| 铰接平衡重双立式开启桥开启系统力学模型分析 |
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| 引用本文： | 奚鹰,杨颖萍,陈玲,陈哲.铰接平衡重双立式开启桥开启系统力学模型分析[J].湘潭大学自然科学学报,2010,32(1):18-24. |
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| 作者姓名： | 奚鹰 杨颖萍 陈玲 陈哲 |
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| 作者单位： | 同济大学,机械工程学院,上海200092 |
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| 摘 要： | 在城市通航河道上修建桥梁,有时受到桥下净空的限制,而修建高架桥又可能存在技术问题,此时行之有效的办法便是修建开启桥.该文简要介绍了铰接平衡重双立式开启桥的开启原理,并以该种类型开启桥为例,重点介绍了考虑自重、风载荷、惯性力三种载荷组合下,桥梁在不同工作位置时的力学模型建立和开启系统驱动力的分析计算,得到了桥梁任意位置与所需驱动力之间的关系,为进一步分析开启桥提供了良好的基础.
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| 关 键 词： | 立转式开启桥 平衡重 平行四边形铰链四杆机构 驱动力 风载 |
Mechanical Model Analysis of Opening System of the Hinge Bascule Bridge |
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| XI Ying,YANG Ying-ping,CHEN Ling,CHEN Zhe.Mechanical Model Analysis of Opening System of the Hinge Bascule Bridge[J].Natural Science Journal of Xiangtan University,2010,32(1):18-24. |
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| Authors: | XI Ying YANG Ying-ping CHEN Ling CHEN Zhe |
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| Institution: | XI Ying*,YANG Ying-ping,CHEN Ling,CHEN Zhe(College of Mechanical Engineering,Tongji University,Shanghai 200092 China) |
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| Abstract: | Building bridges on navigable channel is constrained by under clearance and technical problems in building viaduct.Constructing movable bridge is an effective method.The paper presents the open theory of hinge double leaf bascule bridge and introduces the application of parallelogram hinge four-bar mechanism in double leaf bascule bridge.Considering the wind load,the inertial force,the counterweight and the weight of bridge,the paper analyzes the calculation of driving force in different working conditions ... |
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| Keywords: | bascule bridge counterweight parallelogram hinge four-bar mechanism driving force wind load |
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