Rotary seal structure for express pump

The utility model discloses a rotary seal structure for express pump, including the pump case with install the pump shaft in the pump case, the seal groove has been seted up to pump case one end inboard, install spring and annular sealing member in the seal groove, the spring is along the pump shaft...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	LI ZHIHAO, GU ZIQIAN, LI ZUOWEI, LIN FAN, MA XI, ZHONG DATIAN, HE CONGKUI, ZENG LEI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING CYLINDERS ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING PISTONS SEALINGS THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	The utility model discloses a rotary seal structure for express pump, including the pump case with install the pump shaft in the pump case, the seal groove has been seted up to pump case one end inboard, install spring and annular sealing member in the seal groove, the spring is along the pump shaft axial and be the circumference distribution, the sealing member is being supported to its one end, the other end is supporting the seal groove side, sealing part sleeved establishes in the pump shaft outside, the fastening groove has been seted up to its periphery, the fastening inslot is installed sealing member and pump shaft fastening elastic fastener together, pump case one end is fixed with the baffle, the slot has been seted up on the contact surface of sealing member and baffle, ditch inslot installation sealing washer, the baffle is pushed down sealing member and sealing washer simultaneously. The utility model has the advantages of the initial sealing force structure of adjustable, wear -resistant structu