is a device that allows the door to rotate naturally and smoothly to open and close.
The door hinge
comprises a hinge seat and a hinge body, one end of the hinge body is connected with the door frame through a mandrel, and the other end is connected with the door leaf; The hinge body is divided into two sections, one section is connected with the mandrel, the other section is connected with the door leaf, the two sections of hinge bodies are connected as a whole through a connecting plate, and the connecting plate is provided with a door gap adjustment hole. Since the door hinge body is divided into two sections and connected into a whole through the connecting plate, the door leaf can be removed for repair by removing the connecting plate. The door gap adjustment hole of the connecting plate includes a long hole for adjusting the gap between the upper and lower door gaps and a long hole for adjusting the gap between the left and right door gaps. The hinge can be adjusted not only up and down, but also left and right.