JP2022042500A - Foldable bed - Google Patents

Abstract

To enhance convenience in assembling and using a foldable bed.SOLUTION: A foldable bed is constituted of a material such as a cardboard from a viewpoint of easiness of shipping and assembling and also from a viewpoint of difficulty of survival of viruses to be the cause of an infection. In foldable system, structures of a pedestal and a top board or the like, and dimensions of each height, breadth, and depth are adjusted, so as to satisfy space saving in keeping before/after use, simplification of assembling procedures, shortening of an assembling time, and comfort when used as a bed respectively.SELECTED DRAWING: Figure 1

Description

The present invention relates to a foldable bed.

Conventionally, a technique relating to the structure of a corrugated cardboard cot that can be folded and carried in an evacuation center or the like in the event of a natural disaster has been proposed (for example, Patent Document 1).

Japanese Unexamined Patent Publication No. 2010-69276

However, it cannot be said that the conventional technique including the technique described in the above-mentioned Patent Document 1 can sufficiently meet the user's request.

The present invention has been made in view of such a situation, and an object of the present invention is to improve convenience in manufacturing a foldable bed, delivering it to a user, assembling it by a user, and using it.

In order to achieve the above object, the foldable bed of one aspect of the present invention is
The first plate-shaped portion and the second plate-shaped portion of the same shape are arranged so as to be close to each other at one edge of each, and the other edge of the first plate-shaped portion and the second plate-shaped portion. The first unit is a portion in which the legs are arranged so as to be vertically separated from the ground plane by a predetermined distance, and the top plate portion in which the N first units are arranged.
From the N second units having a plurality of sleeves to which a plurality of partitions are connected, with a portion of the top plate portion arranged between the first unit and the ground plane as the second unit. The pedestal part that is composed and
Equipped with
The first unit of the top plate portion includes the first plate-shaped portion and the second plate-shaped portion with the one edge of each of the first plate-shaped portion and the second plate-shaped portion as an axis. Can be folded so that they face each other,
The second unit of the pedestal portion can be folded into a bellows shape by applying a predetermined pushing force from the other edge side of each of the first plate-shaped portion and the second plate-shaped portion. There is.

According to the present invention, it is possible to improve convenience in manufacturing a foldable bed, delivering it to a user, assembling it by a user, and using it.

It is a perspective view which shows the folding bed of one Embodiment of this invention. It is a figure which shows the procedure of manufacturing a top plate part. It is a figure which shows the procedure of manufacturing a pedestal unit. It is a development view which shows the drawer unit. It is a figure which shows the procedure of combining a plurality of units. It is a figure which shows the packing unit. It is a figure which shows the assembly method of a drawer unit. It is a figure which shows the assembly method of a bed body unit. It is a figure which shows the completed state of a fold-down bed. It is a figure which shows the modification (1/2 size) of the top plate unit. It is a figure which shows the modification (3/2 size) of the top plate unit. It is a figure which shows the arrangement example of the top plate unit using the pad with the ruled line.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
First, the configuration of the foldable bed according to one embodiment of the present invention will be described with reference to FIG. FIG. 1 is a perspective view showing a foldable bed according to an embodiment of the present invention.

The foldable bed of the embodiment is made of corrugated cardboard and is recyclable. This foldable bed is configured by connecting N first units, for example, with a top plate unit 1 having an outer diameter of L1 and a width of 950 mm as the first unit.
When a single size bed is configured as in this example, two top plate units 1 are connected.
Legs 23a and 23b for vertically separating the ground plane and the top plate unit 1 by a predetermined distance are arranged on both edges of the top plate unit 1.
The top plate unit 1 has a plate-shaped portion 11a and a plate-shaped portion 11b having the same shape. These plate-shaped portions 11a and plate-shaped portions 11b are arranged so as to be close to each other at one of the edge portions 21a and 21b, respectively.

Legs 23a and 23b are arranged on the other edges 22a and 22b of the plate-shaped portion 11a and the plate-shaped portion 11b, respectively, and between the leg portions 23a and the leg portions 23b, as a second unit. The pedestal unit 30 and the drawer unit 41 as the third unit are arranged.

In the assembled state of the bed, the pedestal unit 30 is arranged so as to support the top plate unit 1 in the entire longitudinal direction, and is arranged with a space for accommodating the drawer unit 41 in the width direction. The accommodation space has a length L2 of 930 mm, a width W2 of 320 mm, and a height H2 of 244 mm.
The drawer unit 41 has, for example, an effective inner dimension of 450 mm in length L3, 309 mm in width W3, and 225 mm in height, which is lower than the pedestal unit 30, and can be freely inserted into and removed from the bed side to the storage space. It is said that.

The pedestal unit 30 has a plurality of sleeves 31 to which a plurality of partitions 32 are connected. The pedestal unit 30 is composed of N second units, one as the second unit. In this example, one pedestal unit 30 is arranged between the top plate unit 1 (first unit) and the ground plane.

The top plate unit 1 (first unit) can be folded so that the plate-shaped portion 11a and the plate-shaped portion 11b face each other with one edge of each of the plate-shaped portion 11a and the plate-shaped portion 11b as an axis. It is said that.
The pedestal unit 30 (second unit) can be folded in a bellows shape by applying a predetermined pushing force from the other edge side of each of the plate-shaped portion 11a and the plate-shaped portion 11b.
The pedestal unit 30 has a plurality of sleeves 31 arranged so that the surfaces in the longitudinal direction are close to each other, and the slits 34 of the partition 32 are inserted into the slits 33 provided in the sleeves 31. The sleeve 31 is connected by a partition 32. The sleeve 31 is a rectangular cylinder (square cylinder).
That is, the top plate unit 1 and the pedestal unit 30 contain corrugated cardboard as a material, and the corrugated cardboard of each of the plurality of partitions 32 has horizontal stitches, and the corrugated cardboard of the sleeve 31 has vertical stitches with respect to the partition 32. The corrugated cardboard of the sleeve 31 has a reverse stitch.
As a result, the pedestal unit 30 has a structure that can be expanded and contracted, and since the corrugated cardboard has vertical stitches, the load applied from the top plate unit 1 can be supported.
The partition 32 connecting the sleeves 31 has eyes (horizontal eyes) different from the vertical eye orientation (vertical eyes) of the sleeve 31 to facilitate contraction. By changing the direction of the eyes of the connected objects in this way, it is difficult to break and it becomes easy to move.
That is, when the sleeve 31 is folded in the vertical direction and the partition 32 is folded in the opposite direction (horizontal) to maintain the strength to support the pushing force from the top plate unit 1 and fold like a bellows. The elasticity of the can be improved.

The drawer unit 41 (third unit) is arranged between the legs 23a and the legs 23b at a position on the front side of the pedestal unit 30 so as to be removable from the side. In the case of a single size, four drawer units 41 are arranged under the top plate unit 1. All four drawer units 41 have the same size.

According to the foldable bed of this embodiment, the foldable bed is made of corrugated cardboard and is composed of the top plate unit 1, the pedestal unit 30, and the drawer unit 41. Can be folded, packed compactly, stored and shipped (transported) to users.

Subsequently, a method of assembling the foldable bed of the embodiment will be described with reference to FIGS. 2 to 6. First, a procedure for manufacturing the top plate portion (first unit) will be described with reference to FIG. FIG. 2 is a diagram showing a procedure for manufacturing a top plate portion (first unit).

As shown in FIG. 2A, the top plate bean paste 51 is sandwiched between the top plate bean paste (H) 52 coated with white glue on the inner surface to create anko 53. For the top plate bean paste 51, for example, a honeycomb is used. Honeycomb refers to a structure in which regular hexagons or regular hexagonal columns are arranged without gaps. By using the honeycomb for the top plate bean paste 51 in this way, it is possible to make the structure lighter and stronger than stacking corrugated cardboard sheets.
Subsequently, as shown in FIG. 2B, the created bean paste 53 is placed on the top plate 54, the folding margin 54a is folded in the direction of arrow A, and the hot melt 55 (white glue) is formed on the surface of the bean paste 53. And press the folding margin 54a against the surface of the bean paste 53 to fix each other. As a result, the half unit 56 of FIG. 2C is created.

Next, two half units 56 of FIG. 2C are created, and the two created half units 56 are arranged side by side so that the side surfaces 57 face each other, and the bean paste 53 between the folding margins 54a at both ends is arranged. After being glued to the upper surface of the bean paste, the two half units 56 are connected and fixed by the top plate connecting plate 58 by pressing the top plate connecting plate 58 so as to overlap the upper surface of the bean paste 53.
At this time, the folding line B of the top plate connecting plate 58 is aligned with the boundary line C of the two half units 56. As a result, as shown in FIG. 2D, the top plate unit 1 (first unit) having a width half the width of the single size bed is completed.
The top plate unit 1 can be shrunk and compactly folded by bending in a mountain shape. It can be easily assembled and folded by interlocking with the expansion and contraction of the following pedestal unit.

Next, a procedure for manufacturing the pedestal unit (second unit) will be described with reference to FIG.
FIG. 3 is a diagram showing a procedure for manufacturing a pedestal unit (second unit).
In this case, as shown in FIG. 3A, the slits 34 of the partition 32 are formed in the slits 33 provided in the plurality of sleeves 31 in a state where the plurality of sleeves 31 are arranged so that the surfaces in the longitudinal direction are close to each other. As shown in FIG. 3B, a plurality of sleeves 31 are connected by a partition 32, and the portions of the partition 32 protruding from the sleeves 31 at both ends are bent and glued inward to the sleeve 31. Paste on the side of. As a result, the pedestal unit 30 is created.
At this time, among the portions of the plurality of partitions 32, the one closer to the outside is bent in the direction of arrow D (outward) and attached to the side surface of the sleeve 31.
Finally, as shown in FIG. 3C, the sleeve 31 is folded into a bellows shape by crushing the sleeve 31 with a pressing force in the direction of arrow E from both sides. By bending the portions of the plurality of partitions 32 outward, it is possible to support the sleeve 31 from being folded in a bellows shape.

Next, the drawer unit (third unit) will be described with reference to FIG.
FIG. 4 is a developed view showing a drawer unit (third unit).
As shown in FIG. 4, the transport mode of the drawer unit 41 is formed by laminating the side surfaces of the corrugated cardboard that has been punched out so as to have a box shape when opened. The shape change at the time of opening will be described with reference to FIG.

Next, a procedure for combining a plurality of units into one will be described with reference to FIG.
FIG. 5 is a diagram showing a procedure for joining a plurality of units.
When a plurality of units (for example, a pedestal unit 30 and a top plate unit 1) created in FIG. 2 (c) are combined into one, as shown in FIG. 5 (a), one leg 23 a of the top plate unit 1 is connected. With the hot melt applied to the surface (inner surface) of the top plate unit 1, the folded pedestal unit 30 is placed on the end of the leg portion 23a of the top plate unit 1 and attached, paying attention to the attachment position.

Then, hot melt is applied to the outer surface 62 (upper surface in FIG. 5A) of the pedestal unit 30, and as shown in FIG. 5B, the top plate unit 1 is half-folded to form the legs 23a and 23b. The pedestal unit 30 is fixed between the two.
That is, as shown in FIG. 5B, by folding the top plate unit 1 in two from the boundary line C of the top plate unit 1, the pedestal unit 30 is sandwiched between the leg portions 23a and the leg portions 23b. Moreover, the bonding unit 61 in a state of being fixed by hot melt is produced.

When forming a single bed, two coupling units 61 composed of a top plate unit 1 and a pedestal unit 30 are prepared.
Of the two prepared coupling units 61, as shown in FIG. 5 (b), white glue is applied to the outer surface 63 of the leg portion 23b of one of the coupling units 61, and as shown in FIG. 5 (c). The bed body unit 64 is manufactured by completely adhering the other coupling unit 61 by applying a weight while superimposing the other coupling unit 61.

Next, the packing unit will be described with reference to FIG.
FIG. 6 is a diagram showing a packing unit.
As shown in FIG. 6A, the packing unit 65 includes the bed body unit 64 manufactured in FIG. 5C, the drawer unit 41 and the bottom plate 43 shown in FIG. 4, and the shipping for storing them. It includes a case 66 (a cardboard box for packing) and a bottom plate 67 having a U-shaped cross section (hereinafter referred to as “U-shaped pad 67”).
The shipping case 66 is a semi-A type cardboard box with an open bottom. The U-shaped pad 67 is attached so as to sandwich the bottom of the bed body unit 64. Then, the bed body unit 64 is packed by covering the bed body unit 64 with the shipping case 66 and fastening it with the packing band 68.
Specifically, first, the packaged items (bed body unit 64, drawer unit 41, bottom plate 43, etc.) are sandwiched between U-shaped pads 67 having two ruled lines.
A shipping case 66 having an open bottom is covered from above, and the entire packing unit is fixed by tying it up with a packing band 68 as shown in FIG. 6B.
As a result, when unpacking the packing unit at the delivery destination, the bed body unit 64 is exposed in a standing state simply by removing the packing band 68 of the packing unit and pulling up the shipping case 66, so that the assembly time can be reduced. Can be shortened.

Hereinafter, a method of assembling the foldable bed on the user side will be described with reference to FIGS. 7 to 9.
First, a method of assembling the drawer unit will be described with reference to FIG. 7.
FIG. 7 is a diagram showing a method of assembling the drawer unit.
When the shipping case 66 shown in FIG. 6B arrives at the user's house or the like, as shown in FIG. 6A, the bed body unit 64, the drawer unit 41, and the bottom plate 43 are 4 from the shipping case 66. Take out the set.
Of the items taken out from the shipping case 66, the drawer unit 41 can be bottomed with a single touch by opening the seams between the corrugated cardboards to the left and right from the folded state as shown in FIG. 7A. It changes to a box shape as shown in (b). Then, by folding the upper flap 42 in the direction of arrow F (inside), the four side surfaces are doubled, and the withstand voltage strength of the drawer unit 41 as a whole is increased. By doubling the four sides in this way, it becomes easier to support the load applied from the top plate unit 1.
Finally, as shown in FIG. 7C, a bottom plate 43 having substantially the same size as the opening is inserted into the box-shaped one and fixed to the bottom surface. The bottom plate 43 is an optional item and is used when the drawer unit 41 requires a certain level of strength or higher.
By arranging the bottom plate 43 on the bottom surface of the drawer unit 41 in this way, it is possible to reinforce the bottom plate so that it does not easily come off, and by supporting the folded side surface from the inside, the shape of the box can be maintained.
The above-mentioned work is performed for 4 sets to produce 4 drawer units 41.

Next, a method of assembling the bed body unit will be described with reference to FIG.
FIG. 8 is a diagram showing a method of assembling the bed body unit.
As shown in FIG. 8A, the bed body unit 64 taken out from the shipping case 66 is erected with the legs 23a and 23b facing the ground plane.
Subsequently, by opening the legs (legs 23a and 23b) at both ends of the bed body unit 64 in the upright state to the outside, the bed body unit 64 has two piles as shown in FIG. 8 (b). It folds into a shape and spreads like a bellows of the lower pedestal unit 30.
Further, by opening the legs (legs 23a and 23b) at both ends to the outside, the top plate unit 1 becomes flat as shown in FIG. 8C, and the legs 23a and 23b and the pedestal unit are obtained. It is in the form of a bed supported by 30 (not shown).
The user's work from FIG. 8 (a) to FIG. 8 (c) takes about 10 seconds, and can be assembled with one touch. No cutter or tape is required for assembly.

Next, the completed state of the foldable bed will be described with reference to FIG.
FIG. 9 is a diagram showing a completed state of the foldable bed.
By inserting the four drawer units 41 manufactured as shown in FIG. 7 (b) into the space between the legs 23a and 23b in the form of a bed as shown in FIG. 8 (c). As shown in FIG. 9, the foldable bed 100 can be assembled.

As described above, according to the foldable bed of the embodiment, the following effects can be obtained.
It is possible to provide a cardboard bed that can be stored in a small space.
The corrugated cardboard bed is compact, lightweight, and inexpensive, and can be useful in an emergency or a disaster.
The cardboard bed can be assembled so that it can be used in about 1 minute at the fastest.
The lightweight cardboard bed is convenient and easy for women to assemble and move.
It is easier to dispose of than a normal bed, and the waste material can be recycled, so it can be said that it is environmentally friendly.
Since the case size at the time of storage is a size that fits in a 200 cm size that can be transported by route, etc., it can be shipped to a distant place, which can be useful in emergencies and disasters.
The coronavirus material has a residual period of, for example, about 24 hours when the coronavirus is attached, and the residual period of the coronavirus is shorter than that of other stainless steels (48 hours) and plastics (72 hours). It can also be a countermeasure. The figures exemplified as the remaining period of coronavirus are based on the New England Journal of Medicine.

Although one embodiment of the present invention has been described above, the present invention is not limited to the above-described embodiment, and modifications, improvements, etc. within the range in which the object of the present invention can be achieved are included in the present invention. Is.
In the above embodiment, two top plate units 1 are connected to form a single size bed, but as shown in FIG. 10, only one top plate unit 1 is half the size of a single size (1/2 size). ) May be used as a bed or table.

Further, as shown in FIG. 11, the three top plate units 1 may be connected and used as a bed or table having a size 1.5 times the size of a single size (3/2 size), and have various sizes, long and short. Can be accommodated.

Further, as shown in FIG. 12 (a), a pad 92 having a ruled line 91 is used, and as shown in FIG. 12 (b), a pad folded in half by a ruled line 91 between two top plate units 1. By sandwiching 92 and adhering it to the side surface of each top plate unit 1, as shown in FIG. 12B, by opening the pad 92 by about 90 ° in the arrow H direction, the orientation of the top plate unit 1 and the drawer unit The direction in which the 41 is pulled out can be changed to another direction (about 90 °).
Further, as shown in FIG. 12 (c), by opening the pad 92 by 180 °, the direction of the top plate unit 1 and the direction of pulling out the drawer unit 41 can be changed in the opposite direction (direction of line symmetry).

That is, the configuration of the foldable bed shown in FIGS. 1 to 12 is merely an example and is not particularly limited.
That is, it is sufficient that a part or all of the above-mentioned series of configurations is provided in the foldable bed, and what shape (design) and material (for example, corrugated cardboard in the above-described embodiment) is required to realize this configuration. Is not particularly limited to the example of FIGS. 1 to 12. Further, the configuration of the foldable bed is not particularly limited to FIGS. 1 to 12, and may be arbitrary. For example, a part or all of the plurality of parts shown in FIGS. 1 to 12 may be provided as one part.

In other words, it is sufficient that the foldable bed to which the present invention is applied has the following configuration, and various embodiments can be taken.
That is, the foldable bed to which the present invention is applied (for example, the foldable bed 100 in FIG. 1) is
The first plate-shaped portion (plate-shaped portion 11a) and the second plate-shaped portion (plate-shaped portion 11b) having the same shape are arranged so as to be close to each other at one edge portion (edge portions 21a, 21b). Legs (legs 23a, 23b) for vertically separating the first plate-shaped portion and the other edge portions (edge portions 22a, 22b) of the second plate-shaped portion by a predetermined distance from the ground contact surface. The top plate portion (for example, the top plate unit 1 in FIG. 1) in which the N first units are arranged, with the portion configured by arranging the first unit as the first unit.
It has a plurality of sleeves (for example, the sleeve 31 in FIG. 1) to which a plurality of partitions (partition 32) are connected, and is in contact with the first unit (for example, the top plate unit 1 in FIG. 1) of the top plate portion. A pedestal portion (for example, the pedestal unit 30 in FIG. 1) composed of the N second units, with the portion arranged between the ground and the ground as the second unit,
Equipped with
The first unit of the top plate portion (for example, the top plate unit 1 in FIG. 1) is
With the one edge of each of the first plate-shaped portion (plate-shaped portion 11a) and the second plate-shaped portion (plate-shaped portion 11b) as an axis, and the first plate-shaped portion (plate-shaped portion 11a). It is foldable so that it faces the second plate-shaped portion (plate-shaped portion 11b).
The second unit of the pedestal portion (pedestal unit 30) is
By applying a predetermined pressing force from the other edge side of each of the first plate-shaped portion (plate-shaped portion 11a) and the second plate-shaped portion (plate-shaped portion 11b), it can be folded in a bellows shape. Has been done.
This can improve the convenience of manufacturing, packing, storing, delivering to users, assembling, and using foldable beds.

The Nth unit is the storage box-shaped portion arranged between the first unit (for example, the top plate unit 1 in FIG. 1) and the ground plane of the top plate portion as the third unit. A drawer unit composed of three units (for example, the drawer unit 41 in FIG. 1),
Further prepare.
By providing the drawer unit (for example, the drawer unit 41 in FIG. 1) in this way, it is possible to provide a convenient bed that can store articles even though it is a foldable bed.

The first plate-shaped portion (plate-shaped portion 11a) and the second plate-shaped portion (plate-shaped portion 11b) contain a honeycomb (top plate bean paste 51 or the like in FIG. 2A).
In this way, the strength is maintained by incorporating the honeycomb (top plate anko 51, etc. in FIG. 2A) in the first plate-shaped portion (plate-shaped portion 11a) and the second plate-shaped portion (plate-shaped portion 11b). Therefore, it can be made lighter than stacking a plurality of corrugated cardboard plates to increase the thickness.

The second unit of the pedestal portion (for example, the pedestal unit 30 in FIG. 1) is
It is fixed to each of the legs (legs 23a, 23b) on the other edge side of each of the first plate-shaped portion (plate-shaped portion 11a) and the second plate-shaped portion (plate-shaped portion 11b). And
The first unit (for example, the top plate unit 1 and the like in FIG. 1) and the second unit (for example, the pedestal unit 30 and the like in FIG. 1) are integrally foldable.
With such a structure, the first unit (for example, the top plate unit 1 in FIG. 1) and the second unit (for example, the pedestal unit 30 in FIG. 1) can be stored and transported in a compact state for use. Occasionally, it can be opened with a single touch and transformed into a bed form, thus improving convenience in manufacturing and storing foldable beds, delivering them to users, assembling them by users, and using them.

The top plate portion and the pedestal portion contain corrugated cardboard as a material.
The grain of the corrugated cardboard in each of the plurality of partitions is reversed.
By making the eyes of the pedestal part vertical and the direction of the partition eyes opposite (horizontal) in this way, elasticity when folding like a bellows while maintaining the strength to indicate the pressing force from the top plate. Can be up.

1 ... Top plate unit, 11a, 11b ... Plate-shaped parts, 21a, 21b, 22a, 22b ... Edges, 23a, 23b ... Legs, 30 ... Pedestal unit, 31 ... -Sleeve, 32 ... partition, 33, 34 ... slit, 41 ... drawer unit, 42 ... flap, 43 ... bottom plate, 51 ... top plate bean paste, 52 ... top plate Anko (H), 53 ... Anko, 56 ... Half unit, 58 ... Top plate connecting plate, 64 ... Bed body unit, 66 ... Shipping case, 67 ... U-shaped pad , 100 ... Folding bed

Claims (5)

The first plate-shaped portion and the second plate-shaped portion of the same shape are arranged so as to be close to each other at one edge of each, and the other edge of the first plate-shaped portion and the second plate-shaped portion. The first unit is a portion in which the legs are arranged so as to be vertically separated from the ground plane by a predetermined distance, and the top plate portion in which the N first units are arranged.
From the N second units having a plurality of sleeves to which a plurality of partitions are connected, with a portion of the top plate portion arranged between the first unit and the ground plane as the second unit. The pedestal part that is composed and
Equipped with
The first unit of the top plate portion includes the first plate-shaped portion and the second plate-shaped portion with the one edge of each of the first plate-shaped portion and the second plate-shaped portion as an axis. Can be folded so that they face each other,
The second unit of the pedestal portion can be folded into a bellows shape by applying a predetermined pushing force from the other edge side of each of the first plate-shaped portion and the second plate-shaped portion. Yes,
Folding bed. A storage box-shaped portion arranged between the first unit of the top plate portion and the ground plane is used as a third unit, and a drawer portion composed of the N third units is further provided. The foldable bed according to claim 1. The first plate-shaped portion and the second plate-shaped portion of the first unit have a built-in honeycomb.
The foldable bed according to claim 1 or 2. The second unit of the pedestal portion is fixed to each of the legs on the other edge side of each of the first plate-shaped portion and the second plate-shaped portion.
The first unit and the second unit are integrally foldable.
The foldable bed according to any one of claims 1 to 3. The top plate portion and the pedestal portion contain corrugated cardboard as a material.
The eyes of the cardboard in each of the plurality of partitions are reversed,
The foldable bed according to any one of claims 1 to 4.

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