Passenger boarding ladder (hand - pushed) as a hand push type passenger boarding ladder. Because it is a self-made chassis, no engine, so the purchase cost is low; Because there is no need to fill fuel, the use cost is reduced; Because the functions are manual operation, low incidence of failure, so the maintenance cost is low; The hand-pushed passenger stairway has the advantages of no noise, no pollution, safety of docking aircraft door and so on.
1) MH/T 6029-2014 "Passenger Stairway"
2) CCAR-331SB-R1 "Civil Aviation Administration of China Order No. 170"
3) CCAR-140 "Civil Aviation Administration of China Order No. 191"
Main technical parameters table
|The carrying capacity of the whole ladder
|Maximum tilt Angle of ladder body
|Safety factor of ladder against wind tipping during operation
|Safety factor of the whole ladder against wind tipping when parked
|Overall dimensions of the vehicle (length × width × height)
|Front wheel pitch
|Rear wheel pitch
|Total vehicle quality
|Maximum towing speed
|Maximum operating speed
|Channel circle outer circle diameter
|Angle of approach
|Maximum tilt Angle
|Height adjustment mode
|Step parallelogram displacement formula
|Push or pull by hand
|Working height of passenger elevator car
|Minimum ground clearance