JP2001037587A - Length-adjustable bed - Google Patents

Abstract

PROBLEM TO BE SOLVED: To allow users ranging from infants and schoolchildren to junior and senior high school students or adults including college students to use a bed over a long period by freely varying the bed length and to convert the bed into a chair when the bed is not required. SOLUTION: A head side bed frame 2 and a foot side bed frame 3 are interconnected to achieve a desired bed frame length, and floor panels 4, 5, 6 are provided inside the bed frames 2, 3 so that a bed of the,desired length can be formed. The bed is disassembled and the floor panels 4, 5, 6 are provided inside the head side bed frame 2 or foot side bed frame 3 so that a chair can be formed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a variable length bed that can be used by elementary school students, junior high school students, high school students, and adults over university students.

[0002]

2. Description of the Related Art Conventionally, various types of beds have been developed and used, from baby beds for laying babies on beds to beds used by adults. In addition, recently, the bed disclosed in Japanese Patent Application No. Hei 9-172210, in which a crib that is no longer needed can be rearranged into a rack, a bench, or the like, so that a crib with a short usage period can be used effectively, or the width of a crib, Practical application 5 which made it possible to use it from baby to toddler for as long as possible
No. 40136 and the like have disclosed beds.

[0003]

However, in the conventional bed, the length of the bed can be easily and arbitrarily changed according to the growth of the infant or child, and the bed can be changed from an infant to an elementary school student, a junior high school student, a high school student or a college student. It was not a so-called variable length that could be used for a long period of time up to.

Accordingly, the present invention has been developed in view of the above points, and it is an object of the present invention to change the length of a bed arbitrarily so that infants, elementary school students, junior high school students, high school students, or university students can do so. It is an object of the present invention to provide a bed of variable length which can be used for a long period of time up to adults and can be further used by replacing it with a chair when it becomes unnecessary.

[0005]

The present invention has the following configuration in order to effectively achieve the above object. That is, the length-changeable bed according to the first aspect of the present invention includes a head-side bed frame, a foot-side bed frame, and a floor plate, and connects the head-side bed frame and the foot-side bed frame. By means, a bed frame of a desired length can be connected to the bed frame, and a floor plate is provided inside the bed frame so that a bed of a desired length can be formed.

According to a second aspect of the present invention, there is provided a bed having a variable length, comprising a U-shaped head-side bed frame,
A U-shaped foot-side bed frame and a plurality of floor boards are provided, and a coupling tool insertion hole is provided in the side frame of the head-side bed frame, and in a longitudinal direction of the side frame of the foot-side bed frame. Providing through holes at predetermined intervals that match the connector insertion hole, the connector insertion hole of the side frame of the head side bed frame, and the desired through hole of the side frame of the foot side bed frame to match, The head-side bed frame and the foot-side bed frame are connected to form a bed frame of a desired length by inserting a connecting member into the connecting member insertion hole and the through hole to form a bed frame of a desired length. Is provided so that a bed of a desired length can be formed.

According to a third aspect of the present invention, there is provided the length-changeable bed according to the second aspect of the present invention, wherein the length of the head-side bed frame is set at a predetermined interval in the longitudinal direction of the side frame. The configuration is such that an insertion hole is provided.

According to a fourth aspect of the present invention, there is provided a length-changeable bed according to the second or third aspect, wherein the head-side bed frame, the foot-side bed frame, the floor plate and And a chair can be formed by providing a floor plate inside the head-side bed frame or the foot-side bed frame formed in a U-shape.

[0009]

FIG. 1 is a block diagram showing an embodiment of the present invention.
This will be described with reference to FIG. 1 to 4 are views showing a bed 1 of variable length (hereinafter referred to as a bed 1) according to the present invention. The bed 1 has a head-side bed frame 2, a foot-side bed frame 3, and a floor plate 4, 5, 6, and 20.

The head-side bed frame 2 has a head frame 7 and 1
A pair of side frames 8 and 9, four spacers 10, an open connection member 11 for connecting the side frames 8 and 9, and a support member fixed along the substantially central longitudinal direction inside the side frames 8 and 9. 1
2 and 13.

The head-side bed frame 2 is formed by combining a head frame 7 and a pair of side frames 8 and 9 in a U-shape, and fixing the head frame 7 with a connecting member 26 (see FIG. 2) such as a set screw or a bolt / nut. ,
Further, the end faces 11a of the open connection member 11 are provided on the side faces 12a, 13a of the support members 12, 13 of the opposing side frames 8, 9.
The whole is formed in a U-shape by abutting a and 11b and fixing them by the above-mentioned connector (not shown). Of course, the head-side bed frame 2 is not limited to the U-shaped shape, and the design can be freely changed to another shape as long as the object of the present invention can be effectively achieved.

Each of the spacers 10 is provided with a projection 14 on the lower surface of a short square bar. When the bed 1 is assembled, a concave portion 15 (one side not shown) formed on each of the support members 12 and 13 is provided. The above-mentioned square projection 14 can be fitted and fixed.

The height 10a of each spacer 10 is set so that the side frames 16, 17 of the foot-side bed frame 3 described later
The upper surface 10b of each spacer 10 and the upper surface 19a of the support member 19 (one side not shown) of each side frame 16, 17 are flush with each other when placed on the upper surfaces 12b, 13b of 2, 13. is there.

Further, vertical frame portions 8a, 9a of both side frames 8, 9 are provided.
Is provided with a connector insertion hole 21 at a position above each of the support members 12 and 13.

Next, the foot-side bed frame 3 is
And a pair of side frames 16 and 17. The foot frame 18 and the pair of side frames 16 and 17 are combined in a U-shape and fixed by the above-described connector (not shown). Side frame 1
Reference numerals 6 and 17 denote long plate members, and a floor support member 19 (not shown on one side) is fixed in the center of the inner side along the longitudinal direction by a connector (not shown) or the like.

The floor supporting members 19 of the frames 16 and 17 on both sides are provided.
(One side not shown), each side frame 16, 17 is attached to the upper surface 12b, 13b of each support member 12, 13 of the head side bed frame 2.
When the head-side bed frame 2 is slid toward the head frame 7, through holes 22, 23 are provided at predetermined intervals at positions that can match with the coupling tool insertion holes 21 of the head-side bed frame 2. In the illustrated example, the through-holes 22 and 23 are provided at two places, and the length (total length) of the bed 1 is approximately 180 cm or approximately 1 cm.
Although it can be changed to 50 cm, three or more through holes are provided and the length (total length) of the bed 1 is about 180 cm
And a length other than about 150 cm.

Next, the floorboards 4, 5, and 6 are members for constructing the bed (total length of about 180 cm / commonly called 180 size) shown in FIG. 2, and the floorboard 4 is (L) 63 cm × (W)
85 cm, floor plate 5 is (L) 63 cm x (W) 85 cm,
The floor plate 6 is a rectangular shape of (L) 53 cm × (W) 90 cm. By arranging the floor boards 4, 5, and 6 as shown in FIG. 2, a bed floor having a total length of about 180 cm can be formed.

The floorboard 20 is a member used when constructing the bed (approximately 150 cm in length) shown in FIGS. 3 and 4 and has a rectangular shape of (L) 23 cm × (W) 90 cm. . When the bed shown in FIG. 2 (total length is about 180 cm) is formed, the floor plate 20 is provided so as to be hung over the lower end of the side frames 8 and 9 of the head-side bed frame 2 facing each other. .

The length L of the floor boards 4, 5, 6, 20 is
Not limited to the above dimensions, 10 cm, 15 cm, 20 cm, 2
The length may be 5 cm, 35 cm, 40 cm, 45 cm, 50 cm, or other various lengths (L). Further, the width W of the floorboards 4, 5, 6, and 20 is not limited to the numerical value described above, and may be a dimension arbitrarily changed in design. Also,
The floorboards 4, 5, 6, and 20 preferably have cushioning properties.

In the case of assembling the bed A of a normal size 180 (bed length of about 180 cm) shown in FIG. Upper surface 12 of 12, 13
Attach two spacers 10 to b and 13b. Next, the tip of each side frame 16, 17 of the foot side bed frame 3 is
Upper surface 12 of each support member 12, 13 of head-side bed frame 2
b, 13b, the coupling tool insertion holes 21 of both side frames 8, 9 of the head side bed frame 2 and the through holes 23 of the respective side frames 16, 17 are aligned with each other. Vertical frame parts 8a, 9a
The above-mentioned connecting tool (not shown) is inserted through each connecting tool insertion hole 21.
To the head side bed frame 2 and the foot side bed frame 3
To form a rectangular bed frame 24.

As a result, the upper surface 19a of each floor support member 19 (one side not shown) of the foot-side bed frame 3 is attached to the spacer 1 attached to the head-side bed frame 2 as described above.
0 is flush with the upper surface 10b. Next, each end of the floor plates 4, 5, 6 is connected to the upper surface 19a of each floor support member 19 (not shown) of the foot-side bed frame 3 and the upper surface 1 of each spacer 10.
0b, and assemble a bed A of 180 size as shown in FIG.

When assembling the bed B (total length of about 150 cm / common name: 150 size) shown in FIGS. 3 and 4, first, as in the case of assembling the bed A of 180 size, the head side bed frame 2 is Each support member 12, 1
One spacer 10 is attached to the head frame 7 on each of the upper surfaces 12b and 13b.

Next, each side frame 16, 1 of the foot side bed frame 3
7, the supporting members 12 of the head-side bed frame 2,
13, and is slid toward the head frame 7 so that the support members 12, 1, 1
3 and the through hole 22 and the connector insertion hole 2 are positioned at a position where the spacer 10 is in contact with or in contact with the end face of the spacer 10 attached to the spacer 3.
Match with 1. Then, the connecting tool 26 (see FIG. 4) is inserted through the connecting tool insertion hole 21 of each of the side frames 8 and 9, and
The head-side bed frame 2 and the foot-side bed frame 3 are connected to form a 150-size bed frame 24.

Thus, as described above, the upper surface 19a of each floor support member 19 (one side not shown) of the foot-side bed frame 3 is flush with the upper surface 10b of the spacer 10 attached to the head-side bed frame 2. Has become.

Next, the respective end portions of the floor plates 4, 5, and 20 are placed on the upper surface 19a of each floor support member 19 (one side not shown) of the foot-side bed frame 3 and the upper surface 10b of each spacer 10. Then, a bed B of 150 size as shown in FIG. 4 is assembled.

In the case of this bed B, another floor plate 6
Is attached to the head-side bed frame 2 so as to be suspended at a position near the lower end of the side frames 8 and 9 facing each other.

Thus, the length-changeable bed 1 of the present invention is provided.
Then, when the child is a toddler or elementary school student (lower grade), assemble and use a 150-size bed B as shown in FIG.
If your child grows up and becomes more than elementary school (upper grade), junior high school or high school student, once you have this 150 size bed B,
By disassembling it into main parts and reusing it as a 180-size bed A as shown in FIG. 2, it can be used over a long period of time, from infants to college students or more.

Next, when the bed A or B is no longer required, the bed A or B (see FIGS. 2 and 4) should be replaced with a chair 25 as shown in FIGS. Can be.

That is, from the bed A or B, the head frame 7
The head-side bed frame 2 including the pair of side frames 8 and 9 and the opening connection member 11 is removed.
The upper surfaces 12b, 1 of the support members 12, 13 of both side frames 8, 9
The floor plate 6 is attached to the base 3b so as to be suspended. By doing so, the bed 1 of the present invention can be easily replaced with the chair 2
5 can be used effectively for a longer time.

Further, the floor plate 20 is attached to the chair 25 so as to be suspended from the side frames 8 and 9 below the floor plate 6 for reinforcement.

When assembling the chair 25, the chair may be replaced with a chair using the foot-side bed frame 3. In this case, if the bed 1 of the illustrated example is used, the side frames 16 and 17 are formed into two parts so that they can be connected in the middle, and when assembling a chair, the side frames 16 and 17 are formed.
17 may be divided into two parts, and the chair may be assembled using one of the plate members, the foot frame 18 and the floor plate 4 (5 or 6). Of course, the foot-side bed frame 3 may be formed in the shape of the head-side bed frame 2 or another desired shape, and the chair may be assembled using the foot-side bed frame 3. In addition, foot side bed frame 3
May have the same shape and size as the head frame 7. The side frames 8 and 9 correspond to the side frame 1.
A plate member similar to 6 and 17 may be used. further,
The side frames 16 and 17 may have the same shape as the side frames 8 and 9.

The connecting means of the present invention is not limited to the connecting members 26 such as the set screws and the bolts and nuts described above, but the side frames 8 and 9 of the head-side bed frame 2 and the side frames of the foot-side bed frame 3. Any material can be used as long as it can be connected to a desired location. Further, the connecting means includes the side frame 8,
9 and / or desired portions of the side frames 16 and 17 can be formed to be engageable, and the engaging portions can be engaged to connect the side frames 8 and 9 and the side frames 16 and 17 to an arbitrary length. Such a configuration may be adopted. For example, the side frames 8, 9 of the head side bed frame 2
When rails (guide support members) are slidably engaged with the side frames 16 and 17 (one side frame 8 or 9 and the side frames 16 or 17) of the foot-side bed frame 3, respectively, when the total length of the bed is expanded and contracted. Alternatively, the head-side bed frame 2 and the foot-side bed frame 3 with which the rails are engaged may be expanded and contracted to change the bed length.

[0033]

As is clear from the above description, according to the present invention, the bed length can be changed with the growth of infants and children, so that the same bed can be used for a long period of time. It is very economical for the user and the same bed can be effectively used for a long time.

Further, the connecting hole for the connecting member provided on the head side bed frame and the through hole provided on the foot side bed frame are aligned with each other, and the head side bed frame and the foot side bed frame are connected with the connecting member. Thereby, it is possible to easily change the bed length and use the bed as a desired length.

Further, the bed whose length can be changed can be easily used as a chair by disassembling and combining desired members. Therefore, by changing to a chair after it is no longer used as a bed,
The variable length bed of the present invention can be effectively used for a longer period.

[0036]

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a length-changeable bed according to the present invention.

FIG. 2 is a perspective view of a length-changeable bed according to the present invention.

FIG. 3 is an exploded perspective view of another variable length bed according to the present invention.

FIG. 4 is a perspective view of the length-changeable bed of FIG. 3;

FIG. 5 is an exploded perspective view in the case of disassembling the variable length bed of the present invention to assemble a chair.

FIG. 6 is a perspective view showing a case where a chair whose length can be changed is disassembled and a chair is assembled.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Bed length changeable 2 Head side bed frame 3 Foot side bed frame 4 Floor plate 5 Floor plate 6 Floor plate 8 Side frame 9 Side frame 16 Side frame 17 Side frame 20 Floor plate 21 Connector insertion hole 22 Connector insertion hole 23 Penetration Hole 24 Bed frame 25 Chair 26 Connector (connecting means)

Claims (4)

[Claims] 1. A head frame having a head-side bed frame, a foot-side bed frame, and a floor plate, and the head-side bed frame and the foot-side bed frame are connected to each other by a connecting means so that the bed frame has a desired length. A bed of variable length, wherein the beds can be connected and a bed of a desired length can be formed by providing a floor plate inside the bed frame. 2. A head-side bed frame formed in a U-shape, a foot-side bed frame formed in a U-shape, and a plurality of floor boards, and a connecting member is attached to a side frame of the head-side bed frame. Along with providing an insertion hole, a through hole is provided at a predetermined interval in the longitudinal direction of the side frame of the foot-side bed frame and the coupling tool insertion hole is provided at a predetermined interval, and a connection tool insertion hole of the side frame of the head-side bed frame. Align the head side bed frame with the foot side bed frame by aligning the desired through hole of the side frame of the foot side bed frame, inserting the connecting member into the connecting member insertion hole and the through hole, and connecting the head side bed frame and the foot side bed frame. A length-changeable bed comprising a bed frame having a length, and a floor plate provided inside the bed frame to form a bed having a desired length. 3. The length-changeable bed according to claim 2, wherein connecting-piece insertion holes are provided at predetermined intervals in a longitudinal direction of the side frame of the head-side bed frame. 4. A chair which can be disassembled into a head-side bed frame, a foot-side bed frame, and a floor plate, and a floor plate is provided inside the U-shaped head-side bed frame or the foot-side bed frame. 4. The length-changeable bed according to claim 2, wherein the bed can be formed.