Large-overload shock absorber

The invention belongs to the technical field of helicopter power system design, and discloses a large-overload shock absorber. The large-overload shock absorber comprises a nut, a force bearing connector, a shock absorber upper positioning piece, a shock absorber outer shell, a shock absorber lower...

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Bibliographische Detailangaben
Hauptverfasser:	ZHANG YUPEI, WU XINHAO, DUAN YONGLIANG, RUAN HONGXIA, WANG HUI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MEANS FOR DAMPING VIBRATION MECHANICAL ENGINEERING SHOCK-ABSORBERS SPRINGS THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	The invention belongs to the technical field of helicopter power system design, and discloses a large-overload shock absorber. The large-overload shock absorber comprises a nut, a force bearing connector, a shock absorber upper positioning piece, a shock absorber outer shell, a shock absorber lower positioning piece, a special bolt, first disc springs, second disc springs and a compression spring;the shock absorber lower positioning piece is fixed to a helicopter body structure frame, and the lower portion of the special bolt penetrates through the shock absorber lower positioning piece; andgrooves are formed in the corresponding positions of the shock absorber upper positioning piece and the shock absorber lower positioning piece correspondingly, and the compression spring sleeves the lower portion of a first boss of the special bolt and is positioned through the grooves in the shock absorber upper positioning piece and the shock absorber lower positioning piece. The large-overloadshock absorber has a good s