Underground building ventilation daylighting integrated system that catchments

The utility model provides an underground building ventilation daylighting integrated system that catchments, is including layer, ventilation pipe and the lighting device of catchmenting, the layer ofcatchmenting set up building roof underground, catchment the layer including setting up at the header tank of layer bottom that catchments, the layer of catchmenting go up to open and to have a plurality of ventilation pipes, the ventilation pipe run through the layer of catchmenting, be equipped with lighting device in the ventilation pipe, lighting device include light -absorpting shade and light pipe, the light pipe pass through the connecting piece and be connected with the ventilation pipe, light pipe and the interval between the ventilation pipe form the air outlet, be equipped with heat -absorbing material around the air outlet. The utility model discloses it mainly is low, the difficult problem of daylighting of ventilation efficiency that the means of utilizing the passive form solved the underground gar