Crane for coal mine conveying
The invention relates to the technical field of cranes, in particular to a crane for coal mine conveying. The invention discloses a crane for coal mine conveying. The crane comprises a rack, a lifting appliance, a winding device and an anti-swing device, the winding device is used for lowering and w...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention relates to the technical field of cranes, in particular to a crane for coal mine conveying. The invention discloses a crane for coal mine conveying. The crane comprises a rack, a lifting appliance, a winding device and an anti-swing device, the winding device is used for lowering and withdrawing the lifting appliance; the fixed pulley is mounted on the rack; the winding device can drive the fixed pulley to rotate; the lifting rope is wound on the fixed pulley and penetrates through the two anti-swing rods, the distance defined between the fixed pulley and the anti-swing rods is called as a first fixed distance, and the distance defined between the anti-swing rods and the lifting hook is called as a first movable distance. According to the crane for coal mine conveying, by arranging the anti-swing rod, when the lifting rope is lowered, the anti-swing rod is driven to move downwards, so that the length of the first certain distance is increased, and the swing degree of the lifting rope during desc |
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