JPH0649486Y2 - Vehicle steering support structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention relates to a steering support structure for a vehicle.

(Prior Art) In some vehicle steering structures, a steering support frame extending in the vehicle width direction is provided and the steering support frame is connected to a hinge pillar. (See Japanese Utility Model Publication No. 58-4667). This type of structure is a structure mainly used to suppress the amount of steering backward movement at the time of a collision.

However, in the conventional type, since the steering is supported by one frame, the frame itself must be made thick enough and the hinge pillars must be sufficiently suppressed to sufficiently suppress the backward movement of the steering at the time of a collision. It is necessary to make the strength and rigidity of the connecting portion with and sufficient, and naturally there is a limit.

Therefore, an object of the present invention is to provide a steering support structure for a vehicle in which the amount of steering backward movement at a higher level is suppressed.

(Means and Actions for Solving Problems) In order to achieve the above object, in the present invention, a steering support frame for supporting a steering extends in the vehicle width direction, and both ends in the vehicle width direction are connected to a vehicle body. In the vehicle steering support structure described above, a sub-frame is provided above the steering support frame in an obliquely forward direction, and both end portions in the vehicle width direction of the sub-frame are connected to a vehicle body constituent member and a vehicle width. On the inner side in the direction, the display device is connected to the steering support frame via a connecting member, and the display device is supported between the sub frame and the steering support frame between the sub frame and the steering support frame. Yes, it is configured.

With the above configuration, the load applied to the steering support frame at the time of collision of the vehicle is dispersed to the sub frame via the connecting member, and further, is distributed from the sub frame to the vehicle body.

In addition, the subframe, the steering support frame, the connecting member, and the like form a frame body having high strength as a whole,
With respect to them, the display device is supported, and even if the display object is a heavy object, it can be reliably supported, and moreover, the arrangement relationship between the sub frame and the steering support frame is
Since the sub-frame is arranged diagonally forward above the steering support frame, when the display device is supported with respect to the sub-frame and the steering support frame, the display surface of the display device is automatically changed by the driver or the like. Since it can be directed in the direction of the line of sight, the work of mounting and adjusting the display device can be facilitated.

Embodiment An embodiment of the present invention will be described below with reference to the accompanying drawings.

1 to 3, reference numeral 10 denotes a frame arranged in an instrument panel, the frame 10 has a steering support frame 12, and the steering support frame 12 is composed of a hollow pipe. The bracket 14 is fixed to the driver's seat side (right side in this embodiment), and the steering 16 is attached to the bracket 14 (see FIG. 2).

Above the steering support frame 12, an upper sub-frame 18 is disposed obliquely in front of the steering support frame 12, and the upper sub-frame 18 is composed of a hollow pipe like the steering support frame 12 and supports the steering support. The frame 12 is extended in the vehicle width direction at a distance. Four stays 20 extending vertically are provided between the upper sub-frame 18 and the steering support frame 12, the upper end of the stay 20 is welded to the upper sub-frame 18, and the lower end is welded to the steering support frame 12. There is. The upper sub-frame 18 is also welded with three support plates 22 extending forward in the center and left and right thereof, and the support plates 22 are
The mounting portion 22a is formed by bending the front end portion upward, and the mounting portion 22a is provided with a bolt hole 22b so that the mounting portion 22a can be mounted on the vehicle body using the bolt 24.

A lower sub-frame 26 is disposed below the steering support frame 12, and the lower sub-frame 26 is also made of a hollow pipe like the upper sub-frame 18 and the like, and extends in the vehicle width direction. . The lower subframe 26 includes a lower right subframe 26a and a lower left subframe 26b arranged in series.
The left and right lower sub-frames 26a, 26b are spaced apart from each other, and their inner ends are welded to the standing plate 28. The upright plate 28 has an upper end welded to the steering support frame 12, and a lower end provided with a bolt hole 28a so that the upright plate 28 can be attached to the vehicle body using a bolt 30. On the other hand, the outer end of the lower sub-frame 26 is welded to the side plate 31 together with the outer ends of the steering support frame 12 and the upper sub-frame 18, and the side plate 31 has a bolt hole 31a.
The side plate 31 is attached to the vehicle body by using the bolt 32. That is, the side plate 31 is attached to the hinge pillar A, the standing plate 28 is attached to the tunnel portion C of the floor B, and the support plate 22 is attached to the cowl inner D.

The frame 10 having such a structure is a frame for supporting the steering as a whole, and the instruments 36
Also, it serves as a bracket of the instrument panel 38.

That is, the space sandwiched between the steering support frame 12 and the upper sub-frame 18 serves as a storage space for the instruments 34 and 36, and the instrument 34 including a speedometer and the television 36 include the upper sub-frame 18 and the stay 20. It is designed to be assembled using bolts 40. Therefore, a heavy object such as the television 36 is firmly held.

As shown in FIG. 4, the instrument panel 38 has a divided structure of an upper instrument panel 42 and a lower instrument panel 44, and instrumentation is provided between the upper instrument panel 42 and the lower instrument panel 44. A transparent opening 46 such as 34 is formed (see FIGS. 2 and 3), and a hood 48 is detachably attached to the upper instrument panel 42 by using a screw 50.

The lower instrument panel 44 of such an instrument panel 38 is fixed to the steering support frame 12 and the lower sub-frame 26 by using the screws 52. As shown in FIGS. 2 and 3, the lower instrument panel 44 is provided with a cover portion 44a for covering the instruments 34 and 46 at the front end portion thereof, and the upper end of the cover portion 44a has an upper sub-frame 1
Carried on 8. Of the cover parts 44a, those corresponding to the instrument 34 have a service hole 44c opened at the rear end,
The meter cable I and the harness H are connected to the meter 34 through the service hole 44c. On the other hand, the cover portion 44a corresponding to the television 36 covers the upper surface of the television 36 (see FIG. 3), and the rear end portion of the television 36 penetrates the opening 44b formed in the cover portion 44a. Therefore, the arrangement of the television 36 having a long depth is not hindered. On the other hand, in the upper instrument panel 42, the engaging rod 42a provided at the front end thereof is fitted into the fitting hole 54 of the cowl inner D, and the clip 42b provided at the rear end portion of the upper instrument panel 42 is attached to the upper subframe. By fitting it in 18, it is detachably assembled.

A heater unit 60 is arranged in the center of the space surrounded by the instrument panel 38, and
A defroster duct 62 extending upward is provided on the 60, and is communicated with a defroster nozzle 64 via the duct 62, and the defroster nozzle 64 is bolted to the upper instrument panel 42.

The duct 62 is formed by stacking an upper duct 66 and a lower duct 68, the upper duct 66 is formed integrally with the defroster nozzle 64, and the lower duct 68 is formed integrally with the heater unit 60. . That is, the lower duct
A flange 68a is provided at the open end of the 68, and a sealing surface is formed by the flange 68a. On the other hand, a flange 66a is also provided at the open end of the upper duct 66, and a sealing surface is formed by this flange 66a. By applying the upper duct 66 to the lower duct 68 from above, the duct 62a is formed.
Are formed. Reference numeral 70 is a sealing material made of urethane, and reference numeral 72 is a tunnel portion formed in the upper duct 66. Of the above-mentioned support plates 22, the one located at the center of the upper subframe 18 is inside the tunnel portion 72. Is located in.

That is, like the other support plates 22, the support plate 22 is necessary to reduce the vibration in the front-rear direction of the sub-frame by being connected to the cowl inner D, but the tunnel portion 72 connects the support plate 22 to the duct 66. The support plate 22 is provided so that the support plate 22 can be connected to the cowl inner D after that without penetrating.

The tunnel portion 72 is opened at the front and rear and the lower end of the upper duct 66, and two doors 74 are provided at the lower end opening 72a so as to face each other.

The door 74 is formed integrally with the flange 66a, and the groove 76 extending in the front-rear direction allows the door to be opened and closed. That is, the door 74 is swingable around the groove 76, and due to the elastic deformation of the material (plastic),
It is biased in the closing direction. The door 74 forms the sealing surface of the tunnel portion 72, and a bridge 78 extending in the front-rear direction is provided at the opening of the lower duct 68 corresponding to the door 74, and a sealing material (urethane) 70 is provided on the bridge 78. Is stuck. As a result, when the upper instrument panel 42 with the defroster nozzle 64 attached is attached to the body, the door 74 is a support plate.
It is automatically opened by 22 and, after the upper instrument panel is assembled, the door 74 is closed, and the tunnel 74 is automatically sealed by the door 74. In other words, the support plate 22 automatically makes the tunnel portion by simply applying the upper duct 66 to the lower duct 68 from above.
It is accommodated in 72, and the sealing of the tunnel portion 72 is done by the upper duct 66 and the lower duct 68 with less assembly error in a self-completed manner. Therefore, the width of the bridge 78 that partially closes the passage in the duct 62 can be made the minimum necessary width, and the passage resistance of the duct 62 can be suppressed to the minimum necessary.

Assembling order of the frame 10, the instrument panel 38, etc. is as follows.
Assemble the lower instrument panel 44 to 10, and then
The instruments 34 and 36 are assembled to the frame 10 assembled to the vehicle body, and the upper instrument panel 52 is finally assembled. Of course, the instruments 34 and 36 may be assembled before the frame 10 is assembled to the vehicle body.

The drawings from FIG. 7 onward show the second embodiment, and the same elements as those of the first embodiment are designated by the same reference numerals to omit the description thereof, and the characteristic parts of this embodiment will be described below. I will add a description.

In this embodiment, as shown in FIG. 7, a reinforcing plate 90 is provided on the frame 10, and the reinforcing plate 90 is joined to the steering support frame 12 and the upper and lower sub-frames 18 and 26, and these three members 12 are joined together. , 18, 26 are connected. As a result, the frames 12, 18, and 26 are connected to each other and complement each other. Of course, instead of the reinforcing plate 90, the sides of a triangle having the frames 12, 18, and 26 as vertices may be connected by stays. Further, in this embodiment, as shown in FIG. 9, a reinforcing plate 92 extending in the vehicle width direction is provided at a corner portion sandwiched by the cowl inner D and the cowl outer E to form a closed cross section 94. By 94, the support rigidity of the windshield 96 is increased. In this case, the supporting plate 22 of the frame 10 forms the cowl inner D which forms a part of the closed cross section 94.
It may be bolted directly to.

(Effect of the Invention) As is apparent from the above-described embodiments, according to the present invention, the load applied to the steering support frame 12 is distributed to the vehicle body from the sub-frame, so that the backward movement of the steering wheel at the time of a collision can be made higher. Can be suppressed with.

Further, not only can the display object be supported with a heavy weight, but also when the display device is supported with respect to the sub-frame and the steering support frame, the display surface of the display device automatically changes to the line-of-sight direction of the driving vehicle. Since it is suitable for the display device, it is possible to facilitate the work of adjusting the mounting of the display device.

[Brief description of drawings]

1 to 6 show a first embodiment, FIG. 1 is an overall structural view of a frame provided in a front portion of a vehicle compartment, and FIG. 2 is a sectional view taken along line II-II shown in FIG. 3 is a sectional view taken along line III-III shown in FIG. 1, FIG. 4 is an exploded perspective view of an instrument panel, FIG. 5 is an exploded view of a defroster duct, and FIG. 6 is VI-VI shown in FIG. FIG. 7 to 9 show the second embodiment, FIG. 7 is an overall structural view of the frame, FIG. 8 is a sectional view taken along line VIII-VIII shown in FIG. 7, and FIG. 9 shows a cowl portion. FIG. 4 is a sectional view corresponding to FIG. 3; 10: Frame 12: Steering support frame 14: Bracket 16: Steering 18: Upper subframe 20: Stay 22: Support plate 30: Side plate 34: Instrument 36: TV

Claims (1)

[Scope of utility model registration request] 1. A steering support structure for a vehicle, wherein a steering support frame for supporting a steering extends in the vehicle width direction, and both vehicle width direction ends thereof are connected to a vehicle body. Above the steering support frame, diagonally forward, A sub-frame is provided, and both ends of the sub-frame in the vehicle width direction are connected to a vehicle body constituent member, and on the inner side in the vehicle width direction, the sub-frame is connected to the steering support frame via a connecting member. A steering support structure for a vehicle, wherein a display device is supported between the frame and the steering support frame between the sub-frame and the steering support frame.