BATTERY MODULE AND BATTERY PACK COMPRISING THE SAME

A battery module according to one embodiment of the present disclosure includes a cell block assembly comprising a battery cell stack in which a plurality of battery cells are stacked and a busbar frame mounted on at least one of the front and rear surfaces of the battery cell stack, a module frame that hoses the cell block assembly and is opened in the front and rear surfaces, an upper plate that covers the upper surface and front and rear surfaces of the cell block assembly; and a cross beam that is disposed adjacent to a side surface part of an upper plate covering the front and rear surfaces of the cell block assembly, and is formed in a straight line shape, wherein the cell block assembly includes a first cell block assembly and a second cell block assembly arranged side by side in a longitudinal direction of the battery cell, and wherein the first cell block assembly and the second cell block assembly are arranged separately from each other so that the busbar frames mounted on the first and second cell block assemblies face each other.