JP3077820U - Stacking container - Google Patents

Abstract

[PROBLEMS] To increase the load-bearing strength of a support member while maintaining the plate shape of the support member. A receiving seat (2) on which the bottom of an upper container body (1) is placed is provided on an upper portion of a container main body (1), and the container main body (1) and the receiving seat (2) are plate-shaped support members (3) extending linearly in the vertical direction. Be connected. A curved portion 3a extending in the up-down direction and curved in the horizontal direction was formed on the support member 3.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the present invention pertains] The present invention belongs to the technical field of stacking containers that store liquids, etc., are loaded and transported on railways, trucks, etc., and are stacked vertically when they are stored.

[0002]

2. Description of the Related Art Conventionally, as a container for lamination, for example, a container described in Utility Model Registration No. 3069636 is known.

[0003] In this conventional stacking container, a seat is provided on the upper portion of the container main body, on which the bottom of the upper layer container main body is placed. It is connected by a support member.

[0004]

[Problem to be Solved by the Invention] In the above-mentioned conventional container for lamination, since the supporting member is a plate shape extending linearly in the vertical direction, the supporting member may buckle due to the stress of the load from the upper layer. There is a problem that there is.

As a means for preventing the buckling of the support member, it is conceivable that the support member has a complicated structure other than the plate shape to increase the load bearing strength. However, when the structure of the support member is complicated, the connection structure of the support member to the container body and the seat is also complicated, which causes a new problem that the overall manufacturing cost increases.

The present invention has been made in view of such problems, and has as an object to provide a container for lamination in which the load-bearing strength of the support member is increased while maintaining the plate shape of the support member. I do.

[0007]

Means for Solving the Problems In order to solve the above problems, the stacking container according to the present invention employs the following means.

That is, in the first aspect, a receiving seat on which the bottom of the upper container body is placed is provided on the upper portion of the container main body, and the container main body and the receiving seat are plate-shaped support members extending linearly in the vertical direction. In the connected stacking container, the support member is formed with a curved portion extending in the vertical direction and curved in the horizontal direction.

According to this means, since the bent portion of the support member has a resistance structure against buckling, the load-bearing strength of the support member is increased. The curved portion of the support member is formed by bending a plate shape.

According to a second aspect of the present invention, in the container for lamination according to the first aspect, a positioning member located outside the receiving seat is provided at a bottom portion of the container body, and a curved portion of the support member is provided on the positioning member side. It is characterized by being formed in a protruding shape.

According to this means, the curved portion of the support member contacts the positioning member at the time of positioning.

According to a third aspect of the present invention, in the laminating container according to the first or second aspect, the upper and lower ends of the support member are welded to the side of the container body and the side of the seat, and the curved portion of the support member is bent. It is characterized in that it is formed so as not to be welded to the container body and the seat.

According to this means, the curved portion of the support member is limited to a portion other than the portion welded to the container body and the seat.

[0014]

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, an embodiment of a stacking container according to the present invention will be described with reference to the drawings.

1 to 5 show an embodiment (1) of a stacking container according to the present invention.

In this embodiment, a circular shape provided for liquid transport is shown.

In this embodiment, as shown in FIG. 1, similarly to the above-mentioned conventional example, the container body 1, the seat 2, and the support member 3 are configured.

The container body 1 of this embodiment is formed in a circular drum shape having a curved top wall 1b and a bottom wall 1c at upper and lower ends of a cylindrical side wall 1a. A pair of box-shaped legs 1d are attached to the bottom wall 1c in parallel to enable the container body 1 to stand alone and to allow forklift claws to be inserted during transportation or the like. A positioning member 1e made of a pipe material is symmetrically attached to the end of the bottom surface of the leg 1d at an angle of 90 degrees.

The container body 1 is provided with a discharge mechanism 4 that discharges a liquid transported object by pressurization. The discharge mechanism 4 includes an air supply port 4a, a consignment discharge port 4b attached to the top wall 1b, and a siphon pipe connected to the consignment discharge port 4b and piped inside the container body 1 to reach the bottom wall 1c. 4c. The container body 1 is provided with a bowl-shaped liquid reservoir 1f on the bottom wall 1c corresponding to the siphon tube 4c of the discharge mechanism 4 in order to prevent remaining of the transported material. A small drain cap 1g is provided at the bottom of the liquid reservoir 1f.

The receiving seat 2 of this embodiment is formed of a ring-shaped pipe having a diameter corresponding to the diameter of the side wall 1 a of the container body 1. The leg 1d, which is the bottom of the container body 1, is placed on the seat 2.

The support member 3 of this embodiment is formed in a curved plate shape corresponding to the curvature of the side wall 1 a of the container main body 1 and the receiving seat 2, and extends vertically in a central portion to bend in a horizontal direction. One ridge 3a is provided. The curved portion 3a protrudes outward within a range located inside the positioning member 1e of the container body 1 (see FIG. 3).

The support member 3 has an upper end welded to the side of the seat 2 and a lower end welded to the side wall 1 a of the container body 1. When the lower end portion of the support member 3 is welded to the side wall 1a of the container body 1, the load of the lamination is dispersed throughout the side wall 1a. As shown in FIG. 5, the welded portion 3b of the seat 2 and the side wall 1a of the container body 1 avoids the curved portion 3a.

According to this embodiment, the plate shape of the support member 3 is basically maintained although the curved portion 3a is formed. Further, the curved portion 3a can be easily formed by a work such as a bending process. Therefore, the structure of the support member 3 does not become complicated, and the structure of connecting the support member 3 to the side wall 1a and the seat 2 of the container body 1 does not become complicated, so that the overall manufacturing cost increases. There is no.

To stack this embodiment, the pawl of the forklift is inserted into the leg 1 d of the container body 1 and lifted, and the positioning member 1 e of the container body 1 is fitted to the lower seat 2. Will be dropped. At this time, the positioning member 1e of the container body 1 collides with the projecting curved portion 3a of the support member 3 and repels, so that the positioning is performed precisely. Further, the positioning member 1e of the container main body 1 also has a function of preventing displacement with respect to the receiving seat 2 (support member 3). Therefore, stacking does not collapse easily.

When the positioning member 1 e of the container body 1 collides with the curved portion 3 a of the support member 3 at the time of positioning, the curved mountain-shaped curved portion 3 a has a cushioning function. Therefore, the welding portion 3b of the support member 3 to the seat 2 is protected from the impact of positioning. To lower seat 2

In addition, the curved portion 3 a having a curved chevron shape causes a slip when it collides with the positioning member 1 e of the container body 1. Therefore, positioning by collision and rebound is smoothly performed.

In the stacked state, the curved portion 3 a has a buckling resistance structure against the stress of the load from the upper layer on the support member 3. Therefore, the load-bearing strength of the support member 3 is increased, and buckling does not easily occur.

FIG. 6 shows an embodiment (2) of the stacking container according to the present invention.

In this embodiment, the bent portion 3a of the support member 3 of the above-described embodiment (1) is formed so as to avoid the upper end and the lower end welded to the seat 2, the side wall 1a of the container body 1. ing.

According to this embodiment, substantially the same operation and effect as those of the above-described embodiment (1) can be obtained. In addition, since the area of the welded portion 3b is increased, the connection strength between the support member 3 and the container body 1 and the receiving seat 2 is enhanced.

FIG. 7 shows an embodiment (3) of the stacking container according to the present invention.

In this embodiment, the protruding direction of the curved portion 3a of the support member 3 in the above-described embodiment (2) is set to the opposite inside.

According to this embodiment, substantially the same functions and effects as those of the above-described embodiments (1) and (2) are exerted, except for the buffer function of the curved portion 3 a of the support member 3. Further, since the curved portion 3a of the support member 3 does not protrude outward, it is possible to prevent collision with the surroundings during transportation and storage.

As described above, besides the illustrated embodiment, it is also possible to provide a plurality of curved portions 3 a of the support member 3.

Further, the support member 3 can be connected to the container body 1 and the receiving seat 2 by means other than welding.

[0036]

[Effects of the Invention] As described above, in the stacking container according to the present invention, the curved portion of the support member has a resistance structure against buckling, the load-bearing strength of the support member is increased, and the curved portion of the support member is a plate. Since the shape is formed by bending the shape, there is an effect that the load-bearing strength of the support member can be increased while maintaining the plate shape of the support member. In addition, this effect prevents the buckling of the support member, and reduces the overall manufacturing cost.

Further, as a second aspect, the curved portion of the support member at the time of positioning has a buffering function against a collision with the positioning member, so that the connecting portion of the support member to the receiving seat is positioned properly. It has the effect of being protected from impact.

Further, as a second aspect, at the time of positioning, the curved curved portion of the support member causes a slip against a collision with the positioning member, so that the positioning is effected smoothly.

Further, as a third aspect, since the area of the welded portion is increased, there is an effect that the connection strength between the support member, the container body, and the seat is enhanced.

[Brief description of the drawings]

FIG. 1 is a front view of a stacking state showing a stacking container according to an embodiment (1) of the present invention.

FIG. 2 is an enlarged plan view of FIG.

FIG. 3 is an enlarged sectional view taken along line XX of FIG. 1;

FIG. 4 is an enlarged sectional view taken along line YY of FIG. 1;

FIG. 5 is an enlarged vertical sectional view of a main part of FIG. 1;

FIG. 6 is a cross-sectional view of a main part showing an embodiment (2) of the stacking container according to the present invention.

FIG. 7 is a cross-sectional view of a main part showing the embodiment (3) of the stacking container according to the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Container main body 1e Positioning member 2 Receiving seat 3 Support member 3a Curved part 3b Welded part

Claims (3)

[Utility model registration claims] 1. A stack in which a receptacle on which the bottom of an upper container body is placed is provided on the upper part of the container body, and the container body and the receptacle are connected by a plate-shaped support member extending linearly in the vertical direction. A container for lamination, characterized in that the support member has a curved portion that extends vertically and is curved in the horizontal direction. 2. The container for lamination according to claim 1, wherein a positioning member located outside the seat is provided at the bottom of the main body of the container, and a curved portion of the support member is formed in a shape protruding toward the positioning member. A stacking container. 3. The stacking container according to claim 1, wherein upper and lower ends of the support member are welded to a side portion of the container body and a side portion of the seat, and a curved portion of the support member is formed of the container body.
A container for lamination, wherein the container is formed so as not to be welded to a seat.