Long-distance muddy water type miniature pipe jacking grouting matching device
The utility model discloses a long-distance muddy water type miniature pipe jacking and grouting matching device which is arranged between a miniature pipe jacking machine and a pipe and comprises a barrel body, a first end of the barrel body is connected with the miniature pipe jacking machine, a s...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a long-distance muddy water type miniature pipe jacking and grouting matching device which is arranged between a miniature pipe jacking machine and a pipe and comprises a barrel body, a first end of the barrel body is connected with the miniature pipe jacking machine, a second end of the barrel body is connected with the pipe, and an inner cavity of the barrel body is hollow; the grouting holes are formed in the outer wall of the cylinder body at intervals; the first end of the grouting pipe is connected with any one of the grouting holes, and the second end of the grouting pipe is connected with an external mud pit. Friction resistance between the pipe and a soil body can be effectively reduced, construction efficiency and construction distance of pipe jacking are effectively improved, stability of construction under geological conditions such as sand layers and the like is improved due to the supporting effect of slurry, adaptability of muddy water type miniature pipe jacking con |
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