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剪力墙结构施工过程中,外墙墙面垂直度、平整度偏差超标是常见的质量通病,尤其是在上、下层外墙与楼板交接的部位。在传统的上、下层剪力墙接槎部位支模过程中,一般方法都是依靠剪力墙内、外操作人员共同操作,外墙面操作人员需承受较大质量安装模板,安全隐患较大,而模板底部夹紧依靠“钢管主楞、木方次楞、螺栓拉紧”的受力方式进行,钢管与木方本身就变形不协调,加上接槎位置没有预留螺栓孔洞,拉紧受力也不协调,因此整个受力体系不均匀,导致模板底部往往发生胀模、漏浆等现象,模板上部容易形成缩模,以至于剪力墙尺寸变小,垂直度、平整度偏差较大,直
During the construction of shear wall structure, the verticality and the flatness deviation of the external walls are common quality common faults, especially in the areas where the upper and lower external walls and the floor are handed over. In the traditional upper and lower shear wall access to parts of the mold process, the general method is to rely on the shear wall inside and outside the operator to operate together, the outer wall operator to bear the larger quality installation template, a greater security risk , And the bottom of the template clamping rely on “steel main shocking, wooden side shocking, bolt tension ” force mode, the pipe and the wood itself deformation is not coordinated, coupled with the connection position is not reserved bolt hole, Tensioning force is not coordinated, so the entire stress system is not uniform, resulting in the bottom of the template tends to bulging mold, leakage phenomenon, the template is easy to form the upper mold, so that the shear wall size smaller, verticality, flatness Big deviation, straight