管(guan)(guan)(guan)(guan)道支(zhi)吊架管(guan)(guan)(guan)(guan)托(tuo)結(jie)構(gou)的(de)(de)設計(ji)(ji)和(he)形(xing)式選用(yong)是管(guan)(guan)(guan)(guan)道系(xi)(xi)統(tong)設計(ji)(ji)中的(de)(de)一個重(zhong)要組成部分,管(guan)(guan)(guan)(guan)托(tuo)除支(zhi)撐管(guan)(guan)(guan)(guan)道重(zhong)量外(wai),特制(zhi)的(de)(de)管(guan)(guan)(guan)(guan)托(tuo)可(ke)平衡(heng)管(guan)(guan)(guan)(guan)系(xi)(xi)作用(yong)力(li)(li),限(xian)制(zhi)管(guan)(guan)(guan)(guan)道位移和(he)吸收(shou)震動,在(zai)管(guan)(guan)(guan)(guan)道系(xi)(xi)統(tong)設計(ji)(ji)時,正確選擇(ze)和(he)布置結(jie)構(gou)合理的(de)(de)管(guan)(guan)(guan)(guan)托(tuo),能夠改善管(guan)(guan)(guan)(guan)道的(de)(de)應力(li)(li)分布和(he)對管(guan)(guan)(guan)(guan)架的(de)(de)作用(yong)力(li)(li),確保管(guan)(guan)(guan)(guan)道系(xi)(xi)統(tong)安全(quan)運行,并延(yan)長其使用(yong)壽命。

用以承受(shou)管(guan)(guan)道(dao)荷(he)(he)載、控(kong)制管(guan)(guan)道(dao)位移和振動，并(bing)將管(guan)(guan)道(dao)荷(he)(he)載傳遞到承載建(jian)筑結構上的各種組(zu)件或裝置。一般由管(guan)(guan)部(bu)、功能件、連接(jie)件和根部(bu)組(zu)成(cheng)。