A information monitoring devices for bridge

The utility model discloses an information monitoring devices for bridge, including two guided ways and monitoring dolly, be equipped with the guide way on each guided way, monitoring dolly bottom is arranged and is installed the drive wheel that corresponds with the guide way, the support xarm that extend in the oriented outside of difference fixed mounting on the two monitoring dollies, support the xarm tip and install the telescoping device, telescoping device tip fixedly connected with motor case, driving motor is installed to the motor incasement, be equipped with the position adjustment device between the two motor casees, install the image acquisition device on the position adjustment device, the image acquisition device is connected with portable monitor through communication device, at the in -process of monitoring dolly walking, the round trip movement on the position adjustment device of control image acquisition device realizes the comprehensive image acquisition to bridge bottom surface, makes th