Soft packet of power battery structure of biconjugate utmost point ear lamination formula

The utility model relates to a soft packet of power battery structure of biconjugate utmost point ear lamination formula comprises plastic -aluminum membrane casing, lithium cell aluminium utmost point ear, lithium cell copper -base ear, its characterized in that: battery electricity core forms lamination formula electricity core by the positive and negative pole piece staggered arrangement of a plurality of biconjugates utmost point ear, intermediate spacing with the folding diaphragm of zigzag, the biconjugate is the positive and negative pole piece of ear extremely, and the utmost point ear that its pole piece was reserved is two, and the upper right corner that utmost point ear is located the pole piece is reserved to the positive pole, and positive pole utmost point ear is in the lower left corner of pole piece, and the lithium cell copper -base ear welding of utmost point ear and top is reserved to the positive pole, and positive pole utmost point ear welds with the lithium cell copper -base ear of below, the reservation utmost point ear of negative pole also welds respectively on the special nickel utmost point ear of two laminate polymer battery according to same method, and above -mentioned structure is passed through plastic -aluminum complex film parcel and is constituteed the battery main part, and plastic -aluminum membrane casing overlaps in the battery main part. The uneven defect of current distribution when it can improve among the prior art the big multiplying power charge -discharge of lithium ion power batteries.