管(guan)(guan)(guan)道(dao)支(zhi)吊架(jia)管(guan)(guan)(guan)托(tuo)結(jie)構的(de)(de)(de)設(she)計和(he)形(xing)式選(xuan)(xuan)用(yong)(yong)是管(guan)(guan)(guan)道(dao)系統設(she)計中的(de)(de)(de)一個重(zhong)要組成部分(fen),管(guan)(guan)(guan)托(tuo)除支(zhi)撐管(guan)(guan)(guan)道(dao)重(zhong)量外,特制的(de)(de)(de)管(guan)(guan)(guan)托(tuo)可平(ping)衡(heng)管(guan)(guan)(guan)系作(zuo)用(yong)(yong)力,限制管(guan)(guan)(guan)道(dao)位移和(he)吸收震動,在管(guan)(guan)(guan)道(dao)系統設(she)計時,正確選(xuan)(xuan)擇(ze)和(he)布(bu)置(zhi)結(jie)構合(he)理的(de)(de)(de)管(guan)(guan)(guan)托(tuo),能(neng)夠改善管(guan)(guan)(guan)道(dao)的(de)(de)(de)應力分(fen)布(bu)和(he)對管(guan)(guan)(guan)架(jia)的(de)(de)(de)作(zuo)用(yong)(yong)力,確保管(guan)(guan)(guan)道(dao)系統安全(quan)運行(xing),并延長其使用(yong)(yong)壽命(ming)。

用以(yi)承受管道(dao)荷(he)載、控制(zhi)管道(dao)位移和(he)振動，并將管道(dao)荷(he)載傳遞到(dao)承載建筑結構上(shang)的(de)各種組件(jian)(jian)或裝置。一般(ban)由管部、功(gong)能(neng)件(jian)(jian)、連接件(jian)(jian)和(he)根部組成。