Environmental protection and water saving device

The utility model relates to an environmental protection water saving device. The bottom of the low level collection filter or the drainage pipe on the side thereof is arranged with a plurality of filter screens. The drainage pipe of the low level collection filter and the water inlet pipe of the automatic pump are on the same plane. A low water level automatic control switch I is arranged in or out of the automatic pump. The water inlet pipe on the upper part of the high level water storage device is arranged with a high water level automatic control switch II which is used to prevent the water from overflowing. The high water level automatic control switch II and the low water level automatic control switch I are arranged on the same circuit.A valve I to control the water flowing is arranged between The drainage pipe at the bottom of the high level water storage device and the water flowing pipe in front of the water applicator. A tee or a four way pipe fittings is arranged between the water flowing pipe in front of the water applicator and the water flowing pipe behind the valve I. The valve II which controls the tap water through the pipe is connected with the tee or four way pipe fittings.The utility model with a reasonable design, a simple structure and convenience for use, ocuppies little area and has a high efficiency of saving water, thereofore is worth promoting and applying.