L型xing單dan主zhu梁liang吊diao鉤gou門men式shi起qi重zhong機ji由you橋qiao架jia,大da車che運yun行xing機ji構gou,小xiao車che,電dian氣qi設she備bei等deng組zu成cheng。適shi用yong於yu露lu天tian倉cang庫ku或huo鐵tie路lu沿yan線xian進jin行xing一yi般ban的de裝zhuang卸xie和he起qi重zhong搬ban運yun工gong作zuo。其qi工gong作zuo環huan境jing溫wen度du-20℃-+40℃