Door structure for vehicle
A door structure for a vehicle may include an external panel; an internal panel that is mounted to the external panel; and an impact member coupled to the internal panel between the external panel and the internal panel, wherein a protrusion that protrudes to an outside thereof toward a side external panel of a vehicle body from inside the internal panel is integrally provided in the impact member.
1. A door structure for a vehicle, comprising:
an external panel;
an internal panel that is mounted to the external panel; and
an impact member coupled to the internal panel between the external panel and the internal panel,
wherein a protrusion that protrudes to an outside thereof toward a side external panel of a vehicle body from inside the internal panel is integrally provided in the impact member.
2. The door structure for the vehicle of claim 1 , wherein a through-hole through which the protrusion penetrates the internal panel is provided in the internal panel.
3. The door structure for the vehicle of claim 1 , wherein a bumper member is mounted to the protrusion.
4. The door structure for the vehicle of claim 3 , wherein the bumper member includes a thermoplastic elastomer (TPE) material.
5. The door structure for the vehicle of claim 3 , wherein the bumper member is bonded to the protrusion.
6. The door structure for the vehicle of claim 3 , wherein the bumper member contacts an external side of the internal panel while surrounding an external circumference of the protrusion.
7. The door structure for the vehicle of claim 1 , wherein the internal panel includes carbon fiber reinforced plastics (CFRP) material.
8. The door structure for the vehicle of claim 1 , wherein the external panel includes a metallic material.
9. The door structure for the vehicle of claim 1 , wherein at least one assembly nut that is fastened to the internal panel by an assembly bolt is coupled to the impact member.