| 摘要 |
<p>The purpose of the present invention is to provide an elevating trap for the maintenance of a hopper car, which can prevent safety accident during work by providing a moving path where a worker can safely move a partition during maintenance work of a hopper car, and can improve work efficiency by being manufactured into a mobile type in order to be moved to a required space. The elevating trap for the maintenance of a hopper car comprises: a steel pipe frame which is manufactured from steel pipes and includes a rectangular lower frame and a vertical frame installed at rectangular one end of the lower frame in a vertical direction; a rectangular upper plate which is installed on the top of the vertical frame; a fixed ladder whose both ends are fixated between the lower frame and the upper plate in order to incline; a variable ladder which is installed at one side of the upper plate in order to rotate on a hinge shaft of a part combined with the upper plate; and a deceleration motor which generates driving force so that the variable ladder can rotate.</p> |
