JPH072180U - Heat-insulated van-type vehicle packing box structure - Google Patents

Abstract

(57) [Abstract] [Purpose] Each face piece unit with heat insulation structure is line-produced in advance in a factory where the working environment is prepared, and the frame units of each face piece are assembled using these face piece units to assemble and assemble workability. Provide a heat-insulating packing box that can be greatly improved. [Structure] Front wall A, rear wall B, ceiling C, floor D of the heat insulating structure,
The hexahedrons of both side walls E, E are factory-produced in advance, these facepieces are assembled at the peripheral frame portions of the facepieces by the concave and convex fitting method, and the frame portions are fixed by fixing means such as rivets, and the inside of the adjacent units is fixed. A corner member is fixed to the corner so that the corner member can be assembled.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a heat-insulated van type vehicle luggage box structure.

[0002]

[Prior art]

As shown in FIG. 5, the heat-insulated cargo box of a van-type vehicle is composed of a hexahedron including a front wall a, a rear wall b provided with a door at the opening, a ceiling c, side walls d and d, and a floor e. ing . This insulated packing box is manufactured by the following procedure (see FIG. 6). 1) front wall a; Ryosumibashira a _1, a _2, upper beam a _3, and the framework of the lower beam a ₄ square, upper beam a ₃ and lower beam a ₄ plurality of center post a in the width direction between ₅ is arranged, and the front wall plate a ₆ is fixed to the outer surface. 2) Rear wall b; Both corner columns b ₁ (not shown), b ₂ , upper beam b ₃ , lower beam b ₄ are framed in a rectangular shape, and a door b ₅ is attached to the gate so that it can be opened and closed. 3) Ceiling c; One ceiling plate c ₃ is stretched on the ceiling beams c ₁ and c ₂ arranged at regular intervals in the longitudinal direction. 4) Side wall d: A side wall plate d ₄ is stretched on the outer surface of the center pillar d ₃ which is vertically disposed at a constant interval between the upper girder d ₁ and the lower girder d ₂ . 5) Floor e; Floor member e ₂ is attached to the upper surface of a cross member- (thickness member) e ₁ (Fig. 5) arranged at a constant interval orthogonal to the longitudinal direction of the packing box, and a space member (spare member) is provided on the upper surface. - to stretched the floorboards e ₄ through the support) e _3.

Each of these members is manufactured in a factory in advance and assembled in a box shape (FIG. 7A). After installing the spacers f, stringers g, etc. in the luggage compartment of the box-shaped packing box, the inner lining plate h (side wall, front wall, ceiling, etc.) corner members i, j, etc. Install (Fig. 7 (b)). A heat insulating packing box is completed by injecting a foaming agent such as urethane foam k between the inner and outer plates of the packing box assembled in the inner and outer double boxes. As described above, most conventional manufacturing of heat-insulated packing boxes is on-site work, such as manufacturing a kit for the outer surface, assembling a packing box using the kit, mounting interior materials, and injecting foaming agent. In particular, the workability of assembling the interior parts of the luggage box is poor, and not only the manufacturing man-hours are required, but also it cannot be connected to mass production.

[0004]

[Problems to be solved by the device]

 In view of the drawbacks of the prior art, the present invention performs line production in advance of each heat-insulating face-piece unit in a factory with a well-prepared working environment. Then, it is intended to provide an adiabatic packing box capable of greatly improving the assembling workability by assembling and assembling the frame frames of each other by using these face unit.

[0005]

[Means for Solving the Problems]

 The hexahedrons of the front wall A, the rear wall B, the ceiling C, the floor D, and the side walls E, E of the heat insulating structure are factory-produced in advance, and these face bodies are assembled in the peripheral frame portion of each face body by the concave-convex fitting method. The parts are fixed by fixing means such as rivets, and the corner members are fixed to the inner corners between the adjacent units so that they can be assembled.

[0006]

【Example】

 According to the present invention, the hexahedrons that make up the heat-insulating packing box are first assembled into a box shape as in the past, and then the heat insulation is stopped by in-situ foaming. It is designed so that a heat-insulated packing box can be obtained. Each heat insulating surface will be described below. FIG. 1 is a cross-sectional view of the heat-insulated packing box cut longitudinally in the front-rear direction. A is the front wall, B is the rear wall, C is the ceiling, and D is the floor. Fig. 2 shows the left half of the longitudinal view of the heat-insulated packing box cut horizontally, and E is the side wall. FIG. 3 is a horizontal sectional view of the heat-insulated packing box. Hereinafter, the configuration of the present invention will be described in detail with reference to FIGS.

Front wall A: The front wall A is framed by an upper frame 1, a lower frame 2 (FIG. 1), and side frames 3 and 3 (FIG. 3) which are front corner posts. Reference numeral 4 is a front wall plate, and 5 is a lining plate, and a foam insulating material 8 is filled between them. Reference numeral 6 is a central column (Fig. 3) fixed to the front wall plate 4 and has a hat-shaped cross section. A non-heat-conducting (for example, wood) spacer 7 (FIG. 3) is attached between the center column 6 and the lining plate 5, and the front wall plate 4 and the lining plate 5 are connected to the center column 6 and the spacer. The heat insulation state is maintained at a constant interval with the heater 7.

The upper frame 1 and the lower frame 2 of the front wall A have the same cross-sectional shape, and a middle pillar 6 (FIG. 3) is fixed between the upper frame and the lower frames 1 and 2 at regular intervals by rivets or the like. . The top and bottom of the lining plate 5 are also attached by the end frame members 10. The front wall side frame 3 is made of a hollow aluminum extruded material, and has a concave groove 9 into which the engaging convex portion 11 (FIG. 3) of the side wall E fits, and one end of the end frame material 10 is inside the concave groove 9. It is fixed. The lining plate 5 is fixed to the other end of the end frame member 10 with rivets or the like. The front wall plate 4 is fixed to the outer surface of the front wall side frame 3 with rivets or the like.

Rear wall B: The rear wall B includes an upper frame 12, a rear wall side frame 13 (FIG. 3), a floor rear frame 14 (FIG. 1), left and right doors 15 hinged to the rear wall side frame 13, It consists of 15. The upper frame 12 is made of a hollow extruded material and is filled with the heat insulating material 8. The upper frame 12 is provided with an engaging convex portion 12a on the upper portion, and this is fitted into an engaging concave portion 17a provided on the rear frame 17 of the ceiling to be integrated. The door 15 is also filled with the heat insulating material 8.

Ceiling C: The ceiling C is filled with a heat insulating material 8 in a space partitioned by a front frame 16, a rear frame 17, both side frames 18, 18, a ceiling plate 19, and a lining plate 20. The ceiling plate 19 and the front and rear frames 16, 17 and both side frames 18, 18 are fixed by rivets, and the lining plate 20 and the front and rear frames 16, 17 and both side frames 18, 18 are fixed by a frame member 21. ing. Reference numeral 22 is a bracket for connecting the ceiling C and the front wall A and the ceiling C and the rear wall B.

Floor D: The floor D comprises a front lower frame 23 and both side frames 24, and is filled with a heat insulating material 8 inside. Reference numeral 27 is a spacer made of wood or the like provided between the upper floor plate 25 and the lower floor plate 26. 28 is a cross member on which the frame member and the upper and lower floor plates are fixed.

Side wall E: As shown in FIG. 2, the side wall E includes an upper frame 29, a lower frame 30, and front and rear frames 31, 32, and a side wall plate 33 and a lining plate 34 connected to these frame members. The enclosed space is filled with the heat insulating material 8. The side wall E also has a constant thickness inside by the intermediate column and the spacer.

Assembling: As described above, the front wall A, the rear wall B, the ceiling C, the floor D, and the side walls E, E whose interior space is filled with the heat insulating material 8 in advance by factory production are formed as a face piece unit. Ku. Then, the frame material of the face piece unit is fitted into the concavo-convex at an assembly factory other than the kit production factory, and is joined by rivets or the like.

[0014]

【effect】

 Since each face unit with heat insulation structure can be factory-manufactured in a flat state, manufacturing is easy and high-quality products with good finishing accuracy can be obtained. Then, the hexahedron units of the front wall A, the rear wall B, the ceiling C, the floor D, and the side walls E, E of the heat insulating structure are assembled at the corners of the frame member by the concave-convex fitting method and fixed by fixing means such as rivets. To do. In addition, in the interior, corner members are used to fix adjacent units, which greatly reduces on-site work and enables line production of heat-insulated luggage boxes with extremely complicated configurations. It was Also, the number of assembly steps can be greatly reduced. Furthermore, even if one of the units is damaged, the replacement work only requires replacement of the monohedron, so that it is possible to easily perform repairs in a short time.

[Brief description of drawings]

FIG. 1 is a longitudinal cross-sectional view of a luggage box according to the present invention in the front-rear direction.

FIG. 2 is a lateral vertical sectional view of the same.

FIG. 3 is a transverse sectional view of the same.

FIG. 4 is an exploded perspective view of the packing box of the present invention.

FIG. 5 is a perspective view of a van-type vehicle with known heat insulation.

FIG. 6 is an exploded perspective view of a known packing box.

FIG. 7 shows a method of manufacturing a known packing box.

[Explanation of symbols]

 A front wall B rear wall C ceiling D floor E side wall 1 upper frame 2 lower frame 3 side frame 4 front wall plate 5 lining plate 6 middle pillar 7 spacer 8 heat insulating material 9 concave groove 10 end frame material 11 engagement Projection 12 Upper frame 13 Rear wall side frame 14 Floor rear frame 15 Door 16 Front frame 17 Rear frame 18 Side frame 19 Ceiling board 20 Inner board 21 Frame material 22 Bracket 23 Front lower frame 24 Side frame 25 Top floor board 26 Bottom floor board 27 Spacer 28 Cross member-29 Upper frame 30 Lower frame 31 Front frame 32 Rear frame 33 Side wall plate 34 Inner plate

Claims (1)

[Scope of utility model registration request] 1. A front wall (A), a rear wall (B) and a ceiling of a heat insulating structure.
(C), floor (D), both side walls (E, E) hexahedrons are factory-produced in advance, and each of these facers is assembled at the peripheral edge of each facet by a concave-convex fitting method, and the frame is fixed with rivets or the like. A structure of a van-type vehicle cargo box having heat insulation, characterized in that a corner member between adjacent units is fixed to a corner member to be assembled.