Method for reinforcing concrete constructions

The invention discloses a method for reinforcing concrete constructions. The method comprises drilling anchor bolt holes in surface of old concrete needing maintenance and reinforcement, inserting steel wire reels in the anchor bolt holes, injecting MPC-based material to form reinforced MPC anchor b...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: DU YUBING, XUN YONG, YANG JIANMING, ZHI ZHENGDONG
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The invention discloses a method for reinforcing concrete constructions. The method comprises drilling anchor bolt holes in surface of old concrete needing maintenance and reinforcement, inserting steel wire reels in the anchor bolt holes, injecting MPC-based material to form reinforced MPC anchor bolts, making exposed steel wires open and divergent, and then anchoring and containing the exposed steel wires in a cement reinforcing layer. The method can be used for effectively enhancing and repairing interface adhesion and anti-stripping performance between a cement reinforcing layer and an old concrete construction, destroy forms of maintained and reinforced the old concrete construction can be improved, and the carrying capacity of the concrete construction can be raised.