JPH1016610A - Floor structure for vehicle - Google Patents

Abstract

(57) [Problem] To provide a vehicle floor structure capable of reliably securing the vertical dimension of the bottom of the fixed rail with respect to the upper surface of the recess of the floor main body. SOLUTION: A floor main body 1 in which a recess 3 is formed partially,
At least a sliding rail 5 disposed on the concave portion 3 of the floor main body 1. The sliding rail 5 is supported by the floor main body 1 and extends from the bottom 21 of the concave portion 3 of the floor main body 1. A fixed rail 23 having a bottom 25 disposed at a position separated by a predetermined distance; a movable rail supported to be slidable on the fixed rail 23 and fixed to a seat; and intermittently connected to the bottom 25 of the fixed rail 23. The movable rail is operably operated by an operating means so as to be able to be disengaged from and disengaged from the latch hole 29 formed on the movable rail.
And a latch 33 whose tip faces the recess 3 when engaged. A fixing member is provided between the fixed rail 23 and the bottom 21 of the recess 3 of the floor body 1. 61 is interposed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a floor structure for supporting a sliding device for a vehicle seat such as an automobile, a ship, and an aircraft.

[0002]

2. Description of the Related Art Conventional floor structures for supporting a sliding device for a vehicle seat are shown in FIGS.
No. 053).

That is, as a floor structure for supporting a conventional sliding device for a vehicle seat, a substantially flat floor main body 1 having a recess 3 formed in a part thereof, and a floor body 1 disposed on the recess 3 of the floor main body 1 are provided. A sliding rail 5 provided, a floor covering member 9 disposed at a position on the flat portion 7 of the floor main body 1 which is appropriately spaced apart from the disposition position of the sliding rail 5 in the left-right direction; It has at least a decorative member 13 arranged to cover the gap 11 between the moving rail 5 and the floor covering member 9.

The sliding rail 5 is formed on the floor main body 1 so as to extend in the front-rear direction (FR and RR directions in FIG. 5), is supported by a bracket 23a, and has a bottom portion of the recess 3 of the floor main body 1. A fixed rail 2 having a substantially U-shaped cross-section in which a bottom 25 is disposed at a position separated by a predetermined dimension H from the base 21.
3, a movable rail 27 having an inverted I-shaped cross section supported to be slidable back and forth with respect to the fixed rail 23 and fixed to a seat (not shown);
And a latch 33 disposed on the movable rail 27 so as to be operable by operating means 31 so as to be able to engage and disengage with a latch hole 29 formed intermittently on the bottom 25 of the third rail 3.

The upper surface portion 41 of the floor covering member 9 is flush with the upper surface 35 of the fixed rail 23 of the sliding rail 5.

[0006] The decorative member 13 is fixed to the fixed rail 23.
The leg 13a is engaged and supported by the engaging portion 51a of the fixing member 51 supported by the left and right side surfaces 37, 37 of the fixing member 51.

The movable rail 27 is movable back and forth by a roller 27b rotatably supported by a shaft pin 27a. Reference numeral 27c of the movable rail 27 is a notch that allows the latch 33 to move up and down.

[0008]

However, according to this configuration, if the vertical dimension H of the bottom 25 of the fixed rail 23 with respect to the upper surface 21 of the recess 3 of the floor main body 1 is small, the latch 33 will not be able to hold the latch hole 29. When engaged with
The lower end of the latch 33 is the upper surface 2 of the recess 3 of the floor main body 1.
1 may interfere.

For this reason, even if an error occurs in the vertical dimension of the bottom portion 25 of the fixed rail 23 with respect to the upper surface 21 of the concave portion 3 of the floor main body 1 due to an installation error or a component error, the lower end of the latch 33 is connected to the floor main body. The vertical dimension H of the bottom 25 of the fixed rail 23 with respect to the upper surface 21 of the recess 3 of the floor body 1 must be ensured so as not to interfere with the upper surface 21 of the recess 3.

When the dimension H is ensured, the position of the fixed rail 23 with respect to the plane portion 7 of the floor main body 1 becomes high, the position of the seat eventually becomes high, and the vertical dimension from the ceiling becomes small. There is a problem that.

The present invention has been made in view of the above points, and an object of the present invention is to provide a vehicle in which the vertical dimension of the bottom of the fixed rail with respect to the upper surface of the recess of the floor main body can be ensured. An object of the present invention is to provide a floor structure.

[0012]

In order to solve the above-mentioned problems, the present invention is directed to a floor body having a recess formed in a part thereof, and a sliding rail disposed on the recess of the floor body. A sliding rail supported by the floor main body and having a bottom disposed at a position spaced a predetermined distance from the bottom of the recess of the floor main body; and a sliding rail mounted on the fixed rail. A movable rail movably supported and fixed to the seat; and a movable rail operably operated by operating means so as to be disengageable from a latch hole formed intermittently at the bottom of the fixed rail. And at least a latch having a tip facing the concave portion when engaged with the latch hole, wherein the fixed rail and the bottom of the concave portion of the floor main body are disposed between the fixed rail and the bottom of the concave portion of the floor main body. In the Member is characterized by comprising interposed.

According to a second aspect of the present invention, in the floor structure according to the first aspect, the fixing member includes a first leg fixedly in contact with a bottom of the concave portion of the floor main body, and a lower portion below the fixed rail. And is formed more integrally with a second leg which is displaceable along the bottom of the fixed rail by a predetermined load, and the second leg corresponds to a latch hole at the bottom of the fixed rail. It is characterized in that an end is formed at the site.

According to a third aspect of the present invention, in the floor structure of the second aspect, the fixing members are respectively disposed on left and right sides of the fixing rail, and the end of the second leg of the fixing member is provided. The parts are arranged facing each other at a position corresponding to a latch hole at the bottom of the fixed rail.

According to a fourth aspect of the present invention, in the floor structure of the second aspect, the fixing member is disposed so as to straddle the left and right sides of the fixing rail, and the second leg of the fixing member is provided. Is formed at a position corresponding to a latch hole at the bottom of the fixed rail.

[0016]

As is apparent from the above, according to the first aspect of the present invention, the dimensions of the bottom of the concave portion of the floor main body and the bottom of the fixed rail are reliably held by the fixing member. .

According to the second aspect of the present invention, in addition to the effect of the first aspect, even if the bottom of the concave portion of the floor main body is swelled and deformed to reduce the dimension of the fixed rail with the bottom, the fixing of the fixed rail is reduced. Due to the deformation of the member, the end of the second leg of the fixing member can pinch the latch engaged with the latch hole at the bottom of the fixing rail from both the left and right in cooperation with the latch hole, and Is maintained.

According to the third aspect of the invention, in addition to the effect of the second aspect, when the fixing member is deformed, there is no means for preventing the deformation, so that the end of the second leg of the fixing member is provided. More clearly, the latch engaged with the latch hole at the bottom of the fixed rail can be more reliably sandwiched from both the left and right sides, and the position of the latch is maintained.

According to the fourth aspect of the present invention, in addition to the effect of the second aspect, the end of the second leg of the fixing member is formed with an opening by a molding die with respect to the left and right sides of the fixing rail. , The position will be formed accurately.

[0020]

Embodiments of the present invention will be described below with reference to the drawings.

FIGS. 1 to 5 show a floor structure for supporting a sliding device for a vehicle seat such as an automobile, a ship or an aircraft according to a first embodiment of the present invention.

That is, as a floor structure for supporting the sliding device of the vehicle seat, a substantially flat floor main body 1 in which a concave portion 3 is partially formed, and a floor main body 1 disposed on the concave portion 3 of the floor main body 1 are provided. And a floor covering member 9 disposed at a position on the flat portion 7 of the floor main body 1 which is appropriately separated in the left-right direction from the position where the sliding rail 5 is disposed as shown in FIG. And a decorative member 13 arranged to cover the gap 11 between the sliding rail 5 and the floor covering member 9.

The sliding rail 5 is formed on the floor main body 1 so as to extend in the front-rear direction (see the directions FR and RR in FIG. 1), is supported by the bracket 23a, and is formed in the recess 3 of the floor main body 1. A fixed rail 23 having a substantially U-shaped cross-section and having a bottom 25 disposed at a position separated from the bottom 21 by a predetermined dimension H, and supported by the seat (not shown) so as to be slidable back and forth with respect to the fixed rail 23. The movable rail 27, which is fixed and has an inverted I-shaped cross section, is operably operated by an operating means 31 so as to be freely engaged with and disengaged from a latch hole 29 formed intermittently in the bottom 25 of the fixed rail 23. And at least a latch 33 disposed on the rail 27.

The upper surface portion 41 of the floor covering member 9 is flush with the upper surface 35 of the fixed rail 23 of the sliding rail 5.

The decorative member 13 includes the fixed rail 23
Fixing members 61 supported by the left and right side surfaces 37, 37 of
The legs 13a, 13a are engaged and supported by the respective engaging portions 61a, 61a.

The movable rail 27 is movable back and forth by rollers 27b rotatably supported by a shaft pin 27a.

The fixing members 61, 61 are shown in FIGS.
As shown in FIG. 3, the fixed rail 23 is formed as a separate part symmetrically with respect to the center of the cross section of the fixed rail 23, and each is a first part 63
, And the second portion 65 and the third portion 67 are more integrally formed.

The first portion 63 includes the fixed rail 23
Are formed on the side surface 37 of the base member and have concave engaging portions 61a, 61a which support the legs 13a of the decorative member 13.

The second portion 65 is bent inside the lower end of the first portion 63, that is, at the center of the cross section of the fixed rail 23, and contacts the bottom 21 of the recess 3 of the floor body 1. The first leg 69 is formed.

The third portion 67 has an inclined portion 71 that rises obliquely inside the first leg 69 of the second portion 65.
Are formed and the bottom 25 of the fixed rail 23 is formed.
A second leg 73 that contacts the lower side is formed.

The second leg 73 has the fixed rail 23
An end 75 is formed at a position corresponding to the latch hole 29 in the bottom 25 of the fixing rail 23, and the fixing members 61 are disposed on the left and right sides 37, 37 of the fixing rail 23, respectively. As shown in FIG.
The end portions 75 of the second leg 73 are fixed to the fixed rail 2.
3 at a position corresponding to the latch hole 29 in the bottom 25.

Because of the configuration of the first embodiment,
The first leg 69 of the second portion 65 of the fixing member 61 contacts the bottom 21 of the recess 3 of the floor body 1, and the third portion 67
Of the recess 3 of the floor main body 1 by contacting the second leg 73 with the lower side of the bottom 25 of the fixed rail 23.
And the bottom 25 of the fixed rail 23 is reliably maintained.

Also, even if the bottom 21 of the recess 3 of the floor body 1 rises and deforms for some reason and the dimension H with the bottom 25 of the fixed rail 23 decreases, the third member of the fixed member 61 Due to the deformation of the first leg 69 of the two portions 65, the end portion 75 of the second leg 73 of the third portion 67 via the inclined portion 71 is latched to the bottom 25 of the fixed rail 23 as shown in FIG. The latch 33 engaged with the hole 29 is moved in a direction of sandwiching the latch 33 from both the left and right sides, so that the position of the latch 33 is maintained.

When the first leg 69 of the fixing member 61 is deformed, there is no means for preventing the deformation since the fixing member 61 is a separate component. For this reason, the fixing member 6
The shift of the end portion 75 of the second leg portion 73 of the first third portion 67 is more clearly generated, so that the latch 33 engaged with the latch hole 29 of the bottom portion 25 of the fixed rail 23 can be moved from both left and right. The latch 33 can be held more reliably, so that the position of the latch 33 is maintained.

In the above description, the left and right symmetrical separate parts have been described. However, only one of the left and right sides may be used.
3 is sandwiched from the left and right directions by the latch hole 29 and the end 75 of the second leg 73.

FIGS. 6 and 7 show a floor structure for supporting a sliding device for a vehicle seat according to a second embodiment of the present invention.

That is, the main difference from the first embodiment is that
This is a structure of a fixing member in which the legs 13a of the decorative member 13 are engaged and supported.

The fixing member 81 is formed as a single component symmetrically with respect to the center of the cross section of the fixing rail 23 and is formed as a first component.
It comprises a part 83, a second part 85, and a third part 87.

The first portion 83 includes the fixed rail 23
Are formed on the side surface 37 and have concave engaging portions 81a, 81a which support the leg portions 13a of the decorative member 13.

The second portion 85 is bent inside the lower end of the first portion 83, that is, at the center of the cross section of the fixed rail 23, and contacts the bottom 21 of the recess 3 of the floor body 1. The first leg 89 is formed.

The third portion 87 has an inclined portion 91 which rises obliquely inside the first leg 89 of the second portion 85.
Are formed and the bottom 25 of the fixed rail 23 is formed.
A second leg 93 is formed so as to be in contact with the lower part.

The second leg 93 has the fixed rail 23
An opening 95 as an end is formed in a portion corresponding to the latch hole 29 in the bottom 25 of the fixing member 81.
By being disposed on the left and right side portions 37, 37 of the fixed rail 23, as shown in FIG.
An opening 95 of the second leg 93 of the portion 87 is disposed facing the position corresponding to the latch hole 29 of the bottom 25 of the fixed rail 23.

Because of the configuration of the second embodiment,
The first leg 89 of the second portion 85 of the fixing member 81 contacts the bottom 21 of the concave portion 3 of the floor main body 1, and the third portion 87
The second leg portion 93 of the floor main body 1 contacts the lower side of the bottom portion 25 of the fixed rail 23 so that the bottom
And the bottom 25 of the fixed rail 23 is reliably maintained.

The right and left sides 3 of the fixed rail 23
Since the opening 95 of the second leg 93 of the third portion 87 of the fixing member 81 is formed by an unillustrated molding die with respect to the positions 7 and 37, the position is accurately formed.

[Brief description of the drawings]

FIG. 1 is a perspective view according to a first embodiment of the present invention.

FIG. 2 is a sectional view taken along line SA-SA of FIG.

FIG. 3 is a sectional view taken along line SB-SB in FIG. 1;

FIG. 4 is a perspective view of a fixing member 61 of FIG.

FIG. 5 is an operation explanatory view of FIG. 2;

FIG. 6 is a perspective view corresponding to FIG. 4 according to a second embodiment of the present invention.

FIG. 7 is a perspective view from below showing the fixing member of FIG. 6 assembled to a fixing rail.

FIG. 8 is a perspective view of a conventional example.

FIG. 9 is a sectional view taken along the line SC-SC of FIG. 8;

FIG. 10 is a sectional view taken along the line SD-SD in FIG. 8;

[Description of Signs] 1 Floor main body 3 Floor main body concave portion 5 Sliding rail 7 Floor main body flat portion 9 Floor covering member 11 Gap between sliding rail and floor covering member 13 Makeup member 13a Makeup member leg 21 Floor body 23 Fixed rail 25 Fixed rail bottom 27 Moving rail 29 Latch hole at bottom of fixed rail 31 Operating means 33 Latch 33a Latch lower end 61, 81 Fixing member 61a, 81a Fixing member engaging portion 63, 83 First part 65, 85 of the fixing member Second part 67, 87 of the fixing member Third part 69, 89 of the fixing member First leg 71, 91 of the second part Slope 73, 93 of the third part 73, 93 Third part Of the second leg 75 end of the second leg 95 opening as end of the second leg

Claims (4)

[Claims] 1. A floor body having a recess formed in a part thereof, and a slide rail disposed on the recess of the floor body, wherein the slide rail is supported by the floor body. A fixed rail having a bottom disposed at a position separated from the bottom of the recess of the floor main body by a predetermined distance, and a movable rail supported slidably on the fixed rail and fixed to a seat,
The movable rail is operably operated by operating means so as to be able to be disengaged from and engaged with a latch hole formed intermittently at the bottom of the fixed rail. In a vehicle floor structure having at least a latch configured to face, between the fixed rail and the bottom of the recess of the floor body,
A floor structure for a vehicle, wherein a fixing member is interposed. 2. The floor structure according to claim 1, wherein the fixing member has a first leg fixedly in contact with a bottom of the recess of the floor main body and a predetermined load in contact with a bottom of the bottom of the fixed rail. And is formed more integrally with a second leg portion displaceable along the bottom of the fixed rail. The second leg has an end at a position corresponding to a latch hole at the bottom of the fixed rail. A vehicle floor structure characterized by being formed. 3. The floor structure according to claim 2, wherein the fixing member is disposed on each of left and right sides of the fixing rail, and an end of a second leg of the fixing member is fixed to the fixing rail. A floor structure for a vehicle, wherein the vehicle floor structure is disposed opposite to a position corresponding to a latch hole at a bottom of a rail. 4. The floor structure according to claim 2, wherein the fixing member is disposed so as to straddle right and left sides of the fixing rail, and an end of a second leg of the fixing member is provided. A floor structure for a vehicle, wherein an opening is formed at a position corresponding to a latch hole at the bottom of the fixed rail.