Traction plate of semitrailer

The utility model discloses a semitrailer traction plate which comprises a plate body, a through hole is formed in the surface of the plate body, a lubricating assembly is arranged on the surface of the top of the plate body, the lubricating assembly comprises an oil injection groove, the oil inject...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	XU ZHIMIN, XIE XIUXIA
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS MOTOR VEHICLES PERFORMING OPERATIONS TRAILERS TRANSPORTING VEHICLE CONNECTIONS VEHICLES IN GENERAL
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Beschreibung
Zusammenfassung:	The utility model discloses a semitrailer traction plate which comprises a plate body, a through hole is formed in the surface of the plate body, a lubricating assembly is arranged on the surface of the top of the plate body, the lubricating assembly comprises an oil injection groove, the oil injection groove is formed in the surface of the top of the plate body and provided with at least one oil guide port, and an oil injection hole is formed in the oil guide port and communicated with the through hole. The oil injection hole is formed in the top surface of the plate body; the auxiliary lubricating piece is installed in the through hole, the outer surface of the auxiliary lubricating piece is seamlessly attached to the inner wall of the through hole, the auxiliary lubricating piece comprises an installation ring, an annular groove is formed in the outer surface of the installation ring, a sponge sleeve is arranged outside the annular groove in a sleeving mode, and an oil penetrating hole is further formed in