The utility model belongs to a bulky concrete cooling system comprises air conditioning unit and circulation tank. The one end of wet return communicates with each other through hose and the one end that is located the pre -buried zinc -plated circulation steel pipe of bulky concrete, the other end of wet return communicates with each other with circulation tank's interior upper end, the one end of inlet tube communicates with each other through the hose and the other end that is located the pre -buried zinc -plated circulation steel pipe of bulky concrete, the other end of inlet tube communicates with each other with circulation tank's interior lower extreme through centrifugal pump, two copper sheathing thermometers are established respectively on wet return and inlet tube, air conditioning unit is used for providing cold volume or heat to circulation tank, the drain valve is located the lower extreme of inlet tube, discharge valve is located the upper end of wet return. The utility model discloses the temperature control that enables bulky concrete is within quality security range and descend steady, high -efficiently, avoids harmful fissured production, has reasonable in design, simple structure, the good and excellent in use effect's of bulky concrete quality advantage.