Cross hole grouting pipe

The invention discloses a cross hole grouting pipe. The cross hole grouting pipe comprises a pipe body, wherein a plurality of cross grouting holes are evenly formed in the pipe body at equal intervals, and the pipe body is provided with a synchronous plugging reinforcing mechanism used for effectiv...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: REN YANLONG, CUI LINA, HE TIANYU, YUAN FENGFENG, REN YANBIN
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention discloses a cross hole grouting pipe. The cross hole grouting pipe comprises a pipe body, wherein a plurality of cross grouting holes are evenly formed in the pipe body at equal intervals, and the pipe body is provided with a synchronous plugging reinforcing mechanism used for effectively plugging and sealing the cross grouting holes in the real-time pipe driving process. According to the cross hole grouting pipe, different from the prior art, after grout is injected into the grouting pipe by using a grouting pump, the grout permeates into a soil body through the plum blossom-shaped cross grouting holes, the grouting diffusion radiuses of the cross grouting holes are more comprehensive, and the grout permeates into the soil layer more easily, so that grouting is fuller, and in addition, the cross grouting holes can be effectively plugged and sealed, the situation that in the pipe driving process, soil and sand block the grouting holes or enter the grouting pipe to influence smooth grouting can b