Pile foundation negative friction reduction device

• Main Authors: ZHANG TENGTENG, XIE QINJIAN, ZHONG XIANGYONG, LI ZHAO, JIANG YUANGEN, QIN GUIFANG, NIE RUSONG
• Format: Patent
• Language: Chinese; English
• Published: 19.09.2023
• Subjects: EMBANKMENTS; EXCAVATIONS; FIXED CONSTRUCTIONS; FOUNDATIONS; HYDRAULIC ENGINEERING; SOIL SHIFTING; UNDERGROUND OR UNDERWATER STRUCTURES

The pile foundation negative friction reduction device comprises a pile casing, a mounting frame and balls, the pile casing comprises an inner pile casing body and an outer pile casing body which are sequentially arranged on a pile foundation in a sleeving mode from inside to outside, the mounting f...