Automatic-opening door body without external handle

• Main Author: ZHU GUOWEI
• Format: Patent
• Language: Chinese; English
• Published: 10.07.2013
• Subjects: CHECKS FOR WINGS; DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; 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; KEYS; LADDERS; LOCKS; SAFES; WINDOW OR DOOR FITTINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THEFUNCTIONING OF THE WING

The utility model relates to an automatic-opening door body without an external handle, which comprises the following components: a door frame, and a door body which is equipped on the frame. The door body is only provided with a handle at inside part of the door body. The door frame is provided with automatic door opening devices at connection positions between the door body and the door frame. At least two automatic door opening devices are provided and are uniformly inserted into the door frame. No handle is equipped outside the door body. After a remote control door opening device is activated, automatic door opening of the door body can be realized through the automatic door opening devices, and therefore high convenience and high speed are obtained. Each door opening device comprises a housing. A mounting spacing block above the housing is fixedly connected with the housing. A contraction rod is equipped in the housing and the mounting spacing block. The middle part of the contraction rod is provided wi