Bridge swivel support

The utility model discloses a bridge swivel support, which relates to the technical field of bridge swivel, and is characterized in that a swivel component is fixedly mounted at the bottom of one side of a bridge component, damping devices are mounted at the left end and the right end of the swivel component in a sliding manner, and limiting support devices are mounted at the other ends of the damping devices in a sliding manner. By installing the damping device, vibration generated when the support is disassembled after a bridge is rotated can be buffered and protected, the bridge structure is prevented from being damaged due to vibration, when the base falls to the ground, the movable block shakes in the groove, the sliding block shakes in the sliding groove, vibration at the two ends of the damping spring is further weakened, and then the bridge is protected; the limiting support device is installed, after bridge rotation is completed, the bridge can be supported through the jack, the first limiting frame