Compound tubular pile of upper and lower portion's expansion type soil cement

• Main Author: ZHOU TONGHE
• Format: Patent
• Language: Chinese; English
• Published: 09.06.2017
• Subjects: EMBANKMENTS; EXCAVATIONS; FIXED CONSTRUCTIONS; FOUNDATIONS; HYDRAULIC ENGINEERING; SOIL SHIFTING; UNDERGROUND OR UNDERWATER STRUCTURES

The utility model provides a compound tubular pile of upper and lower portion's expansion shape soil cement, includes prefabricated concrete tubular pile, setting up the centre bore in the prefabricated concrete tubular pile, packing first soil cement stake in the centre bore, prefabricated concrete tubular pile sets up the stake of second soil cement outward, the stake of second soil cement includes in, three -section down, and the stake that the upper segment of second soil cement stake and the stake footpath of hypomere all are greater than the middle section directly and sets up a variable diameter section and the 2nd variable diameter section respectively between the middle section of second soil cement stake and upper segment, the hypomere. Compare with the pile body of the single diameter of concrete quantities such as co -altitude, the utility model discloses a pile bearing capacity is higher, can guarantee to satisfy under the prerequisite of design bearing force requirement, realizes that the stake