工程案例


鋼筋綁扎

鋼筋綁扎的幾種綁法:
主要(yao)有五(wu)種,柱(zhu)子鋼筋(jin)(jin)綁(bang)(bang)扎(zha)工藝、梁鋼筋(jin)(jin)綁(bang)(bang)扎(zha)、板鋼筋(jin)(jin)綁(bang)(bang)扎(zha)、樓梯鋼筋(jin)(jin)綁(bang)(bang)扎(zha)、柱(zhu)箍筋(jin)(jin)綁(bang)(bang)扎(zha)。
1、柱子鋼筋綁扎工藝:按(an)圖紙要(yao)求間(jian)(jian)距,計算(suan)好每(mei)根柱(zhu)(zhu)(zhu)箍(gu)筋(jin)數(shu)量,箍(gu)筋(jin)套在(zai)下層(ceng)伸的(de)搭接筋(jin)上,立(li)柱(zhu)(zhu)(zhu)子(zi)鋼筋(jin),在(zai)搭接長度內,綁扣不少(shao)于3個,綁扣要(yao)向(xiang)柱(zhu)(zhu)(zhu)中心(xin)。如果柱(zhu)(zhu)(zhu)子(zi)主筋(jin)采用光圓鋼筋(jin)搭接時,角部彎鉤應與(yu)(yu)模板(ban)成45°,中間(jian)(jian)鋼筋(jin)的(de)彎鉤應與(yu)(yu)模板(ban)成90°角。
2、梁鋼筋綁扎:框架梁上部(bu)(bu)(bu)縱(zong)(zong)向鋼(gang)筋應(ying)貫(guan)穿(chuan)中(zhong)間節(jie)點,梁下部(bu)(bu)(bu)縱(zong)(zong)向鋼(gang)筋伸(shen)入中(zhong)間節(jie)點錨(mao)固(gu)長度及伸(shen)過中(zhong)心線的長度要符(fu)合(he)設計要求(qiu).綁梁上部(bu)(bu)(bu)縱(zong)(zong)向筋的箍(gu)(gu)筋,宜用套扣法綁扎。箍(gu)(gu)筋在(zai)(zai)疊合(he)處的彎鉤(gou),在(zai)(zai)梁中(zhong)應(ying)交錯綁扎,箍(gu)(gu)筋彎鉤(gou)為135°,平(ping)直部(bu)(bu)(bu)分長度為10d,如做成封閉箍(gu)(gu)時,單面焊縫(feng)長度為5d。
3、板鋼筋綁扎:綁(bang)扎(zha)板筋(jin)時用順扣(kou)或八字扣(kou),除外(wai)圍兩根筋(jin)的相交點(dian)應(ying)全(quan)部(bu)(bu)綁(bang)扎(zha)外(wai),其余各點(dian)可交錯綁(bang)扎(zha)(雙(shuang)向板相交點(dian)須(xu)全(quan)部(bu)(bu)綁(bang)扎(zha))。如板為雙(shuang)層(ceng)(ceng)鋼筋(jin),兩層(ceng)(ceng)筋(jin)之間(jian)須(xu)加鋼筋(jin)馬凳,以確保上部(bu)(bu)鋼筋(jin)的位(wei)置。負彎矩(ju)鋼筋(jin)每(mei)個(ge)相交點(dian)均要綁(bang)扎(zha)。
4、樓梯鋼筋綁扎:根(gen)據設計(ji)(ji)圖紙(zhi)中主(zhu)筋(jin)(jin)、分布(bu)(bu)筋(jin)(jin)的方向,綁(bang)(bang)扎主(zhu)筋(jin)(jin)后綁(bang)(bang)扎分布(bu)(bu)筋(jin)(jin),每個交點均(jun)應綁(bang)(bang)扎。如有樓梯(ti)梁(liang)時,先綁(bang)(bang)梁(liang)后綁(bang)(bang)板(ban)筋(jin)(jin)。板(ban)筋(jin)(jin)要錨(mao)固(gu)到梁(liang)內(nei)。底板(ban)筋(jin)(jin)綁(bang)(bang)完,再綁(bang)(bang)扎梯(ti)板(ban)負(fu)筋(jin)(jin)鋼筋(jin)(jin)。主(zhu)筋(jin)(jin)、負(fu)筋(jin)(jin)數量和位置均(jun)要符合設計(ji)(ji)要求。
5、柱箍筋綁扎:按已(yi)劃好箍(gu)筋(jin)位置線,將已(yi)套好的箍(gu)筋(jin)往(wang)上(shang)移動,由上(shang)往(wang)下綁(bang)扎(zha)(zha),宜(yi)采用纏扣(kou)綁(bang)扎(zha)(zha)。箍(gu)筋(jin)與(yu)(yu)主(zhu)筋(jin)要垂直,箍(gu)筋(jin)轉角處(chu)與(yu)(yu)主(zhu)筋(jin)交(jiao)(jiao)點均要綁(bang)扎(zha)(zha),主(zhu)筋(jin)與(yu)(yu)箍(gu)筋(jin)非轉角部分(fen)的相交(jiao)(jiao)點成梅花交(jiao)(jiao)錯綁(bang)扎(zha)(zha)。箍(gu)筋(jin)的彎鉤疊合(he)處(chu)應(ying)沿柱(zhu)子豎筋(jin)交(jiao)(jiao)錯布置,并綁(bang)扎(zha)(zha)牢固。