Road condition monitoring signal lamp special for railway vehicle running

The utility model discloses a special road condition monitoring signal lamp for railway vehicle running, which relates to the technical field of railways and comprises a vertical plate, a signal indicator lamp is fixedly mounted on the front surface of the vertical plate, a bearing block is arranged below the vertical plate, the bottom of the vertical plate is fixedly connected with a connecting rod, a vertical groove is formed in the top of the bearing block, and the connecting rod is fixedly connected with the vertical groove. A transverse shaft penetrates through the lower portion of one side of the bearing block. According to the utility model, through the cooperative use of the rotating disc, the transverse shaft, the first bevel gear, the second bevel gear, the vertical shaft, the vertical groove, the threaded groove and the connecting rod, the function of adjusting the height of the signal indicating lamp is realized, so that the signal indicating lamp is suitable for different requirements; and throug