Car window display mounting structure for rail transit

The utility model relates to the technical field of vehicle window installation, in particular to a vehicle window display installation structure for rail transit. Comprising a window frame, two inner frames are arranged in the window frame, four buffering assemblies are arranged between the window frame and the two inner frames, each buffering assembly comprises a clamping block, buffering rods are arranged on the two sides of each clamping block, first springs are arranged on the buffering rods, glass is arranged between the two inner frames, and the two inner frames are connected with the glass through four connecting assemblies. The connecting assembly comprises a penetrating rod penetrating through the two inner frames and the glass, a threaded rod is arranged at one end of the penetrating rod, a nut is arranged on the threaded rod, two movable grooves are formed in the penetrating rod, supporting rods are arranged in the movable grooves, and the supporting rods are connected with the movable grooves thr