Opening and closing method and opening and closing mechanism of convertible movable top cover of railway freight wagon
An opening and closing method and mechanism is adapted for a convertible movable top cover of a railway freight wagon including first and second convertible movable top covers; a belt driving mechanism is arranged on the wagon. One end of the first convertible movable top cover is connected with one...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | An opening and closing method and mechanism is adapted for a convertible movable top cover of a railway freight wagon including first and second convertible movable top covers; a belt driving mechanism is arranged on the wagon. One end of the first convertible movable top cover is connected with one side of a driving belt in the belt driving mechanism and a first outer convex portion; one end of the second convertible movable top cover is connected with the other side of the driving belt in the belt driving mechanism and a second outer convex portion. A moving direction of one side of the driving belt is opposite to that of the other side of the driving belt. First and second stopper devices are arranged on the ground. When the wagon moves, the first stopper device contacts the first outer convex portion or the second stopper device contacts the second outer convex portion. |
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