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1results about How to "Solve construction difficulties" patented technology

Method of constructing a composite pipe body

PendingCN122257824ASolve construction difficultiesReduce welding workloadUnderground chambersTunnel liningPipeIndustrial engineering
The application relates to a construction method of a combined pipe body, which comprises the following steps: S1, obtaining a plurality of target pipe bodies, installing the target pipe bodies to preset positions, and obtaining a plurality of preset pipe body structures; a first connecting part is arranged on the inner wall of each target pipe body; S2, after the preset pipe body structures are obtained, a fixing assembly is installed between the outermost target pipe bodies in the adjacent two pipe body structures, and a combined pipe body is obtained; wherein the fixing assembly comprises an upper fixing part, a lower fixing part and a supporting column arranged between the upper fixing part and the lower fixing part; the supporting column is detachably connected to the upper connecting plate and the lower connecting plate through a first connecting part; and S3, a target component is connected to the first connecting part through a second connecting part. In the application, the detachable fixing assembly and the bolt connection mode can reduce the welding operation amount, the target component is installed after construction, the construction space in the pipe body during construction is improved, the construction efficiency is improved, and the construction difficulty in a narrow space is avoided.
Owner:CHINA RAILWAY SIXTH GROUP CO LTD