Lithium ion battery group link chip architecture

The utility model discloses a lithium ion battery group link chip architecture, including the cylinder manifold and with the connection piece that the cylinder manifold is connected, lithium ion battery cell is connected to the connection piece, the connection piece includes the body, be provided with on the body and be used for the weld part be connected with lithium ion battery cell electricity the periphery of weld part sets up at least one deck protective layer, the protective layer is for seting up at least two around the weld part are the crisscross long and thin arc shield groove that sets up of annular, form long and thin arc bandlet form cantilever between the adjacent setting of long and thin arc shield groove just, long and thin arc bandlet form cantilever is connected weld part and body. The utility model discloses a battery connection piece did not have single section protect function during lithium ion battery group link chip architecture had solved prior art, and the poor defect of easily pulli