Intelligent ventilation system for civil air defense engineering

The intelligent ventilation system comprises a ventilation box body which is installed on a wall body of the civil air defense project to be connected with an outer end ventilation opening, and the ventilation box body is electrically connected with civil air defense control equipment to achieve opening and closing and automatic air volume adjustment; the ventilation box body is of a through structure, side plates installed on a wall body are integrally arranged on the two sides of the ventilation box body respectively, a door sealing mechanism is installed on the side plate on the inner side of the ventilation box body, and the door sealing mechanism comprises sealing plates rotationally installed on the side plates. According to the device, the civil air defense project and the outer end ventilation opening or pipeline are connected through the ventilation box body, the explosion-proof assembly and the door sealing mechanism are arranged on the ventilation box body to achieve double-layer protection, the ex