
樓(lou)梯(ti)形式
樓(lou)(lou)梯(ti)按梯(ti)段(duan)可分為(wei)單跑樓(lou)(lou)梯(ti)、雙跑樓(lou)(lou)梯(ti)和多跑樓(lou)(lou)梯(ti)。梯(ti)段(duan)的(de)平面形狀有直線的(de)、折線的(de)和曲線的(de)。
單跑(pao)(pao)(pao)樓(lou)梯(ti)(ti)最(zui)為簡單,適合(he)于(yu)層高較(jiao)(jiao)低的(de)(de)建(jian)(jian)筑;雙(shuang)跑(pao)(pao)(pao)樓(lou)梯(ti)(ti)最(zui)為常見,有雙(shuang)跑(pao)(pao)(pao)直上(shang)、雙(shuang)跑(pao)(pao)(pao)曲(qu)折、雙(shuang)跑(pao)(pao)(pao)對折(平行)等,適用(yong)于(yu)一般民(min)用(yong)建(jian)(jian)筑和(he)工業建(jian)(jian)筑;三跑(pao)(pao)(pao)樓(lou)梯(ti)(ti)有三折式(shi)、丁字式(shi)、分合(he)式(shi)等,多用(yong)于(yu)公(gong)(gong)共(gong)建(jian)(jian)筑;剪刀(dao)(dao)樓(lou)梯(ti)(ti)系由一對方(fang)向相反的(de)(de)雙(shuang)跑(pao)(pao)(pao)平行梯(ti)(ti)組成,或由一對互相重(zhong)疊而(er)又不(bu)連通的(de)(de)單跑(pao)(pao)(pao)直上(shang)梯(ti)(ti)構成,剖面呈交叉的(de)(de)剪刀(dao)(dao)形(xing)(xing),能同時通過較(jiao)(jiao)多的(de)(de)人流并(bing)節省空(kong)間(jian);螺旋轉(zhuan)梯(ti)(ti)是(shi)以扇形(xing)(xing)踏(ta)步(bu)支(zhi)承(cheng)在中(zhong)立(li)柱上(shang),雖(sui)行走欠舒適,但節省空(kong)間(jian),適用(yong)于(yu)人流較(jiao)(jiao)少,使用(yong)不(bu)頻繁(fan)的(de)(de)場(chang)所;圓(yuan)形(xing)(xing)、半圓(yuan)形(xing)(xing)、弧形(xing)(xing)樓(lou)梯(ti)(ti),由曲(qu)梁(liang)或曲(qu)板支(zhi)承(cheng),踏(ta)步(bu)略(lve)呈扇形(xing)(xing),花(hua)式(shi)多樣,造(zao)型活潑,富于(yu)裝飾性(xing),適用(yong)于(yu)公(gong)(gong)共(gong)建(jian)(jian)筑。
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