Swing check valve with adjustable it is two -way

The utility model relates to a check valve relates to a swing check valve with adjustable it is two -way, including valve body, sealed lid, accommodate the lead screw, removal riser, loose axle, column spinner, valve cap board and sealing ring, be equipped with the rotary valve installation cavity in the valve body, rotary valve installation cavity left side is equipped with left liquid through hole, rotary valve installation cavity right side is equipped with right liquid through hole, the inboard fixedly connected with sealing ring respectively of left side liquid through hole and right liquid through hole, rotary valve installation cavity upper end is equipped with square through groove, the sealed lid of the sealed fixedly connected with in square through groove top, sealed cover movable mounting and have accommodate the lead screw, accommodate the lead screw is last to have the removal riser by threaded connection, it is equipped with logical groove to remove bottom of vertical plate, it has the column s