Views: 5 Author: Site Editor Publish Time: 2019-10-18 Origin: Site
Hinge is widely used in door leaf and is an essential accessory. We pay little attention to it. It plays a large role in the door leaf and provides cushioning when closing the door, reducing noise and friction.
Today, I will introduce you to the most important part of the hardware - the hinge, share the contents of the hinge.
1. The role of the hinge
Suspend the door leaf support to allow free rotation of the door leaf. Some special types of hinges allow for additional special features such as over-line hinges, self-closing hinges, and more.
2. What are the classifications of hinges?
The hinges are divided according to different categories and can be divided into
Adjustable hinges and non-adjustable hinges;
Removable hinges and non-removable hinges;
One-way hinge and two-way hinge;
Fireproof hinges and non-fireproof hinges;
Surface mounted hinges, embedded hinges and concealed hinges;
Hinge for steel wood doors, hinges for narrow frame profile doors and hinges for full glass doors;
Self-lifting hinges, anti-theft hinges, medical hinges, wire hinges, etc.
3. The main performance indicators of the hinge
The most important performance index of the hinge is load-bearing performance, and the load-bearing performance index is generally 10Kg as a grade unit. Other performance indicators of the hinge have service life, corrosion resistance, etc., according to different standard systems and test methods, there are different indicators. For example, in the European standard, there is a requirement for the amount of deformation after the life test; and there are stricter requirements for elastic deformation and plastic deformation.