Impeller lock nut assembly and extractor hood

The utility model discloses an impeller lock nut assembly and an extractor hood, and the impeller lock nut assembly comprises a rotating body, a locking nut and a locking nut, the locking nut and therotating body are arranged in a split mode, the locking nut is installed at the installation position...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	CHEN SHENGLI, LI DINGYAN, LI BENFENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS ORMACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS,CLIPS, WEDGES, JOINTS OR JOINTING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING OTHER DOMESTIC STOVES OR RANGES RANGES THERMAL INSULATION IN GENERAL VENTILATING WEAPONS
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Beschreibung
Zusammenfassung:	The utility model discloses an impeller lock nut assembly and an extractor hood, and the impeller lock nut assembly comprises a rotating body, a locking nut and a locking nut, the locking nut and therotating body are arranged in a split mode, the locking nut is installed at the installation position, and the locking nut is arranged to be a metal piece. The utility model discloses an impeller locknut assembly. The rotating body and the locking nut are arranged in a split mode. The material and the thickness of the locking nut are not limited; the length of the threaded hole of the locking nutis not limited; therefore, the thread fit length of the locking nut and the motor shaft is not limited; therefore, the connection strength between the locking nut and the motor shaft can be improved,and the connection stability between the locking nut and the motor shaft can be enhanced, so that the locking nut and the motor shaft can be kept in close fit in the installation and use process andare prevented from slipping a