Wet-type drilling blowout prevention and water collection integrated device

The invention discloses a wet-type drilling blowout prevention and water collection integrated device which comprises a gas-water separation unit and a water slag filtering unit. The gas-water separation unit comprises a gas-water separation tank, the top of the gas-water separation tank is provided with an extraction opening, the bottom of the gas-water separation tank is provided with a water slag outlet, and two opposite side surfaces of the gas-water separation tank are respectively provided with an opposite hole; the water slag filtering unit comprises a water collecting tank, a primary filter screen and a secondary filter screen, a water collecting cavity is formed in the water collecting tank, the water collecting tank is provided with a water slag inlet and a purified water outlet which are communicated with the water collecting cavity, the primary filter screen and the secondary filter screen are arranged in the water collecting cavity, the primary filter screen is close to the water slag inlet, and