Single-well multifunctional pipeline system for agricultural planting

The invention discloses a single-well multifunctional pipeline system for agricultural planting, and relates to the technical field of agricultural planting, the single-well multifunctional pipeline system for agricultural planting comprises a main pipeline, an auxiliary pipeline and a water well, one end of the main pipeline and one end of the auxiliary pipeline communicate with the water well, and the other end of the main pipeline communicates with the water well; the main pipeline and the auxiliary pipeline are respectively connected with the fertilization system, the pesticide spraying main system and the domestic water system; corresponding control valves are installed on the multiple sets of pipelines and the upper sides of the multiple sets of pipelines, so that independent regulation and control are achieved, a first water valve is arranged on the upper side of a connecting pipeline between the main pipeline and the auxiliary pipeline, the auxiliary pipeline is connected with a domestic water area at