冷热水管管道施工十分重要,安装冷热水管需要注意什么?
推荐回答(5个)
如果你家里的洗澡水冷得太快,那极有可能是家里的冷热水管没做好,冷热水管靠的太近,让热水管失温过快。在家庭装修中,冷热水管管道施工十分重要,马虎不得,为了确保使用顺畅、安全无忧,有一些原则必须要遵守。
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一、冷热水管的设计原则
1、冷热水管保持距离
冷热水管靠的太近,冷水管会干扰到热水管的保温功能,即使冷水管内的水加热到一定程度,照样还是会吸收热水管的热度。根据施工规范,冷热水管的距离要保持在20cm,这样冷热水管才不会互相干扰。
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2、水管开槽要注意
“走顶不走地,走竖不走横”,地下可能暗藏一些管道和电线,刨地容易破坏原有的管道;水管走地要是漏水还不容易发现,日后维修麻烦损失也比较大。
3、冷热水管需要固定
施工过程来来往往,产生磕碰在所难免,水管在这种情况下容易被踢到,使水管松脱,出现漏水现象。可以用固定环将水管固定住,可以减少磕碰中水管的移位,保护水管,降低漏水概率。
4、水压不够时,主干要粗,分支细
当水管的管径过长时,尾端的水压变低,水流相应变小。解决方法是,在热水器、厨房、卫生间入口处分支管线,再用20mm的4分管,可以维持水压的稳定
5、水管铺好及时试水
水管铺好后,可以立马就试水压。这样可以现场检查水压的大小还有是否有漏水的地方,若是等水泥铺好再试水压,有问题也看不见。
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6、水管隐藏,覆盖厚度不马虎水管入墙,则冷水管的水泥砂浆厚度在10mm,热水在15mm;水管入地,砂浆厚度不能小于10mm。
7、后续保护要做好水管试完水压后,应及时用管堵把水管堵住,以防杂物掉进去,造成淤堵。
二、关于冷热水管的小提示
1、冷热水管常见材质交PPR,纯正的PPR水管,可长期耐高温使用,温度可达70℃到95℃。这种水管结实耐压,价格不贵,使用年限高达50年。
2、冷水管上面是蓝绿色标示线,热水管则是红色,一般遵循左热右冷、上冷下热的原则。3、在华北或者降雪地区,都要多包一层保温材料,防止水管失温过快。
安装之前要看好设计图,安装时一定要严格按照设计图来安装。
在动手安装冷热水管之前,准备工作还有很多,除了准备热水器、水管、弯头、电钻和必要工具以外,还有很重要的一部分是准备和核实安装图纸。
按照之前设计绘制好的管道铺设图纸,确定符合要求后就可以开始进行管道的铺设。
冷热水管靠的太近,冷水管会干扰到热水管的保温功能,即使冷水管内的水加热到一定程度
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