Four connecting rods of platform door backlash compensation are convertible prevents stepping on empty automatic flexible footboard device

The utility model discloses a four connecting rods of platform door backlash compensation are convertible prevents stepping on empty automatic flexible footboard device, a side of flexible pedal groupspare is connected with fixed threshold through sliding -block linkage, another side of flexible pedal group spare is connected with four rod drive mechanisms, four rod drive mechanisms are connectedwith gear drive assembly, gear drive assembly lies in the below of fixed threshold, four rod drive mechanisms, gear drive assembly sets up inside bearing the bracket component, and it is connected with four rod drive mechanisms to bear the bracket component. The utility model discloses when meetting the clearance, drive four rod drive mechanisms through gear drive assembly, make the flexible pedal group spare evagination that makes progress, clearance between compensation platform door and the door, when the vehicle set off, the motor reversal through four rod drive mechanisms of gear assembly drive, made flexible ped