Battery module having ventilation

摘要

A battery module 100 includes a top cover 10 and a bottom cover 30 affixed together to accommodate a battery set 20, which has a conducting terminal device 22 exposed out of the bottom cover for the connection of an external electronic device, and a movable member 41 supported on the top surface 31 of the bottom cover and held in a first position by spring members 42 to block the through holes 33 of the bottom cover and movable from the first position to a second position to open the through holes of the bottom cover for ventilation to dissipate heat when the battery module is connected to an external electronic device.