Polyamide elastic fabric with waterproof function

The utility model relates to the technical field of elastic fabrics, in particular to a chinlon elastic fabric with a waterproof function, which comprises an elastic fabric body, the elastic fabric body comprises a wear-resistant layer, an elastic layer II, an antibacterial layer, a waterproof layer II, a base layer, an elastic layer I and a waterproof layer I which are sequentially arranged from outside to inside, the wear-resistant layer is formed by weaving chinlon materials, and the antibacterial layer is formed by weaving chinlon materials. The first elastic layer and the second elastic layer are both formed by weaving a plurality of stretch yarns, the stretch yarns are made of chinlon materials, the first waterproof layer and the second waterproof layer are made of composite fabrics made of macromolecule waterproof and breathable materials and cloth, and the macromolecule waterproof and breathable materials are PTFE films. The waterproof layer I and the waterproof layer II are composite fabrics made of