Automatic door opening device driven by servo motor

• Main Authors: DAI YONGCHONG, HOU XUANLAI, WANG CHENG, CHEN YILAN, LI DONGLIN
• Format: Patent
• Language: Chinese; English
• Published: 16.08.2022
• Subjects: CHECKS FOR WINGS; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; DYNAMO-ELECTRIC MACHINES; ELECTRICITY; FIXED CONSTRUCTIONS; GENERATION; KEYS; LOCKS; SAFES; WINDOW OR DOOR FITTINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THEFUNCTIONING OF THE WING

The automatic door opening device comprises a machine body, a vertical plate is arranged on one side of the top end of the machine body, a rotary driving part is installed on the inner wall of one side of the vertical plate, one end of the rotary driving part penetrates through the vertical plate and is provided with a driving wheel, and a driven wheel is rotationally connected to the outer wall of the vertical plate below the driving wheel. A lead screw is arranged on the outer wall of the side, close to the vertical plate, of the driven wheel, the end, away from the driven wheel, of the lead screw penetrates through the vertical plate and is rotationally connected with a side plate, and a nut is in threaded connection with the outer wall of one side of the lead screw. The utility model not only can effectively prolong the service life of the door body and reduce the noise generated when the door is closed, but also can control the opening and closing of the door body in an expected direction, and can limit