Main claim: 1. A prefabricated spiral fitting comprising a pile body and a pile tip, characterized in that the pile body comprises a precast concrete pile disposed above and a steel pipe pile disposed below, the pile body end a rotating cap, a lower end of the pile is provided with a pile tip, and a top of the pile tip is provided with a ring-shaped steel plate for reducing the friction of the pile soil, and the diameter of Uka placa de acero anular ukaxa juk’ampi jach’awa diámetro de la pila de la pila 1 a 5 cm. Uka pila cuerpo ukanxa mä surco espiral ukampiwa lurataraki, ukaxa pila cuerpo ukana largoparu uñtatawa..
A concrete prefabricated spiral fitting for building, which mainly comprises a pile core with a trapezoidal section spiral disk on an outer circular surface, a pile body formed by dividing the upper and lower end plates of the inner end of the pile core, and an end plate and an end plate The upper end of the wing plate and the two plugging end plates with two opposing pressure pads for the grouting hole, the through hole in the pile core and the square Manqha ch’uqi ukhamaraki manqha tukuya placa ukaxa manqha tukuya ch’uqixa muruq’uwa manq’a phujuru ukatxa lechada p’iyaxa tukuya placa ukampi chikt’ata. Pila prefabricada ukaxa jisk’achaspawa pachamamaru ukhamaraki ch’amampi q’añuchawi lurawi pachana, ukatxa uka lurawixa wali ch’amawa, ukaxa wali jach’a qhispiyaspawa irnaqawi ukhamaraki suma lurañataki eficiencia de construcción.
