Door and window hardware is a collective name for various metal and non-metallic accessories installed on the doors and windows of a building. It plays a supporting role when the doors and windows are opened and closed. The surface is generally plated or coated, which is strong, durable, flexible, economical and beautiful.
Door and window hardware can be divided into building door locks, handles, supports, hinges, hinges, door closers, pull handles, latches, window hooks, anti-theft chains, induction door opening and closing devices, etc. Door and window hardware is a general term for the metal components of doors and windows, mainly including: hinges, hinges, rails, door suction, floor suction, door clamps, door closers, door mirrors and beading.
"Doors and windows hardware" knowledge Daquan
1, hinge
Ordinary hinges: used for cabinet doors, windows, doors, etc. Materials are iron, copper and stainless steel. The disadvantage of ordinary hinges is that they do not have the function of spring hinges. After installing the hinges, various beads must be installed, otherwise the wind will blow the door panels.
Hinge hinge: Also called spring hinge. It is mainly used for the connection of furniture door panels. It generally requires a thickness of 16-20 mm. Materials are galvanized iron and zinc alloy. The spring hinge is equipped with an adjustment screw, which can adjust the height and thickness of the plate up, down, left and right. One of its characteristics is that it can match the opening angle of the cabinet door according to the space. In addition to the usual 90-degree angle, 127-degree, 144-degree, 165-degree, etc. have corresponding hinges to match, so that all kinds of cabinet doors have corresponding extension.
Gate hinge: It is divided into ordinary type and bearing type, the ordinary type has been mentioned before. Bearing type can be divided into copper and stainless steel. Judging from the current consumption situation, copper bearing hinges are more often used because they are beautiful, bright, affordable, and equipped with screws.
Other hinges: There are glass hinges, countertop hinges, door hinges. Glass hinges are used to install frameless glass cabinet doors, and the thickness of the glass is required to be not more than 5-6 mm.
2, hinge
Hinges are distinguished from clear hinges and concealed hinges. The clear hinge is the type we usually see in most doors, and it has no rebound force. Concealed hinges are mostly used on furniture and can be divided into hydraulic, quick-install, frame door and ordinary.
3, track
Door and window slide rails are usually grooved or curved rails for sliding doors and windows. Ball bearings are often installed to facilitate sliding doors and windows. Refers to sliding door rails, hanging wheels, glass pulleys, latches (light and dark). Door industry vision, different information.
4, Door suction
The door suction is installed behind the door. After the door is opened, it is stabilized by the magnetism of the door suction to prevent wind from closing automatically.
5, Ground suction
The floor suction is a type of door suction, also known as the floor-mounted door suction. Door suction, also known as door knock, is also a device that sucks and locates the door leaf after it is opened to prevent wind from blowing or touching the door leaf to close it. However, in daily life, the door suction is often a single-finger wall-mounted door suction, that is, the door suction installed on the wall; the floor suction single-finger floor-mounted door suction, that is, the door suction installed on the ground.
6, Door clip
Door clamp refers to the glass door clamp, which is used to clamp the glass door with the ground spring or ground shaft to make the door operate normally. It is widely used in glass doors and windows, bathroom doors, shower rooms.
7, Door closer
A door closer is a spring-like hydraulic device that automatically closes or fixes an open door leaf. When the door is opened, it can be released after compression and closed automatically. It acts like a spring door and can ensure that the door is locked. After opening, close to the initial position accurately and timely. . Some have the function of hinges, and some have fire resistance. The main varieties are floor springs, door top springs, door slingshots, door controllers, door chucks, magnetic door suction heads, etc.
①Floor spring: also known as ground dragon. Installed in the lower part of doors and windows. It is made of gray cast iron, carbon steel, spring steel, cast steel and other components and assembled.
② Door top spring: Automatic door closing device that uses the spring force of spring-type spring or coil spring to close the door leaf. A buffer cylinder is installed inside to reduce the closing speed.
③ Door slingshot: punched from low-carbon strip steel, and equipped with low-carbon cold-drawn steel ejector rod, which closes the door by spring force.
④ Door stopper: a simple positioner for braking door leaf and avoiding collision between door leaf and wall. Installed in the lower corner of the door leaf, the door leaf can be positioned at any angle.
⑤ Door chuck: Fix the device to open the door leaf. It consists of a knife-shaped base and a triangular steel chuck. There are two types of horizontal and vertical. The base is made of gray cast iron; the chuck is made of spring steel, and the surface is blued.
⑥Magnetic door suction head: The effect is the same as that of the door and window hardware. It uses the suction force of the permanent magnet to fix the door leaf, and it has no noise when in use.
8, Opener
窗 The window opener can open the ventilating window with a higher position through a certain device. The window opening execution component determines the width of the window, the weight of the window opener, and the lock function. The corner connector is a transmission component, and its deformation determines the ability of the window opener to adapt to different window types and different installation conditions. The operating part can be in the form of a handle or rocker. There is also a manual window opener, as long as the manual window opener is suitable for hanging inside and above the window.
9, Door mirror
The door mirror is commonly known as cat's eye, and its function is to look out from the door through the door mirror, and to see all the scenes within the 120-degree field of view outside the door. thing. If the mirror is installed on the door of a public house or a private house, it can play a certain role in preventing theft and security of the family.
10, Beads (copper, aluminum, pvc)
The material of the bead matches the main material of the window, such as plastic steel, aluminum alloy, steel and wood. The bead mainly controls the size of the gap in the glass tank, blocking the glass so that the glass will not fall off.
11, Handle
The handle is installed on the door of the building to open the door. Generally installed outside the door of the building, it is required to be practical, sturdy and able to play a decorative role. The handle has various shapes such as round handle, square handle, round tube handle, double row handle and so on. Generally made of copper, aluminum, stainless steel, ceramics, low carbon steel, stainless steel, aluminum alloy, and plexiglass. After being electroplated and electrostatically sprayed, the handle has abrasion resistance and corrosion resistance. In addition to being consistent with the decoration style of the room, it should be able to withstand large pulling forces to play a protective role and keep the home in a safe state.
12, Bolt
The so-called latch is a set of pins used to fix the workpiece on a fixture or mold to latch the door and window when the door and window are closed. A simple component to prevent opening is an anti-theft component that prevents doors and windows from being opened from the outside. The structure is much simpler than the lock, except that it is locked outside the door and the latch is inside the door. There are many types, such as common type, closed type, tube type, butterfly type pin and concealed pin, up and down long pin, and window pin. Made of low carbon steel.
13, building door lock
Install locks on door leafs and door frames of buildings that need to be opened and closed. It is generally composed of a lock body (including bolt door and window hardware, an operating mechanism and a braking mechanism), a lock panel, a handle, and a cover plate. Lock tongues are divided into oblique tongues, square tongues, double tongues, bead tongues, and hook tongues. The lock panel is divided into flat, left, right, and round mouths, and the handles are round, curved, and Pull the ring apart.
Building door locks can be divided into door locks, room door locks, bathroom door locks, windproof door locks and toilet door locks according to the occasion of use; according to the insurance performance, they can be divided into single insurance, double insurance and triple insurance door locks. Divided into exterior door locks, mortise door locks and spherical door locks.
① Exterior door lock: The lock body covers the surface of the door leaf. The main products are single tongue single insurance door lock, single tongue double insurance door lock, single tongue three safety door lock, double tongue three safety door lock, double tongue double lock three safety door lock, multi tongue double lock three safety door lock Wait.
② Mortise 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 marble structure. The main products are sliding door mortise door lock, single square tongue mortise door lock, single oblique tongue mortise door lock, single oblique tongue button mortise door lock, double tongue mortise door lock, double tongue mortise pressure mortise door lock, Leaf handle door lock and so on.
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, and some are also designed as a mechanism that connects the door and window hardware with the latch. It is usually made of brass, low carbon steel, zinc alloy, stainless steel and other materials, and its surface is plated with nickel, chromium or zinc.
15, Slider
Used to position the opened metal sash. Generally installed on the lower edge of the sash, and some are also designed to be used in conjunction with the hinge. It is usually made of brass, low carbon steel, zinc alloy, stainless steel and other materials, and its surface is plated with nickel, chromium or zinc. Varieties include eye support, double arm support, rocking support, mobile support and so on.
16, window hook
Installed on a wooden window to securely open the sash. Generally made of low-carbon steel wire, and the surface is galvanized.
17, Anti-theft chain
Also known as the safety chain. It consists of two chain plates and a connecting chain. The chain plates are 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 not more than 8 °), and effectively prevent outsiders from entering.
18, Induction door opening device
电子 Electronics for automatic door opening. The main components are microwave or light-controlled induction contacts. It can automatically input the human body or object's induction signal to make the door leaf open or close automatically. Generally used with automatic doors and transmission machinery.
