Comprehensive pipe rack foundation pit support replacement device and mounting method thereof
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- CHINA FIRST METALLURGICAL GROUP
- Publication Date
- 2019-09-20
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Abstract
Description
technical field
[0001] The invention relates to the technical field of comprehensive pipe gallery engineering, in particular to a support replacement device for a foundation pit of a comprehensive pipe gallery and an installation method thereof. Background technique
[0002] In the comprehensive pipe gallery project in China, the foundation pit in the form of support is basically narrow and long. During the construction of the comprehensive pipe gallery, the support is often replaced. At present, the support replacement is generally designed between the roof of the comprehensive pipe gallery and the support pile Pour reinforced concrete slabs with a thickness greater than or equal to 300mm in the gap, such as figure 1 As shown, the brace replacement operation can only be carried out after the strength of the reinforced concrete to be poured meets the design requirements. The first construction period of this method is longer, which affects the construction progress; after t...