JP6610199B2 - Vehicle front structure - Google Patents

Description

  The present invention relates to a vehicle front structure.

The front structure of the vehicle includes left and right side members, left and right headlamp supports erected from the front ends of the left and right side members, an upper bar connecting the upper ends of the left and right headlamp supports, and left and right side members. There is known one provided with left and right upper frames extending in the front-rear direction of the vehicle above the front portion of the vehicle.
In this vehicle front structure, the upper ends of the left and right headlamp supports are connected by upper bars, and the lower portions of the left and right headlamp supports are connected to the front ends of the left and right side members.
In this case, the frame-shaped portion composed of the left and right headlamp supports and the upper bar is likely to swing in the vehicle front-rear direction with the front end of the side member as a fulcrum.
Therefore, the front ends of the left and right upper frames are respectively connected to the headlamp support via the upper bar side, thereby suppressing the shake of the frame-shaped portion.

JP2015-104959A

However, since the upper bar side is formed with an open cross-sectional structure, its strength is limited, and it is an improvement in suppressing the shake of the frame-shaped part composed of the left and right headlamp supports and the upper bar. There is room.
In addition, for example, in a vehicle in which a large engine is arranged in the vehicle front space, such as a large FR vehicle, the size of the vehicle front space is limited. It is necessary to arrange the headlamp support at a position behind one of the left and right headlamp supports.
In this case, in order to stably support the heavy auxiliary battery on the vehicle body, the rigidity of the portion where the headlamp support and the upper frame are connected, that is, the rigidity on both sides in the vehicle width direction of the front portion of the vehicle is increased. It is important to ensure.
The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a vehicle front structure that is advantageous in securing rigidity on both sides in the vehicle width direction of the vehicle front.

In order to achieve the above object, the present invention provides a left and right side member, left and right headlamp supports erected from front ends of the left and right side members, and an upper connecting the upper ends of the left and right headlamp supports. Left and right upper frames extending in the front-rear direction of the vehicle above the front portions of the left and right side members, and left and right connecting the upper portions of the left and right headlamp supports and the front ends of the left and right upper frames, respectively. The upper bar side and a fender shield respectively constituting a part of the left and right tire houses, wherein the left and right headlamp supports and the front lower surfaces of the left and right upper frames are connected to the upper bar side. of the lower, connecting respectively with the fender shield, the headlamp support The capital of the rear and upper portion of the upper bar side in the vehicle width direction inner side further the fender shield, characterized in that the auxiliary battery is located.
Further, the present invention is characterized in that the fender shield has a closed cross-sectional structure in which a fender shield body and a fender shield reinforcement are joined.
Further, according to the present invention, the upper frame is located on the outer side in the vehicle width direction of the side member when viewed in plan, and the spring house panel that supports the spring of the suspension device is viewed when viewed in plan when the fender shield is And located on the rear side of the upper bar side, connecting the front part of the side member and the front part of the upper frame, the auxiliary battery is the fender shield, the headlamp support, It is supported by a spring house panel.

According to the present invention, in addition to connecting the front ends of the left and right upper frames and the headlamp support above the front portions of the left and right side members by the upper bar side, the left and right headlamp supports and the left and right upper frames are connected. The front lower surface of each was connected with a fender shield below the upper bar side.
Therefore, it is advantageous in securing the rigidity of the vehicle body on both sides in the vehicle width direction of the front portion of the vehicle.
Further , according to the present invention, since the fender shield is formed in a closed cross-sectional structure, it is advantageous for increasing the rigidity of the fender shield, and for ensuring the rigidity of the vehicle body on both sides in the vehicle width direction of the front portion of the vehicle. More advantageous.
Further , according to the present invention, the left and right headlamp supports are connected to the upper frame via two members, the upper bar side and the fender shield, and used for auxiliary equipment at a location where the rigidity of the vehicle body at the front of the vehicle is increased. Since the battery is arranged, it is advantageous in stably supporting the heavy auxiliary battery for the vehicle body.
In addition, according to the present invention, the rigidity of the front part of the side member and the front part of the upper frame is increased, which is more advantageous in securing the rigidity of the vehicle body on both sides in the vehicle width direction of the front part of the vehicle, and a large weight is compensated. This is more advantageous in stably supporting the machine battery on the vehicle body.

It is a perspective view of the front part structure of the vehicle concerning an embodiment. It is a top view of the front part structure of the vehicle concerning an embodiment. It is a top view which shows the state which removed the battery for auxiliary machines from FIG. (A) is a top view which shows the state which removed the battery support panel from FIG. 3, (B) is BB sectional drawing of (A). It is A arrow directional view of FIG. It is a perspective view of the front part structure of the vehicle concerning an embodiment, and shows the state which looked diagonally left front from the inside of a body. It is a principal part enlarged view of FIG. It is a perspective view which shows the state which removed the support panel for batteries from FIG.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
1 to 8, reference symbol FR indicates the front side of the vehicle, reference symbol RR indicates the rear of the vehicle, reference symbol UP indicates the upper side of the vehicle, reference symbol IN indicates the vehicle width direction inner side, and reference symbol OUT indicates the vehicle width direction outer side.
As shown in FIG. 1, the vehicle 10 has a vehicle body front space S partitioned by a dash panel in front of the passenger compartment, and the vehicle body front space S is opened and closed by a hood.
In the vehicle body front space S, when the vehicle 10 uses an internal combustion engine as a drive source, a radiator, an engine, and an auxiliary battery 36 described later are disposed. When the vehicle 10 is an electric vehicle, an inverter is described. An auxiliary battery 36 (see FIGS. 2 and 5) is disposed.
The vehicle body 12 of the vehicle 10 includes left and right side members 14, left and right headlamp supports 16, an upper bar 18, left and right upper bar sides 20, left and right upper frames 22, a fender shield 24, and a spring house panel. 26.

As shown in FIGS. 1, 2, and 5, the left and right side members 14 extend in the front-rear direction of the vehicle 10 with an interval in the vehicle width direction.
In the figure, reference numeral 28 denotes a bumper beam extending in the vehicle width direction and connected to the front end of each side member 14, and reference numeral 30 denotes a lower end of each side member 14 extending in the vehicle width direction and extending at both ends thereof. Indicates a front end lower cross connected to the lower part of each side member 14 near the front end.

The left and right headlamp supports 16 are erected from the front ends of the left and right side members 14, respectively. Each headlamp support 16 has an open cross-sectional structure.
The upper bar 18 extends in the vehicle width direction and connects the upper ends of the left and right headlamp supports 16. The upper bar 18 has a closed cross-sectional structure.
The left and right upper frames 22 extend in the front-rear direction of the vehicle 10 above the front portions of the left and right side members 14. The upper frame 22 has a closed cross-sectional structure.
As shown in FIG. 2, the upper frame 22 is located on the outer side in the vehicle width direction of the side member 14 in a plan view.
The left and right upper bar sides 20 respectively connect the upper portions of the left and right headlamp supports 16 and the front ends of the left and right upper frames 22. The upper bar side 20 has an open cross-sectional structure.

As shown in FIG. 2, each upper bar side 20 in a plan view has a rear part 2002 coupled to each upper frame 22, a front part 2004 connected to the headlamp support 16, a rear part 2002 and a front part. And an intermediate portion 2006 that connects to 2004.
The rear portion 2002 extends in the front-rear direction, the front portion 2004 extends in the vehicle width direction, and the intermediate portion 2006 extends with an inclination that is displaced inward in the vehicle width direction as it goes forward.

As shown in FIG. 1, FIG. 4 (A), and FIG. 5, the fender shield 24 constitutes a part of the tire house. In FIG. 5, reference numeral 32 denotes a tire.
The fender shield 24 connects the left and right headlamp supports 16 and the front lower surfaces of the left and right upper frames 22 below the upper bar side 20, respectively.
As shown in FIGS. 4A and 4B, the fender shield 24 includes a fender shield main body 2402 and a fender shield reinforcement 2404 joined to the lower surface of the fender shield main body 2402, and is formed in a closed cross-sectional structure. ing.

As shown in FIG. 5, the spring house panel 26 supports the spring 34 of the suspension device.
As shown in FIG. 2, when viewed in plan, the spring house panel 26 is positioned behind the fender shield 24 and the upper bar side 20, and as shown in FIGS. 5 and 6, The front lower surface of the upper frame 22 is connected.
In the present embodiment, as shown in FIGS. 2 and 8, the spring house panel 26 is configured integrally with a panel body 2602, a front reinforcing member 2604, a rear reinforcing member 2606, and a mounting plate 2608. Yes.
The front reinforcing member 2604 is connected to the front portion of the panel main body 2602.
The rear reinforcing member 2606 is connected to the rear portion of the panel main body 2602.
The mounting plate 2608 connects the panel body 2602, the front reinforcing member 2604, and the rear reinforcing member 2606 in the vehicle width direction inner portion.
Accordingly, the vehicle width direction outer side portions of the panel main body 2602, the front reinforcing member 2604, and the rear reinforcing member 2606 are connected to the front lower surface of the upper frame 22, and the mounting plate 2608 is connected to the front upper surface of the side member 14.

As shown in FIGS. 1 and 2, the auxiliary battery 36 supplies power to auxiliary machines mounted on the vehicle 10.
The auxiliary battery 36 has a length directed in the vehicle width direction, a width smaller than the length and directed in the front-rear direction of the vehicle 10, and a height directed in the vertical direction.
The auxiliary battery 36 is disposed behind the left head lamp support 16, inward in the vehicle width direction of the left upper bar side 20, and further above the left fender shield 24.
As shown in FIGS. 3, 6, and 7, the auxiliary battery 36 includes an upper surface of the fender shield 24, a side surface of the headlamp support 16, and an upper surface of the spring house panel 26 via the battery support panel 38. It is supported by.

Specifically, as shown in FIG. 7, the battery support panel 38 is provided at the main body plate portion 3802, the front bent piece 3804 provided at the front portion of the main body plate portion 3802, and the rear portion of the main body plate portion 3802. In addition, a rear bent piece 3806 and a lateral bent piece 3808 provided outside the main body plate portion 3802 in the vehicle width direction are provided.
7, the front bent piece 3804 is connected to the side surface of the headlamp support 16 via the bolt 40 and the bracket 42, and the rear bent piece 3806 is connected to the side of the spring house panel 26 via the bolt 40 and the bracket 44. The horizontal bent piece 3808 is connected to the upper surface of the fender shield 24 via the bolt 40, and the main body plate portion 3802 extends on the horizontal plane.
When the auxiliary battery 36 is placed on the main body plate portion 3802, a press plate that presses the upper surface of the auxiliary battery 36 from above is inserted into a stud bolt that stands up from the main body plate portion 3802. The battery is supported on the battery support panel 38 by screwing a nut into a stud bolt from above. Various types of conventionally known structures can be used to attach the auxiliary battery 36.

Next, the function and effect will be described.
According to the present embodiment, in addition to connecting the front ends of the left and right upper frames 22 and the headlamp support 16 above the front portions of the left and right side members 14 by the upper bar side 20, the left and right headlamps are connected. The support 16 and the lower surface of the front part of the left and right upper frames 22 were connected to each other by a fender shield 24 below the upper bar side 20.
Therefore, it is advantageous in securing the rigidity of the vehicle body 12 on both sides in the vehicle width direction of the front portion of the vehicle 10.
That is, since the left and right headlamp supports 16 are connected to the upper frame 22 via two members of the upper bar side 20 and the fender shield 24, a frame-like shape composed of the left and right headlamp supports 16 and the upper bar 18 is formed. This is advantageous in suppressing the portion from swinging in the front-rear direction of the vehicle 10 with the front end of the side member 14 as a fulcrum.
Further, the rigidity of the portion where the headlamp support 16 and the upper frame 22 are connected can be secured by the two members of the upper bar side 20 and the fender shield 24. Therefore, when the auxiliary battery 36 is disposed in the vicinity of the headlamp support 16, the rigidity of the vehicle body 12 in the vicinity of the portion where the auxiliary battery 36 is disposed can be increased. This is advantageous in stably supporting 36 on the vehicle body 12.

In the present embodiment, the fender shield 24 is formed with a closed cross-sectional structure in which the fender shield main body 2402 and the fender shield reinforcement 2404 are joined, which is advantageous in increasing the rigidity of the fender shield 24. Become.
Therefore, it is more advantageous in securing the rigidity of the vehicle body 12 on both sides of the front portion of the vehicle 10 in the vehicle width direction.

Further, in the present embodiment, the auxiliary battery 36 is disposed behind the headlamp support 16 and inside the upper bar side 20 in the vehicle width direction and further above the fender shield 24.
That is, the left and right headlamp supports 16 are connected to the upper frame 22 through two members, the upper bar side 20 and the fender shield 24, and are used for the auxiliary machine at a place where the rigidity of the vehicle body 12 at the front portion of the vehicle 10 is increased. Since the battery 36 is disposed, it is advantageous in stably supporting the heavy auxiliary battery 36 on the vehicle body 12.

Further, in the present embodiment, the upper frame 22 is located on the outer side in the vehicle width direction of the side member 14 when seen in a plan view, and the spring house panel 26 is arranged between the fender shield 24 and the upper bar side when seen in a plan view. The front part of the side member 14 and the front part of the upper frame 22 are connected to each other.
Therefore, the rigidity of the front part of the side member 14 and the front part of the upper frame 22 is increased, which is more advantageous in securing the rigidity of the vehicle body 12 on both sides of the front part of the vehicle 10 in the vehicle width direction.
In the present embodiment, since the auxiliary battery 36 is supported at three locations of the fender shield 24, the headlamp support 16, and the spring house panel 26, the heavy auxiliary battery 36 is attached. This is more advantageous in stably supporting the vehicle body 12.

DESCRIPTION OF SYMBOLS 10 Vehicle 12 Car body 14 Side member 16 Head lamp support 18 Upper bar 20 Upper bar side 22 Upper frame 24 Fender shield 2402 Fender shield main body 2404 Fender shield reinforcement 26 Spring house panel 36 Auxiliary battery 38 Battery support panel

Claims (3)

With left and right side members,
Left and right headlamp supports erected from the front ends of the left and right side members,
An upper bar connecting the upper ends of the left and right headlamp supports;
Left and right upper frames extending in the longitudinal direction of the vehicle above the front of the left and right side members;
Left and right upper bar sides connecting the upper portions of the left and right headlamp supports and the front ends of the left and right upper frames, respectively;
Fender shields that make up part of the left and right tire houses,
A vehicle comprising:
The left and right headlamp supports and the front lower surfaces of the left and right upper frames are respectively connected by the fender shields below the upper bar side ,
Auxiliary battery is disposed behind the headlamp support and inside the upper bar side in the vehicle width direction and further above the fender shield.
A vehicle front structure characterized by the above. The fender shield is formed of a closed cross-sectional structure in which a fender shield body and a fender shield reinforcement are joined.
The vehicle front structure according to claim 1. The upper frame is located on the outer side in the vehicle width direction of the side member when viewed in plan,
The spring house panel that supports the spring of the suspension device is located behind the fender shield and the upper bar side in a plan view, and connects the front part of the side member and the front part of the upper frame. ,
The auxiliary battery is supported by the fender shield, the headlamp support, and the spring house panel.
The front structure of a vehicle according to claim 1 or 2 .

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