幕(mu)墻(qiang)(qiang)專(zhuan)(zhuan)用(yong)球(qiu)鉸支(zhi)(zhi)座分為：普通型幕(mu)墻(qiang)(qiang)專(zhuan)(zhuan)用(yong)球(qiu)鉸支(zhi)(zhi)座和減震(zhen)型幕(mu)墻(qiang)(qiang)專(zhuan)(zhuan)用(yong)球(qiu)鉸支(zhi)(zhi)座兩種(zhong)。
◎ 普(pu)通型幕墻專(zhuan)用球鉸(jiao)支座(zuo)(MZQZ)
普通(tong)(tong)型幕墻(qiang)專(zhuan)用(yong)(yong)球(qiu)鉸(jiao)支(zhi)(zhi)(zhi)(zhi)座(zuo)屬(shu)于(yu)側用(yong)(yong)支(zhi)(zhi)(zhi)(zhi)座(zuo)，常用(yong)(yong)于(yu)兩豎(shu)直(zhi)連(lian)接(jie)(jie)面之(zhi)間(jian)(jian)(jian)。其主要(yao)由(you)支(zhi)(zhi)(zhi)(zhi)座(zuo)底(di)板(ban)(ban)(ban)(ban)(ban)(ban)、球(qiu)鉸(jiao)位(wei)(wei)(wei)(wei)移(yi)(yi)(yi)箱(xiang)(xiang)、中支(zhi)(zhi)(zhi)(zhi)架、不銹(xiu)鋼板(ban)(ban)(ban)(ban)(ban)(ban)、位(wei)(wei)(wei)(wei)移(yi)(yi)(yi)箱(xiang)(xiang)、防塵(chen)板(ban)(ban)(ban)(ban)(ban)(ban)和高(gao)強度連(lian)接(jie)(jie)螺栓組成(cheng)。球(qiu)鉸(jiao)位(wei)(wei)(wei)(wei)移(yi)(yi)(yi)箱(xiang)(xiang)內(nei)(nei)(nei)部采用(yong)(yong)關節(jie)軸(zhou)承(cheng)(cheng)，軸(zhou)承(cheng)(cheng)內(nei)(nei)(nei)圈(quan)(quan)(quan)與(yu)(yu)(yu)中支(zhi)(zhi)(zhi)(zhi)架之(zhi)間(jian)(jian)(jian)采用(yong)(yong)簡支(zhi)(zhi)(zhi)(zhi)梁形(xing)式(shi)的(de)(de)銷(xiao)軸(zhou)連(lian)接(jie)(jie)。軸(zhou)承(cheng)(cheng)內(nei)(nei)(nei)、外圈(quan)(quan)(quan)的(de)(de)相(xiang)對轉動實(shi)現(xian)(xian)支(zhi)(zhi)(zhi)(zhi)座(zuo)的(de)(de)萬向(xiang)(xiang)轉角功能;此類支(zhi)(zhi)(zhi)(zhi)座(zuo)中軸(zhou)承(cheng)(cheng)內(nei)(nei)(nei)圈(quan)(quan)(quan)與(yu)(yu)(yu)銷(xiao)軸(zhou)有兩種配合(he)形(xing)式(shi)：1、軸(zhou)承(cheng)(cheng)內(nei)(nei)(nei)圈(quan)(quan)(quan)與(yu)(yu)(yu)銷(xiao)軸(zhou)之(zhi)間(jian)(jian)(jian)采用(yong)(yong)間(jian)(jian)(jian)隙配合(he)，其相(xiang)對滑(hua)動實(shi)現(xian)(xian)較小位(wei)(wei)(wei)(wei)移(yi)(yi)(yi)功能，與(yu)(yu)(yu)銷(xiao)軸(zhou)線垂直(zhi)方向(xiang)(xiang)的(de)(de)位(wei)(wei)(wei)(wei)移(yi)(yi)(yi)是(shi)(shi)通(tong)(tong)過軸(zhou)承(cheng)(cheng)座(zuo)與(yu)(yu)(yu)球(qiu)鉸(jiao)位(wei)(wei)(wei)(wei)移(yi)(yi)(yi)箱(xiang)(xiang)箱(xiang)(xiang)體之(zhi)間(jian)(jian)(jian)的(de)(de)不銹(xiu)鋼板(ban)(ban)(ban)(ban)(ban)(ban)和聚(ju)四氟(fu)乙烯(xi)滑(hua)板(ban)(ban)(ban)(ban)(ban)(ban)之(zhi)間(jian)(jian)(jian)的(de)(de)滑(hua)動實(shi)現(xian)(xian)，支(zhi)(zhi)(zhi)(zhi)座(zuo)的(de)(de)雙向(xiang)(xiang)位(wei)(wei)(wei)(wei)移(yi)(yi)(yi)均(jun)是(shi)(shi)在球(qiu)鉸(jiao)位(wei)(wei)(wei)(wei)移(yi)(yi)(yi)箱(xiang)(xiang)內(nei)(nei)(nei)實(shi)現(xian)(xian)，所以此類支(zhi)(zhi)(zhi)(zhi)座(zuo)不需要(yao)位(wei)(wei)(wei)(wei)移(yi)(yi)(yi)箱(xiang)(xiang)，可大(da)大(da)減小與(yu)(yu)(yu)主體結構的(de)(de)配合(he)尺寸;2、軸(zhou)承(cheng)(cheng)內(nei)(nei)(nei)圈(quan)(quan)(quan)與(yu)(yu)(yu)中支(zhi)(zhi)(zhi)(zhi)架通(tong)(tong)過套筒進行定(ding)位(wei)(wei)(wei)(wei)，即銷(xiao)軸(zhou)與(yu)(yu)(yu)軸(zhou)承(cheng)(cheng)內(nei)(nei)(nei)圈(quan)(quan)(quan)相(xiang)對固定(ding)，水平位(wei)(wei)(wei)(wei)移(yi)(yi)(yi)中的(de)(de)軸(zhou)向(xiang)(xiang)位(wei)(wei)(wei)(wei)移(yi)(yi)(yi)是(shi)(shi)通(tong)(tong)過位(wei)(wei)(wei)(wei)移(yi)(yi)(yi)箱(xiang)(xiang)與(yu)(yu)(yu)中支(zhi)(zhi)(zhi)(zhi)架之(zhi)間(jian)(jian)(jian)的(de)(de)不銹(xiu)鋼板(ban)(ban)(ban)(ban)(ban)(ban)和聚(ju)四氟(fu)乙烯(xi)滑(hua)板(ban)(ban)(ban)(ban)(ban)(ban)的(de)(de)相(xiang)對滑(hua)動來實(shi)現(xian)(xian)，與(yu)(yu)(yu)之(zhi)垂直(zhi)方向(xiang)(xiang)的(de)(de)位(wei)(wei)(wei)(wei)移(yi)(yi)(yi)是(shi)(shi)通(tong)(tong)過軸(zhou)承(cheng)(cheng)外圈(quan)(quan)(quan)所套方形(xing)軸(zhou)承(cheng)(cheng)座(zuo)志箱(xiang)(xiang)體間(jian)(jian)(jian)的(de)(de)不銹(xiu)鋼板(ban)(ban)(ban)(ban)(ban)(ban)和聚(ju)四氟(fu)乙烯(xi)滑(hua)板(ban)(ban)(ban)(ban)(ban)(ban)的(de)(de)相(xiang)對滑(hua)動實(shi)現(xian)(xian)。
一(yi)、普通型(xing)幕墻專用球鉸(jiao)支(zhi)座的設計依據
1、GB50017-2003《鋼結構設計規(gui)范》
2、GB/T17955-2009《橋梁(liang)球型支座(zuo)》
3、GB50011-2001《建(jian)筑抗震設(she)計規范》
4、GB50463-2008《隔振設計規范》
二(er)、普通型幕墻專(zhuan)用球鉸支座的設計參數及技術性能
1、支座沿銷軸(zhou)徑向受力分為300KN、500KN、1000KN、1500KN、2000KN、2500KN、3000KN、4000KN、5000KN、6000KN、7000KN、8000KN、9000KN、10000KN十四個級別(bie);
2、支(zhi)座沿銷軸向受力徑(jing)向力的(de)40%之內(nei);
3、支座轉角為0.02rad(以(yi)可(ke)根據實際需求在0.02-0.08rad范圍內做相應設(she)計);
4、水(shui)平(ping)位(wei)移量(liang)為±60mm-±100mm，針對不同工(gong)(gong)程(cheng)所需的位(wei)移量(liang)，可(ke)另行設(she)(she)計(ji)。(為某些特(te)殊工(gong)(gong)程(cheng)我們設(she)(she)計(ji)的位(wei)移量(liang)可(ke)達(da)±500mm)
三、普(pu)通型幕墻專用球鉸支座的代號
MZQZ-支(zhi)座(zuo)類型代號：幕墻專(zhuan)用球鉸支(zhi)座(zuo)
KN-支座豎向承載力(li)
PGD-支座(zuo)型(xing)式代號：普通固定型(xing)(MZQZ-JGD普通固定型(xing)幕墻(qiang)專用球鉸支座(zuo))
PDX-支座型式(shi)代號：普(pu)通單(dan)向(xiang)(xiang)位(wei)(wei)移型(MZQZ-JDX普(pu)通單(dan)向(xiang)(xiang)位(wei)(wei)移型幕墻專用(yong)球(qiu)鉸(jiao)支座)
PSX-支座型(xing)(xing)式代號：普通(tong)雙向位(wei)移型(xing)(xing)(MZQZ-JSX普通(tong)雙向位(wei)移型(xing)(xing)幕墻(qiang)專用球鉸支座)
注(zhu)：以上支座的(de)技術(shu)參數：銷(xiao)軸徑(jing)向力：300KN-10000KN;銷(xiao)軸軸向力：90KN-3000KN;
轉角：0.03rad;X向(xiang)位(wei)移：±60mm和(he)±100mm;Y向(xiang)位(wei)移：±60mm和(he)±100mm;
設計剛度180KN/m-6000KN/m。
◎ 減(jian)震型幕墻專用球鉸(jiao)支座(MZQZ)
減(jian)(jian)震型(xing)幕(mu)墻專用(yong)(yong)球(qiu)鉸支(zhi)座(zuo)是(shi)在普(pu)通幕(mu)墻專用(yong)(yong)球(qiu)鉸支(zhi)座(zuo)的(de)基礎上增(zeng)加(jia)了減(jian)(jian)震裝置(zhi)。在正常工作過程中(zhong)減(jian)(jian)震裝置(zhi)可(ke)彌補支(zhi)座(zuo)位(wei)移(yi)間隙(xi)的(de)晃動量，同時(shi)確(que)保相對位(wei)移(yi)部件之(zhi)間免撞(zhuang)擊(ji)。板簧受(shou)擠壓過程中(zhong)，簧片之(zhi)間摩(mo)擦(ca)可(ke)起到(dao)一定(ding)的(de)耗能作用(yong)(yong)。當支(zhi)座(zuo)受(shou)到(dao)如地震、颶(ju)風等外界因素產(chan)生(sheng)的(de)沖擊(ji)載荷時(shi)，減(jian)(jian)震裝置(zhi)可(ke)通過其調節功能吸收沖擊(ji)力。降低加(jia)速度，從而對支(zhi)座(zuo)本身(shen)及(ji)建筑主(zhu)(zhu)體(ti)起到(dao)保護作用(yong)(yong)。減(jian)(jian)震裝置(zhi)本身(shen)的(de)剛度根據建筑主(zhu)(zhu)體(ti)的(de)受(shou)力和位(wei)移(yi)的(de)需(xu)要而確(que)定(ding)。
一、減震型幕墻(qiang)專用球鉸支座的設計依據(ju)
1、GB50017-2003《鋼結構設計規范》
2、GB/T17955-2009《橋梁球型支座》
3、GB50011-2001《建筑抗震設計規范》
4、GB50463-2008《隔振(zhen)設計規范》
二、減(jian)震型幕(mu)墻專用球鉸(jiao)支座的設計參(can)數及技術性能(neng)
1、支座沿銷(xiao)軸徑向受力分為(wei)300KN、500KN、1000KN、1500KN、2000KN、2500KN、3000KN、4000KN、5000KN、6000KN、7000KN、8000KN、9000KN、10000KN十(shi)四(si)個級別;
2、支座沿銷(xiao)軸向受(shou)力(li)徑向力(li)的40%之內;
3、支座轉角為0.02rad(以可根據實(shi)際需求在0.02-0.08rad范圍(wei)內做相應設計);
4、支座(zuo)水平位移剛度為(wei)90KN/m-900KN/m之間;
5、水(shui)平位(wei)移(yi)量為±60-±100，因固定(ding)減震而設計的位(wei)移(yi)量為±15,針對不同(tong)工程所需的位(wei)移(yi)量，可(ke)另行設計。
三、減震型幕墻專用球(qiu)鉸支座的代號(hao)
MZQZ-支座類型代(dai)號：幕墻(qiang)專用球鉸支座
KN-支座豎向承載力(li)
JGD-支(zhi)座型(xing)式(shi)代號：減震固(gu)(gu)定(ding)(ding)型(xing)(MZQZ-JGD減震固(gu)(gu)定(ding)(ding)型(xing)幕墻專用球鉸支(zhi)座)
JDX-支座型式代號：減震(zhen)單向(xiang)位(wei)移型(MZQZ-JDX減震(zhen)單向(xiang)位(wei)移型幕墻專用球鉸支座)
JSX-支座型式代號：減震雙向位移型(MZQZ-JSX減震雙向位移型幕墻專用球鉸支座)
注：以上支(zhi)座的技術參數：銷軸徑(jing)向力：300KN-10000KN;銷軸軸向力：90KN-3000KN;
轉(zhuan)角：0.03rad;X向位(wei)移：±60mm和(he)±100mm;Y向位(wei)移：±60mm和(he)±100mm;
設計剛度180KN/m-6000KN/m。
