Light and handy storage extension rack

The utility model discloses a light and handy article placing extension frame which comprises two rows of leg frames, each row of leg frames is formed by mutually crossing and hinging four supporting pipes, the adjacent leg frames are connected through placing rods, the placing rods penetrate through and are fixed at the end parts of the supporting pipes, and when the leg frames are longitudinally placed, the placing rods are fixed at the end parts of the supporting pipes. Three storage plates are placed in the leg frame from top to bottom, when the leg frame is transversely placed, two rows of storage plates are placed on the leg frame from left to right, catching grooves are formed in one sides of the storage plates, clamping nails matched with the clamping nails in a clamped mode are arranged on the other sides of the storage plates, and the two storage plates can be further connected in a buckled mode through the clamping nails and the catching grooves. The commodity shelf can be infinitely and transverse