Double-air pump circulating liquid-feeding refrigeration system
The utility model relates to a double-air pump circulating liquid-feeding refrigeration system. The double-air pump circulating liquid-feeding refrigeration system comprises a compressor, an evaporator and a circulating liquid feeding device; the circulating liquid feeding device comprises a circula...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model relates to a double-air pump circulating liquid-feeding refrigeration system. The double-air pump circulating liquid-feeding refrigeration system comprises a compressor, an evaporator and a circulating liquid feeding device; the circulating liquid feeding device comprises a circulating barrel, an air pump A and an air pump B; the circulating barrel is connected with the compressor by use of a liquid feeding pipeline, an oil return pipeline and a compressor air suction pipeline; the air pump A is connected with a compressor exhaust pipeline by use of an electromagnetic valve A, the electromagnetic valve A is connected with the circulating barrel and the air pump A is connected with the compressor air suction pipeline by use of the electromagnetic valve A; the air pump B is connected with the compressor exhaust pipeline by use of an electromagnetic valve B, connected with the circulating barrel by use of the electromagnetic valve B and also connected with the compressor air suction pipeline by |
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