Entrance and exit single-leaf protective air-tight door

The utility model discloses an entrance and exit single-leaf protective airtight door, and relates to the technical field of civil air defense engineering. The door leaf is movably connected with the door frame, and a through groove is formed in the door leaf; the fan assembly comprises a motor and an impeller connected with an output shaft of the motor, and the impeller is located in the through groove; and the first adsorption assembly comprises a first friction body and a second friction body movably connected with the first friction body, the first friction body is fixedly connected to the output shaft of the motor, and the second friction body is fixedly connected into the through groove. The ventilation structure has the technical effect that the ventilation performance of the civil air defense project is good. 本实用新型公开了一种出入口单扇防护密闭门，涉及人防工程技术领域，包括门框；和门框活动连接的门扇，门扇上设有通槽；风机组件，风机组件包括电机和与电机的输出轴连接的叶轮，叶轮位于通槽内；吸附组件一，吸附组件一包括摩擦体一和与摩擦体一活动连接的摩擦体二，摩擦体一固定连接于电机的输出轴上，摩擦体二固定连接于通槽内。本实用新型的技术效果在于它使得人防工程的通风性能好。