JPH08218604A - Double floor - Google Patents

Abstract

(57) [Abstract] [Purpose] To provide a double floor capable of obtaining high load resistance without increasing the weight of the floor panel itself. [Structure] A floor panel 3 is provided in a state in which a corner is placed on the upper portion of a support leg vertically arranged on the floor slab 1 and is floated from the floor slab 1.
To arrange. A reinforcing member 5 formed by cross-connecting at least a pair of corrugated plate-like panels 4 is installed between the floor panel 3 and the floor slab 1.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a double floor constructed by installing a large number of panel bodies on a floor slab via support legs.

[0002]

2. Description of the Related Art Conventionally, as a double floor in which a floor panel is installed separately from a floor slab, generally, a corner of the floor panel is placed on the upper part of a support leg which is vertically arranged on the floor slab. Thus, the floor panel is installed so that a space is formed between the floor panel and the floor slab.

[0003]

However, since the floor panel is installed only with the corners placed on the upper portions of the supporting legs, the load resistance is low, and the problem is solved. For this reason, the thickness of the steel plates that make up the floor panel has been increased, but the weight of the floor panel itself has increased, increasing the burden on the installer and increasing the weight burden on the construction site. Therefore, there is a problem that the product cost is also increased.

The present invention is intended to solve the above problems, and it is an object of the present invention to provide a double floor which can obtain high load resistance without increasing the weight of the floor panel itself. It is a thing.

[0005]

In order to achieve the above object, in the invention of claim 1, the floor slab 1 is provided with a corner portion mounted on the upper portion of the support leg 2 standingly arranged on the floor slab 1. The floor panel 3 is arranged in a more floating state, and a reinforcing member 5 formed by connecting at least a pair of corrugated plate-shaped panels 4 is installed between the floor panel 3 and the floor slab 1. It is what

According to a second aspect of the present invention, in the first aspect, a plurality of adjacent support leg blocks 6 in which a plurality of support legs 2 are vertically arranged are provided.
The lower end of the reinforcing member 5 is connected to the substrate 7 of FIG. In the invention of claim 3, the corners are placed on the upper portions of the support legs 2 standingly arranged on the floor slab 1, the floor panel 3 is arranged in a state of being floated from the floor slab 1, and the thin plate material is swirled. Floor panel 3 with reinforcing member 8 formed by winding in a roll shape.
And the floor slab 1 are installed between them.

[0007]

According to the invention of claim 1, the load acting on the floor panel 3 is supported by the reinforcing member 5 which is separate from the floor panel 3 installed between the floor panel 3 and the floor slab 1. Therefore, the load resistance of the floor panel 3 can be improved without increasing the weight of the floor panel 3 itself.

According to the second aspect of the present invention, the load resistance of the floor panel 3 can be improved by the reinforcing member 5, and the respective supporting leg blocks 6 can be positioned.
The workability and load resistance can be improved. According to the invention of claim 3, the load acting on the floor panel 3 can be supported by the reinforcing member 8 which is a separate body from the floor panel 3 installed between the floor panel 3 and the floor slab 1. Therefore, the load resistance of the floor panel 3 can be improved over almost the entire surface without increasing the weight of the floor panel 3 itself.

[0009]

The present invention will be described below in detail based on the illustrated embodiments. The double floor in the present invention adopts a support leg separation system in which the floor panel 3 and the support leg block 6 are separated as shown in FIG. 10, and the floor panel 3 is the main body panel 3
a and an end panel 3b installed on the periphery of the main body panel 3a, and a groove wiring system is adopted in which a groove portion between adjacent main body panels 3a is covered by the end panel 3b.

As shown in FIG. 10, the end panel 3b formed of a thin plate material is a strip-shaped first end panel 9 arranged along the periphery of the main body panel 3a, and the adjacent first end. The main body is composed of the second end panel 10 arranged at the corner of the partial panel 9. As the material of the main body panel 3a and the end panel 3b that form the floor panel 3, wood, hard plastic, aluminum plate, or the like is arbitrarily used. Notches 11 are provided at the four corners of the main body panel 3a and each end panel 3b that form the floor panel 3, and the notches 11 project from the upper portions of the support legs 2 of the support leg block 6 described later. It is adapted to be engaged with the formed support protrusion 12. The main body panel 3a is made of a thin plate material, and a connecting piece 14 having a connecting hole 13 is provided so as to protrude downward from the edge except the corners.

The support leg block 6 is mainly constructed by projecting the support legs 2 upward from the four corners of the upper surface of the thin plate-shaped substrate 7, and the ends of the floor panel 3 are mounted on the support legs 2. It is supposed to be placed. A support protrusion 12 is provided so as to project upward from the center of the upper surface of each support leg 2. Between the main body panel 3a and the floor slab 1, at least a pair of corrugated plate-like panels 4 are cross-connected and a reinforcing member 5 is attached. As shown in FIG. 1, this reinforcing member 5 is provided with a slit 15 that opens downward in one lower corrugated panel 4 and an upper center in the other corrugated panel 4. Slits 15 are provided so as to open toward each other, and the corrugated plate-shaped panels 4 are connected through the slits 15 so that they are connected in a cross shape in a crossed state. A connecting protrusion 16 is provided above and below the end of each corrugated plate-like panel 4, and the reinforcing member 5
1C on the lower surface side of the main body panel 3, as shown in FIG. 1C, the connecting projection 16 is connected to the connecting hole 13 of the connecting piece 14.
The reinforcing member 5 is attached to the lower surface side of the main body panel 3 by engaging with. The reinforcing member 5 has such a height that its lower end is in contact with the upper surface of the floor slab 1 in a state of being attached to the lower surface of the main body panel 3a, so that the load acting on the main body panel 3 can be supported. Has become. A ridge 17 is provided on the upper surface of the main body panel 3 as shown in FIG.
Also, the strength of the main body panel 3a is improved.

In the case shown in FIG. 3, the connecting piece 1
Connecting protrusions 1 provided on the upper and lower sides of the end portion of the corrugated plate-shaped panel 4 that constitutes the reinforcing member 5.
6 is a connecting hole 1 provided in the upper and lower portions of the connecting piece 14, respectively.
3 is engaged. The height of the connecting piece 14 is such that the lower end of the connecting piece 14 is in contact with the upper surface of the floor slab 1 with the main body panel 3a installed, and the connecting piece 14, the reinforcing member 5, and the upper surface of the main body panel 3a. With the ridges 17, the load resistance of the main body panel 3a is further enhanced.

FIGS. 4 to 7 show still another embodiment of the installed state of the reinforcing member 5. In the one shown in FIG. 4 (a), each corrugated plate shape is used. Panel 4
The reinforcing members 5 are installed on the lower surface side of the main body panel 3a so that they are located on a diagonal line. In the structure shown in FIG. 4B, the corrugated plate-shaped panels 4 are radially arranged. Thus, the reinforcing member 5 is attached to the lower surface side of the main body panel 3. Further, in the embodiment shown in FIG. 7, in the embodiment shown in FIG. 1, the corrugated panel 4 is also installed between the ends of the corrugated panel 4 arranged in a cross shape. Then, the reinforcing member 5 is arranged on the lower surface side of the main body panel 3. In this embodiment, each corrugated plate-shaped panel 4 constituting the reinforcing member 5 is provided with the connection protrusions 16 at both ends of the upper edge as shown in FIG. 5, and the connection protrusions 19 are formed as shown in FIG. The main body panel 3a is attached to the lower surface side of the main body panel 3a by engaging any one of the connecting holes 18 provided on the lower surface of the main body panel 3a.

FIG. 8 shows still another embodiment, in which a reinforcing member 8 is formed by spirally winding a thin plate material, and a predetermined edge is formed on the upper edge of the thin plate material. Connecting protrusions 19 are provided at intervals, and the reinforcing members 8 are attached so that the connecting protrusions 19 are engaged with the connecting holes 18 provided on the lower surface of the main body panel 3a so as to cover almost the entire lower surface of the main body panel 3a. It is designed to be used.
In this structure, since the reinforcing member 8 is continuously installed over substantially the entire lower surface of the main body panel 3a, almost the entire main body panel 3a can be reinforced by the reinforcing member 8. It is possible to further improve the load resistance of the main body panel 3a by attaching.

FIG. 9 shows still another embodiment, in which a plurality of large and small reinforcing members 20 formed in a ring shape are attached to the lower surface of the main body panel 3a. Has been done. Even in this case, the connecting protrusion is provided on the upper edge of each annular reinforcing member 20,
The connecting projection is engaged with the connecting hole on the lower surface of the main body panel 3 to be attached to the lower surface side of the main body panel 3a.

In the structure shown in FIGS. 10 to 12, a locking projection 21 is provided at the lower end of the end of the reinforcing member 8 attached to the lower surface side of the main body panel 3a.
To the main body panel 3 via the reinforcing member 5 by locking the supporting leg block 6 in the locking hole 22 provided in the substrate 7.
The a and the support leg block 6 are connected and integrated. Corrugated panel 4 used in this embodiment
As shown in FIG. 11, connecting projections 21 projecting upward and downward are provided at both ends, and the lower connecting projections 21 are provided on the base plate 7 of the support leg block 6 as shown in FIG. 12B.
12 are engaged with the locking holes 22 of the
As shown in (a), it engages with a locking hole 22 provided on the lower surface of the main body panel 3a. By thus connecting the reinforcing member 5 to the support leg blocks 6, the load bearing capacity of the floor panel 3 can be improved and each support leg block 6 can be positioned. Here, in the embodiment shown in FIG. 12, only one support leg 2 is provided so as to project upward from the central portion of the substrate 7, but in this case, Is the floor panel 3 without using the end panel 3b
The corners of the main body panel 3a adjacent to the one support leg 2 are directly installed.

[0017]

According to the first aspect of the present invention, the corners are placed on the upper portions of the support legs vertically arranged on the floor slab, and the floor panel is arranged in a state of being floated above the floor slab. Since the reinforcing member formed by cross-connecting the corrugated plate-shaped panels is installed between the floor panel and the floor slab, it is different from the floor panel installed between the floor panel and the floor slab. The new reinforcing member can support the load acting on the floor panel, and the load resistance of the floor panel can be improved without increasing the weight of the floor panel itself. It is possible to provide a double floor with high performance.

According to the invention of claim 2, in addition to the effect of claim 1, the lower end of the end portion of the reinforcing member is connected to the base plate of the adjacent support leg block in which the plurality of support legs are vertically arranged. Since it is possible to improve the load bearing capacity of the floor panel by the reinforcing member and to position each supporting leg block, it is possible to provide a double floor with high workability and load bearing capacity. It is a thing.

According to the third aspect of the present invention, the corners are placed on the upper portions of the support legs vertically arranged on the floor slab, the floor panel is arranged in a state of floating above the floor slab, and the thin plate material is spirally formed. Since the reinforcing member formed by winding on the floor panel is installed between the floor panel and the floor slab, the floor panel is installed by the reinforcing member which is separate from the floor panel installed between the floor panel and the floor slab. It is capable of supporting the load that acts, and can improve the load bearing capacity of the floor panel almost entirely without increasing the weight of the floor panel itself. A floor can be provided.

[Brief description of drawings]

1A and 1B show an embodiment of the present invention, in which FIG. 1A is a perspective view showing a reinforcing member installed state, FIG. 1B is an exploded perspective view of the reinforcing member, and FIG. 1C is a reinforcing member installed state. FIG.

FIG. 2 is a perspective view of a floor panel.

FIG. 3 shows another embodiment of the floor panel,
(A) is a perspective view, (b) is a partial cross-sectional view showing the installation state of the reinforcing member.

4 (a) and 4 (b) are explanatory views for explaining another embodiment of the installed state of the reinforcing member.

5 (a) and 5 (b) are front views showing a corrugated panel used for the same.

FIG. 6 is a bottom view of the floor panel.

FIG. 7 is an explanatory view for explaining still another embodiment of the installed state of the reinforcing member.

FIG. 8A is an explanatory view for explaining still another embodiment of the installed state of the reinforcing member, and FIG. 8B is a perspective view of the reinforcing member.

FIG. 9 is an explanatory view for explaining still another embodiment of the installed state of the reinforcing member.

FIG. 10 is a perspective view showing still another embodiment of the installed state of the reinforcing member.

FIG. 11 is a front view showing a corrugated panel used in the above.

FIG. 12 (a) is a plan view showing an installed state of a reinforcing member,
(B) is a partial perspective view.

[Explanation of symbols]

 1 Floor slab 2 Support leg 3 Floor panel 4 Corrugated panel 5 Reinforcement member 6 Support leg block 7 Substrate 8 Reinforcement member

Claims (3)

[Claims] 1. A floor panel is arranged in a state where it is floated from the floor slab by placing a corner on the upper part of a support leg vertically arranged on the floor slab, and intersecting at least a pair of corrugated plate-shaped panels. A double floor characterized in that a reinforcing member formed by connection is installed between a floor panel and a floor slab. 2. The double floor according to claim 1, wherein the lower end of the end portion of the reinforcing member is connected to the base plates of adjacent support leg blocks in which a plurality of support legs are vertically arranged. 3. A floor panel is arranged in a state where it is floated from the floor slab by mounting a corner on the upper part of a support leg vertically arranged on the floor slab, and is formed by spirally winding a thin plate material. A double floor, characterized in that the reinforcing member is installed between the floor panel and the floor slab.