Self-propelled floating platform for overwater static sounding test

The utility model discloses a self-propelled floating platform for an overwater static sounding test in the technical field of engineering geological exploration equipment. The self-propelled floatingplatform comprises a floating platform and a marine slurry hanging machine propeller, wherein the floating platform is provided with static sounding test equipment, a counter-force device and a positioning device; wherein the floating platform comprises a plurality of layers of floating groups which are arranged up and down, each floating group comprises a plurality of buoy bodies, positioning lug rings are arranged at four corners of each buoy body, and the positioning lug rings of two adjacent buoy bodies are arranged opposite to each other and form an inserting channel convenient for inserting a plug pin; the counter-force device comprises two ground anchor guide pipes arranged on the floating platform, and a ground anchor lengthening rod is inserted into each ground anchor guide pipe;the positioning device co