大型的卷帘门，一般都是用在门面商铺，或者是家里车库门的选择上是非常实用的一款设计，材质结构稳定，使用也很方便，能够让宽敞的门面不会因为门的设计而让视野变小。那么选购卷帘门需要从基础部件认识起，下面来了解一番。

Large roller shutter doors are generally used in the choice of shop fronts or garage doors at home. It is a very practical design with stable material structure and convenient use, which can make the spacious facade not reduce the field of vision because of the door design. Then the purchase of roller shutter door needs to start with the basic components. Let's have a look.

型材

Profile

市场上卷帘门的型材分为铝镁合金和再生铝两种。高品质卷帘门的型材用铝镁合金制成，坚韧程度上有很大的优势，而品质较低的型材为再生铝，坚韧度和使用年限就降低了。

The profiles of roller shutter doors on the market are divided into aluminum magnesium alloy and recycled aluminum. The profile of high-quality roller shutter door is made of aluminum magnesium alloy, which has great advantages in toughness, while the profile of low quality is recycled aluminum, which reduces the toughness and service life.

滑轮

pulley

卷帘门分为上、下两组滑轮，好的上滑轮结构相对复杂，内有轴承，还有铝块将两轮固定。高品质卷帘门在滑动时应带有一定自重，顺滑没有震动。

The roller shutter door is divided into upper and lower pulleys. The structure of a good upper pulley is relatively complex, with bearings inside and aluminum blocks to fix the two wheels. The high-quality roller shutter door should have a certain self weight when sliding, and it should be smooth without vibration.

轨道

track

地轨设计的合理性直接影响产品的使用舒适度和使用年限，消费者选购时应选择脚感好，且利于清洁卫生的款式，同时，为了家中老人和小孩的，地轨高度以不超过5mm为好。

The rationality of the ground rail design directly affects the use comfort and service life of the product. Consumers should choose a style that has a good feeling of feet and is conducive to cleaning and hygiene. At the same time, for the safety of the elderly and children at home, the height of the ground rail should not exceed 5mm.

产地

Place of Origin

国产、国内贴牌和国外进口。有些打着进口的旗号虚报，在选购进口时，应近距离观察样品的断面和小样，查询原厂家的包装、网站等。

Domestic, domestic OEM and foreign import. Some brands falsely quote prices under the banner of import. When purchasing imported brands, you should closely observe the cross sections and small samples of the samples, and inquire the packaging and website of the original manufacturer.

卷帘门的类型有以下几种：

The types of roller shutter doors are as follows:

传动方式：A电动卷帘门窗;B遥控电动卷帘门窗;C手动卷帘门窗;D电动手动卷帘门窗。

Transmission mode: a electric rolling shutter doors and windows; B remote control electric rolling shutter doors and windows; C manual rolling shutter doors and windows; D. electric manual rolling shutter doors and windows.

外形不同：A全鳞网状卷帘门窗;B直管横格卷帘门窗;C帘板卷帘门窗;D压花帘板卷帘门窗。

Different shapes: a full scale mesh shutter doors and windows; B straight pipe horizontal lattice rolling shutter doors and windows; C curtain plate rolling shutter doors and windows; D embossed curtain plate rolling shutter doors and windows.

材质不同：A铝合金卷帘门窗;B电化铝合金卷帘门窗;C镀锌铁板卷帘门窗;D不锈钢钢板卷帘门窗;E钢管及钢筋卷帘门窗。

Different materials: a aluminum alloy rolling shutter doors and windows; B. electrified aluminum alloy roller shutter doors and windows; C galvanized iron plate rolling shutter doors and windows; D. stainless steel rolling shutter doors and windows; E steel pipe and steel rolling shutter doors and windows.

门扇结构：A帘板结构卷帘门窗;B通花结构卷帘门窗。

Door leaf structure: a shutter structure roller shutter doors and windows; B through flower structure roller shutter doors and windows.

性能不同：A普通型卷帘门窗;B防火型卷帘门窗;C抗风型卷帘门窗。

Different performance: a ordinary rolling shutter doors and windows; B fireproof rolling shutter doors and windows; C wind resistant rolling shutter doors and windows.

市面上普遍使用的比较多的这种济南卷帘门，一般都是选用铝合金的材质，相对其他来说材质的更加实惠，而且性能也还不错，性价比相对偏高，符合一般使用的需要。如果是有其他要求的情况，也可以根据自己的实际情况来选择。

Jinan roller shutter doors, which are widely used in the market, are generally made of aluminum alloy. Compared with other materials, the price of materials is more affordable, and the performance is also good. The cost performance is relatively high, which meets the needs of general use. If there are other requirements, you can also choose according to your actual situation.

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The above is all about the problems and precautions introduced to you today. I hope it can help you. If you want to know more, you can contact us by phone or follow our website http://www.jnzxmy.com , our staff will contact you in time.