JP4461808B2 - Vehicle steering support structure - Google Patents

Description

  The present invention relates to a steering support structure for a vehicle in which a steering shaft having a steering device connected to a front end and a steering wheel attached to a rear end is supported by a steering support member extending in the vehicle width direction.

Conventionally, there has been a vehicle steering support structure as shown in FIG.
In other words, a dash panel is provided at the front of the passenger compartment 101 where the driver's seat 100 as a seat on which the occupant A sits, and a steering as a vehicle body rigid member extending in the vehicle width direction is provided behind the dash panel. While the support member 102 is provided, a steering shaft 104 having a steering device connected to the front end portion and a steering wheel 103 attached to the rear end portion is provided, and the steering shaft 104 is provided below the steering support member 102 described above. It is what was supported.

In addition, a meter 105 is provided on the instrument panel, and the steering wheel 103 is inclined forward by an angle θb (for example, about 23 degrees) with respect to the vertical line 106 in order to give priority to the occupant's meter view.

In such a conventional vehicle steering support structure, the meter visibility is good, but there are the following problems.
In other words, steering wheel 103 described above, on the relationship between inclined forward by an angle .theta.b, when adjusting the vehicle longitudinal position of the steering wheel 103 in accordance with the difference in the physical structure of the occupant, a problem which the adjustment amount is insufficient There was a point.

In addition , the distance between the hand and shoulder of the occupant A holding the upper portion of the steering wheel 103 is large, the distance between the hand and shoulder portion of the occupant A holding the lower portion of the steering wheel 103 is small, and becomes cramped. Thus, since the difference in the distance between the hand and shoulder of the occupant A becomes large at the top and bottom, the operability of the steering wheel 103 is poor and it is impossible to reduce the feeling of fatigue of the occupant A.

On the other hand, Patent Document 1 discloses a structure in which a steering shaft is supported on a lower portion of a steering support member extending in the vehicle width direction via a steering hanger and a steering wheel attached to the rear end portion of the steering shaft is tilted forward. However, the steering support structure described in Patent Document 1 is substantially the same as that shown in FIG. 15 and has the same problems.

Japanese Patent Laid-Open No. 7-52809

Accordingly, the present invention is a steering wheel, as well as arranged in a predetermined angle inclined forward from the vertical as viewed from the side of the vehicle so as to confronting (face to be directly in front) towards the occupant of the shoulders, the steering shaft By disposing the steering support member over the steering support member and attaching it to the steering support member, the distance between the hand and shoulder of the occupant who grips the steering wheel upper part during steering wheel operation and the lower part of the steering wheel are gripped. The difference between the distance between the passenger's hand and the shoulder is small, the steering wheel operability is improved, the occupant's fatigue can be reduced, and the steering wheel according to the difference in the occupant's physique An object of the present invention is to provide a steering support structure for a vehicle that can increase the adjustment allowance when adjusting the vehicle in the longitudinal direction of the vehicle.

In the steering support structure for a vehicle according to the present invention, a dash panel is provided at a front portion of a vehicle interior where a seat on which an occupant is seated, and a steering support member extending in the vehicle width direction is provided behind the dash panel. with respect to the steering support member, while the steering device is connected to the front end portion, a steering support structure of a vehicle which supports the steering shaft to which a steering wheel is attached to the rear end portion, the steering wheel, the occupant the steering support member with a predetermined angle inclined forward from the vertical as viewed from the side of the vehicle so as to directly face towards the shoulders have been arranged Rutotomoni, the steering shaft and disposed through the upper of the steering support member the mounting, the steering shaft, the first stearyl capable secondary collapsible mobile A ring shaft, a second steering shaft connected to the front end of the first steering shaft via a steering joint, and a third steering shaft connected to the front end of the second steering shaft via another steering joint A steering joint that connects between the front end of the first steering shaft and the second steering shaft is located above and in front of the steering support member, and the steering shaft is vertically It is supported so that the angle can be adjusted .

According to the above configuration, the grip steering wheel, since a predetermined angle inclined forward from the vertical as viewed from the side of the vehicle so as to directly face toward the occupant's shoulder portions are disposed, the steering wheel upper during steering wheel operation The difference between the distance between the occupant's hand and the shoulder and the distance between the occupant's hand and the shoulder that grips the lower part of the steering wheel is reduced, and the steering wheel operability is improved, resulting in occupant fatigue. A reduction in feeling can be achieved, and moreover, a large adjustment allowance can be taken when the steering wheel is adjusted in the front-rear direction of the vehicle in accordance with the difference in the physique of the occupant by the above-described facing arrangement of the steering wheel. In short , with the above-described configuration, it is possible to establish a steering wheel arrangement that can reduce fatigue.

In one embodiment of the present invention, the steering shaft is provided such that the position can be adjusted, and a meter portion capable of adjusting the position in conjunction with the steering shaft is provided.
The position adjustment of the steering shaft having the above-described configuration may be set to tilt (tilt) or / and telescopic (telescopic).

  According to the above configuration, since the steering shaft and the meter portion are interlocked with each other, it is possible to achieve both the arrangement of the steering wheel and the securing of meter visibility.

In one embodiment of the present invention, a steering mounting bracket for fixing between the steering shaft and the steering support member is provided,
The steering mounting bracket is fastened and fixed by fastening from below.

According to the above configuration, since both the steering shaft and the steering support member are fastened and fixed by the steering mounting bracket by the fastening structure from below, the serviceability of the steering shaft can be ensured.
In an embodiment of the present invention, an instrument panel is provided above the steering shaft, and a part of the instrument panel is configured to be detachable, and the part of the instrument panel is removed to remove the instrument panel. The steering shaft can be removed.

  According to the above configuration, if only a part of the instrument panel is removed without removing the entire instrument panel, the steering shaft can be removed, so that maintenance and serviceability can be improved.

In one embodiment of the present invention, a part of the instrument panel is set in the meter section.
According to the above configuration, the steering shaft can be removed by removing only the meter unit without removing the entire instrument panel, so that maintenance and serviceability can be improved, and the meter unit can be attached and detached. Due to the structure, the peripheral structure of the instrument panel can be simplified, and further, no unnecessary divided portions are formed, so that the appearance does not deteriorate.

In one embodiment of the present invention, the meter section has a meter body and a meter hood attached integrally.
According to the said structure, since a meter main body and a meter hood can be attached or detached simultaneously, the further improvement of maintenance property and service property can be aimed at.

According to the present invention, a steering wheel, is disposed in a predetermined angle inclined forward from the vertical as viewed from the side of the vehicle so as to confronting (face to be directly in front) toward the occupant shoulder Rutotomoni steering Since the shaft is disposed above the steering support member and attached to the steering support member, the distance between the occupant's hand and shoulder that grips the steering wheel upper part when the steering wheel is operated, and the lower part of the steering wheel. The difference between the distance between the hand and shoulder of the occupant gripped is small, the operability of the steering wheel is improved, the occupant's fatigue can be reduced, and depending on the physique of the occupant There is an effect that a large adjustment allowance can be taken when adjusting the steering wheel in the longitudinal direction of the vehicle.

The difference between the distance between the hand and shoulder of the occupant who grips the upper part of the steering wheel during steering wheel operation and the distance between the hand and shoulder of the occupant who grips the lower part of the steering wheel is small. The occupant can improve the operability, reduce the tiredness of the occupant, and increase the adjustment cost when adjusting the steering wheel in the longitudinal direction of the vehicle according to the physique of the occupant. A dash panel is provided at the front part of the vehicle interior where the seat to be seated is disposed, and a steering support member extending in the vehicle width direction is provided behind the dash panel. The steering support member is steered to the front end part with respect to the steering support member. A steering support structure for a vehicle that supports a steering shaft to which a steering wheel is attached at the rear end while a device is connected The steering wheel is disposed to be inclined forward by a predetermined angle from vertical in a vehicle side view so as to face the shoulder of the occupant, and the steering shaft is disposed above the steering support member. The first steering shaft capable of secondary collapsible movement, the second steering wheel connected to the front end portion of the first steering shaft via a steering joint. A shaft, and a third steering shaft connected to the front end portion of the second steering shaft via another steering joint, and connects between the front end of the first steering shaft and the second steering shaft. The steering joint is Located above and forward with respect grayed support member is achieved in arrangement of the steering shaft is Ru angularly adjustably supported in vertical direction.

An embodiment of the present invention will be described in detail with reference to the drawings.
The drawings show a steering support structure of a vehicle. In FIGS. 1, 2 and 3, a driver's seat 1 is provided as a seat on which an occupant A is seated. The driver's seat 1 includes a seat cushion 2, a seat back 3, and a headrest.

A dash lower panel 6 is provided at the front of the vehicle compartment 5 where the driver's seat 1 is disposed. The dash lower panel 6 divides the engine room 7 and the vehicle compartment 5 in the front-rear direction.
A cowl box 8 having a closed cross-sectional structure extending in the vehicle width direction is attached to the upper portion of the dash lower panel 6 described above. The cowl box 8 is a vehicle body rigid member in which a cowl panel 9 and a dash upper panel 10 are joined to form a cowl closed section 11 extending in the vehicle width direction.

A floor panel 12 is joined to the lower portion of the above-described dash lower panel 6 to join a floor panel 12 extending substantially horizontally rearward.
Further, a steering support member 13 as a vehicle body rigid member extending in the vehicle width direction is provided behind the dash lower panel 6 described above.

A steering shaft 14 is supported on the steering support member 13 described above, and the steering shaft 14 includes the following members.
That is, as shown in FIG. 3, a first steering shaft 18 comprising an outer shaft 16 and an inner shaft 17 disposed in the steering column 15 and capable of secondary collapsible movement, and a front end of the first steering shaft 18 And a second steering shaft 20 (intermediate shaft) connected to a part via a universal joint 19 as a steering joint, and a front end part of the second steering shaft 20 via a universal joint 21 as a steering joint. And the 3rd steering shaft 24 (pinion shaft) which has the outer shaft 22 and the inner shaft 23 is provided.

  Then, the inner shaft 23 of the third steering shaft 24 is extended forward from the opening 6a of the dash lower panel 6, and the worm 25 at the extended end is engaged with the sector or the rack to form a steering gear. A tie rod is connected to both the left and right sides of the steering gear to constitute a steering device 26 for steering the left and right front wheels.

Further , a steering wheel 27 is attached to the rear end portion of the outer shaft 16 in the first steering shaft 18 described above, and this steering wheel 27 faces the shoulder portion of the occupant A so that it faces the front of the occupant A as shown in FIG. To face).

In this embodiment , the steering wheel 27 described above is inclined forward by an angle θa (for example, about 10 degrees) with respect to the vertical line 28. In addition, the first and second steering shafts 18 and 20 are disposed above the steering support member 13, and the steering shaft 14 is attached to the steering support member 13.

Thus, by directly facing arrangement of the steering wheel 27 to the shoulder portion of the occupant A, as shown in FIG. 1, the hand and the shoulder of the occupant A gripping the upper portion of the steering wheel 27 during operation of the steering wheel 27 And the distance between the hand and shoulder of the occupant A holding the lower portion of the steering wheel 27 are small, and as a result, the operability of the steering wheel 27 is improved, A feeling of fatigue can be reduced, and an adjustment allowance when adjusting the steering wheel 27 in the front-rear direction of the vehicle according to the difference in the physique of the occupant A can be increased.

  FIG. 4 shows a configuration of a steering mounting bracket 30 that fixes the steering shaft 14 and the steering support member 13. The steering mounting bracket 30 allows the steering shaft 14 to tilt (see tilt, arrow a) and telescopic in FIG. 3. (Refer to telescopic, arrow b) so that the position can be adjusted.

  The above-described steering mounting bracket 30 is joined to a pair of left and right support brackets 31 and 31 having a gate shape in cross section, which are welded and fixed to the steering support member 13 at both the left and right portions separating the steering column 15, and the left and right portions of the steering column 15. A pair of left and right brackets 33 having a long hole 32 that is fixed and extends in the front-rear direction of the vehicle, and is joined and fixed to the front portion of the steering column 15 and has a size that does not interfere with the universal joint 19 and in the front-rear direction of the vehicle. It is formed in an L shape so as to extend between the bracket-shaped bracket 35 having a long hole 34 extending and the rear portion of the support bracket 31 having the above-mentioned cross-sectional gate shape and the bracket 33. A long hole 36 extending in the direction is formed, and a nut on the side corresponding to the support bracket 31 is formed. 7 is welded and fixed so that it extends between the pair of left and right mounting brackets 39 fastened and fixed from below the support bracket 31 using bolts 38 and the front portion of the support bracket 31 and the U-shaped bracket 35. A pair of left and right mounting brackets 41, which are formed in an L-shape and are fastened and fixed with bolts (not shown) from below the support bracket 31, with a nut 40 welded to the side corresponding to the support bracket 31. And.

  And the pin 42 is provided in the side corresponding to the long hole 34 of the mounting bracket 41 located in the front side, and while this pin 42 is inserted in the long hole 34 in the U-shaped bracket 35, the mounting bracket located in the rear side 39 is provided with a shaft member 43 that integrally penetrates the long hole 36 in the vertical direction and the long hole 32 in the front-rear direction of the bracket 33, and a nut 44 that welds and fixes the shaft member 43 to one mounting bracket 39; Tightening and loosening operations are possible with an adjustment lever 45 that is integrally connected to the other end of the shaft member 43.

  With this configuration, after the shaft member 43 is loosened via the lever 45, the steering shaft 14 can be tilted and adjusted along the long hole 36 in the vertical direction, and along the long holes 32 and 34 in the front and rear direction. The vehicle can be adjusted to expand and contract in the longitudinal direction of the vehicle, and after adjusting both the tilt and telescopic positions, the shaft member 43 is tightened to position the steering shaft 14 and the steering wheel 27 at desired positions according to the physique of the occupant A. Can be adjusted.

  4, the illustration is omitted for the sake of convenience of illustration, but as shown in FIG. 3, a U as an impact absorbing member is provided between the left and right support brackets 31, 31 and the front and rear mounting brackets 41, 39. Each character plate 46 is interposed.

  As shown in FIG. 4, the serviceability of the steering shaft 14 can be ensured by the structure in which the steering mounting bracket 30 is fastened and fixed to both the steering support member 13 and the steering column 14 as well as the steering column 15 by fastening from below. .

Further, as shown in FIG. 2, one predetermined portion of the steering column 15 described above, which is surrounded by the column cover 47, the front end inclined portion 31a of the support bracket 31 (see FIG. 4) and the dash upper panel 10 in the cowl box 8 A steering support bracket 48 is provided between them.

As shown in FIGS. 2 and 5, an instrument panel 49 is provided above the steering shaft 14, and a meter unit 50 as a part of the instrument panel 49 is configured to be detachable. .
The meter unit 50 described above includes a meter main body 51, a meter cover 52, and a meter hood 53, and the meter cover 52 and the meter hood 53 are integrally connected by a connecting member 54.

As shown in FIGS. 2 and 5 , the meter unit 50 is configured to be position-adjustable in conjunction with the steering column 15 in the steering shaft 14.
That is, one meter support portion upper 55 is provided on the upper front side of the meter body 51, and two meter support portion lowers 56 and 56 (only one is shown in the drawing) are provided on the lower front portion. .

Further, the steering column 15, and one meter support bracket 57 as a center bracket extending upward from the steering column 15, two meter support bracket as side brackets extending to the left and right sides from the steering column 15 58 (However, only one of them is shown in the drawing).

  Further, the meter support portion upper 55 is provided with a pin 59 protruding upward or integrally, and the meter support bracket 57 is formed with a pin hole 60 into which the pin 59 is inserted.

Further, a nut 61 is fixed to the meter support bracket 58 by welding in advance, and a bolt 62 is fastened to the nut 61 from below to fix both the nuts 58 and 26.
When the meter unit 50 is attached to the meter support brackets 57 and 58, the pin 59 of the upper meter support unit upper 55 is inserted into the pin hole 60 of the meter support bracket 57, and then the meter support unit lower is mounted from below. When the bolt 62 is fastened and fixed to the nut 61 of the meter support bracket 58 via 56, the meter portion 50 can be attached.

When removing the meter unit 50 described above, after removing the column cover 47 (see FIG. 2) , the bolt 62 is removed downward, the pin 59 is removed downward, and then the meter hood 53, meter body 51, meter When the cover 52 is integrally pulled out toward the vehicle rear side (in the direction of arrow c in FIG. 5), the meter unit 50 can be detached from the steering column 15 and the instrument panel 49.

Thus, since the interlocking and the steering shaft 14 and the meter unit 50, the arrangement of the steering wheel 27, it is possible to achieve both securing the meter visibility, also possible to remove the whole of the instrument panel 49 If only the meter unit 50 is removed, the steering shaft 14 can be removed, so that maintenance and serviceability can be improved. When the steering shaft 14 is removed, the meshing of the steering gear is once released, and the bolt 38 shown in FIG. 4 is extracted downward, and then the steering shaft 14 is extracted in the direction of arrow d in FIG.

2, 6, 7, and supports the brake pedal 71 pivotably in a pedal support bracket 70 provided near the rear of the dash lower panel 6. A valve operating rod 72 (shown in phantom for convenience in the drawing) is connected to the brake pedal 71, and when the road surface 71a of the brake pedal 71 is depressed, the engine room 7 side is connected via the valve operating rod 72. The brake booster 73 provided in the is operated.

The brake booster 73 described above includes a master cylinder 74 and a fluid reservoir 75, and the main body of the apparatus is attached to the front surface of the dash lower panel 6.
As shown in FIGS. 2, 6, 7, and 8, the pedal support bracket 70 described above includes a front plate 77 having an opening 76 for leading the valve operating rod 72 toward the brake pedal 71, and left and right side plates. and 78 and 79, a top plate 80 and back plate 81 connecting the side plates 78 and 79 of the left and right combines integrally, as shown in FIG. 8, the back plate 81 of the pedal support bracket 70 A bent portion 81a is integrally formed, and a hook member 82 having an L-shape in side view is attached to the bent portion 81a.

The hook member 82 is provided with a hook portion 82a of the hook at its front end, Fig. 2, 6, 7, 8, the outer shaft 22 of the hook portion 82a of the third steering shaft 24 The steering shaft 14 is rearwardly deformed into a substantially square shape (see FIG. 13) by engaging with the outer shaft 22 at the time of a frontal collision of the vehicle. It is an operation member drawn in.

  Here, a locking ring 83 is attached near the lower side of the hook portion 82a of the outer shaft 22 in order to ensure that the steering shaft 14 is pulled in by the hook member 82.

Further, between the left and right side plates 78 and 79 in the pedal support bracket 70 above 6, it extends through fix the shaft member 84 as shown in FIG.
Moreover, a pedal control bracket 85 (see FIG. 9) is disposed on the upper rear portion of the pedal support bracket 70, and a backup bracket is provided between the pedal control bracket 85 and the steering support member 13. 86, and the brackets 85 and 86 (both rigid members) are configured so that their positions remain unchanged even during a frontal collision of the vehicle.

  As shown in FIGS. 2, 6, 7, and 9, a pair of left and right guide pieces 85 a and 85 a that are inclined to the front and rear are integrally formed on the lower surface side of the pedal control bracket 85. When the dash lower panel 6 and the pedal support bracket 70 move backward during a frontal collision, the shaft member 84 of the pedal support bracket 70 is guided by the lower surfaces of the guide pieces 85a and 85a, and the pedal support bracket 70 is shown in FIG. 13, the brake pedal 71 is prevented from jumping in the direction of the foot of the occupant A, and the hook member 82 attached to the pedal support bracket 70 is moved in the direction of arrow e in FIG. As shown in FIG. 2, the steering shaft 14 is retracted so as to be deformed backward in a substantially square shape with the universal joints 19 and 21 as bending fulcrums. It is sea urchin configuration.

The second steering shaft 20 described above, as shown in FIG. 10, is constituted by a plurality of shafts of the outer shaft 20A and the inner shaft 20B connected on top of each other, the steering force by the steering wheel 27 (rotational force) Universal It is configured to transmit to the third steering shaft 24 via the joint 19, the inner shaft 20B, the outer shaft 20A, and the universal joint 21, and the outer shaft 20A and the inner shaft 20B are pivoted as shown in FIG. The two shafts 20A and 20B are configured to be extended or separated by relative movement in the core line direction.

A specific cross-sectional structure for transmitting the rotational force in the second steering shaft 20 and making the relative movement in the axial direction is as shown in FIGS.
In the structure shown in FIG. 11A, protrusions extending radially at an opening angle of 60 degrees on the circumference are formed on the inner shaft 20B, and recesses corresponding to these protrusions are formed on the outer shaft 20A. is there. In the structure shown in FIG. 11B, both the outer shaft 20A and the inner shaft 20B are formed in a square frame shape. In the structure shown in FIG. 11C, the inner shaft 20B is formed in the shape of a spline shaft, and the outer shaft 20A is formed with a spline hole. It is possible to obtain a configuration in which both shafts 20A and 20B extend or separate by relative movement in the axial direction.

The universal joints 19 and 21 shown in FIG. 10 include yoke members 87 and 88 and a cross member 89 for connecting the yoke members 87 and 88. In the figure, arrow F indicates the front of the vehicle, and arrow R indicates the rear of the vehicle.

The effect | action of the steering support structure of the vehicle comprised in this way is explained in full detail below.
As shown in FIGS. 3 and 4, the steering column 15 in the steering shaft 14 can be adjusted in the telescopic direction (in the direction of arrow b in FIG. 3) along the long holes 32 and 34 extending in the longitudinal direction of the vehicle. It can be adjusted in the tilt direction (in the direction of arrow a in FIG. 3) along the elongated holes 36, 36 extending in the vertical direction. At this time, the meter unit 50 is connected to the above-described steering column 15 and this steering column 15 Because it is linked to the meter, meter visibility is ensured.

  Further, since the steering force of the steering wheel 27 is transmitted to the left and right front wheels via the first steering shaft 18, the second steering shaft 20, the third steering shaft 24 and the steering device 26, these front wheels can be steered. .

Further, at the time of frontal collision of the vehicle, as shown in FIG. 13 from the normal state of Figure 2, although the dash lower panel 6 and pedal support bracket 70 moves backward, when the shaft member 84 of the pedal supporting bracket 70 is pedal control Since it is guided by the lower surfaces of the guide pieces 85a and 85a of the bracket 85, the pedal support bracket 70 can be prevented from buckling as shown in FIG. 13, and the brake pedal 71 can be prevented from jumping up toward the foot of the occupant A. Moreover, the hook member 82 attached to the pedal support bracket 70 moves in the direction of arrow e in FIG. 8 (moves backward by a predetermined amount and then linearly moves obliquely downward and rearward), as shown in FIG. The steering shaft 14 is retracted through the universal joints 19 and 21 so as to be deformed rearward in a substantially square shape. In this case, as shown in FIG. 13, the second steering shaft 20 move relatively to the outer shaft 20A and the inner shaft 20B the axial core direction, the shafts 20A, 20B is extended to separate.

Further , when the occupant A behaves forward after deployment of an airbag (not shown) provided on the steering wheel 27, the U-shaped plate 46 extends forward of the vehicle as shown in FIG. It moves forward by a predetermined amount along the longitudinal holes 32, 34 in the front-rear direction, and further, the outer shaft 16 and the inner shaft 17 in the first steering shaft 18 move relative to each other so as to shorten in the axial direction, The steering wheel 27 is moved from the imaginary line α position in FIGS. 12 and 13 to the solid line β position in the figure (secondary collapsible movement). Note that the position P1 of the cross member 87 (see FIG. 10) of the universal joint 19 shown in FIGS. 3 and 12 is maintained at a fixed position so as to remain unchanged before or after the collision.

Figure 14 shows another embodiment of a steering support structure of the vehicle, in the preceding embodiment shown in FIG. 2, and a pedal control bracket 85 and the backup bracket 86 provided on the rear portion of the pedal support bracket 70, both of them 85 , 86 are configured so as not to change the position. However, in this embodiment shown in FIG. 14, a pedal control bracket 90 in which both the brackets 85, 86 are integrally formed is provided, and the rear end portion of the pedal control bracket 90 is steering-supported. The bracket 90 is fixed to the member 13 by welding, and the position of the bracket 90 is not changed. A front-rear and lower-low guide piece 90a is integrally formed at the front lower portion of the pedal control bracket 90, and the guide piece 90a is used as a shaft. It is configured to guide the member 84 (see the previous figure).

  Even if configured in this manner, the same operations and effects as in the previous embodiment can be obtained. Therefore, in FIG. 14, the same parts as those in FIG.

  Thus, the vehicle steering support structure of the above embodiment is provided with the dash lower panel 6 at the front portion in the passenger compartment 5 where the driver's seat 1 on which the occupant A is seated is disposed, and the rear of the dash lower panel 6. Is provided with a steering support member 13 extending in the vehicle width direction. A steering device 26 is connected to the front end portion of the steering support member 13 while a steering wheel 27 is attached to the rear end portion. In the vehicle steering support structure described above, the steering wheel 27 is disposed to face the shoulder of the occupant A, and the steering shaft 14 is disposed above the steering support member 13 to It is attached to the steering support member 13.

  According to this configuration, since the steering wheel 27 is disposed so as to face the shoulder of the occupant A, the distance between the hand and the shoulder of the occupant A who grips the upper portion of the steering wheel 27 when the steering wheel 27 is operated. The difference between the distance between the hand and shoulder of the occupant A holding the lower portion of the steering wheel 27 is small, the operability of the steering wheel 27 is improved, and the occupant A can feel less tired, Further, the above-described facing arrangement of the steering wheel 27 allows a large adjustment allowance when the steering wheel 27 is adjusted in the longitudinal direction of the vehicle according to the difference in the physique of the occupant A. In short, with the above-described configuration, the arrangement of the steering wheel 27 that can reduce the feeling of fatigue can be established.

The steering shaft 14 is provided so that the position thereof can be adjusted, and a meter portion 50 capable of adjusting the position in conjunction with the steering shaft 14 is provided.
The position adjustment of the steering shaft 14 can be adjusted to both tilt (tilt) and telescopic (telescopic).

  According to this configuration, since the steering shaft 14 and the meter unit 50 are interlocked with each other, it is possible to achieve both the arrangement of the steering wheel 27 and the securing of meter visibility.

  Further, a steering mounting bracket 30 for fixing the steering shaft 14 and the steering support member 13 is provided, and the steering mounting bracket 30 fastens and fixes both the members 14 and 13 by fastening from below.

  According to this structure, since both (the steering shaft 14 and the steering support member 13) are fastened and fixed by the steering mounting bracket 30 by a fastening structure from below, the serviceability of the steering shaft 14 can be ensured.

  In addition, an instrument panel 49 is provided above the steering shaft 14, and a part of the instrument panel 49 (see the meter unit 50) is configured to be detachable. The steering shaft 14 can be removed by removing the part 50).

  According to this configuration, the steering shaft 14 can be removed by removing only a part (see the meter unit 50) without removing the entire instrument panel 49, thereby improving maintenance and serviceability. be able to.

  A part of the instrument panel 49 is set in the meter unit 50.

  According to this configuration, if only the meter unit 50 is removed without removing the entire instrument panel 49, the steering shaft 14 can be removed, so that maintenance and serviceability can be improved. Due to the detachable structure of the portion 50, the instrument panel peripheral structure can be simplified, and further, an unnecessary divided portion is not formed, so that the appearance does not deteriorate.

Further, the meter section 50 is configured such that a meter main body 51 and a meter hood 53 are integrally attached.
According to this configuration, the meter main body 51 and the meter hood 53 can be attached and detached at the same time, so that maintenance and serviceability can be further improved.

In the correspondence between the configuration of the present invention and the above-described embodiment,
The seat of this invention corresponds to the driver's seat 1 of the embodiment,
Similarly,
The dash lower panel corresponds to the dash lower panel 6,
A part of the detachable instrument panel corresponds to the meter unit 50,
The present invention is not limited to the configuration of the above-described embodiment.

The side view which shows the facing structure with respect to the passenger | crew shoulder part of a steering wheel. The side view which shows the steering support structure of the vehicle of this invention. Schematic which shows a steering support structure. The perspective view which shows the column support structure by a steering attachment bracket. The enlarged side view which shows the interlocking structure of a meter part. The top view of the principal part which shows a steering support structure. The front view of the principal part of FIG. The disassembled perspective view which shows the drawing-in structure of a steering shaft. The perspective view which shows the attachment structure of a pedal control bracket and a bracket. Sectional drawing of a 2nd steering shaft. Sectional drawing which shows the expansion | extension thru | or separable structure of a 2nd steering shaft. Schematic explaining the behavior at the time of a vehicle collision. The side view which shows the retracted state of the steering shaft at the time of a vehicle collision. The side view which shows the other Example of the steering support structure of a vehicle. The side view which shows schematically the steering support structure of the conventional vehicle.

1 ... Driver's seat
5. Car compartment 6. Dash lower panel (dash panel)
13 ... Steering support member 14 ... Steering shaft
18 ... 1st steering shaft
19, 21 ... Universal joint (steering joint)
20 ... Intermediate shaft (second steering shaft)
24 ... 3rd steering shaft 26 ... Steering device 27 ... Steering wheel 30 ... Steering mounting bracket 49 ... Instrument panel 50 ... Meter part (a part of instrument panel)
51 ... Meter body 53 ... Meter hood

Claims (6)

A dash panel is provided in the front part of the passenger compartment where a seat on which an occupant is seated,
A steering support member extending in the vehicle width direction is provided behind the dash panel,
A steering support structure for a vehicle that supports a steering shaft to which a steering device is connected to a front end portion and a steering wheel is attached to a rear end portion with respect to the steering support member,
The steering wheel, is disposed with a predetermined angle inclined forward from the vertical as viewed from the side of the vehicle so as to directly face toward the shoulder portion of the occupant Rutotomoni,
The steering shaft is disposed over the steering support member and attached to the steering support member .
A first steering shaft capable of secondary collapsible movement; a second steering shaft connected to a front end portion of the first steering shaft via a steering joint; and a front end portion of the second steering shaft; A third steering shaft connected via another steering joint,
A steering joint connecting the front end of the first steering shaft and the second steering shaft;
Located above and forward of the steering support member,
A steering support structure for a vehicle, wherein the steering shaft is supported so that the angle can be adjusted in the vertical direction . 2. The steering support structure for a vehicle according to claim 1, wherein the steering shaft is provided so that the position thereof can be adjusted, and a meter portion capable of adjusting the position in conjunction with the steering shaft is provided. A steering mounting bracket for fixing between the steering shaft and the steering support member;
The steering support structure for a vehicle according to claim 1 or 2, wherein the steering mounting bracket is fastened and fixed by fastening from below. An instrument panel is provided above the steering shaft, and a part of the instrument panel is configured to be removable, and the steering shaft is configured to be removable by removing the part of the instrument panel. Item 4. The vehicle steering support structure according to Item 3. The vehicle steering support structure according to claim 4, wherein a part of the instrument panel is set in a meter portion. 6. The vehicle steering support structure according to claim 5, wherein the meter portion is integrally attached with a meter body and a meter hood.

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