The utility model relates to
fire door technical field, especially a
protection mechanism and
fire door auxiliary device, including door body, accommodating component, including the rest piece, sheltering auxiliary part and spraying spare, the rest piece sets up on the door body, sheltering auxiliary part sets up on the door body, the spraying spare sets up on the rest piece, plugging component, plugging component sets up on the sheltering auxiliary part on accommodating component, auxiliary
assembly, auxiliary
assembly sets up on door body, through accommodating component and plugging component in the door body setting, can restrain
flame to the other side of the door
diffusion, the
flame retardant of surrounding combustible material, the transmission of high temperature
flue gas through the door gap is blocked, solve high temperature dense
smoke through the door gap and intrude the evacuation passage, through setting up auxiliary
assembly on the mechanism makes the whole device can carry out monitoring to the real -
time information display and image of internal environment, can know the internal condition in advance and judge relevant risk when personnel enter, be favorable to the rapid
emergency response and
handle of sudden accident.