JPH079898A - Trunk-through seat structure - Google Patents

Abstract

PURPOSE:To simply a structure, reduce cost and at the same time improve assemblage. CONSTITUTION:Regarding a trunk-through seat structure 1 where a split seat back formed out of one divided body 2 for housing a center arm rest 4 and the other divided body 3, is supported on a turning support mechanism 20, this support mechanism 20 has both end brackets 7 and 8 so laid as to be faced to each other for supporting both breadthwise ends of the bodies 2 and 3 via a pin joint, and center pins 9 and 10 projected in both directions at the boundary of both bodies 2 and 3. Also, the mechanism 20 has a center bracket 11 to support one body 2, the center arm rest 4 and the other body 3 in such a way as capable of turn through a pin joint. As a result, the bodies 2 and 3 and the center arm rest 4 are all connected to one another with opposite pin joints, thereby simplifying a structure and improving assemblage.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention separates a vehicle compartment and a trunk room from each other, and rotates a seat back having a two-part structure composed of one divided body for accommodating a center armrest and the other divided body. The present invention relates to a trunk through seat structure that connects a room and a trunk room.

[0002]

2. Description of the Related Art As a trunk through seat structure of this type, the structures shown in FIGS. 8 to 10 are conventionally known. The trunk through seat structure 50 shown in the figure has a center armrest 53 arranged between the passenger compartment and the trunk room.
A seat back (rear seat back) 7 having a two-part configuration including one divided body 51 for accommodating a vehicle and another divided body 52.
0, and the divided body 51, 52 of the seat back 70
Is rotatably supported by a seat back hinge 55 fixed to the floor of the vehicle on the rear side of the rear seat cushion 54, and a center armrest hinge 56 attached to the split body 51 connects the center armrest 53 to one of the split bodies. It is rotatably supported with respect to 51.

As shown in FIG. 9, the center armrest 53 is attached to the one divided body 51 by inserting the seat pipe frame 57 to the center armrest hinge in the lower part of the accommodation area for the center armrest 53 in the one divided body 51. 58 and 59 are provided so as to face each other.

The hinge 5 for the center armrest
8, a pin 53b protruding from the insert frame 53a of the center armrest 53 is engaged, and a bolt 60 inserted into the center armrest hinge 59 is provided on the other side of the insert frame 53a. The center armrest 53 is rotatably supported by the pin 53b and the bolt 60 with respect to one of the divided bodies 51 by being screwed into.

In a region adjacent to the divided bodies 51 and 52, a fixed body 61 of a center hinge 65 is fixed to a floor with a screw 63, and a pair of rotatable bodies 62 rotatably attached to the fixed body 61. One of them is fixed to the end portion of the seat pipe frame 57 of the divided body 51 by using a screw 64.

As described above, the center armrest 5
As shown in FIG. 10, the split body 51 in which 3 is incorporated has the end hinge 66 and the center hinge 6 in the forward tilted state.
5, the split body 52 is assembled to the other rotating body 62 of the center hinge 65.

[0007]

However, in the case of the trunk through seat structure 50 described above, the support position of the divided bodies 51 and 52 by the center hinge 65 and the end hinge 66, and the center armrest hinge 58,
This is a position different from the supporting position of the center armrest 53 by 59, and therefore the center hinge 65,
In addition to the end hinge 66, the center armrest hinge 5
Since it was necessary to independently provide 8, 59, the number of parts increased and the structure became complicated.

Further, in the case of the above-mentioned trunk through sheet structure 50, the assembling property is poor due to the complicated structure.

SUMMARY OF THE INVENTION Therefore, an object of the present invention is to provide a trunk through seat structure having an improved structure, a simplified structure, a reduced manufacturing cost, and a good assembling property.

[0010]

SUMMARY OF THE INVENTION According to the present invention, a seat back having a two-part structure, which divides a vehicle compartment and a trunk room and accommodates a center armrest, and a two-part structure, is pivotally supported. In a trunk-through-seat structure in which the vehicle compartment and the trunk room are communicated with each other by rotatably supporting the seat back by means of a portion, the rotation support mechanism portion constitutes one of the seat backs. Both end brackets of the opposing arrangement that support both ends in the vehicle width direction of the divided body and the other divided body by pin coupling, and are arranged in an area adjacent to both divided bodies and face each pin of the both end brackets. Equipped with a center pin protruding in both directions, one of the divided bodies, the center armrest, and the other divided body are rotatably supported by pin connection. It is intended to and a that center bracket.

Further, the both end brackets and the center bracket are configured so as to support both split bodies and the lower bottom part of the center armrest in a state of being levitated from the floor of the vehicle.

[0012]

According to the trunk through seat structure having the above-described structure, both end portions of the one divided body and the other divided body in the vehicle width direction are supported by the end brackets by the pin connection, and
Since one divided body and the center armrest that are in the adjacent state and each end of the other divided body are supported by a center bracket having a center pin protruding in both directions facing each pin of the both-end bracket,
One of the divided bodies, the center armrest, and the other divided body are all connected by facing pin connection, so that it is not necessary to provide a hinge for the center armrest as in the conventional example, and the structure is simplified. In addition, the manufacturing cost can be reduced and the assembling property can be extremely improved.

Further, when the both end brackets and the center bracket are fastened to the floor, the two divided bodies and the center armrest are arranged so as not to interfere with each other, so that the bracket is connected to the two divided bodies. Tightening is possible, the assembling property is further improved, and the number of assembling points can be reduced.

[0014]

EXAMPLES Examples of the present invention will be described in detail below.
The trunk-through-seat structure 1 shown in FIGS. 1 to 3 is a seat back having a two-part structure including one divided body 2 for accommodating a center armrest 4 arranged between a vehicle compartment and a trunk room and another divided body 3 ( Rear seat back)
5, the split bodies 2 and 3 of the seat back 5 and the center armrest 4 are individually rotatably supported on the rear seat cushion 6 side at the rear side of the rear seat cushion 6 by the rotation support mechanism portion 20. ing.

As shown in FIG. 3, the rotation support mechanism portion 20 is a pin that linearly opposes both end portions in the vehicle width direction of the one divided body 2 and the other divided body 3 constituting the seat back 5. L-shaped both end brackets 7 and 8 which are opposed to each other and are supported by pin coupling by 7a and 8a, and each pin 7a of the both end brackets 7 and 8 while being arranged in the adjacent region of the two divided bodies 2 and 3. , 8a are provided with center pins 9 and 10 which are opposed to each other in a straight line and project in both directions.

Further, the rotation support mechanism portion 20 has an L-shaped center for rotatably supporting the one divided body 2, the center armrest 4 and the other divided body 3 by pin coupling with the center pins 9 and 10, respectively. Bracket 11
And an auxiliary bracket 13 having a hole 13a facing the center pin 9 projecting from the pipe frame 2a with respect to the end surface of the accommodation area 12 for the center armrest 4 of the one divided body 2 on the end bracket 7 side. And an auxiliary bracket 14 projecting from the pipe frame 2a so as to face the accommodation area 12 on the side surface of the one divided body 2 on the divided body 3 side. The auxiliary bracket 14 is provided with a hole 14a which is in direct opposition to the hole 13a.

An insert panel 16 is arranged in the center armrest 4, and the insert panel 1 is provided.
6 has the hole 13a on the side surface of the auxiliary bracket 13 side.
A protruding pin 15 to be inserted into is provided. A receiving hole 17 into which the center pin 9 can be inserted is provided on the other side surface of the insert panel 16.

To attach the center armrest 4 to the accommodation area 12 of the split body 2, as shown in FIG. 4, the projecting pin 15 is inserted into the hole 13a of the auxiliary bracket 13 and the receiving hole 17 and the auxiliary hole are formed. Bracket 14
Of the center pin 9 of the center bracket 11 with the bush 18 interposed therebetween.
It should be inserted in 7.

The bush 18 is, as shown in FIG.
It has a substantially cylindrical shape and is provided with a protruding claw 18a at one end thereof. Due to the presence of this protruding claw 18a, the auxiliary bracket 14 and the insert panel 16 of the center armrest 4 are provided.
And are temporarily fixed.

Further, when the end brackets 7 and 8 are fastened to the floor, the end brackets 7 and 8 are attached to the floor so that the divided bodies 2 and 3 do not interfere with the assembling work.
As shown in FIG. 6, the split bodies 2 and 3 are projected rearward from the rear end portions and supported on the floor. In this example, the lower bottom portions of the split bodies 2 and 3 are floated from the floor. Instructing. As a result, the split bodies 2 and 3 can be assembled to the floor in a state where the end brackets 7 and 8 are connected, and the assemblability can be further improved.

Next, the order of assembling the divided bodies 2 and 3 by the above-described trunk through sheet structure 1 will be described with reference to FIGS. 6 and 7. First, as shown in FIG. 6, the end bracket 7 is fixed to a predetermined position in the vehicle compartment with a screw 19, and the center armrest 4 is accommodated in the pin 7a of the end bracket 7 as described above. The end hole 2b of the divided body 2 is inserted.

Next, the center armrest 4 is incorporated into the split body 2 as described above, and the auxiliary bracket 1 is attached.
After inserting the center pin 9 into the hole 14a of No. 4 with the bush 18 interposed, the center bracket 11 is fixed to the floor of the vehicle using the screw 19.

Further, as shown in FIG. 7, the end hole 3b of the divided body 3 is inserted into the other center pin 10 of the center bracket 11, and finally the end of the divided body 3 is formed at the end in the vehicle width direction. By inserting the pin 8a of the partial bracket 8 and fixing the end bracket 8 to the floor of the vehicle using the screw 19, the assembly of the divided bodies 2 and 3 is completed by a very simple procedure.

According to the trunk-through-seat structure 1 having the above-described structure, the one division body 2, the center armrest 4 and the other division body 3 are all connected by the pin connection of the facing arrangement, as in the conventional example. Since it is unnecessary to provide a hinge for the center armrest 4, the structure can be simplified, the manufacturing cost can be reduced, and the assembling property can be extremely improved.

Further, since the both end brackets 7 and 8 are arranged so that they can be fastened to the floor so that the two divided bodies 2 and 3 do not get in the way, the both end brackets 7 and 8 are attached to the divided bodies 2 and 3. It is possible to fasten it to the floor in a connected state, further improving the assembling property and reducing the number of assembling points. The present invention is not limited to the above-described embodiments, and various modifications can be made within the scope of the invention.

[0026]

According to the present invention described in detail above, since the above-mentioned structure is adopted, all the divided bodies and the center armrests are connected by the pin connection of the facing arrangement, and the center armrest as in the conventional example. Since it is not necessary to provide a hinge for use in the trunk through seat structure, the structure can be simplified, the manufacturing cost can be reduced, and the assembling property can be excellent. Further, according to the present invention, since the both-end brackets and the center bracket have the above-described configurations, it is possible to provide the trunk through seat structure capable of further improving the assembling property.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of a trunk through seat structure of the present invention.

FIG. 2 is a schematic side view of the present embodiment.

FIG. 3 is an exploded perspective view of the present embodiment.

FIG. 4 is a cross-sectional view showing a combined state of the center bracket and the center armrest of the present embodiment.

FIG. 5 is a partial view showing a supporting state of the end bracket according to the present embodiment.

FIG. 6 is a perspective view showing an assembling procedure of the present embodiment.

FIG. 7 is a perspective view showing an assembling procedure of the present embodiment.

FIG. 8 is a schematic side view showing a conventional structure of a trunk through sheet structure.

FIG. 9 is an exploded perspective view of the conventional structure.

FIG. 10 is a perspective view showing an assembling procedure of the conventional structure.

[Explanation of symbols]

 1 Trunk Through Seat Structure 2 Divided Body 3 Divided Body 4 Center Arm Rest 5 Seat Back 6 Rear Seat Cushion 7 End Bracket 7a Pin 8 End Bracket 8a Pin 9 Center Pin 10 Center Pin 11 Center Bracket 20 Rotation Support Mechanism

Claims (2)

[Claims] 1. A seat back having a two-part structure, which separates a vehicle compartment and a trunk room from each other, and includes one divided body for accommodating a center armrest and the other divided body,
In a trunk-through-seat structure in which the seat back is pivotally supported by a pivot support mechanism portion and the seat back is pivoted to communicate the passenger compartment and the trunk room, the pivot support mechanism portion includes the seat back. The opposite end brackets that support both ends in the vehicle width direction of the one divided body and the other divided body that are configured by pin coupling, and each of the both end brackets that are arranged in the adjacent regions of the two divided bodies. A trunk through comprising a center pin protruding in both directions facing the pin, and a center bracket for rotatably supporting one divided body and a center armrest and the other divided body by pin coupling. Seat structure. 2. The trunk through seat structure according to claim 1, wherein the both end brackets and the center bracket support the divided bottom body and the lower bottom portion of the center armrest in a state of being floated from the floor of the vehicle.