Monitoring and early warning system for anti-overturning construction of variable cross-section continuous box girder

• Main Authors: ZHU JUNLI, XU CHONG, LIAO FEISHUN, SU SHAOXIONG, WANG GUANGBO, DING CHEN, YANG YIQIANG, WANG YUANYU, FENG KANG
• Format: Patent
• Language: Chinese; English
• Published: 21.12.2021
• Subjects: ALARM SYSTEMS; ASSEMBLY OF BRIDGES; CONSTRUCTION OF BRIDGES; CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; FIXED CONSTRUCTIONS; GYROSCOPIC INSTRUMENTS; MEASURING; MEASURING DISTANCES, LEVELS OR BEARINGS; NAVIGATION; OR VIADUCTS; ORDER TELEGRAPHS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY; PHYSICS; SIGNALLING; SIGNALLING OR CALLING SYSTEMS; SURVEYING; TESTING

The invention discloses a monitoring and early warning system for anti-overturning construction of a variable cross-section continuous box girder, the monitoring and early warning system is used for a temporary fixed connection structure, the temporary fixed connection structure comprises a main box girder block, a permanent support, a main pier body and a supporting column, and the monitoring and early warning system comprises a monitoring module, a processing module and an early warning module; the monitoring module is used for monitoring stress and/or strain data of the supporting column; the processing module comprises a data acquisition unit, a data processing unit and a signal sending unit, the data processing unit comprises a set stress and/or strain standard data value, and the data acquisition unit is used for receiving the monitoring data from the monitoring module, comparing the received monitoring data with the standard data value, and obtaining the corresponding early warning signal, and the earl