High -efficient protective screen that gives sound insulation

The utility model discloses a high -efficient protective screen that gives sound insulation, it includes the shaped steel support, shaped steel support top is provided with segmental cavity, and the bottom is provided with the bottom cavity, be provided with straight board sound absorption cavity in the cavity of bottom, it has the amortization cotton to fill between straight board sound absorption cavity and the bottom cavity, cavity positive panel in bottom is the micropore abatvoix, be provided with arc sound absorption cavity in the segmental cavity, it has the amortization cotton to fill between arc sound absorption cavity and the segmental cavity, the positive panel of segmental cavity is the micropore abatvoix, be provided with transparent inferior gram force board between segmental cavity and the bottom cavity, it is fixed that aluminum metal alloy frame is passed through at the upper and lower both ends of transparent inferior gram force board, the cover down that gives sound insulation is connected