US 11,840,811 B1
Steel-concrete composite bridge deck slab using inverted U-shaped shear connectors and method for constructing same
Qingxiong Wu, Fuzhou (CN); Kangming Chen, Fuzhou (CN); Yilun Yang, Fuzhou (CN); Zhiwei Chen, Fuzhou (CN); and Zuoxuan Sun, Fuzhou (CN)
Assigned to Fuzhou University, Fuzhou (CN); and Fujian Expressway Technology Innovation Research Institute Co., Ltd., Fuzhou (CN)
Filed by Fuzhou University, Fuzhou (CN); and Fujian Expressway Technology Innovation Research Institute Co., Ltd., Fuzhou (CN)
Filed on Jun. 1, 2023, as Appl. No. 18/327,079.
Claims priority of application No. 202210723291.1 (CN), filed on Jun. 24, 2022.
Int. Cl. E01D 19/12 (2006.01); E01D 101/26 (2006.01)
CPC E01D 19/125 (2013.01) [E01D 2101/268 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A steel-concrete composite bridge deck slab using inverted U-shaped shear connectors, comprising a bottom steel plate and a bridge deck concrete layer, wherein inverted U-shaped perforated steel plate units are arranged on an upper surface of the bottom steel plate, and bar-mat reinforcements are arranged at upper ends of the inverted U-shaped perforated steel plate units; and
wherein the inverted U-shaped perforated steel plate unit comprises two inverted U-shaped steel plates with the long edges bending downwards, top openings formed in central axes in long edge directions of the inverted U-shaped steel plates, and configured for forming concrete shear studs, and two rows of lateral openings respectively formed in two sides of the top openings, and configured for forming concrete shear studs.