Karst area prevents evaporating pond chi gai

The utility model discloses a karst area prevents evaporating pond chi gai, including hemispherical lid, the lid adopts color painted steel strip, and the downside is provided with the support, and its edge is provided with the annular catchment groove of a week, the catchment groove is provided with the honeycomb duct. The utility model discloses a set up the lid of spherical form, close through the support lid and carry out the sunshade on the pond, the shining the pond water -logging of keeping out of the sun, evaporation of water in the pond significantly reduces, rainfall to karst area, the dew resource is abundant, the lid of spherical form adopts color painted steel strip's cold nature material, can realize that rainfall period collection holds the rainwater, the function of dew can be collected to the non - precipitation period, increase the natural water yield that the collection holds, can effectively solve the karst area arid takes place frequently, the problem that engineering nature lack of water