Structure for enhancing sealing performance

The utility model discloses a structure for enhancing sealing performance, which comprises a shell and a body fixedly provided with a contact pin, the body is provided with a plurality of positioning columns and annular fusible ribs, the positioning columns and the annular fusible ribs are coaxially arranged, and the annular fusible ribs are positioned on the outer sides of the positioning columns; the secondary injection molding is adopted, the sealing performance is strong, and gaps are not easy to generate. 本实用新型公开了一种增强密封性的结构，其中，包括壳体以及固定有插针的本体，本体上设有若干个定位柱以及环形易熔筋，定位柱与环形易熔筋为同轴心设置，环形易熔筋位于定位柱的外侧；本实用新型二次注塑成型、密封性强、不易产生间隙。