Anode carbon block tray for aluminum and adjustable deviation prevention device thereof

The utility model discloses an anode carbon block tray for aluminum and an adjustable deviation prevention device thereof. The adjustable deviation prevention device comprises a fixed support, a carbon block guide block and a locking piece; wherein the fixed support is used for being fixed to an aluminum anode carbon block tray, and a mounting hole is formed in the fixed support; the carbon blockguide block comprises an adjusting rod, the adjusting rod is adjustably arranged in the mounting hole in a penetrating mode, and the relative position of the carbon block guide block and the fixed support is adjusted through the adjusting rod; the locking piece is arranged between the adjusting rod and the fixed support and used for locking the position between the adjusted adjusting rod and the fixed support. By means of telescopic adjustment of the carbon block guide block, the adjustable deviation prevention device can meet the containing requirements of carbon blocks with different widths,products with different s