Supporting device for fixing bus bridge

The utility model provides a supporting device for fixing a bus bridge, which comprises a sliding rail, two groups of brackets are arranged on the sliding rail along the axis of the sliding rail in a sliding manner, lifting plates which are longitudinally connected in a sliding manner are arranged on the two groups of brackets, a mounting frame is arranged at one end of one group of lifting plates, a supporting frame is hinged to one end of one group of lifting plates, and a handle is arranged at the other end of the other group of lifting plates. A connecting mechanism connected with the mounting frame is arranged at one end of the supporting frame, so that the supporting frame and the mounting frame are fixedly connected or unfixed. According to the supporting device, the bus bridge can be rapidly fixed, when the bus bridge needs to be overhauled, the fixing of the bus bridge can be rapidly relieved only by holding the handle to open the connecting mechanism, and the convenience of subsequent use of the bus