Overflow water recovery device for steam turbine water jet tank

A steam turbine water jet tank overflow water recovery device comprises a water jet tank, an overflow cylinder and a condenser, the condenser comprises a waterproof pipe, a water return pipe and a circulating water pool, the water jet tank is provided with an overflow pipe connected into the overflow cylinder, an electric floating ball and a water pump are arranged in the overflow cylinder, and an outlet of the water pump is connected to a condenser circulating water discharge pipe. A gate valve and a check valve are sequentially arranged on the waterproof pipe from one side of an outlet, a ball valve is arranged between the blow-off pipe and the water return pipe, the water pump is started and stopped according to high liquid level and low liquid level signals of the electric floating ball and conveys overflow water in the overflow cylinder to a circulating water pool of the condenser, and the circulating water pool is provided with a circulating water inlet pipe communicated with the water jetting tank. 一种汽