Triple-effect adjustable solution heat recovery all fresh air constant-temperature and constant-humidity air conditioning unit

The utility model discloses a triple-effect adjustable solution heat recovery all fresh air constant-temperature and constant-humidity air conditioning unit. The air conditioner comprises a fresh airside and an exhaust side. The fresh air side is sequentially provided with a fresh air adjusting valve, a primary filter, a main heat exchanger, a humidifier, an air supply fan, a medium-efficiency filter and a fresh air supply outlet. An air return adjusting valve, a primary filter, an air exhaust fan and an air exhaust port are sequentially arranged on the air exhaust side; and the triple-effectsolution heat recovery system comprises an exhaust air heat recovery heat exchanger, a solution constant pressure device, a solution regulating valve, a solution circulating pump, a fresh air side heat recovery heat exchanger and a fresh air reheating solution heat recovery heat exchanger which are connected in sequence to form a loop. The energy recovery rate is high, and electric energy does not need to be wasted during