Door and window hardware is a general designation of various metal and non-metal fittings installed on the doors and windows of buildings, which plays an auxiliary role when doors and windows are opened and closed. The surface is generally plated or coated, and has the characteristics of firmness, durability, flexibility, economy, beauty, etc.
Door and window hardware can be divided into door lock in building, handle, support, hinge, hinge, door closer, handle, latch, window hook, anti-theft chain, induction door opening and closing device, etc. Door and window hardware is the general name of metal components of doors and windows, mainly including hinge, hinge, track, door suction, floor suction, door holder, door closer, the door mirror, layering, etc.
1. Hinge
Common hinge: used for cabinet door, windows, doors, etc. The materials are iron, copper and stainless steel. The disadvantage of ordinary hinge is that it does not have the function of spring hinge. After installing Hinge, various collision bead must be installed, otherwise the wind will blow the door panel.
Pipe hinge: Also called spring hinge. It is mainly used for the connection of furniture door panels, which generally requires the thickness of the panels to be 16~20mm. Materials include galvanized iron and zinc alloy. The spring hinge is attached with adjusting screws, which can be up and down, left and right with a height and thickness of adjustable board. One of its features is that it can cooperate with the opening angle of the cabinet door according to the space. In addition to the general 90-degree angle, 127 degrees, 144 degrees, 165 degrees and so on have corresponding hinge matching, so that all kinds of cabinet doors have corresponding extension.
Door hinge: It is divided into ordinary type and bearing type, which has been mentioned before. The bearing type can be divided into copper and stainless steel. Judging from the current consumption situation, copper bearing hinge is widely used because of its beautiful and bright style, moderate price and screws.
Other hinge: glass hinge, table hinge, turning door hinge. Glass hinge is used to install frameless glass cabinet doors, and the thickness of glass is not more than 5~6mm.
2. Hinge
The hinge is divided into back-flap hinge and concealed hinges, and back-flap hinge is the one we usually see used by most doors, which has no resilience. Concealed hinges is mostly used on furniture, which can be divided into hydraulic, quick installation, frame door and ordinary.
3. Orbit
The sliding rail of doors and windows is the guide rail with groove or curve for sliding doors and windows. Ball bearings are often installed so that doors and windows can be pushed and pulled. Refers to sliding door track, hanging wheel, glass pulley, Bolt (bright and dark). Asia Pacific doors and windows, different information.
4. Door stopper
The door stopper is installed behind the door. After the door is opened, it is stabilized by the magnetism of the door stopper to prevent wind from blowing and will automatically close.
5. Floor suction
Floor suction is a kind of door suction, also called floor mounted door suction. The door stopper, also known as floor knob, is also a device that attracts positioning after the door page is opened to prevent wind from blowing or touching the door page and closing. But in daily life, door suction often refers to the wall-mounted door suction, that is, the door suction installed on the wall; The floor suction refers to the floor-mounted door suction, that is, the door suction installed on the ground.
6. Door holder
Door holder refers to glass door clamp door holder, which is used to clamp glass doors with floor Spring or the Earth's axis to make the doors operate normally. It is widely used in glass doors and windows, shower door and shower rooms.
7. Door closer
Door closer a spring-like hydraulic press that can automatically close or fix the open door leaf at a certain position. When the door is opened, it can be released after compression, and the door will automatically close, which has the effect of falling door, it can ensure that the door is closed to the initial position accurately and timely after being opened.. Some have the function of hinge and some have fire prevention performance. The main varieties are floor spring, door Top Spring, door slingshot, door maker, door chuck, magnetic door stopper and so on.
① floor spring: also known as earthworm. The device is installed at the lower part of doors and windows. It is made of gray cast iron, carbon steel, spring steels, cast steel and other parts and assembled.
② door Top Spring: a self-closing door appliance that uses the elastic force of spring or spiral spring to close the door leaf. A buffer cylinder is installed inside to reduce the closing speed.
③ door slingshot: it is made of low-carbon steel strip and equipped with low-carbon cold-drawn steel top rod, and the door is closed by elastic force.
④ door maker: a simple locator for braking door leaf and avoiding collision between door leaf and wall. Installed on the outer corner of the door leaf, the door leaf can be positioned at arbitrary.
⑤ door Chuck: Fixed the appliance for opening the door leaf. It consists of knife-shaped base and triangular steel Chuck. There are two types: horizontal and vertical. The base is cast with gray cast iron; The Chuck is made of spring steels leather, and the surface is treated with blue hair.
⑥ magnetic door stopper head: the function is the same as that of door holder door and window hardware head. The door leaf is fixed by permenent magnet suction, and there is no noise during use.
8. Window opener
Window opener the ventilation window with higher position can be opened through a certain device, and the window execution parts determine the width of the window, the bearing weight of window opener and whether there is locking function. Angle connector is a transmission component, and its deformation determines window opener ability to adapt to different window types and different installation conditions. The operating part can be in the form of a handle or a rocker. There is also a manual window opener, as long as the manual window opener is suitable for both hanging and overhanging outwards opening window.
9. The door mirror
The door mirror the common name is Cat's Eye. Its function is to look out from the room through the door mirror, and you can see all the scenes in the range of angle of field of view to 120 degrees outside the door, however, through the door mirror outside the door, you cannot see anything inside. If this mirror is installed on the door of public houses or private houses, it can play a certain role in the anti-theft and safety of families.
10. Layering (copper, aluminum, pvc)
The material of the layering matches the main material of the window, such as plastic steel, aluminum alloy and steel wood. The layering is mainly to control the gap size of the glass tank and block the glass so that the glass will not fall off.
11. Handle
The handle is installed on the door leaf of the building to pull the door leaf. The general device is outside the door leaf of the building, which requires practicality, firmness and decoration. The handle has various shapes such as round handle, square handle, round tube handle, double row handle, etc. It is generally made of copper, aluminum, stainless steel, ceramics, low carbon steel, stainless steel, aluminum alloy and organic glass. After electroplating and electrostatic painting, the handle has wear-resistant and anti-corrosion effects. In addition to being consistent with the decoration style of the room, it should also be able to bear a large pull force and play a protective role, put your home in a safe state.
12. Latch
The so-called latch is a set of pins used to fix the workpiece on the fixture or mold, which is used to latch the doors and windows when the doors and windows are closed. A simple component to prevent opening is an anti-theft component to prevent doors and windows from being opened from the outside. It is much simpler than the structure of the lock, but it is locked outside the door and the latch is in the door. There are many forms such as common, closed, tube, butterfly Bolt and insert Bolt, up and down long bolt, turn window bolt, etc. Multi-purpose low carbon steel manufacturing.
13. Door lock in building
Locks installed on the door leaf and door frame of the building that need to be opened and closed. Generally, it consists of lock body (including Bolt door and window hardware, operating mechanism and brake mechanism), lock panel, handle, cover plate, etc. The lock bolt is divided into latch bolt, dead bolt, Double Tongue, collision bead tongue and Hook tongue. The lock panel is divided into flat mouth, left mouth, right mouth and round mouth, and the handle is divided into round ball shape, bent handlebar shape and pull ring shape.
Door lock in building can be divided into gate lock, room door lock, door lock of shower room, windproof Channel door lock and toilet door lock according to the usage; According to the insurance performance, it can be divided into single insurance, double insurance and three insurance door locks, according to the structural characteristics, it can be divided into exterior door lock, mortice door lock and door lock with knobs.
① exterior door lock: the lock body covers the surface of the door leaf. The main products are single bolt single security door lock, single tongue double insurance door lock, single Bolt triple security door lock, double Bolt triple security door lock, double tongue double lock head three insurance door lock, multi tongue double lock head three insurance door lock, etc.
② mortice door lock: the lock body is embedded in the door leaf from the side of the door leaf. There are two types: flat tumbler mechanism and Pin tumbler mechanism. The main products are mortice sliding door lock, single tongue mortise door lock, single oblique tongue mortise door lock, single oblique tongue button mortise door lock, double tongue mortise door lock, double tongue pressure mortise door lock, blade door lock with a handle, etc.
③ door lock with knobs: beautiful appearance, easy to use, mostly used in advanced buildings.
14. Handle
Used for opening and closing metal casement. Generally, it is installed in the middle of the edge of Casement, and some are also designed as a mechanism that connects the bolt with the hardware of doors and windows. It is made of brass, low carbon steel, zinc alloy, stainless steel and other materials, with nickel plating, chromium or zinc plating on the surface.
15. Dagger
Used to position the open metal casement. It is generally installed on the lower edge of Casement, and some are also designed as a mechanism used with hinge. It is made of brass, low carbon steel, zinc alloy, stainless steel and other materials, with nickel plating, chromium or zinc plating on the surface. Varieties include eye brace, arm brace, shake brace, mobile brace, etc.
16. Window hook
Installed on the wooden window to fix the opening casement. Generally, it is made of low carbon steel wire and galvanized by surface.
17. Anti-theft chain
Also known as safety chain. It consists of two chain plates and a connecting chain. The chain plate is mounted on the door leaf and the door frame respectively. The anti-theft chain can limit the door leaf to a smaller opening angle (generally not more than 8 °), effectively preventing outsiders from breaking in.
18. Induction door opening device
Electronic device for automatic opening door leaf. The main devices are microwave induction or light-controlled induction contacts. It can automatically input the sensing signal of human body or object to make the door leaf open or close automatically. It is generally used with automatic door and Transmission Machinery.
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