CONSTRUCTION MACHINE

摘要

A construction machine is provided with: a cover which covers an engine and a radiator; a radiator fan which is provided at the rear of the vehicle body frame and which discharges exhaust gas toward the rear of the vehicle body frame from the inner space of the cover; an injection device which injects a reducing agent into exhaust gas discharged from the engine; a tank housing section which is provided at one side of the vehicle body frame, is provided with an introduction section for introducing outside air, and houses a tank for storing the reducing agent injected by the injection device; and a connection section which is provided to either the cover or the vehicle body frame and to the tank housing section, connects the inner space of the tank housing section and the inner space of the cover, and allows a pipe to pass therethrough, the pipe supplying a reducing agent and outside air to the injection device, the outside air having been introduced from the introduction section by the suction pressure of the fan.