Recyclable anchor cable

The recoverable anchor cable comprises a cable body, concrete and a yielding anchorage device, and the cable body comprises two or more prestressed tendons distributed in the circumferential direction; the yielding anchorage device is embedded in concrete and is used for anchoring the prestressed te...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: YU SHAOLIN, WEN CHAOCHEN, LIU JIN, SHI JIEYUE, ZUO HAINING, LIANG ZIXIONG, JIANG YEDONG, JING FENGMING, ZHOU JUNWEN, HU XIANG
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The recoverable anchor cable comprises a cable body, concrete and a yielding anchorage device, and the cable body comprises two or more prestressed tendons distributed in the circumferential direction; the yielding anchorage device is embedded in concrete and is used for anchoring the prestressed tendons; each prestressed tendon sequentially comprises a bearing section, a transition section and a bonding section; the bearing section is anchored on concrete through a yielding anchorage device; the transition section comprises a sleeve wrapping the outer ring of the prestressed tendon, and the outer wall of the sleeve is fixedly connected with concrete; and the prestressed tendons of the bonding section are directly and fixedly connected with the concrete. According to the recoverable anchor cable, the prestressed tendons can be prevented from being broken or falling off, the instant impact force released by the force value of the prestressed tendons is reduced, the instant impact force released by the cohesive