This creation is to provide a kind of protector reinforced structure, includes a fixing piece and plural sheet body. In the form of sheets, which includes the buckling parts of the what fixing piece one side and the ora terminalis of an adjacent what buckling parts for the fixing piece system; The grade sheet bodies have elasticity and are disposed adjacent, respectively the sheet body separately includes the adhesive buckle portion of a connecting pin and an opposite what connecting pin, wherein the connecting pin system is connected with the ora terminalis of the fixing piece, and the same face of the buckling parts of the system, adhesive buckle portion and the fixing piece is all male fastener. This creation provides a kind of protector comprising protector reinforced structure again, includes band body and a protector reinforced structure. The protector reinforced structure of this creation can fix the position that the existing protector of what is not fixed easily, and reinforce the effect of fixed to reach.本創作為提供一種護具補強結構,包含一固定件以及複數片體。該固定件係呈片狀,該固定件包含一位於該固定件一面的扣合部以及一相鄰於該扣合部的端緣;該等片體具有彈性且相鄰設置,各該片體分別包含一連接端以及一相對於該連接端的黏扣部,其中該連接端係與該固定件的端緣相連接,該黏扣部係與該固定件的扣合部之同一面皆為公扣件。本創作又提供一種包含護具補強結構的護具,包含一帶體以及一護具補強結構。本創作之護具補強結構可固定於現有護具不易固定的部位,以達成加強固定之功效。