Abstract: A left console device (11) disposed on an entrance (8A)-side of a cab (8) is provided with a gate lock device (19). The gate lock device (19) includes a gate lock lever (20) which has an operating part (20C) to be operated by an operator and is rotationally displaced between a lock position and an unlock position, and a spring member (22) which urges the gate lock lever (20) toward the lock position or the unlock position. The spring member (22) is configured to urge the gate lock lever (20) toward the unlock position when the operating part (20C) of the gate lock lever (20) is in a height position lower than an upper surface (16C) of the left console device (11) (an upper cover (16)) and urges the gate lock lever (20) toward the lock position when the operating part (20C) of the gate lock lever (20) is in a height position higher than the upper surface (16C) of the left console device (11).

Abstract: A console box includes a unit, an exterior cover that has an opening into which the unit is fitted, and a fixing mechanism, in which the unit has an engagement piece provided at one end side, and a first through hole provided in the other end side, the exterior cover has a hole which is located on one end side of the opening and into which the engagement piece is inserted, and a second through hole provided at a position of the first through hole in a state where the unit is fitted into the opening at the other end side of the opening, the opening is inclined to cause one end side to be lower than the other end side, the fixing mechanism has an operation portion which is exposed to an external.

Abstract: An engine cover comprises a top surface part covering an engine from above and a rear surface part hanging down from a rear end of the top surface part and making contact with a top surface of a counterweight. A lock device is provided between the engine cover and the counterweight for locking the engine cover to the counterweight. The rear surface part of the engine cover is recessed toward the engine side to provide a lock device-accommodating recessed portion for accommodating the lock device. A camera opening is provided in an upper position of the lock device-accommodating recessed portion, and the rear-view camera is mounted to an inner surface side of the engine cover in a position corresponding to the camera opening.

Abstract: A striker provided on a rear surface part of an engine cover is mounted on the rear surface part by using nuts from an inner surface. In a counterweight, a bracket is mounted on a top surface of a center weight portion by using bracket bolts, and a latch is mounted on a latch mounting surface of the bracket by using latch bolts. In this state, a hiding member is mounted on a hiding member mounting surface of the bracket by using hiding member bolts. At this time, the hiding member can cover and hide the bracket bolts and the latch bolts. Further, at the time the engine cover is closed, the bolts can be hidden.