JP2003267269A - Tire floor panel structure for truck carrier - Google Patents

Abstract

(57) [Summary] [Problem] To provide a tire floor panel structure of a truck bed capable of eliminating a horizontal joist, reducing the thickness of the floor tire section, securing clearance between the tires and lowering the floor. provide. SOLUTION: A rigid member 36 such as a square tube extending in the lateral width direction of a vehicle is provided at a central portion of a metal core member 35 made of paper or aluminum having a honeycomb structure by using a thin metal plate such as aluminum. The floor panel module 21 of the tire portion is formed by covering with a panel upper 37 formed in a box shape having an open lower surface and a panel lower 38 formed in a flat plate shape with a thin metal plate such as aluminum. The panel module 21 is placed on the spacer joist provided on the vertical joist.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a tire floor panel structure for a truck bed.

[0002]

2. Description of the Related Art Generally, as a truck carrier, a demand for a carrier capable of opening the entire side surface of the body speedily has been strong, and a wing body type carrier is one that satisfies these requirements.

FIG. 19 shows an example of a wing body type truck bed, which is a floor 2 of the bed 1.
At the front end of the cab 3, a front wall 4 is erected along the rear surface of the cab 3, and at the rear end of the floor 2 of the loading platform 1, a rear gate frame 6 to which a double door rear door 5 is attached is erected. A pair of left and right wing groves 8 are provided on the left and right ends of the floor 2 of the cargo bed 1 so as to be openable and closable, and cover the upper surface and the side surface between the front wall 4 and the rear gate frame 6, respectively. It has a configuration that can be opened and closed by.

There is also a so-called full wing type in which the lower ends of the left and right wing grooves 8 extend to the left and right ends of the floor 2 of the luggage carrier 1, respectively, without the tilt 7.

Conventionally, as shown in FIG. 20, the floor 2 of the loading platform 1 has a vertical joist 12 fastened with a U bolt (not shown) or the like on a chassis frame 10 extending in the vehicle front-rear direction via a spacer 11. A plurality of lateral joists 14 as a strength member that is fixed and extends in the vehicle width direction are provided on the vertical joists 12.
They are arranged at required intervals in the vehicle front-rear direction and fastened and fixed with bolts or the like, and a waterproof undersheet 13 is laid on the lateral joists 14, and a floor plate 15 such as an Apiton extending in the vehicle front-rear direction is laid. It is designed to be spread over a large number in the vehicle width direction.

[0006]

However, in the conventional truck bed as described above, it is necessary to secure the required clearance between the lateral joist 14 and the tire 34 in the tire portion of the floor. However, the height of the floor is increased, which hinders the reduction of the floor, which makes it difficult to load and unload luggage.

In view of the above situation, the present invention eliminates the need for lateral joists, thins the tire portion of the floor, secures a clearance between the tire portion and the tire, and makes the floor portion of the truck tire portion low. It is intended to provide a floor panel structure.

[0008]

According to the present invention, a vertical joist is laid on a chassis frame extending in the vehicle front-rear direction, and
Skirt rails extending in the vehicle front-rear direction are arranged at both width ends of the luggage carrier, and a plurality of floor panel modules are placed so as to be placed on the vertical joists and laid between the skirt rails. In the tire part floor panel structure, a rigid member extending in the vehicle width direction is arranged in the center of the core member, and the core member having the rigid member arranged in the center part is covered with a thin metal plate to form a tire member. A floor panel module for a truck is characterized in that a floor panel module is formed and the floor panel module of the tire portion is placed on a spacer joist provided on a vertical joist.

In the tire floor panel structure of the truck carrier, the core member is covered with a box-shaped panel upper whose lower surface is opened by a thin metal plate and a flat panel lower formed by the thin metal plate. Of the floor panel module of the tire portion, the flange portion projecting to the front and rear edges of the floor panel module of the tire portion is fixed to the spacer joist, and the upper and lower flange portions projecting to the left and right edge portions of the floor panel module of the tire portion are formed. The lid member can be fixed to the skirt rail, and can be fixed by embedding the lid member in the gap formed between the floor panel modules of the tire portions adjacent to each other in the front and rear.

Further, in the tire floor panel structure of the truck bed, the front and rear and right and left side surfaces of the core member are surrounded by frame members, and the upper and lower surfaces of the core member surrounded by the frame members on the front and rear and right and left side surfaces are formed by a thin metal plate. To form a floor panel module of the tire portion which is covered so as to be sandwiched by the panel upper and the panel lower, and the front and rear edges of the floor panel module of the tire portion are fixed to the spacer joists, and the floor panel module of the tire portion It is also possible to fix the left and right edges to the skirt rail, and insert a sealing material between the floor panel modules of the tire portions that are adjacent to each other in the front and rear.

According to the above means, the following effects can be obtained.

The floor panel module of the tire portion is formed by covering a core material, in which a rigid material is arranged in the center portion, with a thin metal plate, and prevents left and right end portions from being bent downward when a load is placed. The function of horizontal joist as a strength member is added and it is made thin, and moreover, because it is placed on the spacer joist provided on the vertical joist, it does not need to raise the floor height It will be possible to secure the clearance, which will lead to lower floors and easier loading and unloading of luggage.

[0013]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings.

1 and 2 show an example of the embodiment of the present invention. In the drawings, the parts denoted by the same reference numerals as those in FIGS. 19 and 20 represent the same parts and extend in the vehicle front-rear direction. With respect to the vertical joist 12 laid on the chassis frame 10, the front unit 17 in which the front wall 4 of the loading platform 1 is erected from the front end of the floor panel 16 and the floor panel 16 of the front unit 17 from both width ends to the rear. A rear unit 1 connected to the front unit 17 via a skirt rail 18 arranged to extend and on which a rear gate frame 6 of the luggage carrier 1 is erected.
9 and a center unit 22 in which a plurality of floor panel modules 20 and 21 are spread so as to be bridged between the skirt rails 18 connecting the front unit 17 and the rear unit 19 to form the basis of the luggage carrier 1. It is designed to form a part.

As shown in FIG. 3, the floor panel module 20 used for the general part of the floor has a honeycomb-structured core material 23 made of paper or metal such as aluminum, and a lower surface opened by a thin metal plate such as aluminum. The panel upper 24 formed in a box shape and the panel lower 25 formed in a flat plate shape by a metal thin plate such as aluminum are covered, and the floor panel module is constructed by the outer shell structure formed by the metal thin plate. 20 is provided with the function of a horizontal joist as a strength member that prevents the left and right ends from bending downward when a load is placed. Flange portion 26 projecting to the front and rear edges of the floor panel module 20
As shown in FIG. 4, the bracket 27 fixed to the vertical joist 12 is fixed by tightening bolts and nuts 28, and a gap having an E-shaped cross section is formed in a gap formed between the floor panel modules 20 adjacent to each other in the front and rear. The member 29 is embedded and fixed with an adhesive or the like to ensure waterproofness.
Incidentally, as shown in FIG. 1, a similar lid member 29 is embedded in a gap formed between the floor panel 16 of the front unit 17 and the floor panel module 20 and fixed with an adhesive or the like.
It is designed to ensure waterproofness. Further, as shown in FIG. 5, the upper flange portion 30 and the lower flange portion 31 projecting to the left and right edges of the floor panel module 20 are respectively rivets 32, 33 with respect to the upper and lower flange portions of the skirt rail 18 having a U-shaped cross section. It is fixed at. In addition, FIG. 5 shows a type in which the tilt 7 is attached to the skirt rail 18, but the full wing type without the tilt 7 is
As shown in FIG.

7 to 10 show a floor panel module 20 'as a modified example of the floor panel module 20 used in the general part of the floor, which floor panel module 20' includes a core member 23 The front, rear, left and right side surfaces are surrounded by frame members 51, 52 having a C-shaped cross section, and the frame members 51, 5 are
The upper and lower surfaces of the core member 23, which surrounds the front, rear, left and right side surfaces with 2, are configured to be sandwiched between a panel upper 24 'and a panel lower 25' made of a thin metal plate.
Due to the outer shell structure in which the frame members 51 and 52 and the thin metal plates are combined, the floor panel module 20 ′ has a lateral joist function as a strength member that prevents the left and right ends from being bent downward when a load is placed. Is added. A nut 53 is welded in advance to a required position inside the frame member 51 before and after the floor panel module 20 ′,
As shown in FIGS. 8 and 9, the front and rear edges of the floor panel module 20 ′ are fixed to the vertical joist 12 by penetrating the bracket 27, the panel lower 25 ′ and the frame member 51 fixed to the vertical joist 12 and tightening the bolts 54. A sealing member 55 is interposed between the floor panel modules 20 'that are fixed to each other and are adjacent to each other in the front and rear, whereby the lid member 29 (see FIGS. 1 and 4) having the E-shaped cross section is provided. Instead, it is designed to ensure waterproofness. Further, as shown in FIG. 10, the upper and lower flange portions of the frame member 52 projecting to the left and right edge portions of the floor panel module 20 ', and the end portions of the panel upper 24' and the panel lower 25 'are respectively skirt rails 18 having a U-shaped cross section. Rivets 32, 3 for the upper and lower flanges of
It is fixed at 3.

On the other hand, the floor panel module 21 used for the tire portion of the floor is required to be thinner than that used for the general portion to avoid interference with the tire 34 and to be increased in strength by the reduced thickness. As shown in FIG.
A core material 35 having a honeycomb structure and made of a metal such as aluminum is provided with a rigid material 36 such as a square tube extending in the lateral direction of the vehicle at the center thereof, and the lower surface is opened by a thin metal plate such as aluminum. The panel upper 37 formed in a box shape and the panel lower 38 formed in a flat plate shape by a thin metal plate such as aluminum are covered, and an outer shell made of a thin metal plate in which such a rigid member 36 is incorporated. Due to the structure, even if the floor panel module 21 of the tire portion is thin, the same function as a horizontal joist as a strength member that prevents the left and right end portions from bending downward when a luggage is placed is added. As shown in FIGS. 12 and 13, a spacer joist 39 is placed on the vertical joist 12 in the tire portion of the floor and fixed by a reinforcing plate 40, and a flange portion projecting to the front and rear edges of the floor panel module 21. 41 is
The bracket 42 fixed to the spacer joist 39 is fixed by tightening bolts and nuts 43, and in the gap generated between the floor panel modules 21 adjacent to each other in the front and rear,
A lid member 44 having an E-shaped cross section is embedded and secured with an adhesive or the like to ensure waterproofness. Further, as shown in FIGS. 12 and 14, a solid material 47 such as aluminum is fitted between the upper flange portion 45 and the lower flange portion 46 projecting to the left and right edge portions of the floor panel module 21, and these are attached. The skirt rail 18 having a U-shaped cross section is fixed by a rivet 49 so as to be sandwiched between the upper flange portion and the intermediate flange portion 48. In addition, as shown in FIGS. 1 and 13, in the gap formed between the floor panel module 20 used for the general floor portion and the floor panel module 21 used for the tire portion, a lid having a cross-sectional shape matching the step is formed. The member 50 is embedded in the same manner as described above and fixed with an adhesive or the like to ensure waterproofness.

FIGS. 15 to 18 show a floor panel module 21 'as a modified example of the floor panel module 21 used for the tire portion of the floor. The floor panel module 21' has a rigid member 36. The front, rear, left and right side surfaces of the core member 35 arranged in the central portion are provided with a frame member 61 having a C-shaped cross section,
In addition to being surrounded by 62, the upper and lower surfaces of the core member 35 surrounded by the frame members 61, 62 on the front, rear, left and right side surfaces are covered by a panel upper 37 'and a panel lower 38' made of a thin metal plate. And such rigid material 3
Due to the outer shell structure in which 6 is built in and the frame members 61 and 62 are combined with a thin metal plate, the floor panel module 21 ′ has a strength that prevents the left and right ends from bending downward even when a load is placed, even if it is thin. The function of horizontal joist as a member is added. A nut 63 is previously welded to a required portion inside the frame member 61 before and after the floor panel module 21 ′,
As shown in FIGS. 16 and 17, the bracket 63, the panel lower 38 ′, and the frame member 61 that are fixed to the spacer joist 39 are passed through the nut 63, and the bolts 64 are fastened to the front and rear of the floor panel module 21 ′. An edge portion is fixed to the spacer joist 39, and a sealing material 65 is interposed between the floor panel modules 21 'adjacent to each other in the front and rear, whereby the lid member 44 having the E-shaped cross section (see FIG. 1).
And FIG. 13) are provided to ensure waterproofness. Also, as shown in FIGS. 15 and 18, a solid material 47 such as aluminum is fitted between the upper and lower flange portions of the frame member 62 projecting to the left and right edge portions of the floor panel module 21 ', and these are cut into cross-sections. It is fixed with rivets 49 so as to be sandwiched between the upper flange portion and the intermediate flange portion 48 of the V-shaped skirt rail 18. still,
In the case of such a modified example, since a difference in thickness occurs at the abutting portion between the floor panel module 20 'used for the general part of the floor and the floor panel module 21' used for the tire part, it is used for the tire part. According to the height of the floor panel module 21 ′, a sealing material 65 is interposed between the floor panel module 20 ′ and the floor panel module 20 ′ used in the general part of the floor.
Thus, the waterproof property is ensured without providing the lid member 50 having the E-shaped cross section (see FIGS. 1 and 13).

Next, the operation of the illustrated example will be described.

When manufacturing the luggage carrier 1, the front unit 17 in which the front wall 4 of the luggage carrier 1 is erected from the front end of the floor panel 16 is assembled to the vertical joist 12 laid on the chassis frame 10 extending in the vehicle front-rear direction. At the same time, a rear unit 19 on which the rear gate frame 6 of the luggage carrier 1 is erected is assembled, and both width ends of the front unit 17 and the rear unit 19 are connected by skirt rails 18, and between the skirt rails 18. A plurality of floor panel modules 20 and 21 (or floor panel modules 20 ′ and 21 ′) forming the center unit 22 so as to be laid across may be spread and assembled to the vertical joist 12.

Here, each of the floor panel module 21 or the floor panel module 21 'of the tire portion is formed by covering a core material 35, in which a rigid material 36 is arranged at the center, with a thin metal plate, and carrying a load. The lateral joist is added as a strength member that prevents the left and right ends from bending downward during placement, and is thinned, and is placed on the spacer joist 39 provided on the vertical joist 12. Therefore, it is possible to secure a clearance with the tire 34 without increasing the floor height, which leads to a lower floor and facilitates loading and unloading of luggage.

In this way, the horizontal joists are not required, the tire portion of the floor can be made thin, the clearance between the tire 34 and the tire 34 can be secured, and the floor can be lowered.

The tire floor panel structure of the truck bed according to the present invention is not limited to the above-mentioned illustrated examples, and various modifications can be made without departing from the scope of the present invention. Is.

[0024]

As described above, according to the tire floor panel structure of the truck bed of the present invention, horizontal joists are not necessary and the floor tire portion is thinned to secure the clearance between the tire and the tire. In addition, the excellent effect that the floor can be reduced can be obtained.

[Brief description of drawings]

FIG. 1 is an overall perspective view of an example of an embodiment of the present invention.

FIG. 2 is a cross-sectional view of a general part of a floor in an example of an embodiment of the present invention, which is a view corresponding to a II-II cross section of FIG.

FIG. 3 is an exploded perspective view of a floor panel module used for a general floor portion in an example of an embodiment of the present invention.

FIG. 4 is a cross-sectional view showing a fixing portion for a vertical joist of the floor panel module used for the general portion of the floor in the example of the embodiment of the present invention, and is a view corresponding to the IV-IV cross section of FIG. 1.

5 is a cross-sectional view showing a fixed portion to a skirt rail (a type with a tilt) of a floor panel module used for a general floor portion in an example of an embodiment of the present invention, and is a view corresponding to a V portion in FIG. 2. FIG. Is.

FIG. 6 is a cross-sectional view showing a fixing portion for a skirt rail (full wing type without tilt) of a floor panel module used for a general floor portion in an example of an embodiment of the present invention, and is a V portion in FIG. FIG.

FIG. 7 is an exploded perspective view of a modified example of a floor panel module used for a general floor portion in an example of an embodiment of the present invention.

8 is a cross-sectional view showing a fixing portion with respect to a vertical joist of a modification of the floor panel module shown in FIG.
FIG. 6 is a view corresponding to an IV section.

9 is a view corresponding to a IX-IX section in FIG.

10 is a cross-sectional view showing a fixed portion for a skirt rail (type with a tilt) of a modified example of the floor panel module shown in FIG. 7, and is a view corresponding to a V portion in FIG. 2.

FIG. 11 is an exploded perspective view of a floor panel module used for a tire portion of a floor in an example of an embodiment of the present invention.

FIG. 12 is a cross-sectional view of the tire portion of the floor in the example of the embodiment of the present invention, which is a cross-sectional view corresponding to the XII-XII section in FIG. 1.

13 is a cross-sectional view showing a fixing portion to a vertical joist of the floor panel module used for the tire portion of the floor in the example of the embodiment of the present invention, which is taken along line XIII-X in FIG.
It is a III cross section equivalent figure.

FIG. 14 is a cross-sectional view showing a fixing portion for a skirt rail (type with a tilt) of a floor panel module used for a tire portion of a floor in an example of an embodiment of the present invention, and is a view corresponding to an XIV portion of FIG. 12. Is.

FIG. 15 is an exploded perspective view of a modified example of the floor panel module used for the tire portion of the floor in the example of the embodiment of the present invention.

16 is a cross-sectional view showing a fixing portion with respect to a vertical joist in a modified example of the floor panel module shown in FIG. 15, and is a view corresponding to a cross section taken along line IV-IV of FIG. 1.

17 is a view corresponding to a cross section taken along line XVII-XVII of FIG. 16.

FIG. 18 is a cross-sectional view showing a fixed portion for a skirt rail (type having a tilt) of a modified example of the floor panel module shown in FIG. 15, and is a view corresponding to the XIV portion of FIG. 12.

FIG. 19 is a perspective view showing an example of a wing body type truck bed.

FIG. 20 is a cross-sectional view of a floor of a conventional luggage carrier.

[Explanation of symbols]

1 platform 10 chassis frame 12 Vertical joist 18 skirt rail 21 floor panel module 21 'floor panel module 34 tires 35 core material 36 Rigid material 37 panel upper 37 'panel upper 38 panel lower 38 'panel lower 39 Spacer joist 41 Flange 43 bolts and nuts 44 Lid member 45 Upper flange 46 Lower flange 47 solid wood 48 Intermediate flange 49 rivets 61 Frame member 62 Frame member 63 nuts 64 volts 65 sealing material

Claims (3)

[Claims] 1. A vertical joist is laid on a chassis frame extending in the vehicle front-rear direction, and skirt rails extending in the vehicle front-rear direction are provided at both width ends of a cargo bed. The skirt rail is placed on the vertical joist and is a skirt. A tire floor panel structure of a truck bed, which comprises a plurality of floor panel modules laid so as to be bridged between rails, wherein a rigid material extending in the vehicle width direction is provided at the center of the core, While covering the core material in which the material is arranged in the central part with a thin metal plate to form a floor panel module of the tire part,
A tire part floor panel structure for a truck bed, wherein the floor panel module of the tire part is placed on a spacer joist provided on a vertical joist. 2. A floor panel module of a tire portion is formed by covering a core material with a box-shaped panel upper whose lower surface is opened by a metal thin plate and a panel lower formed by a metal thin plate in a flat plate shape. Of the floor panel module is fixed to the spacer joists, and the upper and lower flange portions of the tire section extending to the left and right edges of the floor panel module are fixed to the skirt rails so that they are adjacent to each other in the front and rear. The lid member is embedded and fixed in a gap formed between the floor panel modules of the tire portion.
The tire floor panel structure of the truck carrier described. 3. The upper and lower surfaces of the core member, which surrounds the front, rear, left and right side faces of the core member with a frame member, and surrounds the front, rear, left and right side faces with the frame member,
A floor panel module of the tire portion is formed by covering it so as to be sandwiched by a panel upper made of a thin metal plate and a panel lower, and the front and rear edges of the floor panel module of the tire portion are fixed to the spacer joists, and the floor panel of the tire portion. Fix the left and right edges of the module to the skirt rail,
The tire panel floor panel structure for a truck bed according to claim 1, wherein a sealing material is interposed between the floor panel modules of the tire portions adjacent to each other in the front and rear.