《建筑施工新技术》教学课件：结构构件加固技术

1、,抗震、加固与监测技术,Seismic,Reinforcement,and Monitoring Technology,抗震、加固与监测,技术,Seismic,Reinforcement,and Monitoring Technology,技术定义,Technical definition,0 1,技术指标,Technical indicators,0 2,适用范围,Scope of application,0 3,工程实例,Project examples,0 4,结构构件,加固技术,Structural component reinforcement technology,结构构件加固技术,Structural component reinforcement technology,结构构件加固技术常用的有钢绞线网片聚合物砂浆加固技术和外包钢加固技术。,Commonly used reinforcement techniques for structural elements are stranded wire mesh polymer mortar reinforcement an

2、d overmoulded steel reinforcement.,技术定义,Technical definition,结构构件加固技术,Structural component reinforcement technology,钢绞线网片聚合物砂浆加固技术是在被加固构件进行界面处理后，将钢绞线网片敷设于被加 固构件的受拉部位，再在其上涂抹聚合物砂浆。,The strand mesh polymer mortar reinforcement technique involves laying the strand mesh on the tensile part of the reinforced member after the reinforced member has been treated at the interface and then applying polymer mortar to it.,技术定义,Technical definition,结构构件加固技术,Structural component reinforcement technology,技术定义,T

3、echnical definition,外包钢是一种广泛采用的混凝土构件加固方法，通常采用型钢或钢板外包在原构件表面、四角或两侧,并在混凝土构件表面与外包钢缝隙间灌注高强水泥砂浆或环氧树脂浆料，同时利用横向缀板或套箍作为连接件，以提高加固后构件的整体受力性能。,The external steel cladding is a widely used method of reinforcing concrete members,usually using steel sections or steel plates to be wrapped around the surface,corners or sides of the original member,and filling the gap between the surface of the concrete member and the external steel cladding with high-strength cement mortar or epoxy resin slurry,while using trans

4、verse plates or hoops as connections to improve the overall force performance of the reinforced member.,结构构件加固技术,Structural component reinforcement technology,技术定义,Technical definition,外包钢是一种广泛采用的混凝土构件加固方法，通常采用型钢或钢板外包在原构件表面、四角或两侧,并在混凝土构件表面与外包钢缝隙间灌注高强水泥砂浆或环氧树脂浆料，同时利用横向缀板或套箍作为连接件，以提高加固后构件的整体受力性能。,The external steel cladding is a widely used method of reinforcing concrete members,usually using steel sections or steel plates to be wrapped around the surface,corners or sides of the original member,an

5、d filling the gap between the surface of the concrete member and the external steel cladding with high-strength cement mortar or epoxy resin slurry,while using transverse plates or hoops as connections to improve the overall force performance of the reinforced member.,结构构件加固技术,Structural component reinforcement technology,技术指标,Technical specifications,钢绞线网片聚合物砂浆加固,Steel strand mesh polymer mortar reinforcement,钢绞线网片聚合物砂浆加固的材料和设计计算及施工应符合行业标准钢绞线网片聚合物砂 浆加固加固技术规程JGJ 337 的要求,The material and design c

6、alculation and construction of the steel strand mesh polymer mortar reinforcement shall comply with the requirements of the industry standard Technical Specification for Steel Strand Mesh Polymer Mortar Reinforcement JGJ 337,结构构件加固技术,Structural component reinforcement technology,外包钢加固,External steel reinforcement,外包钢加固的设计计算和胶粘剂的要求应符合国家现行标 准混凝土结构加固设计规范GB 50367 和行业标准建筑抗震加固技术规程JGJ 116 的规定，关于钢材、焊缝设计及其施工的要求应符合现行国家标准钢结构设计规范GB 50017 的规定。,The design calculation and adhesive requirements for external ste

7、el reinforcement should comply with the current national standard Code for Design of Concrete Structure Reinforcement GB 50367 and the industry standard Technical Code for Seismic Reinforcement of Buildings JGJ 116.The requirements for steel,weld design and construction should comply with the current national standard Code for Design of Steel Structures GB 50017.,适用范围,Scope of application,钢绞线网片聚合物砂浆加固,Steel strand mesh polymer mortar reinforcement,适用于砌体结构砖墙、钢筋混凝土结构梁、板、柱和节点的 加固。,It is applicable

8、to the reinforcement of Masonry brick wall,reinforced concrete structural beam,slab,column and node.,适用于需要提高截面承载能力和抗震能力的钢筋混凝土梁、柱结构的加固。,Suitable for the reinforcement of reinforced concrete beam and column structures that require improvement in cross-sectional bearing capacity and seismic resistance.,适用范围,Scope of application,外包钢加固,External steel reinforcement,钢绞线网片聚合物砂浆与外包钢加固技术已在北京火车站、北京工人体育场、北京工人体育 馆、中国国家博物馆、厦门郑成功纪念馆、厦门特区纪念馆等加固改造工程中应用。,Steel strand mesh polymer mortar with external steel reinfo

9、rcement technology has been applied in the reinforcement and renovation projects of Beijing Railway Station,Beijing Workers Stadium,Beijing Workers Stadium,National Museum of China,Xiamen Zheng Chenggong Memorial Hall and Xiamen Special Zone Memorial Hall.,工程案例,Project examples,工程案例,Project examples,中国国家博物馆老馆建于,1959,年，总建筑面积为65000m,2,，为50年代北京十大建筑之一。,The old National Museum of China was built in 1959,with a total construction area of 65000m,2,which was one of the top ten buildings in Ten Great Bui

10、ldings in the 1950s.,工程案例,Project examples,结合建筑总体功能布局、同时保持原有建筑风貌，将老馆沿长安街、天安门广场及南侧等外围部分建筑保留，中间部分拆除重建，保留部分原结构均为柔性框架结构。,In combination with the overall functional layout of the building,while maintaining the original architectural style,the old building will be retained along Changan Avenue,Tiananmen Square,the south side and other peripheral buildings,and the middle part will be demolished and rebuilt.The original structure of the retained part is a flexible frame structure.In order to reduce the

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