| 摘要 |
PROBLEM TO BE SOLVED: To reduce noise caused by a fan cover.SOLUTION: A package type fluid machinery 1 includes: a fluid machinery body 20 which compresses, expands, or pumps a fluid; an electric motor 30 for driving the fluid machinery body 20; a housing 10 which houses the fluid machinery body 20 and the electric motor 30 therein; an outer fan 41 provided at the anti-output side of an output shaft 31 of the electric motor 30 and configured to blow cooling air to the electric motor 30; and a fan cover 42 which covers a periphery of the outer fan 41 and guides the cooling air to the electric motor 30. In the package type fluid machinery 1, the fan cover 42 is fixed not to the electric motor 30 but to the housing 10.SELECTED DRAWING: Figure 1 |
