Underground pipe network capable of rapidly evacuating water source

The utility model relates to an underground pipe network capable of rapidly evacuating a water source, which comprises a reservoir arranged below an urban hard pavement site and a water collecting and seeping pipe network paved below an urban greening ground and a hard pavement, the hard pavement site is provided with a hard ground pavement, the hard ground pavement is used as a cover plate of the reservoir, and the water collecting and seeping pipe network is arranged in the reservoir. A universal supporting device used for supporting the hard ground pavement is arranged in the water storage pool, a pipe network water outlet of the water seepage collecting pipe network is connected with the water storage pool, the water seepage collecting pipe network comprises a plurality of parallel water seepage pipes, and water seepage holes penetrating through the inside and the outside are densely distributed in the pipe walls of the water seepage pipes. According to the utility model, rainwater runoff on the ground ca