| 摘要 |
<p>The present invention is directed to a battery pack comprising at least a first battery module (1) and a second battery module (100), wherein the second battery module is arranged below the first battery module (1) along a first direction (Z). The first and second battery module (1) each comprise a plurality of secondary batteries (10, 110) stacked along a second direction (Y), wherein at least one of the secondary batteries (10, 110) comprises a gas vent (13, 113). The first and second battery module (1) each further comprise a top plate (20, 120) disposed on the top surface of the plurality of secondary batteries (10,110), and a bottom plate (30, 130) formed below the bottom surface of the plurality of secondary batteries (10), wherein the bottom plate (30) of the first battery module (1) and the top plate (120) of the second battery module (100) are contacting each other. Further provided is at least one opening (20a, 120a) arranged in the top plate (20, 120) being formed at a location corresponding to locations of the gas vent (13, 113) of the at least one secondary battery (10, 110). In this way, gas generated inside a secondary battery can be vented.</p> |
