Appliance for measuring thickness of sediment at hole bottom after hole forming of pile foundation

The utility model provides an appliance for measuring the thickness of sediment at the hole bottom after pile foundation hole forming, which comprises a measuring needle and a measuring disc, the measuring needle comprises a left vertical rod, a right vertical rod, a cross rod and a first hanging ring, the left vertical rod and the right vertical rod are arranged at intervals in the left-right direction, both the left vertical rod and the right vertical rod are located below the cross rod and connected with the cross rod, and the first hanging ring is vertically arranged on the cross rod; the measuring disc comprises a bottom plate, a support and a second hanging ring, the bottom plate is horizontally arranged in the left-right direction, the support is arranged on the bottom plate, and the second hanging ring is vertically arranged on the support. And subtracting the two to obtain the hole bottom sediment thickness. The tool for measuring the thickness of the sediment at the bottom of the hole after the hole