Shelf assembly for refrigerator and refrigerator

A shelf assembly for a refrigerator, comprising:

• a shelf device for placing articles;
• a slide rail forming a slideway in a vertical direction, and having at least two positioning portions in a vertical direction;
• wherein the shelf assembly further comprises:
• a moving device for supporting the shelf device, the moving device comprising a bearing plate that is operably moved upward and downward relative to the slide rail, and a locking plate rotatably disposed relative to the bearing plate, a positioning member being disposed on the locking plate, the locking plate engaging with the shelf device;
• when the shelf device is operably lifted or released, a positioning member is disengaged from or engaged with one of the positioning portions, to adjust the height of the shelf device;
• wherein the locking plate is rotatably connected with the bearing plate through a rotating shaft, the locking plate is provided with an upper hanger and a lower hanger, the shelf device comprises a support, and the support is provided with an upper position-limiting hole matting with the upper hanger and a lower position-limiting hole mating with the lower hanger;
• when the shelf device is lifted, the support drives the locking plate to rotate so that the positioning member is disengaged from the positioning portion.