A bore and hang integrative rig for island reef foundation construction
The utility model provides a bore and hang integrative rig for island reef foundation construction, includes the base, install stand on the base, fix at the loop wheel machine assembly of stand upper end, install the unit head that can follow the guide rail lapse that the stand vertical direction la...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model provides a bore and hang integrative rig for island reef foundation construction, includes the base, install stand on the base, fix at the loop wheel machine assembly of stand upper end, install the unit head that can follow the guide rail lapse that the stand vertical direction laid on the stand, install on the stand that its guide rail lapse can be followed to the driving power head on gliding pressure device, the installation stand about the stand and provide the drilling tool that creeps into power and the master file installed on the base is raised by the unit head, the loop wheel machine assembly perhaps the stand is consolidated with the base through many tensioning wire rope and is connected, the wire rope that the master file was raised passes through the loop wheel machine assembly with the drilling tool is connected, the utility model discloses the anti -wind is strong, and the anti power of tumbling is big, can independently hoist the drilling tool, can guarantee to accomplish si |
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