JP3043627B2 - Vehicle seating equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a seat apparatus for a vehicle, in which a leg member is erected on a mounting portion and a frame member is supported on the leg member.

[0002]

2. Description of the Related Art As a conventional vehicle seat device, for example, there is one as shown in FIG.

That is, a leg member 1 is erected on the floor of a passenger cabin, a frame member 2 is supported on the leg member 1, and the frame member 2 is for two persons, and a pair of front and rear members arranged in parallel to each other. A plurality of spreader members 4 are bridged between the tube member 3 and the pair of front and rear tube members 3. A connecting member 5 having an inverted U-shaped cross section is fixed to the upper end of the leg member 1, the connecting member 5 is externally fitted to the tube member 3, and a fastening bolt passed through a lower hole of the connecting member 5 is attached to the tube member 3. The leg member 1 is fixed to the tube member 3 by the connecting member 5, and the tube member 3
The lower hole 4a formed at the end of the spreader member 4 is fitted into the tube member, and the insertion hole 6 is formed through the lower hole 4a of the spreader member 4 to the outer peripheral edge. The spreader member 4 is fastened to the tube member 3 by being screwed into the screw hole 3.

[0004]

However, in such a conventional vehicle seat device, the tube member 3 is
Since screw holes for fastening the leg member 1 and the spreader member 4 are formed in advance, when the mounting position of the leg member 1 or the spreader member 4 with respect to the tube member 3 is adjusted at the installation site, With the movement of the mounting position, the screw hole position moves, and it is necessary to re-form the screw hole, so that the adjusting operation of the mounting position requires a lot of man-hours, and the workability is reduced. Further, when manufacturing the frame body 2 having different seat widths according to the specifications of the seat, it is necessary to prepare various types of tube members 3 according to the specifications, and to manage parts as the number of types of tube members 3 increases. There was a problem that it became difficult.

The present invention has been made in view of such a conventional problem. When the position of the spreader member with respect to the tube member is moved and adjusted at the installation site, the position of the spreader member is adjusted. No, the position of the fixing bracket is moved, so that the tube member is sandwiched between the spreader member and the fixing bracket, the installation adjustment work is easy, the workability can be improved, and according to the specifications of the seat It is an object of the present invention to provide a vehicle seat device that does not require preparing various types of tube members according to the specifications when manufacturing frame bodies having different seat widths, and facilitates parts management and the like.

[0006]

The gist of the present invention for achieving the above object lies in the matters described in the following items.

[1] A leg member (11, 1
2) a vehicle seat apparatus comprising a frame member (10) supported by the leg members (11, 12),
The frame body (10) includes a pair of tube members (20) arranged substantially parallel to each other, and places the tube members (20) on the leg members (11, 12). The connecting member (50) is fitted over the tube member (20), the lower end (52) of the connecting member (50) is extended along the upper end of the leg members (11, 12), and the connecting member (50) is extended. ) At the lower end (52) of the leg member (1).
A vehicle seat device fixed to (1, 12).

[2] Leg members (11, 1)
2) A vehicle seat apparatus comprising a frame member (110) supported by the leg members (11, 12), wherein the frame members (110) are arranged in a pair substantially parallel to each other. Tube member (20) and a spreader member (13) bridged over the pair of tube members (20).
0), the tube member (20) is placed on the leg members (11, 12), and a connecting member (50) is externally fitted on the tube member (20), and the connecting member ( The lower end (52) of the leg member (11, 1)
2) extending along the upper end, fixing the lower end (52) of the connecting member (50) to the leg members (11, 12), and connecting the connecting member (50) to the end of the spreader member (130). ) Is formed with a fitting recess (132) which fits outside, and the fixing bracket (140) is opposed to the fitting recess (132) of the spreader member (130), and the fitting recess (132) of the spreader member (130) is formed. 132) and a fixing bracket (140) sandwiching the tube member (20) via the connecting member (50).

[3] A leg member (11, 1
2) A vehicle seat device comprising a frame member (210) supported by the leg members (11, 12), wherein the frame members (210) are arranged in a pair substantially parallel to each other. Tube member (120) and a spreader member (2) bridged over the pair of tube members (120).
30), a front recess (122) recessed from the front and a rear recess (124) recessed from the rear in the tube member (120), respectively, and the leg members (11, 12) are formed. And the tube member (12)
0) engaging with one of the front recess (122) or the rear recess (124) and engaging with the other of the front recess (122) or the rear recess (124) of the tube member (20). The lower part of the tube member (120) is sandwiched between the lower bracket (161) and the spreader member (230) engaged with the rear recess (124) of the tube member (120). A seat device for a vehicle, wherein an upper portion of the tube member (120) is sandwiched between an upper bracket (165) engaged with a front concave portion (122).

[4] Leg members (11, 1)
2) A vehicle seat apparatus comprising a frame member (310) supported by the leg members (11, 12), wherein the frame members (310) are arranged in a pair substantially parallel to each other. Tube member (220) and a spreader member (3) bridged over the pair of tube members (220).
30), an engagement groove (222) is formed in the lower surface of the tube member (220), and the engagement groove (22) is formed.
2) A head (72) of a fastening bolt (70) is engaged with the bolt (70), and the tube member (220) is fastened to the leg members (11, 12) with the fastening bolt (70). Seating equipment.

[0011]

[0012]

Next, the operation of the invention described in each of the above items will be described. In the vehicle seat device according to the item [1], the leg member (1
The tube member (20) is placed on the tube member (1, 12), the connecting member (50) is fitted over the tube member (20), and the lower end (52) of the connecting member (50) is attached to the leg member (11, 1).
Since the lower end (52) of the connecting member (50) is fixed to the leg members (11, 12) by extending along the upper end of (2), the connecting member can be connected without drilling a mounting hole or the like in the tube member (20). Using the member (50), the leg members (11, 1
2) can be assembled to the tube member (20), so that the leg member (1) with respect to the tube member (20) can be assembled.
The mounting position of (1, 12) is not fixed and can be moved and adjusted. In this case, there is no need to re-drill the mounting holes and the like, and the mounting adjustment work can be facilitated and the tube can be adjusted. There is no need to prepare many types of members (20),
Parts management and the like can be facilitated.

[0014] In the vehicle seat apparatus according to the item [2], the leg member (1) is used to assemble the frame body (110).
Tube member (20) to connecting member (50)
And the fitting recess (132) formed at the end of the spreader member (130) is externally fitted to the connecting member (50), and the fitting recess (132) of the spreader member (130) is fitted.
The fixing bracket (140) faces the fixing member (130), and the fitting member (132) of the spreader member (130) and the fixing bracket (140) sandwich the tube member (20) via the connecting member (50). Thereby, the attachment positions of the spreader member (130) and the leg members (11, 12) are not fixed with respect to the tube member (20),
The movement can be adjusted, and the tube member (2
It is not necessary to re-drill the mounting holes and the like in 0), so that the mounting adjustment work can be facilitated, and it is not necessary to prepare various kinds of tube members (20), and it is possible to easily manage parts. . Further, the structure of the seat is such that the spreader member (13) is attached to the tube member (20).
This is an effective technique when the mounting positions of (0) and the leg members (11, 12) overlap.

[0015] In the vehicle seat device described in the item [3], the connecting member (150) engaging with one of the front recess (122) or the rear recess (124) of the tube member (120), and the tube member (120). )), The lower part of the tube member (120) is clamped by the lower bracket engaging with the other of the front concave part (122) or the rear concave part (124).
20) to the leg member (1) via the connecting member (150).
1, 12) are fixed.

A spreader member (230) engaged with the rear recess (124) of the tube member (120);
The tube member (12) is engaged with the upper bracket (124) engaging with the front recess (122) of the tube member (120).
The spreader member (230) is fixed to the tube member (120) by holding the upper part of (0).

The rear recess (12) of the tube member (120)
When the spreader member (230) is engaged with 4),
The rotation of the spreader member (230) around the tube axis of the tube member (120) can be prevented, and the front recess (122) of the tube member (120) can be prevented.
Alternatively, by engaging the connecting member (150) with one of the rear concave portions (124), the leg members (11, 12) can be prevented from rotating around the tube axis of the tube member (120). No special member is required to prevent rotation around the tube axis.

In the vehicle seat device described in the item [4], the engagement groove (2) formed in the lower surface of the tube member (220).
22) engage the head (72) of the fastening bolt (70) with
Since the tube member (220) is fastened to the leg members (11, 12) by the fastening bolt (70), the head (72) of the fastening bolt (70) is engaged with the engagement groove (222). Then, the fastening bolt (7) is moved along the engagement groove (222).
0) is moved to a predetermined position, and the leg members (11, 12) can be fastened to the tube member (220) by the fastening bolt (70) moved to the predetermined position.
The mounting position of the leg members (11, 12) with respect to (0) is not fixed and can be moved and adjusted. In this case, there is no need to re-drill mounting holes and the like, and the mounting adjustment work is facilitated. In addition to this, it is not necessary to prepare various kinds of tube members (20), and it is possible to easily manage parts.

[0019]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Various embodiments of the present invention will be described below with reference to the drawings. 1 to 4 show a first embodiment of the present invention. As shown in FIGS. 2 and 4, a frame body 10 is installed on an installation portion such as a vehicle floor, and a seat (not shown) is supported on the frame body 10. A pair of front and rear leg members 1 on both sides of the installation part
The frame body 10 is supported by four leg members 11 and 12 in total. The frame body 10 is for a two-seat seat, and includes a pair of tube members 20 arranged substantially in parallel with each other, and a spreader member 30 that is bridged over both ends and a central portion of the pair of tube members 20, respectively. Have.

A tube member 20 is mounted on upper ends of a pair of front and rear leg members 11 and 12, and an inverted U-shaped connecting member 50 is fitted on the tube member 20.
Both lower ends 52 of the connecting member 50 are connected to the leg members 11,
12 extend along the upper end. A pilot hole 53 is formed in each of the lower ends 52 of the connecting member 50, and screw holes 13 are formed in the upper ends of the leg members 11 and 12 in correspondence with the pilot holes 53. The lower end 5 of the connecting member 50 is bolted into the lower hole 53 and screwed into the screw hole 13.
2 is fixed to the leg members 11 and 12. A rubber spacer S1 is interposed in a gap between the tube member 20 and the connecting member 50.

As shown in FIGS. 1 to 3, an arcuate fitting recess 32 is formed at the front end of the spreader member 30 and opens diagonally forward and downward. Similarly, at the rear end of the spreader member 30, there is formed a substantially arcuate fitting concave portion 32 which opens diagonally rearward and downward. Spreader member 30
The configuration relating to the rear end is substantially in contrast to the configuration relating to the front end of the spreader member 30. Hereinafter, the configuration relating to the front end of the spreader member 30 will be described as a representative.

The fitting recess 32 of the spreader member 30
The outer circumferential surface of the tube member 20 is fitted from the rear surface to the upper surface, and the fitting recess 32 and the tube member 2
In a gap between the spacer S and the spacer S, a spacer S including three layers of a rubber spacer S1, an aluminum spacer S2, and a rubber spacer S3 in order from the bottom is interposed. A configuration in which the spacer S is not interposed in the gap between the fitting recess 32 and the tube member 20 may be employed, or a configuration in which only the rubber spacer S1 is interposed may be employed. Spreader member 30
Is formed in an inverted L-shaped cross-section, and has a stepped portion 34 which is recessed rearward, and a mounting seat surface 35 which extends in the vertical direction continuously from the stepped portion 34. Mounting seat surface 35
Is formed with a screw hole 36.

The fixing bracket 40 has a curved portion 42 which is fitted on the front surface of the circumferential surface of the tube member 20. Fitting recess 32 of spreader member 30
The tube member 20 is sandwiched from the front and rear by the three-layer spacer S between the and the curved portion 42 of the fixing bracket 40. A mounting surface 45 is formed at the upper end of the fixing bracket 40, and the mounting surface 45 is aligned with the mounting seat surface 35,
The upper edge 46 of the mounting surface 45 and the step portion 34 are in contact with each other to prevent rotation. A lower hole 47 is formed at the upper end of the fixing bracket 40, and the fixing bracket 40 is inserted into the lower hole 47 and tightened with a fastening bolt screwed into the screw hole 36.
Are fixed to the spreader member 30.

Next, the operation of the present embodiment will be described. To assemble the frame body 10, the fitting recess 32 of the spreader member 30 is fitted to the pair of front and rear tube members 20, and the spreader member 30 is bridged. At this time,
Three-layer spacers S (rubber spacers S1, aluminum spacers S2, and rubber spacers S3) are externally fitted to the tube member 20.

Next, the fitting concave portion 32 of the spreader member 30 and the curved portion 42 of the fixing bracket 40 are opposed to each other with the tube member 20 interposed therebetween, and the mounting surface 45 of the fixing bracket 40 is connected to the spreader member 30. The bolt inserted into the pilot hole 47 is screwed into the screw hole 3 in accordance with the mounting seat surface 35.
6, the fitting concave portion 32 of the spreader member 30 and the curved portion 42 of the fixing bracket 40 form the tube member 2.
0 is clamped from the front and back. To adjust the mounting position of the spreader member 30 with respect to the tube member 20, the bolt is loosened and the spreader member 30 is moved to the tube member 20.
After moving the spreader member 30 to a predetermined position, the bolts may be retightened.

Instead of drilling mounting holes and the like in the tube member 20, the tube member 2
Since the spreader member 30 is assembled at a desired position of 0, when the frame body 10 having a different seat width is manufactured according to the specification of the seat, the position of the mounting hole for the spreader member is changed according to the specification. There is no need to prepare various types of different tube members 20.

In order to support the frame body 10 assembled to the pair of front and rear leg members 11 and 12 as described above,
The connecting member 50 is externally fitted to the tube member 20 via the rubber spacer S1, the tube member 20 is placed on the leg members 11 and 12, and both lower end portions 52 of the connecting member 50 are placed.
So that the front and rear surfaces of the leg members 11 and 12 are sandwiched therebetween, and a bolt inserted into the pilot hole 53 is screwed into the screw hole 13.
The tube member 20 is connected to the leg member 1 via the connecting member 50.
What is necessary is just to fix to 1,12. Similarly, since the leg members 11 and 12 can be assembled to the tube member 20 using the connecting member 50, the mounting positions of the leg members 11 and 12 with respect to the tube member 20 can be adjusted. Further, for example, it is not necessary to prepare various types of tube members 20 having different positions of the mounting holes for the leg members according to the specifications.

Next, a second embodiment will be described.
As shown in FIGS. 5 and 6, in the seat device according to the second embodiment, the leg members 11 and 12 and the spreader member 130 of the frame body 110 are attached to the same position in the tube axis direction of the tube member 20. It is configured to be possible.

Leg members 11 and 12 and tube member 20
Has the same configuration as that of the first embodiment. That is, the tube member 20 is fixed to the leg members 11 and 12 using the connecting member 50. At the end of the spreader member 130, a fitting recess 132 that fits outside the connecting member 50 is formed. The curved portion 142 of the fixing bracket 140 faces the fitting concave portion 132 of the spreader member 130, and the tube member 20 is connected to the fitting concave portion 132 of the spreader member 130 and the curved portion 142 of the fixing bracket 140 via the connecting member 50. It is pinched. A rubber spacer S4 is interposed between the tube member 20 and the fitting concave portion 132 and the curved portion 142.

As a result, with respect to the tube member 20,
The mounting positions of the spreader member 130 and the leg members 11 and 12 are such that the leg member bolt and the spreader member bolt are loosened, respectively, so that the leg members 11 and 12 and the spreader member 1 with respect to the tube member 20.
It is possible to adjust the movement to a predetermined position by making it possible to shift 30 in the axial direction and tightening both bolts.

Next, a third embodiment will be described.
As shown in FIG. 7, in the third embodiment, the tube member 120 has a hollow circular cross-sectional shape with a constricted center, and has a front recess 122 recessed from the front and a recess recessed from the rear. Each has a concave portion 124. By forming the tube member 120 in a different shape, the leg members 11 and 12 and the tube member 120 can be attached to the same position in the axial direction of the tube member 120 as in the second embodiment.

The base end of the connecting member 150 is the leg member 1
1 and 12, the distal end of the connecting member 150 is formed in a hook shape, and the hook portion 1 is formed in the hook shape.
52 engages the lower jaw of the rear recess 124 of the tube member 120. A lower bracket 161 also having a hook shape is engaged with the lower jaw of the front concave portion 122 of the tube member 120, and the lower end of the lower bracket 161 is connected to the connecting member 1.
50 are bolted to a neck 153 between the proximal and distal ends. Thus, the lower part of the tube member 120 is held between the connecting member 150 and the lower bracket 161. A rubber spacer is interposed in a gap between the tube member 120, the connecting member 150, and the lower bracket 161.

The hook-shaped fitting recess 2 of the spreader member 230 is provided on the upper jaw of the rear recess 124 of the tube member 120.
32 are engaged, and the front recess 12 of the tube member 120 is
A hook-shaped upper bracket 165 is engaged with the upper jaw 2. The protrusion 234 of the spreader member 230 and the upper end of the upper bracket 165 are bolted. Thus, the upper portion of the tube member 120 is held between the fitting recess 232 of the spreader member 230 and the upper bracket 165. Tube member 120
Similarly, a rubber spacer is interposed in a gap between the fitting recess 232 of the spreader member 230 and the upper bracket 165.

By forming the tube member 120 in a different shape and providing the front concave portion 122 and the rear concave portion 124, the front concave portion 1 is formed.
The spreader member 230 and the leg members 11 and 12 can be moved along the groove direction of the rear concave portion 124 without interfering with each other, and the spreader member 230 and the leg members 11 and 1 with respect to the tube member 120 can be moved.
The two mounting positions can be moved and adjusted without interfering with each other. Also, the rear recess 12 of the tube member 120
4, the spreader member 230 is engaged, and the tube member 1
By engaging the connecting member 150 with the rear concave portion 124 of the tube 20, the spreader member 230 can be prevented from rotating around the tube axis of the tube member 120, and the leg members 11, 12 can be prevented from rotating. Can be prevented from rotating around the tube axis.

Next, a fourth embodiment will be described.
As shown in FIG. 8, in the fourth embodiment, the tube member 220 is formed in a hollow substantially triangular cross section.
The frame member 310 is configured by combining the tube member 220 and the spreader member 330.

An engagement groove 222 extending in the tube axis direction is formed on a lower surface 221 which is a bottom surface of the tube member 220. The head 72 of the fastening bolt 70 is engaged with the engagement groove 222. A pilot hole 17 is formed in the upper end surfaces of the leg members 11 and 12. Spacers S5, S6
The tube member 220 is inserted into the pilot hole 17 via the
Fastened to the upper end surfaces of the first and the second.

The fitting recess 332 of the spreader member 330 is fitted on the lower surface 221 and the oblique side 223 of the tube member 220 via a rubber spacer S7. The fitting recess 332 to be fitted and the fixing bracket 240 face each other. A pilot hole 247 is formed in the fixing bracket 240,
A screw hole 336 is formed at the front end of the spreader member 330 corresponding to the pilot hole 247. The fixing bracket 240 and the spreader member 330 are connected to the tube member 2 by a bolt inserted into the pilot hole 247 and screwed into the screw hole 336.
20 are clamped.

If the fastening bolt 70 is loosened, the engagement groove 222
The fastening bolt 70 can be moved to a predetermined position along the engagement groove 222 while the head 72 of the fastening bolt 70 is engaged with the leg member 1 with respect to the tube member 220.
1 and 12 can be moved and adjusted. In addition, a connection bracket for connecting the tube member 220 and the leg members 11 and 12 is not required, and the number of parts is reduced.
Cost can be reduced.

[0039]

According to the vehicle seat apparatus of the present invention, when the mounting position of the spreader member with respect to the tube member is moved and adjusted at the mounting site, the fixing bracket is moved with the movement of the mounting position. Position, and the tube member is clamped between the spreader member and the fixing bracket.
Workability can be improved, and when manufacturing a frame body with a different seat width according to the specifications of the seat, there is no need to prepare various types of tube members according to the specifications, facilitating parts management etc. Can be.

[Brief description of the drawings]

FIG. 1 is a partial perspective view of a frame body of a vehicle seat device according to a first embodiment of the present invention.

FIG. 2 is a partial perspective view of the vehicle seat device according to the first embodiment of the present invention.

FIG. 3 is a cross-sectional view of a main part of the vehicle seat device according to the first embodiment of the present invention.

FIG. 4 is an exploded perspective view illustrating an attachment relationship between a leg member and a frame body according to the first embodiment of the present invention.

FIG. 5 is a partial perspective view of a frame body of a vehicle seat device according to a second embodiment of the present invention.

FIG. 6 is a sectional view of a main part of a vehicle seat device according to a second embodiment of the present invention.

FIG. 7 is a sectional view of a main part of a vehicle seat device according to a third embodiment of the present invention.

FIG. 8 is a partial perspective view of a frame of a vehicle seat device according to a fourth embodiment of the present invention.

FIG. 9 is a partial perspective view of a frame body of a vehicle seat device showing a conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 ... Frame body 11, 12 ... Leg member 13 ... Screw hole 17 ... Prepared hole 20 ... Tube member 30 ... Spreader member 32 ... Fitting concave part 34 ... Stepped part 35 ... Mounting seat surface 36 ... Screw hole 40 ... Fixing bracket 42 ... Curved portion 45... Mounted surface 47.

──────────────────────────────────────────────────続 き Continuation of the front page (58) Field surveyed (Int. Cl. ⁷ , DB name) B60N 2/00-2/54 A47C ⁷ /00-7/02 A47C 11/00

Claims (4)

(57) [Claims] 1. A vehicle seat apparatus comprising a leg member standing on an installation portion and a frame member supported by the leg member, wherein the frame member comprises a pair of tube members arranged substantially parallel to each other. The tube member is placed on the leg member, a connecting member is fitted over the tube member, a lower end of the connecting member extends along an upper end of the leg member, and the connecting member A lower end portion of the vehicle seat is fixed to the leg member. 2. A vehicle seat apparatus in which a leg member is erected on an installation portion and a frame member is supported by the leg member, wherein the frame member is a pair of tube members arranged substantially parallel to each other. And a spreader member bridged over the pair of tube members. The tube member is placed on the leg member, a connection member is fitted over the tube member, and a lower end of the connection member is Extending along the upper end of the leg member, fixing the lower end of the connecting member to the leg member, forming a fitting recess externally fitted to the connecting member at the end of the spreader member, A seat for vehicles, wherein a fixing bracket is opposed to a fitting recess, and the tube member is sandwiched between the fitting recess of the spreader member and the fixing bracket via the connecting member. Location. 3. A vehicle seat apparatus comprising a leg member standing on an installation portion and supporting a frame member on the leg member, wherein the frame member comprises a pair of tube members arranged substantially parallel to each other. And a spreader member bridged over the pair of tube members. The tube member has a front recess recessed from the front and a rear recess recessed from the rear, and is fixed to the leg member. A lower portion of the tube member sandwiched between a connecting member engaged with one of the front recess or the rear recess of the tube member and a lower bracket engaged with the other of the front recess or the rear recess of the tube member; The upper part of the tube member is sandwiched between a spreader member engaged with a rear concave part of the member and an upper bracket engaged with a front concave part of the tube member. Vehicle seating device. 4. A seat device for a vehicle, wherein a leg member is erected on an installation portion and a frame member is supported by the leg member, wherein the frame member is a pair of tube members arranged substantially parallel to each other. And a spreader member bridged over the pair of tube members. An engagement groove is formed on a lower surface of the tube member, and a head of a fastening bolt is engaged with the engagement groove. A seat device for a vehicle, wherein the tube member is fastened to the leg member by fastening bolts.