目前,浙北、苏南水网平原有大量六、七十年代建造的摇臂式闸门,密封性能差,关闭不灵活,船、门碰撞多,损坏老化严重,挡洪效果不佳。此外,尚有数量不多采用电动启闭的垂直上提式闸门,建筑高度高,施工周期长,造价也较高。我们于1986年春设计了弧轨斜卧式闸门,它借助弧形钢轨双吊点同轴手动静水启闭,并具有升卧优势和弧形升降特色的新 At present, there are a large number of rocker-type sluices built in the water network of north and south Jiangsu in the 1960s and 1970s, which have poor sealing performance, inflexible closing, many collisions with ships and doors, serious damage and aging, and poor flood blocking effect. In addition, there is still a small number of vertical lift gate with electric opening and closing, high building height, long construction period and high cost. In the spring of 1986, we designed a reclining gate with arc rail. It opens and closes manually with the help of coaxial railings with double-point arc rail, and has the advantages of ascending and descending