Framework structure of trunk lid

摘要

A framework structure of a trunk lid is provided. The trunk lid includes an inner panel including upper and rear surface portions. The trunk lid is fixed to the rear portion of the vehicle body via hinges which are provided at both end portions in a vehicle width direction of the upper surface portion and each of which is connected to the inner panel at a connection portion. In the framework structure of the trunk lid, the inner panel includes: a main frame extended between the connection portion and a lower corner portion of the rear surface portion along both edges in the vehicle width direction of the upper and rear surface portions; and an auxiliary frame disposed inside the main frame in the vehicle width direction in the upper and rear surface portions. The auxiliary frame includes a first auxiliary frame including: an upper surface oblique side portion extended from a vicinity of the connection portion to an inside in the vehicle width direction and to the rear side of the vehicle body, in the upper surface portion; and a rear surface oblique side portion extended from a vicinity of the main frame, extended to the rear surface portion, to the inside in the vehicle width direction and to the upper side of the vehicle body, in the rear surface portion, and the upper and rear surface oblique side portions are connected to each other in a boundary between the upper and rear surface portions.