DUST COLLECTING APPARATUS ON TRAILER FOR TUNNEL DIGGING WORK

摘要

PURPOSE: A dust collecting device on a trailer for a tunnel excavation work is provided to reduce the construction time of a tunnel excavation work. CONSTITUTION: A dust collecting device on a trailer for a tunnel excavation work comprises a tube duct, a fan tube(7), multiple fixing bolts(72), a stopper flange, a wire winch(9), a wire support post(8a), and a slide support bar(8b). The tube duct is extended rearward from an exhaust duct unit(4). The fan tube surrounds the tube duct. The fixing bolts are located inside the tube duct. The stopper flange is detachably installed on the ends of the fixing bolts. The wire winch is installed in a suction port(21) of a dust collection unit. The wire support post supports multiple wires(91) drawn out of the wire winch. The slide support bar supports the fan tube.