The invention relates to the field of lithium ion batteries and discloses a novel buckle type lithium ion battery. The novel buckle type lithium ion battery comprises a first electrode shell and a second electrode shell, wherein the first electrode shell comprises a first electrode end cover and a first annular wall body, the first electrode end cover is made of metal, the first annular wall bodyis completely covered with an insulating rubber layer, and the insulating rubber layer is of an integrated structure; and the second electrode shell comprises a second electrode end cover and a secondannular wall body, the second electrode end cover is made of metal, the first annular wall body and the second annular wall body are nested internally and externally, the first electrode end cover and the second electrode end cover are opposite to each other, the insulating rubber layer is located between the contact parts of the first electrode shell and the second electrode shell, and a batterycell body is arranged in a shell formed by the first electrode shell and the second electrode shell.