Geological survey instrument support with height convenient to adjust

The utility model belongs to the technical field of geological survey, and particularly discloses a geological survey instrument support convenient for height adjustment, which comprises a main body and a locking handle, a connecting seat is arranged above the main body, a supporting rod is connected above the connecting seat, an adjusting seat is arranged outside the supporting rod, and the adjusting seat is connected with the main body. A shaft penetrating hole is connected to one side of the adjusting seat, an elastic adjusting block is arranged outside the shaft penetrating hole, a fixing seat is arranged on the left side of the elastic adjusting block, and an L-shaped connecting plate is connected to the left side of the fixing seat. According to the geological survey instrument support convenient to adjust the height, a lower pressing plate is installed above an L-shaped connecting plate, a threaded shaft is arranged in the lower pressing plate, the threaded shaft is in threaded connection with the lowe