樓梯形(xing)式

樓(lou)梯(ti)按梯(ti)段(duan)可分為單跑(pao)樓(lou)梯(ti)、雙(shuang)跑(pao)樓(lou)梯(ti)和(he)多跑(pao)樓(lou)梯(ti)。梯(ti)段(duan)的(de)平面形狀有直線(xian)(xian)的(de)、折(zhe)線(xian)(xian)的(de)和(he)曲線(xian)(xian)的(de)。

單跑(pao)(pao)(pao)樓梯(ti)最為(wei)簡單，適合于層(ceng)高較(jiao)低的(de)建(jian)(jian)筑(zhu)(zhu);雙(shuang)(shuang)(shuang)跑(pao)(pao)(pao)樓梯(ti)最為(wei)常見，有(you)雙(shuang)(shuang)(shuang)跑(pao)(pao)(pao)直上、雙(shuang)(shuang)(shuang)跑(pao)(pao)(pao)曲折(zhe)(zhe)、雙(shuang)(shuang)(shuang)跑(pao)(pao)(pao)對折(zhe)(zhe)(平(ping)行)等(deng)，適用(yong)(yong)于一般民(min)用(yong)(yong)建(jian)(jian)筑(zhu)(zhu)和工業建(jian)(jian)筑(zhu)(zhu);三跑(pao)(pao)(pao)樓梯(ti)有(you)三折(zhe)(zhe)式、丁字式、分合式等(deng)，多用(yong)(yong)于公(gong)(gong)共建(jian)(jian)筑(zhu)(zhu);剪(jian)刀(dao)樓梯(ti)系由一對方向相反(fan)的(de)雙(shuang)(shuang)(shuang)跑(pao)(pao)(pao)平(ping)行梯(ti)組(zu)成(cheng)(cheng)，或(huo)由一對互(hu)相重疊而又不連通(tong)的(de)單跑(pao)(pao)(pao)直上梯(ti)構(gou)成(cheng)(cheng)，剖(pou)面呈交叉的(de)剪(jian)刀(dao)形，能同時通(tong)過較(jiao)多的(de)人流(liu)并節(jie)省(sheng)空(kong)間;螺旋轉梯(ti)是以(yi)扇(shan)形踏步(bu)(bu)支(zhi)承在中立柱上，雖行走欠舒適，但節(jie)省(sheng)空(kong)間，適用(yong)(yong)于人流(liu)較(jiao)少，使用(yong)(yong)不頻繁(fan)的(de)場所;圓形、半圓形、弧形樓梯(ti)，由曲梁或(huo)曲板支(zhi)承，踏步(bu)(bu)略(lve)呈扇(shan)形，花式多樣，造型(xing)活潑，富于裝(zhuang)飾性(xing)，適用(yong)(yong)于公(gong)(gong)共建(jian)(jian)筑(zhu)(zhu)。