Butt Door Hinge - Round Drawings & Dimensions

The Butt Door Hinge is a hinge consisting of two plates, one attached to the door and the other attached to the frame. These plates are connected by a pin, which allows the door to rotate around it. The hinge plates have knuckles that form the pivot point when the hinge is in use.

门槛铰链，一种由两片板组成之铰链，其中一片与门相连，另一片与框体相接。这两片板通过一个销钉相连，使得门能够绕其旋转。在铰链使用时，铰链板上的铰链头构成了旋转的支点。