Obstacle and boundary detection structure of swimming pool sewage suction machine

The utility model discloses an obstacle and boundary detection structure of a swimming pool sewage suction machine, which comprises a machine base, a control system, a sealing box, a collision plate assembly, a collision return assembly, a rotating rod assembly, a magnetic induction piece and a Hall plate, and is characterized in that the control system is positioned in the sealing box, and the sealing box is arranged in the machine base; the collision plate assembly is arranged at the edge of the machine base and extends into the machine base, the collision return assembly is arranged in the machine base and provides restoring force for the collision plate assembly, the rotating rod assembly is rotationally connected into the machine base, one end of the rotating rod assembly is connected with the collision plate assembly, and the magnetic induction piece is arranged at the other end of the rotating rod assembly. The Hall plate is arranged in the sealing box and matched with the magnetic induction piece, and