Car bottom buffering device of double-layer goods elevator

The utility model discloses a double-layer cargo lift car bottom buffering device which is mainly characterized by comprising a mounting seat and a first buffering component, the mounting seat is fixed with a bearing plate of a car, the first buffering component comprises an air bag and an air cylinder, the upper end of the air bag is fixed with the mounting seat, and the lower end of the air bag is fixed with a piston rod of the air cylinder. The lower end of the air cylinder is fixed to a bottom plate of the lift car through bolts, the air cylinder is provided with a first connector and a second connector, the first connector is located above an air cylinder piston, the second connector is located below the air cylinder piston, and the first connector and the second connector are both connected with an on-off valve and a safety valve through pipelines. The channel is connected with the second connector through a pipeline. The buffering device has the advantages that the buffering effect can be improved, the