| 摘要 |
A movable opening and closing type leaking water pollution prevention device of a bridge is provided to prevent the pollution of a river by cutting off an inflow of polluted rainwater or oil toward a catch basin using a movable cover which is closed up tightly by a reciprocating motion against a fixed cover. A movable opening and closing type leaking water pollution prevention device of a bridge comprises a catch basin body connected with a drainpipe and provided with a cover support, a fixed cover(20) provided with many inflow holes, a lever operating groove(24) and movable cover supports(28) and mounted to the cover support of the catch basin body, a movable cover(30) inserted to the fixed cover and provided with many inflow holes(32), gear projections(34) and support projections(36), and an opening and closing lever(40) provided with a gear to couple an outer fixing plate(46b) mounted to the cover support to an upper plate engaged with the movable cover by a support shaft(47) and an inner rotary plate assembled to the inside of the outer fixing plate. |
