JP2988481B1 - Vehicle child seat mounting structure - Google Patents

Abstract

An object of the present invention is to suppress weight increase and cost increase in a vehicle in which a child seat is not attached to a seat, and do not degrade the appearance quality of the seat. SOLUTION: A rod 21 is provided at a rear portion of right and left seat cushion frames 20, and the rod 21 is provided.
A pipe 22 that rotates integrally with the seat back 14B about the rod 21 as the center of rotation is disposed on the outer peripheral portion of the pipe 22. A hook 36 is detachable from the bracket 24 fixed to the pipe 22, and a fixing attachment 28 of the child seat 26 is engaged with the hook 36.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle child seat mounting structure, and more particularly to a vehicle child seat mounting structure for mounting a child seat on a seat.

[0002]

2. Description of the Related Art Conventionally, a child seat (C
(RS) is mounted on a child seat mounting structure for a vehicle.
No. 5.

As shown in FIG. 10, in this vehicle child seat mounting structure, a skin 1 of a seat back 100 is provided.
02, a pair of left and right cover bodies 102 opened in a downwardly opened state.
A is provided, and a lock device 104 is provided at the back of the cover main body 102A. As a result, when the child seat 106 is placed on the seat, the cover body 102A is opened upward and the hook 108 protruding from the back 106A of the child seat 106 is opened.
Into the inside of the seat back 100 and hooks 108
Is held by the lock device 104.

[0004]

However, in this vehicle child seat mounting structure, the locking device 104 and the mounting bar 110 that supports the locking device 104 are provided in all vehicles. On the other hand, the attachment of the child seat 106 to the seat is limited to a part of the car purchaser. In a vehicle in which the child seat 106 is not attached to the seat, the locking device 104 and the attachment bar 1 are not provided.
Due to the presence of 10, the weight of the vehicle body increases and the cost increases.

In this vehicle child seat mounting structure, the design of the skin 102 of the seat back 100 is
Since the pair of left and right cover bodies 102A that open in the downward opening state is provided, the appearance quality of the seat back 100 also deteriorates.

SUMMARY OF THE INVENTION In view of the above, it is an object of the present invention to provide a vehicle child seat mounting structure that suppresses weight increase and cost increase in a vehicle in which a child seat is not mounted on a seat and does not degrade the appearance quality of the seat. .

[0007]

According to the first aspect of the present invention, a fixing attachment extending in the front-rear direction of a seat at a predetermined interval in a seat width direction from a child seat is released by a lock member disposed on the vehicle seat. In the child seat mounting structure for a vehicle, which is mounted by being connected to the seat back, the lock member is detachably mounted on a mounting member disposed so as to be integrally rotatable with the seat back on an outer peripheral portion of a rotation shaft of the seat back. It is characterized by being.

Therefore, only in a vehicle in which the child seat is mounted on the seat, the lock member can be mounted on the mounting member which is arranged on the outer peripheral portion of the rotation shaft of the seat back so as to be integrally rotatable with the seat back. As a result, in a vehicle in which the child seat is not attached to the seat, the lock member is not provided, so that an increase in weight and an increase in cost can be suppressed. In addition, since the lock member is attached to a mounting member that is rotatably disposed integrally with the seat back on the outer peripheral portion of the rotation axis of the seat back, when the rotation position of the seat back is in a normal use position, it is visually observed. An opening for inserting the lock member can be formed in a portion of the seat skin which is difficult. As a result, the opening for inserting the lock member hardly appears on the design surface, and the appearance quality is not deteriorated.

According to a second aspect of the present invention, in the vehicle child seat mounting structure according to the first aspect, the rear surface of the seat back is formed and the lock member is removable when the lock member is attached to or detached from the attachment member. And a shielding plate.

Therefore, in addition to the contents of the first aspect, when the lock member is attached to the attachment member, the lock member can be easily attached to the attachment member by removing the shielding plate constituting the back surface of the seat back. As a result, the workability of assembling the lock member is good.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of a vehicle child seat mounting structure according to the present invention will be described with reference to FIGS.

In the drawings, an arrow FR indicates a forward direction of the vehicle, and an arrow UP indicates an upward direction of the vehicle.

As shown in FIG. 1, a passenger seat 14 as an in-vehicle seat on which an occupant sits is provided on a floor surface 12 of a vehicle 10.
Are mounted via a pair of left and right seat tracks (also referred to as seat adjusters) 13 installed in parallel with the vehicle front-rear direction. Thus, the passenger seat 14 can move to a predetermined position in the vehicle front-rear direction with respect to the floor surface 12. A windshield glass 16 is provided above the passenger seat 14 on the front side of the vehicle. The windshield glass 16 has one end connected to the roof 17 and the other end connected to a hood (not shown). An instrument panel 18 is provided in front of the passenger seat 14 between the floor surface 12 and the windshield glass 16. The instrument panel 18 is made of synthetic resin and is substantially U-shaped.
It has a U-shaped cross section, and an opening having a substantially U-shaped cross section is provided so as to face the front of the vehicle.

As shown in FIG. 2, a rod 21 serving as a rotation axis of a seat back 14B is erected on rear portions 20A of the left and right seat cushion frames 20 fixed to the upper rails 13A of the left and right seat tracks 13.
A pipe 22 as an attachment member that rotates integrally with the seat back 14B about the rod 21 as a center of rotation is provided on an outer peripheral portion of the rod 21. Also, pipe 2
A lower end front portion 24A of a bracket 24, which is a long rectangular plate as an attachment member, is welded to a middle portion in the longitudinal direction of 2.

As shown in FIG. 1, a child seat 26 mounted on a seat cushion 14A of the passenger seat 14 is provided.
Are provided with a pair of left and right fixing attachments 28 at predetermined intervals in the width direction of the child seat 26. These fixing attachments 28 are disposed in the front-rear direction of the child seat 28, and in the case of FIG. 28 (to the right in the drawing).

As shown in FIG. 2, the bracket 24
It extends along the sheet width direction, and its both ends 24
On the front surface near B, for example, a nut 30 as a fastening means is provided.
Has been fixed.

As shown in FIG. 3, the nut 30 is welded coaxially to a through hole 32 formed in the bracket 24, and a bolt 34 as a fastening means inserted into the through hole 32 from the rear side. The screw portion 34 </ b> A is screwed to the nut 30. Further, between a washer 34B of the bolt 34 and a rear surface 24C of the bracket 24, a mounting portion 36A formed above a pair of left and right hooks 36 as a locking member.
Is pinched.

[0018] Behind the bolt 34, as a shielding plate, a storage box 35 disposed on the back of the seat back 14B.
The partition plate 35A is detachably provided, and the bolt 34 can be fastened by removing the partition plate 35A and opening the container 35 in the rearward direction (arrow C in FIG. 3).

As shown in FIG. 2, the mounting portion 36A of the hook 36 formed of a bar having a circular cross section is curved in an inverted U-shape, and can be easily mounted on the bracket 24 by the bolt 34. I have. A lock portion 36B is formed at a lower portion of the hook 36 toward the front,
The lock portion 36B is curved in a U-shape with the opening facing rearward.

As shown in FIG. 4, the child seat 2
A U-shaped notch 40 is formed at the distal end of the pair of left and right fixing attachments 28 formed in 6, and a lock portion 36 </ b> B having a circular cross section of the hook 36 enters the notch 40. It has become. The distal end of the fixing attachment 28 is automatically moved up and down by operating an operation lever (not shown) or in conjunction with the attachment of the child seat 26 to the seat 14 (FIG. 4).
(Arrow A direction and arrow B direction) are attached.

Therefore, as shown in FIG. 5, the locking portion 3 of the hook 36 is inserted into the notch 40 of the attachment 28 for fixing.
6B, the lock bar 42 is moved downward (FIG. 5).
(In the direction of arrow B), the distal end portion 42A of the lock bar 42 engages the rear side of the lock portion 36B of the hook 36, and the lock state is established.

As shown in FIG. 6, in the seat back 14B of the seat 14, the lower end surface 14 which can be seen when the seat back 14B is tilted most rearward (the state shown in FIG. 6).
In C, a pair of left and right slits 46 extending in the sheet width direction are formed in the skin 44. Therefore, in a state where the seat back 14B is started up in a normal use state (for example, a state shown in FIG. 1), the slit 46 is hidden between the seat cushion 14A and the seat back 14B, making it difficult to visually recognize the slit 46.

On the other hand, when the hook 36 is attached to the bracket 24 by the bolt 34, the seat back 14
In the state where B is tilted most backward (the state of FIG. 7), the slit 4
6, the lock portion 36B of the hook 36 projects.

Next, the operation of the present embodiment will be described.

In this embodiment, only in a vehicle in which the child seat 26 is placed on the seat cushion 14A of the passenger seat 14, the partition plate 35A (see FIG. 3) of the storage 35 disposed on the back of the seat back 14B is removed. , With the storage box 35 opened rearward (arrow C in FIG. 3),
The hook 36 is attached to the bracket 24 by the bolt 34. As a result, it is not necessary to attach the hooks 36 to all vehicles, and the pipes 22 and the brackets 24 to which the nuts 30 are fixed may be attached. Therefore, in a vehicle in which the child seat 26 is not attached to the seat 10, the hooks 36 and the bolts 34 can be omitted, so that the weight of the vehicle body does not increase and the cost does not increase.

In this embodiment, the seat back 14
A pair of left and right slits 46 extending in the width direction of the seat are formed in the skin 44 on the lower end surface 14C which can be seen in a state where B is tilted most backward (the state of FIG. 6). The slit 46 is hidden between the seat cushion 14A and the seat back 14B in the state in which the seat back 14B is raised to a normal use state (for example, the state shown in FIG. 1), making it difficult to visually recognize the seat 46. ing. Therefore, the appearance quality is not reduced.

In the slit 46, as shown in FIG. 6, the same processing as that for sewing around the button hole of the clothes is performed in advance, and if necessary, the inner side of the sewing is cut by a cutter or the like. Then, the slit 46 may be formed.

In this embodiment, as shown in FIG. 2, both ends 24B of a bracket 24 formed as a long rectangular plate are provided.
, The bracket 24 can receive a part of the load applied to the pipe 22 from the hook 36. As a result, the strength of the pipe 22 can be reduced. When the strength of the pipe 22 is high, as shown in FIG. 8, separate brackets 50 may be used.

In this embodiment, the seat back 14
3A (see FIG. 3).
(See arrow C in FIG. 3).
By opening the hook 36 in the direction shown in FIG.
4 for easy attachment to the bracket 24,
The hook 36 is easy to assemble.

Next, a second embodiment of the vehicle child seat mounting structure of the present invention will be described with reference to FIG.

Note that the same members as those in the first embodiment are denoted by the same reference numerals, and description thereof will be omitted.

As shown in FIG. 9, in this embodiment, the hook 36 is attached to the bracket 24 with the seat back 14B.
Is mounted from the lower end surface 14C side of the. Specifically, the slits 46 are formed to be long along the sheet width direction, and the hooks 36 are inserted from the openings 56 by widening the skin 44 along the slits 46 as shown by a dashed line in FIG. Then, it can be attached to the bracket 24 and fastened by the bolt 34. When the hook 36 is attached to the bracket 24, FIG.
As shown in FIG. 2, the seat back 14B is tilted most rearward.

Next, the operation of the present embodiment will be described.

In this embodiment, as in the first embodiment, only in a vehicle in which the child seat 26 is placed on the seat cushion 14A of the passenger seat 14, the seat back 14 is provided.
In a state where B is tilted most rearward, the skin 44 is widely opened along the slit 46, the hook 36 is inserted through the opening 56, attached to the bracket 24, and fastened with the bolt 34. As a result, it is not necessary to attach the hooks 36 to all vehicles, and the pipes 22 and the brackets 24 to which the nuts 30 are fixed may be attached. Therefore, in a vehicle in which the child seat 26 is not attached to the seat 10, the hooks 36 and the bolts 34 can be omitted, so that the weight of the vehicle body does not increase and the cost does not increase.

In the present embodiment, the seat back 14
A pair of left and right slits 46 extending in the width direction of the seat are formed in the skin 44 on the lower end surface 14C which can be seen in a state where B is tilted most backward (the state of FIG. 6). , The slit 46 is hidden between the seat cushion 14A and the seat back 14B in the state in which the seat back 14B is started up in a normal use state, making it difficult to visually recognize the slit 46. Therefore, the appearance quality is not reduced.

In the above, the present invention has been described in detail with respect to a specific embodiment. However, the present invention is not limited to such an embodiment, and various other embodiments are included within the scope of the present invention. It is clear to a person skilled in the art that is possible. For example, a pair of left and right hooks 3 as locking members
The shape of 6 is not limited to the above shape, and may be another shape.
Further, the vehicle child seat mounting structure of the present invention can be applied to seats other than the passenger seat.

[0037]

As described above, the vehicle child seat mounting structure according to the first aspect of the present invention suppresses an increase in weight and cost in a vehicle in which a child seat is not mounted on a seat, and lowers the appearance quality of the seat. It has an excellent effect of not allowing it to occur.

The vehicle child seat mounting structure according to the second aspect of the present invention has an excellent effect that the workability of assembling the lock member is good in addition to the effect according to the first aspect.

[Brief description of the drawings]

FIG. 1 is a schematic side view showing a vehicle child seat mounting structure according to a first embodiment of the present invention.

FIG. 2 is an exploded perspective view showing a main part of the vehicle child seat mounting structure according to the first embodiment of the present invention, as viewed obliquely from the front of the vehicle.

FIG. 3 is a side sectional view showing a main part of the vehicle child seat mounting structure according to the first embodiment of the present invention.

FIG. 4 is an operation explanatory view of a fixing attachment in the vehicle child seat mounting structure according to the first embodiment of the present invention.

FIG. 5 is an operation explanatory view of a fixing attachment in the vehicle child seat mounting structure according to the first embodiment of the present invention.

FIG. 6 is a perspective view of the vehicle child seat mounting structure according to the first embodiment of the present invention as viewed obliquely from the front of the vehicle, showing a state in which the seat back is tilted backward when the lock member is not mounted.

FIG. 7 is a perspective view of the vehicle child seat mounting structure according to the first embodiment of the present invention, viewed from diagonally forward of the vehicle, showing a state in which a seat back is tilted rearward when a lock member is mounted.

FIG. 8 is a perspective view showing a main part of a vehicle child seat mounting structure according to a modification of the first embodiment of the present invention, as viewed obliquely from the front of the vehicle.

FIG. 9 is a side sectional view showing a main part of a vehicle child seat mounting structure according to a second embodiment of the present invention.

FIG. 10 is a perspective view of a vehicle child seat mounting structure according to a conventional embodiment, as viewed obliquely from the front of the vehicle.

[Explanation of symbols]

 14 Passenger seat (vehicle seat) 20 Seat cushion frame 21 Rod (rotating shaft of seat back) 22 Pipe (mounting member) 24 Bracket (mounting member) 26 Child seat 28 Child seat fixing attachment 35 Storage compartment 35A Storage compartment partition (shielding plate) ) 36 Hook (lock member) 42 Lock bar 44 Skin 46 Slit 50 Bracket (Mounting member)

Claims (2)

(57) [Claims] 1. A vehicle child seat mounting mounted by releasably connecting a fixing attachment extending in the front-rear direction of the seat at a predetermined interval in the seat width direction from the child seat to a lock member disposed on the vehicle seat. The vehicle child seat mounting structure according to claim 1, wherein the lock member is detachably attached to a mounting member that is rotatably disposed integrally with the seat back on an outer peripheral portion of a rotation shaft of the seat back. 2. A back surface of the seat back,
2. The vehicle child seat mounting structure according to claim 1, further comprising a shielding plate that is detachable when the lock member is attached to and detached from the mounting member. 3.