Ball containing chamber cover plate and rubber ball cleaning device

The utility model relates to the relevant technical field of ball containing chambers, in particular to a ball containing chamber cover plate and a rubber ball cleaning device, which comprise a fastening assembly, the fastening assembly comprises a main body, a cover body is hinged to the side face of the main body, an inserting block is fixedly connected to the side face of the cover body, and a connecting block is fixedly connected to the side face of the main body. The inserting block is movably inserted into the inner wall of the connecting block, an inserting rod is movably inserted into the side face of the connecting block, the inserting rod penetrates through the connecting block and is movably inserted into the side face of the inserting block, and a spring is arranged between the inserting rod and the connecting block; and the buffering assembly comprises a fixing ring, a buffering rod is movably connected to the side face of the fixing ring in an inserted mode, and a compression spring is arranged