Hole sealing device for fracturing grouting reinforcement of collapsible loess site

The utility model discloses a collapsible loess site splitting grouting reinforcement hole sealing device which comprises a grouting plugging assembly, a grouting floral tube, a grouting tube and a threaded cap, the grouting hole sealing assembly comprises a threaded sleeve, a through steel tube wit...

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Bibliographic Details
Main Authors ZHOU XIANGDONG, LU BIN, SU BOTAO, FENG GUANGQI, TIAN YONG, LIU YULIN, WEI CHONGBING
Format Patent
LanguageChinese
English
Published 02.08.2022
Subjects
EMBANKMENTS
EXCAVATIONS
FIXED CONSTRUCTIONS
FOUNDATIONS
HYDRAULIC ENGINEERING
SOIL SHIFTING
UNDERGROUND OR UNDERWATER STRUCTURES
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Summary:The utility model discloses a collapsible loess site splitting grouting reinforcement hole sealing device which comprises a grouting plugging assembly, a grouting floral tube, a grouting tube and a threaded cap, the grouting hole sealing assembly comprises a threaded sleeve, a through steel tube with the diameter larger than that of the grouting floral tube is welded to the lower portion of the threaded sleeve, and three rubber plugs with different diameters are attached to the through steel tube; the grouting floral tube is inserted into a pre-drilled grouting hole, a threaded cap is arranged above the grouting floral tube, a grouting tube is installed on the threaded cap, and a rotary handle is installed on the threaded sleeve. According to the hole sealing device, grouting according to a design drawing and grouting according to needs are achieved, and the grouting pressure and the grouting amount are more reasonably controlled; and the detachable repeated use of the plugging assembly is realized, and the p
Bibliography:Application Number: CN202220445933U