JP2002264942A - Large container - Google Patents

Abstract

PROBLEM TO BE SOLVED: To perform a stacking work of a large container precisely and rapidly by a method wherein a mark is provided at the central portion of a circumferential wall located on each side of the top part of a cover to indicate a position, at which an intermediate beam formed at the bottom of a container body is placed when the large container is stacked. SOLUTION: In the large container including a container body B having a corner beam 1a formed at each corner of the bottom part 1 thereof and an intermediate beam 1b formed between the beams 1a, and a cover C placed on the body B, a mark d1 is provided at the central portion of a circumferential wall 21 located on each side of the top part 20 of the cover to indicate a position, at which the beam 1b formed at the bottom of the body B is placed when the container is stacked.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

TECHNICAL FIELD The present invention relates to a synthetic resin for accommodating, transporting and storing a large amount of cucumbers, radishes, etc., which are the raw materials for pickles and the like pickled in saturated saline, and seafood. The present invention relates to a large container comprising a container body and a lid molded into a container.

[0002]

2. Description of the Related Art The applicant of the present invention has proposed, in an earlier application of the present applicant (Japanese Patent Application No. 11-313362, etc.), a large container comprising a container body and a lid integrally formed of synthetic resin.
In addition to preventing the external swelling phenomenon of the side wall of the container main body of the conventional large container, the lid is provided with a lid fixing member that is tightly covered by the container main body, and the liquid contained in the container main body is provided. Leakage and the like could be prevented.

[0003]

The so-called "stacking" of stacking another large container on a large container using a forklift is performed. When large containers are placed in the lower large container, there is no position mark to determine whether the upper large container should be lowered. There was a problem that you can not.

[0004] An object of the present invention is to solve the above-mentioned problems of the large container and to provide a large container excellent in handleability.

[0005]

According to the present invention, there is provided a container body having a corner girder formed at four corners of a bottom and an intermediate girder formed between the corner girder. When,
A large container having a lid covered by the container main body, which is formed at the bottom of the container main body at the time of stacking work at the center of the peripheral wall located on each side of the top of the lid. A mark indicating a position where the intermediate girder should be arranged is provided.

[0006]

Embodiments of the present invention will be described below, but the present invention is not limited to these embodiments unless it departs from the gist of the present invention.

The large container of the present invention comprises a container body B and a lid C. The container body B is integrally formed of a synthetic resin, and the lid C is formed of a reinforcing member or the like described later. Except for a part, it is also integrally molded with a synthetic resin.

First, a container body B integrally formed of a synthetic resin will be described mainly with reference to FIGS.

The container body B has a bottom 1 having a square planar shape.
And a side wall 2 inclined upward and outward from each side of the bottom 1. From the upper end of the side wall 2,
A flange 3 extending horizontally is formed on the outside. Below the flange 3, near the opening of the container body B, there is formed a horizontal entire circumferential rib 4 extending horizontally so as to surround the entire outer peripheral surface of the side wall 2.
The outer peripheral edge 3a is located inside the outer peripheral edge 4a of the horizontal entire peripheral rib 4. Further, on the outer wall surface of the side wall 2, a plurality of vertical ribs 5 and horizontal ribs 6 are appropriately formed so as to intersect.

At the four corners of the lower surface of the bottom 1, there are formed corner beams 1 a extending downward, and at the middle of the lower surface of the bottom 1 located between the corner beams 1 a, there are also 4 corners. The two intermediate girders 1b are formed, and between the corner girders 1a and the intermediate girders 1b,
A fork insertion port 7 into which a fork of a forklift or a hand forklift can be inserted is formed. A step 1a1 is formed at the outer corner of the corner girder 1a.

In the vertical ribs 8 connecting the flange 3 and the horizontal circumferential ribs 4, except for the vertical ribs 8 located near both ends of each side wall 2, a concave portion 8 a (see FIG. 9 as an example) ) Is formed, and the flange 3 is formed in the concave portion 8a.
A reinforcing member 9 made of a tubular square member or the like is inserted so as not to protrude further outward, and the reinforcing member 9 is attached to each side wall 2 by a suitable fixing means such as a nut or bolt (not shown).
It is attached to.

The reinforcing member 9 as described above is attached to the container body B.
Can be reinforced by attaching to all four side walls 2 so as to surround the container body B. When the contents are accommodated, the upper part of the side wall 2 bulges outward. In addition, the vicinity of the opening of the container body B can be prevented from being damaged, or the covered lid C can be prevented from being damaged, and the upper portion of the side wall 2 swells outward, so that the covered portion is covered. Troubles such as the lid C being unable to be removed from the container body B can be solved. Of course, the side wall 2 located between the flange 3 and the horizontal circumferential rib 4 may be fastened and reinforced by a reinforcing band such as a metal band instead of the reinforcing member 9 described above.

Next, the cover C will be described mainly with reference to FIGS.

The lid C has a top portion 20 having a substantially square planar shape and a peripheral wall 21 extending downward from each side of the top portion 20. An annular concave portion 20a is formed along 21 and includes an annular concave portion 20a.
An annular packing P formed of rubber, soft synthetic resin, or the like is mounted.

In the vicinity of the four corners of the top 20, four plate-shaped tops 20 are recessed downward to form four corner recesses 22 having a substantially triangular planar shape. The four corner recesses 22 of the shape are arranged at the four corners of the top part 20 so as to leave a substantially triangular corner area 20b. Also, between the corner recesses 22, similarly to the corner recesses 22, four intermediate recesses 23 having a substantially square planar shape are formed by recessing the top portion 20 downward, Further, by recessing the central portion of the top portion 20 downward, one central recess 24 having a substantially square planar shape is formed. Corner recess 22, intermediate recess 23 and central recess 2
4 are formed at substantially the same depth. Also, a corner 22a of one corner recess 22 on the side of the center recess 24, a corner 23a on an opposite side of two intermediate recesses 23 located adjacent to the corner recess 22 and a corner 23a of the center recess 24 are located on the side of the corner recess 22. Corner 2
4a, four convex hills 25a each having a rectangular planar shape are formed in the area of the top part 20 surrounded by each of the areas by bulging the area upward.
Furthermore, along each side of the top part 20 and in the vicinity of each side of the top part 20, by similarly swelling the top part 20 upward, a pair of peripheral convex hills 25b is formed. Is formed,
A total of eight peripheral convex hill portions 25b are formed, two on each side of the top portion 20. And the peripheral convex hill 25b
Are formed to have substantially the same height as the convex hill portion 25a.

8 for connecting the corner concave portion 22 and the intermediate concave portion 23
The four connecting regions 27 connecting the two connecting regions 26 and the intermediate concave portion 23 to the central concave portion 24 include the corner concave portion 22, the intermediate concave portion 23, and the bottom portions 22b, 23b,
And the upper surface 25 a ′ of the convex hill portion 25. And this connection area 26,
The upper surface of 27 is configured to be substantially flush with the substantially triangular corner region 20b located at the four corners of the top 20.

The corner region 20b of the top 20 has a top 20
Projecting piece 28 protruding from the upper surface of the top portion 20 along each side of
a and a predetermined length extending from both ends of the protruding piece 28a formed along one side toward both ends of the protruding piece 28a formed on the adjacent side forming the corner of the top 20. A fitting protruding piece member 28 is formed, which includes the existing protruding pieces 28b and 28c. Protruding pieces 28a of two fitting protruding piece members 28 formed near two adjacent sides forming the corners of the top part 20;
The open portions in which the portions 28b and 28c are not formed are configured to face each other, and the corner regions 20 of the top portion 20 are formed.
A reinforcing member 29 made of a tubular material such as a metal or a hard synthetic resin is fitted to the two fitting protrusions 28 formed in b. Both ends of the reinforcing member 29 fitted to the fitting protrusion member 28 are reinforced so that the reinforcing member 29 is disposed close to or in contact with the protrusions 28a, 28b, 28c of the fitting protrusion member 28. It is preferable that an inclined surface 29a inclined with respect to the length direction of the member 29 is formed. On a surface located on the other side 28c of the protruding piece 28b that constitutes the fitting protruding piece member 28, an appropriate number of backlash preventing ribs 28b1 extending in the vertical direction (two in this embodiment). ), Is formed.

As shown in FIG.
The bottom plate 29b is formed with a screw hole 29c, and the top portion 20 where the reinforcing member 29 is disposed is provided with a through hole 20c.
c is drilled. Then, the screw 3 is appropriately inserted into the through hole 20c from the back side of the top portion 20 through the washer 30a.
0 and the screw 30 is screwed into a screw hole 29 c formed in the reinforcing member 29, whereby the reinforcing member 29 fitted to the two fitting protrusion members 28 opposed to each other is screwed.
Is attached to the ceiling 20. The upper surface of the reinforcing member 29 fitted to the fitting protrusion member 28 has a convex hill 25 a and a peripheral convex hill 25 formed on the top 20.
b so as to be substantially flush with the upper surface. Also,
A face located on the other side 28c of the protruding piece 28b constituting the fitting protruding piece member 28 has a backlash rib 28b.
1 is formed, when the cover C is formed, the interval between the opposing protruding pieces 28b and 28c constituting the fitting protruding piece member 28 varies, and the interval between the protruding pieces 28b and 28c is Even if it is wider than the width of 29, the backlash rib 28b
By (1), rattling of the reinforcing member 29 is suppressed.

When the cover C to which the reinforcing member 29 fitted to the two fitting protrusions 28 formed in the corner region 20b of the top portion 20 is attached is put on the container body B. The two ends of the reinforcing member 29 are connected to the flange 3 of the container body B.
It is configured to be located above.

Next, mainly referring to FIGS. 9 to 11,
A lid fixing means provided on the lid C for fixing the lid C to the container body B will be described.

A recess 31 is formed in the vicinity of both ends of each side of the top portion 20 and in the center thereof so as to extend inward from the peripheral wall 21. The top portion of the top portion 20 located inside the recess 31 has , Base 3 of lock member 32 constituting lid fixing means
The base frame 32a is composed of a bottom plate 32a1 and side plate portions 32a2 erected from both ends of the bottom plate portion 32a1. In addition, the base frame 32a
An operation frame 32b is disposed so as to cover the top plate 32b1, the operation frame 32b is suspended from both ends of the top plate 32b1 and the top plate 32b1, and the side plate 32a of the base frame 32a.
2, the base frame 32a and the operation frame 32b are formed in through holes formed in the side plate 32a2 of the base frame 32a and the side plate 32b2 of the operation frame 32b. It is assembled with the pivot pins 32c fitted. The pivot pin 32c is configured to slightly protrude from the side plate 32b2 beyond the side plate 32b2 of the operation frame 32b. 32d is a metal rod,
The intermediate operating rod 32d is formed by being bent into a substantially U-shape. The intermediate operating rod 32d is formed by connecting a pair of free ends of the intermediate operating rod 32d to opposite ends 32d1 of the intermediate operating rod 32d.
Side plate portion 3 of operation frame 32b located further inside top portion 20
It is attached to the operation frame 32b by fitting into a through hole formed in 2b2. Reference numeral 32e denotes a locking body. The locking body 32e has a rod 32e1. A through hole 32e2 is formed in one end of the rod 32e1, and the other end is formed. , A locking rod 32e3 orthogonal to the rod 32e1 is attached, and the tip 32d2 of the intermediate operating rod 32d is inserted into the through hole 32e2 of the locking body 32e.

On the other hand, the horizontal entire circumferential rib 4 of the container body B has
The grooves 4 correspond to the recesses 31 formed in the lid C described above.
a is formed.

The above-mentioned lid C is put on the container body B so that the flange 3 of the container body B fits into the annular concave portion 20a formed on the back surface of the top portion 20 of the lid C. In this state, as shown in FIG. 9, the rod 32e1 constituting the locking body 32e of the lock member 32 is connected to one side rod 32d3 of the intermediate operating rod 32d which is moved to one side, and It is inserted into a gap formed between the frame 32b and the side plate 32b2. Intermediate operating rod 32d moved to one side
One side bar 32d3 and the side plate 32 of the operation frame 32b.
b2 is formed between the rod 3 of the locking body 32e.
The rod 32e1 of the locking body 32e, which is formed in a gap substantially equal to the diameter of 2e1 and is fitted in this gap, goes beyond the side plate 32b2 of the operation frame 32b and moves to the side plate 32b2.
A pivot pin 32c configured to slightly project from
Are locked. With this configuration, the lock member 32 can be used when the lid C is transported or handled.
Of the locking body 32e of
The handleability of the lid C is improved.

After covering the container body B with the lid C, the container body B is inserted into and engaged with a gap formed between the one side rod portion 32d3 of the intermediate operating rod 32d and the side plate portion 32b2 of the operation frame 32b. When the operation frame 32b is rotated upward around the pivot pin 32c, the locking rod 32e3 of the locking body 32e located above the operation frame 32b rotates upward. The rod 32e1 abuts on the operation frame 32b to be moved, and the rod 32e1 is also lifted upward. Therefore, the rod 32e1 of the locking member 32e is moved to one side rod 32d3 of the intermediate operating rod 32d.
Can be released from the state of being engaged with the gap formed between the operating frame 32b and the side plate 32b2. Of course. By lifting the rod 32e1 of the locking body 32e upward, the above-mentioned engagement state can be released.

Next, the operation frame 32b of the lock member 32
Into a concave groove 4a formed in the horizontal entire circumferential rib 4 of the container body B.
The rod body 32e1 of the locking body 32e is inserted into the concave groove 4a formed in the horizontal entire circumferential rib 4 of the container body B, and attached to the tip of the rod body 32e1 of the locking body 32e. The locking bar 32e3 is placed below the horizontal entire circumferential rib 4 of the container body B. After that, the ribs 4 around the horizontal circumference of the container body B
Lock member 3 that has been tilted in the direction of the concave groove 4a formed in
2 of the operation frame 32b with the groove 4 around the pivot pin 32c.
The cover C is fixed to the container main body B by rotating in a direction away from a and returning to the original position in a substantially horizontal state.

As described above, when the lid C is fixed to the container body B by the lid fixing means including the lock member 32 and the concave groove 4a formed in the horizontal entire circumferential rib 4 of the container body B,
Substantially triangular corner regions 20b formed at the four corners of the top portion 20 are lifted, and a gap is formed between the lid C and the container body B. From this gap, the lid C is housed in the container body. There is a problem that leaked liquid leaks.

In order to solve the above-mentioned problem, in the present embodiment, a region between two lock members 32 of a substantially triangular corner region 20b formed at four corners of the top portion 20 is described. In addition, a rib-shaped corner reinforcing member 33 is formed. The corner reinforcing member 33 extends diagonally in the direction of the corner of the top 20 from substantially the middle of the projection 28 c located on the corner of the top 20 of the pair of fitting projections 28 facing each other. Diagonal rib 33a, and an orthogonal rib orthogonal to the diagonal rib 33a, extending from the tip of the diagonal rib 33a on the fitting projection member 28 side in the direction of the projection 28c of the facing fitting projection member 28. 33b
From the tip of the diagonal rib 33a located on the corner side of the top 20 toward the peripheral wall 21 near the corner of the top 20;
A branch rib 33c composed of two ribs 33c1 extending to the vicinity of the peripheral wall 21 so as to be substantially orthogonal to the peripheral wall 21. Further, a vertical surface 33a1 of the orthogonal rib 33b constituting the corner portion reinforcing member 33 on the reinforcing member 29 side is
It is preferable that the fitting projection 28 be formed so as to be flush with the inner surface 28c1 of the projection 28c of the fitting projection 28.
By configuring, the orthogonal rib 33 of the corner portion reinforcing member 33 is formed.
By b, the reinforcing member 29 held by the pair of fitting protrusion members 28 facing each other can be more firmly fixed. In addition, as shown by the two-dot chain line in FIG.
The diagonal rib 33a is replaced with a rib 33 constituting the branch rib 33c.
It is preferable to extend beyond the contact portion of c1 to the vicinity of the peripheral wall 21. As described above, by extending the diagonal rib 33a to the vicinity of the peripheral edge wall 21, it is possible to more reliably prevent the substantially triangular corner region 20b from rising.

Next, FIG. 4, FIG. 12 and FIG.
The means for stacking another container body B on the container body B covered with the lid C will be described with reference to FIG.

Container body B covered by lid C located below
When the other container body B is placed on the lower surface 1a1, the step 1a1 of the corner girder 1a of the container body B is formed on the reinforcing member 29 provided on the lid C located below. 'Is configured to be placed. As described above, the container body B placed on the top is placed on the reinforcing member 29 without being directly placed on the top part 20 of the lid C located below, so that the top part 20 is moved downward. The lid C is not bent and the lid C is not damaged, and the top 20 is bent downward so that the container body B placed thereon is prevented from tilting. The container body B covered with the lid C of
It can be stacked in multiple stages in a stable state. Further, on the reinforcing member 29 disposed on the lid C located below,
Lower surface 1a forming step 1a1 of corner girder 1a of container body B
1 'is configured to rest, so that
The container body B of the large container positioned on the stack is prevented from moving in the lateral direction, so that many large containers can be stably stacked.

As described above, when the lid C to which the reinforcing member 29 is attached is put on the container body B, both ends of the reinforcing member 29 are positioned above the flange 3 of the container body B. Therefore, since both ends of the reinforcing member 29 are supported by the flange 3 of the container body B, the support strength of the container body B covered by the lid C located below is improved. However, it is possible to prevent the container body B covered by the lid C located below from being damaged.

Further, when the step 1a1 of the corner girder 1a of the container body B located above is placed on the reinforcing member 29 arranged on the lid C covered by the container body B located below. In
Since the corner recessed part 22 formed in the top part 20 of the lid C is located below the corner girder 1a of the container body B, the lower surface of the corner girder 1a of the container body B is Heaven part 20
Therefore, the corner girder 1a of the container body B comes into contact with the lid C, and the corner girder 1a of the container body B
Will not be damaged. Similarly, the intermediate recess 23 formed in the lid C covered by the lower container body B is located below the intermediate girder 1b of the upper container body B. The intermediate girder 1b of the upper container body B abuts on the lid C covered by the lower container body B, and the lid C is damaged by the intermediate girder 1b of the container body B. Can be prevented.

As described above, the stacking operation of stacking the container body B covered with another lid C on the container body B covered with the lid C is performed using a forklift. As described above, the corner girder 1a of the container body B located above is attached to the reinforcing member 29 attached to the lid C located below.
Since the lower surface 1a1 'forming the stepped portion 1a1 must be placed, the upper container body B must be accurately positioned with respect to the lower lid C.

A marking means D is provided on the lid C in order to accurately and quickly stack the container bodies B covered by the lid C.

The mark means step D is formed on a peripheral wall 21 extending downward from each side of the top section 20. In this embodiment, the center of the peripheral wall 21 located on each side of the top section 20 is provided. The width w of the intermediate girder 1b indicating the position where the intermediate girder 1b formed on the bottom 1 of the container body B located above should be placed
A vertical mark rib d1 having the same interval as that of No. 1 is formed. Therefore, during the stacking operation, the intermediate girder of the container body B located above is located between the mark ribs d1 formed on the peripheral wall 21 of the lid C covered by the container body B located below. The forklift is controlled so that 1b is located, and then the forklift is operated to lower the upper container body B, thereby forming the step 1a1 of the corner girder 1a of the upper container body B. The lower surface 1a1 'can be placed on the reinforcing member 29 attached to the lid C covered by the container body B located below.

In this embodiment, the width of one side of the side wall 2 of the container body B is larger than the width of the other side wall 2 of the other side. The width of one opposing peripheral wall 21 is formed wider than the width of the other opposing peripheral wall 21. In such a case, at the time of stacking work, it is necessary to identify whether the front surface of the container body C covered with the lid C located below is the wide side wall 2 or the narrow side wall 2. In this embodiment,
Marking rib d1 formed on opposite peripheral wall 21 having a wide width
The number of is increasing. In this embodiment, only two mark ribs d1 are formed on the opposite narrow peripheral wall 21 at the same interval as the width w1 of the intermediate girder 1b. A plurality of vertical width identification ribs d2 are formed between two mark ribs d1 formed at the same interval as the width w1 of the intermediate girder 1b.

The marking means D formed on the cover C is not limited to the ribs like the marking ribs d1 and the width identification ribs d2, but may be formed by coloring instead of the ribs. Can also be performed by attaching an appropriate label.

At the bottom 24b of the central concave portion 24 of the lid C, a handle member 34 having a handle ring 34a that can be raised and lowered is attached. By attaching such a handle member 34 to the lid C, it is easy to carry the lid C. Also,
Handle member 34 having handle ring 34a that can be raised and lowered
Is attached to the bottom 24b of the central concave portion 24 of the lid C, so that the handle member 34 does not protrude upward from the convex hill 25a of the lid C, and is thus covered by the lid C. There is no hindrance to the stacking work of the container body B.

A peripheral region 20d is formed between the above-mentioned peripheral convex hill portion 25b and each side of the top portion 20 along each side of the top portion 20 of the lid C. The region 20d is connected to the triangular corner region 20b in the same plane. A pair of rib portions 35 arranged at a predetermined interval are formed in the peripheral region 20d. Two rib portions 35 are formed in the peripheral region 20d, and a total of eight rib portions 35 are formed in the total of four peripheral regions 20d. The rib portion 35 is formed by ribs 35a that cross or abut each other. Thus, the rib portion 3
5 is formed in the peripheral region 20d located between the peripheral convex hill portion 25b and each side of the top portion 20, thereby increasing the strength of the cover C, particularly the peripheral portion of the cover C. Can be.
Also, when the fork tip of the forklift contacts the peripheral convex hill 25b, the peripheral convex hill 25b is damaged,
Although the function of the lid C is impaired, in the present embodiment, since the rib 35 is formed outside the peripheral convex hill 25b, the rib 35 forms the peripheral convex hill 25b.
Contact of the fork with the fork can be prevented.

[0039]

Since the present invention has the above-described structure, the following effects can be obtained.

At the center of the peripheral wall located on each side of the top of the lid, a mark indicating the position where an intermediate girder formed on the bottom of the container body should be placed during stacking work is provided. So
Stacking of large containers can be performed accurately and quickly.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a lid and a container body constituting a large container of the present invention.

FIG. 2 is a perspective view of a container main body constituting the large container of the present invention.

FIG. 3 is a front view of a container main body constituting the large container of the present invention.

FIG. 4 is a perspective view of a lid constituting the large container of the present invention.

FIG. 5 is a plan view of a lid constituting the large container of the present invention.

FIG. 6 is a rear view of a lid constituting the large container of the present invention.

FIG. 7 is a vertical sectional view taken along the line II of FIG. 5;

FIG. 8 is a partial perspective view showing the vicinity of a corner of a lid constituting the large container of the present invention.

FIG. 9 is a perspective view of a lid fixing member and the like provided in the large container of the present invention.

FIG. 10 is a perspective view of a lid fixing member and the like provided in the large container of the present invention as in FIG. 9;

FIG. 11 is a perspective view of a lid fixing member and the like provided in the large container of the present invention similar to FIG. 9;

FIG. 12 is a front view showing a state where the large containers of the present invention are stacked.

FIG. 13 is a partial vertical sectional view showing a state where a container main body constituting the large container of the present invention is placed on a lid.

[Explanation of symbols]

 B: Container body C: Lid D: Marking means 1. ... Bottom 1a ... Corner girder 1b ... Middle girder 2 ...・ ・ ・ ・ ・ ・ Side wall 3 ・ ・ ・ ・ ・ ・ ・ Flange 4 ・ ・ ・ ・ ・ ・ Horizontal circumferential rib 20 ・ ・ ・ ・ ・ ・ ・ ・ ・··· Top 20b ··· Corner area 28 ···· Mating protrusion piece 29 ···・ Reinforcement member 32 ・ ・ ・ Lock member 33 ・ ・ ・ Corner reinforcement member

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Koichi Miyagawa 1 in 474, Honda, Oji, Hozumi-cho, Motosu-gun, Gifu Prefecture Inside Sanko Co., Ltd. Sanko Co., Ltd. F term (reference) 3E063 AA06 AA09 BA05 BB04 CA01 CA05 CC04 DA05 EE03 FF01 FF03

Claims (1)

[Claims] 1. A large container having a container body having a corner girder formed at four corners of a bottom and an intermediate girder formed between the corner girder, and a lid covered by the container body. In addition, at the center of the peripheral wall located on each side of the top of the lid, a mark indicating a position where an intermediate girder formed on the bottom of the container body should be arranged at the time of stacking work is arranged. A large container characterized by the above.