Roadbed structure of highway bridge

• Main Authors: QIAO YIWEI, WANG GANG, NING KAI, LIU YUSONG, FENG DEZE
• Format: Patent
• Language: Chinese; English
• Published: 19.07.2024
• Subjects: ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTIONOF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, ORTHE LIKE; ASSEMBLY OF BRIDGES; BUILDING; BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; CONSTRUCTION OF BRIDGES; CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; EMBANKMENTS; EXCAVATIONS; FENCING; FIXED CONSTRUCTIONS; FOUNDATIONS; HYDRAULIC ENGINEERING; MASTS; OR VIADUCTS; SOIL SHIFTING; SWIMMING OR SPLASH BATHS OR POOLS; TENTS OR CANOPIES, IN GENERAL; UNDERGROUND OR UNDERWATER STRUCTURES

The utility model discloses a roadbed structure of an expressway bridge, and belongs to the technical field of expressway engineering, the roadbed structure comprises a roadbed main body, an empty groove is formed in the roadbed main body, a buffer unit with an impact force relieving function is arranged in the empty groove, and the upper end of the buffer unit is fixedly connected with a bearing column; a bridge body is fixedly installed at the upper ends of the bearing columns, a connecting rod is fixedly connected between the two bearing columns, the buffer unit comprises a bearing block fixedly connected with the bearing columns, the lower end of the bearing block is fixedly connected with a first spring, and the other end of the first spring is fixedly connected with the inner wall of the empty groove. A buffer plate is arranged above the bearing block; the external impact force brought by automobile running on the bearing columns is weakened and buffered through the arranged buffering units, impact forc