JPH0715487Y2 - Mattress equipment - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mattress device capable of changing the cushioning property given to a user depending on whether one side or the other side is used upward.

[0002]

2. Description of the Related Art Generally, a mattress device is constructed by connecting a number of coil springs in a matrix to form a spring unit, and superposing elastic materials on the upper and lower surfaces of the spring unit and coating them with an exterior body. ing.

Therefore, the cushioning property of the mattress device having such a structure is the same whether the upper surface side or the lower surface side is used. In other words, since one mattress device has only a certain hardness, it is very inconvenient when the cushioning property is different depending on the user or when the user wants to change the cushioning property according to the physical condition of the user. there were.

Therefore, the applicant of the present invention is Japanese Patent Publication No. 1-6104.
The mattress device shown in Japanese Patent No. 7 has been proposed. In the mattress device shown in this publication, a first spring unit and a second spring unit are superposed, and the superposed upper and lower surfaces of the superposed polymer are covered with elastic bodies. The first spring unit and the second spring unit are formed so as to have different elastic deformation amounts under the same load.

Therefore, the user can use the mattress device with different hardness depending on whether the first spring unit side is used up or the second spring unit side is used up.

Certainly, with such a structure, it can be used as a mattress device having two hardnesses. However, the hardness of the first spring unit or the second spring unit may differ from the hardness that the user feels comfortable, and in such a case, the cushioning property of the mattress device may be adjusted according to the user's request. There is the inconvenience that it cannot be changed.

[0007]

As described above, the conventional mattress device has the inconvenience that it cannot be used with a cushioning property other than the cushioning property of the two superposed spring units.

The present invention has been made in view of the above circumstances. An object of the present invention is to provide a mattress device which can be used with a cushioning property other than the cushioning property of two superposed cushion bodies. To provide.

[0009]

In order to solve the above problems, the present invention provides a first cushion body and a cushioning property different from that of the first cushion body, which is superposed on the first cushion body. Of the second cushion body, a sheet-like air mat provided between the first cushion body and the second cushion body, and the first cushion body , the second cushion body, and the air mat. Heavy
Covers the upper and lower surfaces and outer peripheral surface of the united body and its outer circumference
At least part of the surface responds to the expansion and contraction of the air mat.
And an exterior body made of cloth having elasticity .

[0010]

According to the above construction, if the air pressure supplied to the air mat is changed, the compressive force acting on the first and second cushion bodies due to the expansion of the air mat can be changed. The cushioning property of the second cushion body can also be changed.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings.

The mattress device shown in FIG. 1 has a first cushion body 1. The first cushion body 1 is composed of a first spring unit 2 formed in a rectangular plate shape. That is, the first spring unit 2 is formed by continuously forming a large number of spiral portions 3 whose axes are parallel to each other by one hard steel wire and by engaging a part of adjacent spiral portions 3 with each other. Has been done.

Elastic sheets 4 made of urethane foam or the like are joined to the upper and lower surfaces of the first spring unit 2, respectively. Each elastic sheet 4 is covered with a protective cloth 5. As shown in FIG. 2, the peripheral portion of the protective cloth 5 is connected to the spiral portion 3 located at the peripheral portion of the first spring unit 2 by the clip 6 shown in FIG.

The upper surface of the first cushion body 1 has a seal.
A mat-shaped air mat 7 is placed. As shown in FIG. 2, this air mat 7 has a bag-shaped peripheral portion of a pair of upper and lower sheets 8a, 8b having airtightness such as rubberized cloth or synthetic resin, and is formed by an edge member 9a. A plurality of partition sheets 9 whose upper and lower ends are welded to the inner surfaces of the respective sheets 8a and 8b are provided at predetermined intervals.

Further, an air supply / exhaust tube 11 for letting compressed air in and out is connected to a side portion of the air mat 7. By supplying compressed air from the air supply / exhaust tube 11 to expand it, the thickness and hardness can be changed. The thickness of the air matte 7 is regulated by the height of the partition sheet 9 provided inside. That is, the air mat 7 is prevented from expanding more than the height of the partition sheet 9.

A second cushion body 12 is placed on the upper surface side of the air mat 7. This second cushion body 1
2 has a second spring unit 13. This second
The spring unit 13 has a large number of coil springs 1.
4 are connected in a matrix to form a flat plate similar to the first spring unit 2.

Elastic sheets 15 made of urethane foam or the like are attached to the upper and lower surfaces of the second spring unit 13, respectively. Each elastic sheet 15
Is covered with a protective cloth 16. The peripheral portion of each protective cloth 16 is connected to the coil spring 14 located in the peripheral portion of the second spring unit 13 by a clip 17.

The spiral portion 3 forming the first spring unit 2 and the coil spring 14 forming the second spring unit 13 are formed to have different cushioning properties. For example, the spiral portion 3 and the coil spring 14 are formed to have different cushioning properties, that is, hardness, by changing the wire diameter of the wire material forming them.

The first cushion body 1 and the second cushion body 12 that have been polymerized are covered with an exterior body 18. The exterior body 18 has a lower mirror surface 19 that covers the lower surface side of the first cushion body 1. The lower end of the lower gusset 20 covering the outer peripheral surface of the first cushion body 1 is sewn to the peripheral portion of the lower mirror surface 19 by a lower taper edge 22. The upper surface of the second cushion body 12 is covered with an upper mirror surface 21. An upper taper edge 24 is sewn to the peripheral portion of the upper mirror cloth 21 at the upper end of the upper town cloth 23.

Between the lower gusset 20 and the upper gusset 23, that is, at a portion corresponding to the air mat 7, an intermediate gusset 25 has upper and lower ends thereof respectively at the upper end and the upper gusset of the lower gusset 20. At the lower end of the ground 23, the first and second intermediate tables
It is provided by being sewn by the edges 26 and 27.

The intermediate town 25 is formed of a stretchable cloth. In addition, each intermediate tape edge 2
Fasteners 28 that can be engaged and disengaged at the locations 6 and 27, respectively.
a and 28b are provided all around. If these fasteners 28a and 28b are engaged, the height of the peripheral portion of the exterior body 18 will be lowered by the amount of the intermediate gusset 25, and if the fasteners 28 are disengaged, the peripheral portion of the exterior body 18 will be removed. The height dimension can be changed according to the expansion and contraction of the intermediate gusset 25.

The upper and lower mirror surfaces 21, 1 of the exterior body 18 are
As shown in FIG. 2, 9 and the upper and lower gussets 23 and 20 are formed by providing an elastic sheet 32 between a front lining 29 and a lining 31 and integrally quilting them, and these are non-woven. It is made of a stretchable material.

According to the mattress device having the above structure, as shown in FIG.
As shown in FIG. 4, if the first cushion body 1 is on the lower side and the second cushion body 12 is on the supine position, the user can use the mattress device by the cushioning property of the second cushion body 12. it can.

On the contrary, if the second cushion body 12 is placed on the lower side and the first cushion body 1 is placed on the upper side, the user lies on the first cushion body 1 and the user can lay down the first cushion body 1. It can be used due to its cushioning property.

When using either the first cushion body 1 or the second cushion body 12 as an upper side, the cushion bodies 1, 28a and 28b provided in the intermediate town 25 are removed, and the cushion body 1, When compressed air is supplied to the air mat 7 provided between the air mats 12 to expand the air mat, the hardness of the air mat 7 changes, and thus the support rigidity of the cushion body located on the air mat 7 can be changed. At this time, the stretchability of the air mat 7 is increased according to the expansion of the air mat 7.
Since the mid town area 25 which is formed from the fabric of is extended,
Make sure that the outer casing 18 prevents the air mat 7 from expanding.
There is no. On the contrary, remove compressed air from the air mat 7.
When it is reduced, the intermediate town 25 is reduced accordingly.
Prevents slack from forming on the outer peripheral surface of the exterior body because it is smaller
To be done.

Therefore, although the cushioning property of the first or second cushion body 1, 12 directly felt by the user does not change, if the air mat 7 is made sufficiently hard, the support rigidity of the cushion body should also be increased. On the contrary, if the air mat 7 is made soft, the support rigidity of the cushion body can be lowered.
That is, the performance of the mattress device can be changed and used.

Furthermore, since the height of the mattress device can be changed depending on whether or not the air mat 7 is inflated, that point can be changed according to the preference of the user.

When the user desires a cushioning property other than the cushioning properties of the first cushion body 1 and the second cushion body 12, a pair of fasteners 28a provided at the upper and lower ends of the intermediate gusset 25. , 28b are closed and compressed air is supplied to the air mat 7.

When compressed air is supplied with the fasteners 28a, 28b closed and the air mat 7 expands, the spring units 2, 13 of the first cushion body 1 and the second cushion body 12 are expanded according to the expansion. Is compressed. As a result, the cushioning properties of these cushion bodies 1 and 12 become hard.

That is, the user uses the first cushion body 1
Alternatively, the second cushion body 12 can be used by making it harder than the cushioning properties of these, and the hardness thereof can be adjusted by the pressure of the compressed air supplied to the air mat 7. In other words, the mattress device
The cushioning properties other than the cushioning properties of the first and second cushion bodies 1 and 12 can be used.

The present invention is not limited to the above-mentioned embodiment, but can be variously modified. For example, in the above embodiment, the exterior body 18 is provided with the intermediate gusset 25 made of elastic cloth, and the pair of fasteners 28 provided at the upper and lower ends of the intermediate gusset 25 are decided depending on whether or not the air mat 7 is expanded.
Even if the intermediate gusset 25 is not provided and the entire gusset is formed of non-stretchable fabric, the cushion body 1, each cushion body 1 is compressed by the pressure of the compressed air supplied to the air mat 7,
The hardness of 12 can be changed.

[0032]

As described above, according to the present invention, the air mat is provided between the first cushion body and the second cushion body having different cushioning properties, and the upper and lower sides of these polymers are provided .
The outer surface and outer surface are covered with an exterior body and
At least part of the outer peripheral surface of the air mat expands and contracts.
Make sure to have a stretchable fabric that stretches according to the small size
did.

According to the mattress device having such a structure, when compressed air is supplied to the air mat to expand it, the first cushion body and the second cushion body are compressed in accordance with the degree of expansion. , These can be hardened. Therefore, the user can use the cushioning properties of the first cushioning body and the second cushioning body as cushioning properties other than the cushioning properties that these have in a normal state, and the cushioning properties are compressed. It has the advantage that it can be set arbitrarily by changing the air supply pressure. Moreover, the outer periphery of the polymer
The area covering the surface is expanded according to the expansion and contraction of the air mat.
Since the stretchable fabric that shrinks is used, the air mat is expanded.
When inflated, the exterior body does not interfere with the expansion and
The outer body can sag when the air mat is reduced.
Can be prevented.

[Brief description of drawings]

FIG. 1 is a sectional view of the overall configuration of an embodiment of the present invention.

FIG. 2 is an enlarged cross-sectional view of a part of a town.

[Explanation of symbols]

1 ... 1st cushion body, 7 ... Air mat, 12 ... 2nd cushion body, 18 ... Exterior body.

Claims (1)

[Scope of utility model registration request] 1. A first cushion body, a second cushion body superposed on the first cushion body and having a cushioning property different from that of the first cushion body, and the first cushion body. A sheet-shaped air mat provided between the second cushion body and the sheet , and the weight of the first cushion body , the second cushion body, and the air mat.
Covers the upper and lower surfaces and outer peripheral surface of the united body and its outer circumference
At least part of the surface responds to the expansion and contraction of the air mat.
A mattress device, comprising: an exterior body made of a stretchable fabric that stretches and contracts .