The utility model relates to a two segmentation hoist engines basis pre -cast screw. Hoist engine basis pre -cast screw main part is two segmentation screw rods, and first section screw rod is provided with the structure welded steel who arranges in anchor crotch and the baseplate concrete fixed, and first section screw rod is connected with second section screw rod through connecting the taper sleeve, the other end and the hoist engine base welded fastening of second section screw rod. The utility model discloses simple structure, convenient to use have avoided the concreted structure mass defect problem that adopts ordinary pre -cast screw scheme to bring, can effectively reduce later stage concreted structure defect interpolation expense.