| 摘要 |
An opposite double-row three-stage gas compressor has a cylinder of first stage with piston of first stage placed at one side of crankshaft, and at other side of crankshaft at angle 180° relative to cylinder of first stage tandem cylinders of second stage are placed, with piston of second stage and cylinder of third stage, attached to it coaxially, with piston of third stage. Between the cylinders of the second and the third stages there is a balancing cavity formed by surface of piston rod of third stage and inner surface of cylinder of third stage. The balancing cavity is connected to gas automatic valve that is placed at the end of the cylinder of the first stage. |
