Environmentally friendly toothbrush kit

The utility model relates to a toothbrush device, and particularly to an environmentally friendly toothbrush kit. The environmentally friendly toothbrush kit comprises a toothbrush handle, a toothbrush head and a cleaning head, one end of the toothbrush handle is provided with a inner threaded hole, one ends of the toothbrush head and the cleaning head are both provided with outer threaded rods, and the inner threaded hole of the toothbrush handle and the outer threaded rods of the toothbrush head and the cleaning head are mutually matched through threads; one side of the other end of the toothbrush head is provided with bristles, and the other end of the cleaning head is provided with bristles. By means of the threaded connection manner, the toothbrush kit separate the toothbrush head and the toothbrush handle in a rotary manner, when a new toothbrush is needed for replacement, only a toothbrush head needs to be replaced, that is, the toothbrush head is screwed off via rotation, and a new toothbrush head is taken out for screwing in, and thus can be used. Therefore, the toothbrush kit can guarantee that a whole toothbrush does not need to be discarded, and unnecessary waste is not caused. Simultaneously, the cleaning head can be replaced via rotation, cleaning is carried out on a toothbrush cup regularly, and multiple functions such as sanitation, environmental protection, saving and the like are really achieved.