Anti-collision guardrail for highway bridge

• Main Authors: WANG WEI, JING WEILONG, ZHANG JUNWEI, ZHANG LEI, HOU YAHUI, MA YU, LI XULIANG, LIU ZENGLONG
• Format: Patent
• Language: Chinese; English
• Published: 13.08.2021
• Subjects: ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTIONOF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, ORTHE LIKE; ASSEMBLY OF BRIDGES; CONSTRUCTION OF BRIDGES; CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; FIXED CONSTRUCTIONS; OR VIADUCTS

The invention relates to an anti-collision guardrail for a highway bridge, and belongs to the field of guardrails. The anti-collision guardrail comprises a lower bent rail, an upper bent rail arranged above the lower bent rail and a plurality of buffer columns which are parallel to one another and arranged between the upper bent rail and the lower bent rail, wherein the buffer columns are fixedly connected with the lower bent rail and the upper bent rail respectively, the lower bent rail is fixedly arranged on a base plane, a lifting resisting device is arranged between every two adjacent buffer columns, each lifting resisting device comprises a fixed column and a lifting column, the fixed columns are buried in the foundation, the lifting columns are arranged in the fixed columns in the length direction of the fixed columns in a sliding mode, and the lifting columns can extend to the positions above the upper bent rail; the lifting resisting devices further comprise a control mechanism used for controlling th