鋼筋加工部


鋼筋綁扎

鋼筋綁扎的幾種綁法:
主要(yao)有(you)五種,柱子(zi)鋼筋綁扎工藝、梁鋼筋綁扎、板鋼筋綁扎、樓梯鋼筋綁扎、柱箍筋綁扎。
1、柱子鋼筋綁扎工藝:按圖紙要(yao)(yao)求間(jian)距,計算好每根柱箍筋(jin)(jin)數(shu)量(liang),箍筋(jin)(jin)套在(zai)下層(ceng)伸的搭接筋(jin)(jin)上(shang),立(li)柱子鋼筋(jin)(jin),在(zai)搭接長度內,綁(bang)扣(kou)不少于3個,綁(bang)扣(kou)要(yao)(yao)向柱中心。如果柱子主筋(jin)(jin)采用光圓鋼筋(jin)(jin)搭接時,角部(bu)彎鉤應與模板成(cheng)45°,中間(jian)鋼筋(jin)(jin)的彎鉤應與模板成(cheng)90°角。
2、梁鋼筋綁扎:框架梁(liang)上部(bu)(bu)縱(zong)向(xiang)鋼筋(jin)(jin)(jin)應貫穿(chuan)中間(jian)節(jie)點,梁(liang)下部(bu)(bu)縱(zong)向(xiang)鋼筋(jin)(jin)(jin)伸(shen)入(ru)中間(jian)節(jie)點錨固長(chang)度及伸(shen)過(guo)中心線的(de)長(chang)度要符合(he)設計要求.綁(bang)梁(liang)上部(bu)(bu)縱(zong)向(xiang)筋(jin)(jin)(jin)的(de)箍(gu)筋(jin)(jin)(jin),宜用套扣(kou)法綁(bang)扎(zha)。箍(gu)筋(jin)(jin)(jin)在疊合(he)處的(de)彎鉤(gou),在梁(liang)中應交錯(cuo)綁(bang)扎(zha),箍(gu)筋(jin)(jin)(jin)彎鉤(gou)為135°,平直部(bu)(bu)分長(chang)度為10d,如做成封閉箍(gu)時(shi),單面焊縫長(chang)度為5d。
3、板鋼筋綁扎:綁(bang)扎板(ban)筋(jin)(jin)時用順(shun)扣或(huo)八字扣,除外(wai)圍兩根筋(jin)(jin)的(de)相交(jiao)點(dian)應全部(bu)綁(bang)扎外(wai),其余各點(dian)可交(jiao)錯(cuo)綁(bang)扎(雙向板(ban)相交(jiao)點(dian)須全部(bu)綁(bang)扎)。如(ru)板(ban)為雙層鋼筋(jin)(jin),兩層筋(jin)(jin)之間須加鋼筋(jin)(jin)馬凳,以確保上部(bu)鋼筋(jin)(jin)的(de)位(wei)置。負彎矩鋼筋(jin)(jin)每個相交(jiao)點(dian)均(jun)要綁(bang)扎。
4、樓梯鋼筋綁扎:根據設(she)計圖紙中(zhong)主(zhu)(zhu)筋(jin)(jin)(jin)(jin)、分(fen)布筋(jin)(jin)(jin)(jin)的方向,綁扎主(zhu)(zhu)筋(jin)(jin)(jin)(jin)后綁扎分(fen)布筋(jin)(jin)(jin)(jin),每(mei)個(ge)交點(dian)均應(ying)綁扎。如有(you)樓梯梁(liang)時,先綁梁(liang)后綁板筋(jin)(jin)(jin)(jin)。板筋(jin)(jin)(jin)(jin)要錨固到梁(liang)內(nei)。底板筋(jin)(jin)(jin)(jin)綁完,再綁扎梯板負筋(jin)(jin)(jin)(jin)鋼筋(jin)(jin)(jin)(jin)。主(zhu)(zhu)筋(jin)(jin)(jin)(jin)、負筋(jin)(jin)(jin)(jin)數量和位置均要符合設(she)計要求。
5、柱箍筋綁扎:按已劃好箍(gu)筋(jin)(jin)位置(zhi)線,將已套好的箍(gu)筋(jin)(jin)往上(shang)移(yi)動,由上(shang)往下綁(bang)(bang)扎(zha),宜采用纏扣(kou)綁(bang)(bang)扎(zha)。箍(gu)筋(jin)(jin)與(yu)(yu)主筋(jin)(jin)要垂直,箍(gu)筋(jin)(jin)轉角(jiao)處與(yu)(yu)主筋(jin)(jin)交點(dian)(dian)均要綁(bang)(bang)扎(zha),主筋(jin)(jin)與(yu)(yu)箍(gu)筋(jin)(jin)非轉角(jiao)部分的相交點(dian)(dian)成梅(mei)花交錯綁(bang)(bang)扎(zha)。箍(gu)筋(jin)(jin)的彎鉤(gou)疊合處應(ying)沿柱(zhu)子豎(shu)筋(jin)(jin)交錯布置(zhi),并綁(bang)(bang)扎(zha)牢固。