
樓梯形式
樓梯(ti)按梯(ti)段可分為單跑樓梯(ti)、雙(shuang)跑樓梯(ti)和多跑樓梯(ti)。梯(ti)段的(de)(de)平面形狀有(you)直線(xian)的(de)(de)、折(zhe)線(xian)的(de)(de)和曲線(xian)的(de)(de)。
單(dan)跑(pao)(pao)樓(lou)(lou)梯(ti)(ti)最為簡(jian)單(dan),適(shi)(shi)(shi)合(he)于層高較(jiao)(jiao)低的建(jian)(jian)(jian)筑(zhu)(zhu);雙(shuang)跑(pao)(pao)樓(lou)(lou)梯(ti)(ti)最為常見,有雙(shuang)跑(pao)(pao)直(zhi)上(shang)、雙(shuang)跑(pao)(pao)曲(qu)(qu)折(zhe)、雙(shuang)跑(pao)(pao)對折(zhe)(平行(xing))等(deng),適(shi)(shi)(shi)用(yong)于一(yi)(yi)般民用(yong)建(jian)(jian)(jian)筑(zhu)(zhu)和工業建(jian)(jian)(jian)筑(zhu)(zhu);三跑(pao)(pao)樓(lou)(lou)梯(ti)(ti)有三折(zhe)式(shi)、丁字式(shi)、分合(he)式(shi)等(deng),多(duo)用(yong)于公共建(jian)(jian)(jian)筑(zhu)(zhu);剪刀樓(lou)(lou)梯(ti)(ti)系由一(yi)(yi)對方向相反的雙(shuang)跑(pao)(pao)平行(xing)梯(ti)(ti)組(zu)成,或由一(yi)(yi)對互相重(zhong)疊而又不(bu)連通的單(dan)跑(pao)(pao)直(zhi)上(shang)梯(ti)(ti)構成,剖面(mian)呈(cheng)交叉(cha)的剪刀形(xing)(xing),能(neng)同時通過較(jiao)(jiao)多(duo)的人流并節省空(kong)間;螺旋轉梯(ti)(ti)是以扇形(xing)(xing)踏步支承(cheng)在中(zhong)立(li)柱(zhu)上(shang),雖行(xing)走欠舒適(shi)(shi)(shi),但節省空(kong)間,適(shi)(shi)(shi)用(yong)于人流較(jiao)(jiao)少,使用(yong)不(bu)頻繁的場所;圓形(xing)(xing)、半(ban)圓形(xing)(xing)、弧形(xing)(xing)樓(lou)(lou)梯(ti)(ti),由曲(qu)(qu)梁(liang)或曲(qu)(qu)板(ban)支承(cheng),踏步略呈(cheng)扇形(xing)(xing),花式(shi)多(duo)樣(yang),造型活潑,富(fu)于裝飾(shi)性,適(shi)(shi)(shi)用(yong)于公共建(jian)(jian)(jian)筑(zhu)(zhu)。
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