Patent ID: 11913347
Assignee: MITSUBISHI HEAVY INDUSTRIES COMPRESSOR CORPORATION
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 0:
1. A valve device comprising:
a valve box in which an inlet flow passage into which steam flows and an outlet flow passage through which the steam flows are formed, and in which a valve chamber that connects the inlet flow passage and the outlet flow passage is formed; and
a plurality of valve bodies configured to regulate a flow rate of the steam flowing through the outlet flow passage by relative movement to the outlet flow passage,
wherein the valve box includes
a valve box main body in which the inlet flow passage, the outlet flow passage, and an opening portion are formed,
a lid portion that is attachable to and detachable from the valve box main body and is configured to close the opening portion, and
a cleaning nozzle that is disposed to penetrate through the lid portion and is configured to supply a cleaning liquid into the valve chamber from an outside.