Foldable chassis assembly and vehicle ladder with same

The utility model discloses a foldable chassis assembly and a vehicle ladder with the same. The utility model discloses a foldable trolley which comprises a base plate of a frame structure and a plurality of idler wheels matched with the base plate, any set of oppositely-arranged plates on the base plate are configured to be of a pivoted or hinged two-section type structure so that the base plate can be folded at the corresponding position, and the base plate and the two sections can be fixedly connected through matched connecting assemblies. The utility model provides a foldable chassis assembly and a vehicle ladder with the same. The base plate assembly can be arranged through a foldable structure of the base plate assembly. Compared with the prior art, the vehicle ladder has the advantages that the vehicle ladder is matched with a transport trolley, can be directly placed on the transport trolley and is convenient to transport, and meanwhile, compared with an integrated structural design, the vehicle ladde