Ww-8t Spiral Jack

Sprial Jack is a new series of national stereotypes. It has the advantages of compact structure, small volume, light weight, convenient carrying, widely used in factories, bridges, docks, warehouses and Transportation Construction Engineering Department of lifting operation.
Mechanical jacks is one type of macual lifting tool, which has the advantages of compact structure, reasonable use of the swing of the rocking rod, so that the opinion to rotate through a pair of bevel gears, andrunning, to drive the screw to rotate, push the elevating sleeve, thereby the weight rises of falls.
Use must be checked before Jack is normal, each member is fexible, lubricating, oil filling, and a correct estimate of the weight of the weight, selection of appropriate tonnage jack, avoid overload. Adjust on rocker supporting tooth method, first by hand directly rotates in a clockwise direction rocker, the lifting sleeve top weight rises quickly. The handle is inserted into the hole from top to bottom rocker, move the handle the weight increase. When the lifting sleeve appeared on the redlion should immediately cease to move the handle. For decreased when the support teeth to reverse direction, began to declion.
NOTE:
Keep the surface clean, regular inspection of the internal structure is in good condition, so that the rocker internal small gear is flexible and reliable and the lifting sleeve lifting.