Pollution detection device for thermal power station

The utility model relates to the technical field of thermal power generation, and discloses a pollution detection device for a thermal power station, which comprises a shunt box, the top of the shuntbox is communicated with a pollution gas collection pipe, the top of the pollution gas collection pipe is communicated with a pollution detector, and the left side of the shunt box is communicated with a gas flow pipe. A temperature sensor is fixedly installed on the inner side wall of the gas circulation pipe, a gas outflow ring penetrating through and extending to the right side of the flow distribution box is communicated with the interior of the flow distribution box through threads, a gas outflow pipe is communicated with the right side of the gas outflow ring, and a sealing groove is formed in the left side of the gas outflow ring. And a sealing ring extending to the left side of the gas outflow ring is fixedly mounted in the sealing groove. The pollution detection device for the thermal power station has th