JPH0440983Y2 - - Google Patents

Description

[Detailed Description of the Invention] [Technical Field of the Invention] The present invention relates to a rear seat attachment device in which a seat back and a seat cushion are independent.

[Technical background of the invention and its problems]

When the rear seat 1 of the automobile shown in FIG. 1 has an independent seat cushion 2 and a seat back 3, they are individually attached to a seat mount 4. In other words, in the past, Figures 2 and 3
As shown in the figure, the seat bag 3 is attached to the seat mounting base 4 using the mounting bracket 5. Then, a U-shaped contact piece 6 is provided protruding toward the rear of the seat cushion 2, and with this contact piece 6 in contact with the back surface 7 of the seat bag 3, the front part of the seat cushion 2 is attached. A plate 8 is screwed and fixed to the seat mounting base 4 with screws 9. In the case of FIGS. 4 and 5, mounting plates 8 and 10 are provided protruding from the front and rear parts of the seat cushion 2, and screws 9 and 10 are
It is screwed and fixed to the seat mounting base 4 by a.

However, in the former case, the contact piece 6 is brought into contact with the back surface 7 of the seat bag 3, and the seat cushion 2
It is necessary to fix the contact piece 6 to the seat bag 3, and it is necessary to increase the size of the contact piece 6. In addition, the latter has mounting plates 8 and 1 at the front and rear of the seat cushion 2.
0 needs to be provided protrudingly and attached using screws 9 and 10a, resulting in the problem of a large number of parts and poor assembly workability.

[Purpose of invention]

The present invention was developed in view of the above-mentioned circumstances, and its purpose is to provide a rear seat mounting device that can improve rear seat mounting workability and reduce costs by reducing the number of parts. This is what I am trying to do.

[Structure of the idea]

In the present invention, mounting brackets for attaching the seat bag to the seat mounting base are provided at the lower portions of both the left and right sides of the seat bag, and each of these mounting brackets has a hook portion protruding in a direction in which they approach each other. The cushion is provided with a protruding hooking portion made of a pair of left and right wire rods that extend rearward from the rear and are curved in a U-shape at the tips. It is formed to cover the left side and upper part of the left hooking part of the hooking part, and by engaging with the left hooking part, it restricts the movement of the rear part of the seat cushion to the left and upward. The other of the stop portions is formed to cover the right side of the pair of right and left side engaging portions and the upper part of the right side, and by engaging with the right side of the pair of left and right side engaging portions, the rear portion of the seat cushion is moved to the right side and upward. The seat cushion is guided to the mounting position of the seat mounting base with the pair of left and right engaging parts respectively engaged with both of the engaging parts, and in this mounting position, the seat cushion is guided to the mounting position of the seat mounting base. It is characterized by being fixed to the seat mounting base.

[Example of idea]

Hereinafter, one embodiment of the present invention will be described based on the drawings. As shown in FIGS. 6 to 8, the rear seat 11 is composed of a seat back 12 and a seat cushion 13. Above seat bag 12
At the bottom of both left and right sides are car seat mounting bases 14.
Mounting metal fittings 15, 15 are provided for mounting to. This mounting bracket 15 is formed by bending a metal plate into an L-shape, and mounting holes 17, 17 are bored at both ends of this mounting surface 16.
8 has a hinge hole 19 bored therein. and,
This mounting bracket 15 is fixed to the seat mounting base 14 by mounting screws 20, 20 inserted into the mounting holes 17, 17. Further, a hinge shaft 21 of the seat bag 12 is inserted into the hinge hole 19, and the seat bag 12 is configured to be rotatable in the front and rear directions about the hinge shaft 21 as a fulcrum.
Furthermore, the mounting brackets 15, 1 configured in this way
The mounting surface 16 of 5 is provided with hooks 22 made of metal pieces that protrude toward each other.

On the other hand, mounting plates 23, 23 projecting downward are attached to both front ends of the seat cushion 13, and through holes 24, 24 are attached to these mounting plates 23, 23.
is drilled. And these mounting plates 23,
23 is a mounting screw 2 inserted into the through hole 24, 24
5 and 25 are tightened and fixed to the screw holes 26 of the seat mounting base 14. Further, a pair of left and right engaging parts 27, 27 made of wire rods curved into a U-shape are protruded from both rear ends of the seat cushion 13.
Of these, the left engaging part 27 is attached to the seat back 1.
It is engaged with a hooking portion 22 protruding from a mounting bracket 15 that pivotally supports the lower left end of the left side of the hook 2.
7 is engaged with a hook 22 that projects from a mounting bracket 15 that pivotally supports the lower right end of the seat bag 12. That is, the two hooking portions 22, 22 project from the two mounting fittings 15, 15 in a direction approaching each other, and one of the hooking portions 22 is connected to the left side of the left hooking portion 27. The other hooking part 22 is formed so as to cover only the right side and upper part of the right engaging part 27. Therefore, when the hooking portions 22, 22 and the hooking portions 27, 27 are respectively engaged, the seat cushion 13 is restricted from moving to the left by the one hooking portion 22, and the seat cushion 13 is restricted from moving to the left by the other hooking portion 22. It is adapted to be guided to a predetermined position on the seat mounting base 14 while its rightward movement is restricted by the portion 22 .

When attaching the seat bag 12 and the seat cushion 13 to the seat mounting base 14, first, the mounting holes 1 of the mounting fittings 15, 15 are
Mounting screws 20 and 20 are inserted into holes 7 and 17 and fixed to the seat mounting base 14. Next, the seat cushion 13 is slid rearward along the seat mounting base 14, and the pair of left and right engaging portions 27, 27 are
are engaged with the above-mentioned hooking parts 22, 22. In this case, since the pair of left and right engaging portions 27, 27 are formed of a wire extending toward the rear of the seat cushion 13 and having a U-shaped tip, the operator can attach the seat cushion 13 to the seat. If you slide backwards on the seat mounting base 14 from the front of the base 14, even if the seat cushion 13 is shifted in the left-right direction, the tips of the pair of left and right engaging parts 27, 27 are U-shaped, so Guided by the upper surface of the seat mount 14 and the hooks 22, 22, the seat cushion 13 can be accurately and easily set at the mounting position of the seat mount 14, and at the same time, the movement of the rear portion of the seat cushion 13 can be restricted. . While maintaining this state, the through holes 24, 24 of the mounting plates 23, 23 and the screw holes 26, 26 of the seat mounting base 14 are made to face each other, and the mounting screws 25, 25 are inserted from the mounting plates 23, 23 side.
screw in and fix it to the seat mounting base 14. Therefore, the rear part of the seat cushion 13 is fixed by the engaging parts 22, 22 and the left and right pair of engaging parts 27, 27, and the front part is fixed by the mounting plates 23, 23 to the seat mounting base. It is fixed at 14.

[Effect of idea]

As explained above, according to the present invention, when attaching the seat cushion to the seat mounting base, the engaging part provided at the rear of the seat cushion is engaged with the engaging part provided on the mounting bracket of the seat back, and the front It can be fixed by attaching it to the seat mounting base with a mounting screw, and the number of parts can be reduced.
Furthermore, by engaging the pair of left and right engaging parts extending rearward from the rear of the seat cushion with the engaging parts of the mounting brackets provided at the bottom of both left and right sides of the seat bag, one of the engaging parts can be used to The movement of the seat cushion is regulated, and the seat cushion can be accurately brought to the mounting position of the seat mounting base without shifting in the left-right direction while the movement in the right direction is regulated by the other latching portion. In addition, hooks are provided on the mounting brackets provided at the bottom of the left and right sides of the seat bag, respectively, protruding toward each other along the top surface of the seat mount, and at the rear of the seat cushion. A protruding engaging portion is formed of a pair of left and right wire rods that extend toward each other and are curved into a U-shape at their tips. Therefore, when installing the seat cushion, the operator can slide the seat cushion from the front of the seat mounting base to the rear on the seat mounting base, even if the seat cushion is shifted in the left-right direction. Since the tips of the pair of left and right hooking parts are U-shaped, the seat cushion can be accurately and easily set at the mounting position of the seat mounting base by being guided by the top surface of the seat mounting base and the hooking part, and at the same time, the seat cushion It is possible to restrict movement of the rear part, improve installation workability, and reduce costs.

Furthermore, according to the present invention, one of the latching parts restricts the movement of the left latching part to the left, and the other latching part restricts the movement of the right latching part to the right. Since the position of the seat cushion in the left and right direction is controlled by the cooperation of both hooking parts, the left end position of the left hooking part and the right end position of the right hooking part with respect to the seat cushion are determined. This makes it possible to define the lateral position of the seat cushion during assembly, which makes it possible to reduce dimensional control during manufacturing, which contributes to a reduction in manufacturing costs.

[Brief explanation of the drawing]

Figure 1 is a side view of a car showing a conventional rear seat, Figures 2 and 3 show the mounting position of a conventional rear seat, Figure 2 is a partially cutaway side view, and Figure 3 is a partially cutaway side view. A cutaway perspective view, FIGS. 4 and 5 show another conventional example, in which FIG. 4 is a partially cutaway side view, FIG. 5 is a partially cutaway perspective view,
FIG. 6 is an exploded perspective view of a rear seat showing an embodiment of the present invention, FIG. 7 is a partially cutaway side view of the mounting device of the same rear seat, and FIG. 8 is a perspective view of the mounting bracket. 11...Rear seat, 12...Seat back,
13...Seat cushion, 14...Seat mounting base, 15...Mounting bracket, 22...Latching portion, 27...
...Hanging department.

Claims (1)

[Scope of utility model registration request] On the seat mounting base installed on the floor of the car,
In a rear seat mounting device in which a rear seat seat cushion and a seat back are attached independently, mounting brackets for mounting the seat back to the seat mounting base are provided at the lower portions of both left and right sides of the seat back, and both mounting brackets are provided. At the rear of the seat cushion are left and right hooks that extend rearward and are curved into a U-shape at the tips. A pair of hooking portions made of wire rods are provided protrudingly, and one of the hooking portions is connected to the upper surface of the seat mounting base to connect the left hooking portion of the pair of left and right hooking portions. The seat shoe is formed to cover only the left side and the upper and lower sides, and the left hooking part is inserted between the one hooking part and the top surface of the seat mounting base, so that the seat shoe can be moved to the left and up and down. In addition to regulating the movement of the rear part of the seat, the other of the above-mentioned two above-mentioned above-mentioned above-mentioned both above-mentioned above-mentioned above-mentioned above-mentioned above-mentioned above-mentioned both above-mentioned above-mentioned above-mentioned above-mentioned both above-mentioned above-mentioned above-mentioned above-mentioned both above-mentioned above-mentioned above-mentioned above-mentioned two above-mentioned above-mentioned movement is controlled. The right engaging part is formed to cover and is inserted between the other engaging part and the top surface of the seat mounting base, thereby restricting movement of the rear part of the seat cushion in the rightward and vertical directions. The seat cushion is guided to the mounting position of the seat mounting base with the pair of left and right engaging portions inserted between the respective hooking portions and the top surface of the seat mounting base. and a front portion of the seat cushion is fixed to the seat mounting base in this mounting position.