Novel drainage type compaction grouting anchor rod

Novel drainage type compaction grouting anchor rod

The novel drainage type compaction grouting anchor rod is mainly provided with an upper anchor rod body, a lower anchor rod body, a spherical hinge and an extension rod, a capillary layer is arranged outside the upper anchor rod body, the spherical hinge is arranged at the bottom of the upper anchor...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: CHEN WEI, CHEN JIADONG, ZHUANG HAOMING, MO YUNKAI, FU CHENGBO, ZUO XI, WANG QIONG, LI KAIYUN, HE WANCHENG, PANG QINGZHUANG, ZHOU ENQUAN, ZHENG FEI
Format: Patent
Sprache:chi ; eng
Schlagworte:
EMBANKMENTS
EXCAVATIONS
FIXED CONSTRUCTIONS
FOUNDATIONS
HYDRAULIC ENGINEERING
SOIL SHIFTING
UNDERGROUND OR UNDERWATER STRUCTURES
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Beschreibung
Zusammenfassung:The novel drainage type compaction grouting anchor rod is mainly provided with an upper anchor rod body, a lower anchor rod body, a spherical hinge and an extension rod, a capillary layer is arranged outside the upper anchor rod body, the spherical hinge is arranged at the bottom of the upper anchor rod body, the extension rod is installed on the spherical hinge, the interior of the lower anchor rod body is of a cavity structure, and the lower anchor rod body is of a hollow structure. The lower anchor rod is provided with a slurry outlet hole, a slurry sealing opening and an extension rod hole; when the novel drainage type compaction grouting anchor rod is used, the lower anchor rod is filled with cement paste, the extension rod is inserted into the extension rod hole in the bottom of the lower anchor rod, then the upper anchor rod is pressed into the lower anchor rod, and in the pressing-in process, the top of the lower anchor rod is provided with the paste sealing opening to prevent the cement paste from em