Underwater detection device

The utility model provides an underwater detection device, and mainly relates to the field of underwater detection equipment. An underwater detection device comprises a shell and is characterized in that the shell comprises first baffles and second baffles which are arranged in a spaced mode, a driving device is fixedly arranged between the first baffles, a plurality of round holes are formed in the inner side faces of the second baffles, square grooves are formed in the second baffles, a fixing frame is fixedly connected between the second baffles, and the fixing frame is fixedly connected with the first baffles. A plurality of ballast blocks are connected into the fixing frame, and an electromagnetic chuck is fixedly arranged in the square groove. The continuous load rejection device has the beneficial effects that the structure is simple, the installation and the use are convenient, and the continuous load rejection can be performed when the underwater detection device is in a normal operation state; the u