Small door system without doorsill in door

• Main Authors: MA LIWEI, MA XIANLONG, ZHU LIYE, LIANG XINLI
• Format: Patent
• Language: Chinese; English
• Published: 08.02.2022
• 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 discloses a doorsill-free small door system in a door, which relates to the technical field of doors and windows and comprises a door plate and a small door arranged in the door plate. A bottom profile wraps the bottom of the door plate, a doorsill profile is arranged below the door plate, a bottom sealing strip is arranged in the doorsill profile, and rivets penetrate through the doorsill profile and the bottom sealing strip. The bottom height of a normally-opened small door is larger than 15 cm, the bottom height is only 18 mm through matching of the doorsill profile and the bottom profile, and the attractiveness of the door is improved; a small door hinge side edge outer frame is arranged between the small door inner frame and the small door outer frame, the small door hinge side edge inner frame, the small door hinge side edge outer frame and the small door hinge side edge inner frame are matched, hinge penetrating strips are arranged outside the small door hinge side edge outer frame an