Article(id=1208052404935827896, tenantId=1146029695717560320, journalId=1146123222451335185, issueId=1208052403727864410, articleNumber=1671-1807(2025)12-0001-08, orderNo=null, doi=null, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=1730822400000, receivedDateStr=2024-11-06, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1765951737864, onlineDateStr=2025-12-17, pubDate=1750780800000, pubDateStr=2025-06-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1765951737864, onlineIssueDateStr=2025-12-17, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1765951737864, creator=13701087609, updateTime=1765951737864, updator=13701087609, issue=Issue{id=1208052403727864410, tenantId=1146029695717560320, journalId=1146123222451335185, year='2025', volume='25', issue='12', pageStart='1', pageEnd='400', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1765951737577, creator=13701087609, updateTime=1765951864175, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1208052934781281080, tenantId=1146029695717560320, journalId=1146123222451335185, issueId=1208052403727864410, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1208052934781281081, tenantId=1146029695717560320, journalId=1146123222451335185, issueId=1208052403727864410, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=1, endPage=8, ext={EN=ArticleExt(id=1208052406017958331, articleId=1208052404935827896, tenantId=1146029695717560320, journalId=1146123222451335185, language=EN, title=Prefabricated Rapid Installation of Multi-direction Displacement Bridge Expansion Device Fatigue Performance Analysis, columnId=1151876674645226399, journalTitle=Science Technology and Industry, columnName=Technology Innovation, runingTitle=null, highlight=null, articleAbstract=
Bridge expansion joints play a crucial role in bridges. In order to solve problems such as the relatively high maintenance costs of traditional expansion joints, an assembled and quickly installed multi-directional displacement bridge expansion joint (hereinafter referred to as the ZPF assembled expansion joint) was now proposed. According to the “General Technical Requirements for Highway Bridge Expansion Joints” (JT/T 327—2016), on-site fatigue tests were designed, and finite element analysis was also carried out at the same time. The test results show that the fatigue life of the ZPF assembled expansion joint decreases as the fatigue load increases. The fatigue life of the ZPF assembled expansion joint depends largely on the concrete under the embedded steel plate. During the loading of the fatigue performance test for 2 million cycles, the overall structure is safe and stable without any abnormal phenomena. The research results can provide a basis for the application of the ZPF assembled expansion joint.
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桥梁伸缩装置对桥梁起着关键作用,为解决传统伸装置维护费用较高等问题,现提出一种装配式快速安装多向变位桥梁伸缩装置(ZPF装配式伸缩装置)。根据《公路桥梁伸缩装置通用技术条件》(JT/T327—2016)设计现场疲劳试验,同时进行有限元分析,试验结果表明:ZPF装配式伸缩装置的疲劳寿命随着疲劳荷载的增加而降低;ZPF装配式伸缩装置的疲劳寿命很大程度上取决于预埋钢板下的混凝土;在200万次的疲劳性能试验加载中,整体结构安全平稳且无异常现象。研究结果可以为ZPF装配式伸缩装置的应用提供依据。
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彭新峰(2001—),男,江西吉安人,硕士研究生,研究方向为新型桥梁结构抗震设计
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陈金盛(1977—),男,福建莆田人,硕士,正高级工程师,研究方向为新型桥梁结构研发设计;
陈晖(1999—),男,福建莆田人,硕士,研究方向为新型桥梁伸缩缝装置研发设计;
潘图春(1982—),男,广西柳州人,高级工程师,研究方向为桥梁工程;
邱俊峰(1988—),男,福建清流人,硕士,高级工程师,研究方向为新型桥梁结构研发设计。
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陈金盛(1977—),男,福建莆田人,硕士,正高级工程师,研究方向为新型桥梁结构研发设计;
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1 福建省交通规划设计院有限公司, 福州 350004)])]), Author(id=1208083800328872930, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1208052404935827896, orderNo=1, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1208083800437924843, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1208052404935827896, authorId=1208083800328872930, language=EN, stringName=Hui CHEN, firstName=Hui, middleName=null, lastName=CHEN, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1 福建省交通规划设计院有限公司, 福州 350004, bio={"content":"
陈晖(1999—),男,福建莆田人,硕士,研究方向为新型桥梁伸缩缝装置研发设计;
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陈晖(1999—),男,福建莆田人,硕士,研究方向为新型桥梁伸缩缝装置研发设计;
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1 福建省交通规划设计院有限公司, 福州 350004)])]), Author(id=1208083800660222970, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1208052404935827896, orderNo=2, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1208083800807022592, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1208052404935827896, authorId=1208083800660222970, language=EN, stringName=Xinfeng PENG, firstName=Xinfeng, middleName=null, lastName=PENG, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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2 School of Civil Engineering, Fuzhou University, Fuzhou 350116, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1208083800911880199, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1208052404935827896, authorId=1208083800660222970, language=CN, stringName=彭新峰, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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2 福州大学土木工程学院, 福州 350116, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1208083799573898169, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1208052404935827896, xref=2, ext=[AuthorCompanyExt(id=1208083799594869690, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1208052404935827896, companyId=1208083799573898169, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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2 福州大学土木工程学院, 福州 350116)])]), Author(id=1208083801058680848, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1208052404935827896, orderNo=3, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1208083801218064408, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1208052404935827896, authorId=1208083801058680848, language=EN, stringName=Tuchun PAN, firstName=Tuchun, middleName=null, lastName=PAN, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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3 Liuzhou Dongfang Engineering Rubber Products Co. Ltd., Liuzhou 545005, Guangxi, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1208083801335504925, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1208052404935827896, authorId=1208083801058680848, language=CN, stringName=潘图春, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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3 柳州东方工程橡胶制品有限公司, 广西 柳州 545005, bio={"content":"
潘图春(1982—),男,广西柳州人,高级工程师,研究方向为桥梁工程;
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潘图春(1982—),男,广西柳州人,高级工程师,研究方向为桥梁工程;
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1 福建省交通规划设计院有限公司, 福州 350004, bio={"content":"
邱俊峰(1988—),男,福建清流人,硕士,高级工程师,研究方向为新型桥梁结构研发设计。
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邱俊峰(1988—),男,福建清流人,硕士,高级工程师,研究方向为新型桥梁结构研发设计。
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| 名称 | 最大荷载/kN | 最小荷载/kN | 疲劳次数 | 加载频率/Hz |
| 参数 | Fmax | Fmin | N | f |
| 数值 | 35 | 3.5 | 2×106 | 10 |
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疲劳性能试验参数
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| 名称 | 最大荷载/kN | 最小荷载/kN | 疲劳次数 | 加载频率/Hz |
| 参数 | Fmax | Fmin | N | f |
| 数值 | 35 | 3.5 | 2×106 | 10 |
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| 部件名称 | 网格大小/mm | 结点数量 | 单元数量 |
| 梳齿钢板 | 10 | 50 205 | 35 852 |
| 锚固螺栓 | 3 | 103 360 | 83 160 |
| 锚固螺纹板 | 7 | 111 760 | 89 080 |
| 混凝土(承载性能) | 50 | 37 522 | 31 050 |
| 混凝土(疲劳性能) | 50 | 33 012 | 27 050 |
| 钢筋笼(承载性能) | 20 | 1 741 | 1 830 |
| 钢筋笼(疲劳性能) | 20 | 795 | 830 |
| 预埋钢板 | 10 | 48 448 | 23 442 |
| 加载架子 | 100 | 1 239 | 880 |
| 加载楔块 | 50 | 169 | 84 |
| 加载钢板 | 50 | 130 | 48 |
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有限元各部件网格汇总
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| 部件名称 | 网格大小/mm | 结点数量 | 单元数量 |
| 梳齿钢板 | 10 | 50 205 | 35 852 |
| 锚固螺栓 | 3 | 103 360 | 83 160 |
| 锚固螺纹板 | 7 | 111 760 | 89 080 |
| 混凝土(承载性能) | 50 | 37 522 | 31 050 |
| 混凝土(疲劳性能) | 50 | 33 012 | 27 050 |
| 钢筋笼(承载性能) | 20 | 1 741 | 1 830 |
| 钢筋笼(疲劳性能) | 20 | 795 | 830 |
| 预埋钢板 | 10 | 48 448 | 23 442 |
| 加载架子 | 100 | 1 239 | 880 |
| 加载楔块 | 50 | 169 | 84 |
| 加载钢板 | 50 | 130 | 48 |
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施加荷载/ kN | 梳齿钢板 应力误差/% | 锚固螺纹板 应力误差/% | 预埋钢板应力 误差/% |
| 10 | 6.18 | 8.39 | 7.69 |
| 20 | 5.02 | 3.19 | 6.20 |
| 30 | 6.05 | 4.01 | 7.39 |
| 40 | 2.23 | 2.57 | 3.16 |
| 50 | 2.49 | 3.98 | 3.32 |
| 60 | 2.62 | 6.01 | 4.43 |
| 70 | 5.55 | 5.79 | 5.50 |
| 80 | 4.84 | 8.59 | 3.62 |
| 90 | 3.83 | 6.62 | 4.30 |
| 100 | 4.46 | 7.95 | 3.99 |
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伸缩装置承载性能试验测点应力对比
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施加荷载/ kN | 梳齿钢板 应力误差/% | 锚固螺纹板 应力误差/% | 预埋钢板应力 误差/% |
| 10 | 6.18 | 8.39 | 7.69 |
| 20 | 5.02 | 3.19 | 6.20 |
| 30 | 6.05 | 4.01 | 7.39 |
| 40 | 2.23 | 2.57 | 3.16 |
| 50 | 2.49 | 3.98 | 3.32 |
| 60 | 2.62 | 6.01 | 4.43 |
| 70 | 5.55 | 5.79 | 5.50 |
| 80 | 4.84 | 8.59 | 3.62 |
| 90 | 3.83 | 6.62 | 4.30 |
| 100 | 4.46 | 7.95 | 3.99 |
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| 循环荷载/kN | 疲劳寿命 |
| 60~600 | 1 419 057(1×106.152) |
| 55~550 | 1 694 337(1×106.229) |
| 53.75~537.5 | 1 774 189(1×106.249) |
| 52.5~525 | 1 862 087(1×106.270) |
| 51.25~512.5 | 10 000 000(1×107.000) |
| 50~500 | 1 0000 000(1×107.000) |
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疲劳性能试验参数
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| 循环荷载/kN | 疲劳寿命 |
| 60~600 | 1 419 057(1×106.152) |
| 55~550 | 1 694 337(1×106.229) |
| 53.75~537.5 | 1 774 189(1×106.249) |
| 52.5~525 | 1 862 087(1×106.270) |
| 51.25~512.5 | 10 000 000(1×107.000) |
| 50~500 | 1 0000 000(1×107.000) |
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