Directional turnover mechanism and watch

The utility model discloses a directional turnover mechanism and a watch. The directional turnover mechanism comprises a watch buckle, a head particle, an elastic part, a rotating shaft part and a watch tongue, the rotating shaft piece penetrates through the head particle and the watch buckle, and the watch tongue is rotatably installed on the rotating shaft piece. The head particle is located on the inner side of the watch buckle, and positioning holes are formed in the two ends of the head particle. One end of the elastic component is installed on the positioning hole, the other end is connected with the watch buckle, and the watch buckle always keeps directional fixation under the acting force of the elastic component. The watch buckle can be directionally fixed, and the watch buckle is convenient to assemble and wear and good in reliability. 本实用新型揭示了一种定向翻转机构及手表，所述定向翻转机构包括表扣、头粒、弹性部件、转轴件和表舌；转轴件穿设于头粒和表扣上，表舌转动安装在转轴件上；头粒位于表扣的内侧，且头粒两端均设有定位孔；弹性部件一端安装在定位孔上，另一端与表扣相连，表扣在弹性部件的作用力下，始终保持定向固定。本实用新型能够实现表扣的定向固定，且方便组装佩戴，以