Pollution discharge device for power generation circulating water pool

The utility model discloses a blowdown device for a power generation circulating water pool. The blowdown device comprises a circulating water pool, a water return pipe is arranged at the top of the circulating pool; a water return valve is arranged on the water return pipe; an overflow branch pipe is arranged on the water return pipe at the front end of the water return valve; a manual gate valve and a fire water valve are arranged on the overflow branch pipe; the manual gate valve is arranged on the front side of the fire water valve. The overflow bypass branch pipe is additionally arranged at the water return pipe, the manual gate valve and the fire control water valve are additionally arranged on the overflow bypass branch pipe to carry out pollution discharge or overflow, the amount of hot water returning to the cooling tower can be effectively reduced, and meanwhile, a fire control hose can be connected to flush the ground or be used for watering a watering cart to flush the ground. 本实用新型公开了一种发电循环水池排污装置