Rock pipe-jacking construction adjusting support

The invention relates to a rock jacking pipe construction adjusting support which comprises a fixed bottom frame, a power assembly support arranged on the fixed bottom frame and used for installing an oil cylinder and a jacking pipe supporting support used for supporting a jacking pipe to be installed, and the power assembly support comprises a fixed disc, an oil cylinder fixing frame and a first adjusting assembly. The fixing disc is vertically arranged, four guide sliding grooves are evenly distributed in the end face of the fixing disc in the circumferential direction, the guide direction of each guide sliding groove is arranged in the radius direction of the fixing disc, the four oil cylinder fixing frames are arranged, and oil cylinders are installed on the oil cylinder fixing frames. The oil cylinder fixing frames are correspondingly installed on the guide sliding grooves in a sliding mode, the first adjusting assembly is used for driving all the oil cylinder fixing frames to slide outwards or inwards a