The utility model discloses a telescopic bridge ball pivot for rotation construction, include last ball pivot and lower ball pivot, go up the ball pivot and pass through the shaft locating connection of rotation center location with lower ball pivot that going up the ball pivot and being provided with a plurality of telescopic sliders between the ball pivot down, it has sensor and small -size jack to embed in the telescopic slider. The beneficial effect of the utility model: concentrate simultaneously on telescopic slider through adjusting the elevation and rotating two kinds of functions, improved construction equipment's advance, telescopic slider has very strong suitability in the aspect of the fine setting, can improve the accuracy nature of construction, appearing still existing after ball hinged to puts the completion under the unsatisfied circumstances about requiring of elevation, through adjusting telescopic slider height, can make elevation adjustment put in place, unnecessary disassembling equipment relocation has improved the efficiency of construction.