CN106985916B - Vehicle body front structure - Google Patents

Vehicle body front structure Download PDF

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Publication number
CN106985916B
CN106985916B CN201610811619.XA CN201610811619A CN106985916B CN 106985916 B CN106985916 B CN 106985916B CN 201610811619 A CN201610811619 A CN 201610811619A CN 106985916 B CN106985916 B CN 106985916B
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China
Prior art keywords
instrument board
suspension
engaged
vehicle body
crossbeam
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CN201610811619.XA
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CN106985916A (en
Inventor
竹田智哉
竿尾周太郎
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Honda Motor Co Ltd
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Honda Motor Co Ltd
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Publication of CN106985916A publication Critical patent/CN106985916A/en
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Publication of CN106985916B publication Critical patent/CN106985916B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D25/00Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
    • B62D25/08Front or rear portions
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D25/00Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
    • B62D25/08Front or rear portions
    • B62D25/088Details of structures as upper supports for springs or dampers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D25/00Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
    • B62D25/08Front or rear portions
    • B62D25/14Dashboards as superstructure sub-units

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Body Structure For Vehicles (AREA)

Abstract

The present invention provides a kind of higher vehicle body front structure of supporting rigidity.In vehicle body front structure, the both ends (23,23) of the left and right of instrument board upper member (18) are connected to the shock absorber bearing (16) of left and right, the suspension (30) for being engaged in steering outstanding axis (27) extends forwards, the connecting component (50) for being engaged in crossbeam (24) rearward extends, and suspension (30) and connecting component (50) hold windshield lower supporting part (19) and/or instrument board lower member (12) and interconnect.

Description

Vehicle body front structure
Technical field
The present invention relates to a kind of vehicle body front structures by improvement.
Background technique
As the prior art in relation to vehicle body front structure, it is known to technology disclosed in patent document 1.
Vehicle body front structure disclosed in patent document 1 is related to a kind of outstanding axis of the steering for improving supporting rigidity (steering hanger).Steering for supporting steering column is hanged axis and is extended along the width of the car, and vehicle is fixed at the both ends of left and right Body side, also, the bearing part by holding up from the center on floor supports.Suspension is bonded on axis moreover, hanging in the steering One end, the other end of the suspension are fixed on panel (panel), which is set to the top of instrument board (dashboard) and structure At a part of vehicle body.
It is, in general, that improve be installed on vehicle body all parts supporting rigidity, be conducive to improve vehicle travelling and It is handling.
Existing technical literature
Patent document
Patent document 1: Japanese invention patent Publication tekiaki 63-53169
Summary of the invention
The object of the present invention is to provide a kind of higher vehicle body front structures of supporting rigidity.
1st scheme of the invention is a kind of vehicle body front structure,
It has:
The shock absorber bearing of left and right supports the upper end of the damper of left and right respectively;
Instrument board lower member is set to the rear of the shock absorber bearing and divides the front in compartment;
Instrument board upper member extends forwards from the upper end of the instrument board lower member;
Crossbeam is reinforced the instrument board upper member, and is extended along the width of the car;
Windshield lower supporting part is set to the top of the instrument board lower member, and supports the lower end of windshield; With
Outstanding axis is turned to, is located at the rear of the instrument board lower member, is extended along the width of the car, and supports steering column,
The vehicle body front structure is characterized in that,
The both ends of the left and right of the instrument board upper member are connected to the shock absorber bearing of the left and right,
The suspension for turning to outstanding axis is engaged in extend forwards,
The connecting component for being engaged in the crossbeam rearward extends,
The suspension and the connecting component hold the windshield lower supporting part and/or the instrument board lower member And it interconnects.
2nd scheme of the invention be preferred for installing the steering bracket of the steering column from it is described turn to outstanding axial direction after Fang Yanshen, the steering bracket are in plan view, be overlapped in the longitudinal direction with the suspension.
3rd scheme of the invention is that preferably vehicle body front structure also has the 2nd suspension, is engaged in described turn to and hangs axis, And extend forwards along the suspension, the 2nd suspension is engaged in the instrument board upper member.
4th scheme of the invention is that the preferably described suspension has the 1st end face portion, and the 1st end face portion is connected to described keep out the wind Glass lower supporting part or the instrument board lower member are bonded to nut in the 1st end face portion, and the connecting component has the 2nd End face portion, the 2nd end face portion are connected to the windshield lower supporting part or the instrument board lower member, the 1st end face portion The bolt company of the nut is threadedly connected to by the nut and from the 2nd end face portion side with the 2nd end face portion It connects.
5th scheme of the invention is that the preferably described connecting component has connecting component sidewall portion, the connecting component sidewall portion It is in general triangular in side view observation, the connecting component sidewall portion includes the 1st side, extends along the 2nd end face portion; 2nd side extends to the crossbeam from the lower end on the 1st side along the longitudinal direction;With the 3rd side, from the front end on the 2nd side The upper end on the 1st side is extended to, the suspension has straight line portion, and the upper end of the straight line portion from the 1st end face portion is linear Shape extends to described turn to and hangs axis, the front end of straight line portion structure under the windshield lower supporting part or the instrument board Part and it is continuous with the rear end on the 3rd side.
6th scheme of the invention is that preferably vehicle body front structure also has instrument board upper member lid, the instrument board upper member Lid covers the instrument board upper member, by the edge and the windshield lower supporting part of the front side of the instrument board upper member lid The edge of front side forms opening portion, and the 2nd end face portion is towards the opening portion.
7th scheme of the invention is, the preferably described instrument board upper member has a groove portion, groove portion shape across vehicle width direction At channel-shaped, for the instrument board upper member to be connected to the instrument board lower member, the crossbeam includes from the groove portion The front longitudinal wall part that rearward upper wall portions of generally horizontal extension and the rear end from the upper wall portions extend downward, by the slot The upper wall portions and the longitudinal wall part of the antetheca in portion and bottom and the crossbeam form closed cross-section, by the groove portion and cross The closed cross-section that beam is formed is formed between the shock absorber bearing of the left and right, and its end is located at the left and right The upper surface of shock absorber bearing, the front end of the connecting component are connected to the upper surface of the upper wall portions.
8th scheme of the invention is, preferably near the vehicle width direction end of the instrument board lower member, constitutes vehicle body The front pillar of a part of frame vertically extends, and in the upper surface of the shock absorber bearing, overlaps with structure on the instrument board The end of part is bonded to the suppression for inhibiting the movement of the instrument board upper member in the upper surface of the instrument board upper member Component processed, the suppression component is engaged in the windshield lower supporting part, in the case where the front pillar is bonded to the windshield The end of supporting member and the end for turning to outstanding axis.
[The effect of invention]
According to invention described in the 1st scheme, the both ends of the left and right of instrument board upper member are connected to the shock absorber bearing of left and right in succession, The suspension for being engaged in the outstanding axis of steering extends forwards, is engaged in the connecting component of the crossbeam for reinforcing instrument board upper member backward Fang Yanshen.Moreover, above-mentioned suspension and connecting component are in the state that hold windshield lower supporting part and/or instrument board lower member Lower interconnection.That is, the above-mentioned component for being configured at vehicle foreside interconnects.
For example, be input to the load of shock absorber bearing from damper, it is transferred to instrument board upper member, and from instrument board upper member Connecting component is transferred to by crossbeam.Here, connecting component holds windshield lower supporting part and/or instrument together with suspension Plate lower member.
Therefore, it is transferred to the load of connecting component and is being transferred to windshield lower supporting part and/or instrument board lower member Meanwhile being also transmitted to suspension.It is transferred to the load of suspension and then is transferred to the outstanding axis of steering.
That is, the load inputted from damper other than being transferred to shock absorber bearing periphery, is also transferred to the outstanding axis of steering.And it is easy to Load is born with vehicle foreside, which thereby enhances the supporting rigidity of vehicle foreside.
According to invention described in the 2nd scheme, the steering bracket for installing steering column extends from outstanding axial rearward direction is turned to, and turns In plan view to bracket, be overlapped in the longitudinal direction with suspension.
That is, steering bracket is located near suspension.By supporting steering column, and the load for being applied to steering bracket is also transmitted To suspension, and then it is transferred to windshield lower supporting part and/or instrument board lower member.This improves the steerings of vehicle foreside The supporting rigidity of column.
According to invention described in the 3rd scheme, also there is the 2nd suspension, be engaged in the outstanding axis of steering, and prolong forwards along suspension It stretches, the 2nd suspension is engaged in instrument board upper member.
By supporting steering column, the load transmission of steering bracket is applied to suspension, and then be also transmitted to the 2nd suspension.Cause This, further improves the rigidity of bearing steering column.
According to invention described in the 4th scheme, suspension, which has, is connected to windshield lower supporting part or instrument board lower member 1st end face portion is bonded to nut in the 1st end face portion.Connecting component, which has, is connected to windshield lower supporting part or instrument board 2nd end face portion of lower member.Above-mentioned 1st end face portion and the 2nd end face portion are threadedly connected to by nut and from the 2nd end face portion side The bolt of nut and connect.
That is, the connecting component with the 2nd end face portion is located at vehicle using the instrument board lower member in the front for dividing compartment as boundary The outside in compartment, the suspension with the 1st end face portion are located at cabin side.Therefore, it can be bolted connection from the outside benefit in compartment Component and suspension.
Moreover, passing through the fastening of the bolt, connecting component and suspension are configured in the longitudinal direction continuously.Therefore, can Improve supporting rigidity in the front-back direction.
According to invention described in the 5th scheme, connecting component has connecting component sidewall portion, in side view observation in substantially Triangle, the connecting component sidewall portion have along the 1st side that the 2nd end face portion extends, along the longitudinal direction from the lower end on the 1st side Extend to the 2nd side of crossbeam, and from the 2nd while front end extend to the 1st while upper end the 3rd side.
Moreover, suspension has straight line portion, is linearly extended to from the upper end of the 1st end face portion and turn to outstanding axis.Suspension The front end of straight line portion is continuous with the rear end on the 3rd side of connecting component across windshield lower supporting part or instrument board lower member.
Therefore, the transmitting of the load from suspension to connecting component, and from the transmitting for the load for attaching components to suspension, do not allow It is easily interrupted near windshield lower supporting part or instrument board lower member, in this way, the load of a part input from vehicle foreside It is easy to be transferred to vehicle foreside.Therefore, the supporting rigidity of vehicle foreside is further improved.
According to invention described in the 6th scheme, vehicle body front structure also has the instrument board for covering instrument board upper member Upper member lid forms opening portion by the edge of the front side of the edge and windshield lower supporting part of the front side of instrument board upper member lid, and the 2nd End face portion is towards opening portion.
That is, the 2nd end face portion can be subject to visual confirmation from opening portion, it is easy to be bolted connection from the outside benefit in compartment Component and suspension.
According to invention described in the 7th scheme, instrument board upper member has groove portion, which forms slot across vehicle width direction Shape, for instrument board upper member to be connected to instrument board lower member.Crossbeam includes rearward generally horizontal from the front of groove portion The upper wall portions of extension, and the longitudinal wall part that rear end from the upper wall portions extends downward.By the antetheca of groove portion and bottom and crossbeam Upper wall portions and longitudinal wall part form closed cross-section.
Moreover, the closed cross-section formed by above-mentioned groove portion and crossbeam is formed between the shock absorber bearing of left and right, and End is located at the upper surface of the shock absorber bearing of left and right.
By forming closed cross-section, the flexural rigidity of instrument board upper member in the direction of vehicle width is improved.Therefore, it further mentions The high supporting rigidity of shock absorber bearing.Moreover, improving the drainage performance in front wall (cowl).
Moreover, the front end of connecting component is connected to the upper surface of the upper wall portions of crossbeam.It is equipped on the instrument board of crossbeam The pressing of component connected component.Therefore, the supporting rigidity of shock absorber bearing is further improved.
According to invention described in the 8th scheme, near the vehicle width direction end of instrument board lower member, body shell is constituted The front pillar of a part vertically extend, in the upper surface of shock absorber bearing, overlap with the end of instrument board upper member.
The upper surface of component on the dash panel is bonded to the suppression component for inhibiting the movement of instrument board upper member, suppression Component processed is engaged in windshield lower supporting part, is bonded to the end of windshield lower supporting part in front pillar and turns to the end of outstanding axis Portion.
That is, the both ends of instrument board upper member are connect by suppression component and windshield lower supporting part with front pillar.In turn, turn Front pillar is engaged in the both ends of outstanding axis.Therefore, it by instrument board upper member, the front pillar of steering outstanding axis and left and right, forms with vehicle Wide direction is the frame of the rectangular shape of long side.Therefore, the rigidity of vehicle body front structure is further improved.
Detailed description of the invention
Fig. 1 is the perspective view for showing the right half part of vehicle foreside of the embodiment of the present invention.
Fig. 2 is the top view of vehicle foreside shown in FIG. 1.
Fig. 3 is the enlarged drawing of vehicle foreside main portions shown in FIG. 1.
Fig. 4 is the cross-sectional view of the 4-4 line cutting along Fig. 2.
Fig. 5 is the figure being illustrated to vehicle foreside shown in Fig. 4, suspension fixation.
Fig. 6 is the figure being illustrated to vehicle foreside shown in FIG. 1, the 2nd suspension fixation.
Fig. 7 is the figure that vehicle foreside shown in FIG. 1, suspension and connecting component engagement is illustrated.
Fig. 8 is to vehicle foreside shown in FIG. 1, the crossbeam figure for engaging and being illustrated.
Fig. 9 is to vehicle foreside shown in FIG. 1, the suppression component figure for engaging and being illustrated.
Specific embodiment
Below according to attached drawing, embodiments of the present invention will be described.Moreover, " left and right " refers to vehicle in explanation Left and right on the basis of occupant, " front and back " refer to the front and back on the basis of vehicle traveling direction.In addition, before the Fr in figure is indicated, Rr After expression, L indicates left side seen in occupant, and R indicates the right side seen in occupant, in Up expression, under Dn is indicated.
< embodiment >
Referring to Fig.1.Fig. 1 shows the right half part of 10 front of vehicle body in section along the longitudinal direction.In the present embodiment, to the right side The front portion structure of the vehicle body of side direction disc-type is illustrated, but the front portion structure of vehicle body of the invention can also be used for left direction The vehicle body of disc-type.
Referring concurrently to Fig. 2.The front of vehicle body 10 with lower component by being constituted: the front pillar 11,11 of left and right (only shows right front pillar 11) it, is erect respectively in the end of left and right;Instrument board lower member 12 is across between above-mentioned front pillar 11,11 and is arranged, and divides The front end in compartment;The front side frame 13,13 of left and right, extends forwards from the instrument board lower member 12;The damper shell of left and right 15,15, it is set to the top of the front side frame 13,13 of above-mentioned left and right, storage damper 14,14 (only shows the damper on right side 14);Shock absorber bearing 16,16 is set to the top of damper shell 15,15;The front side member 17,17 of left and right, from damping Device shell 15,15 extends forwards and towards obliquely downward;Instrument board upper member 18, forwards from the upper end of instrument board lower member 12 Extend;Windshield lower supporting part 19 (referring to Fig. 3), is set to the top of instrument board lower member 12, supports windshield 29 Lower end;Bottom plate 20 rearward extends from the lower end of instrument board lower member 12;Axis 21 is hanged with turning to, is set up in left and right Between front pillar 11,11, steering column 27 is supported.
Front pillar 11 with lower component by being constituted: front pillar lower member 11a is extended to and structure under instrument board from the end of bottom plate 20 The roughly the same height in the upper end of part 12;With front pillar upper member 11b, it is set to the top of front pillar lower member 11a.On front pillar Component 11b is provided with front side glass pane 22.
The end 23,23 of the left and right of instrument board upper member 18 is Chong Die with the upper surface of shock absorber bearing 16,16 of left and right.And And crossbeam 24 is installed on the instrument board upper member 18, which is extended along the width of the car, and reinforces instrument board upper member 18.About the installation of crossbeam 24, referring to aftermentioned content.
Outstanding axis 21 is turned to by the mounting portion 26,26 of overarm 25 and the both ends for being engaged in the overarm extending along the width of the car (end 26,26 for turning to outstanding axis 21) is constituted.The mounting portion 26,26 of left and right is fixed on front pillar lower member 11a and front pillar upper member The near border of 11b.
Moreover, turning to outstanding axis 21 has the 1st suspension 30 (suspension 30) and the 2nd suspension 40 extended forwards from overarm 25. Above-mentioned 1st, it turns to the detailed content for hanging the bearing of axis 21 for 30,40 pairs of the 2nd suspension, is illustrated later.
In overarm 25, the 1st steering bracket 39, the 2nd steering bracket 49 for installing steering column 27 rearward extend.? The top of steering column 27 is provided with steering wheel 28.
1st steering bracket 39 is be overlapped in the longitudinal direction with the 1st suspension 30 in plan view.That is, the 1st steering bracket 39 At least part be located at the rear of the 1st suspension 30.Equally, the 2nd steering bracket 49 is in plan view with the 2nd suspension 40 preceding It is overlapped in rear direction.That is, at least part of the 2nd steering bracket 49 is located at the rear of the 2nd suspension 40.
Referring to Fig. 3 and Fig. 4.In the upper end of instrument board lower member 12, the rear end of instrument board upper member 18 is overlapped with, moreover, The lower end of windshield lower supporting part 19 is overlapped with, and the engagement that mutually connects.
Windshield lower supporting part 19 is fixed on using the 1st connecting component 50 in the front end of 1st suspension 30.Hereinafter, outstanding to the 1st The fixation of frame 30 is described in detail.
Referring to Fig. 5.1st suspension 30 is made of horizontal part 31 (straight line portion 31), the 1st end face portion 32 and vertical portion 33, wherein Horizontal part 31 extends along the longitudinal direction, and the 1st end face portion 32 is extended downward from the front end of the horizontal part 31, and vertical portion 33 is in side wall Shape, and it is formed in the side of above-mentioned 31 and the 1st end face portion 32 of horizontal part.The 1st is bonded in the rear surface 32a of the 1st end face portion 32 Nut 34.With the aligned in position of the 1st nut 34, the bolt hole 32b passed through for the 1st bolt 35 is formed in the 1st end face portion 32.
1st connecting component 50 by rectangular shaped bottom surface sections 51, from the rear end of bottom surface sections 51 erect the 2nd end face portion 52, the sidewall portion 53,53 of the side wall shape extended forwards from the side of the left and right of bottom surface sections 51 and from the front end of bottom surface sections 51 to Front extends and is engaged in the composition of front end 54 of crossbeam 24 (referring to Fig. 4).It is formed in the 2nd end face portion 52 for the 1st bolt 35 The bolt hole 52a passed through.The elliptical aperture 51a in generally elliptical shape using front-rear direction as long axis is formed in bottom surface sections 51.
2nd end face portion 52 of the 1st end face portion 32 and the 1st connecting component 50 of the 1st suspension 30, by the 1st nut 34 and from 2nd end face portion, 52 side is threadedly connected to the 1st bolt 35 connection of the 1st nut 34.
Specifically, the 1st end face portion 32 is connected to the rear surface 19a of windshield lower supporting part 19, the 2nd end face portion 52 is supported It is connected to the front surface 19b of windshield lower supporting part 19.1st bolt 35 is formed through in the bolt hole 52a of the 2nd end face portion 52, And it tightens together with the 1st nut 34 that the 1st end face portion 32 is arranged in.
That is, the 1st suspension 30 and the 1st connecting component 50 hold windshield lower supporting part 19, and the engagement that mutually connects.
Moreover, in the present embodiment, windshield lower supporting part 19 is hold, but not limited to this, for example, can also only press from both sides Instrument board lower member 12 (referring to Fig. 4) is hold, moreover, structure under windshield lower supporting part 19 and instrument board can also be hold simultaneously Part 12.
Referring to Fig. 6.2nd suspension 40 is engaged in the outstanding axis 21 of steering, and extends forwards along the 1st suspension 30.2nd suspension 40 Front end be fixed on windshield lower supporting part 19 using the 2nd connecting component 60.
2nd suspension 40 and the symmetrical shape of the 1st suspension 30.That is, the 2nd suspension is by horizontal part 41, the 3rd end face portion 42 It is constituted with vertical portion 43, wherein horizontal part 41 extends along the longitudinal direction, and the front end of the 3rd end face portion 42 from the horizontal part 41 is downward Fang Yanshen, vertical portion 43 is in side wall shape, and is formed in the side of above-mentioned 41 and the 3rd end face portion 42 of horizontal part.In the 3rd end face portion 42 Rear surface 42a be bonded to the 2nd nut 44.It is formed with the aligned in position with the 2nd nut 44 in the 3rd end face portion 42, and supplies the 2nd The bolt hole that bolt 45 passes through.
2nd connecting component 60 is made of the edge 63,63 of the 4th end face portion 61, bending section 62 and left and right, wherein the 4th end face Portion 61 is connected to the front surface 19b of windshield lower supporting part 19 (referring to Fig. 5), and bending section 62 is upper from the 4th end face portion 61 Portion is bent forwards, and the edge 63,63 of left and right is erect forwards from two edge of above-mentioned 4th end face portion 61 and bending section 62.
4th end face portion 61 of the 3rd end face portion 42 of the 2nd suspension 40 and the 2nd connecting component 60 is by the 2nd nut 44 and from the 4 end face portion, 61 side is threadedly connected to the 2nd bolt 45 connection of the 2nd nut 44.
Moreover, the lower end of the 4th end face portion 61 of the 2nd connecting component 60 is engaged in instrument board upper member 18 (referring to Fig. 4) Upper end.That is, the 2nd suspension 40 is engaged in instrument board upper member 18 by the 2nd connecting component 60.
Referring to Fig. 7.The sidewall portion 53 (connecting component sidewall portion 53) of 1st connecting component 50 is in substantially three when side view is observed Angular shape.Sidewall portion 53 includes the 1st side 55, extends along the 2nd end face portion 52 (referring to Fig. 5);2nd side 56, from the 1st side 55 lower end edge substantially front-rear direction extends to crossbeam 24;With the 3rd side 57, from the 2nd when 56 front end extends to the 1st 55 Upper end.Horizontal part 31 (straight line portion 31) linearly extends to overarm 25 (turning to outstanding axis 21) from the upper end of the 1st end face portion 32. Therefore, the front end of horizontal part 31 is across windshield lower supporting part 19, and continuous with the rear end on the 3rd side 57.
That is, the 1st end face portion 32 is located at roughly the same height with the upper end of the 2nd end face portion 52 (referring to Fig. 5), and pass through the Line L1 on 3 sides 57 intersects with by the line L2 on horizontal part 31 in the position that the 1st end face portion 32 and the 2nd end face portion 52 are connect.
Referring to Fig. 2 and Fig. 8.Instrument board upper member 18 has groove portion 70, which forms channel-shaped across vehicle width direction, with For instrument board upper member 18 to be connected to instrument board lower member 12.It is formed in the center of the bottom of groove portion 70 71 recessed upwards Sunken recess portion 72.The recess portion 72 is formed across vehicle width direction.
Crossbeam 24 is made of upper wall portions 74, longitudinal wall part 75 and lower wall portion 76, wherein front direction of the upper wall portions 74 from groove portion 70 Rear extends substantially horizontally, and longitudinal wall part 75 is extended downward from the rear end of the upper wall portions 74, and lower wall portion 76 is from the longitudinal wall part 75 Lower end rearward extends substantially horizontally.The end 67,67 of the left and right of crossbeam 24 extend in the up-down direction with shock absorber bearing 16 The position of overlapping (referring to Fig. 2).
By making crossbeam 24 be overlapped in instrument board upper member 18, and by the antetheca of groove portion 70 73 and bottom 71 and crossbeam 24 Upper wall portions 74 and longitudinal wall part 75 form closed cross-section 77.
Lower wall portion 76 is overlapped in the upper surface of recess portion 72.The closed cross-section 77 formed by groove portion 70 and crossbeam 24 is across formation Between the shock absorber bearing 16,16 of left and right, and closed cross-section end 78,78 is located at the damper of left and right (referring to Fig. 2) The upper surface of seat 16,16.
The front end 54 of 1st connecting component 50 is connected to the upper surface of the upper wall portions 74 of crossbeam 24.1st connecting component 50 Bottom surface sections 51 extend forwards and towards obliquely downward in the state of being connected with the 1st suspension 30.That is, the front end of the 1st connecting component 50 Portion 54 be located at than the 2nd end face portion 52 lower end closer to lower section position.
Instrument board upper member 18 is covered by instrument board upper member lid 81.Instrument board upper member lid 81 is set up in the damping of left and right Between device seat 16,16.
Before using the lower edge 83 of the edge for the front side for becoming instrument board upper member lid 81 and as windshield lower supporting part The upper limb 84 of the edge of side forms opening portion 85.2nd end face portion 52 is towards opening portion 85.It is covered by front wall upper plate 82 opening portion 85 Lid.The detailed description of the mounting structure to instrument board upper member lid 81 and front wall upper plate 82 is omitted herein.
Referring to Fig. 9.The upper surface of component 18 is provided with the movement for inhibiting instrument board upper member 18 on the dash panel Suppression component 90.Suppression component 90 by trapezoidal shape main part 91 and be formed in the main part 91 edge 92 structure of joint portion At.Joint portion 92 is by being engaged in the 1st joint portion 93 of front pillar upper member 11b, the upper surface that is engaged in instrument board upper member 18 2nd joint portion 94 and the 3rd joint portion 95 for being engaged in windshield lower supporting part 19 are constituted.
The side end 86 of windshield lower supporting part 19 is bonded in front pillar upper member 11b.
In the following, being illustrated to functions and effects of the invention.
Referring to Figures 1 and 2.The end 23,23 of the left and right of instrument board upper member 18 be connected to left and right shock absorber bearing 16, 16.The 1st suspension 30 for being engaged in the outstanding axis 21 of steering extends forwards, is engaged in the crossbeam 24 for reinforcing instrument board upper member 18 The 1st connecting component 50 rearward extend.Moreover, above-mentioned 1st suspension 30 and the 1st connecting component 50 are in the case where hold windshield It is interconnected in the state of supporting member 19.That is, the above-mentioned component for being configured at the front of vehicle body 10 interconnects.
For example, be input to the load of shock absorber bearing 16 from damper 16, it is transferred to instrument board upper member 18, and from instrument board Upper member 18 is transferred to the 1st connecting component 50 by crossbeam 24.Here, the 1st connecting component 50 holds together with the 1st suspension 30 Windshield lower supporting part 19.
Therefore, the load of the 1st connecting component 50 is transferred to while being transferred to windshield lower supporting part 19, is also transmitted To the 1st suspension 30.It is transferred to the load of the 1st suspension 30 and then is transferred to the outstanding axis 21 of steering.
That is, being not limited to outside shock absorber bearing periphery from the load that damper 14 inputs, it is also transferred to the outstanding axis 21 of steering.And it is easy Load is born with the entire front of vehicle body 10, which thereby enhances the rigidity of the front of vehicle body 10.
Moreover, the 1st steering bracket 39, the 2nd steering bracket 49 for installing steering column 27 rearward prolong in overarm 25 It stretches.1st steering bracket 39 is in plan view, be overlapped in the longitudinal direction with the 1st suspension 30.Equally, the 2nd steering bracket 49 exists It is be overlapped in the longitudinal direction with the 2nd suspension 40 when overlook view.
That is, the 1st steering bracket 39, the 2nd steering bracket 49 are located at the 1st suspension 30, near the 2nd suspension 40.Pass through The load for supporting steering column 27 and being applied to the 1st, the 2nd steering bracket 49 is also transmitted to the 1st suspension 30, the 2nd suspension 40, Jin Erchuan It is handed to windshield lower supporting part 19.Therefore, in 10 front of vehicle body, the supporting rigidity for steering column 27 is improved.
Referring to Fig. 4 and Fig. 5.It is boundary with windshield lower supporting part 19, the 1st connecting component with the 2nd end face portion 52 50 are located at the outside in compartment, and the 1st suspension 30 with the 1st end face portion 32 is located at cabin side.Therefore, can from the outside in compartment, The 1st connecting component 50 and the 1st suspension 30 are fastened using the 1st bolt 35.
Moreover, passing through the fastening of the 1st bolt 35, the 1st connecting component 50 and the 1st suspension 30 are configured in the longitudinal direction Continuously.Therefore, it can be improved supporting rigidity in the front-back direction.
Referring to Fig.1 and Fig. 6.2nd suspension 40 is engaged in instrument board upper member 18 by the 2nd connecting component 60.
Therefore, by supporting steering column 27, the load transmission of the 1st steering bracket 39, the 2nd steering bracket 49 is applied to the 1 suspension 30, and it is also transmitted to the 2nd suspension 40.The position that outstanding axis 21 is turned to due to increasing bearing, thus further improves Support the rigidity of steering column 27.
Referring to Fig. 5 and Fig. 7.The front end of horizontal part 31 (straight line portion 31) across windshield lower supporting part 19, and with the 3rd side 57 rear end is continuous.That is, the upper end of the 1st end face portion 32 and the 2nd end face portion 52 is located at roughly the same height, pass through the 3rd side 57 On line L1 intersect with by the line L2 on horizontal part 31 in the position that the 1st end face portion 32 and the 2nd end face portion 52 are connect.
Therefore, from the transmitting of the load of the 1st suspension 30 to the 1st connecting component 50 and from the 1st connecting component 50 to the 1st suspension The transmitting of 30 load, it is not easy to be interrupted near windshield lower supporting part 19, as a result, a part from 10 front of vehicle body The load of input is easy to transmit to the entire front of vehicle body 10.Therefore, the rigidity of 10 front of vehicle body is further improved.
Referring to Fig. 2 and Fig. 8.By becoming the lower edge 83 of the edge of the front side of instrument board upper member lid 81 and becoming under windshield The upper limb 84 of the edge of the front side of supporting member 19, forms opening portion 85.2nd end face portion 52 is towards opening portion 85.
That is, can be easy to from 85 visual confirmation of opening portion to the 2nd end face portion 52 for being configured with the 1st bolt 35 from compartment Outside fastens the 1st connecting component 50 and the 1st suspension 30 using the 1st bolt 35.
Moreover, the bottom surface sections 51 of the 1st connecting component 50 extend forwards and towards obliquely downward, this is in forwards with bottom surface sections 51 The case where horizontal extension, compares, then bigger with the interval of windshield lower supporting part 19 closer to front end 54.Therefore, the 1st spiral shell The terminal operation of bolt 35 becomes easy.
Moreover, sidewall portion 53 is in roughly triangular shape when side view is observed, the 3rd side 57 is with towards front and oliquely downward Extend.This is compared with the case where sidewall portion 53 is rectangular shape, and closer to front end 54, the height dimension of sidewall portion 53 is then got over It is small, and make the space enlargement for implementing terminal operation.Therefore, the terminal operation of the 1st bolt 35 becomes easy.
Referring to Fig. 2 and Fig. 8.Component 18 on the dash panel pass through the upper of the antetheca 73 of groove portion 70 and bottom 71 and crossbeam 24 Wall portion 74 and longitudinal wall part 75, form closed cross-section 77.The closed cross-section 77 formed by these groove portions 70 and crossbeam 24, with across Mode is formed between the shock absorber bearing 16,16 of left and right, and closed cross-section end 78,78 is located at left and right (referring to Fig. 2) Shock absorber bearing 16,16 upper surface.
By the formation of closed cross-section 77, the flexural rigidity of instrument board upper member 18 in the direction of vehicle width is improved.Therefore, into One step improves the supporting rigidity of shock absorber bearing 16.Moreover, improving the drainage performance in front wall.
Moreover, the front end 54 of the 1st connecting component 50 is connected to the upper surface of the upper wall portions 74 of crossbeam 24 (referring to Fig. 8). The instrument board upper member 18 for being equipped with crossbeam 24 is pressed by the 1st connecting component 50.Therefore, it further improves to crossbeam 24 Thus the installation strength of instrument board upper member 18 further improves supporting rigidity of the front to shock absorber bearing 16 of vehicle body 10.
Moreover, being formed with recess portion 72 in groove portion 70, the recess portion 72 is Chong Die with the lower wall portion 76 of crossbeam 24.Therefore, will be horizontal When beam 24 is configured on instrument board upper member 18, recess portion 72 becomes the mark of the allocation position of crossbeam 24.In this way, improving crossbeam The efficiency of 24 installation exercise.
Referring to Fig.1 and Fig. 9.Near the vehicle width direction end of instrument board lower member 12, one of body shell is constituted The front pillar 11 divided vertically extends.In the upper surface of shock absorber bearing 16, the end 23 of instrument board upper member 18 is overlapped with.And And the upper surface of component 18 on the dash panel, it is bonded to the suppression component 90 for inhibiting the movement of instrument board upper member 18.Suppression Component 90 processed is engaged in windshield lower supporting part 19, also, is bonded to the side of windshield lower supporting part 19 in front pillar 11 Portion 86 and the mounting portion 26 for turning to outstanding axis 21.
That is, the end of instrument board upper member 18 is connected to front pillar by suppression component 90 and windshield lower supporting part 19 11.Moreover, the mounting portion 26 for turning to outstanding axis 21 is engaged in front pillar 11.Therefore, pass through instrument board upper member 18, outstanding 21 and of axis of steering The front pillar 11 (only showing the front pillar 11 on right side) of left and right, forms using vehicle width direction as the frame of the rectangular shape of long side.Therefore, Further improve the supporting rigidity of the front portion structure of vehicle body 10.
Moreover, although vehicle body front structure of the invention is the explanation carried out by taking passenger car as an example, it is also suitable for its His carriage, and it is not limited to above-mentioned form.
[industrial availability]
Vehicle body front structure of the invention is preferably applied to passenger car.
Description of symbols
10 ... vehicle bodies
11 ... front pillars
12 ... instrument board lower members
16 ... shock absorber bearings
18 ... instrument board upper members
19 ... windshield lower supporting parts
21 ... turn to outstanding axis
23 ... instrument board upper member ends
24 ... crossbeams
27 ... steering columns
30 ... the 1st suspensions (suspension)
31 ... horizontal parts (straight line portion)
32 ... the 1st end face portions
34 ... the 1st nuts
35 ... the 1st bolts
39 ... the 1st steering brackets
40 ... the 2nd suspensions
42 ... the 3rd end face portions
44 ... the 2nd nuts
45 ... the 2nd bolts
49 ... the 2nd steering brackets
50 ... the 1st connecting components
52 ... the 2nd end face portions
53 ... sidewall portions
54 ... front ends
57 ... the 3rd sides
60 ... the 2nd connecting components
The end of 67 ... crossbeams
70 ... groove portions
71 ... bottoms
72 ... recess portions
73 ... antethecas
74 ... upper walls
75 ... longitudinal walls
76 ... lower walls
77 ... closed cross-sections
78 ... closed cross-section ends
81 ... lids
83 ... upper limbs
84 ... lower edges
85 ... opening portions
86 ... side ends
90 ... suppression component
92 ... joint portions
93 ... the 1st joint portions
94 ... the 2nd joint portions
95 ... the 3rd joint portions

Claims (15)

1. a kind of vehicle body front structure,
Have:
The shock absorber bearing of left and right supports the upper end of the damper of left and right respectively;
Instrument board lower member is set to the rear of the shock absorber bearing and divides the front in compartment;
Instrument board upper member extends forwards from the upper end of the instrument board lower member;
Crossbeam is reinforced the instrument board upper member and is extended along the width of the car;
Windshield lower supporting part is set to the top of the instrument board lower member, and supports the lower end of windshield;With
Outstanding axis is turned to, is located at the rear of the instrument board lower member, is extended along the width of the car, and supports steering column,
The vehicle body front structure is characterized in that,
The left and right ends of the instrument board upper member are engaged in the shock absorber bearing of the left and right,
The suspension for turning to outstanding axis is engaged in extend forwards,
The connecting component for being engaged in the crossbeam rearward extends,
The suspension with the connecting component holds the windshield lower supporting part and/or the instrument board lower member and mutual It engages.
2. vehicle body front structure according to claim 1, which is characterized in that
Steering bracket for installing the steering column turns to outstanding axial rearward direction extension from described,
The steering bracket is be overlapped in the longitudinal direction with the suspension in plan view.
3. vehicle body front structure according to claim 1, which is characterized in that
Also there is the 2nd suspension, the 2nd suspension is engaged in described turn to and hangs axis, and extends forwards along the suspension,
2nd suspension is engaged in the instrument board upper member.
4. vehicle body front structure according to claim 2, which is characterized in that
Also there is the 2nd suspension, the 2nd suspension is engaged in described turn to and hangs axis, and extends forwards along the suspension,
2nd suspension is engaged in the instrument board upper member.
5. vehicle body front structure according to any one of claims 1 to 4, which is characterized in that
The suspension has the 1st end face portion, and the 1st end face portion is connected under the windshield lower supporting part or the instrument board Component,
It is bonded to nut in the 1st end face portion,
The connecting component has the 2nd end face portion, and the 2nd end face portion is connected to the windshield lower supporting part or the instrument Plate lower member,
1st end face portion and the 2nd end face portion are threadedly connected to institute by the nut and from the 2nd end face portion side It states the bolt of nut and engages.
6. vehicle body front structure according to claim 5, which is characterized in that
The connecting component has connecting component sidewall portion, which is in general triangular when side view is observed,
The connecting component sidewall portion includes
1st side extends along the 2nd end face portion;
2nd side extends to the crossbeam from the lower end on the 1st side along the longitudinal direction;With
3rd side, from the described 2nd while front end extend to the described 1st while upper end,
The suspension has straight line portion, which linearly extends to described turn to from the upper end of the 1st end face portion and hang Axis,
The front end of the straight line portion across the windshield lower supporting part or the instrument board lower member and with the 3rd side Rear end is continuous.
7. vehicle body front structure according to claim 6, which is characterized in that
Also there is instrument board upper member lid, which covers the instrument board upper member,
Opening portion is formed by the edge of the front side of the edge and windshield lower supporting part of the front side of the instrument board upper member lid,
2nd end face portion is towards the opening portion.
8. vehicle body front structure according to any one of claims 1 to 4, which is characterized in that
The instrument board upper member have in order to engaged with the instrument board lower member and across vehicle width direction formation in the form of slot Groove portion,
The crossbeam includes from the front of the groove portion rearward upper wall portions of generally horizontal extension and after the upper wall portions The longitudinal wall part extended downward is held,
Closed cross-section is formed by the upper wall portions and the longitudinal wall part of the antetheca of the groove portion and bottom and the crossbeam,
Closed cross-section is formed by by the groove portion and crossbeam to be across between the shock absorber bearing of the left and right and formed, and its End is located at the upper surface of the shock absorber bearing of the left and right,
The front end of the connecting component is engaged in the upper surface of the upper wall portions.
9. vehicle body front structure according to claim 5, which is characterized in that
The instrument board upper member have in order to engaged with the instrument board lower member and across vehicle width direction formation in the form of slot Groove portion,
The crossbeam includes from the front of the groove portion rearward upper wall portions of generally horizontal extension and after the upper wall portions The longitudinal wall part extended downward is held,
Closed cross-section is formed by the upper wall portions and the longitudinal wall part of the antetheca of the groove portion and bottom and the crossbeam,
Closed cross-section is formed by by the groove portion and crossbeam to be across between the shock absorber bearing of the left and right and formed, and its End is located at the upper surface of the shock absorber bearing of the left and right,
The front end of the connecting component is engaged in the upper surface of the upper wall portions.
10. vehicle body front structure according to claim 6, which is characterized in that
The instrument board upper member have in order to engaged with the instrument board lower member and across vehicle width direction formation in the form of slot Groove portion,
The crossbeam includes from the front of the groove portion rearward upper wall portions of generally horizontal extension and after the upper wall portions The longitudinal wall part extended downward is held,
Closed cross-section is formed by the upper wall portions and the longitudinal wall part of the antetheca of the groove portion and bottom and the crossbeam,
Closed cross-section is formed by by the groove portion and crossbeam to be across between the shock absorber bearing of the left and right and formed, and its End is located at the upper surface of the shock absorber bearing of the left and right,
The front end of the connecting component is engaged in the upper surface of the upper wall portions.
11. vehicle body front structure according to claim 7, which is characterized in that
The instrument board upper member have in order to engaged with the instrument board lower member and across vehicle width direction formation in the form of slot Groove portion,
The crossbeam includes from the front of the groove portion rearward upper wall portions of generally horizontal extension and after the upper wall portions The longitudinal wall part extended downward is held,
Closed cross-section is formed by the upper wall portions and the longitudinal wall part of the antetheca of the groove portion and bottom and the crossbeam,
Closed cross-section is formed by by the groove portion and crossbeam to be across between the shock absorber bearing of the left and right and formed, and its End is located at the upper surface of the shock absorber bearing of the left and right,
The front end of the connecting component is engaged in the upper surface of the upper wall portions.
12. vehicle body front structure according to any one of claims 1 to 4, which is characterized in that
Near the vehicle width direction end of the instrument board lower member, the front pillar of body shell a part is constituted along the vertical direction Extend,
The end of the instrument board upper member is overlapped in the upper surface of the shock absorber bearing,
It is bonded to suppression component in the upper surface of the instrument board upper member, the suppression component is for inhibiting structure on the instrument board The movement of part,
The suppression component is engaged in the windshield lower supporting part,
The end and the end for turning to outstanding axis of the windshield lower supporting part are bonded in the front pillar.
13. vehicle body front structure according to claim 5, which is characterized in that
Near the vehicle width direction end of the instrument board lower member, the front pillar of body shell a part is constituted along the vertical direction Extend,
The end of the instrument board upper member is overlapped in the upper surface of the shock absorber bearing,
It is bonded to suppression component in the upper surface of the instrument board upper member, the suppression component is for inhibiting structure on the instrument board The movement of part,
The suppression component is engaged in the windshield lower supporting part,
The end and the end for turning to outstanding axis of the windshield lower supporting part are bonded in the front pillar.
14. vehicle body front structure according to claim 6, which is characterized in that
Near the vehicle width direction end of the instrument board lower member, the front pillar of body shell a part is constituted along the vertical direction Extend,
The end of the instrument board upper member is overlapped in the upper surface of the shock absorber bearing,
It is bonded to suppression component in the upper surface of the instrument board upper member, the suppression component is for inhibiting structure on the instrument board The movement of part,
The suppression component is engaged in the windshield lower supporting part,
The end and the end for turning to outstanding axis of the windshield lower supporting part are bonded in the front pillar.
15. vehicle body front structure according to claim 7, which is characterized in that
Near the vehicle width direction end of the instrument board lower member, the front pillar of body shell a part is constituted along the vertical direction Extend,
The end of the instrument board upper member is overlapped in the upper surface of the shock absorber bearing,
It is bonded to suppression component in the upper surface of the instrument board upper member, the suppression component is for inhibiting structure on the instrument board The movement of part,
The suppression component is engaged in the windshield lower supporting part,
The end and the end for turning to outstanding axis of the windshield lower supporting part are bonded in the front pillar.
CN201610811619.XA 2015-10-05 2016-09-08 Vehicle body front structure Active CN106985916B (en)

Applications Claiming Priority (2)

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JP2015-197558 2015-10-05
JP2015197558A JP6188761B2 (en) 2015-10-05 2015-10-05 Body front structure

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KR102598560B1 (en) * 2019-07-05 2023-11-03 현대자동차주식회사 Cowl cross bar for vehicle
JP2021014207A (en) * 2019-07-12 2021-02-12 本田技研工業株式会社 Vehicle body panel structure
JP6934505B2 (en) * 2019-11-21 2021-09-15 本田技研工業株式会社 Vehicle front structure
JP7158520B2 (en) * 2021-03-04 2022-10-21 本田技研工業株式会社 rear body structure
JP7158518B2 (en) * 2021-03-04 2022-10-21 本田技研工業株式会社 rear body structure
CN115214794B (en) * 2021-05-12 2023-07-25 广州汽车集团股份有限公司 Automobile instrument board beam assembly

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