Door and window hardware can be divided into building door lock, handle, supporting block, hinge, door closer, handle, latch, window hook, anti-theft chain, induction door opening and closing device, etc. according to the use. Door and window hardware is the general term for the metal components of doors and windows, mainly including: hinges, hinges, tracks, door suckers, floor suckers, door clamps, door closers, door mirrors, pressure strips, etc.
"Door and window hardware" knowledge
1. Hinge
Common hinge: used for cabinet door, window, door, etc. The materials are iron, copper and stainless steel. The disadvantage of common hinge is that it does not have the function of spring hinge. After the hinge is installed, all kinds of beads must be installed again, 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 a thickness of 16-20 mm. The material is galvanized iron and zinc alloy. The spring hinge is attached with adjusting screws, which can adjust the height and thickness of the board up and down, left and right. One of its features is that it can match the opening angle of the cabinet door according to the space. In addition to the general 90 degree angle, 127 degree, 144 degree, 165 degree, etc. have corresponding hinges to match, so that various cabinet doors have corresponding extension.
Door hinge: it is divided into common type and bearing type, which has been mentioned before. Bearing type can be divided into copper and stainless steel. Judging from the current consumption situation, more copper bearing hinges are selected because of their beautiful style, bright, moderate price and equipped with screws.
Other hinges: there are glass hinges, table hinges, flip door 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.
2. Hinge
The hinge is clear and dark. The light hinge is the kind we usually see for most doors. It has no rebound force. Dark hinges are mostly used in furniture, which can be divided into hydraulic, quick installation, frame door and common.
3. Track
Sliding track of doors and windows is a kind of sliding track with groove or curve, which is used for sliding doors and windows. Ball bearings are often installed to push and pull doors and windows. It refers to sliding door track, lifting wheel, glass pulley and bolt (exposed and concealed). Asia Pacific doors and windows, different information.
4. Door stopper
The door stopper is installed at the back of the door. After the door is opened, it is stable through the magnetic property of the door stopper to prevent the wind from automatically closing.
5. Ground suction
Floor suction is a kind of door suction, also called floor mounted door suction. The door suction is also called door touch. It is also a kind of device for holding and positioning the door leaf after it is opened, so as to prevent the door leaf from being closed due to wind blowing or touching it. But in daily life, the door sucker often refers to the wall mounted door sucker, that is, the door sucker installed on the wall; the floor mounted door sucker, that is, the door sucker installed on the ground.
6. Door clamp
The door clamp refers to the glass door clamp, which is used to clamp the hardware accessories of the glass door matching with the ground spring or the ground axis to make the door operate normally. It is widely used in the glass doors and windows, bathroom doors and shower rooms.
7. Door closer
The door closer is a kind of spring like hydraulic device that can automatically close or fix the opened door leaf at a certain position. When the door is opened, it can be released after compression, and the door can be closed automatically. It has the function of spring door, which can ensure that the door can be closed to the initial position accurately and timely after being opened.. Some of them have the function of hinge and some of them have the function of fireproofing. The main varieties are floor spring, door top spring, door spring, bow, door maker, door collet, magnetic door stopper, etc.
① Earth spring: also known as Earth Dragon. It is installed at the lower part of doors and windows. The parts are made of gray cast iron, carbon steel, spring steel, cast steel and so on.
② Door top spring: an automatic door closing device which makes use of the spring force of the spring or spiral spring to close the door leaf. The buffer oil cylinder is installed inside, which can reduce the closing speed.
③ Door spring and bow: it is made of low-carbon steel strip and equipped with low-carbon cold drawn steel top bar to close the door by elastic force.
④ Door stopper: a simple positioner for braking the door leaf and avoiding the collision between the door leaf and the wall. The door leaf can be positioned at any angle by being installed at the outer lower corner of the door leaf.
⑤ Door collet: a device for fixing the door leaf. The utility model is composed of a knife shaped base and a triangular steel leather chuck. There are horizontal and vertical types. The base is made of gray cast iron; the collet is made of spring steel skin, and the surface is blue treated.
⑥ Magnetic door suction head: the function is the same as the door clamp door and window hardware head. The door leaf is fixed by the suction of permanent magnet. There is no noise when using.
8. Window opener
The window opener can open the ventilation window with a higher position through a fixed device. The window actuator determines the width of the window, the bearing weight of the window opener and the locking function. The angle connector is a transmission part, its deformation determines the window opener's ability to adapt to different window types and installation conditions. The operating parts can be in the form of handle or rocker. There is also a manual window opener, manual window opener as long as it is applicable to hung in and hung out windows.
9. Door mirror
The door mirror, commonly known as the cat's eye, can see all the scenes within the 120 degree field of view from the inside through the door mirror, but can't see anything from the outside through the door mirror. If this mirror is installed on the door of public house or private apartment, it will play a definite role in the security and safety of the family.
10. Strip (copper, aluminum, PVC)
The material of the batten matches the main material of the window, such as plastic steel, aluminum alloy, steel and wood. The pressing strip is mainly used to control the gap size of the glass groove and block the glass so that the glass will not fall off.
11. Handle
The handle is installed on the building door leaf to open the door leaf. The general device is outside the door leaf of the building, which needs to be practical, solid and can play a decorative role. Handle has round handle, square handle, round handle and double row
12. Bolt
The so-called bolt is a group of pins used to fix the workpiece on the fixture or mold, which is used to bolt the doors and windows when the doors and windows are closed. The utility model relates to a simple component for preventing opening, and a theft-proof component for preventing doors and windows from being opened from the outside. The structure of the lock is much simpler than that of the lock, except that the lock is outside the door and the bolt is inside the door. There are common type, closed type, tube type, butterfly type bolt and concealed bolt, up and down long bolt, turn window bolt and other forms. It is made of low carbon steel.
13. Building door lock
A lock on the door leaf and frame of a building to be opened or closed. Generally, it is composed of lock body (including lock tongue, door and window hardware, control mechanism and brake mechanism), lock panel, handle, cover plate, etc. The lock tongue is divided into oblique tongue, square tongue, double tongue, touch bead tongue and hook shaped tongue. The lock panel is divided into flat mouth, left tongue, right tongue and round mouth. The handle is divided into ball shaped, bent handle shaped and pull ring shaped.
The building door lock can be divided into door lock, room door lock, bathroom door lock, windproof passage door lock and toilet door lock according to the use situation; according to the insurance performance, it can be divided into single insurance, double insurance and triple insurance door lock, according to the structural characteristics, it can be divided into external door lock, plug-in door lock and spherical door lock.
① External door lock: the lock body is covered on the door leaf surface. The main products are single tongue single safety door lock, single tongue double safety door lock, single tongue triple safety door lock, double tongue triple safety door lock, double tongue double lock head triple safety door lock, multi tongue double lock head triple safety door lock, etc.
② Plug in door lock: the lock body is embedded in the door leaf from the side of the door leaf. There are two types of blade structure and bullet structure. The main products are sliding door plug-in door lock, single square tongue plug-in door lock, single oblique tongue plug-in door lock, single oblique tongue button plug-in door lock, double tongue plug-in door lock, double tongue press plug-in door lock, blade handle door lock, etc.
③ Spherical door lock: beautiful appearance, easy to use, mostly used in high-grade buildings.
14. Handle
Used to open and close metal window sashes. Generally installed in the middle of the edge of the window sash, some are also designed to connect the door and window hardware with the bolt. It is made of brass, low carbon steel, zinc alloy, stainless steel and other materials, with nickel, chromium or zinc on the surface.
15. Sliding support
To locate the open metal sash. Generally installed in the lower edge of the window sash, some are also designed to be connected with the hinge. It is made of brass, low carbon steel, zinc alloy, stainless steel and other materials, with nickel, chromium or zinc on the surface. There are eye brace, double arm brace, swing brace, mobile brace and so on.
16. Window hook
It is installed on the wooden window to fix the opening sash. Generally, it is made of low carbon steel wire and galvanized.
17. Anti theft chain
Also known as safety chain. It consists of two chain plates and a connecting chain. The chain plate is respectively installed on the door leaf and the door frame. The anti-theft chain can limit the door leaf to a small opening angle (generally no more than 8 °), effectively preventing intruders from entering.
18. Inductive door opening device
An electronic device used to open and smooth a door leaf automatically. The main device is microwave induction or light controlled induction contact. It can automatically input the induction signal of human body or object, and make the door leaf open or close automatically. It is generally used with automatic door and transmission machinery.
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