Operating platform for subway flatcar

The embodiment of the utility model provides an operation platform for a metro flatcar, which comprises a platform assembly, and the platform assembly comprises a support assembly fixed on the metro flatcar; the operation platform plate is slidably connected to the lower portion of the supporting assembly and located on the side, close to the subway flatcar, of the rail, and the operation platform plate can telescopically move relative to the supporting assembly; and the locking assembly is located between the supporting assembly and the operation platform plate, and when the operation platform plate moves to the preset position relative to the supporting assembly, locking/unlocking is carried out, so that the supporting assembly and the operation platform plate can be relatively fixed or relatively slide. The operation platform plate can telescopically move relative to the supporting assembly, and when the operation platform plate moves to a preset position, the operation platform plate is locked/unlocked so