SECONDARY BATTERY AND METHOD FOR MANUFACTURING SECONDARY BATTERY

To provide a secondary battery and a method for manufacturing a secondary battery, capable of improving working efficiency in the welding process of a secondary battery.SOLUTION: A secondary battery according to one exemplary embodiment of the present invention includes: a partition wall 50 located between a first secondary battery cell and a second secondary battery cell adjacent to each other, the partition wall having two holes 12, 13; two connection bodies 10, 20 connected to the first secondary battery cell, each connection body having one projection; and one connection body 30 connected to the second secondary battery cell, the one connection body having two projections. The projections of the two connection bodies 10, 20 connected to the first secondary battery cell are electrically connected to the two projections included in the one connection body 30 connected to the second secondary battery cell, respectively, in the respective holes of the partition wall 50.SELECTED DRAWING: Figure 2 【課題】二次電池の溶接工程の作業効率を向上させることが可能な二次電池及び二次電池の製造方法を提供すること。【解決手段】本発明の例示的な一実施形態に係る二次電池は、隣り合う第１の二次電池セル及び第２の二次電池セルの間に位置する、２つの孔を有する隔壁５０と、第１の二次電池セルに接続された、各々１つの突出部を有する２つの接続体１０，２０と、第２の二次電池セルに接続された、２つの突出部を有する１つの接続体３０とを備える。第１の二次電池セルに接続された２つの接続体１０，２０の各突出部は、隔壁５０の各孔１２，１３内において、第２の二次電池セルに接続された１つの接続体３０が有する２つの突出部と電気的に接続する。【選択図】図２