Have an idea of spring hinge

A security hinge is a protective feature that prevents potential crime, such as theft or vandalism, by making it difficult to remove a door by tampering with the hinges. They may be used on exterior doors for security, as well as in secured facilities where containment within a building is necessary. In addition to providing protection from threats like vandalism, most also have a fire rating which indicates how long they should remain intact in high heat conditions. Hardware and home supply stores sell security hinges and accessories that can be used to convert existing hinges to make them safer.

When selecting security hinges, it is important to think about weight and fire resistance ratings. The security hinge should be heavy enough to handle the weight of the door as well as anticipated uses. Secured doors should ideally be heavy to make them difficult to break down and add fire resistance, and hinges may provide information on how much weight they can comfortably bear. Fire resistance ratings offer an estimate on how long hinges will hold up in a fire, and a fire department can provide specific advice on the best ratings for a given structure.

Spring hinge is a hinge containing one or more springs; when a door is opened, the hinge returns it to the open position automatically; may act in one direction only, or in both directions (as on a swinging door).

Spring hinges keep a door or hatch in a certain position, whether open or closed. Although you can open the door, the spring will settle it back into place when you let go. You can find spring hinges in some cabinet doors, jewellery boxes and items that have a latch or lock. If you already have a traditional pin hinge, you can make your own spring hinge for any of your homemade projects.

Spring hinges are on doors that require automatically closing capabilities without the use of a door closer. There is a spring inside the barrel that adjusts to provide the closing action. Some house doors have these types of hinges and are recognisable by the two holes on the side of the barrel where a hinge pin sits on a standard hinge. To remove spring hinges from a door requires releasing the spring tension inside the barrel. The spring hinge removes in one piece.

To fit a double action spring hinge, you will first put the hinge on the door where it is desired. Secondly, mortise the hinge space of the door using the adjustment ring at the top and install the hinge. The hinge uses one direction as the outside part and the other as the inside part so that the door swings in both directions.

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Spring Hinge

A hinge containing one or more springs; when a door is opened, the hinge returns it to the open position automatically; may act in one direction only, or in both directions (as on a swinging door).

Doors with spring hinges allow the door to close on its own. The tension on the hinges need adjustments so that the door will close fully and seat in the latch without closing too quickly or strongly and banging the door shut. Hinges with excessive tension will wear out the latch and latch strike plate from too much force.

1、Close the door entirely. Insert a hex wrench in the adjustment location on the top of the hinge. Push the short end of the hex wrench into the adjustment hole.

2、 Remove the cotter pin from the bottom adjusting hole by pulling it straight out by its ring. Place the cotter pin loosely in the bottom adjusting hole so that about half of its length is in the hole.

3、 Turn the hex wrench clockwise slowly by grasping the long end. At the same time, hold the cotter pin in place. The cotter pin will meet the first adjusting hole and will slide into it fully. Push the cotter pin all the way in the adjusting hole.

4、Remove the hex wrench by pulling it straight up. Open the door and let it go. Observe the closing action to make sure it closes entirely and latches. If the door does not close with sufficient force to latch, repeat the adjustment process.

Spring Hinge contains Double Action Spring Hinge, Single Action Spring Hinge, it can be called Self closing hinge, Passing door hinge etc. It can be used on Passing door/Wooden door/Metal door/swing door/ Interior door, outer door, etc. The raw material can be Stainless steel (316/304/301/202/201) or Steel etc.

we produce 5 lengths(3”,4”,5”,6”,8”) , 2 thicknesses(1.5&2.0mm) all surface finishes are available. The loading weight can be from 10 kgs to 50 kgs.

Customers can choose according to door weight, thickness and using environment. Custom designs, sizes, colors, and logos are welcome.

Edit by http://www.teeryes.com


Concealed Hinge


Concealed Hinge can be called Invisible Hinge, SOSS Hinge, Cross Hinge etc. It is used on Wooden door, Metal door, Interior door, outer door, swing door and cabinet&furniture door etc. There are two kinds of material for customer’s choice: Zinc alloy& Stainless Steel. Customers can choose according to door weight and using environment. We have more than 8 sizes and can load the door from 5 kgs to 100 kgs.
As the hinge is concealed after installation, the performance will be very silent, beautiful and high level