JP3113642U - Free access floor - Google Patents

Abstract

[PROBLEMS] To improve ease of maintenance and reduce costs.
An arrangement space 3 is configured by mounting and fixing a groove member 6 having a substantially groove shape on a support leg 5 and covering the groove member 6 with a cover member 7 so that the groove member 6 can be opened and closed.
[Selection] Figure 2

Description

  The present invention relates to a free access floor, and more particularly to a height-adjustable free access floor having a space between floor panels.

Examples of conventional prior art document information related to a height-adjustable free access floor having a space between floor panels include Patent Document 1 and Patent Document 2 below.
These height-adjustable free-access floors are effective in realizing an efficient wiring state because wiring complexity is suppressed by wiring electric wires and the like along the installation space.
JP 2004-19236 (see [FIG. 2], [FIG. 3], [FIG. 4]) Registered Utility Model No. 3066070 (see [Fig. 1], [Fig. 4], [Fig. 5])

However, since the free access floor of Patent Document 1 is configured to place electric wires (equipment materials) or the like on the joists laid between the support portions, the joist has a complicated floor structure, and the floor is laid. In addition to being inferior in workability, wiring maintenance under joists is difficult.
Moreover, in the free access floor of the said patent document 2, since it arrange | positions an electric wire on a foundation floor from the groove | channel provided between floor panels, in the case of a high floor, since the distance of a floor surface and a foundation floor becomes long, It is inferred that it becomes difficult to perform maintenance of the electric wires arranged on the foundation floor.

  Therefore, the present invention has an object of improving ease of maintenance and reducing costs, and an object of the present invention is to provide a free access floor that solves this problem.

In order to achieve the above object, the present invention employs the following technical means.
The technical means is that in a free access floor in which floor panels are arranged in a grid pattern on support legs that can be adjusted in height, and an installation space for equipment is secured between the floor panels, the installation space includes: A groove member having a substantially groove shape is placed and fixed on a support leg, and the groove member is covered with a cover member so that the groove member can be opened and closed. ).
Here, the equipment material means a long wire used for various wiring such as electric wiring and wiring for communication equipment, or a long pipe used for various piping such as air conditioning equipment piping and water distribution / drainage piping. .
From the viewpoint of improving the workability of the equipment material wiring and piping work and the free access floor and suppressing the shakiness of the floor to improve the comfortability, the fixing structure of the groove member, the bolt from the surface of the cover member It is preferable that the cover member is detachably fixed to the groove arranging member by passing through the bottom of the groove member and screwed into the supporting leg, and the groove member is fixed to the supporting leg (second). Devise).
The arrangement space may be provided in a lattice shape or in one direction according to the area or shape of the free access floor (third device).
Further, from the viewpoint of improving the strength of the arrangement space, it is preferable that a support piece for supporting the wiring cover is formed to protrude outward or inward at the upper edge of the groove member (fourth device).
In addition, when the equipment material is a pipe for an air conditioning equipment, from the viewpoint of effectively using the cool air and the warm air from the pipe, a metal material that transmits the cool air and the warm air in the installation space to the floor panel is used as a groove member. By installing between the floor panels, it is preferable to use the cool air and warm air in the installation space and the cool air and warm air transmitted from the installation space as cooling and heating by radiant heat radiated from the entire floor (fifth). Devise).

According to the free access floor of the present invention, the following excellent effects can be expected.
According to the first device, the groove member having a substantially groove shape is placed and fixed on the support leg, and the cover member is configured to cover the groove member so that it can be opened and closed, so that the existing floor panel can be used. In addition, the ease of maintenance and cost reduction are realized.
Furthermore, since equipment materials can be arranged in the arrangement space and on the floor slab, it is easy to separate important equipment materials from general equipment materials.
In addition, according to the second device, it is possible to attach / remove the cover member and attach / remove the groove member by screwing / removing the bolt, so that the work of wiring / plumbing the equipment material and the construction work of the free access floor is easy Improvement of performance is realized.
Furthermore, since the cover member and the groove member are attached with the bolts, the rattling of the floor is suppressed and the comfortability can be improved.
In addition, according to the third device, since it can be provided in a lattice shape or in one direction, the degree of freedom in layout is expanded.
Further, according to the fourth device, the strength of the arrangement space can be improved, and the rigidity with respect to the weight acting from above and the rigidity with respect to the weight of the equipment material arranged in the arrangement space can be improved.
Further, according to the fifth device, the radiant heat released from the entire floor can be used as air conditioning, so that an efficient air conditioning system can be constructed.

  Hereinafter, the best mode for carrying out the free access floor of the present invention will be described with reference to FIGS. 1 to 6. FIG. 1 to FIG. 3 show a first mode of the free access floor according to the present invention. 4 shows the second form of the free access floor according to the present invention, FIG. 5 shows the third form of the free access floor according to the present invention, and FIG. 6 shows the arrangement structure of the metal material 8 to be described later. .

The free access floor 1 according to the first embodiment is configured by arranging flat square floor panels 2 in a lattice pattern and providing an arrangement space 3 between all the floor panels 2. Is supported by a support leg 5 which is erected on the floor slab 4 and can be adjusted in height.
The floor panel 2 is a well-known one molded into a square shape, penetrates the bolt 23 from the surface near the corner 22, and is fixed by screwing into the support cap 51 in the support leg 5.
The basic structure of the height-adjustable support leg 5 is a well-known structure in which the support cap 51 is screwed into a spiral portion 53 of a base plate 52 erected on the floor slab 4 so as to be movable up and down. is there.
In addition, four support legs 5 are prepared for each floor panel 2, and support the four corners 22 of the floor panel 2.
Reference numeral 54 in the figure denotes a fitting projection for preventing the floor panel 2 and the arrangement space 3 from being displaced, and a corner of the floor panel 2 is fitted into a fitting recess 55 formed around the fitting projection 54. Part 22 is fitted.

The arrangement space 3 includes a groove member 6 in which the equipment material A is arranged, and a cover member 7 that closes the upper opening 61 of the groove member 6. The groove member 6 is placed on the support leg 5. The bolt 24 penetrates from the surface near the corner 71 of the cover member 7 and is fixed by screwing into the support cap 51 in the support leg 5.
A support piece 63 for supporting the cover member 7 is formed on the upper edge 62 of the upper opening 61 of the groove member 6 so as to be bent outward so as to face the back surface of the cover member 7.
Further, the size of the groove member 6 is the same length as one side of the floor panel 2, and the corner 64 is a fitting recess formed around the fitting projection 54 like the floor panel 2. 55 is a width fitted to 55.
And the space S is ensured between the groove members 6 which adjoin in the longitudinal direction, and the direction change to the right and left of the equipment material A arrange | positioned in the groove member 6 in the said space S is performed.

The size of the cover member 7 is such that one (vertical direction in FIG. 1) is located at the center of the support leg 5 at both ends in the length direction and width direction, and the other (left and right direction in FIG. 1). Is a size in which both end portions in the length direction are located in the center portion of the space S, and both end portions in the width direction are located in the center portion of the support leg 5 and are adjacent in the other length direction. The members 7 are abutted at the center of the space S, and the end of the one cover member 7 is abutted with the end of the other cover member 7 in the width direction.
That is, the gap between the floor panels 2 is blocked by covering the groove member 6 with the cover member 7.
In the figure, reference numeral 72 is a reinforcing piece for ensuring the rigidity of the cover member 7, and the longitudinal end portion is bent downward except for the portion overlapping the fitting protrusion 54 in the vicinity of both ends of the cover member 7. Configured.

In the figure, reference numeral 8 denotes a metal material that transmits cold air and warm air in the arrangement space 3 to the floor panel 2 when the equipment material A is a pipe for air conditioning equipment.
The metal material 8 is thin, and is laid between the bottom portion 61 of the groove member 6 and the bottom portion 25 of the floor panel 2, and the metal material 8 transmits cold air and warm air in the installation space 3 to the floor panel 2. Thus, the cool air and the warm air transmitted from the arrangement space 3 can be used as air conditioning by the radiant heat radiated from the entire floor.
The metal material 8 may be fixedly integrated with the bottom 61 of the groove member 6 (see FIG. 6) or may be fixedly integrated with the bottom 25 of the floor panel 2.
When the metal material 8 is fixed and integrated with the bottom 61 of the groove member 6, an existing floor panel can be used when constructing a free access floor, and the groove member 6 and the metal material 8 are one unit. Therefore, laying work, transportation, storage and the like are good.

In addition, although the arrangement | positioning space 3 of the said 1st form is what the said other cover members 7 face each other in the center part of the space S, it is the 2nd form of the arrangement | positioning form of the arrangement | positioning space 3 of this invention. As described above, a planar cover member 7 ′ in which the end portions in the longitudinal direction of all the cover members 7 are positioned at the center portion of the support leg 5 and the space S can be blocked by the open space S portion. Can be exemplified (see FIG. 4A).
Further, as a third form of the arrangement space 3, the cover member 7 surrounding the floor panel 2 in a certain part is configured such that one end portion in the longitudinal direction contacts one end portion in the width direction of the adjacent cover member 7. A form can be illustrated (refer FIG.4 (b)).
Moreover, in the said form, although the arrangement | positioning space 3 is made into the form which provided between all the floor panels 2, in this invention, what provided the arrangement | positioning space 3 only in one direction as 2nd form is also included. (See FIG. 5).
In addition, the metal material is not necessarily provided when the equipment material is various wiring such as electric wiring or communication equipment wiring, and therefore, the metal material is not necessarily provided.
Moreover, although the said floor panel and arrangement | positioning space of this form are mainly comprised from a metal material, in this invention, it is not limited to a metal material.
The present invention is not limited to the illustrated embodiment, and can be implemented by other configurations without departing from the contents described in the claims of the utility model registration.

The top view which shows an example of the free access floor which concerns on this invention. (2)-(2) sectional view taken on the line of FIG. Sectional drawing of the state which removed the arrangement | positioning space. The top view which shows the other example of the free access floor which concerns on this invention. The top view which shows the other example of the free access floor which concerns on this invention. Sectional drawing which shows an example of arrangement | positioning structure of a metal material.

Explanation of symbols

A: Equipment material 1: Free access floor 2: Floor panel 3: Installation space 4: Floor slab 5: Support leg 51: Support cap 6: Groove member 61: Upper opening 63: Support piece 7: Cover member 71: Cover Member 24: Bolt 8: Metal material

Claims (5)

  In a free access floor in which floor panels are arranged in a lattice pattern on support legs that can be adjusted in height, and an installation space for equipment is secured between the floor panels, the installation space is a groove having a substantially groove shape. A free access floor characterized in that a member is placed and fixed on a support leg and a groove member is covered with a cover member so as to be opened and closed. The groove member fixing structure fixes the cover member detachably to the groove arranging member by screwing the bolt into the support leg through the bottom of the groove member from the surface of the cover member, and the groove The free access floor according to claim 1, wherein the member is fixed to a support leg.   The free access floor according to claim 1, wherein the arrangement space is provided in a lattice shape or in one direction.   The free access floor according to any one of claims 1 to 3, wherein a support piece for supporting a cover member is formed to protrude outward or inward at an upper end edge of the groove member.   The equipment material is a pipe for air conditioning equipment, and by installing a metal material that transmits the cold air and warm air of the installation space to the floor panel between the groove member and the floor panel, the cold air and warm air of the installation space, The free air according to any one of claims 1 to 4, wherein the cool air and the warm air transmitted from the installation space are used as air conditioning by radiant heat radiated from the entire floor. Access floor.

Images