Surveying and mapping instrument for engineering surveying and mapping

The utility model relates to the technical field of surveying instruments, and discloses a surveying instrument for engineering surveying, which comprises a base, a buffer box is fixed at the top of the base, a sliding groove is arranged at the top of the buffer box, a cross rod is fixed inside the buffer box, a moving block is slidably connected to the surface of the cross rod, a spring is fixed on the outer side of the moving block, and the spring is fixed on the outer side of the moving block. A mounting seat is fixed to the top of the moving block, a base is slidably connected to the interior of the mounting seat, a surveying instrument body is fixed to the top of the base, a surveying instrument lens is rotatably connected to the inner side of the surveying instrument body, a display screen is arranged on the front face of the surveying instrument body, and a plurality of control keys are arranged on the right side of the display screen. The surveying and mapping instrument has the advantages that the su