Totally-closed protective separating wall structure of subway station

The utility model relates to a totally-closed protective separating wall structure of a subway station, which comprises a structural plate and a structural bottom plate, and a steel structure framework formed by a plurality of cross beams and stand columns in a staggered manner is arranged between the structural plate and the structural bottom plate; galvanized silencing plate layers are arranged on the periphery of the steel structure framework, and sound absorption cotton is arranged between the galvanized silencing plate layers. The utility model has the advantages of quick installation, high accuracy, good safety, fireproof, waterproof and silencing functions and the like, convenience in use, construction period saving and easiness in popularization and application. 本实用新型涉及一种地铁车站全封闭防护隔离墙结构，包括结构板和结构底板，结构板和结构底板之间为若干横梁和立柱交错形成的钢结构骨架；钢结构骨架周围设有镀锌消音板层，镀锌消音板层之间为吸音棉。本实用新型能够快速安装、精确度高、很好达到安全、防火、防水、消音等功能，使用方便，节省工期，易于推广应用。