Over-rotation prevention device for swivel bridge
The utility model discloses an over-rotation prevention device for a swivel bridge. The device comprises a mounting seat and a limiting structure, wherein the mounting seat is used for being fixedly connected with a lower bearing platform of the swivel bridge; the limiting structure is arranged betw...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses an over-rotation prevention device for a swivel bridge. The device comprises a mounting seat and a limiting structure, wherein the mounting seat is used for being fixedly connected with a lower bearing platform of the swivel bridge; the limiting structure is arranged between the mounting base and an upper rotating disc of the swivel bridge, an open clamping groove is formed in the bottom of the upper rotating disc, the limiting structure comprises a locking assembly, the locking assembly tends to move towards the upper rotating disc, and when the upper rotating disc rotates to the position where the clamping groove corresponds to the locking assembly, the locking assembly can upwards pass through the bottom opening to be inserted into the clamping groove in a limited mode. The rotation of the upper rotating disc is limited by the limiting device, so that the condition of over-rotation caused by the rotation inertia force of the upper rotating disc is prevented, the purpose of over- |
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