Scaffolding-free structure connecting column pier and abutment to pile reinforcing bars and construction method

• Main Authors: JIANG JUNSHAN, ZHANG YANHONG, LI WEI
• Format: Patent
• Language: Chinese; English
• Published: 05.04.2019
• Subjects: ASSEMBLY OF BRIDGES; CONSTRUCTION OF BRIDGES; CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; EMBANKMENTS; EXCAVATIONS; FIXED CONSTRUCTIONS; FOUNDATIONS; HYDRAULIC ENGINEERING; OR VIADUCTS; SOIL SHIFTING; UNDERGROUND OR UNDERWATER STRUCTURES

The invention discloses a scaffolding-free structure connecting a column pier and abutment to pile reinforcing bars and a construction method. The scaffolding-free structure comprises a pile head, wherein the pile head is provided with pile head reinforcing bars; the pile head reinforcing bars are positioned inside the pile head; the pile head reinforcing bars are arranged vertically; the pile head is provided with a strengthening stirrup ring; the pile head reinforcing bars are attached to pier shaft main bars; the pile head reinforcing bars and the pier shaft main bars are fixed by fixing parts or by tying; and the strengthening stirrup ring and the pier shaft main bars are fixed by external fixing parts or by tying. The scaffolding-free structure is used for the bridge pier shaft reinforcing bar construction. 柱式墩台接桩钢筋无支架及施工方法。本产品其组成包括：桩头，所述的桩头具有桩头钢筋，所述的桩头钢筋位于所述的桩头内部，所述的桩头钢筋直立设置，所述的桩头上设置组加强箍筋圈，所述的桩头钢筋贴合墩身主筋，所述的桩头钢筋与所述的墩身主筋之间通过固定件固定或绑扎固定，所述的加强箍筋圈与所述的墩身主筋之间通过外固定件固定或绑扎固定。本发明用于柱式墩台接桩钢筋无支架。