發布人：http://www.levels4life.com 發布時間：2019-03-07 11:33:23
Sometimes our curtain door garage door has been in use for a long time. It is inevitable that we need to change some accessories. Then how can we buy suitable accessories? Now Jinan curtain door manufacturer will introduce some points for attention in choosing and purchasing.
1. Handle: Used for flat window opening. The main function is to compress the window fan on the window frame after the flat window fan is closed to achieve the sealing effect. When choosing and purchasing, attention should be paid to observe the smooth surface, no burr, weightlessness of hand, uniform coating surface.
2. Sliding brace: a device that supports the opening and closing of flat window fan to realize opening and positioning. It is better to choose stainless steel material when purchasing. There should be no scratches, sharp edges, burrs and other defects on the surface. When sliding support is opened and closed, a little resistance is enough.
3. Hinge: It is used to open the electric rolling shutter door flat. When choosing and purchasing, we can observe the material of hinge, which is made of iron-plated copper, stainless steel and aluminum alloy extrusion material. We should not choose zinc alloy cast hinge.
4. Pulley: Bear the weight of each push-pull electric curtain door and move horizontally. When choosing and purchasing, attention should be paid to the material of pulley frame and whether the pulley uses needle bearings or ball bearings. For pulleys used in push-pull doors, heavy door pulleys should be selected, and pulleys used in push-pull windows should not be replaced.
5. Hinge: Trident hinge with high strength, strong bearing capacity, convenient disassembly and assembly, flexible opening and closing, muffling and other characteristics is appropriate.
6. Half-moon locks: Most of them are hook locks between fans. Stainless steel or aluminium alloy should be preferred.
7. Sealing strip: Because the combination of door and door plate is the hard collision between plates, the instantaneous noise of closing the door is as high as 120 decibels, which seriously affects the physical and mental health. The high strength sealing strip is adopted, which does not react with the paint and ensures the smoothness of the contact paint surface. And it also has the characteristics of shock absorption, silencing, sealing, sound insulation, moisture-proof and so on.