This creation is a kind of angle adjustment structure of related protective face mask of what,It is mainly provided with a helmet portion,The helmet portion combines a protecting cover,And two sides are equipped with the corresponding set for being used to be arranged positioning what user head with one in articulated section and determine garter spring and are pivoted fixation,Wherein the articulated section and set are determined to be equipped with an activity template between garter spring,The activity template is equipped with a convex clip part,Convex clip part is correspondingly embedded in the multistage adjustment tank on what articulated section； Thereby,Using the displacement of the convex clip part what adjustment tank,It can raise and cover in protecting cover what except the movement closed,The angle of protecting cover can be finely tuned according further to user,Reach and may conform to comfortable effect person that different users' set is worn.本創作係有關於一種防護面罩之角度微調結構，其主要設有一頭盔部，該頭盔部結合一防護罩體，且兩側設有樞接部對應與一用來套設定位於使用者頭部的套定箍環樞設固定，其中該樞接部與套定箍環之間設有一活動片，該活動片上設有一凸卡件，凸卡件對應嵌入於樞接部上的多段調整槽；藉此，利用該凸卡件於調整槽的位移，使其能在防護罩體於掀開及蓋合的動作之外，能進一步依據使用者來微調防護罩體的角度，達到可符合不同使用者套戴的舒適功效者。
