Detachable copper bar trolley convenient to store

The utility model relates to the field of copper bar transport vehicles, in particular to a detachable copper bar vehicle convenient to store, which comprises a cart, a supporting roller group and a transverse plate group, the cart is provided with a storage groove, the supporting roller group comprises two supporting rods and rollers, each supporting rod is provided with a long groove with an opening at the upper end, and the rollers are arranged in the long grooves. The rollers are erected on the two supporting rods through the long grooves, a plurality of positioning holes are formed in the two sides of the top of the containing groove respectively and are symmetrically formed, the positioning holes in the same side are formed at intervals, the supporting rods are inserted into the positioning holes in the two sides of the top of the containing groove respectively, and the supporting roller sets are arranged on the supporting rods. The lengths of the supporting rods of the supporting roller sets are differ