1.what is holding hands?
The handle is a device that is installed on the door and window fan and has the fastening function after opening and closing. Through it to control the door and window switch, for example, it is the door and window steering wheel and remote control.
Most of the handles are made of aluminum alloy, copper, stainless steel, plexiglass, plastic and other materials. It can be made in different shapes and sizes. In addition to having the necessary grip and meeting the corresponding physical properties, it also has the decorative effect of embellishment, so the materials and shapes are selected as finished products or designed separately according to the architectural design requirements.
2.what kinds of hand?
2-1. Multi-point lock grip
The multi-point lock grip is the most commonly used and widely used category. Below jason gives you a detailed introduction to the definition of each handle, the use scenario and the main subdivision product classification.
Definition: drive transmission lock, multi-point lock, realize the door and window fan opening and closing control device.
Scope of use: home, office building, business upstairs all inside and outside casement Windows, indoor sliding doors, and curtain wall hanging window.
From the appearance structure, we can subdivide the multi-point lock handle into: <1> fork handle <2> square shaft handle <3> double-sided handle.
2-2. Spin the hand
The seven-figure grip is the most common name for the spinning grip because, when viewed from the side, it resembles the number "seven". Its official definition is: a device that realizes the window opening and closing and locking function by turning the handle. Compared with other handles, its structure and function are relatively simple, and the opening and closing of the window can be easily realized by turning the handle, and there is no need for a transmission rod (transmission lock) such a device to cooperate with Ancheng work. The spinning handle can also be regarded as a rotating latch. Is a more economical option.
Scope of use: casement Windows and upper hung Windows with diagonal lines not exceeding 700mm.
