City many functions cistern that can fetch water automatically and impound

The utility model discloses a city many functions cistern that can fetch water automatically and impound, including cistern and second filter layer, the both sides of cistern all communicate installsthe siphon, the department installs the water pump in the middle of the upper end of siphon, the siphon is located cistern outside lower extreme and installs first filter screen, the second filter layer is fixed inside the upper end of cistern, the upper end of cistern is located the up end of second filter layer and has placed the active carbon, the up end that the upper end of cistern is locatedthe active carbon has laid the filter cloth, first filter layer is located the upper end of cistern, the pipe that absorbs water runs through first filter layer and second filter layer locates to install the inside at the cistern in the middle of, it installs the valve that absorbs water to absorb water the outside that the upper end of pipe lies in the cistern, the internally mounted that the lower extreme of pipe of abs