Labyrinth type valve chamber cover shell

The utility model relates to a labyrinth type valve chamber cover shell, wherein a crankcase gas blowby passage is arranged on the horizontal direction of a central part of a valve chamber cover shell, and obstructing baffle plates with different lengths are installed on the inner periphery wall of...

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Bibliographische Detailangaben
Hauptverfasser:	RAO BAOYUAN, QIU FAQIANG, TENG HONG, CHEN GUOFENG, WANG ZIYING, WANG DECHUN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES BLASTING COMBUSTION ENGINES CRANKCASE VENTILATING CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES ENGINE PLANTS IN GENERAL HEATING HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS LIGHTING LUBRICATING INTERNAL COMBUSTION ENGINES LUBRICATING OF MACHINES OR ENGINES IN GENERAL MACHINES OR ENGINES IN GENERAL MECHANICAL ENGINEERING STEAM ENGINES WEAPONS
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Beschreibung
Zusammenfassung:	The utility model relates to a labyrinth type valve chamber cover shell, wherein a crankcase gas blowby passage is arranged on the horizontal direction of a central part of a valve chamber cover shell, and obstructing baffle plates with different lengths are installed on the inner periphery wall of the valve chamber cover shell. The labyrinth type valve chamber cover shell has simple structure and reasonable design, and a labyrinth structure capable of prolonging the retention time of gas and liquid in a separation chamber, and increasing contact area between mixed gas and the inner wall of the separation chamber is arranged in an oil gas separation chamber which consists of an oil baffle plate and the valve chamber cover shell together, and is provided with a mixed gas inlet and a filter gas outlet, crankcase gas blowby can be effectively filtered, the PCV valve working environment can be improved, and engine oil consumption can be reduced.