METHOD AND DEVICE FOR CARRYING OUT REMOVED EARTH IN TUNNEL EXCAVATION
PROBLEM TO BE SOLVED: To provide a method and device for carrying out removed earth in tunnel excavation that prevents blocking in an earth removal pipe by converting the mixture of high-concentration removed earth and slurry to low concentration before sending to the earth, decreases the load of a...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | PROBLEM TO BE SOLVED: To provide a method and device for carrying out removed earth in tunnel excavation that prevents blocking in an earth removal pipe by converting the mixture of high-concentration removed earth and slurry to low concentration before sending to the earth, decreases the load of a pump, and performing discharge efficiently, and separating the removed earth and slurry after discharge easily and reusing the slurry easily. SOLUTION: A mixer 4 is provided in a tunnel in the rear of an excavator 2, and dilution water is mixed to the mixture of the removed earth and slurry before being sent to the earth. |
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