Hoist tongs

The utility model discloses a hoist tongs, including the fixed box of tongs, the both sides of the fixed box of tongs are articulated to have a tongs pole, the one end fixedly connected with tongs board of tongs pole, and the fixed piece that supports of surperficial fixedly connected with of tongs...

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Bibliographic Details
Main Author LIN YANLI
Format Patent
LanguageChinese
English
Published 27.02.2018
Subjects
CRANES
HAULING
HOISTING
LIFTING
LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES
PERFORMING OPERATIONS
TRANSPORTING
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Summary:The utility model discloses a hoist tongs, including the fixed box of tongs, the both sides of the fixed box of tongs are articulated to have a tongs pole, the one end fixedly connected with tongs board of tongs pole, and the fixed piece that supports of surperficial fixedly connected with of tongs board, the surface of the fixed box of tongs is articulated to have a hydraulic stem, and the one end of hydraulic stem is connected with a fixed fixed surface who supports piece. This hoist tongs, can let to directly carry out the in -process that snatchs than the heavy object body, utilize rotatory second pinch -off blades to reach the mesh of increase effort area, make highlyer in the security of jack -up in -process by the jack -up object simultaneously, can be when not using second pinch -off blades increase effort area, the second pinch -off blades are landing downwards not, keep being located same straight line with the lower surface of pinch -off blades, do not influence the tongs normal operation, thereby
Bibliography:Application Number: CN20172962393U