Detailed explanation of door and window hardware

Door and window hardware is the collective name for various metal and non-metal fittings installed on the doors and windows of buildings. In the opening and closing of doors and windows play an auxiliary role. The surface is generally plated or coated, which is sturdy, durable, flexible, economical, and beautiful. Door and window hardware can be divided into construction door locks, handles, spreaders, hinges, hinges, door closers, handles, latches, window hooks, anti-theft chains, and inductive opening and closing door devices.

Building door lock

The locks on the doors and frames of the buildings that need to be opened and closed. It is generally composed of a lock body (including lock tongue and window hardware, an operating mechanism and a brake mechanism), a lock panel, a handle, and a cover plate. There are tongues, tongues, double tongues, ball tongues, and hook-shaped tongues. The lock panel has a flat mouth, a left mouth, a right mouth, and a round mouth. The handle has a spherical shape, a curved shape and Pull the ring of points. Building door locks can be divided into door locks, room door locks, bathroom door locks, windproof access door locks and toilet door locks according to the use occasions; insurance performance can be divided into single insurance, double insurance and three insurance door locks, according to structural features It is divided into exterior door locks, mortice door locks and ball door locks.

1 Exterior door lock: The lock body covers the door leaf surface. The main products are single tongue single insurance door lock, single tongue double insurance door lock, single tongue three insurance door lock, double tongue three insurance door lock, double tongue double lock head three insurance door lock, multiple tongue double lock head three insurance door lock Wait.

2 mortise lock: The lock body is inserted into the door leaf from the side of the door leaf. There are two kinds of leaf structure and marble structure. The main products include sliding door mortise lock, single tongue mortise lock, single inclined mortise mortise lock, single diagonal mortise button mortise lock, double mortice mortise lock, double tongue pressure mortise lock, Blade handle locks and so on.

3 spherical door locks: beautiful appearance, easy to use, and more for advanced buildings.

Handle

Used to open and close metal sashes. Generally installed in the middle of the edge of the window sash, and some are also designed as a mechanism that connects the bolt with the door and window hardware. It is made of brass, low carbon steel, zinc alloy, stainless steel and other materials. The surface is plated with nickel, chromium or zinc.

Support

Used to position the open metal sash. Generally installed in the lower edge of the sash, and some are also designed to be used with the hinge. It is made of brass, low carbon steel, zinc alloy, stainless steel and other materials. The surface is plated with nickel, chromium or zinc. Varieties include eye brace, double-arm struts, braces, and mobile braces.

Hinge

Also known as hinges. It is the connection between door and door frame, window and window frame, which can make the door and window rotate freely and open the door and window hardware. The hinge is formed by connecting the blades and the pin. The blades are stamped with a low carbon steel strip and can rotate freely around the pin axis. Pins are made of low carbon cold drawn wire or spring wire. Hinge varieties have common hinges, spring hinges and window hinges.

door closer

An appliance that automatically closes or holds an open door leaf in place. Some have the role of hinges, and some have fire performance. The main varieties are floor springs, door top springs, door slingshots, door closers, door chucks, and magnetic door stoppers.

1 floor spring: also known as ground dragon. Installed in the lower part of the door and window. Using gray cast iron, carbon steel, spring steel, cast steel and other processed parts, assembled.

2 Door top spring: An automatic door closing device that uses a spring of spring or spiral spring to close the door. Internal buffer cylinders reduce door closing speed.

3 Slingshots: Made of low-carbon strip steel and equipped with a low-carbon cold-pull steel mandrel, the door is closed with spring force.

4 door-manipulator: A kind of brake door leaf and a simple locator to prevent the door leaf from colliding with the wall. Mounted on the lower corner of the door leaf allows the door leaf to be positioned at any angle.

5 door clamps: Fix the appliance that opens the door leaf. Consists of a knife-edge base and a triangular steel clip. There are two kinds of horizontal and vertical. The base is cast from grey cast iron; the chuck is made of spring steel and the surface is blued.

6 Magnetic Door Tip: The same as the door and window hardware, it uses the attraction force of the permanent magnet to fix the door leaf and it has no noise when used.

handle

Installed on the building door to pull the door. The general device is outside the door leaf of the building and requires practical and strong, and can play a decorative role. Handle has a round handle, square handle, round handle, double handle and other shapes. Generally made of low carbon steel, stainless steel, aluminum alloy, plexiglass.

plug

Used to latch the doors and windows when the doors and windows are closed. There are various types of ordinary type, closed type, tube type, butterfly-type latches and mortise bolts, long and low connection pins, and window latches. Made of mild steel.

Window hook

Installed on a wooden window to secure opening the sash. It is usually made of low carbon steel wire and galvanized on the surface.

Anti-theft chain

Also called security chain. It consists of two chain plates and a connecting chain. Chain plates are mounted on the door leaf and door frame respectively. The anti-theft chain can limit the door leaf to a small opening angle (generally not more than 8°), effectively preventing outsiders from entering.

Induction opening device

Electronic device for automatically opening the door leaf. The main device is a microwave induction or light control sensor contact. It can automatically input the sensing signal of the human body or object, so that the door leaf automatically opens or closes. General use with automatic doors and transmission machinery.