Ball valve with filtering function

The utility model relates to the technical field of ball valves. The ball valve with the filtering function comprises a ball valve body, a fixing pipe is fixedly connected to the right side of the ball valve body, a groove is formed in the bottom of an inner cavity of the fixing pipe, a filter screen is connected to an inner cavity of the groove in a clamped mode, and the top of the filter screen penetrates through the fixing pipe and is connected with a mounting plate in a bolted mode. Through cooperation of a threaded rod, a threaded sleeve, a clamping plate and a baffle, a filter screen is rapidly installed, the filter screen filters water, silt is prevented from damaging the ball valve body, the service life of the ball valve body is prolonged, through cooperation of a rotating shaft, a rotating rod and a brush rod, power generated by flowing water can drive the brush rod to rotate, and therefore the filter screen is cleaned; and through cooperation of a first sliding groove, a first sliding block, a spri