Bearing bush suitable for lifter of wheeled tractor

The utility model discloses a bearing bush suitable for a lifter of a wheeled tractor, which comprises a pair of bearing bushes matched with each other, and the pair of bearing bushes is divided into an upper bearing bush and a lower bearing bush; the inner wall of the upper bearing bush and the inn...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	HE JIFENG, WANG XIAOLIANG, ZHANG TIJUN, LI SHICHANG, WANG ZIXUAN, WANG BO, ZHU QINGLEI, WANG MIN, DING YU, LI LING, ZHANG MING, CHEN QIANG, WANG YOULIAN, ZHANG SHANSHAN, QUAN ZIWEI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BEARINGS BLASTING ELEMENTS OR CRANKSHAFT MECHANISMS ENGINEERING ELEMENTS AND UNITS FLEXIBLE SHAFTS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING LUBRICATING MECHANICAL ENGINEERING ROTARY BODIES OTHER THAN GEARING ELEMENTS SHAFTS THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	The utility model discloses a bearing bush suitable for a lifter of a wheeled tractor, which comprises a pair of bearing bushes matched with each other, and the pair of bearing bushes is divided into an upper bearing bush and a lower bearing bush; the inner wall of the upper bearing bush and the inner wall of the lower bearing bush are each provided with three parallel semicircular oil grooves at equal intervals, and the semicircular oil grooves in the upper bearing bush and the semicircular oil grooves in the lower bearing bush are matched to form a complete annular oil groove. Axial oil grooves are further formed in the inner walls of the upper bearing bush and the lower bearing bush, the two ends of each axial oil groove are communicated with the annular oil grooves in the two ends respectively, and the axial oil grooves are also communicated with the annular groove in the middle; and an oil filling hole is formed in the middle of one bearing bush and is communicated with the axial oil groove or the annula