JP6084646B2 - Assembled steel plate transport container for tubular products - Google Patents

Description

The present invention relates to an assembled steel plate transport container for a tubular product.

Assembly-type steel plate transport containers are known as disclosed in, for example, Patent Document 1 (Japanese Patent Laid-Open No. 2000-190960) and Patent Document 2 (Japanese Patent Laid-Open No. 9-39957), and such There is also known a structure in which the transport container is disassembled to be flat and compact and suitably configured for storage and stacking (for example, Patent Document 3 (Japanese Patent Laid-Open No. 7-329964)). The latter flat compact transport container has four side wall members stacked on the floor member, and the top plate member is fitted on the top layer to form a flat unit body, which can be stacked in multiple units. Is.

JP 2000-190960 A JP-A-9-39957 JP 7-329964 A

In this type of transport container, various retaining members are used corresponding to the shape of the product accommodated therein. Such a retaining member is usually prepared separately from the transport container, and after the transport container is assembled, the product is placed around the product when the product is accommodated therein. However, it is troublesome to manage these retaining members separately from the transport container, and since the types of retaining members are naturally different when the product shape is different, the management is complicated.

Accordingly, an object of the present invention is an assembled steel plate transport container for a tubular product suitable for storage and transportation of a tubular product, and the retaining member of the tubular product is placed in the folded flattening unit body of the transport container. It is in a compact housing.

In order to solve the above-described problems, the present invention engages a cylindrical product in a state of assembly with the floor member having a rectangular shape in a plan view that can be placed in the center with the axis thereof being vertically oriented, and the four sides of the floor member. 4 side wall members that can be erected and can be stacked in layers on the floor member in a disassembled state, and a plan view that can be crowned on the upper ends of the four side wall members that are erected on the floor member in an assembled state In an assembled steel plate transport container for a tubular product having a rectangular top plate member, a plurality of product receivers having a predetermined height arranged so as to surround a central region on the floor member, and the tubular shape Grooves formed between the product receivers so that support claws of a conveying jig used for conveying and placing the cylindrical product on the floor member with the lower surface of the product supported can be inserted. And can be erected in the central region of the floor member, In a standing state, it contacts the inner peripheral surface of the tubular product to regulate lateral displacement of the tubular product, and in a disassembled state, it has a column member that can be placed horizontally in the central region. Four side wall members are stacked in layers on the floor member on which the column member is placed horizontally, and the top plate member is fitted on the uppermost side wall member. This is an assembled steel transport container for products.

By configuring the present invention as described above, the pillar member, which is a retaining member for the cylindrical product, can be accommodated in a compact and flattened unit body of the transport container.

It is a perspective view of the unit body which folded and flattened the assembly type steel plate transportation container for cylindrical products concerning the embodiment of the present invention. (A)-(G) are figures which show the folding flattening process of the said transport container. (A) is the accommodation state of a pillar member, (b) is a figure which shows the standing state of a pillar member. (A) is a perspective view of a pressing member, (b) is a sectional view taken along line bb of (a). It is a perspective view of the corner | angular part of a top-plate member. It is a perspective view of the stacked state of a steel plate transport container. (A)-(H) is a figure which shows the assembly process of the steel plate transport container which concerns on embodiment of this invention at the time of packing a cylindrical product. It is a side view of the conveyance jig which carries a cylindrical product. It is a figure which shows the engagement standing state of the side wall member with respect to a grip angle. It is a figure which shows the locked state of side wall members.

FIG. 1 is a perspective view when the assembled product steel plate transport container 100 for a tubular product according to the embodiment of the present invention is folded and flattened. By flattening the steel plate transport container 100 in this manner, it is possible to stack in multiple stages as shown in FIG. 6, and facilitate storage in a space-saving manner or transportation by truck or the like.

(Structure of steel plate transport container)
As shown in FIG. 7, the steel plate transport container 100 basically includes a floor member 10 and four side wall members (side panels and toe panels) 30, 30, 31 erected on four sides of the floor member 10. , 31 and a total of six members, the top plate member 40 fitted on the four side wall members 30, 30, 31, 31. At the time of folding in FIG. 1, the four side wall members 30, 30, 31, 31 are stacked in layers between the floor member 10 and the top plate member 40.

Both the floor member 10 and the side wall members 30 and 31 are mainly composed of rectangular corrugated steel sheets, and a channel material having a U-shaped cross section is fixed to each edge of the corrugated steel sheets by welding or the like. The top plate member 40 is configured by bending the four sides of a flat steel plate shortly downward. The channel member at the upper end of the side wall member 30 that is a side panel is provided with a lock member 55 that can swing in the vertical direction as shown in FIG. 10, and the side wall members 30 and 31 are mutually connected by the lock member 55. It is configured to be connectable.

The floor member 10 is formed in a square or rectangular shape in plan view, and three lubricants 13 are fixed to the lower surface of the floor member 10 in parallel with equal intervals by welding or the like. And it is comprised so that the fork of a forklift can be inserted in the horizontal direction from the front-back direction between the sliding materials 13. Note that both end portions of the two sliding members 13 on both sides are configured to be engaged with gripping metal fittings 45 for positioning disposed on the upper surfaces of the four corners of the top plate member 40 as described later.

As shown in FIG. 9, grip angles 11 (12) are fixed to the four sides of the floor member 10 by welding or the like. Such a grip angle 11 (12) is known as disclosed in Patent Documents 1 to 3, for example. After the horizontal plate portion 50 at the lower end of the side wall member 30 (31) is engaged with the grip angle 11 (12) at an angle, the side wall member 30 (31) is set up vertically to stand the side wall member 30 (31). Can be made independent.

As shown in FIGS. 2E and 2F, a stacking spacer 19 can be engaged with both ends of the grip angle 11 (12). The height of the stacking spacer 19 is set to be slightly higher than the uppermost side wall member 30 (31) of the four side wall members 30, 30, 31, 31 stacked on the floor member 10. ing. The stacking spacer 19 is formed by bending the sides of a rectangular steel plate in the same direction to form a shallow box, and the bent side at the lower end thereof is relatively relatively engageable with the grip angle 11 (12). A long horizontal plate portion 19a is configured. Further, the upper end portion 19 b of the stacking spacer 19 is configured to be fitted to the lower surface corner portion of the top plate member 40.

Four first product receivers 20 having a large L shape in a plan view and second product receivers 15 and 16 having a small rectangular shape in a plan view are fixed to the floor member 10 by welding or the like. . The first product receiver 20 is disposed at the four corners of the floor member 10, and the second product receivers 15 and 16 are disposed between the first product receivers 20. When the transport container 100 is disassembled and folded, the side wall members 30 and 31 can be placed on the product receivers 15, 16, and 20. When the transport container 100 is assembled, the cylinders are placed on the product receivers 15, 16, and 20. A cylindrical product W having a shape can be placed.

The tubular product W is transported by, for example, a transport jig 60 having a shape shown in FIG. The conveying jig 60 includes a vertical stay 60a for hanging and supporting the cylindrical product W, a head 60b attached to a lower end portion of the stay 60a, and a plurality of supports extending radially from the head 60b. It has a claw 60c. The upper end of the stay 60a is connected to a crane or the like in the factory, and the cylindrical product W is moved in the left-right direction and the up-down direction by operating the crane or the like.

An expansion / contraction mechanism is incorporated in the head 60b of the conveyance jig 60, and the support claw 60c is expanded / contracted in the horizontal direction by the expansion / contraction mechanism. The cylindrical product W is transported onto the floor member 10 and placed on the product receivers 15, 16, 20 in a state where the lower surface of the cylindrical product W is supported by the plurality of support claws 60 c. . In addition, the support claw 60c can enter the groove portion G between the product receivers 15, 16, and 20 during the placement.

These product receivers 15, 16, and 20 are formed as a structure having a predetermined height by bending a sheet metal. The product receivers 15, 16, and 20 are disposed so as to surround the central region C of the floor member 10, and a linear groove G that extends toward the central region C is formed between the product receivers 15, 16, and 20. . The head 60b of the conveying jig 60 is lowered in the central region C, and the support claws 60c of the conveying jig 60 are lowered in the groove G.

The steel plate transport container 100 uses four column members 21 as retaining members in order to retain the tubular product W accommodated therein. As shown in FIG. 3A, these column members 21 can be stored in a horizontally placed state on the inner side in the horizontal direction of the product receiver 20 (the peripheral portion of the central region C). For example, when the column member 21 is formed of a channel material having a U-shaped cross section, the column member 21 can be compactly accommodated in a state where two column members 21 are stacked face to face with each other as illustrated.

Adjacent to the inner corner of the product receiver 20, a rectangular tube member 17 into which the lower end of the column member 21 can be inserted and fitted is disposed. The rectangular tube member 17 is fixed to a rectangular flat plate 14 placed on the floor member 10 in pairs by welding or the like. The flat plate 14 is fixed to the floor member 10 by welding or the like. In addition, it can respond also to holding | maintenance of the cylindrical product W of a different dimension by changing the adhering position of the flat plate 14 with respect to the floor member 10, and the adhering position of the square cylinder member 17 on the flat plate 14. FIG.

As shown in FIG. 3B, the column member 21 can be erected vertically on the floor member 10 by inserting the column member 21 into the rectangular tube member 17 from the vertical direction. The height of the upper end portion of the rectangular tube member 17 is set upward from the upper surface of the product receptacle 20 so that the lower surface of the side wall member 30 or 31 stacked on the floor member 10 does not hit the rectangular tube member 17 when the transport container is folded. It is said that it does not pop out.

Two sides on the outside of the product receiver 20 at right angles form a predetermined gap with respect to the corners of the floor member 10 at right angles. As shown in FIG. 4, a presser member 18 that presses the upper end surface of the product can be stored in the predetermined gap. The pressing member 18 includes a lateral member 18a extending horizontally between the side wall members 30 and 30, which are side panels facing each other, a supporting member 18b extending vertically upward from both ends of the lateral member 18a, and the supporting member 18b. A U-shaped engaging portion 18 c that is formed at the upper end portion and can be engaged with the upper end portions of the side wall members 30, 30 is provided.

Grip fittings 45 are fixed to the upper surfaces of the four corners of the top plate member 40 as shown in FIG. The grip metal fitting 45 includes a base member 45a fixed to the four corners of the top plate member 40 and grip claws 45b fixed to the upper surface of the base member 45a. The grip claw 45b is composed of two claw portions that are perpendicular to each other, and these claw portions engage with the ends of the sliding material 13 from two directions at right angles to prevent the positional displacement of the sliding material 13 in the horizontal direction. Thereby, the steel plate transport containers 100 can be stably stacked in multiple stages as shown in FIG.

(Folding and flattening process of steel plate transport container)
The steel plate transport container 100 described above is made compact as a flat unit body in the folding flattening process of FIGS. FIG. 2A shows the floor member 10. As shown in FIGS. 2B and 3, two column members 21 are horizontally placed on the periphery of the center region C of the floor member 10, that is, the inner position of the receiving member 20.

Next, the four side wall members 30 and 31 are stacked in a layered manner on the floor member 10 on which the column member 21 is placed horizontally as shown in FIGS. Then, a total of four stacking spacers 19 are engaged and erected at both ends of the grip angle 11 of the floor member 10. Thereafter, as shown in FIG. 2G, the top plate member 40 is placed on the side wall members 30 and 31 so that the four corners of the top plate member 40 are aligned with the upper ends of the four stacking spacers 19. The steel plate transport container 100 can be stored and transported in the state of this flat unit body. Moreover, it is also possible to stack like FIG. 6 as needed.

(Assembly process of steel plate transport container)
Next, the assembly process of the steel plate transport container 100 will be described with reference to FIG. The flat steel folded transport container 100 as shown in FIG. 1 is separated, and the pressing member 18, the column member 21, the side wall members 30 and 31, and the top plate member 40 are taken out from the floor member 10. Then, the floor member 10 is placed on the floor as shown in FIG.

Next, as shown in FIG. 7B or FIG. 3B, the four column members 21 are inserted into the rectangular tube member 17 from the vertical direction. After that, the cylindrical product W is placed vertically on the four product receivers 20 with the axes perpendicular to each other as shown in FIG. At this time, the four column members 21 are placed in the vertical holes of the tubular product W. Thus, the lower surface of the tubular product W is supported by the four product receivers 20. Further, the four column members 21 come into contact with the inner surface of the vertical hole of the cylindrical product W, and the horizontal movement of the cylindrical product W is restricted by these column members 21.

Next, as shown in FIG. 7D, the two side wall members 30 and 30 which are side panels are erected facing each other. Next, as shown in FIG. 7E, the pressing member 18 is stretched between the side wall members 30, and the engaging portions 18 c at both ends of the pressing member 18 are engaged with the upper end portions of the side wall members 30 and 30. Then, the horizontal portion 18 a of the pressing member 18 is brought into contact with the upper end surface of the tubular product W.

Next, as shown in FIGS. 7F and 7G, side wall members 31 and 31 which are toe panels are erected sequentially, and the side wall members 30 and 31 are connected to each other by a lock member 55 as shown in FIG. Finally, as shown in FIG. 7H, the top plate member 40 is fitted to the upper end portions of the four side wall members 30, 30, 31, 31 to complete the assembly of the steel plate transport container 100. When the top plate member 40 is crowned, the engaging portions 18 c at both ends of the presser member 18 are sandwiched and fixed between the top plate member 40 and the upper end portions of the side wall members 30, 30. The lifting is restricted by the horizontal portion 18 a of the pressing member 18.

As mentioned above, although embodiment of this invention was described, this invention can be variously deformed without being limited to the said embodiment. For example, in the above embodiment, the cylindrical product W has been described as being cylindrical, but the cylindrical product W is not limited to a cylindrical shape. It may be oval or rectangular. Any shape can be used as long as the column member can be brought into contact with the inner peripheral surface of the product to control the lateral displacement of the product. Further, it is not always necessary to use four column members 21. Depending on the size and shape of the product W, two, three, or five or more column members 21 can be used, and the number used can be increased or decreased as necessary. Moreover, you may connect the upper end part of the column member 21, and the horizontal part 18a of the pressing member 18 as needed. Moreover, you may arrange | position a buffer member separately between the product W and the side wall members 30 and 31, and between the product W and the top-plate member 40 as needed.

DESCRIPTION OF SYMBOLS 10: Floor member 11, 12: Grip angle 13: Lubricant 14: Flat plate 15, 16: 2nd receiving member 17: Square tube member 18: Holding member 19: Stacking spacer 20: 1st receiving member 21: Column member 30, 31: Side wall member 40: Top plate member 45: Grip metal fitting 50: Horizontal plate portion 55: Lock member 60: Transfer jig 100: Steel plate transport container W: Cylindrical product C: Central region G: Groove portion

Claims (7)

A rectangular floor member that can be placed in the center with the axis of the cylindrical product in the vertical direction, and can be erected on the four sides of the floor member in an assembled state. A cylindrical shape having four side wall members that can be stacked in layers and a rectangular top plate member that can be crowned on the upper end of the four side wall members that are erected on the floor member in an assembled state. In assembled steel plate transport containers for products,
A plurality of product receivers arranged to surround a central region on the floor member and having a predetermined height;
Formed between the product receivers so that support claws of a transport jig used for transporting and placing the tubular product on the floor member with the lower surface of the tubular product supported can enter. Grooved and
It can stand upright in the central region of the floor member and abuts against the inner peripheral surface of the cylindrical product in the assembled state to restrict lateral displacement of the cylindrical product, and in the disassembled state, A column member that can be placed and placed;
In the disassembled state, the four side wall members are stacked in layers on the floor member on which the pillar member is placed horizontally, and the top plate member is fitted on the uppermost side wall member. Assembled steel plate transport container for cylindrical products.   2. The steel plate transport container according to claim 1, wherein the column member has a U-shaped cross section and can be stored in a state of being overlapped face to face in pairs.   The product receiver is formed in an L shape in plan view, and the L-shaped product receiver is arranged with its outer corners facing the corners of the floor member, adjacent to the inner corners of the product receiver, 3. A steel plate transport container according to claim 2, wherein a rectangular tube member into which a base end portion of a columnar member having a U-shaped cross section can be inserted. At least a pair of left and right sliding materials are fixed to opposite sides of the lower surface of the floor member, and grip fittings that can position both ends of the sliding material are disposed at the four corners of the top plate portion. The steel plate transport container according to any one of Items 1 to 3.   Grip angles that can engage the lower ends of the side wall members are fixed to the four sides of the floor member, and stacking spacers that support the four corners of the top plate member are erected at the four corners of the floor member, The lower end of the stacking spacer is engaged with the end of the grip angle, and the upper corner of the stacking spacer is fitted with the four corners of the top plate member fitted on the uppermost side wall member. The assembly-type steel plate transport container according to any one of claims 1 to 4, wherein the transport container is made possible.   6. The assembly type according to claim 5, wherein a holding member that abuts against an upper end surface of the cylindrical product and prevents the cylindrical product from being lifted can be accommodated between the grip angle and the product receiver. Steel plate transport container.   The pressing member is formed on a lateral member extending horizontally between the side wall members facing each other, a supporting member extending vertically upward from both ends of the lateral member, and an upper end portion of the supporting member. The assembled steel plate transport container according to claim 6, further comprising an engaging portion engageable with the upper end portion.