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VEHICLE BODY FRONT STRUCTURE OF ELECTRIC VEHICLE

  • US 20130119704A1
  • Filed: 11/02/2012
  • Published: 05/16/2013
  • Est. Priority Date: 11/14/2011
  • Status: Active Grant
First Claim
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1. A vehicle body front structure of an electric vehicle, comprising:

  • a first side frame provided on a first side of a motor compartment in a vehicle width direction of the electric vehicle, the first side frame including a first curved portion curved substantially upward from a lower front side of a vehicle cabin of the electric vehicle toward a front side of a vehicle body of the electric vehicle;

    a second side frame provided on a second side of the motor compartment in the vehicle width direction, the second side frame including a second curved portion curved substantially upward from the lower front side of the vehicle cabin toward the front side of the vehicle body;

    a unit frame provided between the first and second side frames to hold an electrical device including a plurality of electrical components housed in a unit case, the unit frame comprising;

    a first longitudinal frame portion extending in a front-rear direction of the electric vehicle and provided on a first side of the electrical device in the vehicle width direction, the first longitudinal frame portion being secured to a first side portion of the electrical device;

    a second longitudinal frame portion extending in the front-rear direction and provided on a second side of the electrical device in the vehicle width direction, the second longitudinal frame portion being secured to a second side portion of the electrical device, the second side portion of the electrical device being opposite to the first side portion of the electrical device in the vehicle width direction;

    a first front side support leg downwardly extending from a front end portion of the first longitudinal frame portion, the first front side support leg being secured to the first side frame at a position located further forward than the first curved portion of the first side frame;

    a second front side support leg downwardly extending from a front end portion of the second longitudinal frame portion, the second front side support leg being secured to the second side frame at a position located further forward than the second curved portion of the second side frame;

    a rear frame portion extending in the vehicle width direction and disposed on a rear side of the electrical device, the rear frame portion including a substantially central area positioned higher than an upper surface of a rear edge portion of the electrical device;

    a first rear side support leg downwardly extending from a first end portion of the rear frame portion and secured to the first side frame;

    a second rear side support leg downwardly extending from a second end portion of the rear frame portion and secured to the second side frame, the second end portion of the rear frame portion being opposite to the first end portion of the rear frame portion in the vehicle width direction;

    a first branch portion connecting a rear end portion of the first longitudinal frame portion to the first rear side support leg at a substantially middle area of the first rear side support leg in a top-bottom direction of the electric vehicle; and

    a second branch portion connecting a rear end portion of the second longitudinal frame portion to the second rear side support leg at a substantially middle area of the second rear side support leg in the top-bottom direction; and

    a bending inducing bracket provided in the substantially central area of the rear frame portion and protruding from the rear frame portion toward a rear of the electric vehicle, the bending inducing bracket being spaced apart from a wall member of the vehicle cabin in the front-rear direction, the bending inducing bracket being provided to come into contact with the wall member when an impact load is input from a front side of the electric vehicle.

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