The invention discloses a brush head device of a multifunctional mouth care tool. The brush head device is characterized in that a pair of transmission rods is connected with a pair of brush heads respectively, the brush heads are integrally shaped and made from a food-grade silica gel like soft material and can rotate oppositely by 360 degrees, and a backlashing board is arranged on the rear sides of the brush heads. End portions of the transmission rods are lower than those of the brush heads. The top end of the backlashing board is lower than those of the brush heads. The brush head device of the multifunctional mouth care tool has the advantages that the problems that a coated tongue is difficult to clean deeply and a traditional device is heavy and inconvenient to carry are solved the defects that a traditional tooth brush, a tongue brush and the like are single in function and incapable of cleaning all mouth dirt thoroughly are overcome the problems that the traditional toothbrush is prone to hiding and generating bacteria, injuring gingivae, teeth, a taste bud and a lingual papilla and the like are solved.一種多功能口腔護理工具的刷頭裝置,尤其是一對傳動杆,分別與一對刷頭相連接,該對刷頭分別採用食品級矽膠類軟材質一體成型製成,該對刷頭360度相向旋轉,該對刷頭的後面設置一反沖板。所述傳動杆的端部低於刷頭的端部。反沖板的頂端低於刷頭的頂端。克服了舌苔深層清潔的難題及傳統裝置不僅笨重,不易攜帶問題。克服了傳統牙刷、舌刷器等功能單一,不能徹底清除整個口腔髒物的難題。克服了傳統牙刷易藏匿滋生細菌,並對牙齦、牙齒、味蕾、舌乳頭易造成傷害等問題。1‧‧‧刷頭2‧‧‧刷毛3‧‧‧滾筒4‧‧‧反沖板5‧‧‧傳動杆
