Waterproof post-grouting device outside basement bottom plate

The utility model discloses a waterproof post-grouting device outside a basement bottom plate. The grouting device comprises a main grouting pipe and branch grouting pipes, a plurality of grouting branch pipes are arranged below the grouting main pipe in a crossed manner; a net-shaped structure is f...

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Bibliographic Details
Main Authors XU JIANJUN, JIN XUESHENG, LIU SHANG, ZHENG PENG, SONG QIANJUN
Format Patent
LanguageChinese
English
Published 19.11.2019
Subjects
EMBANKMENTS
EXCAVATIONS
FIXED CONSTRUCTIONS
FOUNDATIONS
HYDRAULIC ENGINEERING
SOIL SHIFTING
UNDERGROUND OR UNDERWATER STRUCTURES
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Summary:The utility model discloses a waterproof post-grouting device outside a basement bottom plate. The grouting device comprises a main grouting pipe and branch grouting pipes, a plurality of grouting branch pipes are arranged below the grouting main pipe in a crossed manner; a net-shaped structure is formed among the plurality of grouting branch pipes; a metal water stop ring is arranged on the grouting main pipe; a check valve is arranged on the upper portion of the interior of the main grouting pipe, a plurality of grout outlets are formed in the side walls of the multiple branch grouting pipesat equal intervals in a penetrating mode, the main grouting pipe and the multiple branch grouting pipes are each of a hollow cylindrical structure, and the interior of the main grouting pipe communicates with the interiors of the multiple branch grouting pipes. Compared with the prior art, the outer waterproof post-grouting device has the advantages that the outer waterproof post-grouting deviceis simple in structure, gr
Bibliography:Application Number: CN201822222787U