Soybean planter with adjustable planting depth
The planting depth adjustable soybean planter comprises a main body, an inner cylinder is integrally formed at the lower end of the main body, the outer wall of the inner cylinder is slidably connected with a hollow insertion rod, the outer portion of the insertion rod is in threaded connection with...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The planting depth adjustable soybean planter comprises a main body, an inner cylinder is integrally formed at the lower end of the main body, the outer wall of the inner cylinder is slidably connected with a hollow insertion rod, the outer portion of the insertion rod is in threaded connection with an adjusting sleeve, a connecting sleeve is arranged below the adjusting sleeve, and the connecting sleeve is in threaded connection with the outer wall of the inner cylinder. The two ends of the adjusting sleeve are rotationally connected with the lower end of the main body and the upper end of the connecting sleeve through bearings correspondingly. Through the threaded fit between the insertion rod and the adjusting sleeve and the rotation fit between the adjusting sleeve and the main body as well as between the adjusting sleeve and the connecting sleeve, when the adjusting sleeve is rotated, the insertion rod is driven by the adjusting sleeve to move through the sliding limitation between the insertion rod and |
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