Hardware Knowledge Base: "Hinges"

An object A is set on a part C of another object B. The movement of the object A is limited by C, but A can be rotated in a plane or space (C is spherical) and the objects A and B can be hinged.

Hinges, also known as hinges, are mechanical devices that connect two solid bodies and allow rotation between the two. The hinge may consist of a movable assembly or consist of a foldable material.

Hinge is mainly installed in doors and windows. Hinges are more installed in cabinets.

Classification by material is mainly divided into stainless steel hinges and iron hinges.

In order to allow people to enjoy better and appear hydraulic hinges, the characteristics are a certain degree of buffer, the greatest reduction in vocal sound.

Hinge classification

General hinge

This is the usual hinge we often talk about. It can be used for cabinet doors, windows, doors, etc. Hinge, from the material can be divided into: iron, copper, stainless steel. From the specification can be divided into: 2 "(50mm), 2.5" (65mm), 3" (75mm), 4" (100mm), 5" (125mm), 6" (150mm), 50-65mm hinge suitable for Cabinets, wardrobe doors, 75mm for windows, screen doors, 100-150mm for doors in the doors, aluminum doors. The disadvantage of ordinary hinges is that they do not have the function of spring hinges. After installing the hinges, they must be fitted with various ball bearings, otherwise the wind will blow the door. There are also special hinges such as detachable hinges, flag hinges, H hinges, etc. They can be disassembled and installed according to various special needs of the wooden door. It is very convenient. When used, it is limited by the direction, left and right.

2. Spring hinge

Mainly used for cabinet doors, wardrobe doors, it generally requires a board thickness of 18-20mm. From the material points, can be divided into: galvanized iron, zinc alloy. From the point of view of performance, it can be divided into: need to make holes, no need to make holes. No hole is what we call a bridge hinge. The bridge hinge looks like a bridge, so it is commonly called a bridge hinge. Its characteristic is that there is no need to drill holes in the door panel, and it is not limited by style. Specifications are: small, medium, large. Need to make a hole, which is currently used in the cabinet door spring hinges. Its characteristics: the door must be holed, the style of the door is limited by the hinge, the door will not be blown by the wind after opening, do not need to install a variety of touch spider. Specifications are: &26, &35. Among them are detachable directional hinges and non-detachable non-directional hinges. For example, the 303 series of Longsheng hinges are detachable directional hinges, and the 204 series is a detachable spring hinge that can be divided in shape: full-cover (or straight-arm, straight-bend) half-cap (or boom, middle) Bending) The inside (or Daqu and Big Bend) hinges are accompanied by adjusting screws. The height and thickness of the board can be adjusted up and down and left and right. The distance between the two screw fixing holes on the side of the hole is generally 32mm, and the distance between the sides of the diameter and the sides of the board is 4mm. (Painting). In addition, spring hinges are available in a variety of special sizes, such as a 45-degree inner hinge and an outer 135-degree hinge, which opens a 175-degree angle hinge.

3. The door hinge

It is divided into common type and bearing type. The ordinary type has already been mentioned above, and the emphasis is on the bearing type. The bearing type can be divided into copper and stainless steel from the material. Divided from the specifications: 100X75 125X75 150X90 100X100 125X100 150X100 Thickness 2.5mm, 3mm bearings have two bearings, four bearings. From the current consumption situation, the selection of copper bearing hinges is more, because of its beautiful, bright, affordable, and equipped with screws.

4. Other hinges

There are table hinges, flap hinges, glass hinges. The glass hinge is used to install the frameless glass cabinet door, and the glass thickness is required to be no more than 5-6mm. There are holes in the style, with all the properties of the spring hinge. The holes are not magnetic and top and bottom mounted, such as Pepsi, magnetic glass hinges, etc.