JP2900883B2 - Double floor - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a double floor in which various wirings such as a power cable and a communication line can be accommodated under the floor.

[0002]

2. Description of the Related Art In a conventional double floor, in order to lead various wirings such as a power cable and a communication line housed under the floor to the floor, for example, when a double floor is laid, some floors are laid. Processing such as drilling holes for wiring and fixing outlets is performed on the panel. Further, a wiring floor panel provided with the wiring lead-out holes, outlets, and the like prepared in advance is prepared, and is used as a part of the floor panel.

[0003]

In the double floor of the former configuration, there is a problem in that the work of the floor panel is required in accordance with the laying of the double floor, which leads to an increase in man-hours. Was. In addition, in the case of the double floor of the latter configuration, it is not only necessary to newly manufacture a wiring floor panel having a different configuration from the normal floor panel, but also to a member required for laying the double floor. There was a problem that it caused an increase. In addition, both configurations have a problem that the strength of the floor panel must be reduced by processing the floor panel with a notch or the like.

[0004]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention provides a wiring lead hole formed on the upper surface of a projection projecting from a mounting surface of a support leg for supporting a floor panel. With this configuration, various kinds of wiring accommodated below the floor panel can be led out from the wiring lead-out hole to above the floor panel through the internal space of the support leg. And the man-hours and the types of members required for laying double floors are reduced,
Processing of the floor panel can be suppressed so that the strength is not reduced, and an outlet or the like can be easily arranged on the support leg at an arbitrary position.

[0005]

BEST MODE FOR CARRYING OUT THE INVENTION In the present invention, an upper plate is provided at the upper end of a side plate.
A plurality of support legs disposed on the floor will be only of the support legs
A floor panel mounted on a mounting surface formed on an upper plate , wherein the support leg cuts the side plate from a lower end.
It has a wiring introduction hole formed and opened laterally below the mounting surface, and a convex portion projecting upward from the mounting surface, and a wiring lead-out hole is formed on the upper surface of the convex portion. Open it up,
The wiring lead hole and the wiring introduction hole communicate with each other via the internal space of the support leg.

In order to prevent a decrease in strength due to the processing of the floor panel by simplifying the shape of the notch provided in the floor panel corresponding to the projection and eliminating the need for an acute angle portion from the floor panel, It is effective that the shape of the convex portion of the support leg is substantially square in cross section. In addition, in order to eliminate the need for an acute angle portion from the floor panel and to obtain a degree of freedom of the set angle of the support leg, it is effective to set the shape of the convex portion of the support leg to a substantially circular cross section in a plane. is there.

In order to make the upper surface of the double floor flat, a lid is detachably mounted on the support leg in the wiring lead-out hole, and the lid is attached when the lid is mounted. The height of the upper surface of the portion from the placement surface may be substantially the same as the thickness of the floor panel. Further, the support leg may be configured such that an outlet can be disposed in the wiring lead-out hole of the projection.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to FIGS. The double floor to which the present invention is applied is shown in FIGS.
As shown in FIG. 4, the apparatus includes a plurality of support legs 1 placed on a floor surface F, and a floor panel 2 placed on a substantially horizontal placement surface 1 a provided on the support leg 1. It is. A carpet 3 is laid on the upper surface 2a of the floor panel 2 to adjust the appearance. Wirings 4 such as a power cable and a communication line are accommodated between the floor surface F and the floor panel 2.

The support leg 1 is made of press-formed metal and comprises a side plate 11 having a circular flat cross section and a horizontal upper plate 12 provided at the upper end of the side plate 11, and the upper surface of the upper plate 12 is placed on the mounting surface. 1a. The floor panel 2 is a lightweight concrete plate having a substantially right-angled isosceles triangle in a plan view. The floor panel 2 has three vertexes 2b mounted on the mounting surface 1a of the support leg 1.
In the vicinity of the hypotenuse 2c, the thickness is increased on the lower surface side to improve the strength.

The carpet 3 has substantially the same shape as a square formed by abutting the oblique sides 2c of the two floor panels 2 and covers the support legs 1 and the floor panel 2. In such a double floor, in the present embodiment, as shown in FIG. 5, a wire introduction hole 13 is formed in the side plate 11 so as to open laterally with respect to the support leg 1, and On the surface 1a, a convex portion 14 is provided so as to protrude upward, and further, on the upper surface 14a of the convex portion 14, a wire lead-out hole 15 is formed. It is configured to communicate through the space 1b. The wiring introduction holes 13 are formed by cutting the side plate 11 from, for example, four places from the lower end. The convex portion 14 has a substantially square flat cross section with the upper surface 14a being horizontal. The wiring lead-out hole 15 has a circular shape, and a lid 16 having a circular shape in a plan view is detachably attached to the wiring introduction hole 15. The upper surface 14a of the convex portion 14 has a concave portion formed around the wiring lead-out hole 15. When the lid portion 16 is mounted in the wiring lead-out hole 15, the concave portion is accommodated in the concave portion and the upper surface 16a of the lid portion 16 is formed. Convex part 14
And the upper surface 14a is flush with each other, and the height from the mounting surface 1a is substantially the same as the thickness of the floor panel 2. The wirings 4 housed between the floor F and the floor panel 2 are shown in FIG.
As shown in (1), the wire can be introduced into the internal space 1b of the support leg 1 from the wire introduction hole 13 and can be led out of the double floor through the wire lead-out hole 14. In order to place two floor panels 2 with such support legs 1, for example, first, four vertices of a square formed by contacting the oblique sides 2c of the two floor panels 2 are provided with four vertices. The support leg 1 is placed on the floor surface F, and then the vicinity 2b of the top of the floor panel 2 is placed on the placement surface 1a of the support leg 1. The support leg 1 includes a convex portion 14.
Is placed on the floor surface F in a direction in which one of the side surfaces 14b is parallel to the hypotenuse 2c of the floor panel 2. Further, the vicinity 2 b of the vertex of the floor panel 2 does not come into contact with the upper surface 14 a of the projection 14 and the projection 1
In order to make contact with the side surface 14b of the projection 4, the projection 14 is cut out in a substantially linear shape corresponding to the direction of the side surface 14b of the corresponding projection 14 so as not to form an acute angle.

As shown in FIG. 6, it is possible to detachably mount the outlet 5 to the wiring lead-out hole 15 of the projection 14 with respect to the support leg 1 at an arbitrary position. The outlet 5 is connected to a power cable, for example,
1 is fixed to the support leg 1 by fitting it into the wiring lead-out hole 15. Also, as shown in FIG.
4 is substantially the same as the upper surface 14a in a plan view, or the wiring lead-out hole 15 is formed in a shape other than a circle, for example, a square.

Further, as shown in FIG. 8, the shape of the projection 14 may be substantially circular in cross section. At this time, the vicinity 2b of the apex of the floor panel 2 is cut off in an arc shape so as not to make contact with the upper surface 14a of the protrusion 14 and to make contact with the side surface 14b of the protrusion 14 so as not to form an acute angle. By doing so, the floor panel 2 can be mounted on the mounting surface 1a regardless of the set angle of the support leg 1.

The configuration of the present invention is, of course, not limited to those described above. For example, the shape of the convex portion 14 is not limited to a substantially rectangular shape or a substantially circular shape in plan view, but may be, for example, a regular hexagon or a regular octagon. Further, the support leg 1 may be, for example, one in which a plurality of support legs 1 are connected in advance via a panel or the like, or may be one that is fixed to the floor surface F. Further, the shapes of the side plate 11, the wiring introduction hole 13, and the wiring lead hole 15 of the support leg 1 are arbitrary. In addition, the shape and configuration of the outlet 5 are not limited to the present embodiment, and may be, for example, an openable / closable type, a communication cable type, or the like. Further, the present invention does not exclude members other than the outlet as members removably provided in the wiring lead-out hole 15 of the support leg 1. The material of the floor panel 2 is not limited to lightweight concrete. The shape of the floor panel 2 may be, for example, a square or a hexagon. When adopting the latter configuration, it is desirable that the shape of the convex portion 14 of the support leg 1 be a substantially regular triangular cross section. In addition, various modifications are possible without departing from the spirit of the present invention, such as the number, position, material, shape, and the like of each member.

[0014]

The present invention is embodied in the form described above and has the following effects. The present invention can reduce the number of steps for processing a floor panel when laying a double floor by providing a wiring lead-out hole in a convex portion protruding from the mounting surface of the support leg, and also provide a wiring floor panel. Can be eliminated, so that man-hours and types of members required for laying the double floor can be reduced. Further, since processing such as drilling on the floor panel can be suppressed, the strength of the floor panel does not decrease.

By making the shape of the projection a substantially square in cross section, the shape of the notch that needs to be provided in the floor panel corresponding to the projection can be made substantially linear. In addition, when the floor panel is cut out, an acute portion does not occur. Further, by making the shape of the convex portion a substantially circular cross section, an acute angle portion is not generated in the floor panel, and the degree of freedom of the set angle of the support leg can be increased.

The height of the upper surface of the lid detachably attached to the wiring lead-out hole from the mounting surface is substantially the same as the thickness of the floor panel. Can have substantially the same height, and the upper surface of the double floor can be made flatter. Also, by allowing the outlet to be disposed in the wiring lead-out hole of the projection with respect to the support leg, the outlet can be disposed to the support leg at an arbitrary position, and the position at which the outlet is disposed Can be increased.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an embodiment of the present invention.

FIG. 2 is a plan view showing the embodiment.

FIG. 3 is a partially broken arrow view showing the same embodiment as viewed from an arrow II in FIG. 2;

FIG. 4 is a partially cut-away view from the arrow II ′ in FIG. 2 showing the embodiment.

FIG. 5 is a perspective view showing a support leg of the embodiment.

FIG. 6 is a perspective view showing a support leg of the embodiment.

FIG. 7 is a perspective view showing a support leg of another embodiment.

FIG. 8 is a perspective view showing a support leg of another embodiment.

[Explanation of symbols]

 F: floor surface 1: support leg 1a: mounting surface 1b: internal space 2: floor panel 5: outlet 13: wiring introduction hole 14: convex portion 14a: upper surface 15: wiring lead hole 16: lid portion 16a: upper surface

Claims (5)

(57) [Claims] An upper plate is provided on an upper end of a side plate, a plurality of support legs provided on a floor surface, and mounted on a mounting surface formed on the upper plate of the support legs. A floor panel, wherein the support leg is formed by cutting the side plate from a lower end , and is opened to the side below the mounting surface, and projects upward from the mounting surface. A wiring lead-out hole is formed on the upper surface of the protrusion, and the wiring lead-out hole and the wiring introduction hole communicate with each other via the internal space of the support leg. Double floor characterized by doing. 2. The double floor according to claim 1, wherein said support leg has a shape of said convex portion having a substantially square cross section. 3. The double floor according to claim 1, wherein the support leg has a shape in which the convex portion has a substantially circular cross section. 4. The support leg, wherein a lid is detachably attached to the wiring lead-out hole, and when the lid is attached, the height of the upper surface of the lid from the mounting surface is set higher. The thickness of the floor panel is substantially the same as the thickness of the floor panel.
The double floor according to 2, or 3. 5. The double floor according to claim 1, wherein the support leg allows an outlet to be disposed in the wiring lead-out hole of the projection.