管(guan)(guan)(guan)道支吊架(jia)管(guan)(guan)(guan)托(tuo)結構(gou)的(de)(de)設計和(he)形式選用(yong)(yong)是管(guan)(guan)(guan)道系統(tong)設計中的(de)(de)一個重(zhong)要組成部分(fen),管(guan)(guan)(guan)托(tuo)除支撐(cheng)管(guan)(guan)(guan)道重(zhong)量外,特制的(de)(de)管(guan)(guan)(guan)托(tuo)可平衡管(guan)(guan)(guan)系作(zuo)用(yong)(yong)力,限制管(guan)(guan)(guan)道位移(yi)和(he)吸(xi)收震(zhen)動(dong),在管(guan)(guan)(guan)道系統(tong)設計時,正確選擇和(he)布置結構(gou)合理的(de)(de)管(guan)(guan)(guan)托(tuo),能(neng)夠改善管(guan)(guan)(guan)道的(de)(de)應力分(fen)布和(he)對(dui)管(guan)(guan)(guan)架(jia)的(de)(de)作(zuo)用(yong)(yong)力,確保管(guan)(guan)(guan)道系統(tong)安全(quan)運(yun)行(xing),并延長其使(shi)用(yong)(yong)壽命。

用以承受管(guan)(guan)道(dao)(dao)荷載(zai)、控制(zhi)管(guan)(guan)道(dao)(dao)位(wei)移和(he)振動，并(bing)將管(guan)(guan)道(dao)(dao)荷載(zai)傳遞(di)到(dao)承載(zai)建筑結構(gou)上的各種組件(jian)或(huo)裝置。一(yi)般由管(guan)(guan)部、功能件(jian)、連接件(jian)和(he)根(gen)部組成。