Miniature dustproof metal bearing

The utility model provides a miniature dustproof metal bearing, which comprises an outer ring, an inner ring, a ball body, a retainer, a right sealing ring and convex edges, the inner ring is arranged in the outer ring, the outer side of the outer ring is provided with four convex edges which mutual...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	LIU XIULIANG, GE JIANJIANG
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 MECHANICAL ENGINEERING ROTARY BODIES OTHER THAN GEARING ELEMENTS SHAFTS THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	The utility model provides a miniature dustproof metal bearing, which comprises an outer ring, an inner ring, a ball body, a retainer, a right sealing ring and convex edges, the inner ring is arranged in the outer ring, the outer side of the outer ring is provided with four convex edges which mutually form an angle of 90 degrees, a circumferential annular channel is formed between the outer ring and the inner ring, the retainer is arranged in the annular channel in a sliding manner, and the right sealing ring is arranged on the ball body. And a left annular sealing cover and a right annular sealing cover are respectively arranged at the left end and the right end of an annular channel between the outer ring and the inner ring. The utility model has the beneficial effects that the outer side of the outer ring is provided with a plurality of convex edges, so that the stability of the outer ring on a bearing seat is improved, and the sliding phenomenon of the outer ring is reduced; the left sealing ring and the