Disclosed is a noise elimination V-type ball valve with combined hole plates. A disk type spring gland 4 compresses a valve seat supporting ring 6 through a disc type pre-loaded spring 5; a valve body 2 and the valve seat supporting ring 6 are sealed through an O-type seal ring 9; a valve rod 17 drives a valve element 7 to rotate through a spline 8; the valve element 7 makes contacts with the valve seat supporting ring 6 to form a sealing surface; a packing gland 12 and the valve body 2 are compressed together through a bolt and nut component 13; the packing gland 12 compresses a packing material 10 through a packing shaft sleeve 11; a supporting frame 15 and the valve body 2 are compressed together through bolt and nut components 14; the packing material 10 is isolated from the valve rod 17 through a packing spacer 16; a pressure reduction hole plate 19 and a pressure reduction hole plate 20 are welded into the valve element 7; a noise elimination hole plate 21 and the valve body 2 are fastened together through an inner hexagon screw18; a base gland 1 is fastened to the valve body 2 through bolt and nut components 23; and the bottom of the valve element 7 rotates around a valve element rotary shaft 22 when the valve element 7 works.