Understanding Door Hinge Mechanisms: Types, Functionality, and Maintenance
Door hinges are typically ignored components in the architecture of structures, yet they play an essential function in the functionality and visual appeal of doors. These mechanical gadgets enable the smooth operation of doors, allowing them to swing open and shut effortlessly. This short article offers an extensive expedition of door hinge mechanisms, including their types, performance, and maintenance tips.
What is a Door Hinge?
A door hinge is a mechanical device that connects a door to a frame, enabling it to pivot and swing open or closed. It includes 2 plates, referred to as leaves, which are connected to the door and the door frame. Usually, a pin runs through the leaves, allowing for smooth rotation.
Types of Door Hinges
Understanding the different kinds of door hinges is vital for choosing the right one for a specific application. Here is a comprehensive list of typical hinge types:

Butt Hinge:
Most common type used in residential and commercial doors.Include 2 rectangular leaves, with one attached to the door and the other to the frame.
Continuous Hinge (Piano Hinge):
Runs the whole length of the door.Offers increased strength and stability, often used in heavy doors and cabinets.
Concealed Hinge:
Designed to be concealed when the door is closed.Typically used in cabinetry and modern designs for a clean appearance.
Spring Hinge:
Contains a spring mechanism that instantly returns the door to the closed position.Frequently used in toilet doors or fire doors.
Pivot Hinge:
Allows the door to pivot from a single point, normally at the top and bottom of the door.Frequently made use of in ornamental or heavy doors.
Strap Hinge:
Long and narrow design, typically utilized for gates, barn doors, and heavy doors.Offers extra support due to its length.
Hybrid Hinge:
Combines aspects of different hinge types.Used for specialized applications needing special functions.Table 1: Comparison of Different Types of Door HingesKind of HingeDescriptionCommon UsesAdvantagesButt HingeRectangular leavesResidential &amp