| 摘要 |
PROBLEM TO BE SOLVED: To reduce the vehicle height of a vehicle body as well as possible, while providing a power supply unit and a cooling structure for cooling the power supply unit in a roof part, by arranging the power supply unit and the cooling structure appropriately.SOLUTION: In a roof part 20 of a cabin in which an operator rides, there are provided a power supply unit 51, a suction passage 61 supplying air from outside the cabin to the power supply unit 51 and a discharge passage 62 discharging the air supplied to the power supply unit 51 outside of the roof part 20. The power supply unit 51 is arranged at a position on the center side in the lateral width direction of the vehicle body. The suction passage 61 introduces the air sucked from a suction port 63 arranged in the central part in the lateral width direction of the vehicle body to the power supply unit 51. The discharge passage 62 is formed in such a bent form, in a plane view, as to bend and provide the flow of the air supplied to the power supply unit 51 toward a discharge port 64 arranged at an end in the lateral width direction of the vehicle body. |
