Aromatic hydrocarbon extraction and purification device

The utility model provides an aromatic hydrocarbon extraction and purification device, including the working tank body, the utility model discloses a set up first fly leaf based on the fixed block symmetry, these two first fly leafs are not in on the same horizontal plane, and the second fly leaf sets up based on the fixed block symmetry, these two second fly leafs are in on the same horizontal plane, make this novel structure central plain material obtain long -time extraction in the internal portion of working tank, inside swing joint has built -in board through the outside with the second fly leaf, connecting rod swing joint between these two built -in boards, and the lower extreme of connecting rod is fixed with the upper end of spring, the lower extreme of this spring is connected inthe upper end of fixed block, make this novel structure central plain material obtain long -time extraction once more in the internal portion of working tank, it is circular -arc through being the character cut in bas -relief