Auxiliary surveying and mapping device for surveying and mapping engineering

The utility model provides an auxiliary surveying and mapping device for surveying and mapping engineering, and relates to the technical field of auxiliary surveying and mapping. The auxiliary surveying and mapping device for surveying and mapping engineering comprises a base and a plurality of frame legs, the frame legs are hinged to the outer side face of the base, and lifting grooves are formed in the inner sides of the frame legs. According to the auxiliary surveying and mapping device for surveying and mapping engineering, by arranging the base, the frame legs, the supporting legs, the threaded holes, the threaded sleeves and the connecting rods A, when measurement is prepared, a fixing base of an observation instrument is connected with a connector, the frame legs are rotated, so that the supporting legs make contact with the ground and are in a stable state, threaded wires are rotated, and the supporting legs are not clamped by the threaded wires; the observation platform can move up and down more stab