JP2020130556A - Sofa bed apparatus - Google Patents

Abstract

To provide a sofa bed apparatus capable increasing the number of conversion forms used as a sofa and a bed.SOLUTION: A sofa bed apparatus includes first to sixth cushion bodies 1-6 aligned in a line. The first cushion body and the second cushion body are located at a center in the alignment direction, where one surface in the thickness direction of adjacent portions thereof are bendably connected. The third cushion body and the fourth cushion body are disposed on the first cushion body side, with one surface in the thickness direction of adjacent portions connected bendably. The other surface in the thickness direction of the third cushion body is bendably connected to the other surface of the first cushion body. The fifth cushion body and the sixth cushion body are disposed in the second cushion body side, with one surface in the thickness direction of adjacent portions connected bendably. The other surface in the thickness direction of the fifth cushion body is bendably connected to the other surface of the second cushion body.SELECTED DRAWING: Figure 1

Description

The present invention relates to a sofa-combined bed device that can be converted into either a sofa or a bed device and used.

Conventionally, there is known a sofa-combined bed device that can be converted into a sofa and used by connecting a plurality of cushion bodies in a foldable manner to form a predetermined foldable shape, or can be converted into a bed device and used. ..

As a conventional sofa-combined bed device, the structure is known as shown in Patent Documents 1-3.

Jikken Sho 52-37632 Jikken Sho 47-29784 Jikken Sho 63-10779

However, the conventional sofa-combined bed device has a small number of forms that can be converted into a sofa or a bed device as shown in Patent Documents 1-3, and therefore, it can sufficiently meet various demands of users. There were times when I couldn't.

The present invention provides a sofa-combined bed device that can be converted into a sofa state or a bed device state to increase the number of forms that can be used, and can sufficiently respond to a user's request. is there.

The present invention has at least the first to sixth cushion bodies arranged side by side in a row with their sides adjacent to each other.
The first cushion body and the second cushion body located at the center in the parallel installation direction are connected so that one surface of the adjacent portion in the thickness direction can be flexibly connected.
The third cushion body and the fourth cushion body are arranged on the side of the first cushion body by flexibly connecting one surface of the adjacent portion in the thickness direction to the thickness of the third cushion body. Direction The other surface is flexibly connected to the other surface of the first cushion body.
The fifth cushion body and the sixth cushion body are arranged on the side of the second cushion body by flexibly connecting one surface of the adjacent portion in the thickness direction to the thickness of the fifth cushion body. Direction The sofa-combined bed device is characterized in that the other surface is flexibly connected to the other surface of the second cushion body.

According to the present invention, the third and fourth cushion bodies are arranged on one end side and the fifth and sixth cushion bodies are arranged on the other end side of the first and second cushion bodies. Adjacent cushion bodies are connected so as to be bendable in alternating directions.

As a result, it is possible to convert the six cushion bodies into a plurality of sofas or bed devices by changing the bent state of the six cushion bodies in various ways and stacking them. Therefore, various types of sofas can be used according to the user's request. It can be used as a bed device.

(A) is a plan view of the sofa bed device, and (b) is a side view as well. (A) is a diagram showing a process of converting a sofa bed device into a sofa of the first form, and (b) is a diagram showing a state of being converted into a sofa of the first form. (A) is a front view showing a state in which the sofa bed device is converted into a sofa of the second form, and (b) is a side view showing a state also used by the user. A side view showing a state in which a sofa bed device is converted into a sofa of a third form and used by a user. A side view showing a state in which a sofa bed device is converted into a bed device of the first form and used by a user. A side view showing a state in which a sofa bed device is converted into a bed device of a second form and used by a user. A side view showing a state in which a sofa bed device is converted into a bed device of a third form and used by a user. A side view showing a state in which a sofa bed device is converted into a couch and used by a user. A perspective view showing a state in which the mattress is compressed and packed.

Hereinafter, an embodiment of the present invention will be described with reference to FIGS. 1 to 9.

FIG. 1A is a plan view of the sofa bed device, and FIG. 1B is a front view. The sofa bed device is composed of a mattress M composed of first to sixth cushion bodies 1 to 6 arranged side by side.

Although details are not shown, each cushion body 1 to 6 is formed by forming a compressible elastic material such as urethane foam in a rectangular shape having a predetermined thickness and covering the elastic material with an exterior material. ..

In the central portion of the mattress M in the longitudinal direction, the first cushion body 1 and the second cushion body 2 are arranged so as to join one side surface of the mattress M along the longitudinal direction. In the first cushion body 1 and the second cushion body 2, both ends of one surface in the thickness direction, which is the upper surface in the thickness direction in FIG. 1 (b) of one side surface of the joined surface, are first connected. It is flexibly connected by the portion 11.

On the other side surface of the first cushion body 1, the third cushion body 3 and the fourth cushion body 4 are sequentially arranged by joining one side surface to each other. The third cushion body 3 is flexibly connected to the first cushion body 1 by a second connecting portion 12, which is a lower surface in the thickness direction and the other surface in the thickness direction. One surface of the fourth cushion body 4, which is the upper surface in the thickness direction, is flexibly connected to the third cushion body 3 by the third connecting portion 13.

On the other side surface of the second cushion body 2, the fifth cushion body 5 and the sixth cushion body 6 are sequentially arranged by joining one side surface to each other. The fifth cushion body 5 is flexibly connected to the second cushion body 2 by a fourth connecting portion 14, which is a lower surface in the thickness direction and the other surface in the thickness direction. The sixth cushion body 6 is the upper surface in the thickness direction of the fifth cushion body 5, and one surface in the thickness direction is flexibly connected by the fifth connecting portion 15.

In this embodiment, the width dimension of the first to sixth cushion bodies 1 to 6 is set to about 850 mm, and the thickness dimension is set to 125 mm. The length dimension of the first and second cushion bodies 1 and 2 is set to be twice the length dimension of the third to sixth cushion bodies 3 to 6.

In this embodiment, the length dimensions of the first and second cushion bodies 1 and 2 are set to 500 mm, and the length dimensions of the third to sixth cushion bodies 3 to 6 are set to 250 mm. As a result, the total length of the mattress M is 2 m.

Then, as described above, in the first to sixth cushion bodies 1 to 6, one surface and the other surface in the thickness direction are alternately connected by the first to fifth connecting portions 11 to 15. ing.

Next, an example of using the sofa bed device having the above-described configuration will be described with reference to FIGS. 2 to 8.

2 (a) and 2 (b) show a case where the mattress M constituting the sofa bed device is used as the sofa S1 of the first form. First, as shown in FIG. 2 (a), the first The mattress M is bent in half so that the second cushion body 2 overlaps the upper surface of the cushion body 1, and then the fifth and sixth cushions overlap the third and fourth cushion bodies 3 and 4. Bend bodies 5 and 6 upwards.

In a state where the fifth and sixth cushion bodies 5 and 6 are bent upward, the fourth cushion body 4 is bent so as to overlap the upper surface of the third cushion body 3 as shown in FIG. 2 (b). After that, the sixth cushion body 6 is bent so that one surface of the sixth cushion body 6 is joined to one surface of the fifth cushion body 5.

Then, the fifth and sixth cushion bodies 5 and 6 are placed so that their side surfaces are supported on the upper surface (the other surface) in FIG. 2 (b) of the fourth cushion body 4.

As a result, as shown in FIG. 2B, the mattress M can be converted into the sofa S1 of the first form, so that the user U sits on the second cushion body 2 which is a seat portion. However, it is possible to lean on the fifth and sixth cushion bodies 5 and 6 which are the back portions.

When the mattress M is converted into the sofa S1 of the first form, the fifth cushion body 5 and the sixth cushion body 6 which are the backs on which the user U leans are covered by a cover (not shown). It may be covered integrally.

By doing so, when the user U leans against the fifth and sixth cushion bodies 5, 6, these fifth and sixth cushion bodies 5, 6 are displaced on the fourth cushion body 4. It can be held so that it is difficult to move.

3A and 3B are cases where the mattress M is used as the sofa S2 of the second form. That is, the third cushion body 3 and the fourth cushion body 4 are sequentially bent and polymerized on the upper surface of the first cushion body 1 of the mattress M in a horizontally deployed state. Then, the fifth cushion body 5 and the sixth cushion body 6 are sequentially bent and polymerized on the upper surface of the second cushion body 2.

As a result, the third cushion body 3 and the fourth cushion body 4 are formed at one end in the width direction of the plane serving as the seating surface formed by the first cushion body 1 and the second cushion body 2. Is superposed and located, and the fifth cushion body 5 and the sixth cushion body 6 are superposed and located at the other end. As a result, the mattress M is converted into the sofa S2 of the second form.

The second-mode sofa S2 thus converted is superimposed on one end in the longitudinal direction of the seating surface formed by the first cushion body 1 and the second cushion body 2 arranged side by side. The cushion body 3 of 3 and the fourth cushion body 4 are located at the other end, and are located at the ends of the fifth cushion body 5 and the sixth cushion body 6.

Therefore, as shown in FIG. 3B, when the user U leans against the wall surface W and throws his / her foot on the seating surface formed by the first cushion body 1 and the second cushion body 2 to sit down. The third and fourth cushion bodies 3 and 4 and the third cushion body 3 and 4 in which the first cushion body 1 and the second cushion body 2 are located on one end and the other end of the seat surface, respectively. The fifth and sixth cushion bodies 5 and 6 can be used as an armrest.

FIG. 4 shows a case where the mattress M is used as the sofa S3 of the third form, and the mattress M in a horizontally deployed state is placed on the upper surface of the first cushion body 1 with the second cushion body 2. Fold it in two so that it overlaps. Then, the fifth cushion body 5 and the sixth cushion body 6 are sequentially bent and polymerized on the upper surface of the second cushion body 2.

Thereby, when the sofa S3 of the third form is used, the user U can use the third cushion body 3 and the fourth cushion body 4 as a seating portion for sitting, and the first cushion body 3 can be used. The second cushion body 2 and the fifth and sixth cushion bodies 5 and 6 superimposed on the cushion body 1 can be used as the back portion.

FIG. 5 shows a case where the first to sixth cushion bodies 1 to 6 of the mattress M are used as the bed B1 of the first form in a horizontally deployed state, and the user U is the first to sixth. The entire flat surface formed by the cushion bodies 1 to 6 of the above can be used as a bed surface.

FIG. 6 shows a case where the fourth cushion body 4 of the mattress M is bent and superposed on the upper surface of the third cushion body 3 to be used as the bed B2 of the second form, and the user U is the user U. The fourth cushion body 4 superimposed on the third cushion body 3 is used as a pillow, and one surface of the first, second, fifth and sixth cushion bodies 1, 2, 5 and 6 is formed. The flat surface can be used as a bed surface.

In FIG. 7, the fourth cushion body 4 of the mattress M is bent and superposed on the upper surface of the third cushion body 3, and the sixth cushion body 6 is bent and overlapped with the fifth cushion body 5. This is a case where it is used as the bed B3 of the third form.

In this case, the user U can use the upper surface, which is one surface of the first cushion body 1 and the second cushion body 2, as the bed surface, and the head of the user U can be used as the fourth cushion body 4. The fourth cushion body 4 can be used as a pillow, and the foot can be placed on the sixth cushion body 6 to take a comfortable posture in which the foot is lifted.

FIG. 8 shows that the third cushion body 3 is bent and overlapped on the upper surface of the first cushion body 1 of the mattress M, and then the fourth cushion body 4 is placed on the upper surface of the third cushion body 3. This is a case where the couch C of the first form is used by folding and stacking.

In this case, the user U extends his lower body and sits on one of the planes formed by the first, second, fifth and sixth cushion bodies 1, 2, 5 and 6, and the third and third cushion bodies are seated. It can be used by leaning against the cushion bodies 3 and 4 of 4.

The first to sixth cushion bodies 1 to 6 constituting the mattress M are made of a compressible elastic material. Therefore, as shown in FIG. 9, the mattress M is wound in a roll shape in a state of being compressed in the thickness direction, and is housed in the bag body 21 formed of an airtight synthetic resin in that state. After that, by reducing the pressure inside the bag 21 and sealing it, it can be packed in a small package for easy transportation.

As described above, the mattress M having the above-described configuration is divided into the first to sixth cushion bodies 1 to 6, and the first and second cushion bodies 1 and 2 are arranged at the center of the mattress M in the longitudinal direction. Then, the third and fourth cushion bodies 3 and 4 are sequentially arranged on the first cushion body 1 side, and the fifth and sixth cushion bodies 5 and 6 are placed on the second cushion body 2 side. Arranged sequentially.

Then, in the first to sixth cushion bodies 1 to 6, one surface (upper surface) and the other surface (lower surface) in the vertical direction of adjacent side surfaces are connected to the first to fifth connecting portions 11 to 1. 15 were alternately connected so as to be flexible and flexible.

Further, the length dimension of each of the first and second cushion bodies 1 and 2 is set to be twice the length dimension of each of the third to sixth cushion bodies 6.

Therefore, according to the sofa bed device including the mattress M having such a configuration, it can be converted into a sofa having a plurality of forms or a bed having a plurality of forms as described above. Moreover, as shown in FIG. 8, it can be converted into a couch and used.

That is, since the number of forms that can be converted into a sofa or a bed can be increased as compared with the conventional sofa bed device, there is an advantage that the form can be transformed into a form according to the user's preference.

In the above-described embodiment, the six cushion bodies are arranged in a row so as to be flexibly connected, but the number of cushion bodies is not limited, and five or less or seven or more cushion bodies may be used. ..

Further, by making one cushion body foldable to two or more and using one or more cushion bodies having such a structure, the sofa or bed device is not limited to the number of cushion bodies. The number of forms that can be converted to may be changed.

1 ... 1st cushion body, 2 ... 2nd cushion body, 3 ... 3rd cushion body, 4 ... 4th cushion body, 5 ... 5th cushion body, 6 ... 6th cushion body, 11 ... 1st connecting portion, 12 ... 2nd connecting portion, 13 ... 3rd connecting portion, 14 ... 4th connecting portion, 15 ... 5th connecting portion.

Claims (3)

It has at least the first to sixth cushion bodies arranged side by side in a row with their sides adjacent to each other.
The first cushion body and the second cushion body located at the center in the parallel installation direction are connected so that one surface of the adjacent portion in the thickness direction can be flexibly connected.
The third cushion body and the fourth cushion body are arranged on the side of the first cushion body by flexibly connecting one surface of the adjacent portion in the thickness direction to the thickness of the third cushion body. Direction The other surface is flexibly connected to the other surface of the first cushion body.
The fifth cushion body and the sixth cushion body are arranged on the side of the second cushion body by flexibly connecting one surface of the adjacent portion in the thickness direction to the thickness of the fifth cushion body. Direction A sofa-combined bed device having a configuration in which the other surface is flexibly connected to the other surface of the second cushion body. The first cushion body and the second cushion body are set to have the same length dimension, and the length dimensions of the third to sixth cushion bodies are the length dimensions of the first and second cushion bodies. The sofa-combined bed device according to claim 1, wherein the bed device is set to half. The first cushion body and the second cushion body are arranged side by side, and the third and fourth cushion bodies are overlapped and folded on the upper surface on one end side in the width direction of the first cushion body, and the second cushion body is folded. By stacking and folding the fifth and sixth cushion bodies on the upper surface on the other end side in the width direction of the cushion body, the first cushion body and the second cushion body are used as seats, and the third and third cushion bodies are used as seats. The sofa-combined bed device according to claim 1 or 2, wherein the cushion body of No. 4 and the fifth and sixth cushion bodies are converted into sofas as armrests, respectively.

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