Telescopic tray

The utility model discloses a telescopic tray which comprises a plurality of telescopic plates, one of every two adjacent telescopic plates is obtained by rotating the other telescopic plate by 180 degrees, and the adjacent telescopic plates are detachably connected. The telescopic plate comprises a U-shaped plate and a T-shaped plate, sliding rails are horizontally arranged on the outer side wall of the vertical section of the T-shaped plate and the inner side walls of the two vertical sections of the U-shaped plate, and sliding blocks are arranged between the two sliding rails which are located on the vertical section of the T-shaped plate and the vertical section of the U-shaped plate respectively and are oppositely arranged. The multiple limiting grooves are formed in the sliding rail, the limiting blocks matched with the limiting grooves are arranged on the sliding blocks, the tray can be telescopically adjusted to be of multiple sizes according to the different number of the limiting grooves and the set