橡膠支座承壓後側麵出現波紋狀凹凸現象:
板ban式shi橡xiang膠jiao支zhi座zuo是shi有you一yi層ceng橡xiang膠jiao一yi層ceng鋼gang板ban多duo次ci交jiao替ti平ping行xing疊die置zhi並bing通tong過guo熱re壓ya硫liu化hua工gong藝yi粘zhan連lian而er成cheng,橡xiang膠jiao層ceng和he鋼gang板ban的de厚hou度du根gen據ju支zhi座zuo的de規gui格ge型xing號hao有you關guan,橡xiang膠jiao單dan層ceng厚hou度du一yi般ban5-18mm,單層鋼板的厚度2-5mm。由you於yu支zhi座zuo層ceng層ceng構gou造zao特te性xing當dang支zhi座zuo承cheng受shou垂chui直zhi荷he載zai時shi,由you於yu橡xiang膠jiao層ceng的de厚hou度du不bu同tong,支zhi座zuo側ce麵mian會hui出chu現xian明ming顯xian或huo者zhe不bu明ming顯xian的de弧hu形xing凸tu起qi,鋼gang板ban就jiu會hui出chu現xian凹ao槽cao,這zhe樣yang就jiu形xing成cheng了le凹ao凸tu波bo紋wen狀zhuang現xian象xiang,支zhi座zuo的de豎shu向xiang平ping均jun壓ya縮suo變bian形xing不bu大da於yu支zhi座zuo膠jiao層ceng總zong厚hou度du的de 0.07 是合格的。簡單的判斷方法就是支座的四周側麵波紋狀凹凸基本一致此時為正常現象。
當出現異常現象時,支座四周凹凸不一致,一種可能是梁體不平整,偏斜,導致梁體和支座的接觸麵 受力點未在中心,輕者四周凹凸不一致,重者支座單邊脫空。
lingyizhongkenengshiliangdiyumaigangbanbupingzheng,liangdibiaomianaotubuping。disanzhongjiushitongyipianliangdeliangduanzhizuodedingmianbiaogaopianchada,gaodubuyizhi,liangtifashengqingxie,zhongxinbuzheng,cizhongqingkuangbianxianjiushi,zhizuodebowenzhuangdouzaiyigefangxiang。
解決方法:落梁後不要急於拆除架梁設備,待每片梁落下後檢查每塊支座如果發現偏壓現象及時進行調整