20111 施工技术 第40卷第期 CONSTRUCTION TECHNOLOGY 11 强化售后服务,打造服务品牌 吴之乃 (中国建设监理协会,北京100036) [摘要]当今世界,售后服务质量逐渐成为建筑行业竞争的焦点.提出服务品牌的内涵,服务品牌由服务质量、服 务模式、服务技术、服务价格、服务文化、服务信誉构成.通过对建筑业企业售后服务现状的分析,附明企业创建服 务品牌的重要意义,以及实施服务品牌战略的必要性,进而提出打造服务品牌的基本策略. [关键词]建筑业企业;服务品牌;工程保修;售后服务 [中图分类号]TU7 [文献标识码]A [文章编号]1002-8498(2011)01-0011-03 Strengthening After Service and Making Service Brand Wu Zhinai China Association of Engineering Consultants Beijing 100036 China) Abstract:Nowadays in the building corporations after service quality bee the petition focus gradually.The concept of service brand is put forward which poses of service quality mode technique price culture and credit.Based on the analysis of after service quality in building corporations at present period the significance of setting service brand and the necessity of carrying out it are pointed out simultaneously then the basic strategy of making service brand is concluded. Key words:building corporation:service brand;project guarantee;after service 新中国成立以来,伴随国家经济建设规模的不标准.服务质量构成了服务品牌的核心. 断扩大,中国建筑行业逐步发展成为国民经济的支 2)服务模式服务模式包括经营模式(如外 柱产业.特别是改革开放以来,建筑行业进行了一 包、特许、自主等服务扩张模式)、管理模式等方面, 系列的改革,产业规模持续扩大,产值逐年增加,对服务模式与服务反应速度、服务规模共同构成服务 国民经济的支柱作用不断增强,涌现出一大批名牌的3大核心竞争点.通过服务模式可以稳定服务运 企业.与此同时,我国工程设计和建造能力不断提 营质量(包括服务质量、抗风险能力、持续经营能力 高,上海世界金融中心、鸟巢、水立方等一大批精品 等)方面的稳定性,使企业不会因组织机构变革、服 工程为世人所瞩目.但随着市场同质化的竞争日趋 务人员岗位调整、流失等因素而影响到服务运营,尤 激烈,企业在设计、施工等这些有形因素方面技术差 其是服务质量,同时也有利于保证服务战略的实现. 异逐渐缩小,而用户的期望却在逐渐升级.面对来 3)服务技术服务的技术含量是决定服务质 自市场、用户和竞争对手的挑战,服务成为下一轮竞量的关键要素之一,同时通过不断创新服务技术可...
施工技术 2013年6月上 122 CONSTRUCTION TECHNOLOGY 第42卷第11期 D0I:10.7672/sgjs2013110122 开洞加劲钢板剪力墙的力学性能研究* 赵剑丽,段清星,赵伟 (浙江交通职业技术学院路桥学院,浙江杭州311112) [摘要]针对深圳梅山苑7号楼钢板剪力墙上开洞问题,对开洞闭口加劲钢板剪力墙进行了有限元研究,给出了不 同开洞位置和不同开洞率钢板剪力墙荷载侧移曲线,分析了开洞位置和开洞率对初始刚度、屈曲荷载和极限荷载 的影响.研究表明,中间开洞对钢板剪力墙刚度和极限承载力影响较大,可以采用线性公式计算开洞对钢板剪力 墙初始刚度、屈曲荷载和极限荷载的折减. [关键词]钢板剪力墙;加劲肋;刚度;极限承载力 [中图分类号]TU392.4 [文献标识码]A [文章编号]1002-8498(2013)11-0122-04 Mechanical Properties of Stiffened Steel Plate Shear Walls with Opening Zhao Jianli Duan Qingxing Zhao Wei Department of Road and Bridge Zhejiang Institute of Communication Hangzhou Zhejiang 311112 China) Abstract:With respect to the openings in the steel plate shear walls SPSWS)of No.7 building of Meishanyuan in Shenzhen the behaviour of closed stiffened steel plate shear wall with opening was studied with finite element method.The load-displacement relationships of the shear walls were obtained for different opening positions and opening ratios.The effect of opening positions and opening ratios on the initial stiffness buckling resistance and ultimate resistance of the steel plate shear walls was analyzed.The result shows that steel plate shear walls experience a progressive reduction in stiffness and strength with an increase of the opening size.The reduction factors for initial stiffness elastic buckling load and ultimate bearing capacity of steel plate shear walls can be calculated by linear formulas. Key words:steel plate shear walls;stiffener;stiffness;ultimate bearing capacity 为满足建筑功能要求,需在...
[关键词]安装;幕墙;陶土板;设计;施工 [中图分类号】TU767[文献标识码】A[文章编号】1002-8498(2014)10-0109-03 DesignandConstructionofExternalWallDecoration SystemwithOpeningCeramicPlate Han Wei,Gao Yunfei Abstract:The external wall decoration system with opening ceramic plate are adopted in an actual project. Combined with actual application, the characteristics of ceramic plate is introduced, and authors also introduce the design and construction method of external wall decoration system with ceramic plate, and the problems in design and installation, major support ponents,feasibility research and joint treatment are summarized. The results of application show that external wall decoration system with protection. Key words:installation; curtain wall; ceramic plate; design; construction 1工程概况 能,外墙系统产生通风空间,减少热量的传递,可以 某建筑高38.5m,地上5~9层,地下1层,框架散湿散热,防止背腔结露,提高建筑物自身的舒适 结构,首次应用大规格开放式陶土板,该类陶土板度,达到双重立体保温效果;施工成品刚度大,抗腐 适用于各类建筑室内外墙面,特别适用于环境污染蚀性强、抗冲击力大,自重较轻,适合风压大及有抗 严重的场所。
施工技术 2016年4月上 62 CONSTRUCTION TECHNOLOGY 第45卷第7期 D0I:10.7672/8js2016070062 开挖速率对软黏土深基坑时间效应的影响分析* 王志鹏12,冯怀平,张良3 (1.石家庄铁道大学土木工程学院,河北石家庄050043;2.铁道第三勘察设计院集团有限公司,天津300142; 3.河北建设勘察研究院有限公司,河北石家庄050043) [摘要]基于流固耦合的基本控制方程,编制了相应的可以考虑时间效应的程序,通过某深基坑的验算,对不同开 挖速率、地表沉降和桩顶位移、桩后土体超孔隙水压和有效应力、应力路径变化情况进行了分析,结果表明开挖速 率大的基坑其坑侧土体应力先达到土体的抗剪强度而破坏,建议在实际工程中易采用分层开挖的方法进行施工. [关键词]深基坑;流固耦合;时间效应;位移;应力;有限元分析 [中图分类号]TU411.2 [文献标识码]A [文章编号]1002-8498(2016)07-0062-04 Analysis on Time Effect of Soft Clay Deep Foundation Excavation Under Different Excavation Rate Wang Zhipeng.2 Feng Huaiping' Zhang Liang' (1.School of Civil Engineering Shijiazhuang Tiedao University Shijiazhuang Hebei 050043 China; 2.Third Railway Surzey and Design Institute Group Corporation Tianjin 300142 China; 3.Hebei Research Institute of Construction Geotechnical Investigation Shijiazhuang Hebei 050043 China) Abstract:A program which is based on the governing equation of fluid-solid coupling has been pleted to calculate deep foundation excavation.An engineering example of deep foundation excavation is taken for calculation.The effect of different excavate rate on surface settlement displacement of pile top excess pore-water pressure of the soil which behind the pile and effective stress were analyzed.The results show that the high excavation rate makes soil stress easy to reach the soil shear strength and failure layered method of excavation should be adopted in practical engineering. Key words:deep foundation excavation;fluid-solid cou...
[关键词]地铁;深基坑;开挖方式;监测;数值模拟;变形 [中图分类号】U231[文献标识码]A[文章编号】1002-8498(2015)05-0103-04 InfluenceAnalysisofExcavationMethodsonDeformationof FoundationExcavationSupportStructure Fu Libin,Song Meng,Cai Haiyong (College of Civil Engineering,HuangheScienceandTechnologyUniversity,Zhengzhou,He'nan 450063,China) Abstract:This paper used finite element software MIDAS/GTS to establish the three-dimensional model of the dleep foundation excavation for Tongbai Road subway station in Zhengzhou by stratified excavation and stepped excavation,and analyzed the variation regularity of piles and ground settlement,and pared with the measured results. The results show that the displacement caused by ladder excavation is closer to measured values,and reflect the actual construction. Keywords:subways;deep foundation excavation; excavation methods; monitoring; simulation;deformation
1工程概况加钢管内支撑,桩长23.5m,人土深度D约为6.2m, 郑州地铁1号线桐柏路站位于建设路与桐柏路桩顶设置截面尺寸bxh=1.0mx0.8m的混凝土冠 交叉口,车站基坑开挖采用明挖法施工,十字路口梁。
围护结构水平位移测点支撑轴力测点 桩体侧向变形测点基坑底面隆起测点表1钢支撑施加轴力情况 图1基坑围护结构监测点平面布置Table 1Axial force for steel support kN Fig.1Plan layout of monitoring points for foundation钢支撑层数设计轴力预加轴力 excavation support structure第1层856324 基坑围护结构采用Φ1000@1500钻孔灌注桩第2层2322864
第3层1 933648 河南省教育厅科学技术研究重点项目(13B560983)因基坑开挖影响深度内部分土层的物理力学 [作者简介]付立彬,副教授,E-mail:flbin2007@ [收稿日期]2014-03-10性质极为相似,为了...
施工技术 2010年11月 48 CONSTRUCTION TECHNOLOGY 第39卷第11期 开封玉皇阁整体顶升施工技术 张卫喜,陈平,赵冬 (西安建筑科技大学土木工程学院,陕西西安710055) [摘要]元代砖石结构建筑开封玉皇阁的整体顶升保护工程的关键性施工技术包括本体预加固、深层搅拌桩止水 帷幕、矩形顶管技术、坑式静压钢管桩托换与预压、整体顶升与纠偏等.工程的成功为解决大量因地基承载力不足 或支撑不对称等引起的砖石结构病害积累了宝贵的经验. [关键词]开封玉皇阁;砖石古建筑;整体顶升;保护 [中图分类号]TU746.3;TU753.3 [文献标识码]A [文章编号]1002-8498(2010)11-0048-03 Construction Technology of Integral Lift-up for Kaifeng Jade Emperor Pavilion Zhang Weixi Chen Ping Zhao Dong (Department of Civil Engineering Xi'an University of Architecture and Technology Xi'an Shaanxi 710055 China) Abstract:The construction technology of integral lift-up of the Kaifeng Jade Emperor Pavilion is introduced including reinforcement high pressure jet grouting piles pipe-jacking underpining steel piles and preloaded piles integral lift-up ete.The experiences from the successful engineering may be helpful for preventing structural damages caused by the inadequate bearing capacity or the asymmetric support of foundation etc. Key words:Kaifeng Jade Emperor Pavilion;ancient masonry building;integral lift-up;conservation 开封玉皇阁为方底穹拱砖砌体结构,高18.17m 2 开封玉皇阁整体顶升技术综合了不良地质环境下 层,外观作3层.第1层平面为方形,依靠底层四隅的工程止水、降水技术,本体无损加固,手掘式矩形顶管 三角形穹隅,第2 3层由方形变为八角形.开封地下 技术基础托换,坑式静压桩预压与托换,大尺度整体顶 水埋深约2.0~2.6m 使得玉皇阁长期浸于水下,酥碱 升与纠偏等复杂工程技术,工程的成功实施为我国砖 严重,承载能力降低.加之人为在西南一角采用井点 石结构古建筑保护积累了宝贵经验. 降水,引起阁体地基砂土结构产生明显变化,阁体进一 1本体无损加固 步倾斜,承重墙体开裂延伸至拱顶,并呈加剧发展之 结构病害成因分析和力学性能计算结果作为预加 势,危及文物结构安全. 固设计的基本依据.阁体结构自重约10270kN 1层穹 前后经历数年论证,最终确定对其进行整体顶升 拱及以上结构重量为5970kN 2层穹拱及其上部结构 保护.基本思路是:①采用高压搅拌桩在玉皇阁周边 对每一面墙体的压力...
施工技术 2014年9月上 18 CONSTRUCTION TECHNOLOGY 第43卷第17期 D0I:10.7672/js2014170018 开封玉皇阁整体顶升施工中单桩稳定性分析 陈平1,刘凯2,刘昆仑3,尚例代2 (1.西安建筑科技大学土木工程学院,陕西西安710055;2.陕西省建筑科学研究院,陕西西安710082; 3.北京高能筑博建筑设计有限公司西安分公司,陕西西安710055) [摘要]在文物建筑的保护中,常需要将建筑物整体顶升,采用钢管静压桩技术是近几年的一大趋势.因钢管静压 桩在顶升过程中需不断在桩顶加塞垫块,故单桩稳定性问题更为突出.以开封玉皇阁整体顶升设计为例,利用有 限元软件ANSYS对钢管静压桩的单桩稳定性问题进行非线性分析.分析结果表明:桩顶临界屈曲荷载随桩顶自 由长度的增加而减小,钢管桩的非线性影响因子随着钢管桩直径和壁厚的增加而减小. [关键词]桩;顶升;稳定性;自由长度;有限元分析 [中图分类号]TU746.3 [文献标识码]A[文章编号]1002-8498(2014)17-0018-03 Stability Analysis of Single Pile in Integrally Lift-up Construction of Kaifeng Yuhuang Pavilion Chen Ping' Liu Kai Liu Kunlun' Shang Lidai (1.School of Ciril Engineering Xi'an University of Architecture Technology Xi'an Shaanxi 710055 China; 2.Shaanxi Academy of Building Research Xi'an Shaanxi 710082 China; 3.Xi'an Branch of Beijing Gaoneng Zhubo Architecture Design Co. Ld. Xi’an Shaanxi710055 China) Abstract:During the conservation project for ancient building it is mon to lift-up the building and the technology of steel pipe jacked pile is the main trend in recent years.The stability of the single pile is much more outstanding since it's necessary to add blocks at the top of the pile unceasingly during lift-up the steel pipe-jacked pile.Based on the process of the lift-up conservation project for Kaifeng Yuhuang Pavilion using the finite element software of ANSYS makes nonlinear buckling analysis for the stability problem of single pile.Conclusion achieved are as follows:the critical buckling load decreases...
施工技术 2012年1月下 70 CONSTRUCTION TECHNOLOGY 第41卷第357期 开合屋盖体育场机械系统应用研究 张锋,俞锡齐,陈国栋 (浙江精工钢结构有限公司,浙江绍兴312030) [摘要]开合屋盖是建筑、结构、机械、控制技术的集成.典型开合屋盖机械系统包括卷扬机牵引式、承载台车自驱 式、绕枢轴转动式和齿轮齿条驱动式系统.结合具体工程实例,对开合屋盖承载系统、驱动系统、检测控制系统和 安全系统进行了详细介绍,并提出开合屋盖机械系统的设计依据. [关键调]体育场;开合屋盖;机械系统;驱动系统 [中图分类号]TU231 [文献标识码]A [文章编号]1002-8498(2012)02-0070-03 Application and Research on Mechanical System of Retractable Roof Zhang Feng Yu Xiqi Chen Guodong Zhejiang Jinggong Steel Structure Co.Ld.Shaoxing Zhejiang 312030 China) Abstract:The retractable roof structure is an integrated system which contains architecture structure construction equipments and control technology.In typical retractable roof structures the mechanical system has four types of driving system including winch traction bearing trolley self-driving rotating around trunnion as well as gear and rack driving system.Combined with actual project the bearing system driving system detecting system and security system of retractable roof structure are introduced in detail.Meanwhile design basis of the retractable roof mechanical system is pointed out. Key words:stadiums;retractable roofs;machinery system;mechanical driving system 1开合建筑结构介绍 黄龙体育中心网球馆、昆山体育中心网球馆等.结 开合建筑结构是将传统的建筑分为可动单元 合工程实例,总结相关建造和施工经验,对开合屋 和固定单元,通过机电系统承载可动单元按预定轨 盖机械系统进行介绍. 道移动,从而实现不同的开合形式. 2.1卷扬机牵引系统 开合建筑结构主要应用在桥梁、体育场、厂房 2.1.1应用领域 等领域.其中应用最广泛的是开合屋盖体育场,与 一般卷扬机牵引系统应用于空间移动方式,正 常规体育场相比,开合屋盖体育场满足全天候使用 常工作条件下,活动屋盖闭合过程阻力比较大,需 要求,减少照明与通风设备,节能环保. 要较大的驱动转矩.当活动屋盖打开时,自重沿轨 按照开合屋盖不同的移动方式,主要分为:水 道的分力可提供驱动力,卷扬机缓...
[关键词】屋面;曲面;开口压型金属板;补强措施;应用 [中图分类号]TU758 [文献标识码]A [文章编号]1002-8498(2015)02-0042-03 ApplicationofOpenPressedMetalPlateinCurvedRoof Liang Hengyue',Deng Fei',Liang Hongyu',Liu Fengyu',TangXiang², HanXiaolong',QiuYong' (1.China ConstructionFirst Division Steel Structure Engineering Co.,Lud.,Beijing100161,China; 2.China Consruction First Building(Group)Co.,Lud.,Beijing100161,China) AbstractTherigidityofopen pressed metal plateleadsthedifficult applicationincurved roof,whichcan not close with curved roof.Taking Suning building in Nanjing for example,1:1 solid model was fabricated,andreinforcement joint was used for metal plate construction.The reinforcement joint fabrication includes opening V-shaped mouth,the fabrication of reinforcement plate and forming, meantime,each construction processing is introduced in detail. Key words:roofs;curved surface;open pressed metal plate;reinforcement;application 1工程概况 周边标高:5.90m 主楼 中部标高:10.25m 苏宁易购总部基地项目VIP大厅为特殊的钢框 架结构,由圆管钢柱、H型钢梁同变截面H型加腋 钢梁共同组成。
【关键词]项目管理;监控;日均摊量;影响系数 [中图分类号】TU71;F273 【文献标识码]A [文章编号]1002-8498(2013)24-0082-03 ResearchontheInfluenceofConstructionProjectSchedule Control on the Project Monitoring Wen Fengyuan,Xie Danfeng (School of Civil Engineering of Shandong University of Technology,Zibo,Shandong255049,China) Abstract;The construction project schedule control play a crucial role for the engineering monitoring. Based on a large number of field investigation and mathematical analysis, the paper researched the influence of project progress control on the engineering monitoring in order to ensure the rationality of and the influence of construction project schedule control on engineering monitoring is embodied by the model index,operation method.It is a theoretical basis to quantitatively analyze project monitoring rationality. Key words:project management;monitoring; share amount;influence coefficients 150 程监控的影响,为工程更加具体化、目标化的监控 近年来,随着经济的发展,我国正处在经济发 提供了一个薪方法。
2013年5月上 施工技术 第42卷第9期 CONSTRUCTION TECHNOLOGY 61 D0I:10.7672/sgjs2013090061 建筑隔震工程施工质量验收标准研究 殷许鹏,潘文,宋廷苏2,管庆松2,张龙飞3 (1.昆明理工大学建筑工程学院,云南昆明650500;2.云南省地震工程研究院,云南昆明650031; 3.云南震安减震技术有限公司,云南昆明650212) [摘要]建筑隔震工程是隔震建筑重要的组成部分,也是隔震建筑区别传统抗震建筑的重要部分.建筑隔震工程 施工质量控制标准和质量验收统一标准的完善是确保隔震建筑施工质量的关键.通过对建筑隔震工程施工特点 的分析,结合建筑工程施工质量验收统一标准要求,总结建筑隔震工程施工过程中存在的问题,为编制建筑隔震工 程施工质量验收标准作了基础性研究. [关键词]隔震工程;隔震层;工程质量;验收 [中图分类号]TU352 [文献标识码]A [文章编号]1002-8498(2013)09-0061-03 Research on Standard for Constructional Quality Acceptance of Building Isolation Engineering Yin Xupeng' Pan Wen' Song Tingsu? Guan Qingsong? Zhang Longfei' (1.Institute of Civil Engineering Kunming University of Seience and Technology Kunming Yunnan 650500 China; 2.Yunnan Earthquake Construction Institute Kunming Yunnan 650031 China:3.Yunnan Quake Safe Seismic Isolation Technologies Co.Lad. Kunming Yunnan 650212 China) Abstract:Seismic isolation engineering is a very important part of a seismic isolation building.It is also the key part that distinguishes traditional anti-seismic building from seismic isolation building.The refinement of the quality control standard and construction quality acceptance standard can ensure the construction quality of seismie isolation buildings.According to the analysis to the characteristics of the construction of seismic isolation buildings with reference to the unified standard for constructional quality acceptance of buildings this paper summarizes the existing problems in building isolation engineering. This ...
2010年11月 施工技术 第39卷第11期 CONSTRUCTION TECHNOLOGY 113 建筑虚拟技术在东亚运动会场馆 建设中的应用与实践 黄江,龚锐生,王浩然,王勇 (中国建筑工程(香港)有限公司,香港) [摘要]将军澳45区运动场馆建设作为香港政府重点项目发展计划之一,亦是2009年东亚运动会田径项目主比赛 场地,项目将建筑虚拟施工技术应用到该工程的方案设计、施工图设计和现场施工的各环节,借助建筑虚拟模型实 验室(construction virtual prototyping laboratory. CVPL) 在虚拟环境中实现2D图纸到3D模型的转换,准确预测了设 计图纸中存在的问题,对关键施工方案的合理性进行评估,成功地解决了在该项目中存在的技术难题,并取得了良 好的经济和社会效益. [关键词]虚拟现实技术;3D模型;工程施工:设计优化 [中图分类号]TU717 [文献标识码]A [文章编号]1002-8498(2010)11-0113-03 Implementation and Practice of Construction Virtual Prototyping Technology in Sport Stadium Project for East Asia Games (Hong Kong)2009 Huang Jiang Gong Ruisheng Wang Haoran Wang Yong China State Construction Engineering Hong Kong)Co.Lid.Hong Kong China) Abstract:As one of the major public development projects of Hong Kong government the General Purpose Sports Stadium had taken the task of athletics of the East Asian Games 2009.The technique of construction virtual prototyping was successfully applied into the project on planning drawing and construction.By the aid of the construction virtual prototyping laboratory CVPL) the translation from 2D drawing to 3D model was realized in virtual environment the problems in design drawings were predicted accurately the rationality of key construction technology was estimated and lots of technical problems existing in the project were solved successfully.Significant financial and social benefits were attained. Key words:virtual reality technology 3D prototyping;construction project;optimization design 0前言...
施工技术 2010年8月 8 CONSTRUCTION TECHNOLOGY 第39卷第8期 建筑索结构的类型及其应用 张毅刚 (北京工业大学空同结构研究中心,北京100124) [摘要]近年来索结构在建筑结构中得到日益广泛应用,建造技术迅速发展,将其归纳为:悬索结构、管内预应力结 构、张弦结构、拉索结构、斜拉结构、索拱结构、吊挂结构7种类型,结合我国最新的工程实践逐一讨论各种类型建 筑索结构的组成与受力特点,介绍其在建筑钢结构与幕墙(采光顶)中的应用及发展. [关键词]建筑索结构;类型;组成;应用 [中图分类号]TU323.8 [文献标识码]A[文章编号]1002-8498(2010)08-0008-05 Types and Application of Cable Structures in Building Zhang Yigang Research Center of Space Structure Beijing University of Technology Beijing 100124 China) Abstract:The cable structure in building has been applied widely and developed immediately in lately years.Seven kinds of cable structures including cable-suspended structure structure with cable in tube cable-supported structure cable-tensioned structure cable-stayed structure cable-arch structure and cable-hanged structure are presented.Their forms constitutes and mechanics capability are discussed and some new projects of cable structures in steel structures glass curtain walls and glass roofs are introduced. Key words:cable structure in building:type;constitute:application 根据建筑索结构近年来的发展,按其组成和受力 特点可分为:悬索结构、管内预应力结构、张弦结构、拉 索结构、斜拉结构、索拱结构、吊挂结构.本文主要讨 论其在钢结构与幕墙(采光顶)应用中形成的各种体 系. 1悬索结构 悬索结构主要承力构件是索,悬挂于支承结构上, 采用双层索时上下弦索间使用撑杆或拉杆连系.根据 布索的不同方式形成索桁架、索网、劲性索和索穹顶. 1)平行布置索析架由上下弦索加连系杆构成, 图1吉林冰上运动中心滑冰馆屋盖 形如桁架,故称索桁架. Fig.1 The roof of Jilin Gymnasium for slide on ice 1986建成的吉林冰上运动中心滑冰馆屋盖最早 的此类结构,跨度94m(见图2).近年来辐射布置索 采用索桁架,59m跨,平行布置(见图1),需要支撑系 桁架也用于采光顶. 统保证多福索桁架能够共同工作.近年大量用作玻璃 图3是2006年建成的佛山世纪莲体育场屋盖,外 幕墙的支承体系,采光顶中也有应用. 环达到310m 内环125m 是世界上跨...
2014年7月下 施工技术 第43卷第14期 CONSTRUCTION TECHNOLOGY 19 D0I:10.7672/sgjs2014140019 建筑索结构的应用现状和研究进展 张其林 (同济大学土木工程学院,上海200092) [摘要]介绍了国内近几年已建和在建的一些全张拉建筑索结构的工程实例,包括上海世博会世博轴、中国航海博 物馆、内蒙古伊金霍洛旗全民健身中心、宝安体育场、盘锦体育场、乐清体育场等,对这类全张拉索结构的研究进展 作了简要介绍,包括索的材料、计算分析、技术规程、监测检测手段等. [关键词]索;现状;发展;试验;数值模拟 [中图分类号]TU323.8 [文献标识码]A [文章编号]1002-8498(2014)14-0019-04 Application Situation and Research Development of Cable Structures Zhang Qilin (School of Civil Engineering Tongji University Shanghai 200092 China) Abstract:The tensioned cable structures constructed in recent years or under construction in China are introduced including Expo Axis of Expo 2010 Shanghai China Maritime Museum Ejin Horo Banner Sports Center in Inner Mongolia Baoan Stadium Panjin Stadium Leqing Stadium and so on.The investigation improvements including the cable products the putation techniques the technique specifications and the inspection and monitoring methods are briefly explained. Key words:cables;situation;development;tests;simulation 0引言 内桅杆、背索和水平拉索为其支承体系.膜面积约 建筑索结构在我国的应用已有数十年历史,近68000m2 采用1.2mm厚PTFE膜材.单个膜单元 十几年来,它得到了迅速的发展和大量的推广应的展开面积1830m2.拉索采用半平行钢丝束索 用.尤其是近数年来,出现了大量全张拉建筑索结 体,最大直径155mm 最大长度110m 总长度21 构.全张拉结构是指结构体系中主要受力单元均 046m.如图1所示. 为只受拉的拉索,仅靠周边的刚性边界和少量压杆 连接拉索.这类结构的设计计算和施工实现均有 较大难度.这些结构的成功建成充分说明了我国 在这一领域达到了国际先进水平. 本文就近几年有代表性的全张拉索结构作了 简要介绍,同时就关于索结构的材料、计算、规程、 检测和监测等研究进展进行了回顾展望. 水平索 吊索脊索谷索 外槐杆 1已建和在建全张拉索结构 外檐杆 1.1上海世博会世博轴 边索 脊索 上海世博会世博轴由6个自由形态设计的单层 钢网格结构和巨型张拉膜屋面组成.膜屋面宽约 个外枪杆 100m 长约1000m 以钢网格及31根外枪杆、19根 背索 [作者简介]张其林,教授,博士生导师,E...
2011年3月下 施工技术 第40卷第337期 CONSTRUCTION TECHNOLOGY 建筑物整体移位技术的发展概况与展望 吴二军,李爱群2,张兴龙1 (1.河海大学土木与交通学院,江苏南京210098;2.东南大学土木工程学院,江苏南京210096) [摘要]建筑物整体移位技术因具有成本低、工期短、环保等诸多优点,在既有建筑物保护与改造领域的应用日益 广泛.介绍了建筑物整体移位技术的概念、分类,指出建筑物整体移位技术由结构托换技术、移位轨道技术、移位 装置系统、移位位移控制系统、就位连接技术和实时监测技术等关键技术构成.分别述了水平移位和竖向移位 装置系统原理.在国内外典型工程实例基础上对比国内外移位技术特点,指出建筑物整体移位技术的发展方向. [关键词]建筑物整体移位;水平移位;竖向移位;托换;移位装置;同步控制 [中图分类号]TU746.4 [文献标识码]A[文章编号]1002-8498(2011)06-0001-07 Development and Prediction of Building Monolithic Moving Technology Wu Erjun' Li Aiqun2 Zhang Xinglong' (1.College of Civil and Transportation Engineering Hohai University Nanjing Jiangu 210098 China; 2.College of Cisil Engineering Southeast University Nanjing Jiangsu 210096 China) Abstract:Building monolithic moving technology has been applied widely in the field of existing buildings protection and reconstruction for its merits of low cost short construction period and environmental protection.The concepts and classification of building monolithic moving technology were introduced briefly.Authors point out that this technology is mainly posed of structural underpinning technology shifting track technology shifting device system and shifting displacement control system linking with new foundation technology and real-time monitoring technology.Then horizontal and vertical moving instrumentation system principles were introduced.Based on the domestic and foreign typical moving engineering examples the characteristics of moving technologies were pared.At l...
2012年5月上 施工技术 第41卷第364期 CONSTRUCTION TECHNOLOGY 51 建筑物平移二次托换结构有限元分析及实践 黄君毅,谷伟平,张灼林 (广州市鲁班建筑集团有限公司.广东广州510665) [摘要]现在结构平移装置为一次托换结构,由于楼层荷载较大,平移装置在设计和施工上难以满足相应的安全储 备要求.针对目前平移技术的缺陷,提出了二次托换平移结构的新方案,并用有限元分析,对平移结构的断柱、平 移工况进行比较,根据分析结果对工程项目提供设计指导和施工监测,理论值和施工监测数据吻合较好. [关键词]平移;二次托换;有限元分析;施工;监测 [中图分类号]TU746.4 [文献标识码]A [文章编号]1002-8498(2012)09-0051-03 Practice and Finite Element Analysis of the Moving Structure with Secondary Conversion Huang Junyi Gu Weiping Zhang Zhuolin Guangzhou Luban Construction Group Co.Iad.Guangzhou Guangdong 510665 China) 一 Abstract:At present the existing moving equipment is once conversion structure.Because of heavy building load the existing moving equipment doesn't satisfy the safety requirement in design and construction.According to the defects of translation technology the new plan of the moving structure with secondary conversion is put forward and also analyzed by finite element software.The analysis results. are pared with different construction conditions.Results provide guidance to design and construction the theoretical value and construction monitoring data is consistent. Key words:moving;secondary conversion;finite element analysis;construction;monitoring 1现有技术背景 柱式平移结构装置,托换结构可使用桁架结构和梁 随着国民经济的发展,越来越多的框架或框架.柱式结构将上部荷载共同传递到基础上去,当其中 剪力墙结构的楼房需要平移,但因该类型的建筑物 一种结构模式出现破坏后,另一种结构模式依然保 大部分是20世纪80年代后建造,楼房的层数较多, 证荷载有效传递到基础上,实现上部结构的双重保 柱重较大,给平移带来一定的难度. 险或二次转换,即二次托换结构.该装置力学受力 现在主要的平移装置一般为厚重的钢筋混凝 体系简单清晰,有效降低了上轨道梁的建筑高度, 土梁式上轨道或钢筋混凝土柱墩式上轨道平移装 使平移结构变得轻便,且安全储备较高(见图1...
施工技术 2013年6月下 104 CONSTRUCTION TECHNOLOGY 第42卷第12期 D0I:10.7672/8gjs2013120104 建筑消防工程施工中易发生的问题及对策 刘明1,冷帅2 (1.武警水电第二总队,江西南昌330096;2.贵溪市公安消防大队,江西鹰潭335000) [摘要]主要剖析了建筑消防设施施工中易发生的主要问题,并提出一些解决问题的对策.其中,建筑消防设施施 工中易发生的主要问题包括消防给水管网方面的问题,室内、外消火栓系统方面的问题,自动喷水灭火系统方面的 问题,高层民用建筑防排烟系统的问题,建筑外墙保温材料防火性能方面的问题,施工和检测方面的问题和施工管 理的问题,只有加强建筑工程消防设施施工过程管理,严厉纠正施工违规违章行为,消防安全才能得到保证;只有 严格执行国家规范和按经批准的施工图纸施工,才是消除这些问题的根本途径. [关键词]建筑;消防设施;施工技术 [中图分类号]TU998.1 [文献标识码]A [文章编号]1002-8498(2013)12-0104-03 Problems and Countermeasures Occurred in Building Firefighting Projects Liu Ming' Leng Shuai? (1.No.2 Hydropower Force of Armed Police Nanchang Jiangxi 330096 China; 2.Guixi Polices and Fire Service Station Yingtan Jiangxi 335000 China) Abstract:This paper mainly analyzes some key problems easily occurred in construction of building firefighting facilities and put forward some countermeasures.The main problems include problems on water supply network problems on fire hydrant system in inner and outer room problems on smoke control system in tall building and some problems on fire fighting materials and construction.Only strengthening construction process management on firefighting equipment the fire safety can be assured. The firefighting facilities is constructed based on national codes and construction drawing strictly these problems can be solved. Key words:building;firefighting facilities;construction 近年来,随着国家新型城镇化道路建设发展, 消防给水管网是整个消防系统的“动脉血管”, 建筑物的高度和面积不断增加,人们生活水平不断 然而很多消防施工单位在这方面的认识有所欠缺, 提高,对消防用水的安全程度、供水可靠性和抗御 对法律...
[关键词]项目管理;施工现场;安全;调查 【中图分类号】TU71 【文献标识码]A [文章编号】1002-8498(2013)18-0100-05 Empirical Study on Construction Site Safety Climate Measurement Wei Weiqing,MaYinping,Ma Ling (School ofCivilEnginering&Mechanics,Huazhong Uniwesity ofScience and Tecnology,Wuhan,Hubei430074,China) Abstract;According to the basic situation of China's construction site and making reference to a measurement scale and related studies of the offshore oil safety climate,the paper firstly designs a questionnaire with seven dimensions,then selects the site workers of some building inDongguan as the test objects in a questionnaire survey.In order to verify the rationality of the safety climate scale,factor analysisandreliabilityandvaliditytestingaregivenFnallathrsassessthecurrent situationfay climate in the construction site,and points out the deficiency of safety culture in the site.Studies have shown that safety traininghasa significant positiveimpact on theperception of safety climate,and the workers accumulation have a dual effect on the workers’perception of safety climate. Key words:project management;construction site; safety;investigation 0引言 安全氛围一词源于组织氛围,以色列学者 安全事故的诱因可以归纳为“物的不安全状Zohar[2于1980年首次用安全氛围描述组织中个人 态”和“人的不安全行为”。
施工技术 2017年8月下 14 CONSTRUCTION TECHNOLOGY 第46卷第16期 D0I:10.7672/8js2017160014 建筑施工液压模架体系智能多点同步顶升技术应用* 潘春龙,王高飞,魏小海,张万实,陈思明 (中建三局集团有限公司,辽宁沈阳110000) [摘要]沈阳宝能环球金融中心项目1塔楼为在建东北第一高楼,其结构形式为巨型外框伸臂桁架劲性混凝 土核心筒结构.本工程液压模架的同步顶升控制系统主要包括多功能阀组、位移及压力数据监测系统和控制系 统,在主顶升油缸顶升/缩回过程中,行程监测装置全程连续监测14支油缸的位移及压力,并通过电控系统以电信 号形式传递给控制台及对应电磁闸阀,自动调节输送的油量,实现对14支顶升油缸的同步控制.操作人员只需在 中央控制室与计算机进行简单的人机交互便可实现液压模架各支承点的同步升降.操作人员不仅能够实时监控 各液压缸的压力、位移大小,而且还能够检测压力、位移的变化趋势、历史纪录等,对于泵站各阀件的工作状态也能 够实时监控,便于故障的排除. [关键词]高层建筑;液压模架;同步升降;监测;应用 [中图分类号]TU974;TU755.2 [文献标识码]A [文章编号]1002-8498(2017)16-0014-04 Application of Intelligent and Multi-point Synchronous Lifting Technology of Hydraulic Formwork System for Building Construction PAN Chunlong WANG Gaofei WEI Xiaohai ZHANG Wanshi CHEN Siming China Construction Third Engineering Bureau Group Co.Lid.Shenyang Liaoning 110000 China) Abstract:Shenyang Baoneng Global Financial Center T1 tower under construction is the Northeasts tallest building.The structure is the frame of giant outer gimbal arm thrust truss stiff concrete core tube. The synchronous lifting control system of the hydraulic formwork mainly includes multi-function valve block displacement and pressure data monitoring and control system.During the process of main roof lift eylinder lift retract the monitoring device monitor the displacement and pressure of 14 oil cylinders and transmit to the console and the corresponding electromagnetic valve using the form of electrical signals by the electronic control system and adjust the...
[关键词]绿色施工;脚手架;可拆卸式;螺杆;悬挑外脚手架;锚固;卸荷 [中图分类号】TU755.2 [文献标识码]A[文章编号]1002-8498(2015)16-0122-04 CantileveredSteelDismountableAnchorBoltsandUnloading ConstructionTechnologyinBuildingConstructionScaffold ZhouJie,Zhang Chenglin,Wang Yan (Shenzhen Construction Engineering Group Co.,Ltd.,Shenzhen,Guangdong 518054,China) Abstract:Aiming at the disadvantage of construction scaffolding(unloading platform) cantilever section steel anchor and unloading systemnotbeingreused,anewdismountable toolstyl screwisdesigned,and is used for the anchorage of cantilever I-beams and the unloading port, which is easy to be installed or be dismantled,and saving materials. In this paper, the design principal and construction technology of the new tool style screw are introduced. Key words: green construction; scaffolds; dismountable; screw; cantilever external scaffold; anchorsunloading 1工程背景 挑型钢的锚固受力支点;“T"形螺杆底部焊接钢板, 在建筑施工中,型钢悬挑外脚手架(卸料平台) 上部螺杆穿过底部带凹槽的塑料定位基座,基座底 施工技术已经在中高层建筑施工中广泛应用,相关部的凹槽规格与螺杆底部钢板尺寸匹配,钢板嵌人 施工技术也比较成熟。