Fire resisting shutter

• Main Authors: LIN WEI, JIANG LIHUI, WU JIANXIONG, TANG HAIMING
• Format: Patent
• Language: Chinese; English
• Published: 03.10.2023
• 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 provides a fireproof roller shutter. The fireproof roller shutter comprises two constructional columns, a main body bridging piece, a roller shutter box, a rolling mechanism and a roller shutter plate, the two constructional columns are vertically arranged at intervals, the main body bridging piece is arranged at the tops of the two constructional columns, and a door opening is formed between the two constructional columns and the main body bridging piece; the two roller shutter plates are arranged on the door opening in the thickness direction of the door opening in a spaced mode, each roller shutter plate is correspondingly arranged on the corresponding rolling mechanism used for rolling the roller shutter plate, the number of the roller shutter boxes is two, and the two roller shutter boxes are used for containing the rolling mechanisms in a one-to-one correspondence mode. The two roller shutter boxes are in back-to-back contact and are arranged in the door opening, and the tops of the tw