DOOR DEVICE HAVING AIRTIGHT FUNCTION

摘要

The present invention relates to a door device having a sealing function. The purpose of the present invention is to provide a door device suitable for storage facilities requiring high airtightness, such as fumigation facilities or the like as a door and a wall are in close contact on the same plane. To achieve the purpose, the door device having a sealing function comprises: a frame (F) in the form of a rectangular frame provided in the front side of a door (12); a pit (P) provided to be concave on the bottom surface of an entrance (5); a sealing means for airtightly sealing a gap between the door (12) and the entrance (5) as the door (12) comes in close contact with the entrance (5); and a sliding supporting means(20) and a lower sliding supporting means (100) for supporting to open and close the entrance (5). The sealing means includes: a sealing member (30) provided in the form of an integrated rectangular loop at the edge of a wall (1) to seal four surfaces of the edge of the door (12); a first guide unit (40) for guiding the upper part of the door (12); a second guide unit (170) for guiding the lower part of the door (12); and multiple pushers (60) provided on the circumference of the edge of the frame (F) for pushing and pressing pushing the door (12) toward the entrance (5).