Pipe laying construction method and system inside sleeve pipe based on wheel-rail type pipe hoop
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- CHINA RAILWAY SIYUAN SURVEY & DESIGN GRP
- Publication Date
- 2019-06-07
- Estimated Expiration
- Not applicable · inactive patent
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Abstract
Description
technical field
[0001] The invention relates to the field of underground pipeline construction, in particular to a construction method and system for pipe laying in a casing based on a wheel-rail type pipe collar. Background technique
[0002] With the development of the economy, the level of urban municipal facilities is getting higher and higher. In the construction process of underground water supply and drainage, gas, heat, electricity and other pipelines crossing urban roads, railways, rivers and other projects, in order not to affect other traffic and speed up the progress of the project , Reduce the impact on the surrounding environment, as the main trenchless construction technology, pipe jacking is being adopted more and more at home and abroad. According to the different uses of various pipelines, the completed pipe jacking is often used as casing and protective pipe, and pipelines for different purposes need to be inserted into it. In order to ensure the durabilit...