Disclosed is a storage battery fixing base for a new energy passenger car. The storage battery fixing base comprises a middle slideable body assembly, a fixing apparatus and a limiting apparatus, wherein the middle slideable body assembly is a body inner frame which consists of a front positioning plate, a back positioning plate, a left sliding guide rail and a right sliding guide rail, wherein the body inner frame is used for placing the storage battery; the left sliding guide rail and the right sliding guide rail are in contact and matched with a left fixed guide rail and a right fixed guide rail through rolling wheels respectively; the left fixed guide rail and the right fixed guide rail are fixedly connected with the car body; guiding pins and guiding plates for guiding are also arranged at the two ends of the left sliding guide rail and the right sliding guide rail; through holes are formed in the guiding pins; and the middle slideable body assembly and the storage battery are locked through anti-sliding pins. By adoption of the storage battery fixing base, the normal maintenance of the storage battery becomes highly convenient; and in addition, the storage battery fixing base is simple in structure and convenient to use.