Ecological energy-saving environmental protecting device capable of adjusting indoor and outdoor environment

The utility model discloses an ecological energy-saving environmental protecting device capable of adjusting indoor and outdoor environment, which comprises a reservoir, a water filter sterilization device and an air flow device, wherein the reservoir is arranged on a balcony, and is connected with the water filter sterilization device through a water transport device, the air flow device comprises an exhaust device and an air duct. The ecological energy-saving environmental protecting device capable of adjusting indoor and outdoor environment enables water of the balcony to flow out from three surfaces of the water filter sterilization device after the water of the balcony is filtered and sterilized through the water filter sterilization device, enables the overflow water to downwardly drip and form a waterfall water curtain, cleans up the air, reduces temperature of the air, the fresh air which is purified and cooled enters the indoor from the air duct, the fresh air enters the indoor from a low position, and indoor contaminated air is discharged from an exhaust fan which is arranged on a high position, thereby forming a healthy indoor air environment. The ecological energy-saving environmental protecting device capable of adjusting indoor and outdoor environment has the advantages that 1 the fresh air enters the indoor, and the contaminated air is discharged; 2 cool air enters the indoor, and hot air is discharged; and 3 the air enters from the low position, and is discharged from a high position.