Pyridine three-stage cyclone pollution discharge treatment device

The utility model discloses a pyridine three-stage cyclone pollution discharge treatment device which comprises a regenerator, an immersion type snakelike heat exchanger, a quench tower, an acid absorption tank, a catalytic combustion furnace, a stripping tower, a centrifugal extractor and a rectifying tower, the regenerator is connected with the immersion type snakelike heat exchanger, the immersion type snakelike heat exchanger is communicated with the quench tower, and the acid absorption tank is communicated with the centrifugal extractor. The upper end of the quench tower is connected with an acid absorption tank, the acid absorption tank is communicated with the catalytic combustion furnace, the lower end of the quench tower is communicated with a stripping tower, the lower end of the stripping tower is communicated with a centrifugal extractor, and the centrifugal extractor is connected with a rectifying tower. Reutilization of heat and continuous regeneration and application of the catalyst are realiz