樓梯形式

樓梯按梯段可分為單(dan)跑(pao)樓梯、雙跑(pao)樓梯和多(duo)跑(pao)樓梯。梯段的(de)(de)平(ping)面形(xing)狀有直線(xian)的(de)(de)、折線(xian)的(de)(de)和曲線(xian)的(de)(de)。

單(dan)跑(pao)樓(lou)(lou)梯(ti)(ti)(ti)最為(wei)簡單(dan)，適(shi)(shi)合(he)于(yu)層高(gao)較(jiao)低的(de)建(jian)(jian)筑(zhu);雙(shuang)跑(pao)樓(lou)(lou)梯(ti)(ti)(ti)最為(wei)常(chang)見，有雙(shuang)跑(pao)直上(shang)、雙(shuang)跑(pao)曲(qu)折、雙(shuang)跑(pao)對(dui)折(平(ping)行(xing)(xing))等(deng)(deng)，適(shi)(shi)用(yong)于(yu)一般民(min)用(yong)建(jian)(jian)筑(zhu)和工業建(jian)(jian)筑(zhu);三跑(pao)樓(lou)(lou)梯(ti)(ti)(ti)有三折式、丁字式、分合(he)式等(deng)(deng)，多(duo)(duo)用(yong)于(yu)公(gong)共建(jian)(jian)筑(zhu);剪(jian)刀樓(lou)(lou)梯(ti)(ti)(ti)系由(you)(you)(you)一對(dui)方向相(xiang)反的(de)雙(shuang)跑(pao)平(ping)行(xing)(xing)梯(ti)(ti)(ti)組成(cheng)，或由(you)(you)(you)一對(dui)互相(xiang)重(zhong)疊而又不(bu)(bu)連(lian)通的(de)單(dan)跑(pao)直上(shang)梯(ti)(ti)(ti)構成(cheng)，剖面呈交叉的(de)剪(jian)刀形，能(neng)同(tong)時通過較(jiao)多(duo)(duo)的(de)人(ren)(ren)流并節省(sheng)空(kong)間;螺(luo)旋(xuan)轉梯(ti)(ti)(ti)是(shi)以(yi)扇形踏步支承在中立柱上(shang)，雖(sui)行(xing)(xing)走(zou)欠(qian)舒適(shi)(shi)，但(dan)節省(sheng)空(kong)間，適(shi)(shi)用(yong)于(yu)人(ren)(ren)流較(jiao)少，使用(yong)不(bu)(bu)頻繁的(de)場所;圓形、半圓形、弧形樓(lou)(lou)梯(ti)(ti)(ti)，由(you)(you)(you)曲(qu)梁或曲(qu)板支承，踏步略呈扇形，花式多(duo)(duo)樣，造(zao)型活潑，富于(yu)裝飾性，適(shi)(shi)用(yong)于(yu)公(gong)共建(jian)(jian)筑(zhu)。