The invention discloses an oil filling pipe assembly. The oil filling pipe assembly comprises a filling oil pipe and a breather pipe, wherein the breather pipe is welded and bypassed on the filling oil pipe; an oil filling neck capable of preventing filled oil from overflowing is arranged in the filling oil pipe in the form of interference fit; an oil filling neck section is formed at the front part of the oil filling pipe in a diameter-expanded way; an oil filling end whose diameter is expanded to form an oil filling chamber is arranged at the front end of the oil filling neck section; a protective flange is welded at the oil filling end in a fitting way; the oil filling neck is fixedly mounted in an upper chamber opening of a neck chamber of the oil filling neck section communicated with the oil filling chamber; an internal thread which spirally matches with an oil tank cover is molded on the chamber wall of the oil filling chamber in a rolled way; and a sealed arc surface which is matched with the oil tank cover in a sealed way is molded in the chamber opening of the oil filling chamber in an extruded way. The oil filling pipe assembly disclosed by the invention is advantaged in that the structure of the oil filling pipe assembly is simple; the oil is smoothly filled; the sealing performance of the oil filling pipe assembly is good; the safety coefficient of the oil filling pipe assembly is high; and oil filling requirements of the current automobile market can be satisfied.
Oil filling pipe assembly
2015-10-28
Patent
Electronic Resource
English
IPC: | B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES |