JP2709004B2 - Attachment structure of wiring cover to floor panel - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wiring outlet provided in a floor panel of a double-floor system which is widely used as a wiring system in an office in an office building or a computer building.

[0002]

2. Description of the Related Art The following method is used as a wire outlet in a conventional double floor system. (1) Attach the connector to the floor panel. As shown in FIG. 9, an inner outlet b incorporating an outlet block a is fixed to the floor panel 1, and a cover plate c of the inner outlet is opened and closed to serve as a wiring port. FIG.
As shown in FIG. 0, an up-type outlet d is fixed to the floor panel 1, and the outlet is taken out from under the floor by pressing a button. As the simplest method, a floor connector h such as a high tension connector or a low tension connector is attached as a wiring hole as shown in FIG.

[0003] In the case where the connector is mounted in the above three patterns, the following are common problems in the related art. The shape of the floor panel 1 has to be changed by the equipment to be fitted (the floor panel must be replaced by one with holes or holes must be drilled directly on the perforated floor panel).

While it is good while the wiring is taken out using the connector, it is almost impossible to remove the connector when it becomes unnecessary at the site due to a layout change or the like. (2) Use a blocking plate. As shown in FIG. 12, a closing plate e is provided at an end of the floor panel 1, a hole f is made in the closing plate e, and an electric wire g is directly taken out therefrom. That is, the closing plate e
Or a knock-out structure, and drill a hole f with a tool or the like at the time of wiring.

[0005] Problems in the case of the above example are as follows. Since the closing plate e is fixed to the surface of the floor panel 1 and does not move, it is the same as the case where the electric wire g is drawn directly from the floor surface, and the electric wire is not protected at all (mechanical load such as stepping on). It is essential to protect the wires against A hole is formed in the floor when no line is connected or when a line is connected before and the current line is no longer necessary, which is not preferable from the viewpoint of beauty and safety.

[0006]

In recent years, demand for construction properties has not declined, as shrinking human resources and shrinking the number of contractors have been in demand. Therefore, there is a need for a double floor that can be easily constructed and can be completed in a short time. In addition, it is necessary to be able to draw out the electric wires without replacing the floor panel, etc., so as to be able to respond promptly to changes in the office layout.

[0007] By performing the function as a floor material and the function as a wiring part by one part, replacement at the time of storage (when covered) and at the time of wiring must be simplified. In addition, it is necessary to secure the protection of electric wires for safety. The present invention has been made in view of the above points, and an object of the present invention is to easily change a layout such as passing or not passing a wire without replacing a floor panel, and It is an object of the present invention to provide a structure for attaching a cover for wiring to a floor panel which can protect electric wires at the time of wiring and can behave as desired with good appearance and safety during non-wires.

[0008]

In order to achieve the above object, the present invention provides a structure for mounting a wire cover on a floor panel according to the present invention. A notch 3 in the shape of a letter is provided, and a step is provided on the inner periphery of the notch 3 between the notch 3 and the upper surface of the floor panel 1 so that the flange 4 is provided so as to protrude inward to cover the notch 3. A top plate 5 having a size and an upper surface substantially flush with the floor panel 1 in a state of being placed on the flange portion 4 is provided on both sides of the top plate 5 at intervals substantially equal to the interval between the flange portions 4 on both sides. forming a de communication line for the lid 7 and the side plate 6, the shape of the side plate 6 is formed on one end of the height of the height is high and the other end side becomes low shape of the side plate 6, the lower portion of the outer surface of the side plate 6
A protruding edge 8 is provided so as to protrude outwardly along the lower end edge of the flange 4 over its entire length, and a locking groove 9 is formed in an outer surface below the protruding edge 8 when the height of the side plate 6 is higher. Is provided so as to be substantially parallel to the lower end edge of the side plate 6, and the protruding edge 8
A fitting notch 11 is provided on the lower surface of the notch 3 so as to protrude downward, and a notch 11 into which the fitting protrusion 10 can be fitted is formed on the inner side of the flange 4 on both sides of the notch 3. A notch 12 for passing the protruding edge 8 of the side plate 6 under the flange 4 is formed on the front side of the flange 4 on both sides of the front side, and a notch 11 for fitting and a notch 1 for insertion are formed.
2, a locking edge 13 that can be locked in the locking groove 9 is provided.

[0009]

When the wire is to be passed, the wire cover 7 is arranged so that the projection 8 at the lower end of the side plate 6 rests on the flanges 4 on both sides. 11, and the locking edge 13 of the flange portion 4 is inserted and locked in the locking groove 9. In this way, the wire cover 7 is fixed so as not to move, and the wires can be drawn out from under the floor onto the floor panel 1 through the space surrounded by the top plate 5 and the side plates 6. At this time, the electric wire is
Can be protected by the top plate 5 and the side plate 6. And the protruding edge 8 is a side plate
6 is provided along the entire length along the lower edge of the outer surface of the lower part
Therefore, when passing through the wire, the flange 4 almost parallel to the protruding edge 8
Mounting is stable because the protruding edge 8 is placed over
And the fitting projection 10 is fitted into the fitting notch 11.
So that the wire cover 7 does not shift in the direction parallel to the protrusion 8
it can. On the other hand, when the line is not connected, the cover 7 for the line is removed, the protruding edge 8 of the side plate 6 is passed through the cutout 12 for insertion with the cover 7 for the line up, and the cover 7 for the line is rotated. As a result, the protruding edge 8 is passed under the flange 4 and the periphery of the top plate 5 is
And the top cover 5 is housed so that the top surface of the top plate 5 is flush with the top surface of the floor panel 1. By doing so, the appearance can be prevented from being deteriorated, and the operation can be performed in a preferable manner for safety.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS As shown in FIG. 7, a floor panel 1 is provided with a floor finishing material 14 such as a carpet on the entire upper surface of a rectangular plate-shaped panel main body 13 as shown in FIG. Are formed. The floor panel 1 configured as described above is laid all over the floor base 2 to form a double floor. The floor panel body 13 is formed of a rigid material such as a metal plate, and a backing material 16 is attached to the back surface as necessary. A U-shaped notch 3 is provided at an end of the floor panel main body 13 of the appropriate floor panel 1, and the flange 4 is formed on the inner periphery of the notch 3 at a position one step lower than the upper surface of the floor panel main body 13. Provided, flange 4
The upper part is a concave stepped portion 17. As shown in FIGS. 1, 2, and 8, a fitting notch 11 is provided on the back side of the flange 4 located on both sides of the notch 3, and an insertion notch 12 is provided on the front side of the flange 4. A locking edge 13 is provided between the fitting notch 11 and the insertion notch 12.

As shown in FIG. 1, FIG. 2, FIG. 4, and FIG. 5, the cover 7 for a wire comprises a rectangular top plate 5, side plates 6 on both sides, and a central partition plate 18. The top plate 5 is large enough to cover the notch 3 and has the same thickness as the depth of the concave step 17.
An operation notch 19 is provided on the top plate 5. The side plate 6 and the partition plate 18 are formed in a trapezoidal square shape, and the side plate 6 and the partition plate 18 are formed so that the height at one end is high and the height gradually decreases toward the other end. is there. That is, the side plate 6 and the partition plate 18 are formed so that the side where the operation notch 19 is provided is lower. The distance between the outer surfaces of the side plates 6 on both sides is substantially the same as the distance between the flanges 4 on both sides of the notch 3. Protrusions 8 are provided at the lower ends of the side plates 6 on both sides so as to protrude outward from the outer surface of the side plates 6 over the entire length of the side plates 6. It comes to be. On the lower surface of the protruding edge 8 on the lower side of the side plate 6, a fitting projection 10 capable of fitting into the fitting notch 11 is provided. Side plate 6
A locking groove 9 for locking the locking edge 13 is provided below the protruding edge 8 in parallel with the protruding edge 8 at a height higher than that of the protruding edge 8. An inclined guide edge 20 that guides the engagement with the engagement groove 9 is hung down. At the end of the protruding edge 8 in the vicinity of the locking groove 9, an engaging projection 21 that can engage with the insertion notch 12 is provided. On the outer surface of the upper part of the side plates 6 on both sides, there are provided projections 22 that can fit into the fitting notches 11 and the insertion notches 12.

In the case where a wire is to be connected by using the cover 7 for the connection, the following is performed. As shown in FIG. 2A, the cover 7 for the wire is disposed on the notch 3, and the protrusion 8 of the side plate 6 of the cover 7 for the wire is provided.
1 on the flange 4, the locking edge 13 is locked in the locking groove 9 as shown in FIG. 1 (a), the fitting projection 10 is fitted in the fitting notch 11, and The engaging projection 21 is engaged.
By attaching the cover 7 for the wire in this way, the cover 7 for the wire is securely attached without rattling. The electric wire passed under the floor panel 1 is inserted from the notch 3 into a space surrounded by the top plate 5 and the side plate 6 of the wiring cover 7, and is led out onto the floor panel 1. The electric wires are protected by inserting the electric wires into the current-carrying lid 7. When the electric wire is not passed, the cover 7 for the wire is raised as shown in FIG. 1B or FIG. 3A, and the end of the protruding edge 8 and the engaging protrusion 21 correspond to the notch 12 for insertion. Notch 1 for insertion of projection 8 and engagement projection 21
2 and rotated by 90 degrees to form the protruding edge 8 into the flange 4
Then, as shown in FIG. 3 (b), the periphery of the top plate 5 is fitted into the concave step 17, and the notch 3 is closed with the top plate 5.
At this time, the protrusion 22 can be fitted to the fitting notch 11 or the insertion notch 12 so as to prevent play.

[0013]

Since the present invention is constructed as described above, the cover for the wire is arranged so that the protruding edge at the lower end of the side plate rests on the flanges on both sides, and the fitting projection is formed on the flange. By inserting and locking the locking edge of the flange into the locking groove,
It can be attached in a state where the cover for the passage is in a passing state, and the wire can be pulled out from the floor through the space surrounded by the top plate and the side plate onto the floor panel, and the passage of the wire can be easily performed. That can be protected by the top plate and side plates of the cover for electric wires.
Provided along the entire length along the lower edge of the outer surface at the bottom of the plate
Therefore, when passing through the line, it extends over almost the entire length of the flange
As a result, the protruding edge is placed and the placement is stable.
In addition, the fitting projection fits into the
The cover for the wire can be prevented from shifting in the direction.
The wire cover can be securely attached so that the wire cover does not rattle when the wire cover is installed in the running state. Pass the protruding edge of the side plate through the notch for insertion with the wire cover upright,
By rotating the cover for wire passage, the protruding edge is passed under the flange, and the periphery of the top plate is placed on the flange so that the top surface of the top plate is flush with the top surface of the floor panel. The cover can house the lid for use, does not deteriorate the appearance, and can be operated in a preferable manner for safety. Therefore, the construction can be performed easily and in a short time, the layout can be easily changed, and the wire and the lid can be realized by one component.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a main part of an embodiment of the present invention, in which FIG.
FIG. 5 is a perspective view showing a state when the wire cover is stored.

FIG. 2A is a perspective view showing a state in which the above-mentioned wiring cover is attached in a wiring state, and FIG. 2B is a cross-sectional view showing a state where the same is covered with a wiring cover.

FIG. 3 is a perspective view showing a state in which the above-mentioned wiring cover is stored, and FIG.
FIG. 4 is a perspective view of a state after storage.

FIG. 4 is a perspective view of the communication line lid according to the first embodiment;

5A and 5B show a lid for a communication line according to the embodiment, and FIG.
(B) is a front view, (c) is a side view, and (d) is a bottom view.

6A is a sectional view taken along line AA of FIG. 5D, and FIG.
FIG. 6 is a sectional view taken along line BB of FIG.

FIG. 7 is a partially cutaway perspective view showing a laid state of the floor panel according to the embodiment.

8 (a) is a perspective view of the floor panel, (b) is a front sectional view of a cutaway portion, is a plan view of (c) is cut portion.

FIG. 9 is a partially cutaway perspective view of a conventional example.

FIG. 10 is a partially cutaway perspective view of another conventional example.

FIG. 11 is a perspective view of another conventional example.

FIG. 12 is a perspective view of still another conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Floor panel 2 Floor base 3 Notch 4 Flange 5 Top plate 6 Side plate 7 Cover for wiring 8 Protrusion 9 Locking groove 10 Fitting projection 11 Fitting notch 12 Insertion notch 13 Locking edge

 ──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-5-230981 (JP, A) JP-A-3-138877 (JP, A) JP-A-2-246717 (JP, A)

Claims (1)

(57) [Claims] 1. A U-shaped notch is provided at an end of a floor panel laid at an interval on a floor base, and a step is provided between an inner periphery of the notch and an upper surface of the floor panel. The top plate is provided so as to protrude inward, is large enough to cover the notch, and has an upper surface substantially flush with the floor panel when placed on the flange, and flanges on both sides of the top plate Forming a lid for communication with a side plate provided at an interval substantially equal to the interval between the parts, forming the shape of the side plate into a shape in which the height of one end of the side plate is high and the height of the other end is low, Along the lower edge of the outer surface at the bottom of the side plate
A protruding edge that is placed on the flange portion over the entire length is provided so as to protrude outward, and a locking groove is formed on the outer surface below the protruding edge at a higher side plate so as to be substantially parallel to the lower edge of the side plate. And the fitting protrusions are provided on the lower surface of the protruding edge so as to protrude downward with the side plate having a lower height, and the fitting protrusions can be fitted on the back side of the flange portions on both sides of the notch. A notch is formed, and an insertion notch is formed on the front side of the flange on both sides of the notch to pass the protruding edge of the side plate under the flange, and the notch is provided between the fitting notch and the insertion notch. A structure for attaching a cover for wiring to a floor panel, characterized by comprising a locking edge which can be locked.