鋼筋加工部


鋼筋綁扎

鋼筋綁扎的幾種綁法:
主要有五種,柱子鋼(gang)(gang)筋綁(bang)(bang)(bang)扎(zha)工藝、梁鋼(gang)(gang)筋綁(bang)(bang)(bang)扎(zha)、板(ban)鋼(gang)(gang)筋綁(bang)(bang)(bang)扎(zha)、樓梯(ti)鋼(gang)(gang)筋綁(bang)(bang)(bang)扎(zha)、柱箍筋綁(bang)(bang)(bang)扎(zha)。
1、柱子鋼筋綁扎工藝:按圖紙要求間距,計算(suan)好每根柱箍(gu)(gu)筋(jin)數量,箍(gu)(gu)筋(jin)套在下層伸的(de)搭(da)接(jie)筋(jin)上,立柱子鋼(gang)(gang)筋(jin),在搭(da)接(jie)長度內,綁扣不少于3個(ge),綁扣要向(xiang)柱中心。如果(guo)柱子主筋(jin)采用光圓(yuan)鋼(gang)(gang)筋(jin)搭(da)接(jie)時,角部(bu)彎(wan)鉤應(ying)與模板成(cheng)45°,中間鋼(gang)(gang)筋(jin)的(de)彎(wan)鉤應(ying)與模板成(cheng)90°角。
2、梁鋼筋綁扎:框架梁(liang)上(shang)部(bu)縱向(xiang)(xiang)鋼(gang)筋(jin)(jin)應貫(guan)穿中間節點(dian),梁(liang)下部(bu)縱向(xiang)(xiang)鋼(gang)筋(jin)(jin)伸(shen)入(ru)中間節點(dian)錨固長(chang)度(du)及(ji)伸(shen)過中心線的長(chang)度(du)要符合設計要求.綁(bang)梁(liang)上(shang)部(bu)縱向(xiang)(xiang)筋(jin)(jin)的箍(gu)筋(jin)(jin),宜(yi)用套扣法綁(bang)扎。箍(gu)筋(jin)(jin)在疊合處的彎鉤,在梁(liang)中應交錯綁(bang)扎,箍(gu)筋(jin)(jin)彎鉤為(wei)(wei)135°,平直(zhi)部(bu)分(fen)長(chang)度(du)為(wei)(wei)10d,如做成封閉箍(gu)時,單面焊縫長(chang)度(du)為(wei)(wei)5d。
3、板鋼筋綁扎:綁(bang)(bang)扎(zha)(zha)(zha)板筋(jin)(jin)時用順(shun)扣或八字(zi)扣,除外圍兩(liang)根(gen)筋(jin)(jin)的相交(jiao)點(dian)應(ying)全部(bu)綁(bang)(bang)扎(zha)(zha)(zha)外,其余各(ge)點(dian)可(ke)交(jiao)錯(cuo)綁(bang)(bang)扎(zha)(zha)(zha)(雙(shuang)向板相交(jiao)點(dian)須全部(bu)綁(bang)(bang)扎(zha)(zha)(zha))。如板為雙(shuang)層鋼筋(jin)(jin),兩(liang)層筋(jin)(jin)之間須加鋼筋(jin)(jin)馬(ma)凳,以確保上部(bu)鋼筋(jin)(jin)的位置。負彎矩鋼筋(jin)(jin)每(mei)個(ge)相交(jiao)點(dian)均(jun)要綁(bang)(bang)扎(zha)(zha)(zha)。
4、樓梯鋼筋綁扎:根據設計圖(tu)紙中主筋(jin)(jin)、分布筋(jin)(jin)的方(fang)向,綁(bang)(bang)扎(zha)主筋(jin)(jin)后(hou)綁(bang)(bang)扎(zha)分布筋(jin)(jin),每(mei)個交點均應綁(bang)(bang)扎(zha)。如(ru)有(you)樓(lou)梯梁時,先綁(bang)(bang)梁后(hou)綁(bang)(bang)板(ban)筋(jin)(jin)。板(ban)筋(jin)(jin)要錨(mao)固(gu)到梁內(nei)。底板(ban)筋(jin)(jin)綁(bang)(bang)完,再綁(bang)(bang)扎(zha)梯板(ban)負筋(jin)(jin)鋼筋(jin)(jin)。主筋(jin)(jin)、負筋(jin)(jin)數量和位置均要符合設計要求(qiu)。
5、柱箍筋綁扎:按(an)已劃好箍筋(jin)(jin)(jin)位置(zhi)線,將已套好的箍筋(jin)(jin)(jin)往(wang)上移動(dong),由上往(wang)下綁扎,宜采(cai)用纏扣綁扎。箍筋(jin)(jin)(jin)與主(zhu)筋(jin)(jin)(jin)要垂直,箍筋(jin)(jin)(jin)轉(zhuan)(zhuan)角處與主(zhu)筋(jin)(jin)(jin)交(jiao)點(dian)均(jun)要綁扎,主(zhu)筋(jin)(jin)(jin)與箍筋(jin)(jin)(jin)非轉(zhuan)(zhuan)角部分的相交(jiao)點(dian)成梅(mei)花交(jiao)錯(cuo)綁扎。箍筋(jin)(jin)(jin)的彎鉤疊(die)合(he)處應沿柱子豎(shu)筋(jin)(jin)(jin)交(jiao)錯(cuo)布置(zhi),并綁扎牢固。