Impale carminative battery explosion -proof cover cap outward

The utility model discloses an impale carminative battery explosion -proof cover cap outward, including the cap body and the seal cover of locating cap side portion, be equipped with on the cap body with the exhaust hole of external intercommunication, its characterized in that: cap body lower part is equipped with behind the pressurized can be toward cap body direction distortion's closure assembly, be equipped with on the internal top surface of cap with the corresponding spine portion in closure assembly position. The utility model discloses an impale carminative battery explosion -proof cover cap outward simple structure, and can improve discharge pressure stability in the cell body. 本实用新型公开了种外刺穿排气的电池防爆盖帽，包括帽体和设于帽体侧部的密封套，帽体上设有与外界连通的排气孔，其特征在于：所述帽体下部设有受压后可往帽体方向变形的封闭组件，帽体内顶面上设有与封闭组件位置相对应的尖刺部。本实用新型的外刺穿排气的电池防爆盖帽结构简单、并可提高电池体内排气压力稳定性。