JPH0633882Y2 - Folding bed - Google Patents

Description

[Detailed description of the device]

[0001]

This invention relates to a folding bed. An object of the present invention is to provide a folding bed which can be folded into a compact structure having a chair shape.

[0002]

2. Description of the Related Art Conventionally, a bed which is also used as a chair of this kind is made of plastic or rattan, and the portion contacting the lower half of the body is stored under the waist to be used as a chair, and the backrest portion is to be folded and stored. There was something.

[0003]

[Problems to be Solved by the Invention] Even if the conventional folding bed is effective for a short period of time such as taking a nap, it cannot be used as a chair by folding it with a mattress, a futon, etc. For this reason, it was not appropriate to use it as a bed for a long time, because it required labor such as laying a mattress each time.

[0004]

To achieve the above object, the present invention is a folding bed comprising a base and at least one section, said base being formed on its first horizontal beam. A pair of first legs each having a first channel, a post vertically fixed to a rear end of each of the first legs, and a first provided between the first legs. Mattress and a first stopper fixed to the front end of each of the first legs, the section being rotatably mounted at the rear end of the lower surface of the second horizontal beam thereof. A pair of second leg portions each having a fixed first wheel, wherein the first wheel is movable along the first channel of the base. And at the rear end of one of the second horizontal beams, And if freely closed body, it is intended to encompass a second mattress provided between said second leg of said section.

[0007] Further, a strip having one end fixed to each of the second horizontal beams is provided, the protrusion and the catcher are formed at the other end of the strip, and an opening is formed in each of the second horizontal beams.
Of the horizontal beam, the projection and the catching body extend through the opening, and are provided so as to be engageable with and disengageable from holes formed in the posts.

Further, a pair of flanges extend inwardly from the upper ends of the respective first channels of the base, and a frame is fixed to the lower ends of the second horizontal beams, and a pair of the first and second horizontal beams are provided. One wheel is rotatably supported on the rear end of each frame, at least one second wheel is rotatably provided on the other part of the frame, and the first wheel is the flange, It is configured to be slidably held in the first channel.

A tapered surface is formed on the rear end of each of the second horizontal beams, a tapered portion is formed on the front end of each of the first legs, and the first stopper is formed on the base. The taper surface of each of the second horizontal beams is fixed to a lower portion of each taper portion of the table, and the taper surface of each second horizontal beam can be engaged with the taper portion.

Further, a pair of arms are fixed to both sides of the base to pivotally support the backrest on the post.

Then, two or more sections are provided, a second channel is formed in each of the second horizontal beams, and the first wheel is on the lower surface of the rear end of each of the second horizontal beams. It is rotatably mounted and has the first channel of the base or the second channel of the section.
Movable along the channel of said second stop, fixed to the front end of each said second leg, said first wheel of one of said sections being second stopper of said other section. Can be provided so as to be freely engageable with

[0010]

The first wheel of the section is connected to the first wheel.
Engaging the first stopper of the leg of the base causes the first mattress of the base to move along the first channel of the section to move the second mattress of the section.
A bed is formed by arranging flush with the mattress of, and when the first wheel of the section moves along the first channel and the section is stacked on a base, A catch engages each post to form a chair.

Further, when the holding body is engaged with the hole and the knob is pushed down, the holding body is disengaged from the hole and the section can slide relative to the base. . Further, the wheels of the frame provided on the horizontal beam allow the horizontal beam to slide on the channels of the base so that the base and the sections can be superposedly arranged.

Further, the taper portion of the horizontal beam engages with the taper portion of the base, and the position thereof is regulated so that the first horizontal beam forms the same plane as the second horizontal beam.

Further, the backrest can be used as a table by rotating the backrest downward and locking it on the arm.

Then, a bed is formed by a plurality of sections each of which the wheel engages with a stopper of another section to form the same plane.

[0015]

EXAMPLE In FIG. 1, a folding bed is a base 30.
And three sections 40 folded over the base 30. Two posts 10 are fixed to the rear end of the base 30. The backrest 11 is rotatably arranged on the post 10 and can be folded downward to form a table (FIG. 6). Two arms 12 are base 3
It is fixed on both sides of 0. Drawer 13 has a pair of flanges 1
It is supported on the bottom of the base 30 by means of 4.

In FIGS. 2 and 3 and 1, each section 40 includes a pair of L-shaped legs 41 with a mattress 42 disposed therebetween. Each leg 41 includes a horizontal beam 44 and a vertical beam 45 and has a U-shaped cross section. Horizontal beam 4 with a pair of flanges 43
A channel 48 is formed along the horizontal beam 44, extending inward from the upper end of 4. A tapered portion 46 is formed between the beams 44 and 45 and a stopper 47
Are fixed between the tapered portion 46 and the vertical beam 45. A tapered surface 49 parallel to the tapered portion 46 is formed at the free end of the horizontal beam 44. An opening 52 is formed in the free end portion of the horizontal beam 44. Wheels 450 are provided at the lower end of each vertical beam 45.

The base 30 also includes a pair of L-shaped legs 31 with a mattress 32 disposed therebetween. Leg 4
The same leg portion 31 as 1 includes the tapered portion 34,
The wheel 33 is provided at the lower end of the vertical beam 36. A channel 35 is formed along the top of the horizontal beam 37. The leg portion 31 is fixed to the post 10 and the arm 12 by welding, for example.

An elastic strip 50 is fixed at its one end to the inner surface of the horizontal beam 44, for example by means of a rivet 51. The projection 55 and the catching body 56 are integrally formed on the other end of the strip 50 and extend outward through the opening 52. When the projection 55 is pushed inward by the user, the catcher 56 is also moved inward of the horizontal beam 44.
The strips 50 are fixed to each leg 41 or only to the legs of the top section 40.

A frame 6 having a downward U-shaped cross section
0 has its upper surface welded to the lower surface of each horizontal beam 44. A pair of discs or wheels 63 and four wheels 61, which are rotatably supported at the rear end of the frame 60 by pins 62, are distributed on the bottom of the frame 60, in which case the wheels 63 are lateral to the frame 60. The wheel 61 is extended outward and is received by the frame 60.
Wheels 63 are channel 30 of base 30 or section 40
Held in flanges 43 within 5 or 48, frame 60 is guided to slide along respective channels 35, 48. The wheel 63 is capable of sliding downward along the tapered portion 46, and is supported at a predetermined position by the stopper 47 and the flange 43 so that the tapered surface 49 of the horizontal beam 44 causes the tapered surface 3 of the base 30.
4 or the tapered portion 46 of each section 40 and is configured such that the upper surfaces of the horizontal beams 37 and 44 are in the same plane. The mattresses 32, 42 are also flush with each other, thus forming a bed (FIG. 1).

4 and 5, the section 40 is folded over the base 30 to form a chair. The catch 56 engages in the hole 16 of the post 10 (FIG. 5) and thus the section 40 can be stably held in place. When the section 40 is released to form a bed, the protrusion 55 need only be pushed down to disengage the catch 56 from the post 10.

In FIG. 7, instead of the arm 12, a bar 17 is fixed between the post 10 and the leg 31 of the base 30. The upper left corner area of the drawer 13 is cut off so that the drawer can also be used. The armrest 18 has a pair of grooves formed on both sides thereof for receiving the flanges 43 of the legs 41, so that the armrest 18 is slidable along the channel 48 of the uppermost horizontal beam 44.

Therefore, the folding bed can be used as both a chair and a bed.

[0023]

Since the present invention is constructed as described above, the base and one or a plurality of sections are moved on the horizontal beam of the base by the wheels of the horizontal beam, and the supporting body is engaged with the post. Folded compactly to form a chair, the wheels of the section engage the stoppers provided on the legs of the base, and the mattress on the base and section form a flush surface for easy Can be made into a bed.

Further, if the supporting body is formed of a strip provided with a knob and is provided at the opening of the horizontal beam, it is easy to disengage from the post.

Further, the tapered surface provided on the horizontal beam of the section improves stability when engaging with the tapered portion of the base to form a bed.

Further, since the backrest is rotatable, it can be used as a table by locking it on the arm on both the bed and the chair.

Further, the wheels are moved on the horizontal beams of the respective sections through the wheels in the channels provided in the horizontal beams of the respective sections, and the wheels are engaged with the stoppers of the respective sections to make the respective sections identical. It can be formed into a flat bed and the wheels do not destabilize the bed.

[Brief description of drawings]

FIG. 1 is an overall perspective view of a folding bed according to the present invention.

[Figure 2] Exploded view of the frame

FIG. 3 is a partial side view of the frame.

FIG. 4 is a side elevational view of a folding bed folded into a chair.

5 is a sectional view taken along line VV of FIG.

FIG. 6 is a perspective view showing a state in which the seat back is folded down.

FIG. 7 is a side view showing another embodiment of the present invention.

[Explanation of symbols]

10 ... Post, 11 ... Backrest, 12 ... Arm, 1
3 ... Drawer, 14 ... Flange, 16 ... Hole, 17 ... Bar,
18 ... Armrest, 30 ... Base, 31 ... L-shaped leg,
32 ... Mattress, 33 ... Wheels, 34 ... Tapered portion, 35
... channels, 37 ... horizontal beams, 40 ... sections,
41 ... L-shaped leg portion, 42 ... Mattress, 43 ... Flange, 44 ... Horizontal beam, 45 ... Vertical beam, 46 ... Tapered portion, 47 ... Stopper, 48 ... Channel, 49 ... Tapered surface, 50 ... Strip, 51 ... Rivet , 52 ... Aperture, 55 ... Protrusion, 56 ... Catchment body, 60 ... Frame, 61
... wheels, 62 ... pins, 63 ... wheels

Claims (6)

[Scope of utility model registration request] 1. A folding bed comprising a base and at least one section, said base having a pair of first legs each having a first channel formed in a first horizontal beam thereof. A post vertically fixed to the rear end of each of the first legs, a first mattress provided between the first legs, and a front end of each of the first legs. A pair of second legs, each section including a first stop provided, the section each having a first wheel rotatably mounted at a rear end of the lower surface of the second horizontal beam thereof. A pair of second legs with a first wheel of the section movable along the first channel of the base and a rear end of one of the second horizontal beams. And a catching body that is provided on the section and is engageable with the post, Folding bed comprises a second mattress provided between the second leg. 2. A strip having one end fixed to each of the second horizontal beams, a protrusion and the catcher being formed at the other end of the strip, and an opening formed in each of the second horizontal beams. The folding bed according to claim 1, wherein the folding bed is formed, the protrusion and the catching body are extended through the opening, and can be engaged with and disengaged from holes formed in the posts. 3. A pair of flanges extend inwardly from the upper ends of the respective first channels of the base, and a frame is fixed to the lower ends of the second horizontal beams, and a pair of the first and second horizontal beams are provided. One wheel is rotatably supported on the rear end of each frame, at least one second wheel is rotatably provided on the other part of the frame, and the first wheel is the flange, The folding bed according to claim 1, wherein the folding bed is slidably retained in the first channel. 4. A tapered surface is formed at the rear end of each of the second horizontal beams, a tapered portion is formed at the front end of each of the first legs, and the first stopper is formed by the base. It is provided under each of the tapered portions of the table, and each of the second
The folding bed according to claim 1, wherein the tapered surface of the horizontal beam is engageable with the tapered portion. 5. The folding bed according to claim 1, wherein a pair of arms are fixed to both sides of the base and a backrest is rotatably supported by the post. 6. Two or more sections are provided,
A second channel is formed in each of the second horizontal beams, the first wheel is rotatably provided on the lower surface of the rear end of each of the second horizontal beams, and the first wheel of the base is provided. Of the first wheel of one of the sections, the second stopper being fixed to the front end of each of the second legs, the first wheel being movable along the second channel of the section or the second channel of the section. The folding bed according to claim 1, which is provided so as to be engageable with the second stopper of another section.