Steel bridge is main longitudinal grider for roof beam

• Main Authors: QIU FA, LEI XINQIANG, WU DEQIANG, NIE KUN, HAN CHAOQUN, CHEN ZIYIN, ZHANG HONG, GAO JUNCAI, SUN FENGWEI, ZHOU HUANFENG, WU HONGSHENG, LIU ZHIFANG, ZHAI YINWEI, YOU HUAJUN, LI FEI, SUN XIANXIN, JIANG GUANGHUI, YANG YILONG, YANG HUAIYU
• Format: Patent
• Language: Chinese; English
• Published: 12.04.2017
• Subjects: ASSEMBLY OF BRIDGES; CONSTRUCTION OF BRIDGES; CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; FIXED CONSTRUCTIONS; OR VIADUCTS

The utility model provides a steel bridge is main longitudinal grider for roof beam, includes web (1), upper limb listrium (2) and bottom wing listrium (3), upper limb listrium (2) and the perpendicular last lower limb that sets up at web (1) of bottom wing listrium (3) difference, and its characterized in that: be equipped with horizontal stiffener (4) and vertical stiffening plate (5) on web (1), horizontal stiffener (4) and perpendicular crisscross setting of vertical stiffening plate (5), horizontal stiffener (4) and upper limb listrium (2) parallel arrangement, vertical stiffening plate (5) and the perpendicular setting of upper limb listrium (2), vertical stiffening plate (5) are including a vertical stiffening plate (501) and the 2nd vertical stiffening plate (502), the wherein edge and the marginal parallel and level of bottom wing listrium (3) of a vertical stiffening plate (501), the edge of the 2nd vertical stiffening plate (502) is less than the edge of bottom wing listrium (3). The utility model