The utility model discloses a dog cage convenient to move, which relates to the technical field of pet supplies, and comprises a base, a plurality of moving wheels are fixedly mounted on the bottom surface of the base, a top plate is arranged above the base, a back plate and two side plates are fixedly connected between the top plate and the base, the base is connected with a door body through a connecting mechanism, and the door body is connected with the bottom of the base. The door body, the base, the back plate, the top plate and the two side plates form the cavity used for containing dogs, by arranging the connecting mechanism, when the dog cage is not used, the door body can be conveniently and rapidly detached from the base, and therefore the problem that due to the fact that a door body of a traditional fixed dog cage cannot be detached, the containing size is large is solved; the dog cage is simple in structure, various parts can be stacked or detached for storage after being detached, occupied space during transportation and storage can be remarkably reduced, the dog cage can easily move in multiple directions by arranging the multiple moving wheels on the bottom face of the base, air circulation in the cavity can be guaranteed by arranging the ventilation grooves, and a comfortable environment can be maintained for pets.