JP6934355B2 - container - Google Patents

Description

The present invention relates to a container for storing cargo, and more particularly to a railroad container.

Generally, a container is provided with a door on at least one of the end and side walls for loading and unloading cargo. Conventionally, as shown in FIG. 6, as an example of the wall surface of the end surface and the side surface of the container and the panel 100 constituting the door, the outer wall plate 101 and the outer wall plate 101 are provided along the edge portion on the indoor side. It is composed of the frame portion 103, the beam 105 arranged on the indoor side of the outer wall portion 101, and the frame portion 103 and the lining plate 107 covering the area surrounded by the frame portion 103.

Further, Patent Document 1 describes a wall surface on a side surface of a container including an outer wall of a container body, a reinforcing frame for reinforcing the outer wall, an inner plate, and a sheet provided on the indoor surface of the inner plate. A container with a panel to compose is disclosed.

Japanese Patent No. 3012008

By the way, the container shown in FIG. 6 and the container described in Patent Document 1 have the following problems. In the container shown in FIG. 6, a space 109 is formed between the outer wall plate 101 and the lining plate 107, and in the container described in Patent Document 1, between the inner plate and the outer plate lined with the sheet. A space is formed. Therefore, when the fork of the forklift accidentally comes into contact with the lining plate 107 when storing the luggage in the container using the forklift, the fork breaks through the lining plate 107 and rushes into the space 109 depending on the momentum. The lining plate 107 was sometimes damaged. Further, depending on the degree of damage to the lining plate by the fork of the forklift or the like, the lining plate may be replaced earlier.

Further, for a container having a door on at least one of the wall surfaces of the wife surface and the side surface, even if there is a slight difference in the size of the luggage, a desired number of them can be placed in the container room without any problem. It is desired to secure the desired indoor volume of the container so as to be possible.

The present invention has been made in view of the above problems, and an object of the present invention is to provide a container that is not easily damaged by a fork of a forklift or the like while ensuring an indoor volume required for the container. There is.

(Aspect of the invention)
The following aspects of the invention exemplify aspects of the present invention and are described separately in order to facilitate understanding of the various components of the present invention. The following sections do not limit the technical scope of the present invention, and some of the components of each section are replaced, deleted, or further, taking into consideration the best mode of carrying out the present invention. A mode in which other components are added can also be a mode of the present invention.

(1) A container having a door on at least one of the wall surfaces of the end face and the side surface.
The panels that make up at least one of the wall surface and the door
An outer wall plate, a frame portion provided along an edge portion on the indoor side of the outer wall plate, and a beam arranged on the indoor side of the outer wall plate so as to connect the sides of the frame portion.
A lining plate that covers at least a part of the frame portion and an area surrounded by the frame portion, and
A container (claim 1) that includes a reinforcing plate that is arranged between the lining plate and the frame portion or the beam and has substantially the same shape as the lining plate in a plan view.

In the container according to this section, the panels constituting at least one of the wall surface and the side wall surface and the side surface are the outer wall plate, the frame portion provided along the indoor end edge portion of the outer wall plate, and the frame portion. It is equipped with beams arranged on the indoor side of the outer wall plate so as to connect the sides of the door. With this configuration, since the frame portion and the beam support the outer wall plate , the panel is prevented from bending and the strength of the panel is increased.

Further, in the container according to this section, the panels constituting at least one of the wall surface and the side wall surface and the side surface are the lining plate covering at least a part of the frame portion and the area surrounded by the frame portion, and the inner lining plate. It is provided with a reinforcing plate having substantially the same shape as the lining plate in a plan view, which is arranged between the tension plate and the frame portion or the beam. With this configuration, the reinforcing plate reinforces the lining plate from the outside (the side opposite to the indoor side) of the lining plate. As a result, when the cargo is stored in the container by the forklift, even if the fork or the like of the forklift comes into contact with the lining plate, the reinforcing plate prevents the lining plate from penetrating. In addition, in this description, "substantially the same shape" means not only exactly the same shape but also a shape difference within an acceptable range in terms of structure and dimensional accuracy in order to exert the above action.

(2) In the above item (1), a step portion recessed toward the outer wall plate is provided along the inner method of the frame portion, and the indoor side surface of the step portion and the indoor side surface of the beam are substantially the same. The reinforcing plate is supported by the indoor side surface of the step portion and the indoor side surface of the beam, and the lining plate is laminated on the reinforcing plate.
The indoor side surface of the lining plate is a container configured to be recessed on the same surface as the indoor side surface of the frame portion or with respect to the frame portion (claim 2).

In the container according to this section, a step portion that is recessed toward the outer wall plate is provided along the inner method of the frame portion, and the indoor side surface of this step portion is located substantially on the same surface as the indoor side surface of the beam. With this configuration, in a state where the reinforcing plate is arranged on the indoor side surface of the step portion and the indoor side surface of the beam, the reinforcing plate and the frame portion or the beam are in close contact with each other on the same surface, and the reinforcing plate wobbles, bends, etc. It will be surely supported on the indoor side surface of the step portion and the indoor side surface of the beam. Further, the indoor side surface of the step portion and the indoor side surface of the beam are located closer to the outer wall plate than the indoor side surface of the frame portion, and the reinforcing plate on which the lining plate is laminated is arranged on the step portion and the beam, and the lining is provided. The indoor side surface of the board is located closer to the outer wall board side than the indoor side surface of the frame portion. In this description, "on substantially the same surface" means not only exactly the same, but also includes a position error within an acceptable range in terms of structure and dimensional accuracy in order to exert the above action.

Further, in the container according to this section, the indoor side surface of the lining plate is configured to be recessed on the same surface or with respect to the frame portion with respect to the indoor side surface of the frame portion. It contributes to the reduction of the thickness of the door. Further, since the reinforcing plate is arranged so as to straddle the frame portion and the beam, it is necessary for the panel while preventing the panel from bending and contributing to the reduction of the thickness of each wall surface and the door on the end surface and the side surface. It will ensure the strength.

(3) In the above (1) or (2), the container in which the lining plate is a wooden plywood and the reinforcing plate is a steel plate (claim 3).

In the container according to this section, since the lining plate is made of wooden plywood, it naturally absorbs moisture and regulates the humidity in the room. On the other hand, since the reinforcing plate is a steel plate, the lining plate is reinforced from the outside by laminating the lining plate on the reinforcing plate.

With the above configuration, the present invention can provide a container that is not easily damaged by a fork of a forklift or the like while ensuring an indoor volume required for the container.

It is a perspective view of the container which concerns on one Embodiment of this invention. It is a top view of the door of the container shown in FIG. It is sectional drawing which follows the AA line of FIG. It is sectional drawing which follows the line BB of FIG. It is an exploded perspective view of the door of the container shown in FIG. It is sectional drawing of the door of a conventional container.

Hereinafter, the configuration of the container according to the embodiment of the present invention will be described in detail with reference to FIGS. 1 to 5. Here, in the following description, a railroad container used for a railroad vehicle will be described as an example of the container.

The railroad container (container) according to the embodiment of the present invention is for loading and unloading a load and transporting the load in the room of the railroad container. As shown in FIG. 1, the railway container 1 is provided with double doors 6 and 6 on one of the end faces and one of the side walls of the box-shaped main body 3 (see FIG. 1). The wall surfaces of the end surface and the side surface, and the panel 7 (see FIGS. 2 and 5) constituting the doors 6 and 6, include an outer wall plate 11, a frame portion 13, a beam 15, a lining plate 17, and a reinforcing plate. It is composed of 19 and (see FIGS. 3 and 4).
The wall surfaces of the end surface and the side surface, and the panels 7 constituting the doors 6 and 6 have the same basic structure. Here, for convenience of explanation, only the structure of the panel 7 of the doors 6 and 6 will be described, and the description of the structure of the panel 7 on the end surface and the side wall surface will be omitted.

The outer wall plate 11 of the panel 7 has a concave cross-sectional view obtained by bending the peripheral end portion of the flat plate, and the side wall portion 11a is arranged so as to face the indoor 2 side of the railway container 1. The frame portion 13 is provided along the edge portion on the indoor side of the outer wall plate 11, specifically, the vertical frames 13a, 13a and the horizontal frame provided along the inner surface of the side wall portion 11a of the outer wall plate 11. It is composed of 13b and 13b. The vertical frames 13a and 13a and the horizontal frames 13b and 13b are arranged so as to be continuous in a circumferential shape. The vertical frames 13a and 13a and the horizontal frames 13b and 13b are provided with stepped portions 21a and 21b (see FIGS. 3 and 4). Specifically, in the step portions 21a and 21b, when the lining plate 17 and the reinforcing plate 19 described later are placed on the indoor side surfaces 22a and 22b of the step portions 21a and 21b, the indoor side surface 17a of the lining plate 17 becomes. The outer wall plate 11 is arranged along the inner method of the vertical frames 13a, 13a and the horizontal frames 13b, 13b so as to be recessed with respect to the indoor side surfaces 14a, 14b of the vertical frames 13a, 13a and the horizontal frames 13b, 13b. It is formed so as to be recessed toward.

The beams 15 and 15 are spaced apart from each other on the indoor side (indoor side surface 11b) of the outer wall plate 11 so as to connect the sides of the frame portion 13 and, in the present embodiment, the sides of the horizontal frames 13b and 13b. (2 are provided in FIGS. 2, 3 and 5). The beams 15 and 15 are formed so that the indoor side surfaces 15a and 15a (see FIG. 3) and the indoor side surfaces 22a and 22b of the step portions 21a and 21b are substantially on the same surface (FIGS. 3 and 4). reference).

The lining plate 17 is a wooden plywood having a rectangular shape in a plan view, and is provided so as to cover at least a part of the frame portion 13 and a region surrounded by the frame portion 13. The reinforcing plate 19 is a steel plate having substantially the same shape as the lining plate 17 in a plan view and made of the same material as the outer wall plate 11 and the frame portion 13, and the lining plate 17, the vertical frames 13a, 13a and the horizontal frame 13b. , 13b to beams 15, 15 and. Then, it is supported by the indoor side surfaces 22a and 22b of the step portions 21a and 21b and the indoor side surfaces 15a and 15a of the beams 15 and 15. The outer wall plate 11, the vertical frames 13a, 13a, the horizontal frames 13b, 13b, and the beams 15, 15 are joined to each other by welding. The lining plate 17 is laminated on the indoor side surface 19a of the reinforcing plate 19, and the lining plate 17 and the reinforcing plate 19 are connected by other connecting means such as adhesion and fasteners. The lining plate 17 and the reinforcing plate 19 are fixed to the vertical frames 13a, 13a, the horizontal frames 13b, 13b, and the beams 15, 15 by rivets (not shown) or other fastening means.

As described above, according to the railway container 1 according to the embodiment having the above configuration, the following effects can be obtained. The panels 7 forming at least one of the wall surfaces of the end surface and the side surface and the doors 6 and 6 are the outer wall plate 11 and the frame portion 13 (vertical frame) provided along the end edge portion of the outer wall plate 11 on the indoor side. 13a, 13a and horizontal frames 13b, 13b) and beams 15 and 15 arranged on the indoor side of the outer wall plate 11 so as to connect the sides of the horizontal frames 13b and 13b, thereby providing the frame portion 13 And the beams 15 and 15 support the outer wall plate 11, so that it is possible to prevent the panel 7 from bending and to increase the strength.

Further, according to the railway container 1, the panel 7 is a lining plate 17 that covers at least a part of the vertical frames 13a, 13a and the horizontal frames 13b, 13b and the area surrounded by the vertical frames 13a, 13a and the horizontal frames 13b, 13b. And the reinforcing plate 19 having substantially the same shape as the lining plate 17 in a plan view, which is arranged between the lining plate 17, the vertical frames 13a, 13a, and the horizontal frames 13b, 13b to the beams 15, 15. I have. With this configuration, the reinforcing plate 19 makes it possible to reinforce the lining plate 17 from the outside of the lining plate 17 (the side opposite to the indoor 2 side). As a result, when the luggage is stored in the room 2 of the railway container 1 by the forklift (not shown), even if the fork or the like of the forklift comes into contact with the lining plate 17, the reinforcing plate 19 prevents the lining plate 17 from penetrating. It becomes possible to do.

Further, according to the railway container 1, the indoor side surface 17a of the lining plate 17 is configured to be recessed with respect to the indoor side surfaces 14a and 14b of the vertical frames 13a and 13a and the horizontal frames 13b and 13b, so that the end surface and the side surface are recessed. Contributes to the reduction of the thickness of each wall surface and doors 6 and 6. As a result, even if there is a slight difference in the size of the luggage, a desired number of them can be placed in the indoor 2 of the railway container 1 without any trouble, and the desired indoor volume of the railway container 1 can be secured. It becomes.

Further, according to the railway container 1, since the reinforcing plate 19 is arranged so as to straddle the vertical frames 13a, 13a, the horizontal frames 13b, 13b, and the beams 15, 15, the panel 7 is prevented from bending and the end surface is formed. It is possible to secure the strength required for the panel 7 while contributing to the reduction of the thickness of each wall surface and the doors 6 and 6 on the side surface.

Further, according to the railway container 1, step portions 21a and 21b recessed toward the outer wall plate 11 are provided along the inner method of the vertical frames 13a and 13a and the horizontal frames 13b and 13b, and the step portions 21a and 21b of the step portions 21a and 21b are provided. The indoor side surfaces 22a and 22b are located on substantially the same surface as the indoor side surfaces 15a and 15a of the beams 15 and 15. With this configuration, the reinforcing plate 19 and the frame portion 13 or the beams 15 and 15 are flush with each other in a state where the reinforcing plate 19 is arranged on the indoor side surface of the step portions 21a and 21b and on the indoor side surface of the beams 15 and 15. It adheres to the top to prevent wobbling, bending, etc. of the reinforcing plate 19, and can be reliably supported by the indoor side surfaces 22a, 22b of the step portions 21a, 21b and the indoor side surfaces 15a, 15a of the beams 15, 15.

Further , the indoor side surfaces 22a and 22b of the step portions 21a and 21b and the indoor side surfaces 15a and 15a of the beams 15 and 15 are located closer to the outer wall plate 11 than the indoor side surfaces 14a and 14b of the vertical frames 13a and 13a and the horizontal frames 13b and 13b. do. As a result, when the reinforcing plates 19 on which the lining plates 17 are laminated are arranged on the step portions 21a and 21b and on the beams 15 and 15, the indoor side surfaces 17a of the lining plates 17 are the vertical frames 13a and 13a and the horizontal frames. It is located on the outer wall plate 11 side of the indoor side surfaces 14a and 14b of 13b and 13b. Therefore, it contributes to the reduction of the thickness of the wall surface and the doors 6 and 6 (panel 7). Further, by reducing the thickness of the panel 7, it is possible to reduce the weight of the wall surface and the doors 6 and 6.

Further, according to the railway container 1, since the lining plate 17 is made of wooden plywood, it naturally absorbs moisture, and it is possible to control the humidity in the room. On the other hand, since the reinforcing plate 19 is a steel plate, the lining plate 17 is reinforced from the outside by laminating the lining plate 17 on the reinforcing plate 19, and the lining plate 17 is damaged by a fork of a forklift or the like. It becomes possible to make it difficult.

In the railway container 1 according to the embodiment, the wall surfaces of the end surface and the side surface and the panel 7 constituting the doors 6 and 6 are configured by two of the end surface and the side surface of the box-shaped main body 3. Although it is used for doors 6 and 6 with double doors on the surface, a railway container having doors provided on three sides of each wall surface on the end surface and the side surface, a railway container having doors provided on the wall surfaces on both sides, etc. It can also be applied to other containers. Further, the configuration of the panel 7 may be used only for the end surface and the side wall surface, or only for the door.

Further, in the railway container 1 according to one embodiment, when the reinforcing plate 19 on which the lining plate 17 is laminated is placed on the indoor side surfaces 22a and 22b of the step portions 21a and 21b, the indoor side surface 17a of the lining plate 17 becomes , the vertical frame 13a, 13a and the horizontal frame 13b, 13b of the indoor side 14a, against 14b, are disposed concave, interior side 17a of the lining plate 17, the vertical frames 13a, 13a and the horizontal frame 13b , 13b may be arranged so as to be substantially on the same surface with respect to the indoor side surfaces 14a and 14b. In this case, even if the thickness of the panel 7 is made thinner than that of the conventional structure (see FIG. 6), the strength of the panel 7 is ensured by the reinforcing plate 19.

Further, in the railway container 1 according to the embodiment, the beams 15 and 15 are arranged on the indoor side of the outer wall plate 11 so as to connect the sides of the horizontal frames 13b and 13b, but the vertical frames 13a and 13a are arranged. It may be arranged so as to connect the sides, or may be arranged diagonally so as to connect the sides of the vertical frame 13a and the horizontal frame 13b. Further, in one embodiment, two beams 15 and 15 are provided, but one beam may be provided, or three or more beams may be provided as long as the panel 7 can be prevented from bending and the strength can be maintained. good.

Further, in the above example, the frame portions 13 (vertical frames 13a, 13a and horizontal frames 13b, 13b) and the beams 15 and 15 are steel plates, but the frame portions 13 and a part of the beams 15 and 15 are high. It may be made of a material such as a tension steel plate (high-tensile material) or a fiber reinforced plastic (FRP).

Further, in the railway container 1 according to the embodiment, the vertical frames 13a, 13a and the horizontal frames 13b, 13b are recessed toward the outer wall plate 11 along the inner method of the vertical frames 13a, 13a and the horizontal frames 13b, 13b. Although the stepped portions 21a and 21b are formed so as to be normal, the indoor side surfaces of the vertical frames 13a and 13a and the horizontal frames 13b and 13b may be formed so as to be substantially flat. Even in this case, since the lining plate 17 is reinforced from the outside of the lining plate 17 by the reinforcing plate 19, even if the fork of the forklift or the like comes into contact with the lining plate 17, the reinforcing plate 19 reinforces the lining plate 17. It is possible to prevent the penetration of the 17.

1 ... Railway container (container), 6 ... Door, 7 ... Panel, 11 ... Outer wall plate , 13 ... Frame part, 13a, 13b ... Interior side of frame part, 15 ... Beam, 17 ... Liner plate, 17a ... Lining Indoor side of the board, 19 ... Reinforcing board

Claims (3)

A container having a door on at least one of the wall surfaces of the end face and the side surface.
The panels that make up at least one of the wall surface and the door
An outer wall plate, a frame portion provided along an edge portion on the indoor side of the outer wall plate, and a beam arranged on the indoor side of the outer wall plate so as to connect the sides of the frame portion.
A lining plate that covers at least a part of the frame portion and an area surrounded by the frame portion, and
A container, which is arranged between the lining plate and the frame portion or the beam, and includes a reinforcing plate having substantially the same shape as the lining plate in a plan view. A step portion recessed toward the outer wall plate is provided along the inner method of the frame portion, and the indoor side surface of the step portion and the indoor side surface of the beam are located on substantially the same surface of the step portion. The reinforcing plate is supported by the indoor side surface and the indoor side surface of the beam, and the lining plate is laminated on the reinforcing plate.
The container according to claim 1, wherein the indoor side surface of the lining plate is configured to be recessed on the same surface or with respect to the frame portion with respect to the indoor side surface of the frame portion. The container according to claim 1 or 2, wherein the lining plate is a wooden plywood and the reinforcing plate is a steel plate.

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