Double-layer common rail pipe

The utility model relates to a double-layer common rail pipe which comprises an outer pipe, an outer pipe hole axially penetrating through the outer pipe, threaded sleeves installed at the two ends of the outer pipe hole in a threaded mode, an inner rail installed in the outer pipe and the threaded...

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Bibliographische Detailangaben
Hauptverfasser:	CUI ZHENTING, FENG SHUWEN, DONG ENJUN, FENG LIJUN, SONG LERAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING COMBUSTION ENGINES HEATING HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS LIGHTING MECHANICAL ENGINEERING SUPPLYING COMBUSTION ENGINES IN GENERAL, WITH COMBUSTIBLEMIXTURES OR CONSTITUENTS THEREOF WEAPONS
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Beschreibung
Zusammenfassung:	The utility model relates to a double-layer common rail pipe which comprises an outer pipe, an outer pipe hole axially penetrating through the outer pipe, threaded sleeves installed at the two ends of the outer pipe hole in a threaded mode, an inner rail installed in the outer pipe and the threaded sleeves, an inner rail hole axially penetrating through the inner rail, plugs assembled at the two ends of the inner rail hole, and a plurality of high-pressure connectors arranged at intervals penetrating through the outer pipe and connected with the inner rail in a threaded mode. The outer end of the high-pressure connector communicates with the marine diesel engine, the inner end of the high-pressure connector communicates with the inner rail hole, and a sealing structure is arranged between the outer pipe and the high-pressure connector. The sealing structure comprises a sealing pressing block, one end of the sealing pressing block is arranged on the periphery of the high-pressure connector in a sleeving mode,