Fireproof door

• Main Authors: ZHANG CAISHEN, SHEN JINGZHOU, YANG HONGMEI, LIU AIMING, WANG HUI
• Format: Patent
• Language: Chinese; English
• Published: 15.10.2019
• 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 discloses a fireproof door. Door leaf panel, the door leaf panel comprises a first door leaf plate and a second door leaf plate. Folding edges are arranged on the left portion of thefront side wall of the first door leaf plate on the left side, the left portion of the rear side wall of the second door leaf plate on the left side, the right portion of the rear side wall of the first door leaf plate on the right side and the right portion of the front side wall of the second door leaf plate on the right side. C-shaped door leaf plates are welded between the folded edges on thesame side. C-shaped reinforcing plates are welded between the first door leaf plate and the second door leaf plate on the same side. The effect of reinforcing the fireproof door can be achieved through the matched arrangement of the folded edges and the C-shaped door leaf plates; due to the arrangement of the C-shaped reinforcing plate, the effect of reinforcing the fireproof door can be achieved, due to the reinforcing s