JP2001071799A - Child seat fixing structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a child seat fixing structure that can easily adapt to different seat shapes and allows a child seat fixing member to be mounted/demounted easily on/from the main body. SOLUTION: Nuts 23 are fastened beneath a floor 21. An anchorage 30 holds a plurality of strikers 31 welded thereto, and consists of a pipe material with both ends bent into a U shape before pressed flat whereat mounting holes are formed. Bolts 60 are threaded via the mounting holes into the nuts 23 to fix the anchorage 30 on the floor 21. A lock device 11 of a child seat 10 is inserted between the lower portion of a seat back 41 and the rear portion of a seat cushion 42 until it is fixedly engaged with the strikers 31 of the anchorage 30.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle body structure of an automobile, for example, and to a child seat fixing structure for fixing a child seat to a vehicle body.

[0002]

2. Description of the Related Art Various types of fixing of a child seat in an automobile have been conventionally proposed. For example, a method of fixing to a front passenger seat or a rear seat using an adult seat belt, a method of fixing an adult seat belt, and a method of fixing a child seat support belt to a floor with a fixing device previously mounted on the floor (actual opening) 58-85537
However, such a belt system requires a certain amount of familiarity because it takes time to securely fix it to the seat. In addition, in the latter case, it is necessary to assemble a fixing device for each seat to which the child seat is fixed, which requires a lot of man-hours.

[0003] As another method, for example, a method of providing a receiving member on a structural member inside a seat and locking a child seat locking device to the receiving member for reasons of simplicity and reliability of the mounting method is a special feature. Kaihei 7-323770
JP-A-9-164869 or JP-A-6-3448
Although proposed by No. 17, etc., there is a problem that the seat itself must have sufficient strength to hold the child seat, and furthermore, it is necessary to provide a receiving member or the like in a structural member inside the seat. Therefore, there are also problems such as securing space inside the seat, complicating structural members, and increasing the weight of the seat.

[0004] In addition, as shown in FIG. 9, a receiving member 1 is mounted on a floor 101 whose strength is increased by reinforcement or the like.
02 are provided in advance by a required number, and the lower portion of the seat back 104 constituting the seat 103 and the seat cushion 1 are provided.
A method of fixing the lock device 107 to each receiving member 102 by inserting the lock device 107 of the child seat 106 from the rear portion of the child seat 05 is considered.

[0005]

However, as shown in FIG. 10, there are cases where the floor 101 is separated from the seat, such as a seat having a high seat or a foldable seat structure. However, it is necessary to increase the size of the receiving member 108 used for a plurality of devices, and there is a possibility that the receiving member 108 may obstruct the loading of luggage. The present invention has been made in view of such circumstances, and has as its object to provide a child seat fixing structure that can easily cope with different sheet shapes.

[0006]

SUMMARY OF THE INVENTION A child seat fixing structure according to the present invention is provided to solve such a problem, and a locking device projecting rearward of a child seat is engaged with a striker fixed to a floor. In the child seat fixing structure for fixing the child seat to a vehicle seat, an anchorage extending in the vehicle width direction is disposed between the floor and the striker, and the striker is positioned at a predetermined position with respect to the seat. It is characterized by becoming.

[0007] A plurality of strikers can be provided in the anchorage. For example, when a child seat is fixed to a rear seat where a plurality of people can sit, the anchorage should be long enough to traverse the room, and the rear seat It is preferable that the child seat can be fixed at any position of the child seat. In this case, a plurality of child seats can be fixed side by side.

[0008] The anchorage is formed such that the striker is at a predetermined position with respect to the seat. That is, the height of the anchorage is appropriately determined according to the shape of the seat of the vehicle, and the striker is located above the floor.

Preferably, the anchorage is configured to be detachably attached to the floor.
In this case, it is preferable that the anchorage can be removed by a simple operation, for example, a fastening mode using a combination of a bolt and a nut.

Preferably, the anchorage is formed by using a pipe material. For example, it is possible to form by pressing a plate material, but if a pipe material is used,
This is advantageous in terms of processing man-hours and strength.

In the case where the anchorage is formed using a pipe material, a flat portion is formed in the anchorage by crushing both ends thereof, and an attachment hole is provided in the flat portion. It is preferable to be configured so that it can be mounted on the floor with bolts through mounting holes.

[0012]

Next, an embodiment of a child seat fixing structure according to the present invention will be described with reference to the drawings. FIG. 1 shows an automobile to which a child seat fixing structure according to an embodiment of the present invention is applied. In the present embodiment, as shown in the figure, the child seat 10 placed on the rear seat 40 can be fixed to the vehicle. However, by adjusting the height and length of the anchorage 30, the assistant The present invention can also be applied to a seat (front seat) 50. The child seat 10 has two lock devices 11 protruding from the rear, and the lock device 11 is connected to the lower portion of the seat back 41 and the seat cushion 42.
It is of the type that is inserted and fixed between the rear part of it.

Next, a child seat fixing structure according to the present embodiment will be described with reference to FIGS. FIG.
Alternatively, as shown in FIG. 3, the floor 21 constitutes the bottom surface of the luggage space 20, and the reinforcement 22 is attached to the back side (lower side) and reinforced, and the side member 24 (see FIG. 3) Is also installed. As shown in FIG. 3, a nut 23 is attached to the reinforcement 22 by welding. The two nuts 23 are provided at predetermined intervals in the vehicle width direction W (see FIG. 3 or FIG. 4).

As shown in FIG. 5, the anchorage 30 is formed of a pipe material, both ends of which are bent in the same direction, and formed in a U-shape in plan view (see FIG. 4). . Each bent end portion is flattened to form a flat portion 33, and the flat portion 33 is further provided with a mounting hole 34. The distance between the mounting holes 34 corresponds to the distance between the nuts 23 provided on the floor 21, and the hole diameter also corresponds to the nominal diameter of the nut 23.

The anchorage 30 is provided with four strikers 31. The number of strikers 31 is 2 and 1
Pairs, and two pairs are provided. With the arrangement of the striker 31, as shown in FIG. 4, the child seat 10 can be fixed on the right side or the left side of the rear seat 40.

The striker 31 is formed by bending a solid round bar into a predetermined shape. As shown in FIG. 5, the anchorage 30 is provided with a hole 32 for attaching a striker at a predetermined position. Two holes 32 are provided for each striker 31. As shown in FIG. 6 or 7, the striker 31 is attached to the anchorage 30 by being inserted into the hole 32 and welded by arc welding. In the present embodiment, the striker 3
1 is attached, but as another attaching method, FIG.
, The striker 31 may be directly welded to the circumference of the anchorage 30 by arc welding,
In this case, it is not necessary to provide the striker mounting hole 32 in the anchorage 30 in advance. Further, since the striker 31 is welded to the lower end of the circumferential portion of the anchorage 30, the welded portion is less noticeable, which is preferable in appearance.

The thus formed anchorage 30
Is attached to the floor 21 using bolts 60 as shown in FIG. 2 or FIG. As shown in FIG. 2, when the anchorage 30 is attached, the anchorage 30 rises obliquely forward with respect to the floor 21, and the striker 31 further projects forward and upward. I have. And this striker 31
Then, when the lock device 11 of the child seat 10 placed on the rear seat 40 is engaged, the child seat 10 is fixed integrally with the vehicle body, and the child seat 10 can be installed on the rear seat 40.

Since the anchorage 30 is attached by the bolts 60, the anchorage 30 can be attached and detached as required, and can be arbitrarily removed. That is, the anchor 60 can be removed by loosening the bolt 60 as necessary, as in the present embodiment.
The loading space in the luggage space 20 can be easily secured. Further, even if the seat shape is different, for example, a seat having a high seating surface or a foldable seat, it is possible to easily cope with the structure of the floor 21 without largely changing the structure of the floor 21 by forming the anchorage 30 to an optimum size. it can.

[0019]

According to the child seat fixing structure of the present invention, in the child seat fixing structure for fixing the child seat to a vehicle seat by engaging a locking device projecting rearward of the child seat with a striker fixed to the floor. And an anchorage extending in the vehicle width direction between the striker and the striker,
Since the striker is positioned at a predetermined position with respect to the seat, the appearance of the child seat fixing structure can be improved, and even if the seat of the vehicle has a different seat shape, it can correspond to the seat shape. By providing the anchorage described above, the child seat can be fixed to the seat without greatly changing the structure of the floor, and versatility can be provided.

If the anchorage is configured to be removably attached to the floor, it can cope with a situation where a larger loading space is required in a vehicle when a child seat is not used.

When the anchorage is formed by using a pipe material, it is possible to easily secure the strength of the anchorage and to reduce the number of manufacturing steps, so that the manufacturing cost can be reduced. Can be.

By crushing both ends of the pipe material, a flat portion is formed in the anchorage, and a mounting hole is provided in the flat portion, and the flat portion is mounted on the floor with a bolt through the mounting hole. With such a configuration, the structure of the anchorage is simplified, the manufacturing cost can be further reduced, and the attachment and detachment of the anchorage can be easily performed.

[Brief description of the drawings]

FIG. 1 is a side view of an automobile to which a child seat fixing structure according to an embodiment of the present invention is applied.

FIG. 2 is an enlarged view of a portion A in FIG.

FIG. 3 is a sectional view taken along line III-III in FIG. 2;

FIG. 4 is a perspective view of the child seat fixing structure of the vehicle shown in FIG. 1 as viewed from a luggage space side.

FIG. 5 is a perspective view of an anchorage of the child seat fixing structure of FIG. 1;

FIG. 6 is a side view of the anchorage of FIG. 5;

FIG. 7 is a sectional view of the anchorage of FIG. 5 taken along line VII-VII.

FIG. 8 is a side view showing a modification of the anchorage of FIG. 5;

FIG. 9 is a side view of a rear seat to which a conventional child seat fixing structure is applied.

FIG. 10 is a side view of a rear seat to which a conventional child seat fixing structure is applied.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Child seat 11 Lock device 20 Luggage space 21 Floor 22 Reinforcement 23 Nut 24 Side member 30 Anchorage 31 Striker 32 Hole 33 Flat portion 34 Mounting hole 40 Rear seat 41 Seat back 42 Seat cushion 50 Passenger seat 60 Bolt W Vehicle width direction

Claims (4)

[Claims] 1. A child seat fixing structure for fixing a child seat to a vehicle seat by engaging a lock device protruding rearward of the child seat with a striker fixed to a floor, wherein a vehicle width is provided between the floor and the striker. An anchorage extending in a direction is provided, and the striker is at a predetermined position with respect to the seat. 2. The child seat fixing structure according to claim 1, wherein the anchorage is detachably attached to the floor. 3. The child seat fixing structure according to claim 1, wherein the anchorage is formed using a pipe material. 4. A flat portion is formed in the anchorage by crushing both ends of the pipe material, and a mounting hole is provided in the flat portion, and a bolt is provided to the floor through the mounting hole. The child seat fixing structure according to claim 3, wherein the child seat fixing structure is attached.