Surveying and mapping support convenient to carry

The utility model belongs to the technical field of surveying and mapping, and particularly relates to a surveying and mapping support convenient to carry. Comprising a supporting platform, a screw rod fixed to the lower portion of the supporting platform, a first connecting column spirally connected to the lower portion of the screw rod, a second connecting column fixed to the lower portion of the first connecting column, three grooves annularly formed in the outer wall of the second connecting column, and rotating frame blocks rotationally connected with the groove parts. A fixed block is fixed at the bottom position of the outer wall of the rotating frame block; through the conventional contraction means between a first connecting rod and an anti-skid groove, the rotating design of a fixing block part on the outer side of a rotating frame block and the end of the first connecting rod and the rotating arrangement of a supporting platform above a first connecting column under the action of a screw rod, the f