Land surveying instrument support convenient to assemble and carry

The utility model discloses a land surveying and mapping instrument support convenient to assemble and carry, which comprises fixing rods, rotating shafts, a supporting plate and a central supporting rod, the supporting plate is provided with a plurality of rotating shafts, the rotating shafts are provided with the fixing rods, the middle of the supporting plate is vertically provided with a sliding hole, and the central supporting rod is provided with a sliding groove. The central supporting rod is arranged in the sliding hole; the fixing rod, the rotating shaft, the supporting plate, the center supporting rod, the sliding hole, the sleeve, the guide block, the casing pipe, the first fastening bolt and the connecting rod are arranged and used in cooperation, the support can be rapidly and conveniently stored and placed, simplicity and convenience are achieved, and the height of the support can be adjusted; an internal thread is arranged in the center of the interior of the bottom end of the supporting platfo