Crawler -type pile driver stand bottom sprag device
The utility model discloses a crawler -type pile driver stand bottom sprag device, crawler -type pile driver stand bottom sprag device is fixed with connection ball base including support chassis and support oil top on the support chassis, be equipped with in the connection ball base and connect the...
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| Hauptverfasser: | , |
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model discloses a crawler -type pile driver stand bottom sprag device, crawler -type pile driver stand bottom sprag device is fixed with connection ball base including support chassis and support oil top on the support chassis, be equipped with in the connection ball base and connect the ball hole, and it has the telescopic link to support the oily endotheca that pushes up, and the bottom on support oil top is equipped with flange, and the bottom of telescopic link is fixed with the oily head of heading a ball. The utility model has the characteristics of simple structure, ingenious makes crawler -type pile driver during operation stand bottom better supported, and the protection slewing bearing do not damage. |
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