Marine disaster-causing object sonar detection system for coastal nuclear power station

The invention discloses a marine disaster-causing object sonar detection system for a coastal nuclear power station. The system includes an ultrasonic transducer, a lifting motor and outdoor control equipment, the outdoor control equipment is installed on the ground, a lifting motor is mounted on the right side of the outdoor control equipment through a mounting frame, the outdoor control equipment comprises a control box used for installing components, and a sonar central controller, liquid level monitoring controller, automatic lifting support controller, a network interface device and a power conversion module are also arranged in the control box, an action shaft of the lifting motor extends downwards into a marine water area, the lifting motor is electrically connected to the automaticlifting support controller in the control box for control, a screw rod is installed on the action shaft of the lifting motor through a coupler, the practicability and flexibility of the sonar systemare improved, the outdoor