Multi-stage compressor and air conditioner
US11286933B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Dec 25, 2017 |
| Grant date | Mar 29, 2022 |
| Priority date | — |
| Expiry date | Jul 5, 2038 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04C2240/80
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
Disclosed is a multi-stage compressor, including a gas supplement structure, a low-pressure stage chamber and a high-pressure stage chamber. The gas supplement structure includes a gas supplement inlet and a perforated member wherein the gas supplement inlet is arranged at an upstream location of an exhaust gas flow of the low-pressure stage chamber; the perforated member is arranged at a downstream location of the exhaust gas flow of the low-pressure stage chamber; a liquid refrigerant sprayed from the gas supplement inlet is mixed with exhaust gas of the low-pressure stage chamber to impact on the perforated member; the liquid refrigerant is dispersed, the dispersed liquid refrigerants are re-mixed with the exhaust gas of the low-pressure stage chamber and enter the high-pressure stage chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.