| 摘要 |
PURPOSE: A door hanger for regulating the height of an automatic door is provided to open and close an automatic door stably by installing a guide roller on a rail simply and to economize in installation hours by installing simply. CONSTITUTION: The door hanger(100) for regulating the height of an automatic door comprises: a fixing bracket(110) composed of a backing plate(111) installed on the upper part of an automatic door and a fixing plate(112) extended vertically from the backing plate(111); a fixed bracket(120) installed on the backside of the fixing plate(112) variably; a guide roller(130) installed on the upper side of the fixed bracket(120) to be rotated by a primary center shaft(131) and slid along the upper part of a rail installed on a doorframe; an anti-separation roller installed on the lower side of the fixed bracket(120) to be rotated by a secondary center shaft(141) and slid along the lower part of the rail to prevent the separation of the guide roller(130) from the rail; and a belt coupler(180) installed on the other side of the fixed bracket(130) and coupled with a belt. |
