樓梯形式

樓(lou)梯(ti)(ti)(ti)按(an)梯(ti)(ti)(ti)段可分為單跑(pao)(pao)樓(lou)梯(ti)(ti)(ti)、雙(shuang)跑(pao)(pao)樓(lou)梯(ti)(ti)(ti)和(he)多跑(pao)(pao)樓(lou)梯(ti)(ti)(ti)。梯(ti)(ti)(ti)段的(de)(de)平面形狀有直(zhi)線的(de)(de)、折線的(de)(de)和(he)曲(qu)線的(de)(de)。

單(dan)跑(pao)(pao)(pao)(pao)樓(lou)梯最(zui)為簡單(dan)，適(shi)合(he)于(yu)層(ceng)高較低的(de)建(jian)筑(zhu)(zhu);雙(shuang)跑(pao)(pao)(pao)(pao)樓(lou)梯最(zui)為常見，有雙(shuang)跑(pao)(pao)(pao)(pao)直上、雙(shuang)跑(pao)(pao)(pao)(pao)曲(qu)折、雙(shuang)跑(pao)(pao)(pao)(pao)對折(平行(xing))等，適(shi)用(yong)(yong)于(yu)一般(ban)民(min)用(yong)(yong)建(jian)筑(zhu)(zhu)和工業建(jian)筑(zhu)(zhu);三跑(pao)(pao)(pao)(pao)樓(lou)梯有三折式(shi)(shi)、丁字式(shi)(shi)、分合(he)式(shi)(shi)等，多(duo)用(yong)(yong)于(yu)公(gong)共(gong)(gong)建(jian)筑(zhu)(zhu);剪刀樓(lou)梯系由一對方向相反的(de)雙(shuang)跑(pao)(pao)(pao)(pao)平行(xing)梯組成，或(huo)由一對互相重疊而(er)又不連通的(de)單(dan)跑(pao)(pao)(pao)(pao)直上梯構(gou)成，剖面呈交叉的(de)剪刀形(xing)(xing)，能同時(shi)通過較多(duo)的(de)人(ren)流并節省空間;螺旋(xuan)轉(zhuan)梯是以扇(shan)(shan)形(xing)(xing)踏步(bu)支承在中(zhong)立柱上，雖行(xing)走欠(qian)舒適(shi)，但節省空間，適(shi)用(yong)(yong)于(yu)人(ren)流較少，使用(yong)(yong)不頻(pin)繁的(de)場所;圓形(xing)(xing)、半圓形(xing)(xing)、弧(hu)形(xing)(xing)樓(lou)梯，由曲(qu)梁或(huo)曲(qu)板支承，踏步(bu)略呈扇(shan)(shan)形(xing)(xing)，花式(shi)(shi)多(duo)樣，造型活潑，富于(yu)裝飾性(xing)，適(shi)用(yong)(yong)于(yu)公(gong)共(gong)(gong)建(jian)筑(zhu)(zhu)。