n喷涂硬时泡聚氨酯外墙外保温工程施工方案.doc
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1、position-related consumption of civil servants has been swept by finance, consumer, regardless of cost, extravagance and waste in the civil service position-related consumption, abuse, corruption and embezzlement, corruption is important. Then, under the conditions of market economy, how to reform t
2、he existing civil duty consumption management, explores a source to prevent and curb the post consumption corruption way, is currently a major issue faced by honest work. Recently, I conducted research on this issue, this problem on some humble opinions. First, the existing public servants duty cons
3、umption the main problems seen from the investigation and reasons, in recent years, public servants duty consumption caused by the abuses and not a person of integrity, is one of the major problems in the party in Government, its operation order have a negative effect on the party and Government org
4、ans, seriously damaging the image of the party and the Government, undermining the relationship between party and the masses, effect, opening up and economic construction. From I County in recent years of governance situation see, positions consumption in the produced of two not phenomenon rendering
5、 four a features: a is positions consumption system lost has due of binding, right is greater than rules, and right is greater than method of phenomenon more highlight; II is in positions consumption in the Camera Obscura operation, using terms, will positions consumption into has personal consumpti
6、on, will corporate points to into personal points to, makes positions consumption in some aspects has into positions enjoy and self-dealing of means; three is to positions consumption for name, fraud, false impersonator, Trend of negative corruption phenomena such as corruption and misappropriation;
7、 four palaces, follow the fashion, rivalries, wasteful, and post consumption became a symbol of showing off their individual capacities. Caused by public servants duty consumption of many two phenomenon in which people reflect the biggest problems are: (a) the official car problems. Mainly in three
8、aspects: one is the larger buses cost expenditure. According to statistics, until November 2003, XX County township Department bus 159 cars, which department owns the bus 145 vehicles, and showed an increasing trend. Financial expenses cost per bus per year to 35,000 yuan, and in fact every cost up
9、to 50,000 yuan. Some units also hiring temporary drivers and expenditure on wages and subsidies. Necessary to keep a car, but also dependants, leading to larger expenses. Second, gongchesiyong breed unhealthy tendencies. Some people believe that now some bus drivers use one-third, one-third leading
10、private one-third used for official purposes. Some public servants, especially leading officials motoring, cars for private purposes, violating the self-discipline regulations, and even lead to traffic accidents. According to statistics from related departments, since 2004, the correct investigation
11、 in our County serves nearly 30 cars for private purposes, only the first half of this year, cars for private purposes or奥体新城紫薇园-喷涂硬泡聚氨酯外墙外保温工程 施工设计组织方案025-85150612喷涂硬泡聚氨酯外墙外保温工程施工方案南京长三角防水保温材料有限公司2012年4月30日目 录1. 编制依据-2. 工程概况-3. 施工准备-4. 技术准备-5.基层准备-6. 施工工艺流程-7. 各施工工序的主要施工方法-8.施工管理-9.安全生产、文明施工-1. 编制依
12、据1.1 GB502102001建筑装饰装修工程质量验收规范1.2 GB503002001建筑工程施工质量质验收统一标准1.3 GB504042007硬泡聚氨酯保温防水工程技术规范1.4 DBJ11135-2008外墙外保温应用技术规程1.5 L06J113居住建筑保温构造详图1.6L07SJ116硬泡聚氨酯保温防水构造详图(外墙和屋面)1.7GB50411-2007建筑节能施工质量验收规范1.8聚氨酯硬泡外墙外保温工程技术导则1.9江苏省居住建筑节能监测及验收技术规程2.0南京市住宅工程质量通病防治办法2.1民用建筑外墙保温系统及外墙装饰防火暂行规定 2.工程概况2.1 工程名称: 奥体新城
13、紫薇园一期外墙保温及装饰面层施工 2.2 工程地点: 南京市建业区梦都大街158号 2.3 施工内容: 外墙外保温施工,外墙装饰面层施工 2.4 施工面积: 待定 2.5 质量标准:本工程按照国家现行的标准及相关专业验收规范、标准验收、质量达到合格标准。2.6 施工工期: 80 日历天。2.7各部位做法要求:涂料墙面、主楼周边接触室外空气地板:30厚聚氨酯硬泡+20厚胶粉聚苯颗粒砂浆+5厚抗裂砂浆复合耐碱玻纤网格布。面砖墙面:30厚聚氨酯硬泡+20厚胶粉聚苯颗粒砂浆+10厚抗裂砂浆复合热镀锌电焊网。凸窗:35厚胶粉聚苯颗粒砂浆+5厚抗裂砂浆复合耐碱玻纤网格布。外廊、内廊(外廊至入户门之间为内廊
14、)、楼梯间、管道井内部靠近住宅侧墙体:25厚胶粉聚苯颗粒砂浆+5厚抗裂砂浆复合耐碱玻纤网格布。不需保温的外墙面,如外廊、内廊、管道井、楼梯间不靠住宅的外墙、电梯井道外墙:只作5厚抗裂砂浆复合耐碱玻纤网格布。主楼下设备夹层顶板:70厚岩棉板+12厚石膏板。窗口凸沿与窗框之间的平面20厚胶粉聚苯颗粒砂浆+5厚抗裂砂浆复合耐碱玻纤网格布(涂料墙面)或+10厚抗裂砂浆复合热镀锌电焊网(面砖墙面)。3. 施工准备3.1施工机械的准备3.1.1聚氨酯发泡设备本工程中的聚氨酯发泡所选用的主要设备为美国Glas-Craft 公司生产的MX-II聚氨酯发泡散布系统,该系统为高压喷涂发泡设备。因为高压喷涂设备的物
15、料在空间很小的混合室内高速撞击并剧烈旋转,混合非常充分。高速运动的物料在喷枪口形成细雾状液滴,均匀地喷射到物件表面。3.1.2喷涂聚氨酯用空气压缩机型号w-1.0/7,公称排气量1.0m3/min,额定排气压力0.7Mpa,配用电机功率7.5KW。3.2常用工具准备3.2.1铁抹子; 3.2.2阴、阳角抹子:聚苯颗粒找平层施工宜用塑料材质,抗裂砂浆宜用钢材质; 3.2.3托灰板;成品型塑料制品; 3.2.4杠尺:铝合金杠尺长度2-2.5m和长度1.5m两种; 3.2.5靠尺:木靠尺2-3m,单面为八字尺; 3.2.6猪鬃刷:2寸; 3.2.7方头铁锨; 3.2.8筛子:孔径2.5-3mm; 3
16、.2.9手推车; 3.2.10木方尺:单边长不小于15cm;3.2.11常用的检测工具:经纬仪、大线锤及放线工具、2m托线尺/杠尺、方尺、探针、钢尺等; 3.2.12聚氨酯喷涂设配维修所需全套工具; 3.2.13与硬泡聚氨酯保温层厚度一致的钉子;3.2.14门窗遮挡材料选用塑料彩条布,架子管、铁艺等可选用聚乙烯塑料地膜。3.3 材料准备1、聚氨酯聚氨酯为聚醚多元醇和异氰酸酯混合反应形成的具有防水和保温隔热等功能的硬质泡沫材料,发泡剂采用非CFC物质。执行标准:序号项 目指 标 要 求测试方法喷涂法35表观密度,kg/m3按国家标准规范执行导热系数(232),W/(mK)0.024拉伸粘结强度,
17、kPa150(1拉伸强度, kPa2002断裂延伸率,%7吸水率,%4尺寸稳定性(48h),%802.0-301.0阻燃性能平均燃烧时间,s70平均燃烧范围,mm40烟密度等级(SDR)75按国家标准规范执行注:(1)是指与水泥基材料之间的拉伸粘结强度。(2) 拉伸方向为平行于喷涂基层表面(即拉伸受力面为垂直于喷涂基层表面)。2、抗裂砂浆 抹面胶浆性能指标序号项 目指 标要 求测试方法序号项 目指 标要 求测试方法1可操作时间,h1.54.0JG 149,JG/T 3049 3抗折强度,MPa7.5GB/T 176712拉伸粘结强度(与聚氨酯硬泡保温板),kPa原强度150,且破坏界面在聚氨酯
18、硬泡上耐水性100,且破坏界面在聚氨酯硬泡上4压折比3.0JG 149, GB/T 17671耐冻融性能100,且破坏界面在聚氨酯硬泡上耐碱玻璃纤维网格布性能指标序号项 目指 标要 求测试方法序号项 目指 标要 求测试方法1单位面积质量,g/m2130GB/T 9914.33耐碱断裂强力保留率(经、纬向),%50JG 1492耐碱断裂强力(经、纬向),N/50mm750GB/T 7689.5,JG 1494断裂应变(经、纬向),%5.0GB/T 7689.5,JG 1494.技术准备4.1进场施工前,项目经理及技术人员应先熟悉图纸及设计变更等,明确施工部位。4.2对施工工人进行技术交底及安全交
19、底。5.基层准备基层墙体应符合混凝土结构工程施工质量验收规范(GB50204-2002)和砌体工程质量验收规范(GB502032002)要求。保温工程施工前,按照建设程序其结构、主体等应经相关部门验收并合格。外墙面基层的垂直度、平整度应符合国家现行施工及验收规范要求。进行保温施工前还应做好以下具体工作:(a)阳台栏杆、落水管托架、外挂消防梯等已安装完毕;(b)突出外墙面的预埋管(件)已经安装好并预留出保温层厚度;(c)脚手架孔穿墙孔及墙面缺损处已用水泥砂浆修补好;(d)混凝土梁、柱、墙上的钢筋头和凸出物10mm的应剔除;(e)主体结构的变形缝应提前做好处理;(f)墙面应干净,无油渍浮灰;松动风
20、化部分应剔除;(g)在喷涂硬泡聚氨酯保温层前应控制基面表面平整度达到3mm,方可进行硬泡聚氨酯保温层施工;对于基层平整度达不到要求的工程,也可根据现场实测情况与相关人员协商加大胶粉聚笨颗粒的用量;(h)喷涂聚氨酯保温层前应做好门窗口框、脚手架及非保温部位的遮挡工作;(i)各大角的控制线安装完毕。6.施工工艺流程基层墙体清理 喷刷聚氨酯防潮底漆 喷涂第一遍聚氨酯保温材料(厚度控制在1cm左右) 继续分层喷施聚氨酯保温直至符合要求 检查聚氨酯保温层厚度 修整聚氨酯保温层厚度 喷刷界面剂 抹聚苯颗粒找平层 刮抹抗裂砂浆复合耐碱玻纤网格布 分部工程验收。7. 各主要施工工序的施工方法7.1 基本要求7
21、.1.1喷涂施工时的环境温度宜为1040,风速应不大于5m/s(3级风),相对湿度应小于85%,雨天不得施工,如需施工须采取防护措施。7.1.2施工基面检查、清理、验收合格后方可喷涂施工。7.1.3硬质聚氨酯必须在喷涂施工前配制好,双组分液体原料必须按工艺设计配比1:1准确计量,混合应均匀,热反应充分,输送管路不得渗漏。7.1.4应按照使用说明书操作设备,喷涂时应先启动空压机,并打开压缩空气开关,再启动发泡机料泵,开始时的料液应放弃。在正式作业前先进行试喷,待料液的比例正常后方可正式进行喷涂或浇注作业。7.1.5在聚氨酯喷涂前,应预先在基层上安装好主龙骨及管线线、附件等。聚氨酯喷涂后,严禁在墙
22、面或屋面上开孔、开洞,安装管线及附件,以免影响保温效果及留下安全隐患。7.1.6施工时喷枪与基层面的距离为0.6m,移动速度要均匀。喷涂顺序由下风口逐渐向上风口移动,施工人员面向下风口倒退行进。7.1.7 喷涂作业时,上一层喷涂的聚氨酯硬泡表面不粘手后,才能喷涂下一层。7.1.8一个施工作业面可分遍喷涂完成,一是为了能够及时控制调整喷涂层的厚度,减少收缩影响。二是可以增加结皮层,提高防水效果。每遍喷涂厚度应小于等于15mm。当天的施工作业必须当日连续喷涂施工完毕。7.1.9聚氨酯喷涂施工后, 24小时后可修整,72小时后进入下道工序施工。下道工序施工时必须注意防止对聚氨酯造成破坏,尤其是屋面细
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