Door structure capable of being automatically opened in case of fire

The utility model discloses a door structure capable of being automatically opened in case of fire, belongs to the technical field of door structures, and aims to solve the problems that in the prior art, when a fire occurs, an electronic lock is easily damaged due to the influence of high temperature, so that a door is very difficult to open, and the existing door needs to be opened or closed manually, so that the cost is high. The intelligent room door comprises a wall surface, the wall surface comprises a door mounting wall, an indoor wall and a roof wall, a door frame is mounted in the door mounting wall, a room door which is opened outwards is mounted in the door frame, an intelligent door lock is mounted on the room door, and indoor smoke concentration is detected through a smoke detector; and when the detection value is larger than the set value, the electric control box opens the intelligent door lock and enables the automatic door opening structure to work at the same time, so that the door is opened