樓梯(ti)形式

樓(lou)(lou)梯(ti)(ti)按梯(ti)(ti)段可(ke)分為單跑(pao)(pao)樓(lou)(lou)梯(ti)(ti)、雙跑(pao)(pao)樓(lou)(lou)梯(ti)(ti)和多跑(pao)(pao)樓(lou)(lou)梯(ti)(ti)。梯(ti)(ti)段的平面形狀(zhuang)有直線(xian)的、折線(xian)的和曲線(xian)的。

單(dan)跑(pao)樓梯(ti)最為簡單(dan)，適(shi)(shi)合于(yu)(yu)層高(gao)較(jiao)低的(de)建(jian)(jian)筑;雙跑(pao)樓梯(ti)最為常見，有(you)雙跑(pao)直上、雙跑(pao)曲(qu)(qu)折(zhe)、雙跑(pao)對(dui)折(zhe)(平行(xing))等(deng)，適(shi)(shi)用(yong)(yong)于(yu)(yu)一(yi)(yi)(yi)般民用(yong)(yong)建(jian)(jian)筑和(he)工業建(jian)(jian)筑;三(san)跑(pao)樓梯(ti)有(you)三(san)折(zhe)式(shi)、丁字(zi)式(shi)、分合式(shi)等(deng)，多(duo)用(yong)(yong)于(yu)(yu)公(gong)共(gong)建(jian)(jian)筑;剪(jian)刀樓梯(ti)系由(you)(you)一(yi)(yi)(yi)對(dui)方向(xiang)相反的(de)雙跑(pao)平行(xing)梯(ti)組成(cheng)，或由(you)(you)一(yi)(yi)(yi)對(dui)互(hu)相重疊而又不(bu)(bu)連(lian)通的(de)單(dan)跑(pao)直上梯(ti)構成(cheng)，剖面呈(cheng)交(jiao)叉的(de)剪(jian)刀形(xing)，能同時通過較(jiao)多(duo)的(de)人流并節省空(kong)(kong)間(jian)(jian);螺旋轉梯(ti)是以扇(shan)形(xing)踏(ta)步支承在中立柱上，雖行(xing)走欠舒適(shi)(shi)，但節省空(kong)(kong)間(jian)(jian)，適(shi)(shi)用(yong)(yong)于(yu)(yu)人流較(jiao)少(shao)，使(shi)用(yong)(yong)不(bu)(bu)頻繁的(de)場所;圓(yuan)形(xing)、半(ban)圓(yuan)形(xing)、弧形(xing)樓梯(ti)，由(you)(you)曲(qu)(qu)梁(liang)或曲(qu)(qu)板支承，踏(ta)步略呈(cheng)扇(shan)形(xing)，花式(shi)多(duo)樣，造型活潑，富于(yu)(yu)裝飾性(xing)，適(shi)(shi)用(yong)(yong)于(yu)(yu)公(gong)共(gong)建(jian)(jian)筑。