新型可上折叠的门,开启后成为采光 的“雨棚”,关闭后成为与房屋一体的墙壁。为提供一种结构紧凑、体积小、密封性好、 、使用性能好的门,提出由门体和动力机构、 防下坠螺旋传动机构等组成的上折叠门,门体具有两组以上互相铰接的门体组成的折叠门,门的下部带有黑色的三元乙丙橡胶密封安全保护装置;专用折叠门动力系统,稳定性好、制动 ; 24V电压的SDF专用控制系统,具有防漏电、短路,防冻等功能。Novelfoldingdoors,openingisturnedontobecomeexcellent,"canopy",,smallsize,goodsealing,safe,reliable,goodperformancedoors,proposedbythedoorandthepowersector,anti-fallsafetyspiraltransmissionmechanismandothercomponentsofthefoldingdoorswithmorethantwoeachhingeddoor,withsafetydevicesofblackEPDMrubbersealinthebottomofthedoor;specialfoldingdoorpowersystemwithgoodstabilityandbrakingprecision;safe24VvoltageSDFdedicatedcontrolsystem,withleakagepower,shortcircuitproof,antifreezeandotherfunctions.