管(guan)(guan)(guan)(guan)(guan)道(dao)支(zhi)吊架管(guan)(guan)(guan)(guan)(guan)托(tuo)結構的(de)設(she)計(ji)和形式(shi)選用(yong)是管(guan)(guan)(guan)(guan)(guan)道(dao)系(xi)統設(she)計(ji)中的(de)一個(ge)重(zhong)(zhong)要組(zu)成部(bu)分,管(guan)(guan)(guan)(guan)(guan)托(tuo)除支(zhi)撐管(guan)(guan)(guan)(guan)(guan)道(dao)重(zhong)(zhong)量外,特制的(de)管(guan)(guan)(guan)(guan)(guan)托(tuo)可平衡管(guan)(guan)(guan)(guan)(guan)系(xi)作用(yong)力,限制管(guan)(guan)(guan)(guan)(guan)道(dao)位移和吸收(shou)震動(dong),在管(guan)(guan)(guan)(guan)(guan)道(dao)系(xi)統設(she)計(ji)時,正確選擇和布置結構合理的(de)管(guan)(guan)(guan)(guan)(guan)托(tuo),能夠改善(shan)管(guan)(guan)(guan)(guan)(guan)道(dao)的(de)應力分布和對管(guan)(guan)(guan)(guan)(guan)架的(de)作用(yong)力,確保管(guan)(guan)(guan)(guan)(guan)道(dao)系(xi)統安全運行(xing),并延長其使用(yong)壽命。

用以承受管道荷載、控制(zhi)管道位移(yi)和振動(dong)，并將管道荷載傳遞到承載建筑結構上的各(ge)種組件或裝置。一般由管部(bu)、功(gong)能件、連接(jie)件和根部(bu)組成。