樓(lou)梯形式

樓(lou)梯(ti)按梯(ti)段可分為單跑樓(lou)梯(ti)、雙跑樓(lou)梯(ti)和多(duo)跑樓(lou)梯(ti)。梯(ti)段的(de)(de)平面(mian)形(xing)狀(zhuang)有直線(xian)(xian)的(de)(de)、折線(xian)(xian)的(de)(de)和曲線(xian)(xian)的(de)(de)。

單(dan)(dan)跑(pao)(pao)(pao)樓梯(ti)(ti)(ti)最(zui)為簡單(dan)(dan)，適合于層(ceng)高較低的建(jian)筑(zhu);雙(shuang)(shuang)(shuang)(shuang)跑(pao)(pao)(pao)樓梯(ti)(ti)(ti)最(zui)為常見，有(you)雙(shuang)(shuang)(shuang)(shuang)跑(pao)(pao)(pao)直上、雙(shuang)(shuang)(shuang)(shuang)跑(pao)(pao)(pao)曲(qu)(qu)折、雙(shuang)(shuang)(shuang)(shuang)跑(pao)(pao)(pao)對(dui)(dui)折(平行(xing))等，適用(yong)(yong)(yong)于一(yi)般民用(yong)(yong)(yong)建(jian)筑(zhu)和工業建(jian)筑(zhu);三跑(pao)(pao)(pao)樓梯(ti)(ti)(ti)有(you)三折式、丁(ding)字式、分(fen)合式等，多(duo)用(yong)(yong)(yong)于公(gong)共建(jian)筑(zhu);剪(jian)(jian)刀樓梯(ti)(ti)(ti)系由一(yi)對(dui)(dui)方向相反(fan)的雙(shuang)(shuang)(shuang)(shuang)跑(pao)(pao)(pao)平行(xing)梯(ti)(ti)(ti)組成(cheng)(cheng)，或由一(yi)對(dui)(dui)互相重(zhong)疊而(er)又不連通(tong)的單(dan)(dan)跑(pao)(pao)(pao)直上梯(ti)(ti)(ti)構成(cheng)(cheng)，剖面呈交叉的剪(jian)(jian)刀形，能同時通(tong)過較多(duo)的人流(liu)并節(jie)省(sheng)(sheng)空(kong)間(jian);螺旋轉梯(ti)(ti)(ti)是以扇(shan)(shan)形踏(ta)步支(zhi)承(cheng)在中立柱上，雖行(xing)走欠舒適，但節(jie)省(sheng)(sheng)空(kong)間(jian)，適用(yong)(yong)(yong)于人流(liu)較少，使用(yong)(yong)(yong)不頻繁的場所;圓形、半圓形、弧形樓梯(ti)(ti)(ti)，由曲(qu)(qu)梁或曲(qu)(qu)板(ban)支(zhi)承(cheng)，踏(ta)步略呈扇(shan)(shan)形，花式多(duo)樣(yang)，造型活潑，富于裝飾性(xing)，適用(yong)(yong)(yong)于公(gong)共建(jian)筑(zhu)。