Vehicle body side portion structure

摘要

In a vehicle body side portion structure, a center pillar includes an upper pillar section joined to a roof side rail and a lower pillar section joined to a side sill, the upper pillar section including a metallic pipe having a high-strength steel plate, has a substantially constant cross-sectional shape, and is convexly curved outwardly in a vehicle width direction, the lower pillar section is formed by two pressed components including a steel plate having lower strength than the steel plate of the hollow metallic pipe of the upper pillar section and are joined to each other into a closed cross-sectional shape, and the upper pillar section is joined to the two pressed components such that the lower edge part of the upper pillar section is inserted within a section configured by the two pressed components of the lower pillar section and having the closed cross-sectional shape.

主权项

1. A vehicle body side portion structure in which a roof side rail provided at a side portion of a roof and a side sill provided at a side portion of a floor are connected by a center pillar, wherein:
the center pillar includes an upper pillar section having an upper end joined to the roof side rail and a lower pillar section having a lower end joined to the side sill; the upper pillar section is formed as a hollow metallic pipe which comprises a high-strength steel plate, has a substantially constant cross-sectional shape, and is convexly curved outwardly in a vehicle width direction; the lower pillar section is formed by two pressed components which are respectively formed from steel plate having a lower strength than the steel plate of the upper pillar section, and which are joined to each other in the vehicle width direction to define a hollow receptacle having a closed cross-sectional shape; and a lower edge part of the upper pillar section is inserted within the hollow receptacle of the lower pillar section.