Fruit and vegetable placement shelf for fresh-keeping refrigeration house

The invention discloses a fruit and vegetable placement shelf for a fresh-keeping refrigeration house. The fruit and vegetable placement shelf for the fresh-keeping refrigeration house comprises firstsupporting rods; second supporting rods are disposed on one sides of the first supporting rods; a plurality of grooves are formed in the second supporting rods; a rotary shaft is disposed between twosecond supporting rods; first strip-shaped teeth are uniformly distributed on the rotary shaft; knobs are disposed on one sides of the second supporting rods and fixedly connected to the rotary shaft; a top plate is fixedly connected to the tops of the first supporting rods and the second supporting rods; a plurality of fruit and vegetable storage units are disposed between the first supporting rods and the second supporting rods; and each fruit and vegetable storage unit comprises a bottom plate, wherein grooves for storing fruits and vegetables are uniformly distributed in the upper surfaceof the bottom plate; two s