Material degradation prevention crucible for OLED evaporation

The utility model discloses a material deterioration prevention crucible for OLED (organic light emitting diode) evaporation, which comprises a crucible body and a cover body, the top of the crucible body is open, a hollow structure is formed inside the crucible body, the cover body covers the top of the crucible body and is provided with a nozzle, the crucible body comprises an upper crucible body and a lower crucible body connected to the bottom of the upper crucible body, and a plurality of partition plates are uniformly arranged in the lower crucible body along the length direction. The lower crucible body is provided with a plurality of partition plates, the partition plates divide the lower crucible body into a plurality of partition cavities, openings enabling the partition cavities to be communicated are formed in the bottoms of the partition plates, the length of the lower crucible body accounts for 85%-90% of the total length of the body, and the length of the lower crucible body accounts for 89.1%