
樓(lou)梯形式
樓(lou)(lou)梯按梯段(duan)可分為單跑樓(lou)(lou)梯、雙跑樓(lou)(lou)梯和多跑樓(lou)(lou)梯。梯段(duan)的(de)平(ping)面形狀有直線的(de)、折線的(de)和曲線的(de)。
單跑(pao)樓(lou)梯(ti)(ti)最為(wei)簡單,適(shi)合于(yu)層高較(jiao)低的建(jian)(jian)筑;雙(shuang)跑(pao)樓(lou)梯(ti)(ti)最為(wei)常見,有雙(shuang)跑(pao)直上、雙(shuang)跑(pao)曲(qu)折(zhe)、雙(shuang)跑(pao)對折(zhe)(平行(xing))等,適(shi)用(yong)(yong)(yong)于(yu)一(yi)般民(min)用(yong)(yong)(yong)建(jian)(jian)筑和工業建(jian)(jian)筑;三跑(pao)樓(lou)梯(ti)(ti)有三折(zhe)式、丁字式、分合式等,多(duo)用(yong)(yong)(yong)于(yu)公(gong)共(gong)建(jian)(jian)筑;剪刀樓(lou)梯(ti)(ti)系由(you)一(yi)對方(fang)向相反(fan)的雙(shuang)跑(pao)平行(xing)梯(ti)(ti)組成(cheng),或由(you)一(yi)對互(hu)相重(zhong)疊(die)而(er)又不(bu)連通的單跑(pao)直上梯(ti)(ti)構成(cheng),剖面呈交叉(cha)的剪刀形(xing),能同時通過較(jiao)多(duo)的人流并節(jie)省空間(jian);螺旋轉(zhuan)梯(ti)(ti)是以扇形(xing)踏(ta)步支(zhi)承在中立柱上,雖行(xing)走(zou)欠舒適(shi),但節(jie)省空間(jian),適(shi)用(yong)(yong)(yong)于(yu)人流較(jiao)少(shao),使用(yong)(yong)(yong)不(bu)頻繁的場所(suo);圓形(xing)、半圓形(xing)、弧形(xing)樓(lou)梯(ti)(ti),由(you)曲(qu)梁或曲(qu)板支(zhi)承,踏(ta)步略(lve)呈扇形(xing),花(hua)式多(duo)樣,造型(xing)活潑(po),富于(yu)裝飾性(xing),適(shi)用(yong)(yong)(yong)于(yu)公(gong)共(gong)建(jian)(jian)筑。
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