装修过程中吊顶的吊筋超过2米有没有合算标准

2025-02-16 15:37:29
推荐回答(1个)
回答1:

常见问题1:吊筋设置不规范
  首先是吊筋的选材,根据设计的要求它可以是金属的,也可以是木吊筋,需要注意的是都必须做防腐处理,木吊筋还要注意防火、防蛀问题,做出必要的处理。其次是吊筋设置的数量,规范规定吊筋间距不应大于1.2米,吊筋的位置如果与需要设置在吊顶内的设施相冲突,可采取位移加密的办法来解决。关于吊筋与楼板或大梁的连接,应当用预埋件或膨胀螺栓焊接固定,现在还有不少木工采用明令禁止的木桢固定法,有的竟直接用木吊筋上头削尖,敲入楼板孔内,他好象不知道木桢会干燥收缩似的,这就种下了不安全的种子,留下了隐患。
  正确的做法是用两个膨胀螺栓将断面不小于40*50毫米,长度不小于200毫米的木方固定在楼板底面,用元钉将木吊筋钉牢在与其垂直的40×50毫米木方中部,元钉距木吊筋端头应大于20毫米。如果上部木方太小,固定木吊筋的元钉距木吊筋端头太短,在承受吊顶的全部重量时,木吊筋容易豁开脱落,以至酿成事故。
  常见问题2:龙骨设置部规范
  吊顶的主副龙骨形成吊顶天棚的外部造型,主龙骨与吊筋连接,副龙骨固定在主龙骨上。主龙骨承上启下,应确保整个吊顶天棚的平面刚度,主龙骨的断面必须符合设计要求,还要按房间短向跨度的0.1~0.3%起拱。作为固定吊顶幅面材料的基层,副龙骨的间距不得大于600毫米,用于潮湿地区和场所,间距宜为300~400毫米,副龙骨的宽度不得小于40毫米。
  龙骨用材应作为以项必须检查的内容,金属龙骨应有出厂合格证,主要复核断面厚度,木龙骨应用变形小的木材如白松,断面尺寸不得太小,主龙骨应为50*70毫米,次龙骨应为50*50或40*60毫米,钉面板的一面应刨光,除检查断面尺寸外,还要查含水率是否低于15%,防火涂料有无合格证,涂刷是否到位,靠墙的边龙骨靠墙面应刷沥青清漆防腐。
  证个龙骨系统安装前,应在墙上弹好标高正确的水平线,安装完毕应全面校正主副龙骨的位置和平整度,连接件应错位安装。
  常见问题3:吊顶内管线混乱,纠缠不清
  房屋内需要在吊顶内穿过的管线和设施特别多,有强电系统、弱电系统、空调系统、灯具系统、给排水系统等等,如果互相纠缠,你挂在我的支架上,我绑在你身上,不仅影响使用功能,还会造成事故。必须在设计阶段就安排好,在标高上分配不同层次,在平面上各有不同的区划,井水不犯河水,尤其是吊挂系统各自独立,不能相互攀附,水电气管道相互间保持规定的安全距离,冷热水管还要做好保温包覆,电线不仅要穿管,而且要用支架架空,不准绑在吊顶吊筋上,或随意扔在龙骨上。还有一个重要问题,各种管线都要按规定进行测试验收,合格后才能封面板。
  常见问题4:吊顶面板固定不规范
  吊顶的面板就是给人第一印象的面孔,如果三翘四裂,如果裂缝纵横,或者线不成线,面不象面,那就面目可憎了。
  造成上面毛病的原因大致有以下几种,一是龙骨安装后没整平或龙骨间的连接件只是虚挂没有夹紧夹牢,面板一受上力自然变形;二是该起拱的没起拱,面板会显得下垂;三是面板固定时没按规定留缝,撞得很紧,嵌缝材料嵌不紧进,致使贴缝处理无法到位,反而会有裂缝;四是搁置式面板没上固定卡,有松动,自然不平付;五是油工马虎,造成线不直、面不清,钉头防锈漆不到位,时间一长就露黄;六是固定面板的钉距太大,要求是板周边150~170毫米,板中部不得大于200毫米,螺钉与板边距离不得小于15毫米。

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