Automatic chute tube telescopic system of ship loader

The utility model provides an automatic chute tube telescoping system of a ship loader. The automatic chute tube telescoping system comprises a chute tube telescoping module, a PLC control module and a material pile height detection module. The material pile height detection module comprises a detection radar, a fixed rod, a cable, a second winding drum and a second motor; wherein the fixed rod is fixedly connected to the sliding cylinder on the outermost side; the detection radar is arranged on the fixed rod; the cable is connected with the detection radar; the second reel is connected with an output shaft of a second motor; the detection radar and the second motor are electrically connected with the PLC control module. In conclusion, the height difference between the bottom of the chute tube and the cabin material can be monitored in real time, so that the height between the bottom of the chute tube and the cabin material is always kept moderate, the safety of equipment is improved, the detection radar is u