Closestool water tank water inlet valve

The water inlet valve comprises a water inlet pipe body and a buoy assembly, a water outlet is formed in the top of the water inlet pipe body, a water outlet flow channel is arranged on one side of the water outlet, a bundling filter screen is arranged on the outlet side of the water outlet flow channel, and a plurality of leakage holes are evenly distributed in the bundling filter screen; the buoy assembly comprises a housing and a buoy body, a water receiving port corresponding to the bundling filter screen is formed in the housing, and a water dispersing disc is arranged in the water receiving port; according to the utility model, the water outlet from the lower part is changed into the water outlet from the top part, and the water outlet is always positioned above the liquid level, so that the trouble of installing an anti-siphon valve and the cost increase are avoided, the product has better market competitiveness, and in addition, the design of the top water outlet also avoids the trouble of a double-la