Composite rcc deck and prestressed parabolic bottom chord underslung open web steel girder bridge superstructure
US-2024060253-A1 · Feb 22, 2024 · US
US9447553B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9447553-B2 |
| Application number | US-201214344917-A |
| Country | US |
| Kind code | B2 |
| Filing date | Jul 26, 2012 |
| Priority date | Sep 22, 2011 |
| Publication date | Sep 20, 2016 |
| Grant date | Sep 20, 2016 |
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A shear connector for corrugated sheet steel and concrete, comprises a flange plate welded at an upper end portion of the corrugated sheet steel, with more than one U-shaped steel channel welded in the longitudinal direction at an upper edge of the flange plate, the channel walls of each U-shaped steel channel being provided with two longitudinal sides, the left and right sides of the front and rear channel walls being respectively provided with corresponding holes or grooves, the left and right sides of the front and rear channel walls being respectively provided with corresponding holes or grooves, which penetrates and connects each of the steel channels; in the holes or grooves on the left and right sides of each U-shaped steel channel respectively, a vertically bent steel bar is provided, a bottom steel bar of each of the vertically bent steel bars penetrating the holes or grooves on the left or the right side in a longitudinal direction, both ends of the bottom steel bar being respectively bent upwards and extending to form a vertical steel bar.
Opening claim text (preview).
The invention claimed is: 1. A shear connector for corrugated sheet steel and concrete, comprising: a flange plate welded at an upper end portion of a corrugated sheet steel, wherein a plurality of U-shaped steel channels are welded in a longitudinal direction at an upper edge of the flange plate, each of the plurality of U-shaped steel channels having two longitudinally spaced channel walls, the two channel walls of each of the plurality of U-shaped steel channels including at least one corresponding groove, the at least one corresponding groove on the two channel walls of each of the plurality of U-shaped steel channels being respectively provided with a plurality of longitudinal penetrating steel bars, which penetrate and connect each of the plurality of U-shaped steel channels; wherein, in the at least one corresponding groove on the two channel walls of each of the plurality of U-shaped steel channels, a vertically bent steel bar is provided, and a bottom steel bar of each of the vertically bent steel bars penetrating the at least one corresponding groove on the two channel walls of each of the plurality of U-shaped steel channels in a longitudinal direction, both ends of the bottom steel bar being respectively bent upwards and extending to form a vertical steel bar. 2. The shear connector as described in claim 1 , wherein, the at least one corresponding groove on the two channel walls of each of the plurality of U-shaped steel channels are lateral grooves, and the two channel walls of each of the plurality of U-shaped steel channels are in an “I” shape.
Grating or flooring for bridges (waterproofing thereof E01D19/083; floors in general E04B5/00) · CPC title
And independent connection · CPC title
the materials being steel and concrete (concrete with internal reinforcements or tensioning members E04C3/20) · CPC title
Composite concrete-metal · CPC title
of the I-girder type · CPC title
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