管(guan)(guan)(guan)(guan)(guan)道(dao)支吊架(jia)管(guan)(guan)(guan)(guan)(guan)托(tuo)結構(gou)的(de)(de)設計(ji)和(he)(he)形式(shi)選用(yong)是管(guan)(guan)(guan)(guan)(guan)道(dao)系(xi)統(tong)設計(ji)中的(de)(de)一個重要組成部分(fen),管(guan)(guan)(guan)(guan)(guan)托(tuo)除支撐管(guan)(guan)(guan)(guan)(guan)道(dao)重量(liang)外,特制(zhi)的(de)(de)管(guan)(guan)(guan)(guan)(guan)托(tuo)可平衡管(guan)(guan)(guan)(guan)(guan)系(xi)作(zuo)用(yong)力(li),限制(zhi)管(guan)(guan)(guan)(guan)(guan)道(dao)位移和(he)(he)吸收(shou)震動,在管(guan)(guan)(guan)(guan)(guan)道(dao)系(xi)統(tong)設計(ji)時,正確選擇和(he)(he)布置結構(gou)合(he)理的(de)(de)管(guan)(guan)(guan)(guan)(guan)托(tuo),能(neng)夠改善管(guan)(guan)(guan)(guan)(guan)道(dao)的(de)(de)應力(li)分(fen)布和(he)(he)對管(guan)(guan)(guan)(guan)(guan)架(jia)的(de)(de)作(zuo)用(yong)力(li),確保管(guan)(guan)(guan)(guan)(guan)道(dao)系(xi)統(tong)安全運行,并(bing)延長其使用(yong)壽命。

用以承(cheng)受管(guan)道荷載(zai)、控制(zhi)管(guan)道位移和振動(dong)，并將管(guan)道荷載(zai)傳(chuan)遞到承(cheng)載(zai)建筑結構上的各種組(zu)件(jian)或裝置。一般由管(guan)部、功能件(jian)、連接(jie)件(jian)和根部組(zu)成。