卷帘门的轴管坏了。 

　　The axle tube of the roller shutter door is broken. 

　　二、卷帘门轴管的固定螺栓松动，使固定座出现脱落现象。

 　2、 The fixing bolt of the roller shutter shaft tube is loose, which makes the fixing seat fall off. 

　　三、卷帘门筒与固定式座位的昂科菌病跌落，使筒体固定并分离。 

　　3、 The roll up door cylinder and the fixed seat of the oncomycosis fall, so that the cylinder is fixed and separated.

 　四、卷帘门叶片接头解耦，或与轴管设定螺钉松动，使门片脱落。 　

　4、 The blade joint of roller shutter door is decoupled, or the set screw of shaft pipe is loose, which makes the door piece fall off. 

　　五、门板卡住后，被人为用力拉动，致使刀片脱节问题。

 　　5、 After the door plate is stuck, it is pulled by human force, resulting in the problem of blade disconnection. 　

 　为了防止防风百叶窗出现解耦问题,安装时,必须注意线的完整性,标准化操作,防风百叶窗的正确安装,使用百叶窗百叶窗关注的轨道,不能油挂轮,否则辊吊架上滑动的现象,会使门的身体碰撞。 　　In order to prevent the decoupling problem of the windproof louver, attention must be paid to the integrity of the line, standardized operation, correct installation of the windproof louver, and the track concerned by the louver louver shall be used without oil hanging wheel, otherwise the sliding phenomenon on the roller hanger will cause the door body collision. 

　　以上是济南卷帘门公司为大家介绍的相关内容，想要了解更多内容，欢迎访问网站：http://www.jnzxmy.com 　

　The above is the relevant content introduced by Jinan roller shutter company. To learn more, please visit the website: http://www.jnzxmy.com