Multifunctional mop cleaning barrel

The invention belongs to the field of sanitary wares, and in particular relates to a multifunctional mop cleaning barrel. In the multifunctional mop cleaning barrel, a big barrel is connected with a small barrel and a sliding cover through a connecting device so as to form a folding structure; when the multifunctional mop cleaning barrel is folded up, the small barrel is placed in the big barrel, and the sliding cover covers the big barrel; and when the multifunctional mop cleaning barrel is unfolded, the small barrel is placed on the big barrel or on the left side or the right side of the big barrel. The multifunctional mop cleaning barrel has the advantages that the cleaning barrel, the drying barrel and the sliding cover are connected through a folding mechanism; and after use of the multifunctional mop cleaning barrel, the sliding cover is upturned, the drying barrel and the folding mechanism are placed in the cleaning barrel, and then the sliding cover covers the big barrel, thus being clean and tidy and convenient to carry and reducing occupied space in storage and transportation. The multifunctional mop cleaning barrel has the advantages of simple fittings, high firmness and wide market prospect.