盖板、电芯及用电设备
By setting additional venting paths on the cover plate and plastic parts, the problem of poor venting of the battery cells was solved, achieving effective venting of the battery cells and improving structural strength.
CN121812883BActive Publication Date: 2026-07-17SVOLT ENERGY TECHNOLOGY CO LTD
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- SVOLT ENERGY TECHNOLOGY CO LTD
- Filing Date
- 2026-03-11
- Publication Date
- 2026-07-17
Smart Images
Figure CN121812883B_ABST
Abstract
本申请涉及电池技术领域，尤其是涉及一种盖板、电芯及用电设备。盖板包括盖板本体和第一塑件；第一塑件与盖板本体的一侧连接；盖板本体开设有贯穿自身的注液孔，第一塑件包括贯穿自身的排气孔以及与注液孔对应的注液槽，注液槽的底壁开设有贯穿自身的注液导流孔；盖板本体的面对所述第一塑件的一侧开设有排气槽，排气槽的一端延伸至所述排气孔，另一端延伸至所述注液槽，以连通所述排气孔与注液槽。本申请解决了现有电芯结构通常在盖板下塑胶的下方设置电解液导流孔作为排气孔将电芯内部的气体引导至外部，但是极组表面的绝缘胶带与排气孔容易形成物理干涉，进而堵塞排气孔，导致电芯排气不尽造成电芯鼓胀的问题。
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