Foldable rotary energy-saving door and window

• Main Authors: LIU CHANGCUN, ZHANG YE, ZHOU QI, LU HAO, LIU SHENG, LIU FANHAN, JIAO YANYAN
• Format: Patent
• Language: Chinese; English
• Published: 21.07.2023
• 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; HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS; KEYS; LADDERS; LOCKS; SAFES; WINDOW OR DOOR FITTINGS

The utility model belongs to the technical field of door and window manufacturing, and particularly relates to a foldable rotary energy-saving door and window which comprises an outer frame body, two symmetrically-arranged window bodies are rotationally connected in the outer frame body, and the ends, close to each other, of the two window bodies are rotationally connected with each other; an outer frame sliding groove is formed in the bottom end of the inner side of the outer frame body, a sliding body is slidably connected into the outer frame sliding groove, a fixed body is fixedly connected to the top end of the inner side of the outer frame body, and the two window bodies are slidably connected between the sliding body and the fixed body. A window closing locking structure is arranged at the bottom end of the outer frame body in the length direction and is in transmission connection with the sliding body located at the lower end of the window body. By means of the structures, the foldable rotary energy-s