?!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 武汉水惔厂?h) - 武汉耀邦水泥制品有限公?/title> <meta name="Keywords" content="武汉水惔厂?/> <meta name="Description" content="Z详细介绍武汉水惔厂家品内?包括武汉水惔厂家的用途、型受范围、图片等,在这里你可以得知所有武汉水泥管厂家新闻以及最新的市场武汉水惔厂家h?咨询电话:15972028196"/> <link href="/template/NEST60028/lib/css.css" rel="stylesheet" type="text/css" /> <link href="/template/NEST60028/lib/style.css" rel="stylesheet" type="text/css" /> <meta http-equiv="Cache-Control" content="no-transform" /> <meta http-equiv="Cache-Control" content="no-siteapp" /> </head> <body> <div style="position:fixed;left:-9000px;top:-9000px;"><ins id="156lf"><pre id="156lf"></pre></ins><big id="156lf"><tbody id="156lf"></tbody></big><tt id="156lf"></tt><strike id="156lf"><rp id="156lf"><button id="156lf"><rt id="156lf"></rt></button></rp></strike><big id="156lf"></big><output id="156lf"><button id="156lf"><rt id="156lf"></rt></button></output><tt id="156lf"><ol 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<h1>武汉水惔厂?/h1> <p>产品型号Q?/p> <p>产品介:</p> </div> </div> <div class="clear"></div> </div> <div class="procontent"> <div class="tit"> <dl> <dt>产品介绍</dt> <dd></dd> </dl> </div> <div class="detail"> <p><p style="color:#000000;text-indent:0px;"> <strong>武汉<b><a href="http://www.bubway.com.cn/" target="_blank" style="font-weight:bold">水惔厂</a></b>?/strong> </p> <p style="color:#000000;text-indent:0px;"> <a href="http://www.bubway.com.cn/sng/" target="_blank">水惔?/a>安装施工Ҏ </p> <p style="color:#000000;text-indent:0px;"> 沟槽土方 ⑴测定管道中U: 施工前可按设计给定的中线控制点,在现场测讑և中线的v炏V终炏V^?nbsp;折点、纵向折点及直线控制中心桩(用木桩顶钉中心钉讑֮Q?nbsp;Qƈ在v炏V终?nbsp;q面折点的沟槽外适当位置Q设|方向控制桩Qƈ且通过丈量定桩号?nbsp;⑵徏立时水准点Q?nbsp;道工程往往需增设临时水准点,应在E_且不易被撞处设|,光距ؓ 不大?nbsp;30 cؓ宜。时水准点闭合差应W合规定标准?nbsp;⑶沟槽开挖采用挖掘机开挖ؓ主,人工清底Q雨水斗q接及支管采用 人工开挖?nbsp;开挖过E中Q?nbsp;注意观察土质变化Q?nbsp;Ҏ塌方q象的\D采用支撑围护。嘉县同灵水惔制品?nbsp;h掘机开挖挖x底标?nbsp;10cm 左右Q预留槽底土不挖Q后׃h工清除, 修整槽底?nbsp;人工清槽Q?nbsp;认真查槽底土壤有无扰动情况, 如有扰动应做Ҏ处理?nbsp;⑸在沟槽两侧Q?nbsp;槽底以上 1 c_Q?nbsp;对称讄高程桩, 在其上钉{高的高E钉?nbsp;在挖槽见底前及浇{^整前Q均应复管渠中心线及高E桩的高E?nbsp;Ҏ边单面堆土高度不大于 2 cI距沟槽边~距M于 1 c?nbsp;沟槽施工C线的保?nbsp;先向有关部门要求线交底Q以明确C设施的基本位|,必要时先开挖样 z,以探明准位|,利于施工Qƈ保证各种预埋线的安全,施工q程中,?nbsp;暴露的管UK用支撑保护措施。稳: ⑴稳是管子按照设计的高程和^面位|稳固在基础上?nbsp;E管前应对管?nbsp;q行凿毛Q管口凿毛应Ҏ设计寸在管口凿毛处ȝQ用剁斧管子皮凿毛Q?nbsp;不伤及管壁砼?nbsp;늨前基表面的杂物、积水、管子内外清除干净Q管子在沟槽内移?nbsp;Ӟ操作人员密切配合Q防止碰撞,E管时以内径、底标高为准。调整管子高 E时Q所用垫块必d固,E管序从下游向上游。承插式道口朝向上游,插口朝向下游。在井位处稳时Q控制好查井的内径尺寸,E管的管口间隙ؓ 10mm 以便内勄?nbsp;⑶对下管D,两段各设线中线控制?nbsp;1 个,挂线沿中U从下游开始调_ 调好一节稳Z节,且在调下节管时控制管口对头缝?nbsp;1cm 左右。将口冲刷 q净Q用 1:2 x水惔砂浆嵌实间~隙?nbsp;抹带Q?nbsp;⑴排水管道的密闭性和耐久性,在很大程度上取决于铺讄道的质量。管?nbsp;的接口应h_的强度和不透水性,能抵抗污水或C水的侵蚀Qƈ有一定的 Ҏ?nbsp;⑉|作方法: 管口凿毛,除去灰粉Q露出粗骨料Q用水洇湿,用砂填入管~ƈ压实Q?nbsp;表面略低于管外皮Q?nbsp;接着h泥素一道, 8?5 厘米Q?nbsp;?nbsp;用抹子抹层管, 只压实,不压光。操作时可掺许防水材料Q用以提高抗渗性能。用弧Ş抹子?nbsp;上而下抹第二层箍Q?nbsp;形成弧Ş接口Q?nbsp;待初凝后Q?nbsp;用抹子赶光压实, 表面不露砂?nbsp;对于普通稳法安装的管道,子与^基接触的一D|有接口材料,故应单独?nbsp;理,UCؓ做底。做法是Q在安装后的内管口底部凿毛,清理q净后填入砂 压实。管抹完后Q用湿纸覆盖Q??h 后加一层草袋片Q设专h水L?nbsp;⑉丝网水惔砂浆抹带操作E序如下Q?nbsp;A、钢丝网水惔砂浆抹带接口Q也是排水管道和的接口Ş式,接口断面为矩 形,q_宽ؓ 200mmQ厚度ؓ 25mm。接口前管口外皮表面凿毛,除去粉Q?nbsp;露出_骨料,q用水泅ѝ?nbsp;B、用砂浆填管~ƈ压实Q接着在管口处刷宽 25 厘米水惔一道?nbsp;C、抹层砂与外壁粘牢、压实,厚度控制?nbsp;15mmQ随卛_实以?nbsp;与管壁粘接牢固,再将钢丝|包拢ƈ量挤入砂浆中,钢丝|的搭接长度不小?nbsp;100mmQƈ?nbsp;20#镀锌铁丝将铁丝|拾接处l扎牢固?nbsp;D、待层砂初凝后Q开始抹W二层砂,按照抹带宽度和厚度要求, 用抹子赶光压实,不允讔R丝和l扎丝露在抹带外面?nbsp;E、管道的内箍和底与水惔砂浆抹带相同?nbsp;F、抹带完成后Q立卌盖湿U,3?h 后再盖子或塑料薄膜,q设专hq?nbsp;行养护?nbsp;G、加强抹带两腮处厚度的控Ӟ为控制两腮位|抹带厚度可以适当降当?nbsp;低水灰比Q同时在整个工序施工q程Q?nbsp;Q由技术h员现场指导和监督交底内容Q?nbsp;承插式钢{砼安装。【武汉新z年华水泥制品厂】承插式钢筋砼管安装前应首先定好中U及查井的位|, 验基高程?nbsp;格后Q开始从下游吊装下管Q承口在上游。安装好节管道,q将其固定,?nbsp;后再下第二节,安装好橡胶圈Qƈ清除承口内的惔沙。用吊R插口插入承 口内Q然后调直管道,安装倒链Q用钢丝lx挂住W二节钢{砼,用倒链慢慢 拉紧Q插口全部插入承口内,l检查合格后拆除倒链Q然后依ơ进行安装。柔 性接口用的橡胶圈使用前须逐个查,外观应粗l均匀Q椭圆度在允许范围内Q?nbsp;质地应柔软,不得有割裂、破损、气泡、大飞边{缺P安装时承口内工作面, 插口外工作面应清z干净Q套在插口上的圆形橡胶圈应^_无扭Ԍ安装Ӟ 胶圈应均匀滚动CQ放村֤力后回弹不得大于 10mmQ就位后应在承插口工 作面上?nbsp;沟槽回填U配砂石 道隐蔽工程验收合格后,沟槽应及时进行回填。沟槽回填前五天应对回填 U配砂石取样送试验室做出实验Q以取得回填U配?nbsp;石的大含水率。沟槽回?nbsp;时必d沟槽内杂物、木料、草袋、积水等清除q净。穿沟槽的其它线及沟 槽附q徏{物填压实时应沿?nbsp;室中心对U进行,且不得漏夯。回填材料压实后应与井壁紧脓Q新建排水管道与 其他道交叉部位的回填应W合要求的压实度Q井应回填料与被支承管道紧 贴?nbsp;砖砌查井 井室砌筑用机制砖砌筑在整体水泥؜凝土基础上,不应利用道q_Q再?nbsp;宽的办法作ؓ井基。应在挖槽时Q应计算好检查井的准位|,筑道混凝?nbsp;q_Ӟ应将查井井基宽度一ơ浇够。井室内的流槽砌砖,应交错插入井墙, 使井墙与槽形成整体?nbsp;不应先砌井墙Q?nbsp;然后再推砌流槽, 造成槽与井墙分R?nbsp;槽应砌Q砖Q?nbsp;、抹Q面Q成 与上下游径相同的半圆弧形,不应我流槽,也不 应砌成梯形或矩Ş。同Ӟ槽q水断面不应于上游和下游管径的q水断面?nbsp;井底坡度和高E应W合设计要求。圆井的砌筑Q应掌握井墙竖立度和圆顺度,?nbsp;{砂应饱满Q包括竖~) Q特别是污水道的检查井Q包括雨污合检查井Q?nbsp;Q?nbsp;更应使砌~饱满, 防止井壁渗水Q?nbsp;保证带井闭水成功?nbsp;水惔砂浆抚w要掌握厚度?nbsp;均匀、^整、密实。抹完后要封闭井口,以保证ƈ室湿润养护,不抚w造成?nbsp;~、空鼓?nbsp;井室收口砌筑或井室盖板安装:砌ƈ旉时掌握ƈ内尺寸,三面收口时大 可收q?nbsp;5cmQƈ随时挤出的砂浆抹^q将墙表面残余的砂浆及时清除q净。如 果管道覆土较,查井必须也浅Q当井深寸不能满收口高度Q或满了收 口高度以后,井室~小到难以用时Q可以采用四面收口,减少一半收口高度, 来加大井室的办法。至于浅C么程度可采用四面收口Q可Ҏ工程实际情况?nbsp;握。砌收口Ӟ每收一层,变化一个直径,Z保证每层直径准确Q块砖收 q尺寸要均匀Q每层羃后的直径圆都要保持圆润Q根据规范规定宜按每层收q?nbsp;40mm 掌握。收口部分容易出现竖向通缝或鱼鳞缝Q?nbsp;应打制六分砖块,以满错~要求,不出现通缝或鱼鳞缝。收口收q部分的?nbsp;~,为防止Ş成空~,应在砌砖Ӟ在砖的接砌一侧面挑上灰浆Q将竖缝推挤?nbsp;密。勾~时再进一步填严抹qI保证收口部分的砖层能l合成整体受力。盖板的 预制加工或采购,要控刉{量的合理性(应符合设计要求) Q要控制钢筋|片 垫块高度和密度, 以保证各层厚度, 不露{?nbsp;控制底模qx度, 以保证板底光z?nbsp;qx、直、无安装板差Q控制井室盖下的入孔圆润、规矩,?nbsp;保证井筒砌砖?nbsp;接顺、圆润美?</p> 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