JP4732048B2 - Assembly container - Google Patents

Description

  The present invention relates to an assembling-type container, and more specifically, an optical film such as a polarizing film or a retardation film used for a liquid crystal display device, a medical film, a separator for a fuel cell, and the like are stored in a drawer in a sheet shape. It relates to an assembly container that can be used repeatedly, which can be transported and stored, protects them from external pressure, impact, dust, moisture, etc., and can be transported and stored compactly by deploying the container and drawer together into a sheet. .

As an assembly container of this type, for example, it is made of a hollow plate having an inner rib, and two U-shaped members comprising a flat plate portion and side wall portions standing on both sides via hinges are displaced by 90 degrees. A resin container characterized by facing each other has been proposed (for example, see Patent Document 1).
JP 2004-238014 A

  However, as described in FIG. 6 of the above publication, the resin container is for storing a roll-shaped product obtained by winding a film or the like on the outer periphery of the core tube.

  Such a roll-shaped product is fed out from the end of the roll by feeding a film or the like into a sheet of a predetermined size for use. For this reason, it bends in an arc and becomes a cause of reducing workability when it is mounted on a liquid crystal display device or the like. In some applications, the quality may be reduced.

  In order to solve this problem, it is conceivable to attach a drawer to the container and stack sheets that have been cut to a predetermined size in advance. Usually, the drawer has a side wall equal to or larger than the thickness of the bottom and the load. For example, after use, the container can be disassembled and stacked in a compact state with the sheet expanded, but the drawers are bulky because the side walls are bulky. , It takes a lot of space for transportation and storage, inevitably lowering transportation and storage efficiency.

  In view of such circumstances, the present invention eliminates the problems of the above-described conventional technology, adopts a sheet-like drawer that does not have a side wall, forms a support portion when used, and can remain flat when not used. The optical film can be transported or stored in the form of a non-wound sheet, and even when the drawers are stacked when the container is disassembled, it is in the form of a sheet, so it does not become bulky and is lightweight and easy to handle Therefore, it is possible to provide an assembled container that is easy to carry and does not take up space for transportation and storage, and has good transportation and storage efficiency.

  According to a first aspect of the present invention for achieving the above object, a container having a sheet-like drawer, wherein the container can be assembled and disassembled, and the sheet-like drawer is attached to the sheet-like base material. An assembly container comprising: a support portion, wherein the support portion is buried in the sheet-like base material when not in use, and the support portion is formed upright from the sheet-like base material when used. Is.

  A second aspect of the present invention includes the assembly container according to the first aspect, wherein the support portion can support loads of different sizes.

  A third aspect of the present invention includes the assembly container according to the first or second aspect, wherein the support portion supports at least both diagonal corners of the load.

  According to a fourth aspect of the present invention, the support portion is provided on the sheet-like base material by a undulating cut portion along the shape of the support portion. It contains the assembly container described in 1.

  According to claim 5 of the present invention, the cut portion along the shape of the support portion has a substantially trapezoidal shape, and the lower bottom portion defined by the perpendicular from both ends of the upper base to the lower base can be valley-folded, and 6. The assembly container according to claim 5, wherein a perpendicular line from both ends of the upper base to the lower base can be folded.

  A sixth aspect of the present invention includes the assembly container according to any one of the first to fifth aspects, wherein the sheet-like base material is made of a resin.

  A seventh aspect of the present invention includes the assembly container according to any one of the first to fifth aspects, wherein the sheet-like base material is made of a foamed resin.

  According to an eighth aspect of the present invention, the container that can be assembled and disassembled is composed of two U-shaped members including a flat plate portion made of a resin hollow plate and side wall portions standing on both sides thereof via hinges. And at least one U-shaped member has a sheet-shaped drawer guide groove on the inner side of both side walls, and the two U-shaped members are offset by 90 degrees to face each other. The assembly container according to any one of claims 1 to 7, wherein the joint portion is engaged by an engagement member.

  According to a ninth aspect of the present invention, the flat plate portion and the side wall portions at both ends thereof are self-standing by fitting a concave portion and a convex portion provided in the vicinity of the hinge portion. The assembly container according to any one of the items is included.

  Claim 10 of the present invention is characterized in that the assembly container according to any one of claims 1 to 9, wherein the side wall in the direction of pulling out the drawer falls outward in a state where the containers are stacked. To do.

  According to an eleventh aspect of the present invention, a concave portion is provided on the outer surface of the flat plate portion of one U-shaped member, and the ridge that fits with the concave portion is formed on the outer surface of the flat plate portion of another U-shaped member. The assembly container according to any one of claims 1 to 10, characterized in that a portion is provided.

  A twelfth aspect of the present invention includes the assembly container according to any one of the first to eleventh aspects, wherein the load is an optical film.

  The assembly container of the present invention is provided with a support portion for a load on a sheet-like base material, and when the support portion is not used (when not needed), it is buried in the sheet-like base material to maintain a plate shape and used. When necessary (when necessary), by adopting a sheet-like drawer that stands up from the sheet-like base material and forms a support portion, for example, after use, the assembly container can be disassembled and expanded into a sheet shape for stacking At the same time, the support can be buried in the sheet-like base material so that the drawer can be stacked and transported and stored without being bulky. Therefore, it does not take a large space for transportation and storage, improves the efficiency of transportation and storage, and is light in weight because there is no side wall like a conventional drawer.

  Further, since an optical film or the like can be transported or stored in a sheet form, it is not wound like a cut product from a roll product, and the mounting workability to a liquid crystal display device or the like is good.

  By providing a plurality of support portions so as to support loads of different sizes, it is possible to deal with stacks of different sizes with a single drawer.

  By arranging the support portion so as to support both corners on the diagonal line of the load, the laminate can be supported efficiently and reliably.

  The support portion is provided on the sheet-like base material with a undulating cut along the shape of the support portion, so that when the support portion is used, the cut portion is erected to support the load. It can be made into the state which turned down the cut | notch part, and can be embedded in a sheet-like base material.

  The undulating cut along the shape of the support part is formed in a substantially trapezoidal shape, the lower bottom part defined by the vertical line from both ends of the upper base to the lower base can be valley-folded, and the upper base from both ends It is advantageous that the perpendicular portion can be folded at the valley so that the support portion can be easily formed or turned down.

  The sheet-like base material is preferably made of a resin, particularly a foamed resin, in terms of moldability, cost, lightness, and the like.

  The container that can be assembled and disassembled used in the present invention consists of a hollow plate made of resin, and consists of two U-shaped members consisting of a flat plate portion and side wall portions that stand up on both sides via hinges. The side wall of at least one U-shaped member has a sheet-shaped drawer guide groove, and the two U-shaped members are offset by 90 degrees to face each other. A container engaged with a joint member is preferable in that it is lightweight and has sufficient strength.

Since the flat plate portion and the side wall portions at both ends thereof are self-standing by fitting the concave portion and the convex portion provided in the vicinity of the hinge portion, the assembly of the two U-shaped members is facilitated.
And

  If the side wall in the direction in which the drawer is pulled out is tilted outward in a state where the containers are stacked, it is possible to pull out the drawer and take out or store the load even when the containers are stacked.

  When a concave portion is provided on the outer surface of the flat plate portion of one U-shaped member, and a raised portion that fits the concave portion is provided on the outer surface of the flat plate portion of the other U-shaped member, they are stacked. At this time, since the recessed portion and the raised portion are fitted between the upper container and the lower assembly container, for example, the container does not roll when it is transported or even when vibration is applied.

  Since the load in the present invention does not wrap (arc-shaped bend) unlike a cut product from a roll product, it is particularly suitable for optical films and the like that require high quality.

  The assembly container of the present invention is an assembly and disassembly container having a sheet-like drawer in the container, the container can be assembled and disassembled, and the sheet-like drawer is supported on the sheet-like base material by a load supporting portion. The support part is embedded in the sheet-like base material when not in use (when not required), and is formed upright from the sheet-like base material when in use (when necessary) to form the support part. It is characterized by.

  As the container that can be assembled and disassembled in the present invention, it is composed of a resin hollow plate made of resin, and is composed of two U-shaped members composed of a flat plate portion and side wall portions standing on both sides via hinge portions. The inner side wall of at least one U-shaped member has a sheet-shaped drawer guide groove, and the two U-shaped members are offset by 90 degrees to face each other. A container formed by engaging the joint portion with an engaging member is preferable in that it is lightweight, strong, and inexpensive.

The hollow plate made of resin may be a resin blow molded product having a hollow double wall structure, in which a weld rib is formed on the inner wall side during blow molding, and the inner and outer walls are joined together to reinforce each other. In addition, an inner rib formed in an I-shaped alphabet in a cross-sectional view may be formed between the hollow double wall structures, and the inner and outer walls may be integrally connected to be reinforced with each other.
In the case of the former weld rib type, the weld rib portion appears as a depression, which not only lowers the aesthetics, but also cleaning water and cleaning liquid accumulate during cleaning, and it is troublesome to remove these. There is no such problem with molds.

  Blow molding is possible as a material for resin hollow plates, and the above-mentioned weld rib or inner rib type reinforced hollow plates can be easily manufactured, and the durability and impact resistance of hinges are excellent, and recycling is easy. For example, polyolefin resins such as polyethylene, polypropylene, and copolymer resins thereof are preferable.

  Sheet-shaped drawer guide grooves are provided inside the side walls of at least one of the two U-shaped members. One or more guide grooves are provided. The upper limit of the guide groove is not particularly limited, and may be appropriately determined depending on the size of the container, the size of the load, the load amount, and the like.

  For example, it is preferable that the flat plate portion and the side walls on both sides are provided with self-standing by fitting between a concave portion and a convex portion provided in the vicinity of the hinge portion in order to facilitate assembly.

  Moreover, it is preferable that the side wall in the direction in which the drawer is pulled out collapses outward if the engagement member is disengaged even when the assembly container is stacked, and in this way, in the state where the assembly container is stacked The drawer of an arbitrary assembly container can be taken out and the load can be taken out or the load can be stored.

  Further, a concave portion is provided on the outer surface of the flat plate portion of one of the U-shaped members of the two U-shaped members, and the concave portion is provided on the outer surface of the flat plate portion of the other U-shaped member. By providing the raised portions to be fitted, when the assembled containers are stacked, the recessed portion or the raised portion of the upper assembled container and the raised portion or the recessed portion of the lower assembled container are fitted, for example, transportation In this case, even if rolling or vibration is applied, the load does not collapse, which is preferable.

  On the other hand, the sheet-like drawer in the present invention is provided with a support part for preventing movement and movement of a load such as a film on the sheet-like base material, but the support part is not used as a support part for the load. When it is buried in a sheet-like base material and used as a support part for a load, the support part is formed by standing from the sheet-like base material.

  As such a support portion, for example, it is preferable that the sheet-like base material is provided with a undulating cut portion along the shape of the support portion, and the cut portion has a substantially trapezoidal shape and has both ends of the upper base. The part of the lower base divided by the perpendicular from the bottom to the bottom can be valley-folded, and the part of the perpendicular from both ends of the top to the bottom can also be valley-folded.

The support part is provided so as to prevent the load from moving or moving due to rolling or vibration during transportation, but it may be provided so as to support at least the diagonal corners of the laminate. Preferably, for example, the support portion is provided at a right angle across the corner of the load.
Moreover, since there are various sizes of loading parts depending on the application, it is preferable to provide a plurality of supporting parts so that at least both corners on a diagonal line of a load of each size are supported.

The sheet-like base material is preferably made of resin from the viewpoints of moldability and cost, and is preferably made of foamed resin from the viewpoint of moldability, cost, and lightness.
Examples of such a resin include polyolefin resins such as polyethylene, polypropylene, and copolymers thereof, polyvinyl chloride resin, polystyrene resin, polyamide resin, polyester resin, ABS resin, and the like. Polyolefin resins, polystyrene resins and the like are preferable. A foamed resin having a low expansion ratio of about 2 to 4 times is preferable because the strength becomes insufficient when the expansion ratio increases. Of course, when the strength is insufficient, a reinforcing rib or the like can be provided on the back surface of the sheet-like drawer for reinforcement.

  The assembly container of the present invention protects stored items (loads) from external pressure, impact, dust, moisture, etc., and can transport and store various sizes of loads in sheet form. There is no wrapping (arc-shaped bending) like cut products, and high quality is required, such as polarizing films used in liquid crystal display devices, optical films such as retardation films, medical plastic films, fuel cell separators, etc. It is particularly suitable for films and sheets.

  EXAMPLES Hereinafter, although an Example is given and this invention is demonstrated further in detail, it cannot be overemphasized that this invention is not limited only to these Examples.

Example 1
FIG. 1 is an exploded plan view of one member X of two U-shaped members (hereinafter simply referred to as members) for forming a container that can be assembled and disassembled, and FIG. 3 is a development plan view of the member Y, FIG. 3 is a perspective view showing a state in which the members X and Y are displaced by 90 degrees and face each other, and FIG. 4 is an engagement in which the members X and Y are provided respectively. It is a perspective view of the container which engaged the member.

  As shown in FIGS. 1 to 4, the members X and Y are both made of a resin hollow plate, and the member X has a flat plate portion 1 and hinge portions 2 made of thin portions on both sides thereof as shown in FIG. 1. And a side wall portion 3 provided continuously therethrough.

  The flat plate portion 1 has a fitting groove 4 on the long side edge, and two tongue-like engagement members 5 each having a locking portion 5a. On the back side of this is provided a recessed portion 6 for stacking.

  The side wall 3 has a fitting groove 4 on the short side edge, a fitting ridge 7 is provided on the long side, a handle 8 is provided on the back side, and further on both sides thereof. An engaging member 9 having a locking portion 9a is provided.

  On the other hand, as shown in FIG. 2, the member Y includes a flat plate portion 11 and side wall portions 13 provided on both sides of the flat plate portion 11 via hinge portions 12.

  The flat plate portion 11 has a fitting groove 14 on the long side edge, and has two tongue-like engagement members 15 each having a locking portion 15a on each side. A raised portion 16 for stacking is provided.

  The side wall portion 13 includes fitting protrusions 17 on two short side edges and one long side edge, and is provided with sheet-like drawer guide grooves (five in the drawing).

As shown in FIG. 3, the two members X and Y are displaced by 90 degrees from each other and face each other, and both members X and Y can be assembled and assembled and disassembled in the present invention as shown in FIG. Container C is formed.
That is, the fitting protrusion 17 of the side wall 13 of the member Y is fitted to the fitting groove 4 of the member X, and the fitting groove 14 of the member Y is fitted to the fitting protrusion 7 of the member Y. Furthermore, the engaging portion 15a of the tongue-like engaging member 15 of the member Y engages with the engaging portion 9a of the engaging member 9 of the member X, and the engaging portion 5a of the engaging member 5 of the member X. Is engaged with the locking portion 19a of the engaging portion 19 of the member Y, and the container C is formed.

Next, as shown in FIG. 5 to FIG. 8, the sheet-like drawer D is provided with a support portion 32 on a sheet-like base material 31 made of a synthetic foam resin (polystyrene resin having a double expansion ratio), and the support portion 32 is provided by a notch 33.
That is, the support portion 32 has a substantially trapezoidal shape, and a lower bottom portion 32c defined by a perpendicular line from both ends of the upper bottom 32a to the lower bottom 32b can be valley-folded, and from both ends of the upper bottom 32a to the lower bottom The perpendicular line portion 32d can also be valley-folded, and the portion indicated by the wavy line is formed so as to be separated from the sheet-like base material 31 by cutting. Thus, the support part 32 stands up substantially vertically with respect to the sheet-like base material 31 as indicated by an arrow 32c (solid line part) of the lower bottom 32b, and is provided with substantially triangular parts 32e on both sides. As shown by the arrow, the triangular portion 32e supports the support portion 32 by standing up approximately 90 degrees (see FIG. 8). The valley-folded portion is preferably thinned in advance in advance so that the valley can be easily folded, or a slit having a depth of about 1/2 or less of the thickness is provided on the back side. Furthermore, fixing means may be provided so that the standing support portion 32 is not tilted forward.

  As shown in FIG. 5, the support portion 32 is preferably provided in advance according to the size of the load so that it can handle loads of various sizes. FIG. 5 shows the case of two types of sizes. For example, the arrangement of the support portions shown in the figure can correspond to many different sizes of loads as shown in FIG. In the figure, reference numeral 33 denotes a finger insertion opening when the sheet-like drawer D is pulled out.

As shown in FIG. 9, the sheet-like drawer D is formed by supporting parts 32 at both corners of a load 34 such as an optical film (usually: 100 sheets or 200 sheets wrapped in film or vinyl). In a supported state, it is slidably inserted into the guide groove 18 of the container C.
After the use, the container C disengages the engaging members 15 and 9, 5 and 19, and the members X and Y expand into a sheet shape as shown in FIGS. 1 and 2, respectively. The drawers D are transported or stored in the form of sheets in the state before standing with the support portions 32 standing up laid.

Example 2
As shown in FIGS. 10 to 12, the assembly container of the present embodiment has both the upper end portion 3 a of the side wall portion 3 of the member X and the tip end portion 11 a of the flat plate portion 11 of the member Y in contact therewith as a flat portion. As shown in FIG. 3, even when the assembly containers of the present invention are stacked, the side wall portion 3 is moved outward by releasing the engagement between the tongue-like engagement member 15 and the engagement member 9 of any assembly container. It is the same as in the case of the first embodiment except that the sheet-like drawer D can be pulled down and pulled out.

Example 3
As shown in FIGS. 13 and 14, the assembly container of the present embodiment includes a concave portion (or convex portion) 35 and a convex portion (or concave portion) 36 in the vicinity of the flat plate portion 1 of the member X and the hinge portion 2 of the side wall portion 3. Similarly, the member Y is similarly provided with a concave portion (or convex portion) 35 and a convex portion (or concave portion) 36 in the vicinity of the hinge portion 12 of the flat plate portion 11 and the side wall portion 13, and the concave portion (or convex portion) 35 and the convex portion. (Or recess) 36 is fitted, so that the members X and Y can be temporarily fixed in a U-shape, and the assembly of the members X and Y is facilitated. It is.

  In the above embodiment, the rectangular assembly container has been described, but it is needless to say that the container is not limited to the rectangular shape and may be a square.

  As described above, the assembly container of the present invention is provided with a support portion for a load on a sheet-like base material, and is buried in the sheet-like base material when the support portion is not used (when not needed). By using a sheet-like drawer that stands up from the sheet-like base material and forms a support part when used (when necessary), for example, after use, the assembly container is disassembled and expanded into a sheet The drawers can be stacked and transported and stored without being bulky because the support portion can be buried in the sheet-like base material. Therefore, it does not take a large space for transportation and storage, improves the efficiency of transportation and storage, and is light in weight because there is no side wall like a conventional drawer.

  In addition, since optical films and the like can be transported or stored in sheet form, there is no wrapping like a cut product from a roll-like product, and therefore it is of high quality and has good workability for mounting on a liquid crystal display device or the like. is there.

It is an expansion | deployment top view which shows the Example of this invention and shows an example of one U-shaped member which forms a container. It is an expansion | deployment top view which shows an example of the other U-shaped member which forms a container. It is a perspective view which shows the state which made two U-shaped members deviate 90 degree | times, and was made to oppose. It is a perspective view of the container which made the engagement member engage and fit two U-shaped members. It is a top view which shows an example of sheet-like drawer. It is an enlarged schematic diagram which shows the support part of sheet-like drawer. It is the schematic which shows the relationship between the support part of a sheet-like drawer, and a load. It is a perspective view which shows the state which stood up the support part of the sheet-like drawer. It is a schematic perspective view which shows the state which inserted the sheet-like drawer partially in the container. It is principal part sectional drawing which shows the other Example of this invention. It is a schematic sectional drawing which shows the state which unlocked the tongue-shaped engagement member. It is a schematic sectional drawing which shows the state which pulled the sheet-like drawer from the assembly container in the stacked state. FIG. 6 is a developed plan view of a single U-shaped member, showing still another embodiment of the present invention. It is an expansion | deployment top view of another U-shaped member.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1,11 Flat plate part 2,12 Hinge part 3,13 Side wall part 4,14 Fitting groove | channel 5,15 Tongue piece-like engaging member 5a, 15a Locking part 6 Recessed part 7, 17 fitting Projection 8 Handle part 9, 19 Engaging member 9a, 19a Locking part 16 Raised part for stacking 18 Guide groove 31 Sheet-like base material 32 Support part 32a Upper bottom 32b Lower bottom 32c Lower bottom defined by a perpendicular line Part 32d Perpendicular part 32e Substantially triangular part 33 Finger insertion slot 34 Loaded object 35 Concave part (or convex part)
36 Convex part (or concave part)

Claims (12)

  A container provided with a sheet-like drawer, wherein the container can be assembled and disassembled, the sheet-like drawer is provided with a support part for a load on a sheet-like base material, and when the support part is not used, An assembly container characterized by being embedded in a sheet-like base material and standing up from the sheet-like base material when used to form a support portion.   The assembly container according to claim 1, wherein the support portion can support loads of different sizes.   The assembly container according to claim 1 or 2, wherein the support part supports at least both diagonal corners of the load.   The assembly container according to any one of claims 1 to 3, wherein the support portion is provided on the sheet-like base material by a undulating cut portion along the shape of the support portion.   The incision along the shape of the support portion has a substantially trapezoidal shape, and the lower bottom portion defined by the vertical line from both ends of the upper base to the lower base can be valley-folded, and from both ends of the upper base to the lower base 6. The assembly container according to claim 5, wherein the perpendicular portion can be folded.   The assembly container according to any one of claims 1 to 5, wherein the sheet-like substrate is made of a resin.   The assembly container according to any one of claims 1 to 5, wherein the sheet-like substrate is made of a foamed resin.   The container that can be assembled and disassembled consists of two U-shaped members consisting of a flat plate portion made of a resin-made hollow plate and side wall portions standing on both sides via hinges, and at least one U-shaped member. There are sheet-shaped drawer guide grooves on the inner side of both side walls of the shaped member, the two U-shaped members are displaced by 90 degrees and face each other, and the joint part of both members is an engaging member The assembly container according to any one of claims 1 to 7, wherein the assembly container is engaged.   The assembly according to any one of claims 1 to 8, wherein the flat plate portion and the side wall portions at both ends thereof are self-standing by fitting between a concave portion and a convex portion provided in the vicinity of the hinge portion. container.   The assembly container according to any one of claims 1 to 9, wherein a side wall in a direction in which the drawer is pulled out falls in an outward direction in a state where the containers are stacked.   A concave portion is provided on the outer surface of the flat plate portion of one U-shaped member, and a raised portion that is fitted to the concave portion is provided on the outer surface of the flat plate portion of the other U-shaped member. The assembly container according to any one of claims 1 to 10. The assembly container according to claim 1, wherein the load is an optical film.

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