JP2004075007A - Side trim fitting structure - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To secure the fitting rigidity of a side trim without preparing any large bracket when a damper is disposed between the side trim and a vehicle body side wall. <P>SOLUTION: An upper portion (60) of a suspension damper (30) disposed closer to a cabin side than vehicle body side walls (20 and 24) is disposed between the vehicle body side wall (20) and a side trim (100). On the upper portion (60) of the suspension damper, a bracket (73) is provided on a side surface on the cabin side thereof, and the bracket (73) is connected to the vehicle body side walls (20 and 24) via a first gusset member (71) to constitute a part of a suspension supporting structure to support the suspension damper (30). A hole (90) which is a fitting part to fit the side trim (100) is formed in the bracket (73), and the side trim (100) is fixed by inserting a fastener (101) in the hole (90). <P>COPYRIGHT: (C)2004,JPO

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to an automobile, and more particularly, to a side trim mounting structure used for an interior of an automobile.
[0002]
[Prior art]
As disclosed in Japanese Patent Application Laid-Open No. 4-349049, a side trim is attached to a vehicle body side wall, and the side trim is generally fixed to the vehicle body side wall via a bracket. This mounting structure is effective for mounting the side trim adjacent to the vehicle body side wall.
[0003]
[Problems to be solved by the invention]
However, in the rear part of the vehicle body where the side trim and the vehicle body side wall are largely separated by the damper, it is necessary to make a large bracket to secure the mounting rigidity of the side trim, which reduces cost and weight. It is disadvantageous in point.
[0004]
Therefore, an object of the present invention is to provide a side trim mounting structure that can secure the mounting rigidity of the side trim without preparing a large-sized bracket when a damper is arranged between the side trim and the vehicle body side wall. It is in.
[0005]
Another object of the present invention is to provide a side trim mounting structure capable of mounting a side trim by diverting a suspension support structure requiring high rigidity.
[0006]
It is a further object of the present invention to provide a side trim mounting structure capable of increasing the rigidity of a suspension support structure and mounting a side trim using the suspension support structure.
[0007]
[Means for Solving the Problems]
According to the present invention, such a technical problem
An upper portion (60) of a suspension damper (30) disposed closer to the passenger compartment than the vehicle body side walls (20, 24) is disposed between the vehicle body side wall (20) and the side trim (100);
A bracket (73) is connected to the upper side (60) of the suspension damper on the side surface on the vehicle interior side,
The bracket (73) is connected to the vehicle body side walls (20, 24) via a first gusset member (71) constituting a part of a suspension support structure supporting the suspension damper,
This is achieved by providing a side trim mounting structure, wherein a mounting portion (90) for mounting the side trim (100) is formed on the bracket (73).
[0008]
That is, according to the present invention, the bracket (73) on which the trim mounting portion (90) is formed substantially constitutes a suspension support structure. Since the suspension support structure is inherently highly rigid and is connected to the vehicle body side walls (20, 24) via gusset members (71) and the like, a bracket for attaching the trim (100) is provided. The mounting rigidity of the trim (100) disposed at a position away from the vehicle body side walls (20, 24) with the suspension damper (30) therebetween can be sufficiently ensured without the need to increase the size of the member.
[0009]
BEST MODE FOR CARRYING OUT THE INVENTION
In a preferred embodiment of the present invention, the gusset member (71) also has a suspension forming a closed cross section (CS7) above the wheel house inner (20) constituting the vehicle body side wall (20, 24). The suspension reinforcement (38) is connected to a package member (55) having a closed cross section (CS8) structure connecting the left and right vehicle body side walls to each other.
[0010]
According to this, the bracket (73) on which the trim mounting portion (90) is formed is not simply supported by the panel member, but is supported by a member having a closed section (CS8) structure, that is, a package member (55). Therefore, the support rigidity of the trim (100) can be further improved.
[0011]
Further, in a preferred embodiment of the present invention, the suspension support structure includes a pair of package junctions (35, 36) which are joined to the intermediate portion of the wheel house inner in the front-rear direction so as to be separated from each other. A second gusset (72) extending vertically from the first gusset (71) is joined to the pair of front and rear package junctions (35, 36), and the lower end of the second gusset (72) is the bracket. (73) and the first gusset (71).
[0012]
According to this configuration, the bracket (73) on which the trim mounting portion (90) is formed is connected between the pair of package junctions (35, 36) spaced apart in front and back and the pair of package junctions (35, 36) in front and back. The second gusset (72) supports not only in the horizontal direction and the front-back direction but also in the vertical direction, so that the support rigidity of the trim (100) can be further improved. More preferably, the upper end of the second gusset (72) is connected to the package member (55).
[0013]
In a preferred embodiment of the present invention, a vehicle-mounted component is fixed together with the side trim (100) to the trim mounting portion (90) of the bracket (73) by using the above-mentioned suspension support structure having a strong structure. Fixing means (105) for mounting is preferable.
[0014]
In a further preferred embodiment of the present invention, the side trim (100) has an opening (102), and the side trim (100) is provided with a part of the opening (102) on the back side thereof. A plate member (103) having a size to cover and having a higher rigidity than the side trim is fixed, and a belt member (105) constituting the fixing means includes the opening (102) and the plate member (103). Extends into the vehicle interior through the gap between them. According to this, the relatively large vehicle-mounted component can be fixed by interposing the plate member (103). A representative example of a vehicle-mounted component is a repair kid for tire repair.
[0015]
【Example】
Referring to FIGS. 1 and 2 showing a rear body structure of an automobile, a floor panel 1 constituting a floor surface of a vehicle compartment has a tunnel portion 2 extending in a vehicle front-rear direction at a central portion thereof. It has a pair of left and right side sills 3 having a closed cross section (CS1) structure extending in the vehicle front-rear direction along the edge.
[0016]
The rear end of the floor panel 1 is connected to a rear floor 6 constituting a floor surface of a luggage compartment 5 through a kick-up portion 4 having a closed cross section (CS2) structure which gradually rises toward the rear. 6 is located higher than the floor panel 1. The rear end of the rear floor 6 is joined to a rear end panel 7.
[0017]
A high-mount backbone frame or a tunnel reinforcement 10 extending along the tunnel portion 2 is provided on the top surface of the tunnel portion 2, and two closed cross sections CS3 extending in the vehicle longitudinal direction on both sides of the top surface of the tunnel portion 2. Is formed. The tunnel reinforcement 10 has a front end joined to a dash lower panel (not shown) and a rear end joined to the kick-up portion 4.
[0018]
A cross member 12 that forms a closed cross section CS4 extending in the vehicle width direction is disposed on the upper surface of the rear portion of the floor panel 1, and the cross member 12 is connected to the left and right side sills 3 across the central tunnel portion 2. It is connected to. The rear end of the side sill 3 is connected to a rear side frame 14 (FIG. 2) extending along both side edges of the rear floor 6, and the rear side frame 14 has a closed cross section (CS5) structure extending in the vehicle front-rear direction (FIG. 5) Further, the central portion in the longitudinal direction of the rear side frame 14 is connected by a rear cross member 15 constituting a closed cross section CS6 extending in the vehicle width direction (FIG. 2).
[0019]
For example, as can be seen from FIG. 3, the wheel house 22 surrounding the rear wheel 21 is formed by joining a wheel house inner 24 and a wheel house outer 25, and an outer portion of the wheel house 22 is formed by a rear pillar inner 20 and a wheel outer 22. 25 and a rear fender 27 located outside the rear fender reinforcement 26. Reference numeral 28 shown in FIGS. 3, 5 and the like indicates a rear window glass.
[0020]
As best understood from FIGS. 3 and 5, a suspension housing 31 for supporting a damper 30 of a rear suspension mechanism is formed outside the rear side frame 14 on the vehicle.
[0021]
The suspension housing 31 is joined to a suspension housing gusset 32 having a substantially arc shape in a plan view so as to surround the outer periphery of the skirt portion, and the suspension housing gusset 32 extends upward and is joined to the wheel house inner 24. Have been.
[0022]
The suspension housing gusset 32 is also joined to a pair of package junctions 35 and 36 which are spaced apart from each other, as can be understood from FIG. 4 and the like. Is provided, and the reinforcement 38 is joined to the front and rear package junctions 35 and 36.
[0023]
These elements constitute a suspension support structure, and the front and rear package junctions 35 and 36 are joined along a lower end edge thereof with a joining flange 35a (in FIG. 4, the joining flange of the rear package junction 36 is drawn on the drawing). The front and rear package junctions 35 and 36 are joined to the inner side surface of the wheel house inner 24 and the rear pillar inner 21 as the vehicle body side wall via these joint flanges 35a. The suspension housing reinforcement (connection member) 38 disposed between the front and rear package junctions 35 and 36 is joined to the front and rear package junctions 35 and 36.
[0024]
Referring to FIG. 4, a junction lower member 45 is disposed between the front and rear package junctions 35 and 36 at an intermediate portion in the vertical direction, and the junction lower member 45 is a package member (referred to as a reference numeral 55 later). A box-shaped recess for accommodating the damper 30 is provided above the suspension housing 31 by the elements 32, 35, and 38 and at the intermediate portion in the front-rear direction of the wheel house inner 24. Forming a suspension support structure having the same.
[0025]
Referring to FIG. 3, a junction upper member 40 located between the front and rear package junctions 35 and 36 is disposed at an upper end edge of the suspension housing reinforcement (connecting member) 38. , Reinforcement 38, package junctions 35 and 36, and rear pillar inner 21 respectively. The junction upper member 40 has an opening 41, through which the shoulder belt 44 for the rear seat is pulled out from the belt retractor 43 into the vehicle interior.
[0026]
That is, as can be understood from FIGS. 3, 5, and 9, the suspension housing reinforcement (connecting member) 38 located on the vehicle body inner side of the wheel house inner 24 and the rear pillar inner 20 that constitute the vehicle body side wall, The lower end is joined to the wheel house inner 24, and the upper end is joined to the outer end of the vehicle body of the junction upper member 40 extending horizontally, and the inner end of the junction upper member 40 in the vehicle body is Joined to the rear pillar inner 20, these elements form a closed cross section CS7 outside the wheel house inner 24 and the rear pillar inner 20.
[0027]
Referring to FIG. 1, a V-shaped brace 50 that is open upward is attached between package junction 35 and tunnel reinforcement 10 described above. Is connected to the rear end of the tunnel reinforcement 10 via a bracket 51. Thus, the load input to the tunnel portion 2 can be distributed to the left and right through the V-shaped brace 50 and transmitted to the left and right vehicle body side walls. The V-shaped brace 50 is located adjacent to the rear surface of the seat back 53a of the rear seat 53.
[0028]
A package member 55 having a closed cross-section (CS8) structure extending in the vehicle width direction is disposed adjacent to and behind the upper end of the seat back 53a of the rear seat 53 (FIG. 2). The package member 55 forms a part of the package tray 56. The package tray 56 extends rearward from the package member 55, and forms a closed cross section (CS9) structure extending in the vehicle width direction at the rear end. The member 57 is joined (FIG. 1), and the lower edge of the rear window glass 28 is supported by the member 57.
[0029]
The package tray 56 including the package member 55 is joined to the package junction 35, the junction lower member 45, and the like.
[0030]
The suspension mechanism including the damper 30 may employ, for example, a multi-link type rear suspension structure including an upper arm, a lower arm, and a knuckle (not shown).
[0031]
As shown in FIG. 3, the damper 30 has a cylindrical damper support 60, an upper spring seat 61 joined to a lower end of the damper support 60, and a lower spring seat 62 located below the damper support 60. A coil spring 63 is provided between the spring seats 61 and 62.
[0032]
The damper 30 is inserted with the damper support 60 upward through the opening 31 a of the suspension housing 31, and fastened with bolts, nuts and the like in a state where the upper spring seat 61 is in contact with the lower surface of the substantially horizontal portion (main surface) of the suspension housing 31. Is fixed by the tool.
[0033]
Next, the support structure of the damper 30 will be described with reference to FIG. 4 and the like. The suspension housing gusset 32 extends upward from the suspension housing 31, and is connected to the upper end of the suspension housing gusset 32. The reinforcement (connecting member) 38 extends upward, and its upper end is joined to the package member 55 via the junction upper member 40 and the junction lower member 45.
[0034]
Thereby, as best understood from FIGS. 3 and 5, the suspension housing reinforcement (connecting member) 38 is closed between the wheel house inner member 24 and the rear pillar inner member 20, which are the vehicle body side wall members. A cross section CS7 is formed, and the inside thereof is connected to a package member 55 having a closed cross section (CS8) structure via a junction upper member 40 and a junction lower member 45.
[0035]
The suspension housing reinforcement (connection member) 38 is provided with a first gusset 71, a second gusset 72, and a third gusset 73 as gusset members for supporting the damper support 60 projecting upward from the suspension housing 31. And these constitute a part of the suspension support structure (FIG. 7).
[0036]
On the other hand, a bracket 75 having a U-shaped cross section is joined to a portion of the upper part of the damper support 60 facing the cargo room 5 (FIG. 6). It is preferable that the nut 75 is welded to the back side of the bracket 75 in advance, and the nut 76 may be welded directly to the outer peripheral surface of the damper support 60 instead. The damper bracket 75 is connected to the third gusset 73 using a bolt 86 shown in FIG.
[0037]
Referring to FIG. 7, the above-mentioned first gusset 71 is a member having a U-shaped cross section having upper and lower horizontal plate portions 71a and 71b, and a damper is provided between the upper and lower horizontal plate portions 71a and 71b. Relief portions 71c and 71d of the support 60 are formed, and a flange 71e to be joined to the suspension housing reinforcement (connection member) 38 is integrally formed on each of the horizontal plate-like portions 71a and 71b.
[0038]
At the portion of the first gusset 71 facing the luggage compartment 5, mounting surfaces 71f, 71f are integrally formed in the longitudinal direction of the vehicle body, and a recess 71g is provided between the front and rear mounting surfaces 71f, 71f. It is formed and nuts 80, 80 are welded and fixed in advance on the back side of the mounting surfaces 71f, 71f. The first gusset 71 is attached to a suspension housing reinforcement (connection member) 38 as shown in FIGS.
[0039]
As shown in FIGS. 3 and 5, the second gusset 72 extends upward from the first gusset 71 and is coupled to the package member 55 via the junction lower member 45. The second gusset 72 extends in the vertical direction. As shown in FIG. 7, the gusset 72 includes a gusset main plate 72a, a bulging portion 72b formed at a portion of the gusset main plate 72a corresponding to the damper support 60, and bulging toward the cargo room 5; Are provided in the lower part of the gusset, and a flange portion 72d integrally bent upward from the upper portion of the gusset main plate 72a. Bolt insertion holes 81, 81 are formed in the mounting surfaces 72e, 72e to be separated.
[0040]
The third gusset 73 is disposed on the cargo room 5 side of the second gusset 72 as shown in FIG. 5 and the like. The third gusset 73 is, as shown in FIG. A front portion 73b and a rear portion 73c are formed in a substantially V-shape located slightly above and outside the vehicle width direction with respect to the intermediate portion 73a. Also, two bolt insertion holes 82, 82 are formed in the middle portion 73a of the third gusset 73, and one bolt insertion hole 83, 83 is formed in each of the front portion 73b and the rear portion 73c. I have.
[0041]
The first gusset 71 and the second gusset 72 are welded to the vehicle body in advance, and the third gusset 73 is bolted up after attaching the damper 30.
[0042]
That is, after assembling the rear suspension 33, first, the bolts 85, 85 as fastening means are fastened to the nuts 80 through the bolt insertion holes 83, 83, so that the gussets 71, 72, The bolts 73 are then fastened to the nuts 76 (FIG. 6) on the back of the bracket 75 of the damper support 60 from the bolt insertion holes 82 and the recesses 72c, 71g. The third gusset 73 and the upper part of the damper support 60 are fastened using bolts 86 (FIGS. 6 and 7).
[0043]
Reference numeral 92 shown in FIGS. 3 and 5 denotes an anchor reinforcement. The anchor reinforcement 92 is disposed across the end of the closed cross section CS7 of the package member 55. Thereby, a node is formed in the closed cross section CS7 of the package member 55.
[0044]
That is, as described above, the suspension housing reinforcement (connecting member) 38 forms a closed section CS7 between the wheel house inner member 24 and the rear pillar inner member 20 which are the vehicle body side wall members. The inside of the (connecting member) 38 is connected to a package member 55 having a closed cross section (CS8) structure via a junction upper member 40 and a junction lower member 45. An end of the package member 55 is an anchor reinforcement. A node is formed by the 92, whereby the vehicle body structure around the suspension damper 30 is three-dimensionally and firmly made. It is preferable to attach a child anchor 93 to the package member 55 where the anchor reinforcement 92 is stacked.
[0045]
The suspension housing reinforcement (connecting member) 38 is connected to the rear pillar inner 21 via the wheel house inner 24. In this embodiment, the wheel house inner 24 and the rear pillar inner 21 are integrally formed. However, a structure in which these two 20 and 21 are formed separately and joined may be adopted.
[0046]
As described above, in the illustrated rear body structure of the automobile, the suspension housing 31 that supports the rear suspension 33 is provided outside the rear side frame 14 that extends in the front-rear direction of the vehicle. And a suspension housing reinforcement (a suspension housing gusset 32 and a suspension housing reinforcement (connecting member) 38) which is connected to the package member 55 (closed cross section CS7) and is provided. Each element 32, 38) is provided with a gusset member (first, second, and third gussets 71, 72, 73) for supporting the upper portion (damper support 60) of the rear suspension damper 30.
[0047]
With such a configuration, the rear suspension damper 30 can be used as a vehicle strength member, and the rigidity of the vehicle body around the rear suspension damper 30 can be improved by the above-described joining and supporting structure, thereby reducing road noise. In addition, steady rest of the rear suspension can be achieved.
[0048]
As can be seen from FIG. 7, the third gusset 73, which is bolted as described above, has a skirt portion 73d which hangs down along the lower edge thereof and is located on the inner side in the vehicle width direction. Two through-holes, ie, trim mounting holes 90, which are spaced apart in the vehicle longitudinal direction are formed in a central portion of the portion 73d in the vehicle longitudinal direction. The side trim 100 covering the rear side wall of the vehicle body is fixed to the third gusset 73 using a known fastener 101 fitted into the trim mounting hole 90 (FIG. 6).
[0049]
The side trim 100 attached to the third gusset 73 is supported by a suspension housing reinforcement (connecting member) 38 via the second gusset 72 and the first gusset 71 which are bolted to the third gusset 73, and The reinforcement 38 forms a closed cross section CS7 with the wheel house inner 24, the rear pillar inner 20, and the junction upper member 40 constituting the vehicle body side wall.
[0050]
Therefore, the side trim 100 is fastened despite the fact that the side trim 100 is located away from the wheel house inner 24 and the rear pillar inner 20 that constitute the vehicle body side wall and the rear suspension damper 30 is located therebetween. Since the bracket 73 is connected to the rear suspension supporting structure having high rigidity, the supporting rigidity of the side trim 100 can be secured without increasing the size of the bracket 73.
[0051]
12 to 14 illustrate a preferred modification example in which the side trim 100 is fixed by using the third gusset 73. FIG. Referring to these drawings, the side trim 100 has a rectangular opening 102 slightly elongated in the lateral direction.
[0052]
On the back surface (the surface on the third gusset 83 side) of the side trim 100, a plate member 103 arranged so as to close the opening 102 except for a part in the front and rear is provided. The plate member 103 is formed of, for example, a metal plate or a wooden plate having a height dimension larger than the height dimension of the opening 102 and having a greater rigidity than the side trim 100.
[0053]
The plate member 103 is fixed to the side trim 100 using, for example, U-shaped nails 104 (FIG. 14) at the upper and lower ends. The side trim 100 is indirectly fixed to the third gusset 73 by fixing the plate member 103 to the third gusset 73 with the fastener 101.
[0054]
A band member 105 is fixed between the plate member 103 and the third gusset 73, and the band member 105 enters a vehicle room, that is, a cargo room, through a pair of front and rear gaps of the opening 102. Using the band member 105, a vehicle-mounted component, for example, a repair kit 106 for tire repair is detachably fixed.
[Brief description of the drawings]
FIG. 1 is a partial perspective view showing a rear body structure of an automobile with a floor member removed.
FIG. 2 is a schematic side view of a rear body structure.
FIG. 3 is a partial sectional view showing a portion where a rear suspension is arranged.
FIG. 4 is a partial perspective view showing a suspension support structure formed on a vehicle interior side of a rear pillar inner and a wheel house inner.
FIG. 5 is a cross-sectional view of a suspension support structure formed on a vehicle interior side of a rear pillar inner and a wheel house inner at a position slightly offset from a suspension.
FIG. 6 is a diagram for explaining a bracket provided on an upper part of a suspension damper.
FIG. 7 is an exploded perspective view of three gusset members constituting a part of the suspension support structure.
FIG. 8 is a cross-sectional view taken along line IIX-IIX of FIG.
FIG. 9 is a sectional view taken along the line IX-IX of FIG.
FIG. 10 is a sectional view taken along line XX of FIG. 4;
FIG. 11 is a sectional view taken along the line XI-XI in FIG. 4;
FIG. 12 is a view for explaining a configuration in which a damper supports a side trim and a band for fixing a vehicle-mounted component disposed adjacent to the side trim.
FIG. 13 is a horizontal sectional view related to FIG. 12;
FIG. 14 is a longitudinal sectional view related to FIG. 12;
[Explanation of symbols]
[0013]
Reference Signs List 20 rear pillar inner 21 rear wheel 24 wheel house inner 30 suspension damper 35, 36 package junction 38 suspension housing reinforcement (connection member)
55 Package member 71 First gusset 72 Second gusset 73 Third gusset 73d Skirt portion 90 Trim mounting hole 100 Side trim 101 Trim mounting fastener 103 Plate member 105 Band member 106 Repair kid for tire repair

Claims (6)

An upper portion (60) of a suspension damper (30) disposed closer to the passenger compartment than the vehicle body side walls (20, 24) is disposed between the vehicle body side wall (20) and the side trim (100);
A bracket (73) is provided on an upper side (60) of the suspension damper on a side surface on a vehicle cabin side,
The bracket (73) is connected to the vehicle body side walls (20, 24) via a first gusset member (71) constituting a part of a suspension support structure that supports the suspension damper (30),
A side trim mounting structure, wherein a mounting portion (90) for mounting the side trim (100) is formed on the bracket (73). The gusset member (71) is also connected to a suspension reinforcement (38) forming a closed cross section (CS7) above the wheel house inner (20) constituting the vehicle body side wall (20, 24),
The side trim mounting structure according to claim 1, wherein the suspension reinforcement (38) is connected to a package member (55) having a closed cross-section (CS8) structure connecting the left and right vehicle body side walls to each other. The suspension support structure includes a pair of package junctions (35, 36) which are joined to the middle part in the front-rear direction of the wheel house inner in a front-rear direction.
A second gusset (72) extending vertically from the first gusset (71) is joined to the pair of front and rear package junctions (35, 36),
The side trim mounting structure according to claim 2, wherein the lower end of the second gusset (72) is sandwiched between the bracket (73) and the first gusset (71). The side trim mounting structure according to claim 3, wherein the second gusset (72) has an upper end connected to the package member (55). The side trim according to any one of claims 1 to 4, wherein a fixing means (105) for fixing a vehicle-mounted component together with the side trim (100) is mounted on a mounting portion (90) of the bracket (73). Mounting structure. Said side trim (100) has an opening (102);
A plate member (103) large enough to cover the opening (102) except for a part thereof and covering the opening (102) and having higher rigidity than the side trim is fixed to the back side of the side trim (100).
The belt member (105) comprises a belt member (105), and the belt member (105) extends into the vehicle interior through a gap between the opening (102) and the plate member (103). Side trim mounting structure described in 1.

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