Shield tunneling machine main drive pressure maintaining experiment device
The utility model discloses a shield tunneling machine main drive pressure maintaining experiment device which comprises a main drive, an outer sealing cavity pressure maintaining tool is arranged on an outer sealing cavity of the main drive, and an inner sealing cavity pressure maintaining tool is...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a shield tunneling machine main drive pressure maintaining experiment device which comprises a main drive, an outer sealing cavity pressure maintaining tool is arranged on an outer sealing cavity of the main drive, and an inner sealing cavity pressure maintaining tool is arranged on an inner sealing cavity of the main drive. The outer sealing cavity pressure maintaining tool is connected with the outer sealing cavity in a sealed mode through a first sealing ring and a second sealing ring and fixed through a first hexagon socket screw, and the inner sealing cavity pressure maintaining tool is connected with the outer sealing cavity in a sealed mode through a third sealing ring and a fourth sealing ring and fixed through a second hexagon socket screw. A set of pressure maintaining tools for an outer sealing cavity and a set of pressure maintaining tools for an inner sealing cavity are designed, so that the sealing cavities form a complete closed space, and then a pressure maintaining |
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