Vibrating toothbrush having a screw-combined structure

摘要

The present invention includes a lower cap having a first female screw portion having an accommodating space therein, an accommodating space therein, and having a screw thread formed therein; A toothbrush head having an insertion groove and a second female screw portion having a thread formed in an inner diameter of the insertion groove; And a connecting member having a connecting member body and a first male screw portion and a second male screw portion, each of which is formed to protrude from both end portions in the longitudinal direction of the connecting member body, and each of which has a thread formed on an outer circumferential surface thereof, wherein the first female screw portion and the The first male screw portion, and the second female screw portion and the second male screw portion are each fastened in a screwing manner. Accordingly, when a force acts in a direction in which the lower cap or the toothbrush head portion and the connecting member are spaced apart from each other, the screw thread may support the first female screw portion or the second female screw portion to be prevented from being separated.