Expanded-head anchor rod for gravel replacement and filling area

The utility model relates to an expanded-head anchor rod in a gravel replacement and filling area, which comprises a twisted steel bar, a centering support, an expanded-head section cement stone body, a variable-diameter reinforcement cage component, a first limiting nut, an axial rod, a bearing pla...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CHEN YACUN, LI XUHUI, HUANG LEI, SHEN BIN, SONG YANGYANG, QI WENHAO, FENG GUOFENG, WANG HAO, SHI HANLIN, JI WEIWEI, PENG GUIGEN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EMBANKMENTS EXCAVATIONS FIXED CONSTRUCTIONS FOUNDATIONS HYDRAULIC ENGINEERING SOIL SHIFTING UNDERGROUND OR UNDERWATER STRUCTURES
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