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大家都知(zhi)道(dao),房(fang)子漏(lou)水(shui)(shui)特別是地(di)下室(shi)漏(lou)水(shui)(shui)是一件麻煩的(de)事情,地(di)下室(shi)剛(gang)性防水(shui)(shui)方面,應提高(gao)混凝土的(de)施工(gong)質量以(yi)及減(jian)少混凝土的(de)開裂情況,以(yi)下是顧得(de)防水(shui)(shui)整理的(de)一些提高(gao)質量減(jian)少開裂的(de)具(ju)體(ti)施工(gong)技術。模板(ban)(ban)工(gong)程施工(gong)過(guo)程中,首(shou)先,要(yao)對重要(yao)構(gou)件的(de)模板(ban)(ban)和支撐(cheng)進行計算,確(que)保模板(ban)(ban)體(ti)系具(ju)有足夠的(de)強(qiang)度(du)和剛(gang)度(du):其次(ci),模板(ban)(ban)加工(gong)時要(yao)控制模板(ban)(ban)尺寸(cun)和因周轉(zhuan)次(ci)數過(guo)多而出現損(sun)壞的(de)模板(ban)(ban):再次(ci),模板(ban)(ban)安裝時要(yao)注(zhu)意(yi)安裝順序、大跨度(du)構(gou)件的(de)起拱、陰陽角部位(wei)的(de)支護:最后,模板(ban)(ban)拆除時要(yao)注(zhu)意(yi)混凝土的(de)強(qiang)度(du)要(yao)達到相應要(yao)求方可拆除。
鋼(gang)(gang)(gang)筋(jin)(jin)工(gong)(gong)(gong)(gong)程施(shi)工(gong)(gong)(gong)(gong)過程中,首先,鋼(gang)(gang)(gang)筋(jin)(jin)制(zhi)作(zuo)時要(yao)(yao)(yao)(yao)注(zhu)意(yi)鋼(gang)(gang)(gang)筋(jin)(jin)材料是(shi)否(fou)合格(ge)、鋼(gang)(gang)(gang)筋(jin)(jin)堆(dui)放要(yao)(yao)(yao)(yao)妥(tuo)當避(bi)免銹蝕、鋼(gang)(gang)(gang)筋(jin)(jin)表(biao)面(mian)應(ying)潔凈、統籌配料、鋼(gang)(gang)(gang)筋(jin)(jin)切斷端頭不應(ying)有劈(pi)裂、縮頭及(ji)(ji)嚴重(zhong)彎頭:其次,鋼(gang)(gang)(gang)筋(jin)(jin)綁扎(zha)必須牢固,鋼(gang)(gang)(gang)筋(jin)(jin)的(de)(de)排(pai)布順(shun)序(xu)要(yao)(yao)(yao)(yao)正確以(yi)及(ji)(ji)鋼(gang)(gang)(gang)筋(jin)(jin)的(de)(de)保護(hu)(hu)(hu)層厚度要(yao)(yao)(yao)(yao)達到(dao)(dao)要(yao)(yao)(yao)(yao)求:最后(hou)(hou)要(yao)(yao)(yao)(yao)注(zhu)意(yi)一些細節的(de)(de)施(shi)工(gong)(gong)(gong)(gong)技術,如鋼(gang)(gang)(gang)筋(jin)(jin)骨架的(de)(de)尺寸、馬凳撐、錨固長度等(deng)。混凝土施(shi)工(gong)(gong)(gong)(gong)過程中,要(yao)(yao)(yao)(yao)注(zhu)意(yi)混凝土的(de)(de)配合比(bi)、澆筑前得(de)準備工(gong)(gong)(gong)(gong)作(zuo)要(yao)(yao)(yao)(yao)到(dao)(dao)位、振搗工(gong)(gong)(gong)(gong)作(zuo)要(yao)(yao)(yao)(yao)按要(yao)(yao)(yao)(yao)求、施(shi)工(gong)(gong)(gong)(gong)縫的(de)(de)留(liu)設(she)要(yao)(yao)(yao)(yao)合理、混凝土的(de)(de)養(yang)護(hu)(hu)(hu)要(yao)(yao)(yao)(yao)到(dao)(dao)位、注(zhu)意(yi)特殊天氣下混凝土的(de)(de)施(shi)工(gong)(gong)(gong)(gong)。后(hou)(hou)澆帶(dai)施(shi)工(gong)(gong)(gong)(gong)過程中,要(yao)(yao)(yao)(yao)注(zhu)意(yi)后(hou)(hou)澆帶(dai)周邊(bian)混凝土施(shi)工(gong)(gong)(gong)(gong)質(zhi)量,以(yi)及(ji)(ji)后(hou)(hou)澆帶(dai)的(de)(de)鋼(gang)(gang)(gang)筋(jin)(jin)保護(hu)(hu)(hu)。
我們都知道地下室防水的設計對建筑物的影響非常大,設計時要綜合多方面的因素,采用剛柔相接,因地制宜,綜合治理,防、排、堵相結合的原則。專業衛生間防水根據現場的走訪和多年的防水施工經驗來給大家介紹一下崇左市廠家:a.地下(xia)室(shi)(shi)結(jie)構室(shi)(shi)外頂(ding)板(ban)(ban)宜(yi)優先采用(yong)結(jie)構起坡。b.地下(xia)室(shi)(shi)頂(ding)板(ban)(ban)上(shang)有(you)覆土(tu)時,可設(she)塑料排水板(ban)(ban)濾(lv)水層(ceng)有(you)組織收(shou)集積(ji)水,但必須進行專(zhuan)項(xiang)節點設(she)計。c.當地下(xia)室(shi)(shi)頂(ding)板(ban)(ban)被變形縫分隔(ge)時,變形縫應作為種(zhong)植分區邊界,不(bu)得(de)跨縫種(zhong)植。d.當地下(xia)室(shi)(shi)頂(ding)板(ban)(ban)上(shang)無覆土(tu)時,可在卷材防(fang)水的剛性保護層(ceng)上(shang)直接做(zuo)飾面層(ceng)。e.也可采用(yong)單層(ceng)防(fang)水做(zuo)法。
現(xian)在防(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)材(cai)(cai)(cai)料(liao)首要分為二(er)大類(lei):一、柔性防(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)材(cai)(cai)(cai)料(liao),如:種材(cai)(cai)(cai)料(liao)卷(juan)材(cai)(cai)(cai)、JS復合(he)材(cai)(cai)(cai)料(liao)、聚氨酯防(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)材(cai)(cai)(cai)料(liao)、防(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)膠等(deng)等(deng)乳液性的(de)(de)聚合(he)物(wu)防(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)材(cai)(cai)(cai)料(liao)。這(zhe)些(xie)(xie)材(cai)(cai)(cai)料(liao)首要是包裹住基面(mian),不讓水(shui)(shui)(shui)(shui)滲(shen)出和滲(shen)入,這(zhe)些(xie)(xie)材(cai)(cai)(cai)料(liao)有(you)(you)必(bi)定(ding)的(de)(de)延伸(shen)(shen)(shen)率和抗拉才(cai)能(neng)(neng)。僅(jin)有(you)(you)缺陷這(zhe)些(xie)(xie)材(cai)(cai)(cai)料(liao)有(you)(you)必(bi)定(ding)的(de)(de)防(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)年限(xian),也(ye)就是防(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)壽(shou)命。這(zhe)些(xie)(xie)材(cai)(cai)(cai)料(liao)廣泛用(yong)于(yu)的(de)(de)屋面(mian)、衛(wei)生間、伸(shen)(shen)(shen)縮縫、落水(shui)(shui)(shui)(shui)口、磚石等(deng)等(deng)基面(mian)上。二(er)、剛生防(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)材(cai)(cai)(cai)料(liao):望文(wen)生義,它有(you)(you)高強度(du),但他(ta)缺少延伸(shen)(shen)(shen)率和抗拉才(cai)能(neng)(neng),但防(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)壽(shou)命長久施(shi)工后跟混(hun)凝(ning)(ning)(ning)土(tu)同等(deng),如:水(shui)(shui)(shui)(shui)不漏、水(shui)(shui)(shui)(shui)泥基浸透(tou)結晶、浸透(tou)防(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)劑、永(yong)凝(ning)(ning)(ning)液等(deng)等(deng)。它們是使用(yong)混(hun)凝(ning)(ning)(ning)土(tu)結構的(de)(de)多孔性透(tou)過毛(mao)細(xi)管(guan)現(xian)像,使用(yong)親水(shui)(shui)(shui)(shui)性以水(shui)(shui)(shui)(shui)為載體浸透(tou)到(dao)混(hun)凝(ning)(ning)(ning)土(tu)內部(bu),發生化學反應(ying),形成結晶體,堵信毛(mao)細(xi)孔到(dao)達防(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)作用(yong),添加混(hun)凝(ning)(ning)(ning)土(tu)強度(du),這(zhe)些(xie)(xie)材(cai)(cai)(cai)料(liao)廣泛應(ying)用(yong)于(yu)地下室、衛(wei)生間、污水(shui)(shui)(shui)(shui)池、蘊水(shui)(shui)(shui)(shui)池、也(ye)可直接(jie)用(yong)于(yu)飲用(yong)水(shui)(shui)(shui)(shui)池等(deng)等(deng)。所以現(xian)在一般防(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)要求高的(de)(de),設計上會用(yong)剛柔結合(he)的(de)(de)防(fang)(fang)(fang)(fang)水(shui)(shui)(shui)(shui)方(fang)案!
在(zai)(zai)墻(qiang)(qiang)(qiang)板(ban)(ban)混(hun)凝(ning)(ning)(ning)(ning)土配(pei)合比(bi)設(she)計(ji)試配(pei),確定設(she)計(ji)配(pei)合比(bi)階段,采取了(le)降(jiang)低水(shui)灰(hui)比(bi)的(de)(de)措(cuo)施(shi)。底(di)(di)板(ban)(ban)與(yu)墻(qiang)(qiang)(qiang)板(ban)(ban)同為C30P12,而底(di)(di)板(ban)(ban)的(de)(de)水(shui)灰(hui)比(bi)為0.47。而墻(qiang)(qiang)(qiang)板(ban)(ban)的(de)(de)水(shui)灰(hui)比(bi)為0.41,混(hun)凝(ning)(ning)(ning)(ning)土的(de)(de)坍落(luo)度指(zhi)標底(di)(di)板(ban)(ban)為18~20厘(li)米(mi),墻(qiang)(qiang)(qiang)板(ban)(ban)坍落(luo)度指(zhi)標控制(zhi)在(zai)(zai)14~16厘(li)米(mi)。采取該措(cuo)施(shi)的(de)(de)目的(de)(de)在(zai)(zai)于減少用水(shui)量、降(jiang)低混(hun)凝(ning)(ning)(ning)(ning)土的(de)(de)收縮(suo)。在(zai)(zai)混(hun)凝(ning)(ning)(ning)(ning)土澆筑(zhu)階段,采用二次振搗(dao)的(de)(de)工藝,即在(zai)(zai)混(hun)凝(ning)(ning)(ning)(ning)土初(chu)凝(ning)(ning)(ning)(ning)前進行二次振搗(dao)。避免混(hun)凝(ning)(ning)(ning)(ning)土因沉(chen)降(jiang)收縮(suo)而引(yin)起的(de)(de)裂(lie)縫。提醒這些措(cuo)施(shi)的(de)(de)實施(shi)對控制(zhi)墻(qiang)(qiang)(qiang)體裂(lie)縫的(de)(de)出現是非常(chang)有必要(yao)的(de)(de)。在(zai)(zai)澆筑(zhu)過程中其(qi)他方(fang)(fang)面的(de)(de)控制(zhi)均與(yu)底(di)(di)板(ban)(ban)的(de)(de)控制(zhi)措(cuo)施(shi)方(fang)(fang)法(fa)相同。