The invention discloses a combined revetment, which comprises a cast-in-place primary revetment and a prefabricated secondary revetment. The secondary revetment is assembled by several prefabricated revetment units. The prefabricated revetment unit reserves prestressing tension holes along the length direction of the revetment bank, prestressing bellows are embedded in the holes, and the prestressing cables pass through the metal bellows of the multi-segment prefabricated revetment units in turn, and the prestressing cables are stretched to make the Six prefabricated revetment units are connected to form a section of secondary revetment. The two ends of the prestressing cables are anchored by cushion plates and nuts, and there are deformation joints between two adjacent sections of secondary revetment. The invention solves the problem that the implementation of landscape engineering along rivers lags behind that of levee revamping projects, and carries out short-term and long-term combined treatment to realize simple, rapid and green construction of bank revetment in the near future, as well as the reuse of secondary bank revetment, reduces abandoned projects, reduces construction difficulty and construction requirements, and reduces the impact on the surrounding environment.
【技术实现步骤摘要】
一种组合式的护岸
本专利技术涉及一种组合式的护岸。
技术介绍
现阶段护岸除了自身的防汛安全保障功能,其生态景观和亲水需求等功能也日趋受到重视。为了满足河道沿岸的景观亲水需求,目前常采用二级护岸的形式:一级护岸墙顶标高降低,提高亲水体验;二级护岸结合景观功能在一级护岸墙后布置,同时二级护岸墙顶标高满足设防要求。但受限各种客观原因,护岸建设过程和景观建设工程往往无法同步实施,通常先实施护岸工程,出于满足防汛安全需要,护岸一般先采用一墙到顶的型式,待后续景观工程具备实施条件后,再将已建护岸进行削顶,新建二级护岸。上述实施方式造成废弃工程,费时耗材,因此本专利技术设计一种组合式护岸避免上述问题。
技术实现思路
本专利技术的目的是提供一种组合式的护岸,以实现近期护岸简单、迅速、绿色施工,以及远期二级护岸的重复利用,减少废弃工程。为了实现上述目的,本专利技术的技术方案如下:一种组合式的护岸,其包括现浇一级护岸和预制二级护岸,所述一级护岸采用高桩承台式结构,墙身为现浇钢筋砼结构,由底板与拦土坎组成,墙顶与花槽泥面线相连,一级护岸底部设桩基,其特征在于所述二级护岸为预制装配式护岸,所 ...
【技术保护点】
1.一种组合式的护岸,其包括现浇一级护岸和预制二级护岸,所述一级护岸采用高桩承台式结构,墙身为现浇钢筋砼结构,由底板与拦土坎组成,墙顶与花槽泥面线相连,一级护岸底部设桩基,其特征在于所述二级护岸为预制装配式护岸,所述二级护岸置于一级护岸之上,通过砂浆胶结相连;所述预制二级护岸由若干预制护岸单元拼装而成,两个相邻预制护岸单元之间采用通过凹凸榫拼接相连,预制护岸单元沿护岸长度方向预留预应力张拉孔,预应力张拉孔内预埋金属波纹管,预应力索依次穿过多段预制护岸单元的金属波纹管,张拉预应力索将所述多个预制护岸单元连接成一节二级护岸,预应力索两端采用垫板和螺母锚固,相邻两节二级护岸之间设 ...
【技术特征摘要】
1.一种组合式的护岸,其包括现浇一级护岸和预制二级护岸,所述一级护岸采用高桩承台式结构,墙身为现浇钢筋砼结构,由底板与拦土坎组成,墙顶与花槽泥面线相连,一级护岸底部设桩基,其特征在于所述二级护岸为预制装配式护岸,所述二级护岸置于一级护岸之上,通过砂浆胶结相连;所述预制二级护岸由若干预制护岸单元拼装而成,两个相邻预制护岸单元之间采用通过凹凸榫拼接相连,预制护岸单元沿护岸长度方向预留预应力张拉孔,预应力张拉孔内预埋金属波纹管,预应力索依次穿过多段预制护岸单元的金属波纹管,张拉预应力索将所述多个预制护岸单元连接成一节二级护岸,预应力索两端采用垫板和螺母锚固,相邻两节二级护岸之间设变形缝,变形缝内填充填缝材料聚乙烯低发泡板,聚乙烯低发泡板之间嵌氯丁橡胶用以止水,并采用单组份聚氨酯密封胶封口。2.如权利要求1所述的组合式的护岸,其特征在于所述预制二级护岸中每2~6个预制护岸单元为一节,预制护岸单元标准长度为2.5m,预制护岸单元的两端设置相配合凹凸榫,两个相邻预制护岸单元之间采用通过凹凸榫拼接相连,拼接时凹凸榫铆合有利于施工定位。3.如权利要求2所述的组合式的护岸,其特征在于所述凹凸榫的拼接面的凹槽内设以止水橡胶条,拼接处灌注膨胀砂浆,表面采用双组份聚硫密封膏,护岸安装采用3道防水措施,多重有效地确保护岸的密封止水性能。4.如权利要求1所述的组合式...
【专利技术属性】
技术研发人员:刘健,张玥,李明,叶茂盛,
申请(专利权)人:上海市政工程设计研究总院集团有限公司,
类型:发明
国别省市:上海,31
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