JPH0125966B2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention relates to an improved Hori Kotatsu with a heater installation part provided at the bottom, which is easy to assemble and disassemble and store, has a large leg space when in use, and has a large leg space when not in use. The present invention provides a hori kotatsu that can form a floor part.

That is, the present invention is an improved version of the Hori Kotatsu in which the heater installation part is provided at the bottom, in which a support is erected in the center of a recess formed by opening the floor, and the recess is attached to the upper end of the support. A Hori Kotatsu is provided with a top plate part that can close the opening of the hori kotatsu, the support pillar is composed of an upper support support and a lower support support that are detachable, and the upper support support and the top plate part are configured to be detachable. A hori-kotatsu case having an open upper part and a step in the middle is attached to the recess, and a pillar support frame is installed in the hori-kotatsu case with the end supported by the step. is suspended horizontally, a lower column is erected on the column support frame, a slat-like footrest is placed on the column support frame, and a heater is installed inside the hori kotatsu case below the column support frame. It provides a hori kotatsu, which serves as an installation part.

In addition, the present invention provides a structure in which a support having an internal hollow rectangular cylinder shape with a square cross section is erected in the center of a recess formed by opening the floor, and a top plate that can close the recess is provided at the upper end of the support. The hori kotatsu comprises a removable upper strut and a lower strut, and the upper strut and the top plate are removable, and the lower strut is opposite to the hori kotatsu. The upper end portions of the pair of side surfaces are connected to each other via a stepped portion from the lower portion and are connected to each other inwardly than the lower portion, and form an upper strut attachment support portion. It has a rectangular surface and is closed near its lower end with a support plate, and the upper support and the lower support support the long sides of the pair of upper supports to which the upper support is attached. The lower ends of the pair of long side side surfaces are placed on the step part, and the support plate is placed on the top of the lower support column, and the support plate and the lower part are placed in contact with the outside of the support plate. The top portions of the columns can be tightly connected with bolts, and the upper column and the lower column can be connected by detaching the top plate portion and detaching the upper column from the lower column. Then, the upper support can be fitted to the lower support by reversing its vertical direction and rotating it 90 degrees in a horizontal plane with respect to the position where the lower support is placed on the step. , which provides Hori Kotatsu.

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, one embodiment of each hori kotatsu of the present invention shown in the drawings will be described.

1 to 3 show an embodiment of the Hori Kotatsu of the present invention. In the figures, 1 is a recessed portion formed by opening the floor portion 10, and the Hori Kotatsu of the present invention is arranged in the recessed portion. A single column 4 consisting of a removable upper column 2 and a lower column 3 is erected in the center of the column 1, and the recess 10 is placed at the upper end of the column 4, and therefore at the upper end of the upper column 2. A top plate part 5 which can close an opening 10' of the top plate 5 is detachably provided.

To explain the embodiment in more detail, a hori kotatsu case 13 having an open upper part and a stepped portion 12 in the middle is attached to the recess 1 via a reinforcing frame 11. The pillar support frame 14 is supported by the step portion 12 at its end.
is horizontally fixed, and the lower column 3 is erected on the column support frame 14. Also, on the pillar support frame 14, there is a slat-like footrest 1.
5 (see FIG. 3) is placed thereon, and the inside of the hori kotatsu case 13 below the support frame 14 is an installation part 17 for a heater 16.

In addition, the lower support 3 has a prismatic shape, is hollow inside, and has side surfaces mainly composed of a net-like body, so that a heater, fan, etc. can be installed inside the hollow part. be. If the lower side of the lower column is left open, the heat of the heater 16 can be radiated from the side without installing a heater in the hollow part.

The upper support 2 has a hollow rectangular tube shape with its upper end open and its lower end closed by a support plate 20, and its lower end is closely attached to the upper end of the lower support 3. and the support plate 2
0 was placed on the top 30 of the lower support 3, and
The support plate 20 and the top portion 30 are connected to the upper part of the lower support column 3 by tightening them with bolts (knob bolts) 21 from above. Therefore, in order to separate the upper support 2 from the lower support 3,
All that is required is to release the bolt 21. By bringing the lower end of the upper support 2 into close contact with the outside of the upper end of the lower support 3 as described above, it is possible to prevent the support 2 from swinging when attached to the lower support 3. Further, 22 is a top plate support portion provided in the shape of a brim at the top of the upper support column 2.

Further, 18 is an opening 10' in the recess 10.
A circular frame that is removably attached to the periphery of the frame.
When the hori kotatsu is not in use due to the removal of the upper support 2 as shown in FIG. 2, the peripheral edge of the top plate 5 that closes the opening 10' can be supported from below. In addition, when the Hori Kotatsu shown in FIG. 1 is used, the frame frame 18 is reversed from the state shown in FIG. 2 and attached to the periphery of the opening 10' so that the top plate support surface is not exposed upward. It is installed.

Further, the top plate part 5 includes a tatami frame 51 which houses a tatami mat 50 with its surface exposed, and whose peripheral edge part is supported by the frame frame 18 as shown in FIG. 2 when the hori kotatsu is not in use. The tatami mat 50 is placed above the tatami frame 51.
The top plate 52 is covered with a top plate 52 and is removably attached. The tatami frame 51 is sized to fit into the frame 18, and the size of the top plate 52 is smaller than the opening of the recess 1, but the size of the top plate 52 is smaller than the opening of the frame 18. The size is larger than 18'.

Incidentally, the floor section 10 is constructed by laying tatami mats.

Therefore, when using the Hori Kotatsu constructed as described above, as shown in FIG. The tatami frame 5 in the top plate part 5 is attached to the upper end by knob nuts 23, 23,...
1 is fixed, and a top plate 52 is fitted onto the tatami frame 51. In this way, one support 4 is formed by the upper support 2 and the lower support 3, and sufficient leg space can be secured. In this case, frame 1
8 is preferably mounted so that the top plate support surface faces downward as shown in FIG. 1, so that the top plate support surface is not exposed upward.

In addition, when the Horikotatsu is not in use, as shown in FIG.
After removing the frame 18 from the opening 10', the upper support 2 is placed and stored in the recess 1, and the top plate 52 is placed on the top of the lower support 3. It is stored in the recess 1, and then the frame 18 is placed in the opening 1 with the frame 18 reversed from that shown in FIG.
0', the tatami frame 51 and the tatami 50 are fitted into the frame frame 18, and the opening 10' is closed. In this way, the floor section 10 and the tatami mat 50
Accordingly, in the embodiment, a tatami room can be formed.

4 to 7 show another embodiment of the Hori Kotatsu of the present invention, in which the upper support 2 and the lower support 3 are separated from the top plate 5. After the upper support 2 is removed from the lower support 3, the upper support 3 is vertically reversed and placed on the stepped portion 32 of the lower support 3 (see FIGS. 4 and 4). (See Figure 6) 90 degrees in the horizontal plane (See Figures 5 and 7)
This makes it possible to fit the upper support 2 into the lower support 3, and by placing the upper support 2 directly in the recess 1 as shown in FIG. It is designed to prevent this. To explain in detail the structure that produces this effect, the upper support 2 and the lower support 3 are shaped like square cylinders with a hollow interior, similar to the previous Hori Kotatsu, but they differ in detail from those of the previous Hori Kotatsu. It has been made different. That is, as is clear from the comparison of FIGS. 4 and 5 and the comparison of FIGS. 6 and 7, the pair of opposing side surfaces 3 of the lower support 3
The upper end of 1, 31 is connected to the step part 32, 3 from the lower part.
Upper strut attachment support portions 33, 33 are connected to each other via 2 and positioned inwardly from the lower portion. The upper strut 2 has a rectangular cross section, and the distance between the inner surfaces of the longer side surfaces 24, 24 is equal to the distance between the outer surfaces of the upper strut attachment support parts 33, 33. , and is larger than the distance between the outer surfaces of the other pair of side surfaces 34, 34 of the lower support 3 where the upper support support parts 33, 33 are not provided. Further, the distance between the inner surfaces of the short-side side surfaces 25, 25 of the upper support column 2 is greater than the distance between any of the opposing side surfaces of the lower support column 3. Also, a support plate 20 is provided near the lower end of the upper support 2 as in the previous Hori Kotatsu, but its installation height from the lower end is not equal to the height of the upper support support parts 33, 33. There is.

The rest of the structure is the same as the Hori Kotatsu described above.

When the hori kotatsu constructed as described above is used, the upper support 2 is attached to and connected to the lower support 3 as shown in FIGS. 4 and 6.
That is, the upper strut 2 is lowered from above the lower strut 3, with the long side side parts 24, 24 of the upper strut 2 corresponding to the upper strut attachment support parts 33, 33 of the lower strut 3, and When the lower ends of the long-side side surfaces 24, 24 are placed on the stepped portions 32, 32 of the lower support 3, while the side surfaces 24, 24 are brought into contact with the outsides of the upper support columns 33, 33. At the same time, the support plate 20 of the upper support column 2 is placed on the top portion 30 of the lower support column 3, and the support plates 20 and 30 are connected by bolts 21. If you do this, the upper support 2 will become the lower support 3.
The upper support 2 can be firmly fixed thereon, and the upper support 2 can be prevented from swinging, especially by the abutment and mounting action described above.

In addition, when the Horikotatsu is not in use, the above-mentioned top plate part 5
and remove the upper support 2 from the lower support 3.
After detaching the upper support 3, the upper support 3 is vertically reversed and placed in a horizontal plane with respect to the mounting position of the lower support 3 on the stepped portion 32 (see FIGS. 4 and 6). Then, the upper support 2 may be fitted into the lower support 3 as shown in FIG.
In this way, as described above, the distance between the inner surfaces of the long side side portions 24, 24 of the upper strut becomes smaller than that of the lower strut 3.
The distance between the outer surfaces of the side surfaces 34, 34 is greater than the distance between the outer surfaces of the side surfaces 34, 34 of
Since the distance between the inner surfaces of 5 and 25 is larger than the distance between the opposing side surfaces of the lower support 3, the upper support 2 can be placed outside the lower support 3 as shown in FIGS. 5 and 7. They can be easily fitted and stored, and they can be connected using bolts 21.

As described above, according to the hori kotatsu of the present invention, the upper support, lower support and top plate are configured to be detachable, so assembly and use and disassembly and storage are extremely easy. A single support is provided in the center of the recess, allowing for a large leg space, and the top plate can be closed over the opening of the recess, allowing it to form a floor when not in use. Effects such as
According to another Hori Kotatsu of the present invention, in addition to the above effects,
Since the upper support can be fitted and stored on the outside of the lower support when the Horikotatsu is not in use, it is possible to prevent the surface of the recess from being damaged by placing the lower support in the recess. played,
Moreover, the Hori Kotatsu of the present invention is a Hori Kotatsu in a form that provides the most effective heating effect to the user, that is,
Since this is a hori kotatsu with a heater installation part provided at the bottom, the improvement will not cause any inconvenience.

[Brief explanation of drawings]

FIG. 1 is a longitudinal sectional view of an embodiment of the present invention when it is in use, FIG. 2 is a longitudinal sectional view when it is not in use, and FIG. 3 is an exploded perspective view thereof. Further, FIG. 4 is a longitudinal sectional view showing a main part of another embodiment of the present invention when it is in use, FIG. 5 is a sectional view showing a main part when it is not in use, and FIG. FIG. 7 is an end view of the cross section taken along the line A--A in the upper part of FIG. 5, and FIG. 1... Recess, 2... Upper support, 3... Lower support, 4... Support, 5... Top plate, 10... Floor,
10'...opening.

Claims (1)

[Scope of Claims] 1. A pillar is erected in the center of a recess formed by opening the floor, and a top plate part that can close the opening of the recess is provided at the upper end of the pillar. The hori kotatsu is composed of a removable upper support and a lower support, and the upper support and the top plate are removable. A hori kotatsu case with a stepped section is attached to the hori kotatsu case, and a column support frame is horizontally suspended within the hori kotatsu case with the end supported by the step section, and a lower column is erected on the column support frame. A hori kotatsu, wherein a slat-like footrest is placed on the pillar support frame, and the inside of the hori kotatsu case below the pillar support frame is used as a heater installation part. 2. The hori kotatsu according to claim 1, wherein the lower support is hollow inside and the side portion thereof is mainly formed of a net-like body. 3. The upper strut is configured to be hollow inside and the vicinity of its lower end is closed by a support plate, and the upper strut and the lower strut are arranged such that the upper strut is attached to the lower strut and the support plate is closed. The hori kotatsu according to claim 1, wherein the supporting plate is placed on the top of the lower support, and the support plate and the top are tightly connected with bolts. 4. Claim No. 4, wherein a frame frame is provided on the periphery of the opening of the recess to support the periphery of the top plate part from below when the Horikotatsu is not in use due to removal of the upper support. Hori kotatsu described in item 1. 5. A tatami frame with a removable frame, the top plate of which accommodates a tatami mat with its surface exposed, and which is supported by the frame frame when the hori kotatsu is not in use, and the upper part of the tatami frame. and a removably attached top plate covered with the tatami mat, and the size of the top plate is smaller than the size of the opening of the recess,
The hori kotatsu according to claim 1, wherein the size of the opening of the frame is larger than the size of the opening of the frame. 6. An internally hollow square cylinder-shaped support with a square cross section is erected in the center of a recess formed by opening the floor, and a top plate portion capable of closing the recess is provided at the upper end of the support, and the above-mentioned The hori kotatsu is composed of a removable upper support and a lower support, and the upper support and the top plate are removable. The upper end part has an upper column attachment support part that is connected from the lower part of the upper end part through a step part and positioned inwardly from the lower part,
The upper strut has a hollow rectangular cross section and is closed near its lower end with a support plate. The side portions are brought into contact with the outside of the upper strut attachment support portion, the lower ends of the pair of long side side portions are placed on the stepped portion, and the support plate is placed on the top of the lower strut. In addition, the support plate and the top of the lower support can be tightly connected with bolts, and the upper support and the lower support are arranged so that the top plate can be separated and the top of the upper support can be connected. After detaching the support from the lower support, the upper support is reversed in its vertical direction and rotated 90 degrees in a horizontal plane with respect to the position where the lower support is placed on the step. A hori kotatsu that can be fitted onto a support.