Stifled sewer is prevented to environment -friendly area sword formula

The utility model relates to a stifled sewer is prevented to environment -friendly area sword formula. The to -be -solved technical problem of the utility model is to provide a stifled sewer is prevented to environment -friendly area sword formula that soft, hard rubbish article, simple structure, convenient to use in the sewer are convenient for to clear away by. In order to solve the technical problem, the utility model provides such stifled sewer is prevented to environment -friendly area sword formula which comprises there are cutter, sword support, knife rest groove, pipeline, connecting rod and automatically controlled hydro -cylinder, the cutter is evenly installed on the sword support, be provided with the knife rest groove in the pipeline, the sword support mounting is in the knife rest groove, the sword support passes through the connecting rod and is connected with automatically controlled hydro -cylinder, automatically controlled hydro -cylinder is installed in the pipeline. The utility model discloses simple structure, convenient to use reached, be convenient for to clear away soft, the hard rubbish thing in the sewer, the effect of safe environmental protection.