Operation overhead traveling crane controlling means
The utility model provides an operation overhead traveling crane controlling means, it includes: power unit, operation overhead traveling crane cylinder, operation overhead traveling crane cylinder through first pipeline with power unit is connected, at least one tip of operation overhead traveling...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model provides an operation overhead traveling crane controlling means, it includes: power unit, operation overhead traveling crane cylinder, operation overhead traveling crane cylinder through first pipeline with power unit is connected, at least one tip of operation overhead traveling crane cylinder is provided with the pivot, operation overhead traveling crane cylinder can center on under power unit's the drive the pivot is rotated, first valve, first valve setting is in can control on the first pipeline the break -make of first pipeline, arrestment mechanism, arrestment mechanism sets up in the pivot, the second valve, the second valve pass through the second pipeline with arrestment mechanism is connected and can controls the break -make of second pipeline, the operating rod comprises an operating member, the operating parts can set up near oil gas well well head, the operating parts with first valve and second valve electric connection are with control first valve and/or the 2nd valve operat |
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