EARTH AND SAND DISCHARGE CONVEYOR FOR EXCAVATOR

摘要

PROBLEM TO BE SOLVED: To perform excavation according to the nature of the soil of the ground by preventing ingress of water in an excavator without adverse effects such as restriction in the arrangement space of other equipment in the excavator. SOLUTION: An earth and sand discharge conveyor is provided with a cover 11 having an earth and sand taking port 9 arranged in a cutter chamber 5 and a gate 13 capable of opening/closing the earth and sand taking port 9, and having a substantially cylindrical part in which the earth and sand taking port 9 is projected in the cutter chamber 5. The gate 13 is substantially and locally cylindrical, and pivotably supported in a substantially concentric manner with an cylindrical part of the cover 11, and an opening part formed in the cover 11 is opened/closed by turning the gate 13, and the opening is regulated thereby.