電(dian)(dian)(dian)(dian)(dian)梯(ti)(ti)噪聲(sheng)多由(you)電(dian)(dian)(dian)(dian)(dian)梯(ti)(ti)機(ji)房主(zhu)(zhu)(zhu)承重(zhong)(zhong)(zhong)墻(qiang)(qiang)(qiang)(qiang)與(yu)住(zhu)戶共(gong)用(yong)承重(zhong)(zhong)(zhong)墻(qiang)(qiang)(qiang)(qiang)或(huo)電(dian)(dian)(dian)(dian)(dian)梯(ti)(ti)相關設(she)(she)備與(yu)墻(qiang)(qiang)(qiang)(qiang)體(ti)斷(duan)開不徹底存在鋼(gang)性(xing)連(lian)接，形成(cheng)“聲(sheng)橋”引起噪聲(sheng)對(dui)人的(de)干擾(rao)。《住(zhu)宅設(she)(she)計(ji)規范(fan)》明(ming)文(wen)規定，電(dian)(dian)(dian)(dian)(dian)梯(ti)(ti)主(zhu)(zhu)(zhu)機(ji)支承鋼(gang)梁必須(xu)伸入電(dian)(dian)(dian)(dian)(dian)梯(ti)(ti)井(jing)道承重(zhong)(zhong)(zhong)墻(qiang)(qiang)(qiang)(qiang)上(shang)，設(she)(she)計(ji)上(shang)的(de)盲點為電(dian)(dian)(dian)(dian)(dian)梯(ti)(ti)振動噪聲(sheng)傳(chuan)播途徑(jing)，鋼(gang)性(xing)連(lian)接延(yan)墻(qiang)(qiang)(qiang)(qiang)體(ti)、頂面(mian)、柱(zhu)子提供了強有效的(de)傳(chuan)聲(sheng)介質。目前一(yi)些設(she)(she)計(ji)承建公司已經意識到上(shang)述問(wen)題進(jin)行(xing)了設(she)(she)計(ji)上(shang)的(de)修(xiu)改，把(ba)本(ben)身設(she)(she)計(ji)時通過(guo)錯層或(huo)設(she)(she)置樓梯(ti)(ti)間(jian)分隔等方式分離了機(ji)房承重(zhong)(zhong)(zhong)墻(qiang)(qiang)(qiang)(qiang)與(yu)業(ye)主(zhu)(zhu)(zhu)家內主(zhu)(zhu)(zhu)墻(qiang)(qiang)(qiang)(qiang)體(ti)是(shi)可以解(jie)決由(you)直(zhi)接剛性(xing)連(lian)接形成(cheng)“聲(sheng)橋”引起的(de)電(dian)(dian)(dian)(dian)(dian)梯(ti)(ti)振動噪聲(sheng)問(wen)題。

機房結構性傳聲：由電梯主機及機房控制柜發出，電梯機房內的主承重粱主墻與業主家內的主墻為一公共墻體或都是剛性結構連體，因此構成電梯噪聲主要傳播“聲橋”，電梯在高速運行及停車時的低頻振動及噪音通過聲橋傳入住戶室內。目前較為普遍的室內電梯噪聲污染案例類型，以頂層或次頂層的住戶受噪聲影響，其它層樓受影響不大，通過增設低頻阻尼復合減振裝置降低振動傳遞率把噪聲降低至使人舒適的聲環境以下。