Anti-pinch structure of automatic door

• Main Authors: WANG CHUANG, YI XIAOTING
• Format: Patent
• Language: Chinese; English
• Published: 18.04.2023
• 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 the technical field of automatic doors, and discloses an anti-pinch structure of an automatic door, which comprises a door frame, a first groove is arranged in the door frame, a positive and negative rotation motor is arranged in the first groove, a support plate is fixedly mounted in the first groove, and the positive and negative rotation motor is fixedly mounted at the top end of the support plate; when the door is used, if a person puts a handle or a foot on the door frame and the sensor detects that an object blocks the door frame, a signal is sent to the electric push rod, and the electric push rod forwards pushes the first clamping block to be clamped in the clamping groove to prevent the gear from rotating, so that the door body stops rotating; when the door is closed, the elastic connecting assembly can drive the baffle to retract into the open groove, and the situation that the door is pried up after a gap is formed between the door body and the door frame, and property