JPH08225034A - Fixing device for vehicle seat - Google Patents

Abstract

PURPOSE: To provide a fixing device of seat for vehicle which can respond to various seat settings easily, requires no reforming work when the seat setting is converted, never hurts the floor material, and has a fine appearance. CONSTITUTION: At the upper end of a connecting member 17 to connect a floor member 15 at the upper side and a floor member 16 at the lower side, a rail 23 furnishing a line groove 25 on the upper part is formed, a bolt installing hole 33 is formed to a corner member 30 to cover from the upper part to the side part of the rail 23, and a seat leg 37 is fixed to the rail 23 by a bolt 39 inserting through the line groove 25 and the bolt installing hole 33 from the inner side of the rail 23.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle seat fixing device, and more particularly to a vehicle seat in which a seat leg is fixed near the step of the floor and above the step. The present invention relates to a seat fixing device.

[0002]

2. Description of the Related Art In a vehicle such as a bus, for example, a passage is provided at a substantially central portion in a width direction of a floor surface in a passenger compartment, and seats are arranged on both sides of the passage. Normally, there is a step between the portion where the seat is arranged and the passage portion, and as shown in FIG. 9, the upper floor material 1 on which the seat is arranged and the lower floor material 2 which constitutes the passage are connected. It is adapted to be connected by the member 3. A portion of the side end surface of the floor material 1 on the upper side is covered with the corner member 4, and the mounting piece 6 fixed to the lower end of the seat leg 5 slightly inside the portion covered with the corner member 4. Is the upper floor material 1 with bolts 7
Is to be fixed.

A seat plate 8 is attached to the lower surface of the floor material 1 on the upper side of the seat leg 5 below the mounting position, and the mounting piece 6 of the seat leg 5 and the floor material 1 on the upper side are attached. A bolt 7 that is inserted through the bolt insertion hole 9 is screwed into the lower seat plate 8, and the seat leg 5 is fixed to the upper floor member 1 by the bolt 7.

[0004]

As described above, the seat is fixed to the floor surface of the conventional bus by attaching the seat plate 8 to the lower surface of the upper floor material 1 and inserting the bolt insertion hole 9 into the floor material 1. The bolt 7 is inserted through the insertion hole 9 so as to be fixed. However, since the seats are arranged in various ways, it is necessary to form the bolt insertion hole 9 in the floor material 1 on the upper side each time, and once the seat is fixed, it cannot move. Therefore, it has become very difficult to repair the upper floor material 1 due to a specification change or a wrong installation.

The present invention has been made in view of the above problems, and it is possible to easily cope with a change in the specification of seat attachment, and to repair the flooring material even in the case of erroneous attachment. It is an object of the present invention to provide a fixing device for a vehicle seat that does not require the above.

[0006]

SUMMARY OF THE INVENTION The present invention relates to a vehicle seat fixing device for fixing a seat leg to an upper side of a step near a stepped portion of a floor, and a lower floor material by a connecting member. And the floor material on the upper side are connected with a step, and a rail portion is provided on the upper end side of the connecting member, and the side surface of the rail portion is abutted against the side end of the upper floor material and the upper side of the rail portion. A groove is formed to allow the bolt to pass through, and a corner member is attached to the upper side of the rail portion. The corner member presses the side edge of the upper floor material from the upper side and abuts the floor material on the upper side of the rail portion. It is designed to cover the side surface on the side opposite to the side edge and to fix the seat leg to the rail part with bolts that pass through the bolt mounting holes formed in this corner member. That.

[0007]

The upper floor material and the lower floor material are connected by the connecting member with a step, and the side end of the upper floor material is butted against the side surface of the rail portion formed at the upper end of the connecting member. Moreover, the side edge of the floor material on the upper side is pressed from the upper side by the corner member. Then, the seat leg is fixed with the bolt inserted through the bolt mounting hole provided in the corner member engaged with the groove of the rail portion, so that the seat leg may clamp the corner member for this purpose. Then, it is fixed to the rail portion of the connecting member.

[0008]

1 to 3 show a vehicle seat fixing device according to an embodiment of the present invention. The vehicle seat fixing device comprises an upper floor material 15 and a lower floor material. In the vicinity of the step between the seat leg and the seat 16,
It is fixed on the side. As shown in FIG. 1, the floor member 15 on the upper side and the floor member 16 on the lower side are connected by a connecting member 17 with a step.

As shown in FIGS. 2 and 3, the connecting member 1
7 has a predetermined size in the lengthwise direction of the vehicle, and its upper end and lower end are bent in mutually opposite directions, and are connected to the floor material 16 on the lower side by the bent portions on the lower side. It is like this. On the other hand, the auxiliary plate 22 is attached so as to face the upper bent portion, and the flat plate-shaped rail portion 23 is formed at the upper end of the connecting member 17 by the auxiliary plate 22. . A receiving plate 24 is fixed to the lower surface of the rail portion 23, and the receiving plate 24 receives the lower surface of the floor material 15 on the upper side. A slit-shaped groove 25 is formed on the upper surface of the rail portion 23 so as to open upward.

A corner member 30 is attached so as to cover the rail portion 23 provided at the upper end of the connecting member 17. The corner member 30 is provided with a pressing piece 31 at its side end, and the pressing piece 31 allows the floor material 15 on the upper side.
The side edge abutted with the rail portion 23 is covered from above. Further, the corner member 30 is provided with an extending portion 32 extending downward on the opposite side. The extending portion 32 opposes the side surface of the rail portion 23 opposite to the above-mentioned floor material 15 above. It is designed to cover the sides. Moreover, the corner member 30 is formed with bolt mounting holes 33 intermittently along the length direction thereof.

When the seat leg 37 is fixed on the rail portion 23 of the connecting member 17 via the corner member 30, the mounting piece 38 attached to the lower end of the seat leg 37 is mounted on the corner member 30. As well as
The bolt 39 is inserted from the inside of the rail portion 23 of the connecting member 17 through the groove 25 and the bolt attachment hole 33, the washer 40 is inserted from the upper side of the attachment piece 38 into the tip portion of the bolt 39, and the nut 41 is attached to the bolt 39. The seat leg 37 is fixed to the rail portion 23 by screwing.

As described above, in the vehicle seat fixing apparatus according to the present embodiment, the upper portion of the connecting member 17 for connecting the upper floor material 15 and the lower floor material 16 has the rail portion 23 for fixing the seat.
The seat is fixed by bolts 39 that are inserted through the bolt mounting holes 33 of the corner member 30 that covers the rail portion 23 from above. The seating is facilitated by the bolt mounting holes 33 formed in the corner member 30 in advance. Rail part 23
The rail portion 23 is formed by the combination of the corner member 30 and the corner portion 30.
It is possible to fix the seat leg 37 while hiding the line groove 25 by the corner member 30.

With such a structure, it is possible to easily cope with various seat arrangements by changing the corner member 30 or changing the position of the bolt mounting hole 33 without changing the rail portion 23. become. Also, when the seat arrangement is changed, the corner member 30 in which the positions of the bolt mounting holes 33 are different is used, or the corner member 3 is used.
Only by forming the bolt mounting hole 33 at another position of 0, the seat arrangement can be changed or repaired, and the specification change or repair work is greatly reduced.

Further, since it is not necessary to form a bolt mounting hole in the upper floor member 15, the floor member is not damaged and the appearance is improved. Further, since the edge portion of the floor member 15 on the upper side is abutted against the side end of the rail portion 23 at the upper end of the connecting member 17 and is pressed by the holding piece 31 of the corner member 30, the strip of the rail portion 23 is formed. There is no need for a molding to hide the groove 25.

Further, such a vehicle seat fixing device uses the rail portion 23 and the corner member 30 on the upper end side of the connecting member 17, and the bottle cooler is provided at a position where the seat is not mounted, as shown in FIG. 4, for example. 43 may be fixed. The bottle cooler 43 is disposed on the upper surface of the floor material 15 on the upper side and near the step portion with the floor material 16 on the lower side, and the groove 25 of the rail portion 23 and the corner member 30.
It will be fixed by the bolts inserted through the bolt mounting holes 33. Instead of the bottle cooler 43, a car pot, a service box, or another bus may be used to attach a service device in the vehicle.

Further, the structure of the upper rail portion 23 of the vehicle seat fixing device of the above-described embodiment is such that the auxiliary plate 22 and the receiving plate 24 are added to the upper end of the connecting member 17, but the rail portion 23. Various changes can be made to the structure of.

For example, as shown in FIG. 5, the tip of the bent portion on the upper end side of the connecting member 17 is used as a receiving plate 24, and the upper end of the connecting member 17 has a rectangular cross section and an upper groove 25.
You may make it fix the rail part 23 in which the part is formed by welding.

FIG. 6 shows another modification. In this modification, the upper end side of the connecting member 17 is bent so as to abut against the side end of the upper floor material 15, and the auxiliary plate 22 is fixed to the opposite side part, whereby the rail portion 23 is formed.
May be formed. In this case, the receiving plate 24 made of a separate member is welded and attached to the lower side of the rail portion 23.

In the modification shown in FIG. 7, similarly to the modification shown in FIG. 6, the connecting member 17 is bent toward the side end of the upper floor material 15, and the auxiliary plate 22 is formed so as to form the opposite side end.
Are welded to the upper end of the connecting member 17, and the rail portion 23 is assembled by combination with the auxiliary plate 22, and a receiving plate 24 made of another member is welded and attached to the lower side of the rail portion 23. Is.

In FIG. 8, a U-shaped auxiliary plate 22 is welded to a side portion of the upper end of the connecting member 17 opposite to the bent portion so that the rail portion 23 can be assembled. In this case, the upper auxiliary plate 22 is connected and fixed by the reinforcing plate 44, and the receiving plate 24 for receiving the upper floor material 15 is welded and attached to the lower side of the rail portion 23.

[0021]

As described above, according to the present invention, the lower end is locked by the groove of the rail portion provided on the upper end side of the connecting member for connecting the upper floor member and the lower floor member. ,
A bolt for a corner member that is attached so as to press the side edge of the upper flooring material that abuts against the side edge of the rail portion, and that also covers the side surface of the rail portion that is opposite to the side surface that abuts against the upper flooring material. The seat leg is fixed to the rail portion so that the corner member is sandwiched by the bolt inserted through the hole, thereby fixing the seat.

According to such a structure, it becomes possible to cope with various seat arrangements only by changing the position of the corner member or the bolt mounting hole thereof, and the bolt mounting hole is formed in the upper floor material. There is no need for it, and you can easily move it even after fixing the seat once. Further, in the case of a specification change or an erroneous installation, the floor material does not need to be repaired at all, and the upper floor material is not damaged, so that the appearance is improved.

[Brief description of drawings]

FIG. 1 is a cross-sectional view of essential parts showing a fixing device for a vehicle seat.

FIG. 2 is an enlarged sectional view of a main part of a fixing portion of a seat.

FIG. 3 is an exploded perspective view of the relevant part.

FIG. 4 is a perspective view of an essential part with a bottle cooler attached.

FIG. 5 is a longitudinal sectional view of an essential part showing a structure of a rail part of a modified example.

FIG. 6 is a longitudinal sectional view of an essential part showing the structure of a rail part of a modified example.

FIG. 7 is a longitudinal sectional view of an essential part showing the structure of a rail part of a modified example.

FIG. 8 is a longitudinal sectional view of an essential part showing the structure of a rail part of a modified example.

FIG. 9 is a longitudinal sectional view of a main part of a conventional seat fixing device.

[Explanation of symbols]

 15 Upper floor material 16 Lower floor material 17 Connecting member 22 Auxiliary plate 23 Rail part 24 Receiving plate 25 Groove 30 Corner member 31 Holding piece 32 Extension part 33 Bolt mounting hole 37 Seat leg 38 Mounting piece 39 Bolt 40 Washer 41 Nut 43 Bottle Cooler 44 Reinforcing Plate

Claims (1)

[Claims] 1. A vehicle seat fixing device for fixing a seat leg to an upper side of a step near a step portion of a floor, wherein a lower end side is connected to a lower floor material and an upper end side is an upper side. A connecting member that is connected to the floor material, and the end portion and the side surface of the upper floor material are abutted,
A bolt groove is formed above the rail member, the rail portion is provided at the upper end of the connecting member, and the bolt mounting hole is aligned with the rail groove of the rail portion. The bolt is inserted through the mounting hole. The seat leg is fixed to the rail portion by means of which the side edge of the upper floor material abutted with the rail portion is pressed from the upper side, and the side surface abutted with the upper floor material from the upper surface of the rail portion. And a corner member mounted on the rail portion so as to cover a side surface on the opposite side, and a fixing device for a vehicle seat.