Efficient energy-saving pig house ventilating and cooling equipment

The invention is suitable for the technical field of pig house ventilation and cooling, and provides efficient energy-saving pig house ventilation and cooling equipment which comprises a negative pressure fan arranged on a pig house and a ventilation and cooling mechanism, the ventilation and cooling mechanism comprises a shell penetrating through the wall of the pig house, supporting plates are installed at the two ends of the interior of the shell, and a plurality of ceramic pipes are installed between the two supporting plates; the ceramic tube is made of porous antibacterial ceramic, and a conical heat absorption piece coaxial with the ceramic tube is arranged in the ceramic tube. The multiple ceramic pipes with the conical heat absorption pieces are installed in the shell and used in cooperation with the water conveying structure, the water feeding structure and the water returning structure, air passing through the ceramic pipes can be cooled, the straight-cylinder-type ceramic pipes can reduce blocking