core pipe and a hole cleaning device, the top end of the core pipe is connected to the drill rod, a screwed jointof the top end of the hole cleaning device is screwed to the bottom end of the core pipe, a hollow pipe body is disposed on the hole cleaning device, the bottom end of the hollow pipe body is provided with a hole, and the hole cleaning device communicates with the drill rod. The device can pulverize the sediment at the bottom of the pile, the sediment is driven in by employing high-pressure circulating water from the dril