JP2000116444A - Wiring duct device for table - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a wiring duct device for a table which facilitates wiring of various kinds of OA devices used on the table and exchange of their wiring though many OA devices are used and reduces the fear of entangling of wiring in the duct by arranging on the top plate of a table. SOLUTION: A hole which is circular or polygonal by a plane view is provided as a fixing hole T1 at the top plate T of the table and a lid 3 whose diameter is a little smaller than that of the hole T1 and which is provided with the outline of a circular or polygonal plane forming a gap to put through a wire between with the inner periphery of the hole T1 is freely rotatably mounted. Thus, the wire or a wiring connection member stood up from a floor or the wire or a wiring connection member on the top plate is guided out to the upper face side or the lower face side of the top plate from a space formed between the outer periphery of the lid 3 and the inner periphery of the hole T1.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a table wiring duct device which can be arranged on a table so that wiring can be easily taken out.

[0002]

2. Description of the Related Art Conventionally, as a wiring duct device for a desk, those having various structures have been proposed and put to practical use.
Most of them have wiring and outlets housed in a gutter-like or groove-shaped duct body placed under the top plate or on the back of the curtain plate in parallel with them, and a lid that can be opened and closed from the top surface of the top plate. Since the body is mounted on the main body of the duct, for example, if the wiring duct for the desk is directly applied to furniture such as a conference table in which the user sits around the top plate, the wiring duct There is a person who is close to the lid and a person who is far from the lid, and there is a problem in terms of usability.

Recently, with the remarkable progress of personal computers, network interfaces and LANs have been developed.
Equipment is often placed on furniture around which the user sits, such as a conference table or a meeting table, or is often used on such a table. There is no table provided with a table wiring duct device that can reasonably perform wiring to the above equipment in the case, so if such a table wiring duct device is developed, it will be extremely useful. it is conceivable that.

[0004]

SUMMARY OF THE INVENTION In view of the above-mentioned circumstances, the present invention, when installed on a table top, can be used for wiring of various OA equipment and the like used on the table and replacement of wiring. It is an object of the present invention to provide a table wiring duct device that can be easily performed even when a large number of OA devices are used, and that is less likely to get tangled in a duct.

[0005]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, a table duct device according to the present invention has a circular or polygonal hole as a mounting hole in a plan view on a table top plate. A lid having a plane circular or polygonal outer shape that is slightly smaller in diameter than the mounting hole and has a gap through which wiring can be inserted between the mounting hole and the inner periphery of the mounting hole. Thus, the wiring or wiring connection member raised from the floor, or the wiring or wiring connection member on the top plate is moved from the space formed between the outer periphery of the lid and the inner periphery of the mounting hole to the top surface of the top plate. It is characterized in that it is led out to the side or the lower surface side. In the present invention, in the above configuration, a container-shaped wiring container may be appropriately provided on the lower surface side of the mounting hole to accommodate a wiring connection member such as a wiring or an outlet.

[0006]

Next, an embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a longitudinal sectional front view showing an example of a main part in a state where a table wiring duct device of the present invention is mounted on a table, FIG. 2 is a longitudinal sectional front view of a main part of another example, and FIGS. FIG. 4 is a longitudinal sectional front view of another example of the duct device of the present invention, FIG. 5 is a perspective view of the state where the lid is lifted, and FIG. 6 is a sectional view of the state of FIG. FIG. 7 is a perspective view of an example of a table on which the wiring duct device of the present invention is mounted.

In FIG. 1, T is a top plate of a table on which the wiring duct device of the present invention is mounted, and T1 is a transparent plate provided on the top plate T.
Here, a flat circular mounting hole 1 is a mounting base formed by an annular member having an outer diameter of the upper flange-shaped peripheral edge 1a larger than that of the mounting hole T1. Formed on the inclined surface 1b, and on the outer peripheral surface of the lower part, as a wiring container for accommodating an outlet, wiring, etc., here, as an example, for locking and connecting the wiring duct main body 2 with a bottomed cylindrical body The locking groove 1c is provided.

The wiring duct body 2 has an engaging flange 2a at the upper end to be engaged with the locking groove 1c, a bearing 2c supported by a support rod 2b radially disposed inside, and a lower peripheral wall. It is provided with a plurality of access ports 2d. 2e is the bottom of the duct body 2.

In the above description, the mounting base 1 formed by the annular edge member is formed separately from the duct main body 2, but in the present invention, the duct main body 2 is formed as illustrated in FIGS. The upper opening portion of the bottomed cylinder and the base 1 may be integrally formed in advance. As shown in FIG. 4, the wiring duct main body 2 is formed in a two-piece type with an intermediate portion bisected, and a notch for wiring entry and exit is formed in the upper half portion 21 of the duct connected to the mounting base 1. The duct lower half 22 provided on the outer periphery of 2d 'is formed by, for example, an engagement notch groove 21a provided on the outer periphery of the upper half 21 and a projection on the outer periphery of the lower half 21 engaged and held in the groove 21a. By 22a, a structure that can be united and separated can be obtained. 4, the same reference numerals as those in FIGS. 1 to 3 denote the same members and the same parts.

When the wiring duct main body 2 has a two-piece type separation structure illustrated in FIG. 4, the wiring Vs (or S) drawn out from the floor or the like with the lower half 22 separated from the upper half side.
c) Connect the wiring connection equipment such as the connector 4 described later to the lower half 2
By accommodating in the upper half 21 after being housed in the housing 2, the work of housing the wiring and the like for the duct main body 2 is facilitated.

On the other hand, each of the wiring duct bodies 2 described above may be formed of, for example, a mesh material, a punched metal material, a wire material, or the like. When formed from such a mesh material or the like, the housing state in the duct main body 2 can be seen through from the outside, which is convenient for subsequent handling of wiring, outlets, and the like. Also, the entrance 2d of the duct body 2 is shown in FIG.
Whether it is provided on the peripheral wall as shown in FIG. 4 or on the bottom 2e as shown in FIG. 2 is arbitrary, and both forms may be used in combination. Further, the outer shape of each duct body 2 is not limited to a cylindrical shape, but may be any planar shape such as a polygon.

3 is provided with a shaft 3a below the center on the back side,
A cover whose shaft 3a is detachably supported by the bearing 2c,
The lid 3 has an outer diameter and an outer shape capable of forming a gap G through which a cable or the like can be inserted between the reverse inclined surface 3b on the outer periphery thereof and the inclined surface 1b of the mounting base 1, and the height of the shaft 3a. The upper surface of the lid 3 is arranged so as to be substantially aligned with the surface of the top plate T in relation to the position of the bearing 2c. 3c is a relatively large notch formed on the outer periphery of the lid 3, and this notch
From 3c, the operator puts his hand in and out of the wiring duct main body 2 and puts an outlet and the like in and out.
Here, the bearing 2c of the shaft 3a of the lid 3 is connected to the duct main body 2 so as not to interfere with the wiring and the housing of the outlet in the above example.
However, the bearing 2c may be provided on the bottom 2e of the duct main body 2 as illustrated in FIG.

In the present invention, the lid 3 is basically provided with the hole T1.
As shown in FIGS. 5 and 6, the support structure of the lid 3 is devised so as to facilitate the entrance and exit of wiring and the like from the top plate T to the wiring duct body 2. In some cases, this is done. That is, the shaft 3a of the lid 3 has a double structure of the core rod 31a and the outer cylinder 31b, and the spring 31 is placed in the outer cylinder 31b.
By inserting the double action catch 31d and c, the cover 3 is pushed once from above in the normal state, and the catch 31d is pressed.
Is released and the lid 3 is lifted by the lifting force of the spring 31c. When the lid 3 in the lifted state is pressed down against the spring 31, the catch 31d is actuated at the end of descent, and the lid 3 is actuated. Is held in that position. With such a configuration, it is easy to access the inside of the duct main body 2 from the top plate side.

In the above example, the bottomed cylindrical container is used for the duct main body 2 serving as the wiring housing. However, the form of the wiring duct main body 2 of the present invention used as the wiring housing is box-shaped, gutter-shaped, shelf-shaped. Anything that can accommodate or hold a wiring connection member such as a wiring or an outlet is sufficient, and therefore, which form is used is arbitrary.

In the apparatus of the present invention, the wiring duct body 2
It can also be used without providing. That is, the wiring set up from the floor or the wiring on the OA device side on the top plate is
This is because it can be inserted through the space formed between the outer periphery of the notch and the notch 3c and the inner peripheral surface of the mounting hole base 1.
In this case, it is desirable to provide a protective cover 5 described later.

Reference numeral 4 denotes an outlet having a cord 4a housed in the duct main body 2 through an entrance 2c of the wiring duct main body 2. Although not shown in FIG. A connection member is also accommodated, and a power plug Pv or communication plug on the device side inserted into the box 2 through the gap G from the top plate T side into the outlet 4 or the like.
Ps is connected to the corresponding outlet 4. The outlet 4 or the like may be pulled out from the wiring box 2 through the notch 31 of the lid 3 onto the top plate T and connected to a required device. In FIGS. 2 to 4, Vc and Sc are power supply and signal wires led out on the top plate T from the gap G and the notch 3c.

On the other hand, the power cord 4a such as a power cord or a communication cord which is set up from the floor toward the wiring duct main body 2 may be suspended from the entrance 2c of the duct main body 2 as described above. A protective cover 5 made of a spiral wire, a bellows tube, or the like may be provided below the bottom 2d of the wiring duct main body 2 from the viewpoint of protection from damage and aesthetics, and the cords 4a may be inserted and held.

The table duct apparatus of the present invention is constructed as described above.
The device illustrated in FIG. 1 will be described as follows. First, the mounting base 1 is mounted on the hole T1 of the top plate T from above, and the engaging flange 2a of the wiring duct main body 2 is fitted into the locking groove 1c on the lower surface side of the top plate T, thereby forming the duct main body. 2
Install. In this state, the lid 3
Is mounted on the base 1 attached to the hole T1 by supporting the shaft 3a on the bearing 2c in the wiring duct main body 2.

Next, the outlet 4 is accommodated in the duct main body 2 through the access port 2c of the wiring box 2 and the cover 3 is rotated so that the outlet 4 is cut out from the notch 3b through the top plate T.
Then, the plug (not shown) of a required device-side cord is connected to the outlet 4, and the outlet 4 is housed in the wiring duct main body 2 from the notch 3b in the connected state.

At this time, the cord 4a that rises from the floor is introduced into the protective cover 5, if any. When there are a plurality of outlets 4, those outlets 4 are accommodated in the duct main body 2 from other entrances 2 c provided in the wiring duct main body 2 in the same manner as described above. When all necessary outlets 4 have been housed in the duct body 2 in this way, the cords 4a are passed through the protective cover 5.

In the above description, the wiring Vc,
In Sc, since a slit-shaped gap G is formed on the entire periphery except the notch 3b between the inclined surface b of the mounting base 1 and the reverse inclined surface 3b on the outer periphery of the lid 3, even in this state, The body 3 can be rotated smoothly, and therefore, wiring through this gap G
There is no possibility that Vc and Sc are entangled by the rotation of the lid 3. In each of the above examples, the hole T1 and the lid 3 are formed in a plane circular shape. However, either one or both of them may be a desired polygon such as a hexagon. is there. In this case, it is sufficient if the lid 3 can rotate in the hole T1. Further, in the wiring duct body 2, the planar shape of the opening communicating with the mounting hole T1 may be any one of a circle and a polygon.

[0022]

The present invention is as described above, and a circular or polygonal hole in plan view is provided as a mounting hole on the top plate of the table, and the diameter of the mounting hole is slightly smaller than the mounting hole. Wiring or wiring connecting member raised from the floor by rotatably and detachably mounting a lid having a planar circular or polygonal outer shape in which a gap through which wiring can be inserted is formed between the inner circumference and the inner circumference. Alternatively, the wiring or the wiring connection member on the top plate is led out from the space formed between the outer periphery of the lid and the inner periphery of the mounting hole to the top plate upper surface side or the lower surface side, or On the lower surface side of the mounting hole, a wiring duct is formed by providing a wiring housing for accommodating wiring and wiring connection members, and various wirings rising from the floor are passed through the entrance of the member through the inside of the wiring duct. Through the gap between the lid and the mounting hole Therefore, a table such as a conference table, which did not have a conventional wiring processing function, can be provided with a wiring processing function. Therefore, a plurality of outlets, cables, cords, etc. necessary for OA equipment used on the table can be provided. It is possible to easily carry out the storing process and the taking-in / out of the surplus portion of the wiring. Further, even if there are a large number of wirings, all of them are accommodated in the wiring duct main body from the entire periphery of the lid, so that there is no possibility that the wirings are entangled.

In particular, in the present invention, since the mounting hole or the inner peripheral edge of the annular edge member is formed as an upwardly inclined surface, the cords drawn onto the top plate from inside the wiring duct have sharp corners. It does not bend and is not easily damaged. In addition, a cover body having a notch is rotatably and detachably provided in the mounting hole, and a gap between the outer periphery of the cover body and the inner circumference of the mounting hole, which allows an insertion hole for cords over the entire circumference, is large. Notch, the outlet and the like can be freely inserted and removed between the upper and lower surfaces of the top plate from any direction. Also, even if the lid is rotated, it is inserted and drawn out through the gap. Since the wires such as cords do not hinder the rotation and do not become entangled by this rotation, by setting the device of the present invention at the central portion of the wide top plate, the same conditions can be obtained from anywhere on the outer periphery of the top plate. Thus, it is possible to easily carry out the wiring and the connection equipment. Therefore, the present invention is very suitable as a wiring duct device for a table.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional front view showing an example of a main part of a state in which a table wiring duct device of the present invention is attached to a table.

FIG. 2 is a longitudinal sectional front view of a main part of another example.

FIG. 3 is a plan view of a main part of the table shown in FIGS. 1 and 2;

FIG. 4 is a vertical sectional front view of a main part of another example of the duct device of the present invention.

FIG. 5 is a perspective view of a state where a lid is lifted.

FIG. 6 is a sectional view of the state of FIG. 5;

FIG. 7 is a perspective view of an example of a table to which the wiring duct device of the present invention is mounted.

[Explanation of symbols]

 T Table top plate T1 Mounting hole 1 Mounting base 1a Upper flange-like rim 1b Inner inclined surface 1c Locking groove 2 Wiring box 2a Engagement flange 2b Support rod 2c Bearing 2d Outlet for outlet member 2e Bottom 3 Lid Body 3b Shaft 3b Notch 4 Outlet 4a Cord 5 Protective cover

Claims (9)

[Claims] 1. A circular hole or a polygonal hole in plan view is provided as a mounting hole in a top plate of a table, and the diameter of the mounting hole is slightly smaller than that of the mounting hole, and wiring can be inserted between the mounting hole and an inner periphery of the mounting hole. Wiring or wiring connecting member raised from the floor, or wiring or wiring connecting member on the top plate by rotatably mounting a lid having a plane circular or polygonal outer shape in which a gap is formed. Is led out from a space formed between the outer periphery of the lid and the inner periphery of the mounting hole toward the upper surface side or the lower surface side of the top plate. 2. A circular hole or a polygonal hole in a plan view is provided as a mounting hole in a top plate of the table, and a gap having a diameter slightly smaller than the mounting hole and through which wiring can be inserted is formed between the mounting hole and the mounting hole. A cover having a planar circular or polygonal outer shape is rotatably mounted in the mounting hole, and a wiring connection member such as an outlet or a connector is provided on the lower surface of the top plate corresponding to the hole. A wiring duct is formed by providing a wiring container of an appropriate form that can be taken in and out, and various wirings or wiring connecting members raised from the floor, or wirings or wiring connecting members on the top plate are passed through the wiring duct. Or through the space formed between the outer circumference of the lid and the inner circumference of the mounting hole to be led out onto the top plate, or introduced into the wiring duct from above the top plate Table wiring duct device. 3. The table wiring duct device according to claim 1, wherein an annular edge member is mounted in the mounting hole. 4. The table wiring duct device according to claim 3, wherein the edge member attached to the mounting hole is supported at a lower portion thereof so as to communicate with an upper opening of the wiring container. 5. The table wiring duct device according to claim 4, wherein the annular edge member is formed so as to serve also as an upper opening of the wiring container. 6. The table wiring duct device according to claim 3, wherein an inner peripheral edge of the mounting hole or an inner peripheral edge of the annular edge member is formed on an upwardly inclined surface. 7. The table wiring duct device according to claim 6, wherein an outer periphery of the lid is formed on a slope where an upper surface of the lid is overhanged. 8. The table for a table according to claim 1, wherein the notch provided in the lid has a size that allows an operator to directly access and take out a hand therefrom, or allows a worker to take in and out a wiring connection member. Wiring duct device. 9. A spiral or bellows-shaped wiring cover for protecting wiring located between the lower surface of the top plate and the floor is provided below the mounting hole or the wiring container. A table wiring duct device as described in Crab.