Energy -saving watering device

The utility model discloses an energy -saving watering device, including water supply system, the I of high -temperature water system, the II of high -temperature water system, well high -temperature water system, medium temperature water system I and medium temperature water system II, water supply system includes supply tank (3) of an indent, supply tank (3) are equipped with water inlet solenoid valve (1) and go out water and electricity magnet valve (5), it is connected with high -temperature water I of system and the II of high -temperature water system to go out water and electricity magnet valve (5), I of high -temperature water system and the II of high -temperature water system and well high -temperature water headtotail, well high -temperature water system is connected with medium temperature water system I and medium temperature water system II in proper order, the interior concave part of supply tank (3) is equipped with the low temperature water system, the low temperature water system is connected with medium temperature water system I. The utility model discloses a watering device can provide the drinking water of four kinds of temperature, and can be through the replenishment of in time intaking of level sensor's signal, through the mode of successive layer cooling, effectively avoid the heating repeatedly of drinking water simultaneously, it is healthy, energy -conserving.