Manual adjusting device of solar photovoltaic fixed bolster

The utility model discloses a manual adjusting device of solar photovoltaic fixed bolster, the device is built up by a plurality of stand frame, and every support frame includes parastyle, rear pillar, connecting piece, crossbeam, the parastyle passes through the connecting piece and is connected with the crossbeam bottom surface, the rear pillar passes through the connecting piece and is connected with the jack, the jack passes through the connecting piece and is connected with the crossbeam bottom surface, a plurality of photovoltaic module pass through the purlin to be fixed at beam top surface, the jack of a plurality of support frame passes through the transmission shaft and establishes ties, the other end that is arranged in the lead screw of the jack of series connection head end or end is connected with the handle. The utility model discloses guaranteeing under the low circumstances of solar?PV?modules support simple structure, simple to operate and maintenance cost to install that the generating effi