吉林快3

吊装山东预制楼梯,精度控制技术您了解吗?

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异形山东预制楼梯极易因吊点设置不合理而偏心起吊,造成预制构件损坏,在浇筑混凝土前


一、吊点设置

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山东预制楼梯在运往现场安装时,常由于吊装误差偏大,导致PC构件之间拼缝宽度不一致


二、吊装精度控制

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山东预制楼梯起吊前,用水准仪测出预制构件搁置部位的现浇楼梯休息平台面标高


三、楼梯精度控制设计

吉林快3 1、SHUIPING(BIAOGAO)KONGZHI

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吉林快3 2、PINGMIAN(ZUOYOU、QIANHOU)KONGZHI

山东预制楼梯出厂前,在构件上弹出控制线;现场起吊前,在楼面上弹出所需的左右、前后控制线;吊装就位时,根据所有标识的控制线进行微调,从而保障构件在设计位置准确就位。【具体可参考《为山东预制楼梯留置施工缝,老师傅都是这样做的》的相关内容】

 

吉林快3 GUANYUSHANDONGYUZHILOUTIDEDIAOZHUANGJINGDUKONGZHIJISHUJIUXIANWEIDAJIAJIANGJIEDAOZHEILILE,XIANGXINDAJIAKANWANZHIHOULEJIEDEHENQINGCHULE,DANGRANWOMENHAIYOUHENDUOZHEIFANGMIANDEZHISHI,JIANGZAIJIEXIALAIDEWENZHANGZHONGJIXUWEIDAJIAJIESHAO,NINKEYICHIXUGUANZHUWOMENDEWANGZHAN,GANXIENINDEGUANKAN。

 

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