JP2002153356A - Bed - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a bed allowing inversion of a bed without turning a right/ left position of the whole bed to impart a degree of freedom to a layout. SOLUTION: This bed has a seat cushion 12 disposed on a base 11, functioning as the bed; and a support means 19 supporting the seat cushion 12 such that an angle of the seat cushion 12 is changeable. The support means 19 has first and second link mechanisms 34, 35 and a joint mechanism 30 whose angle is changeable, and a support frame 33 positioned between the respective mechanisms 30, 34, 35 and the base 11. The support frame 33 is detachably provided on a receiving table 37 which is provided on the inner face side of a front board 16 and a rear board 17 of the base 11, and the right/left position can be turned without changing a position of the base 11.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bed, and more particularly to a bed capable of easily reversing the left and right positions of a bed provided so as to be capable of angular displacement.

[0002]

2. Description of the Related Art Hitherto, there has been known a bed provided with a bed which can be angularly displaced and is suitable for use by a person who is sick or needs care. This type of bed includes a base, a bed arranged on the base, and an appropriate link mechanism provided in the base and capable of tilting so that the head side of a person sleeping on the bed is at an upper position. And supporting means provided.

[0003]

However, since the conventional supporting means is of an integral structure fixed in the base, it is not possible to reverse the left and right positions of the bed, that is, the head side position and the foot side position. There is an inconvenience. For example, as shown in FIG. 12A, when the television T is arranged in the corner area of the room R, the position of the bed B is
Head support area B facing the screen of TV T
It is normal to arrange them so that 1 is located.

However, as shown in FIG. 12B, when the position of the television T is different, the television becomes very difficult to see unless the head support area B1 is turned to the left in the figure. In this case, the left and right position of the bed B is 1
It is sufficient that the bed is inverted by 80 degrees, but in the case of a bed having a rear plate B2 having a height extending above the upper surface of the bed at one end side in the short width direction of the bed B, that is, the rear end side. Cannot perform the inversion described above. Therefore, in such a case, it is necessary to rearrange the television T to a position where the television T can be easily viewed. However, in reality, it is general that other furniture is arranged in the room R. Also introduces difficulties.

[0005]

SUMMARY OF THE INVENTION The present invention was devised in view of such inconvenience, and an object of the present invention is to allow the bed to be inverted without inverting the left and right positions of the entire bed, thereby giving a degree of freedom to the layout. It is to provide a bed that can do.

[0006]

In order to achieve the above object, the present invention relates to a bed including a base, a bed arranged on the base, and a support means for supporting the bed so as to be capable of being angularly displaced. , The support means includes an angle displacement mechanism of the bed, and a support frame located between the angle displacement mechanism and the base, the support frame,
The base is detachably provided on the base so that the left and right positions can be changed. With such a configuration, it is possible to reverse the left and right positions of the bed without reversing the left and right positions of the entire bed, and easily secure an appropriate layout position for home electric appliances such as televisions installed in the room. can do.

[0007]

In the present invention, the base includes a front plate and a rear plate, and a mounting surface of the frame is formed on the front plate and the rear plate, and the support frame is mounted on the mounting surface. In such a state, it is provided so as to be fixable to the base. According to such a configuration, the base and the support frame can be separated, and the entire support means can be arranged in the base simply by placing the support frame on the mounting surface.

Further, the present invention is preferably applied to a bed of a type in which the rear plate has a height extending above the upper surface of the bed. Thereby, for example, when the bed is arranged in a state where the rear plate comes into contact with the wall surface, the advantage of changing the left / right position of the bed is further enhanced.

In this specification, terms indicating positions or directions are used with reference to FIG. Therefore, “front and back” means left and right in FIG. 5, and “left and right” is used in a direction orthogonal to the paper surface of FIG.

[0010]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a schematic perspective view of a sofa according to an embodiment to which the present invention is applied, and FIG. 2 is an exploded perspective view of the sofa. In these figures, a sofa 10 that can adopt a form of use as a bed includes a base 11 having a large left-right width with respect to a front-rear width.
A seat cushion 12 which is arranged on the base 11 and also functions as a bed when used as a bed, a back cushion 13 arranged at the rear of the seat cushion 12, and arranged on both left and right sides of the seat cushion 12 And a pair of armrest cushions 14, 14.

As shown in FIGS. 3 to 6, the base 11 is provided between a pair of left and right side plates 15, 15 and a front portion of the side plates 15, 15.
A front plate 16 provided at a height slightly lower than the height of 5 and a rear plate 17 provided between the rear portions of the side plates 15, 15;
It is provided in a vertically open box shape along a substantially rectangular outer shape in plan view. The height of the rear plate 17 in the vertical direction is equal to that of the side plate 15.
And the upper region of the back cushion 13
To support the rear side. In addition, the side plate 15,
The front plate 16 and the rear plate 17 are each formed by providing a decorative cover on the outer surface side of a plate-shaped core material.

The seat cushion 12 has a substantially rectangular shape in plan view, and its front-rear width D1 (see FIG. 5) is set to about 764 mm in the present embodiment. The front-rear width D2 up to the front end of the cushion 12, that is, the front-rear width of the seating surface is about 520.
mm, and the length L in the left-right direction (see FIG. 4)
Is set to about 1,900 mm. As shown in FIG. 6, the seat cushion 12 is supported to be bendable via support means 19 located in the base 11.

Although the back cushion 13 is not particularly limited, in the present embodiment, the back cushion 13 is constituted by a combination of first and second back cushion forming bodies 13A and 13B which are symmetrical. This back cushion 13
The seat cushion 12 is located on the upper front side of the rear plate 17.
The front and rear width D3 (see FIG. 5) is set to about 244 mm, and the height H is set to about 418 mm. The back cushion 13 has a gentle curved surface on the front side and is provided along the back of the seated occupant, and is provided in a shape in which both lower left and right sides, that is, corner areas are cut out, to provide the armrest cushion 14. A receiving portion 20 is formed.

The armrest cushion 14 has a pillow shape having a width slightly shorter than the front and rear width of the seat cushion 12,
The rear upper surface and the inner surface side are the receiving portions 20 of the back cushion 13.
Accordingly, the back cushion 13 is prevented from falling forward, and the position of the back cushion 13 is stably maintained.

As shown in FIGS. 6 to 9, the support means 19 includes an articulation mechanism 30, which constitutes an angular displacement mechanism located on both front and rear sides on the lower surface side of the seat cushion 12.
30, a spring device 31 spanned between the joint mechanisms 30, 30, a support frame 33 located between the joint mechanism 30 and the base 11, and a connection between the support frame 33 and the joint mechanism 30. The joint mechanism 30 is displaced by a predetermined angle, and the first and second link mechanisms 34 and
35 and the support frame 34 at a predetermined height
1 is provided.

As shown in FIG. 8, the joint mechanism 30 includes first to fifth arms 30A to 30E extending linearly in the left-right direction.
It is provided so as to form a series by connecting at 8.
In this embodiment, the region of the arms 30A to 30C is located below the head or torso of the person lying on the seat cushion 11, while the region of the arms 30D and 30E is located below the waist and leg regions of the person. Has become.

As shown in FIGS. 6 and 7, the spring device 31 includes a plurality of elongated plate-shaped leaf springs 39,
A large number of support members 40 supporting both ends of the leaf spring 39 are provided. The support member 40 is detachably mounted on the upper surface of each of the arms 30A to 30E of the joint mechanism 30 located at the front and rear, and is provided so that the end facing the front and rear is open and the end of the leaf spring 39 can be inserted. I have. Here, the distance between the front and rear support members 40 is set to be shorter than the length of the leaf spring 39, so that when the leaf spring 39 is supported between the support members 40, 40, the leaf spring 39
Is curved upward and is maintained in a bow shape so that a predetermined elasticity can be exerted.

The first link mechanism 34 includes a head side link member 41 mounted on the first and second arms 30A and 30B, and a link bar 42 having one end connected to the head side link member 41. And a base link bar 43 connected to the other end of the link bar 42. When the base link bar 43 rotates clockwise in FIG. 8, the first and second arms 30A and 30B move upward. It can be angularly displaced toward. At this time, while the head side link member 41 is fixed to the first arm 30A, it is connected to the second arm 30B so as to be relatively rotatable,
While the protrusion 44 provided in the plane of the head side link member 41 rotates to a position where it interferes with the lower end of the second arm 30B, only the first arm 30A is first angularly displaced, and the head side link member After the rotation of 41 and the protrusion 44 interfere with the lower end of the arm 30B, the second arm 30B
It is set so that it can be angularly displaced together with 0A.

The second link mechanism 35 includes a V-shaped link member 46 fixed to the fifth arm 30E, and a connecting link bar 47 connected to the V-shaped link member 46 so as to be relatively rotatable. When the connecting link bar 47 rotates counterclockwise, the fourth and fifth arms 30 are rotated.
D and 30E are bent in a substantially U-shape while ascending.

As shown in FIG. 9, the support frame 33 has a substantially rectangular closed loop structure in plan view, and includes a front frame forming body 33A extending along the inner surface of the front plate 16 of the base 11, and a base 11 A rear frame forming body 33B extending along the rear plate 17 and a pair of connecting frame forming bodies 33C, 33C interconnecting both ends of the front and rear frame forming bodies 33A, 33B. Bolt insertion holes 49 are formed on both sides in the longitudinal direction of the front frame forming body 33A and the rear frame forming body 33B, and the bolts 50 inserted into the bolt insertion holes 49 are connected to the front plate 16 and the rear plate of the base 11. 17 is provided so as to be screwed into a nut member 51 embedded in each inner surface. Here, the support frame 33 is provided such that the center positions of the bolt insertion hole 49 and the nut member 51 are aligned even when the left and right positions are reversed, whereby the first arm 30A and the fifth arm The left and right positions of 30E can be reversed.

In the support frame 33, first and left first and second frame forming bodies 33A and 33B
And a second driving shaft 55, 56, and a driving device 58 for applying a rotational force to the driving shaft 55, 56 in a state where the first and second driving shafts 55, 56 are penetrated. Are located. Each drive shaft 55, 56 has
As shown in FIG. 8, one end of the base link bar 43 and one end of the connection link bar 47 are connected to each other.
And the second link mechanisms 34 and 35 can be operated in a predetermined manner. A motor (not shown) is provided in the drive device 58, and the rotational force of the motor is transmitted to the drive shafts 55 and 56. The motor can be turned on and off via a remote controller (not shown). I have.

As shown in FIG. 9, a pair of front and rear receiving bases 37 for positioning the support frame 33 in the base 11 are formed of plate-like members which are long in the left-right direction. The bases 37 are fixed to the inner surfaces of the front plate 16 and the rear plate 17 constituting the base 11 via screws (not shown), and the upper end surfaces thereof form the front and rear frames constituting the support frame 33. A mounting surface 37A on which the bodies 33A and 33B are mounted is provided. Therefore, the support frame 33
Is a structure to be placed on the cradle 37, 37, and the base 1
1 can be provided detachably.

The sofa 10 according to the present embodiment can be used as a normal sofa with the back cushion 13 and the armrest cushion 14 arranged on the seat cushion 12. At this time, the front-rear width D2 serving as a seating surface of the seat cushion 12 is such that when the adult is seated, the knee is positioned on the seat cushion 12.
The seat is positioned slightly forward, so that good sitting comfort can be maintained.

On the other hand, when the sofa 10 is used as a bed, the back cushion 13 and the armrest cushion 14 described above may be removed from the seat cushion 12. Thereby, the front and rear width of the seat cushion 12 is about 764.
mm, and a bed surface that is neither too narrow nor too wide is formed. At this time, one of the armrest cushions 1
By leaving 4 on the seat cushion 12, it becomes possible to use the armrest cushion 14 as a pillow.

When the sofa 10 is used as a bed and the seat cushion 12 is desired to be angularly displaced, it can be handled by operating a remote controller (not shown) to angularly displace the support means 19 described above. At this time, if it is desired to reverse the side where the head of the person is located and the side where the feet are located, remove the seat cushion 12 from the support means 19 and remove the bolt 50 fixing the support frame 33 to the base 11. I just need. Then, the horizontal position of the support frame 33 is set to approximately 180 in a horizontal plane.
The support frame 33 is rotated on the support frame 33 and placed on the receiving table 37, and then the support frame 33 is fixed to the base 11 again by the bolt 50.

Therefore, according to such an embodiment, there is provided the simplicity that the use form as a sofa and the use form as a bed can be selectively adopted. By simply changing the left and right positions of the seat 19, the left and right positions of the seat cushion 12 having the function as a bed can be changed, and the relative position with respect to a television or the like installed indoors can be kept optimal. obtain.

In the above embodiment, the case where the present invention is applied to a sofa is illustrated and described, but it goes without saying that the present invention can be applied to a bed-only type. In addition, the seat cushion 12 and the back cushion 1 in the above-described embodiment.
The dimensional condition 3 is an example, and can be changed as needed. Further, the receiving base 37 is fixed to each inner surface of the front plate 16 and the rear plate 17,
A notch may be provided on the inner surface side of the front plate 16 and the rear plate 17 to directly provide the mounting surface.

[0029]

As described above, according to the present invention,
The bed arranged on the base is provided so as to be angularly displaceable via the support means, and the support frame constituting the support means is detachably provided on the base and is provided so that the left and right positions can be changed. It is possible to reverse the left and right position of the bed without reversing the left and right position of
The bed can be kept in an optimal position with respect to indoor furniture or appliances.

Further, a frame mounting surface is formed on the front plate and the rear plate constituting the base, and the support frame can be fixed to the base while the support frame is mounted on the mounting surface. The base and the support frame can be separated, and the entire support means can be arranged in the base simply by placing the support frame on the mounting surface.

When the present invention is applied to a bed of a type in which the rear plate has a height extending above the upper surface of the bed, the bed is arranged in a position where the rear plate is in contact with the wall surface. In this case, the advantage of changing the left and right positions of the bed can be further enhanced.

[Brief description of the drawings]

FIG. 1 is a schematic perspective view of a sofa in which the present invention can select a use form as a sofa and a use form as a bed.

FIG. 2 is an exploded perspective view of FIG.

FIG. 3 is a front view of the sofa.

FIG. 4 is a plan view of the sofa.

FIG. 5 is a right side view of the sofa.

FIG. 6 is a partial sectional side view of the sofa.

FIG. 7 is a schematic perspective view showing a state where a seat cushion is removed from a base.

FIG. 8 is a schematic side view of the support means.

FIG. 9 is an exploded perspective view of a base and a support frame.

FIG. 10 is a schematic side view showing an initial stage in which the head side of the support means is angularly displaced.

FIG. 11 is a schematic side view showing a state in which the head side and the foot side of the support means are angularly displaced.

FIGS. 12A and 12B are schematic plan views for explaining the inconvenience of the conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Sofa 11 Base 12 Seat cushion (bed) 16 Front plate 17 Rear plate 19 Support means 30 Joint mechanism (Angle displacement mechanism) 34 First link mechanism (Angle displacement mechanism) 35 Second link mechanism (Angle displacement mechanism) 37 Cradle 37A Mounting surface

Claims (3)

[Claims] 1. A bed comprising a base, a bed arranged on the base, and support means for supporting the bed so that the bed can be angularly displaced. The support means comprises: an angle displacement mechanism for the bed; A bed, comprising: a support frame positioned between an angular displacement mechanism and the base; wherein the support frame is detachably provided on the base and is provided so as to be able to change the left / right position. 2. The base includes a front plate and a rear plate, a mounting surface of the frame is formed on the front plate and the rear plate, and the support frame is mounted on the mounting surface.
The bed according to claim 1, wherein the bed is provided so as to be fixed to the base. 3. The bed according to claim 2, wherein the rear plate has a height extending above the upper surface of the bed.