Underwater self-moving equipment

The utility model provides an underwater self-moving device. The underwater self-moving device comprises a robot body; the detection device comprises a circuit board, a detection assembly and a sealing structure, the detection assembly comprises an image acquisition component and a line laser sensor which are connected with the circuit board, the sealing structure is provided with a sealing space, the detection assembly and the circuit board are both installed in the sealing space, and at least part of the sealing structure is made of a transparent material. The detection assembly detects the external environment through the transparent material; the first walking wheel assembly and the second walking wheel assembly are arranged on the two sides of the robot body; the detection device is installed on the side, close to the first walking wheel assembly, of the robot body. And/or the detection device is installed on the side, close to the second walking wheel assembly, of the robot body, through the arrangement