2013年8月7日星期三

Electric chain hoist crane group how to use

Replace with electric  Hoist equipment  lifting groups in the new tank construction, construction can greatly reduce the labor intensity and improve working efficiency. However, the construction of the tank lifting how to avoid overloading group hanging electric hoist operation is to improve the efficiency and safety of the key, but also need to attach great importance to the construction team for each question.
First, the overall weight of the tank should have a correct calculation, generally selected from the  rope hoist  that the total weight of the overall weight of the tank more than 1.5 times. After determining the number of units of electric hoist, to accurately calculate and determine the spacing of hanging points, each lifting point spacing must be equal and balanced distribution. Requirements for the first time since the construction process less open sunroof, first hanging point to as little as possible, consistent spacing lifting point, consider hanging point equalizer setting to keep the spacing of hanging points equal as possible for both electric hoist load operation to create the conditions. Based on past experience in construction, for the first time hanging point is generally selected  lever hoist  half the number of units, the second hoisting construction has been completed, that is, in a timely manner before the third layer lifting up into the rest of all lifting points uprights, hang entire electric hoist, all put into the third layer lifting operation. In improving operations, by experienced professional rigger scene commander.

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