• 
• 
• 
• 
• 

云海旭金屬材料有限公司

鋼(gang)筋套筒如(ru)何在(zai)低(di)溫(wen)(wen)(wen)(wen)(wen)條件下灌(guan)(guan)(guan)漿(jiang)(jiang)(jiang)施工？灌(guan)(guan)(guan)漿(jiang)(jiang)(jiang)區域保(bao)(bao)(bao)溫(wen)(wen)(wen)(wen)(wen)攪拌機保(bao)(bao)(bao)溫(wen)(wen)(wen)(wen)(wen)：用(yong)(yong)纖(xian)維保(bao)(bao)(bao)溫(wen)(wen)(wen)(wen)(wen)氈(zhan)(zhan)包(bao)裹機身并封(feng)(feng)口(kou)；灌(guan)(guan)(guan)漿(jiang)(jiang)(jiang)罐(guan)保(bao)(bao)(bao)溫(wen)(wen)(wen)(wen)(wen)：用(yong)(yong)纖(xian)維保(bao)(bao)(bao)溫(wen)(wen)(wen)(wen)(wen)氈(zhan)(zhan)包(bao)裹機身及(ji)頂(ding)蓋；注漿(jiang)(jiang)(jiang)管路保(bao)(bao)(bao)溫(wen)(wen)(wen)(wen)(wen)：用(yong)(yong)纖(xian)維保(bao)(bao)(bao)溫(wen)(wen)(wen)(wen)(wen)氈(zhan)(zhan)將管路包(bao)裹，降(jiang)低(di)灌(guan)(guan)(guan)漿(jiang)(jiang)(jiang)料(liao)(liao)(liao)在(zai)灌(guan)(guan)(guan)漿(jiang)(jiang)(jiang)管路內散失熱(re)量，保(bao)(bao)(bao)證灌(guan)(guan)(guan)漿(jiang)(jiang)(jiang)入套筒溫(wen)(wen)(wen)(wen)(wen)度(du)(du)不低(di)于(yu)5℃，延(yan)長灌(guan)(guan)(guan)漿(jiang)(jiang)(jiang)料(liao)(liao)(liao)的(de)(de)工作時(shi)間(jian)；攪拌漿(jiang)(jiang)(jiang)料(liao)(liao)(liao)的(de)(de)用(yong)(yong)水(shui)溫(wen)(wen)(wen)(wen)(wen)度(du)(du)：攪拌漿(jiang)(jiang)(jiang)料(liao)(liao)(liao)的(de)(de)用(yong)(yong)水(shui)溫(wen)(wen)(wen)(wen)(wen)度(du)(du)控(kong)制在(zai)0℃～10℃之間(jian)，以保(bao)(bao)(bao)證灌(guan)(guan)(guan)漿(jiang)(jiang)(jiang)料(liao)(liao)(liao)的(de)(de)溫(wen)(wen)(wen)(wen)(wen)度(du)(du)；機械灌(guan)(guan)(guan)漿(jiang)(jiang)(jiang)采用(yong)(yong)可(ke)調(diao)機械壓(ya)力灌(guan)(guan)(guan)漿(jiang)(jiang)(jiang)工藝，通過(guo)控(kong)制機械電機速度(du)(du)來(lai)控(kong)制灌(guan)(guan)(guan)漿(jiang)(jiang)(jiang)過(guo)程(cheng)漿(jiang)(jiang)(jiang)體流速，控(kong)制依據(ju)為灌(guan)(guan)(guan)漿(jiang)(jiang)(jiang)過(guo)程(cheng)中本灌(guan)(guan)(guan)漿(jiang)(jiang)(jiang)腔內已經封(feng)(feng)堵(du)的(de)(de)灌(guan)(guan)(guan)漿(jiang)(jiang)(jiang)孔(kong)或排(pai)(pai)漿(jiang)(jiang)(jiang)孔(kong)的(de)(de)橡膠塞能耐住低(di)壓(ya)灌(guan)(guan)(guan)漿(jiang)(jiang)(jiang)壓(ya)力不脫(tuo)落為宜，如(ru)果出(chu)(chu)現(xian)脫(tuo)落則立即(ji)塞堵(du)并調(diao)節(jie)壓(ya)力。灌(guan)(guan)(guan)漿(jiang)(jiang)(jiang)腔保(bao)(bao)(bao)壓(ya)排(pai)(pai)漿(jiang)(jiang)(jiang)孔(kong)漿(jiang)(jiang)(jiang)體成柱(zhu)狀逐一(yi)排(pai)(pai)出(chu)(chu)，采用(yong)(yong)橡皮塞逐一(yi)封(feng)(feng)堵(du)，所(suo)有灌(guan)(guan)(guan)漿(jiang)(jiang)(jiang)套筒的(de)(de)排(pai)(pai)漿(jiang)(jiang)(jiang)孔(kong)均排(pai)(pai)出(chu)(chu)漿(jiang)(jiang)(jiang)體并封(feng)(feng)堵(du)后，調(diao)低(di)灌(guan)(guan)(guan)漿(jiang)(jiang)(jiang)設備(bei)的(de)(de)壓(ya)力，開(kai)始保(bao)(bao)(bao)壓(ya)，保(bao)(bao)(bao)壓(ya)30秒。

鋼(gang)筋連(lian)(lian)接(jie)(jie):①連(lian)(lian)接(jie)(jie)鋼(gang)筋時，鋼(gang)筋規(gui)(gui)格(ge)和連(lian)(lian)接(jie)(jie)套(tao)(tao)的(de)規(gui)(gui)格(ge)一致(zhi)，鋼(gang)筋螺(luo)(luo)紋(wen)的(de)型(xing)式、螺(luo)(luo)距、螺(luo)(luo)紋(wen)外(wai)(wai)經應與連(lian)(lian)接(jie)(jie)套(tao)(tao)匹配。并(bing)確(que)保(bao)鋼(gang)筋連(lian)(lian)接(jie)(jie)套(tao)(tao)的(de)絲(si)扣干凈、完(wan)(wan)好無損。②連(lian)(lian)接(jie)(jie)鋼(gang)筋時應對準軸線將鋼(gang)筋擰入連(lian)(lian)接(jie)(jie)套(tao)(tao)。③接(jie)(jie)頭(tou)拼接(jie)(jie)完(wan)(wan)成后，應使兩個絲(si)頭(tou)在套(tao)(tao)筒中(zhong)央位置互相頂緊，套(tao)(tao)筒每端不得有一扣以(yi)上(shang)的(de)完(wan)(wan)整絲(si)扣外(wai)(wai)露(lu)，加長(chang)型(xing)接(jie)(jie)頭(tou)的(de)外(wai)(wai)露(lu)扣數不受限制，但有明(ming)顯(xian)標記，以(yi)檢(jian)(jian)查(cha)進入套(tao)(tao)筒的(de)絲(si)頭(tou)長(chang)度是否滿足(zu)要求3）鋼(gang)筋套(tao)(tao)筒質量要求:①連(lian)(lian)接(jie)(jie)套(tao)(tao)表(biao)面(mian)(mian)無裂紋(wen)，螺(luo)(luo)牙(ya)飽滿，無其他缺(que)陷。②牙(ya)型(xing)規(gui)(gui)格(ge)檢(jian)(jian)查(cha)合格(ge)，用直螺(luo)(luo)紋(wen)塞規(gui)(gui)檢(jian)(jian)查(cha)尺寸精度。③各種型(xing)號和規(gui)(gui)格(ge)的(de)連(lian)(lian)接(jie)(jie)套(tao)(tao)外(wai)(wai)表(biao)面(mian)(mian)，必(bi)(bi)須有明(ming)顯(xian)的(de)鋼(gang)筋級別和直徑。④連(lian)(lian)接(jie)(jie)套(tao)(tao)兩端頭(tou)的(de)孔必(bi)(bi)須用塑料(liao)蓋封上(shang)，以(yi)保(bao)持內部(bu)潔凈，干凈防銹。

鋼(gang)(gang)筋(jin)(jin)套(tao)筒工(gong)(gong)程(cheng)開(kai)工(gong)(gong)前施(shi)(shi)工(gong)(gong)技術人(ren)員要(yao)了解設(she)計文(wen)件規定(ding)的鋼(gang)(gang)筋(jin)(jin)接頭性能(neng)等(deng)級應(ying)由該技術提(ti)供單位(wei)提(ti)交有(you)(you)效的型(xing)(xing)式檢(jian)(jian)(jian)(jian)驗(yan)報告.型(xing)(xing)式檢(jian)(jian)(jian)(jian)驗(yan)報告必須包括連(lian)(lian)接套(tao)長(chang)度、鋼(gang)(gang)筋(jin)(jin)連(lian)(lian)接套(tao)筒外徑、內徑、錐(zhui)度、扭(niu)緊力矩(ju)值(zhi)、牙形角平分線垂直于錐(zhui)面等(deng)參(can)數.(3)鋼(gang)(gang)筋(jin)(jin)連(lian)(lian)接工(gong)(gong)程(cheng)開(kai)始前及施(shi)(shi)工(gong)(gong)過程(cheng)中應(ying)對(dui)每批進場(chang)鋼(gang)(gang)筋(jin)(jin)進行工(gong)(gong)藝檢(jian)(jian)(jian)(jian)驗(yan)工(gong)(gong)藝檢(jian)(jian)(jian)(jian)驗(yan)合格(ge)后(hou)方(fang)可在工(gong)(gong)程(cheng)上進行鋼(gang)(gang)筋(jin)(jin)機械連(lian)(lian)接操作.(4)要(yao)作好技術交底工(gong)(gong)作及時填(tian)寫接頭質量檢(jian)(jian)(jian)(jian)查記錄.(5)直螺(luo)紋的外觀檢(jian)(jian)(jian)(jian)驗(yan)隨機抽取同(tong)規格(ge)接頭數的10%應(ying)滿足鋼(gang)(gang)筋(jin)(jin)與(yu)鋼(gang)(gang)筋(jin)(jin)直螺(luo)紋連(lian)(lian)接套(tao)筒連(lian)(lian)接套(tao)的規格(ge)一致接頭外露絲扣不超過三扣其它要(yao)求與(yu)錐(zhui)螺(luo)紋的外觀檢(jian)(jian)(jian)(jian)驗(yan)基本(ben)相(xiang)(xiang)同(tong).鋼(gang)(gang)筋(jin)(jin)連(lian)(lian)接對(dui)接頭有(you)(you)特殊要(yao)求的結構應(ying)按(an)設(she)計文(wen)件注(zhu)明的檢(jian)(jian)(jian)(jian)驗(yan)項目要(yao)求作相(xiang)(xiang)應(ying)的檢(jian)(jian)(jian)(jian)驗(yan).