Large-capacity and convenient-to-carry tool storage device for art watercolor paintings

The invention relates to the related field of art tools, in particular to a large-capacity and convenient-to-carry tool storage device for art watercolor paintings. The large-capacity and convenient-to-carry tool storage device for the art watercolor paintings comprises a storage cabinet, a first storage box and a second storage box. According to the large-capacity and convenient-to-carry tool storage device for the art watercolor paintings, four universal wheels are arranged on the four corners of one side of the storage cabinet, a handle is arranged on the other side of the storage cabinet, the handle is connected with the interior of the storage cabinet through a telescopic rod, so that a luggage box type structure is formed, the storage cabinet has enough space, and the storage cabinet is convenient to carry and move; a seat cushion is arranged, supporting legs are installed on the back face of the seat cushion, the seat cushion can be assembled into a chair, a painter can sit for painting conveniently, a