JP4440393B2 - Table wiring duct structure - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an improvement in a wiring duct structure of a table.
[0002]
[Prior art]
In recent years, tables that can be used by a large number of people by placing OA devices in offices and libraries have been developed, and this type of table is being improved year by year.
[0003]
For example, an OA table disclosed in Japanese Patent Application Laid-Open No. 11-127967 is flush with the top plate by a two-divided lid body in which an opening formed in the top plate has a plurality of wiring insertion openings. It is blocked to become.
[0004]
On the lower surface of the top plate, an intermediate hook for guiding wiring or the like is disposed at the opening so as to face the opening, and a plurality of through holes are formed on the bottom surface. Also, a plurality of wiring insertion holes are formed in the lid body, and a substantially cylindrical outlet box is mounted on the wiring insertion hole so as to be flush with the upper surface of the lid body. The wiring housed in the intermediate ridge and lowered through each insertion hole is led to the OA duct disposed on the lower surface of the floor surface.
[0005]
[Problems to be solved by the invention]
However, in such a conventional OA table, since the outlet box attached to the lid that closes the opening of the top plate is exposed on the upper surface, foreign matter such as dust enters the insertion port. Or the legs of an OA device placed on the top plate are in contact with the insertion port and are damaged, and the insertion port exposed on the top plate and the OA device are Since the entire length of the wiring cord to be connected occupies a wide area on the top plate, it has a problem that it becomes an obstacle to other users and deteriorates in appearance.
[0006]
The present invention has been made paying attention to such problems, and the connection terminals such as power cords and communication cables are concealed on the lower surface of the top plate for safe protection, and the upper surface of the top plate is widely used. An object of the present invention is to provide a wiring duct structure for a table that can be used.
[0007]
[Means for Solving the Problems]
In order to solve the above problems, in the wiring duct structure of the table of the present invention, an opening is provided in the top plate, and a U-shaped wiring duct supported on the lower surface of the top plate is arranged below the opening. And the opening is closed substantially flush with the top surface of the top plate by a lid that can be opened and closed, and a space formed between the bottom surface of the lid and the bottom surface of the wiring duct is a wiring duct. It is characterized in that it is partitioned vertically by a holding plate provided therein and incorporating connection terminals such as a power cord and a communication cable. According to this feature, connection terminals such as power cords and communication cables are safely stored on the bottom surface of the lid without being exposed on the top plate, and power cords and communication cables connected to the connection terminals Since it is accommodated in the space on the lower surface of the lid body, the upper surface of the table is not occupied widely, and a plurality of wiring cords extending from the lower surface of the connection terminal can be accommodated on the lower surface of the holding plate.
[0008]
The wiring duct structure of the table of the present invention is suitable if the holding plate is supported by a locking means that can be engaged and disengaged by longitudinal movement and supported in a state in which the vertical movement is restrained in the wiring duct. is there.
By doing so, since the holding plate is supported in the wiring duct in a restrained state due to the longitudinal movement, the holding plate does not move upward when the power cord or the communication cable is pulled out. In addition, when performing maintenance or the like, it can be opened with a simple operation.
[0009]
Wiring duct structure of the table of the present invention, holding the retaining plate is formed in a rectangular plate shape in the longitudinal direction is divided into at least two, that is the divided is locked before Symbol wiring duct longitudinal movement of things Accordingly the engagement sealed holding plate to assist plate fitted removably vertically supported in the longitudinal direction of the gap formed by the plate is preferred if it is constrained. In this way, the holding plate that is divided in the longitudinal direction and locked in the wiring duct is inserted into the longitudinal gap formed by the holding plate by moving the auxiliary plate up and down. Since the movement in the direction is restrained, the attaching and detaching operation of the holding plate is facilitated, and the maintenance of the plurality of wiring cords coming out from the lower surface of the connection terminal accommodated on the lower surface of the holding plate can be easily performed.
[0010]
In the wiring duct structure for a table according to the present invention, it is preferable that a plurality of cutout portions into which the wiring cord can be inserted are provided in the peripheral portion of the lid.
By doing so, the wiring cord can be inserted through the selected cutout portion and connected to the OA device or the like, so that the lid can be freely opened and closed without being restricted by the wiring cord.
[0011]
The wiring duct structure of the table of the present invention is suitable if the lid is divided into a plurality of parts in the longitudinal direction.
By doing so, plugs and the like can be connected simply by opening only the lids directly above the connection terminals such as the power cords and communication cables used, so the wiring cord can be attached and detached easily. Can do.
[0012]
In the wiring duct structure of the table of the present invention, it is preferable that support pieces for supporting the holding plate protrude from both side surfaces of the wiring duct.
By doing so, the holding plate can be formed in a flat plate-like simple structure, and the holding plate can be easily divided.
[0013]
The wiring duct structure of the table of the present invention is suitable if an insertion hole for inserting a wiring cord of a connection terminal such as the power cord or communication cable is formed on the bottom surface of the wiring duct.
By doing in this way, a plurality of wiring cords can be led to the OA duct on the floor surface at the shortest distance by inserting them through the insertion hole.
[0014]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, an embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a perspective view showing a state in which a wiring cord is connected to an OA device on a top board using the wiring duct structure of the table of the present invention, and FIG. 2 is an exploded view showing the wiring duct structure of the table of the present invention. FIG. 3 is an assembled perspective view, and FIG. 3 is a cross-sectional view showing the wiring duct structure of the table of the present invention.
[0015]
First, as shown in FIG. 1, reference numeral 1 denotes a table employing the wiring duct structure of the present invention. This table 1 is a large table that can be used by many users. A penetrating rectangular opening 3 is formed at the center of the top plate 2.
[0016]
The opening 3 is closed so as to be openable and closable by a lid body 4 including lid members 4a, 4b, and 4c that are divided into three in the longitudinal direction so as to be substantially flush with the upper surface of the top plate 2. The lid members 4a and 4b arranged on both sides will be described in detail later, but for wiring to correspond to the arrangement of connection terminals such as a power cord and a communication cable incorporated in the holding plate 14 arranged on the lower surface thereof. A plurality of notches R are formed.
[0017]
Below the opening 3, a wiring duct 5 is provided to be supported on the lower surface of the top plate 2, and this wiring duct 5 is formed in a U-shaped cross section and is formed at the upper ends of both side surfaces 6 a and 6 b of the top plate 2. Flange 7a, 7b for attaching to the lower surface is formed, and an insertion hole 8 for inserting a wiring cord to be described later is formed in the approximate center of the bottom surface 6c.
[0018]
Further, a pair of support side plates 9a and 9b are fixed to the inside of the both side walls 6a and 6b of the wiring duct 5 by means of welding or the like, and the lid 4 is supported outside the upper ends of these support side plates 9a and 9b. The flanges 10a and 10b are formed, and flanges 11a and 11b serving as support pieces for supporting a holding plate to be described later are formed inside the lower end, and both ends thereof are closed by the end plates 12a and 12b.
[0019]
Further, both flanges 11a and 11b at the lower ends of the supporting side plates 9a and 9b are provided with Dalma-shaped locking holes 12 and 13 each having a large-diameter hole and a narrow long hole communicating with the large-diameter hole. The locking holes 12 and 13 are symmetrically arranged so that the narrow long holes face the outside from the approximate center of the flanges 11a and 11b.
[0020]
Next, a holding plate 14 is disposed on the lower surface of the lid 4. The holding plate 14 is formed in a rectangular flat plate shape and is divided in two in the longitudinal direction. For example, a power outlet 15 is used as a connection terminal for a power cord or the like. telephone outlet 16 as and connection terminals such as a communication cable is composed of two main holding plate 14a, 14 b either et al., which is incorporated, power outlet 15 and the telephone outlet 16, the main retaining plate 14a, and 14b center It is fixed by a predetermined fixing means and incorporated in a through-square hole (not shown) arranged continuously in the longitudinal direction.
[0021]
Further, at the four corners of the lower surfaces of the main holding plates 14a and 14b, four locking pins 17 provided at the lower end of the head correspond to the locking holes 12 and 13 formed in the flanges 11a and 11b at the lower ends of the supporting side plates 9a and 9b. These locking pins 17 and the locking holes 12 and 13 constitute locking means.
[0022]
Next, an assembling procedure and a usage method according to the wiring duct structure of the table of the present invention will be described. FIGS. 4A to 4B are explanatory views showing the procedure for assembling the holding plate divided into two .
[0023]
First, the two main holding plates 14a and 14b in which the power outlet 15 and the telephone outlet 16 are assembled are arranged so that the locking pins 17 on the lower surface of the main holding plates 14a and 14b extend longitudinally from the flanges 11a and 11b at the lower ends of the supporting side plates 9a and 9b. The heads of the respective locking pins 17 are respectively inserted into the large-diameter holes of the locking holes 12 and 13 in such a manner that they are lowered in correspondence with the locking holes 12 and 13 arranged symmetrically with respect to the center.
[0024]
Next, the main holding plates 14a and 14b placed on the upper surfaces of the flanges 11a and 11b are separated from each other with the heads of the locking pins 17 locked in the locking holes 12 and 13. In this way, the distance L1 between the main holding plates 14a and 14b is increased to L2 by sliding outward in the longitudinal direction.
[0025]
Thus, the heads of the locking pins 17 are locked in the locking holes 12 of the flanges 11a and 11b simply by sliding the main holding plates 14a and 14b outward in the longitudinal direction. 14a and 14b can be easily engaged and disengaged.
[0026]
Therefore, the main plate 14a, 14b is restrained from moving in the longitudinal direction by inserting the L2 auxiliary plate 14c of the corresponding length into the expanded interval L2 between the main plate 14a, 14b. At the same time, the head of the locking pin 17 is locked in the narrow elongated holes of the locking holes 12 and 13 and is held immovable.
[0027]
Therefore, the two main holding plates 14a and 14b can be connected to the wiring duct by a simple and simple operation by simply mounting the auxiliary plate 14c in the enlarged gap L2 between the two main holding plates 14a and 14b arranged apart from each other. 5 is supported in a restrained state so that the main holding plates 14a and 14b do not move upward when the power cord or communication cable is pulled out, or when maintenance is performed. It can be opened with a simple operation.
[0028]
Next, both main holding plates 14a and 14b are supported by the flanges 11a and 11b in the wiring duct 5 so as not to move, and a space formed between the lower surface of the lid 4 and the bottom surface of the wiring duct 5 is a wiring. The main holding plates 14a and 14b and the auxiliary plate 14c into which the cords W1 and W2, the power outlet 15 and the telephone outlet 16 are incorporated are divided vertically.
[0029]
As a result, the power outlet 15 and the telephone outlet 16 can be safely accommodated on the lower surface of the lid 4 without being exposed on the top board 2, so that the upper surface of the table 1 is not occupied widely. A plurality of power supply side wiring cords D extending from the lower surfaces of the power outlet 15 and the telephone outlet 16 can also be accommodated on the lower surfaces of the main holding plates 14a and 14b and the auxiliary plate 14c.
[0030]
Accordingly, a space having a predetermined depth is formed between the main holding plates 14a and 14b and the auxiliary plate 14c, in which the wiring cords W1 and W2, the power outlet 15 and the telephone outlet 16 are incorporated, and the lower surface of the lid 4. Thus, the plug P or the like can be inserted into the power outlet 15 and the telephone outlet 16 for use.
[0031]
Next, when the plug P or the like is inserted into the power outlet 15 and the telephone outlet 16 of both the main holding plates 14 a and 14 b held in the wiring duct 5, the opening 3 is made to face the top plate by the lid 4. It will be closed to one.
[0032]
Therefore, as shown in FIG. 1, when the personal computers P1, P2, etc. as OA devices are used appropriately by each user at predetermined locations on the top plate 2 of the table 1, the divided lid members 4a, 4b is opened, and the plug P is inserted into the desired power outlet 15 and telephone outlet 16, but each wiring cord W1 or W2 from the plug is inserted into the lid member 4a or 4b when closed. It is inserted from the notch R.
[0033]
As described above, the power outlet 15 and the telephone outlet 16 supported in the wiring duct 5 are concealed by the lid body 4 that is closed flush with the top plate 2, and thus are safely accommodated. Further, since the plug P inserted into the power outlet 15 and the telephone outlet 16 and the respective wiring cords W1 or W2 are concealed and accommodated in a predetermined space formed between the lower surface of the lid body 4. , It does not occupy the table top surface widely.
[0034]
Further, since a plurality of cutout portions R are provided at the peripheral edge of the lid body 4, the wiring cords W1 and W2 can be inserted through the selected cutout portions and connected to OA equipment such as a personal computer. Therefore, the wiring cords W1 and W2 are neatly arranged and wired on the top board 2.
[0035]
Further, since the lid 4 is divided into a plurality of parts in the longitudinal direction, the plug P or the like can be connected only by opening the lid member 4a or 4b just above the power outlet 15 and telephone outlet 16 to be used. Therefore, it is possible to easily attach and detach the wiring cords W1 and W2.
[0036]
In addition, since flanges 11 a and 11 b for supporting the holding plate 14 are formed on both side surfaces in the wiring duct 5, the holding plate 14 is between the inner bottom surface of the wiring duct 5 or the lower surface of the lid 4. In addition, it is possible to form a flat plate-like simple structure without using a complicated structure for forming a predetermined space, and it is possible to easily perform the process of dividing.
[0037]
In addition, since the holding plate 14 in which the power outlet 15 and the telephone outlet 16 are incorporated has a space between the bottom surface of the wiring duct 5, the holding plate 14 is taken out from the lower surface of the power outlet 15 and the telephone outlet 16. A plurality of wiring cords can also be accommodated on the lower surface of the holding plate 14, and maintenance of these wiring cords can be easily performed.
[0038]
Further, since the insertion hole 8 through which the power supply side wiring cord D of the power outlet 15 and the telephone outlet 16 is inserted is formed on the bottom surface of the wiring duct 5, the plurality of power supply side wiring cords D are collectively put into the insertion hole 8. Can be guided to the OA duct on the lower surface of the floor surface (not shown) at the shortest distance.
[0039]
Next, another embodiment of the present invention will be described. That is, FIG. 5 is an exploded perspective view showing a wiring duct structure of a table according to another embodiment. In addition, the same code | symbol is attached | subjected about the component same as the component in embodiment mentioned above, and the overlapping description is abbreviate | omitted.
[0040]
In the present embodiment, a notch R ′ for passing the wiring cord is formed on both sides of the joint portion of the lid member 20 disposed in the middle of the lid member divided into three in the longitudinal direction in the lid body in the embodiment. The configuration in which the two main holding plates divided into two in the longitudinal direction are arranged continuously on one side and the auxiliary plate is arranged at the end thereof is different from the above embodiment.
[0041]
Therefore, in the present embodiment, the two divided main holding plates 14a, 14b are arranged on one side (left side) on the flanges 11a, 11b at the lower ends of the support side plates 9a, 9b, so that the left side The locking hole 12 can be shared with the one in the above embodiment, but in addition to this, 4 on the lower surface of another main holding plate 14b arranged continuously to the main holding plate 14a on both flanges 11a and 11b. A locking hole 22 corresponding to the locking pin 17 is formed in the same direction as the locking hole 12.
[0042]
The main holding plates 14a and 14b of this embodiment configured as described above are lowered to lock the locking pins 17 in the locking holes 12 and 22 of both flanges 11a and 11b, and simultaneously slide to the left. By inserting the auxiliary plate 14c into the gap formed at the right end on the flanges 11a and 11b, the main holding plates 14a and 14b are restrained from moving in the longitudinal direction and at the same time the head of the locking pin 17 Is locked in the narrow elongated holes of the locking holes 12 and 22 and held immovable.
[0043]
Next, the opening 3 above the holding plate 14 is closed by the lid 4 so as to be flush with the top plate 2, but the lid member 20 disposed at the center of the three divided lid members 4 a and 4 b. Since the notch R is also formed, the plug P can be inserted into the power outlet 15 and the telephone outlet 16 of the main holding plate 14b arranged immediately below the lid member 20, and the wiring cord can be taken out. It can be easily opened by inserting a finger into R.
[0044]
Although the embodiments of the present invention have been described with reference to the drawings, the specific configuration is not limited to these embodiments, and modifications and additions within the scope of the present invention are included in the present invention. It is.
[0045]
For example, in the above-described embodiment, the example in which the lid body 4 is divided into three parts and the holding plate 14 is divided into two parts is described, but the number of divisions is not limited, and the divided lid members 4a, 4b, 4c, Of course, the arrangement and combination of the divided main holding plates 14a and 14b and auxiliary plate 14c can be changed as appropriate.
[0046]
In the above-described embodiment, power outlets and telephone outlets are used, but an outlet such as a communication cable used for a network may be provided.
[0047]
【The invention's effect】
The present invention has the following effects.
[0048]
(A) According to the invention of claim 1, the connection terminals such as the power cord and the communication cable are safely housed on the lower surface of the lid without being exposed on the top plate, and are connected to the connection terminals. Since cords, communication cables, etc. are housed in the space on the bottom surface of the lid, the table top surface will not occupy a large area, and multiple wiring cords extending from the bottom surface of the connection terminal will be housed in the bottom surface of the holding plate. can do.
[0049]
(B) According to the invention of claim 2, since the holding plate is supported in the wiring duct in a restrained state by the longitudinal movement, the holding plate is moved upward when the power cord or the communication cable is pulled out. It can be opened by a simple operation when performing maintenance or the like.
[0050]
(C) According to the invention of claim 3, the holding plate divided in the longitudinal direction and locked in the wiring duct moves the auxiliary plate up and down in the longitudinal gap formed by the holding plate. Since the movement in the longitudinal direction is constrained by insertion, the attaching and detaching operation of the holding plate is facilitated, and the maintenance of a plurality of wiring cords coming out from the lower surface of the connection terminal accommodated on the lower surface of the holding plate can be easily performed. it can.
[0051]
(D) According to the invention of claim 4, since the wiring cord can be inserted through the selected notch and connected to the OA equipment or the like, the lid can be freely opened and closed without being restricted by the wiring cord. be able to.
[0052]
(E) According to the invention of claim 5, since the plug or the like can be connected only by opening the lid just above the connection terminal such as the power cord or communication cable used, the wiring cord can be attached and detached. Work can be done easily.
[0053]
(F) According to the invention of claim 6, the holding plate can be formed in a simple flat plate structure, and the holding plate can be easily divided.
[0054]
(G) According to the invention of claim 7, a plurality of wiring cords can be led to the OA duct on the floor surface at the shortest distance by being inserted into the insertion hole.
[Brief description of the drawings]
FIG. 1 is a perspective view showing a state in which a wiring cord is connected to an OA device on a top board using a wiring duct structure of a table of the present invention.
FIG. 2 is an exploded perspective view showing a wiring duct structure of a table according to the present invention.
FIG. 3 is a cross-sectional view showing the wiring duct structure of the table of the present invention.
FIGS. 4A to 4B are explanatory views showing an assembling procedure of a holding plate divided into two parts. FIGS.
FIG. 5 is an exploded perspective view showing a wiring duct structure of a table according to another embodiment.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Table 2 Top plate 3 Opening part 4 Cover body 4a, 4b, 4c Cover member 5 Wiring duct 6a, 6b Side wall 6c Bottom face 7a, 7b Flange 8 Insertion hole 9a, 9b Support side board 10a, 10b Flange 11a, 11b Flange 12 Locking Hole 12a End plate 14 Holding plate 14a, 14b Main holding plate 14c Auxiliary plate 15 Power outlet 16 Telephone outlet 17 Locking pin 20 Lid member 22 Locking hole D Power supply side wiring cord P Plug P1, P2 Personal computer R Notch W1, W2 wiring cord

Claims (7)

An opening is provided in the top plate, and a U-shaped wiring duct supported on the lower surface of the top plate is disposed below the opening, and the opening is opened and closed by a lid that can be opened and closed. A space that is substantially flush with the upper surface and is formed between the lower surface of the lid and the bottom surface of the wiring duct is provided in the wiring duct, and connection terminals such as a power cord and a communication cable are incorporated. A wiring duct structure for a table, characterized in that it is partitioned vertically by a holding plate.   2. The wiring duct structure for a table according to claim 1, wherein the holding plate is supported by a locking means that can be engaged and disengaged by a longitudinal movement and is supported in a state in which the vertical movement is restrained in the wiring duct. The holding plate is formed in a rectangular plate shape and a longitudinal direction is divided into at least two, in a longitudinal direction of the gap formed by the front Symbol the divided holding plate locked with the wiring duct wiring duct structure of the table according to claim 2, longitudinal movement of things Accordingly the engagement sealed holding plate to freely fitted supports remove the auxiliary plate in the vertical direction is restrained.   The wiring duct structure for a table according to claim 1, wherein a plurality of cutout portions into which a wiring cord can be inserted are provided at a peripheral portion of the lid.   The wiring duct structure for a table according to claim 1 or 4, wherein the lid is divided into a plurality of parts in the longitudinal direction.   The wiring duct structure for a table according to claim 1 or 3, wherein support pieces for supporting the holding plate are provided on both side surfaces of the wiring duct.   7. A wiring duct structure for a table according to claim 1, wherein an insertion hole for inserting a wiring cord of a connection terminal such as the power cord or communication cable is formed on a bottom surface of the wiring duct. .

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