Rail cable-stayed type ship lock

The utility model provides a rail cable-stayed type ship lock, aims to solve the problem of low ship passing efficiency of a conventional riverway ship lock, and relates to the field of riverway ship lock facilities. The rail cable-stayed type ship lock comprises a small lock chamber consisting of an upstream gate and a downstream gate, and the rail cable-stayed type ship lock is characterized in that the small lock chamber is arranged on a slope; a rail slideway is also arranged on the slope; a rail trolley is arranged on the rail slideway; the rail slideway extends into a downstream water area from the lock bottom of the small lock chamber; a rail trolley gear block is arranged on the rail slideway in the downstream water area; a water feeding blind pass is arranged between the small lock chamber and an upstream water area; and a water releasing blind pass is arranged between the small gate chamber and the downstream water area. The rail cable-stayed type ship lock provided by the utility model is suitable