Airtight purification door

• Main Author: QIU HUILIN
• Format: Patent
• Language: Chinese; English
• Published: 16.08.2022
• Subjects: DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; FIXED CONSTRUCTIONS; FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES,FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS,BLINDS, GATES; LADDERS

The utility model relates to the technical field of purification doors, and discloses an airtight purification door which comprises a door frame, a door body is movably installed in the door frame through hinges, a fixing hole is formed in the outer wall of the door body, a glass observation window is fixedly installed in the fixing hole, and two door handles are symmetrically arranged on the outer wall of the door body. The sealing strip is pressed in the direction of the inner wall of the door frame till the sealing strip is attached to the inner wall of the door frame, the movably-installed anti-disengaging blocks slide to be clamped into the corresponding anti-disengaging holes under the elastic force action of the springs, and when the sealing strip is aged and abraded after being used for a long time, the anti-disengaging blocks are pulled in the direction of the outer side of the fixing groove; the anti-disengaging block slides to be disengaged from the interior of the anti-disengaging hole, then the s