国产成人v爽在线免播放观看-国产成人tv在线观看-国产成人h在线观看网站站-国产成人a毛片在线-国产成人a毛片-国产成人av在线

CN
Introduction of door and window hardware

The handle is used to open and close metal window sashes. It is generally installed in the middle of the edge of the window sash, and some are also designed to be connected with the bolt to move the door and window hardware. It is made of brass, low carbon steel, zinc alloy, stainless steel and other materials, with nickel, chromium or zinc plating on the surface. Because of its excellent plasticity, it can be designed into a variety of shapes, colors and functions, and design products with different shapes and functions. So what are the hands on the market? What kinds of handles are there? Germany Youjin hardware today mainly introduces 5 kinds of door and window handles.


1. Seven character handle

Because of its similar shape, it is called seven character handle. It is an accessory of doors and windows, and is widely used in aluminum alloy and plastic steel doors and windows. The seven character handle has high safety performance. It is designed according to ergonomics, with the opening action of human instinct, providing unprecedented simple operation function.


2. Fork handle

The handle is made of die-casting aluminum alloy, and the base and fork are made of die-casting zinc alloy. The handle is symmetrically distributed, the handle can rotate 180 ° and the fork can change direction at will, which can fully meet the requirements of doors and windows with different specifications, such as the inner side hung window, etc. the length of the fork is determined by the profile section.


3. Square shaft handle

The square shaft handle adopts high-quality standard raw materials and high-tech precision manufacturing technology to ensure the high quality of products. This series is a new door lock opening series derived from new technology. By changing the position of the handle to achieve a variety of opening functions, easy to operate, simple and impact resistant. The lock itself has encryption function, which is difficult to copy and has high security performance. It is designed according to ergonomics, with the opening action of human instinct, providing unprecedented simple operation function.


4. Double side door handle and lock handl

The handle of double-sided door adopts zinc alloy die-casting, which has beautiful appearance and ensures the consistency of door appearance as far as possible. The rotation angle of the movable card's clamping position and the gear point control handle in the panel is realized by the shrapnel. When installing the double-sided door handle, the length of the square shaft of the screw is selected according to the thickness of the profile fan material. The screw specification: M5x (thickness of the fan material + 20mm), the length of the square shaft: the thickness of the aluminum profile fan material is 25mm.


5. Linkage handle

A new set of door locks is derived from the new technology. By changing the position of the handle to achieve a variety of opening functions, easy to operate, simple and impact resistant. It is designed according to ergonomics, with the opening action of human instinct, providing unprecedented simple operation function. The simple operation linkage handle can make the outside of the window sash turn to the interior, making the cleaning of the outer surface of the window convenient and safe.


主站蜘蛛池模板: 亚洲成人福利在线观看 | 一区二区三区视频观看 | 女人18毛片水多 | 国产欧美一区二区另类精品 | 青青青国产免费 | 毛片2016免费视频 | 一级女性全黄久久生活片免费 | 日韩黄在线观看免费视频 | 三级三级三级a级全黄三 | 中文字幕第13亚洲另类 | 亚洲日本一区二区三区高清在线 | 日日干日日干 | 国产吧在线视频 | 免费精品在线 | 最新亚洲手机在线人成网站 | 国产视频xxx| 黄色尤物 | 日韩高清成人毛片不卡 | 国产精品第5页 | 美女特黄视频 | 免费在线观看a视频 | 欧美性色黄在线视 | 青青青视频在线 | 美女网站在线观看视频18 | 国产精品视频白浆免费视频 | 亚洲精国产一区二区三区 | 一级毛片在线免费播放 | 国产三级在线播放线 | 在线观看日本一区 | 久久久久毛片免费观看 | 青草欧美 | 刺激毛片 | 日本高清不卡一区 | 日韩精品福利视频一区二区三区 | 欧美精品成人一区二区在线观看 | 日韩在线视频在线观看 | 国产成人一级片 | 三级带黄色 | 亚洲在线精品 | 羞羞视频在线观免费观看 | 精品国产成人a在线观看 |