A cooling chamber bottle seat with down turning cover, comprising a shelf device fixed in frame groove of cooling chamber door, a cover set on top of the shelf device for the prevention of water loss of the objects placed in the shelf device, the said cover can turn downward, between the cover body and door frames, a stabilizing device was installed to prevent glide of the cover by gravity. The invention provides cooling chamber bottle seat with down turning cover, the bottles seat is simple in structure, easy to be used, compared to the existing up-turned technology, the downward-turned cover can save the occupied door space when the cover turn up, thus several more bottles can be set in the limited space; through the turnover stabilizing device between the cover body and door frames, toprevent the cover turn downward by gravity when the cover is not used; The stabilizing overturned device of the invention is simple in structure and easy to produce with low cost.