Isolation protection device suitable for subway entrance and exit

The utility model provides an isolation protection device suitable for a subway entrance and exit. An isolation box; the isolation box is a multi-layer telescopic sleeve box, a pressurization opening is formed in the bottom of one end of the isolation box, and a pressure relief opening is formed in the bottom of the other end of the isolation box; the multiple layers of air bags are arranged on the inner side of the isolation box; and the plurality of reinforcing rib plates are uniformly distributed at the bottoms of the two sides of the isolation box. According to the utility model, the construction range and the metro entrance and exit can be effectively isolated, the metro entrance and exit is protected from physical damage during construction, and the quality and safety of construction and the metro entrance and exit are ensured. 本实用新型提供一种适用于地铁出入站口的隔离防护装置，包括；隔离箱；所述隔离箱设置为若干层的可伸缩套箱，所述隔离箱的一端底部设有加压口，所述隔离箱的另一端底部设有卸压口；若干层气囊，设于所述隔离箱的内侧；数个加固肋板，均匀分布于所述隔离箱的两侧底部。本实用新型能够对施工范围与地铁出入站口进行有效隔离，保护地铁出入站口不受施工时物理性破坏，保证施工及地铁出入