樓梯形(xing)式

樓梯按梯段可分為單跑樓梯、雙跑樓梯和(he)多跑樓梯。梯段的(de)平面(mian)形狀有直線(xian)的(de)、折線(xian)的(de)和(he)曲線(xian)的(de)。

單(dan)(dan)跑(pao)(pao)樓(lou)梯(ti)(ti)最為簡單(dan)(dan)，適(shi)(shi)(shi)合于(yu)(yu)層高(gao)較(jiao)低(di)的(de)(de)(de)建(jian)(jian)(jian)筑(zhu);雙(shuang)(shuang)跑(pao)(pao)樓(lou)梯(ti)(ti)最為常見，有雙(shuang)(shuang)跑(pao)(pao)直上(shang)(shang)、雙(shuang)(shuang)跑(pao)(pao)曲折、雙(shuang)(shuang)跑(pao)(pao)對折(平(ping)(ping)行(xing)(xing))等(deng)，適(shi)(shi)(shi)用(yong)于(yu)(yu)一般民用(yong)建(jian)(jian)(jian)筑(zhu)和工(gong)業建(jian)(jian)(jian)筑(zhu);三跑(pao)(pao)樓(lou)梯(ti)(ti)有三折式(shi)(shi)、丁字式(shi)(shi)、分合式(shi)(shi)等(deng)，多(duo)用(yong)于(yu)(yu)公共建(jian)(jian)(jian)筑(zhu);剪刀樓(lou)梯(ti)(ti)系由(you)一對方(fang)向(xiang)相反的(de)(de)(de)雙(shuang)(shuang)跑(pao)(pao)平(ping)(ping)行(xing)(xing)梯(ti)(ti)組成(cheng)(cheng)，或由(you)一對互相重疊而又(you)不(bu)連通的(de)(de)(de)單(dan)(dan)跑(pao)(pao)直上(shang)(shang)梯(ti)(ti)構成(cheng)(cheng)，剖面呈交叉(cha)的(de)(de)(de)剪刀形(xing)，能同(tong)時通過較(jiao)多(duo)的(de)(de)(de)人流并(bing)節(jie)省空間(jian);螺旋轉梯(ti)(ti)是以(yi)扇(shan)形(xing)踏步支(zhi)(zhi)承在中(zhong)立柱上(shang)(shang)，雖行(xing)(xing)走欠舒適(shi)(shi)(shi)，但節(jie)省空間(jian)，適(shi)(shi)(shi)用(yong)于(yu)(yu)人流較(jiao)少(shao)，使用(yong)不(bu)頻繁的(de)(de)(de)場所(suo);圓形(xing)、半圓形(xing)、弧形(xing)樓(lou)梯(ti)(ti)，由(you)曲梁或曲板支(zhi)(zhi)承，踏步略(lve)呈扇(shan)形(xing)，花式(shi)(shi)多(duo)樣，造型活潑(po)，富(fu)于(yu)(yu)裝飾性，適(shi)(shi)(shi)用(yong)于(yu)(yu)公共建(jian)(jian)(jian)筑(zhu)。