Novel C-shaped steel sunlight type double-layer heat-preservation double-framework vegetable greenhouse

The utility model discloses a novel C-shaped steel sunlight type double-layer heat preservation double-framework vegetable greenhouse which comprises a plurality of first unit frames and second unit frames, and the first unit frames and the second unit frames are arranged at intervals. The first unit frames and the second unit frames are jointly and fixedly connected with a first fixing strip, two second fixing strips and a third fixing strip in sequence from top to bottom, the bottom of the first fixing strip is fixedly connected with a plurality of evenly-arranged supporting rods, and the middles of all the supporting rods are jointly and fixedly connected with a fourth fixing strip; the top of the fourth fixing strip is fixedly connected with a plurality of evenly-arranged inner layer unit frames, and the two ends of the bottoms of all the inner layer unit frames are jointly and fixedly connected with a fifth fixing strip. The double-layer work shed is arranged, a good heat preservation effect can be achie