樓梯形式

樓梯(ti)按梯(ti)段可分為單跑(pao)樓梯(ti)、雙跑(pao)樓梯(ti)和多(duo)跑(pao)樓梯(ti)。梯(ti)段的平面(mian)形狀(zhuang)有直(zhi)線(xian)的、折線(xian)的和曲(qu)線(xian)的。

單(dan)跑(pao)樓(lou)梯(ti)(ti)(ti)最(zui)為簡(jian)單(dan)，適(shi)(shi)合于(yu)層高較低的(de)建(jian)筑(zhu)(zhu);雙(shuang)(shuang)(shuang)跑(pao)樓(lou)梯(ti)(ti)(ti)最(zui)為常(chang)見，有(you)雙(shuang)(shuang)(shuang)跑(pao)直上、雙(shuang)(shuang)(shuang)跑(pao)曲折(zhe)、雙(shuang)(shuang)(shuang)跑(pao)對折(zhe)(平(ping)(ping)行(xing))等，適(shi)(shi)用(yong)(yong)于(yu)一(yi)般民(min)用(yong)(yong)建(jian)筑(zhu)(zhu)和(he)工業建(jian)筑(zhu)(zhu);三跑(pao)樓(lou)梯(ti)(ti)(ti)有(you)三折(zhe)式(shi)、丁(ding)字式(shi)、分合式(shi)等，多用(yong)(yong)于(yu)公(gong)共(gong)(gong)建(jian)筑(zhu)(zhu);剪刀(dao)樓(lou)梯(ti)(ti)(ti)系由一(yi)對方向(xiang)相(xiang)反的(de)雙(shuang)(shuang)(shuang)跑(pao)平(ping)(ping)行(xing)梯(ti)(ti)(ti)組成，或由一(yi)對互(hu)相(xiang)重疊而又(you)不(bu)連通的(de)單(dan)跑(pao)直上梯(ti)(ti)(ti)構成，剖面呈交叉(cha)的(de)剪刀(dao)形(xing)(xing)，能同時通過較多的(de)人流并(bing)節省(sheng)空間;螺(luo)旋(xuan)轉(zhuan)梯(ti)(ti)(ti)是以(yi)扇形(xing)(xing)踏步支承在中立柱上，雖行(xing)走欠(qian)舒適(shi)(shi)，但(dan)節省(sheng)空間，適(shi)(shi)用(yong)(yong)于(yu)人流較少，使用(yong)(yong)不(bu)頻繁的(de)場所;圓(yuan)形(xing)(xing)、半圓(yuan)形(xing)(xing)、弧形(xing)(xing)樓(lou)梯(ti)(ti)(ti)，由曲梁或曲板支承，踏步略呈扇形(xing)(xing)，花式(shi)多樣，造型活潑，富(fu)于(yu)裝(zhuang)飾(shi)性，適(shi)(shi)用(yong)(yong)于(yu)公(gong)共(gong)(gong)建(jian)筑(zhu)(zhu)。