(1)座板; (2)簾板; (3)按鈕開關(guān); (4)手動(dòng)速放裝置; (5)導(dǎo)軌; (6)門楣; (7)限位器; (8)鏈輪; (9)卷門機(jī); (10)控制箱; (11)箱體; (12)卷軸; (13)支座 (14)電機(jī)