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AssigneeShandong University
InventorsDongming Wang, Feng Zhang, Lei Gao, Yang Yu
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A sand column grouting filtration experimental device includes a sand column, a grout injection structure connected above the sand column and a grout exit structure connected below the sand column, the sand column comprises a plurality of connecting units; Four screws are provided around the sand column, and the four screws run through the grout injection structure and grout exit structure; A bottom plate is provided below the grout exit structure, a support plate one and a support plate two are provided between the bottom plate and the grout exit structure, and a sand column consolidation structure is provided between the support plate two and the support plate one. An experiment that adopts a segmented combined sand column, in addition to ensuring the experimental results that can be obtained by the general sand column, segmented study of the interception and percolation effect of cement grout in the sand column is implemented.
A sand column grouting filtration experimental device, comprising a sand column, a grout injection structure connected above the sand column and a grout exit structure connected below the sand column, wherein the sand column comprises a plurality of connecting units, and a sealing silicone pad is provided between two connecting units of the plurality of connecting units;
Dependencies are inferred from the claim text.