The invention belongs to the technical field of automobiles, and particularly relates to a noise-proof sealing structure for a vehicle door B column. The structure comprises a vehicle door B column noise-proof sealing strip and a vehicle door sealing strip vulcanization connecting corner, wherein the vehicle door B column noise-proof sealing strip is connected to a vehicle door metal plate and a cover plate in a clamped mode and integrated with the vehicle door sealing strip vulcanization connecting corner; a metal framework strip is arranged in the vehicle door B column noise-proof sealing strip; dense rubber is arranged at the part where the vehicle door B column noise-proof sealing strip is contacted and fixed with the metal plate; foamed rubber is arranged at the matching position of the periphery of the vehicle door B column noise-proof sealing strip and the metal plate; a sealing strip lip of the vehicle door B column noise-proof sealing strip is lapped on the cover plate and ismade of dense rubber; and a water-soluble silicon coating is sprayed on the working surface of the sealing strip lip of the vehicle door B column noise-proof sealing strip. The installation is convenient, the load of the sealing strip is within a reasonable range, the appearance consistency is high, and the cost is saved.
本发明属于汽车技术领域,具体的说是一种新型车门B柱防噪密封结构。包括车门B柱防噪密封条和车门密封条硫化接角;所述车门B柱防噪密封条卡接在车门钣金和盖板上并且与车门密封条硫化接角集成一体。所述车门B柱防噪密封条内置金属骨架条。所述车门B柱防噪密封条与钣金接触固定的部分设置有密实橡胶。所述车门B柱防噪密封条的周边与钣金配合处设置有发泡橡胶。所述车门B柱防噪密封条的密封条唇边搭接在盖板上,采用密实橡胶。所述车门B柱防噪密封条的密封条唇边的工作表面喷有水溶性硅涂层。本发明安装方便,密封条载荷在合理范围,外观一致性高且节约成本。
Novel noise-proof sealing structure for vehicle door B column
一种新型车门B柱防噪密封结构
2021-03-05
Patent
Electronic Resource
Chinese
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