Large-space trolley for tunnel secondary lining automatic pouring system
The utility model relates to a large-space trolley for a tunnel secondary lining automatic pouring system, and relates to the technical field of road construction, the large-space trolley comprises a portal frame, a side formwork and an opening and closing mechanism, the opening and closing mechanis...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model relates to a large-space trolley for a tunnel secondary lining automatic pouring system, and relates to the technical field of road construction, the large-space trolley comprises a portal frame, a side formwork and an opening and closing mechanism, the opening and closing mechanism comprises a first supporting rod, a second supporting rod and a first hydraulic cylinder, one end of the first supporting rod is rotationally connected with the portal frame, and the other end of the first supporting rod is rotationally connected with the side formwork; one end of the first supporting rod is rotationally connected with the portal, the other end of the second supporting rod is rotationally connected with the side die, one end of the first hydraulic cylinder is rotationally connected with the portal, the other end of the first hydraulic cylinder is rotationally connected with the side die, and the first supporting rod and the second supporting rod are parallel and equal. The plane where the first s |
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