Door frame assembly of back door and vehicle

The utility model provides a door frame assembly of a back door and a vehicle. The door frame assembly of the back door comprises two side wall gutter channels, a top cover rear cross beam and a rear floor rear cross beam, wherein the two side wall gutter channels are symmetrically arranged left and...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: HUANG SHA, XU CHENQIANG, YU DIANLUN, LU TONGKANG, WEI CHAOYUE
Format: Patent
Sprache:chi ; eng
Schlagworte:
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Beschreibung
Zusammenfassung:The utility model provides a door frame assembly of a back door and a vehicle. The door frame assembly of the back door comprises two side wall gutter channels, a top cover rear cross beam and a rear floor rear cross beam, wherein the two side wall gutter channels are symmetrically arranged left and right; the two ends of the top cover rear cross beam are connected with the tops of the side wall gutter channels on the corresponding sides respectively, and the two ends of the rear floor rear cross beam are connected with the bottoms of the side wall gutter channels on the corresponding sides respectively. The top cover rear cross beam, the rear floor rear cross beam and the surrounding water grooves on the two sides define an annular frame of the door frame assembly. According to the door frame assembly of the back door, not only can the torsional rigidity of a whole vehicle be improved, but also the development period and cost of a vehicle body can be reduced, and therefore the development and design requirem