樓梯形式

樓(lou)梯按梯段(duan)(duan)可分為單跑(pao)樓(lou)梯、雙(shuang)跑(pao)樓(lou)梯和(he)多跑(pao)樓(lou)梯。梯段(duan)(duan)的平面形狀(zhuang)有直線(xian)的、折線(xian)的和(he)曲(qu)線(xian)的。

單跑(pao)(pao)(pao)樓(lou)梯(ti)(ti)(ti)(ti)(ti)最為簡單，適(shi)合(he)于(yu)(yu)層(ceng)高較低(di)的建筑(zhu)(zhu);雙(shuang)(shuang)跑(pao)(pao)(pao)樓(lou)梯(ti)(ti)(ti)(ti)(ti)最為常見，有雙(shuang)(shuang)跑(pao)(pao)(pao)直上、雙(shuang)(shuang)跑(pao)(pao)(pao)曲折、雙(shuang)(shuang)跑(pao)(pao)(pao)對折(平行(xing))等，適(shi)用(yong)(yong)于(yu)(yu)一(yi)般民用(yong)(yong)建筑(zhu)(zhu)和工業(ye)建筑(zhu)(zhu);三跑(pao)(pao)(pao)樓(lou)梯(ti)(ti)(ti)(ti)(ti)有三折式、丁字式、分合(he)式等，多用(yong)(yong)于(yu)(yu)公共(gong)建筑(zhu)(zhu);剪刀(dao)樓(lou)梯(ti)(ti)(ti)(ti)(ti)系由(you)(you)一(yi)對方向相反的雙(shuang)(shuang)跑(pao)(pao)(pao)平行(xing)梯(ti)(ti)(ti)(ti)(ti)組成，或由(you)(you)一(yi)對互相重疊而又不連(lian)通(tong)的單跑(pao)(pao)(pao)直上梯(ti)(ti)(ti)(ti)(ti)構成，剖面呈(cheng)交叉的剪刀(dao)形，能同時通(tong)過較多的人流(liu)并節省(sheng)(sheng)空(kong)間;螺(luo)旋轉(zhuan)梯(ti)(ti)(ti)(ti)(ti)是以扇形踏步支承在中立柱上，雖(sui)行(xing)走欠舒(shu)適(shi)，但節省(sheng)(sheng)空(kong)間，適(shi)用(yong)(yong)于(yu)(yu)人流(liu)較少，使用(yong)(yong)不頻繁的場所(suo);圓(yuan)(yuan)形、半圓(yuan)(yuan)形、弧(hu)形樓(lou)梯(ti)(ti)(ti)(ti)(ti)，由(you)(you)曲梁或曲板支承，踏步略呈(cheng)扇形，花式多樣(yang)，造型活潑，富于(yu)(yu)裝飾性(xing)，適(shi)用(yong)(yong)于(yu)(yu)公共(gong)建筑(zhu)(zhu)。