钢架结构的基础结构加固方式

发布时间:2020-03-03

钢架结构的基础结构加固方式

2026-03-04 9 次阅读 0 条评论
钢架结构的基础结构加固方式
发布时间:2020-03-03

一部分钢架结构完工時间长了以后要想工程建筑的使用寿命更长得话是必须开展结构加固的,今天上海钢结构公司来解释一下钢架结构是如何开展结构加固的!

钢架结构的基础结构加固方式:


1、基础薄弱易倒位置宜选用的结构加固方式:

(1)假如是窗间墙总宽过小或抗震等级工作能力不符合要求,那麼可加设混凝土结构窗子或选用钢筋网片水泥砂浆整体面层、板墙等方式结构加固;

(2)支撑点房梁等的墙段抗震等级工作能力不符合要求可加设填充墙柱、组成柱、混凝土结构柱,又或是是选用钢筋网片水泥砂浆整体面层、板墙等方式结构加固;

(3)支撑点悬挑预制构件的墙面不符评定规定能够在悬挑预制构件顶端加设混凝土结构柱或填充墙组成柱结构加固;

(4)隔断墙无拉接或拉接不稳固可选用嵌边、铺设钢夹套、锚板或钢支撑杆结构加固;当隔断墙太长、过高时可选用钢筋网片水泥砂浆整体面层开展结构加固;

(5)出平屋面的楼梯口、电梯厅和储水箱间不符评定规定时可选用整体面层或另加柱结构加固,其上端应与屋架预制构件有靠谱联接,假如是下边应与主体工程的结构加固对策相接;

(6)出平屋面的烟筒、无拉结圈梁、门面等超出要求的高宽比时须拆卸、减少高宽比或选用槽钢、钢支撑杆结构加固;

(7)悬挑预制构件的锚固长度不符合要求时能加支撑杆或采用降低悬挑长短的对策;


2、假如是混凝土结构建筑结构管理体系和抗震等级承载能力不符合要求时须选用下列结构加固方式:

(1)单边架构应结构加固或改成双重架构、或采用提升楼、屋架全面性且另外加设抗震等级墙、抗震等级支撑点等抗侧力预制构件的对策;

(2)单跨架构不符评定规定时,应在超过架构抗震等级墙构造的抗震等级墙较大间隔,且不超24m的间隔内加设抗震等级墙、翼墙、抗震等级支撑点等抗侧力预制构件或将相匹配中心线的单跨架构改成多跨架构;

(3)架构柱梁配筋图或承载能力不符评定规定可选用业务外包槽钢、扩大横截面法、粘厚钢板或粘碳布等结构加固方式开展结构加固;

(4)框架柱轴压比不符评定规定时可选用扩大横截面法开展结构加固;

(5)房子弯曲刚度较差、显著不匀称或者有显著的扭曲效用时,可赠予混凝土结构抗震等级墙或翼墙结构加固,也可设定支撑点结构加固;

(6)混凝土结构抗震等级墙配筋图不符评定规定时可加厚型原来墙面或加设端柱、墙面等;

(7)室内楼梯预制构件不符评定规定时可选用黏贴厚钢板、碳布或扩大横截面法开展结构加固。

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