Surveying and mapping instrument with surveying and mapping height convenient to adjust

The utility model relates to the field of surveying instruments, in particular to a surveying instrument convenient to adjust surveying height, which comprises a supporting disc, a supporting component, a supporting rod, a supporting rod and a supporting rod, wherein the supporting component is arranged below the supporting disc and used for supporting on the ground for operation; the self-adaptive assemblies used for adapting to the rugged ground are arranged below the supporting assembly, when the self-adaptive assemblies are used, the supporting assembly is detachably connected with any self-adaptive assembly, and the supporting assembly is supported on the rugged ground for use under the cooperative use of the self-adaptive assemblies. Through the self-adaptive capacity of a telescopic rod a and a telescopic rod b in the self-adaptive assembly, the robot is stably supported on the rugged ground; an adjusting assembly used for finely adjusting the position of the device is arranged below the supporting dis