Butterfly valve with cleaning function

The butterfly valve with the cleaning function comprises a valve body, a waterproof stepping motor and a filter screen, the output end of the waterproof stepping motor penetrates through the filter screen to be fixedly connected with a connecting rod, sliding rods are arranged on the two sides of the connecting rod, first brushes are fixedly connected to the sides, away from each other, of the sliding rods, and the outer walls of the first brushes are tightly attached to the interior of the valve body. The device has the advantages that the waterproof stepping motor drives the connecting rod to rotate, then the first brush and the second brush are driven to clean the inner wall of the valve body and the surface of the filter screen at the same time, the simultaneous cleaning effect is achieved, the cleaning effect of the device is greatly improved, and the practical performance of the device is improved. 本实用新型公开了一种具有清洁功能的蝶阀，包括阀体、防水步进电机和过滤网，防水步进电机输出端穿过过滤网固定连接有连接杆，连接杆两侧均设置有滑杆，滑杆相远离一侧均固定连接有第一毛刷，第一毛刷外壁与阀体内部紧密贴合，本