Reinforced concrete protective airtight door with power-assisted opening function

The utility model relates to the technical field of air-tight doors, and discloses a reinforced concrete protective air-tight door with power-assisted opening, which comprises a wall body, a door frame is embedded on the wall body, an air-tight door body is hinged inside the door frame, a power-assisted mechanism for assisting the air-tight door body to open is further arranged on the wall body, and the air-tight door further comprises a dustproof mechanism. The dustproof mechanism is used for protecting the power assisting mechanism, the dustproof mechanism comprises a dustproof frame mounted on the wall body, a filter plate inserted into the dustproof frame and an insertion assembly for mounting and fixing the filter plate and the dustproof frame, and a filter screen is mounted in the middle of the filter plate. According to the power-assisted mechanism, air overflowing from the heat dissipation holes can be filtered through the dustproof mechanism, so that dust is prevented from overflowing into the mounti