CN204250176U - Vehicle body front structure - Google Patents
Vehicle body front structure Download PDFInfo
- Publication number
- CN204250176U CN204250176U CN201420719625.9U CN201420719625U CN204250176U CN 204250176 U CN204250176 U CN 204250176U CN 201420719625 U CN201420719625 U CN 201420719625U CN 204250176 U CN204250176 U CN 204250176U
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- CN
- China
- Prior art keywords
- front panel
- dashboard cross
- cross member
- strenthening member
- front pillar
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- 230000004308 accommodation Effects 0.000 claims abstract description 16
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 210000001364 upper extremity Anatomy 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000037396 body weight Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Abstract
The utility model provides a kind of vehicle body front structure.This vehicle body front structure comprises machinery space and the separated front panel of passenger accommodation; And between the front pillar being configured in Vehicular body front two ends and the dashboard cross member extended on overall width direction, strenthening member is provided with between the end of dashboard cross member and front panel, the inwall of strenthening member from the end of dashboard cross member along front pillar extends to front panel, and one end of strenthening member is connected with the end of front pillar and dashboard cross member respectively; The other end of strenthening member against and be connected in front panel.Adopt this structure, can prevent when oblique offset collision occurs vehicle front panel from front pillar can be suppressed again to be out of shape and dislocation to passenger accommodation is projecting inward, and the obvious increase of cost and weight can not be caused.
Description
Technical field
The utility model relates to a kind of vehicle body front structure, particularly a kind of vehicle body front structure to reinforcing around front pillar.
Background technology
In prior art, the cowl upper that the front pillar of the anterior left and right sides of car body is extended on overall width direction by the upper limb along front panel links, and guarantees the torsional strength of car body therefrom.In addition, at the rear of front panel, be also provided with the dashboard cross member extended between the front pillar of the left and right sides.
In addition, such as, in patent documentation 1, disclose a kind of post load-carrying element and link and reinforce the structure of front pillar and front side member.The part that post load-carrying element is connected from front pillar with dashboard cross member extends to oblique front lower place, and its bottom is connected with the front panel cross sill of the front side member linking the left and right sides.
But, require that vehicle takes some countermeasures to oblique offset collision in recent years.This is because, when obstacle collides vehicle from the diagonally forward (outside) of vehicle, as shown in Figure 5, owing to being subject to the effect of impact load F, as shown by the solid line in the drawings, strut mount 6 rearward inner side (inner side in overall width direction) dislocation, simultaneously, cowl upper 3 is out of shape, and front panel 4 is projecting inward to passenger accommodation.In addition, front pillar 2 torsional deflection and outside to overall width direction misplace, and thus, more impel front panel 4 projecting inward to passenger accommodation.
To this, first can consider to suppress strut mount to retreat by reinforcing cowl upper, but if doing so, the end of the cowl upper that the dislocation of strut mount improves more easily by intensity is delivered to front pillar, thus the distortion of promotion front pillar and dislocation.If also reinforce front pillar simultaneously, then can reinforce simultaneously because of cowl upper and front pillar and cause the remarkable increase of cost and car body weight.
[patent documentation 1]: Japanese Unexamined Patent Publication 2000-153779 publication
Utility model content
For above-mentioned technical matters, the purpose of this utility model is, provides a kind of front panel that can prevent when oblique offset collision occurs vehicle to the projecting inward vehicle body front structure that front pillar can be suppressed again to be out of shape and to misplace of passenger accommodation.
As the technical scheme solved the problems of the technologies described above, the utility model provides a kind of vehicle body front structure.This vehicle body front structure comprises, by machinery space and the separated front panel of passenger accommodation; And between two front pillars being configured in Vehicular body front and the dashboard cross member (also referred to as steering-column support crossbeam) extended on overall width direction, it is characterized in that: between the end of described dashboard cross member and described front panel, be provided with strenthening member, the inwall of described strenthening member from the end of described dashboard cross member along described front pillar extends to described front panel, and one end of described strenthening member is connected with the end of described front pillar and described dashboard cross member respectively; The other end of described strenthening member against and be connected in described front panel.
The advantage with the vehicle body front structure of the present utility model of said structure is, by utilizing strenthening member to improve intensity near front pillar, front panel can be suppressed projecting inward to passenger accommodation, and front pillar can be suppressed to misplace to the outside in overall width direction.Specifically, when there is oblique offset collision in vehicle and obstacle, even if strut mount rearward inner side dislocation, the front panel at its rear is not easy to passenger accommodation projecting inward because obtaining the support of strenthening member, simultaneously, strenthening member also plays the effect of support to front pillar, so can suppress distortion and the dislocation of front pillar.
In addition, while strenthening member is connected with the end of dashboard cross member, is also connected with front pillar, therefore, strenthening member can be also used as the transom between front pillar and dashboard cross member, designs simplification, cost so just can be made to reduce.
In above-mentioned vehicle body front structure of the present utility model, be preferably, in one end be connected with the end of described front pillar and described dashboard cross member of described strenthening member, be formed with the protrusion that thickness thickens, the end of described dashboard cross member is fastened on this protrusion.Adopt this structure, the bond strength between the end of strenthening member and dashboard cross member and front pillar can be improved, thus the effect of strenthening member is more effectively played.
In addition, in above-mentioned vehicle body front structure of the present utility model, be preferably, one end be connected with described front panel of described strenthening member is configured to, from vehicle commander direction towards the curve of lateral bend in overall width direction, a face of this curve abuts against the back side of described front panel.Adopt this structure, owing to carrying out the front panel against (support) strut mount rear with the curve of energy dispersive stress, so, can effectively suppress front panel projecting inward to passenger accommodation, strenthening member can be prevented again damaged.
Accompanying drawing explanation
Fig. 1 is the block diagram of the vehicle body front structure of embodiment of the present utility model.
Fig. 2 be represent the machinery space arrived seen from above right side wall near the schematic diagram of layout of strut mount, wing support, front pillar, front panel etc.
Fig. 3 is the amplification stereogram representing the strenthening member be connected to inside right front post.
Fig. 4 is the schematic diagram of the situation representing strut mount in the vehicle body front structure of embodiment when there is oblique offset collision and front panel etc.
Fig. 5 is the schematic diagram of the situation representing strut mount in the vehicle body front structure of conventional example when there is oblique offset collision and front panel etc.
Detailed description of the invention
Below, with reference to accompanying drawing, embodiment of the present utility model is described.
As an example, in present embodiment, as shown in Figure 1, in the front portion of car body 1, between the bottom of left front post 2 and the bottom of right front post 2, link the cowl upper 3 extended on overall width direction.In addition, the front pillar inner panel 2a of front pillar 2 overlaps the wing of formation vehicle body side from inner side.
As depicted in figs. 1 and 2, machinery space E and passenger accommodation C separates by front panel 4, and cowl upper 3 extends on overall width direction along the upper limb of front panel 4, and supports the bottom of front window (not shown).This cowl upper 3 is connected with the bottom of left front post 2, the bottom of right front post 2 respectively with the two ends of cowl upper inner panel 5, thus the torsional strength of car body 1 front portion is improved.Below, by the front, rear, left and right of car body 1 referred to as front, rear, left and right.
In addition, in present embodiment, the front portion of the left and right sides of cowl upper inner panel 5 is connected with the top of the strut mount 6 of the left and right sides respectively.Roughly cylindrically, its inside holds and supports the top of the draft hitch (not shown) of vehicle front-wheel strut mount 6.The top of two strut mounts 6 is connected with the wing support 7 of the rising wood of the left and right sidewall as machinery space E respectively.
In present embodiment, the end edge portion of the left and right sides of cowl upper inner panel 5 against and be connected to the inner side of the wing support 7 outside strut mount 6 and the bottom of front pillar 2 below thereof.Further, the cowl upper outside plate 5a that reinforces at wing support 7 and being also folded with between front pillar 2 bottom and cowl upper inner panel 5 (illustrating right side at this).As shown in Figure 2, the right side wall of machinery space E is known seen from above, and in the front of front panel 4, front pillar 2 is connected with strut mount 6 with cowl upper outside plate 5a by wing support 7.
Meanwhile, at the rear of front panel 4, be provided with dashboard cross member (also referred to as steering-column support crossbeam) 9 that extend along overall width direction, that be made up of pipe material.The end, two, left and right of this dashboard cross member 9 is connected with front pillar 2 respectively by strenthening member 10 (illustrating right side at this).
In addition, as shown in Figure 3, strenthening member 10 is provided with between the end (left and right sides) and front panel of dashboard cross member 9, this strenthening member 10 extends to front panel 4 from the end of dashboard cross member 9 along front pillar inner panel 2a, and one end of strenthening member 10 is connected with the end of front pillar inner panel 2a and dashboard cross member 9 respectively; The other end of strenthening member 10 against and be connected in front panel 4.
Specifically, strenthening member 10 is such as the component be pressed into by iron plate, its rear portion (with the side that dashboard cross member 9 connects) is the identical wide width part of width (width of above-below direction), and the length of this wide width part accounts for 1/3 of strenthening member 10 total length.From the forward position of this wide width part to the front end of strenthening member 10, width narrows gradually.Further, the front portion of strenthening member 10 is configured to the curve 10a gently bent towards the inner side in overall width direction from vehicle commander direction, and the length of this curve 10a accounts for 1/3 of strenthening member 10 total length.The face towards front side of this curve 10a abuts against the back side (face towards in passenger accommodation) of front panel 4, and this curve 10a is fastened in front panel 4.
Specifically, the fore-end (scope of such as cms long) of curve 10a is roughly in flat condition, this fore-end abuts against the back side of front panel 4, and by two bolts 11 separated by a certain interval up and down, curve 10a is connected in front panel 4.That is, in two circular holes that the leading section that two bolts 11 are inserted into strenthening member 10 is respectively provided with, and each bolt 11 is swirled in two nuts (not shown) be welded in front panel 4.
So, due to account for strenthening member 10 total length 1/3 curve 10a gently bend, so when car body to be subject to the shock from front, side because of offset collision, stress can not be concentrated, so strenthening member 10 is not easy to be damaged.Further, as shown in Figure 3, the inner face (face towards passenger accommodation) of curve 10a is formed the lug boss 10b that the length direction along strenthening member 10 extends, and this lug boss 10b can improve the intensity of strenthening member 10.
In addition, at the wide width part of strenthening member 10, be provided with the high strength portion of the end for installing dashboard cross member 9.That is, when compressing strenthening member 10, its wide width part suppresses the protuberance platform that a thickness thickens, this protuberance platform is the rectangle protrusion 10c of the medial eminence to overall width direction.The side end of this protrusion 10c is provided with the end of dashboard cross member 9.
Specifically, in the middle part of the above-below direction of the side end face of protrusion 10c, be formed with the arc-shaped pit (not shown) corresponding with the outer peripheral face of dashboard cross member 9, the end of dashboard cross member 9 is embedded in this pit, and is fixed by fixture 12.Two ends of fixture 12 overlap on the side end face of protrusion 10c, and each end is fastened on protrusion 10c by bolt 13.
In addition, pay closely in the forward position of protrusion 10c, strenthening member 10 is fastened on front pillar inner panel 2a by two bolts 14 being positioned at top and bottom.That is, pay near position in the forward position of the higher protrusion 10c of intensity ratio, strenthening member 10 is connected on front pillar 2.Therefore, as shown in Figure 2, strut mount 6 front panel 4 is below support by the strenthening member 10 being positioned at its rear.
Usually, vehicle when the obstacle collision being subject to front, side, as shown in Figure 5, because of being subject to the impact load F from diagonally forward, strut mount 6 rearward inside dislocation, cowl upper 3 flexural deformation, front panel 4 projecting inward to passenger accommodation C.In addition, the dislocation of strut mount 6 makes front pillar 2 distortion and outside to overall width direction misplaces.
But, there is the vehicle of the above-mentioned vehicle body front structure of present embodiment when being subject to the collision of the obstacle outside diagonally forward, as shown in Figure 4, the front panel 4 being positioned at strut mount 6 rear is subject to the support of the strenthening member 10 at its rear, and this strenthening member 10 prevents front panel 4 projecting inward to passenger accommodation C.In addition, because strenthening member 10 also support front pillar 2 simultaneously, so, the dislocation of strut mount 6 is not easy to have influence on front pillar 2, front pillar 2 can be suppressed to be out of shape, and, due to the bond strength between the end that strenthening member 10 improves front pillar 2 and dashboard cross member 9, so, can effectively suppress front pillar 2 to misplace to the outside in overall width direction.
So; adopt the structure of present embodiment; both reinforce around the front pillar 2 by strenthening member 10 pairs of car bodies 1; the remarkable increase of cost and weight can not be brought again; during owing to effectively can suppress oblique offset collision, front panel 4 is projecting inward to passenger accommodation C; and suppress distortion and the dislocation of front pillar 2, so be a significant benefit to the passenger in protection vehicle.
In addition, strenthening member 10 can also be also used as the transom be connected to the end of dashboard cross member 9 on front pillar 2, thus, compared with other transoms of use, designs simplification, cost can be made to reduce.
Above, an embodiment of the present utility model is illustrated, but the utility model is not by above-mentioned embodiment is limited, and can comprise other all embodiment.Such as, except strenthening member 10 is set, the connecting portion material for being connected to the end of dashboard cross member 9 on front pillar 2 can also be set simultaneously.In the case, front pillar 2 can be more effectively suppressed to misplace to the outside in overall width direction.
In addition, as the shape of strenthening member 10, be not limited to the shape in above-mentioned embodiment, such as, the front portion of strenthening member 10 can not be gently bend as in above-mentioned embodiment, but be resisted against in front panel 4 after leading section pays nearly complications, and front end also can equally arrange the high protrusion of intensity with rear end.
Claims (3)
1. a vehicle body front structure, comprises machinery space and the separated front panel of passenger accommodation; And between the front pillar being configured in Vehicular body front two ends and the dashboard cross member extended on overall width direction, it is characterized in that:
Strenthening member is provided with between the end of described dashboard cross member and described front panel, the inwall of described strenthening member from the end of described dashboard cross member along described front pillar extends to described front panel, and one end of described strenthening member is connected with the end of described front pillar and described dashboard cross member respectively; The other end of described strenthening member against and be connected in described front panel.
2. vehicle body front structure as claimed in claim 1, is characterized in that:
In one end be connected with the end of described front pillar and described dashboard cross member of described strenthening member, be formed with the protrusion that thickness thickens, the end of described dashboard cross member is fastened on this protrusion.
3. vehicle body front structure as claimed in claim 1, is characterized in that:
One end be connected with described front panel of described strenthening member is configured to, and from vehicle commander direction towards the curve of lateral bend in overall width direction, a face of this curve abuts against the back side of described front panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420719625.9U CN204250176U (en) | 2014-11-25 | 2014-11-25 | Vehicle body front structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420719625.9U CN204250176U (en) | 2014-11-25 | 2014-11-25 | Vehicle body front structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204250176U true CN204250176U (en) | 2015-04-08 |
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ID=52954508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420719625.9U Active CN204250176U (en) | 2014-11-25 | 2014-11-25 | Vehicle body front structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204250176U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106696665A (en) * | 2015-08-13 | 2017-05-24 | 上海汽车集团股份有限公司 | Micro hybrid electric vehicle |
| CN108622205A (en) * | 2017-03-15 | 2018-10-09 | 丰田自动车株式会社 | Vehicle front body structure |
-
2014
- 2014-11-25 CN CN201420719625.9U patent/CN204250176U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106696665A (en) * | 2015-08-13 | 2017-05-24 | 上海汽车集团股份有限公司 | Micro hybrid electric vehicle |
| CN108622205A (en) * | 2017-03-15 | 2018-10-09 | 丰田自动车株式会社 | Vehicle front body structure |
| CN108622205B (en) * | 2017-03-15 | 2023-10-31 | 丰田自动车株式会社 | Front structure of vehicle |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |