JP2005287572A - Wiring duct-attaching structure in table - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To easily perform wiring work to a wiring duct from both front and back surfaces. <P>SOLUTION: To two left and right upper parts of a horizontal connecting rods 6 in the table, locking parts at the upper end of a support member 12 composed of a pair of front and back brackets 16, 17 connected back to back are hooked. On the upper surfaces of support pieces turned to the front and back provided successively to the lower ends of both brackets 16 and 17, the wiring duct 11 in a U shape in the side face view is mounted. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a wiring duct mounting structure in a table (including a desk).

In a table or a desk used for office work, the cords for OA devices and the like placed on the top plate are easily wired, and the extra length cords are accommodated and held in order. In many cases, a wiring duct is provided below the plate (see, for example, Patent Documents 1 to 3).
Japanese Patent Laid-Open No. 10-155557 JP 2001-128745 A JP 2002-253349 A

Since the wiring duct (wiring tray) described in Patent Document 1 has its front part and rear part closed by a decorative outer plate and a curtain, wiring work to the wiring duct is performed above the top plate. It can only be done from the work, and workability is poor.
Further, whenever it becomes necessary to attach or detach the wiring duct, it is necessary to remove or reattach the decorative outer plate or curtain, which is troublesome.

  Since the upper end of the wiring duct described in Patent Document 2 is directly attached to the lower surface of the top plate, there is a problem that the wiring work can be performed only from above the top plate, as described above.

In the wiring duct described in Patent Document 3, it is necessary to provide bracket mounting locking holes for supporting both ends of the wiring duct at the upper end of the pedestal of the top plate, which increases the processing cost. In addition, there is a problem that it cannot be shared with other table pedestals that do not require a wiring duct.
Further, when the cords are accommodated in the wiring duct, there is also a problem that it can be performed only from the front below the top plate.

  The present invention has been made in view of the above-described problems. The wiring work to the wiring duct can be performed from both the front and rear sides, the wiring duct can be easily attached and detached, and the processing of the table components is minimized. It is an object of the present invention to provide a wiring duct mounting structure in a table that can be easily mounted.

According to the present invention, the above problem is solved as follows.
(1) In a table formed by connecting the opposing surfaces of horizontal support rods facing in the front-rear direction on the left and right legs on which the top plate is placed, with horizontal coupling rods facing in the left-right direction, the left and right 2 of the horizontal coupling rods An upper end portion of the suspension support piece in a support member in which a support piece facing in the front-rear direction is connected to a lower end of the suspension support piece facing in the vertical direction is detachably attached, and the support pieces of both the support members A wiring duct having an upward U-shape when viewed from the side is placed on the upper surface.

(2) In the above item (1), a downward U-shaped locking portion that can be hooked and locked to the upper portion of the horizontal connecting rod from above is continuously provided at the upper end of the suspension support piece of the support member.

(3) In the above item (2), a horizontal piece that is parallel to the bottom surface of the suspension member of the support member and is parallel to the lower surface is provided below the horizontal connecting rod, and is drilled in the horizontal piece. Therefore, a bolt is screwed into the screw hole from below, the upper end thereof is pressed against the lower surface of the horizontal connecting rod, and the locking portion is pressed downward, so that the support member is detachably fixed to the upper portion of the horizontal connecting rod. .

(4) In the above item (1), an attachment piece parallel to the lower surface of the lateral connecting rod is connected to the upper end of the suspension support piece of the support member, and the side groove provided on the attachment piece opens into the attachment groove. By screwing the inserted bolt into the lower surface of the horizontal connecting rod, the suspension piece in the support member is detachably fixed to the lower surface of the horizontal connecting rod.

(5) In any one of the above (1) to (4), the support member has a front bracket having a support piece facing forward at the lower end of the suspension support piece, and a support piece facing rearward at the lower end of the suspension support piece. The suspension brackets of both brackets are joined back to back, and each suspension support piece is removably attached to a pair of front and rear horizontal connecting rods.

(6) In the above paragraph (5), a front and rear bracket joined back-to-back in the notch groove is provided with a notch groove whose side ends open at the center in the front-rear direction of the left and right ends of the bottom plate of the wiring duct. The both suspension support pieces are fitted together, and the lower surfaces of the side end portions of the bottom plate of the wiring duct are placed on the support pieces before and after the brackets.

(7) In the above item (6), both ends of the bottom plate and the front and rear support pieces are fixed with screws.

(8) In the above item (6) or (7), the left and right ends of the partition plate for partitioning the interior of the wiring duct into the front and rear are sandwiched by the suspension support pieces in the left and right front and rear brackets.

(9) In the above item (8), a gap is provided between the bottom plate and the partition plate.

(10) In any one of the above items (1) to (9), an opening for wiring insertion is provided in a portion of the top plate facing the wiring duct.

(11) In the above item (10), the top plate is composed of two front and rear top plates, and an opening is provided between the facing surfaces.

According to the present invention, the following effects can be achieved.
According to the first aspect of the present invention, the wiring duct is attached to the left and right ends of the wiring duct in a suspended state by the lateral connection rods via the left and right support members, and the upper and front and rear surfaces are large. Since it is open, the cords can be accommodated in the wiring duct from the front and rear surfaces and from any position in the longitudinal direction below the top plate, and the wiring work can be performed efficiently.

According to the second aspect of the present invention, the support member can be easily attached to the lateral connection rod, and the left and right positions of the support member and the wiring duct can be easily changed.
In addition, wiring ducts having different lengths can be attached using the same support member.
Furthermore, since the support member can be easily attached and detached, and it is not necessary to perform any processing on the lateral connection rods, the wiring duct can be installed, removed when not needed, and removed very easily.

  According to the invention described in claim 3, the support member can be fixed without providing a screw hole or the like in the lateral connection rod, and the support member and the wiring duct can be easily moved in the left-right direction simply by loosening the bolt. Can be removed or removed.

  According to the fourth aspect of the present invention, if the bolt is loosened, the mounting groove of the support member can be inserted into and removed from the side from the side, so that the support member and the wiring duct can be easily detached from and attached to the lateral connection rod. Can be done.

  According to the fifth aspect of the present invention, since the suspension strength of the support member is increased, the wiring ducts are respectively mounted on the support pieces of the front and rear brackets, or the wide wiring ducts are mounted on the front and rear support pieces. The wiring capacity of the cords can be increased.

  According to the sixth aspect of the present invention, the wiring duct can be easily placed on and attached to the support pieces of the left and right support members while restricting the movement in the front-rear and left-right directions.

  According to the seventh aspect of the present invention, the wiring duct is prevented from rattling in the vertical direction.

According to the invention described in claim 8, the left and right ends of the partition plate can be easily fixed by the front and rear brackets, and the cords are arranged in an orderly manner from the front and rear sides in the interior divided into two at the center of the wiring duct. can do.
In addition, the partition plate can be used as a curtain plate, so that the lower part of the top plate can be blinded forward and backward.

  According to the invention of claim 9, the cords can be wired in the front-rear direction through the gap between the bottom plate of the wiring duct and the partition plate, and while the cords are prevented from moving in the left-right direction, It can be moved left and right.

  According to the tenth aspect of the present invention, cords such as OA equipment mounted on the top board can be easily dropped by dropping into the lower wiring duct at an arbitrary position of the opening.

  According to the invention of claim 11, cords such as OA devices mounted on the front and rear top plates can be easily wired in the lower wiring duct through the opening, and the cords are crossed across the wiring duct. It can also be wired forward or backward.

Hereinafter, an embodiment of the present invention will be described with reference to the drawings.
FIG. 1 is a perspective view of a table (1) to which the first embodiment of the present invention is applied. The table (1) is a rectangle arranged in front, rear, left, and right (hereinafter, described with the diagonally right front in FIG. 1 as the front). The four top plates (2) and three legs (3) for supporting the lower surfaces of the left and right ends of each top plate (2) are provided.

  Each leg (3) faces in the front-rear direction, which is fixed between the front and rear leg rods (4), (4) facing each other and the upper and lower opposing surfaces of the leg rods (4) facing front and rear. It consists of a horizontal support rod (5) and has a lateral gait type.

The width of the center leg (3) in the front-rear direction is shorter than that of the legs (3) at both left and right ends, and supports the center of the lower surface of the top plate (2) facing left and right. .
The opposing surfaces at the center of the horizontal support rods (5) facing left and right are joined by a pair of front and rear lateral coupling rods (6) and (6).

  Between the opposing surfaces of the front and rear top plates (2), there is an opening (7) for wiring cords such as OA equipment downward toward the wiring duct (11) described later in the left-right direction. Cover members (8) and (8) are detachably attached to the opening (7).

  The cover member (8) is configured by joining an edge material (8b) made of a flexible synthetic resin or the like to the front and rear edges of a hard flat cover body (8a). The cords can be inserted by bending up and down.

  The front and rear horizontal connecting rods (6) are made of square tubes, and the wide portions of the side end portions of the mounting member (10) fitted in the left and right opening end portions are screwed to the side surfaces of the horizontal support rods (5). By being stopped, it is fixed between the legs (3) opposed to the left and right so as to be slightly spaced forward and backward than the opening (7) between the front and rear top plates (2).

  Below the left and right side front and rear horizontal connecting rods (6) and (6), a U-shaped wiring duct (11) facing upward as viewed from the side is attached by left and right support members (12) and (12) as follows. It has been.

  As shown in FIGS. 2 to 4, the upper end edge of the front and rear standing pieces (11 a) of the wiring duct (11) is formed with a folded portion (13) bent downward inward, This improves the slippage when wiring a kind in the front-rear direction, and prevents scratches.

  In addition, a pair of front and rear folded portions (14) and (14) are formed on the left and right edges of the bottom plate (11b) (only one is shown for the same structure on the left and right), and the cords are positioned downward. It is designed to prevent slippage by improving the slippage when wiring to the cable.

  A slit-like cut groove (15) is formed at the center of the left and right ends of the bottom plate (11b).

  The left and right support members (12) and (12) (only one of them is shown for the same structure on the left and right) are formed by connecting a pair of front and rear brackets (16) and (17) in a symmetrical manner. .

  The bracket (16) on the front part stands up from the front end of the U-shaped hanging support piece (18) that has a forward U-shape in side view and the horizontal piece (18a) at the top, and has a downward U-shaped engagement at the upper end. It consists of an upward hanging support piece (19) in an inverted L-shape in side view and provided with a stop portion (19a).

  The rear bracket (17) stands up from the rear end of the U-shaped suspension support piece (20) having a backward U-shape when viewed from the side and the horizontal piece (20a) above it, and has a downward U-shaped engagement at the upper end. It consists of an upward hanging support piece (21) with an inverted L-shape in side view and provided with a stop (21a).

  Both the locking portions (19a) and (21a) are locked to the upper portions of the front and rear lateral coupling rods (6) and (6) from the front side and the rear side, respectively.

  The vertical dimensions of both upward suspension support pieces (19) and (21) are slightly larger than the vertical dimensions so that they can be easily locked to the horizontal connecting rod (6) from above.

  (22) is a partition plate that divides the internal space of the wiring duct (11) into the front and rear, and the bottom plate of the wiring duct (11) is sandwiched between a pair of left and right brackets (16) and (17). (11b) is fixed so that a required gap is formed.

  In order to attach the wiring duct (11) to the left and right support members (12), that is, the left and right pair of brackets (16) and (17), first, the U-shaped suspension supports ( 18) (20) The vertical suspension supports (18b) (20b) and the vertical suspension supports (18b) (20b) and the partition plates with both ends of the partition plate (22) sandwiched between the opposing surfaces. Insert the bolt (24) into the mounting hole (23) drilled in the upper end with (22), and fix the protruding end by tightening the cap nut (25). ) Are joined back to back.

  Next, the locking portions (19a) and (21a) of the brackets (16) and (17) are hooked and locked to the both ends of the front and rear horizontal connecting rods (6) and (6) from above.

  Next, as shown in FIGS. 3 and 4, the bottom plate (11b) of the wiring duct (11) is attached to the lower part of the U-shaped suspension supports (18) and (20) in the left and right brackets (16) and (17). On the horizontal support pieces (18c) and (20c), the front and rear vertical suspension supports (18b) and (20b) are placed by being fitted into the cut grooves (15) of the bottom plate (11b), and then both horizontal support pieces ( 18c) (20c) and both ends of the bottom plate (11b) are fixed by bolts (27) and cap nuts (28) inserted from below into mounting holes (26) drilled in them.

  Next, as shown in FIG. 4, a fixing bolt (30) is screwed into the screw holes (29) and (29) from below to pierce the upper and lower horizontal pieces (18a) and (20a). It is press-contacted to the lower surface of each horizontal connecting rod (6). As a result, the front and rear brackets (16) and (17) are fixed to the horizontal connection rod (6), and the wiring duct (11) is also connected to the horizontal connection rod (6) via the brackets (16) and (17). Mounted.

  As shown in FIG. 4, the cords (C) such as OA equipment placed on the top plate (2) can be removed by bending the cover member (8) or bending the edge member (8b) up and down. The wire can be wired in the left-right direction by dropping into the wiring duct (11) from the opening (7).

  At this time, since the inside of the wiring duct (11) is partitioned forward and backward by the partition plate (22), the cords (C) of the OA equipment placed on the front top plate (2) and the rear portion The cords of the OA equipment placed on the top plate (2) can be arranged in order and separated.

  In addition, the wiring duct (11) is supported in a suspended state by the front and rear brackets (16) and (17) on the left and right, the upper front and rear surfaces are open, and the lower end of the partition plate (22) and the wiring duct ( Since a gap is formed between the bottom plate (11b) of 11), the cords can be accommodated in the wiring duct (11) from both the front and rear sides, and as shown in FIG. ) Can also be wired in the front-rear direction through the bottom plate (11b) and the partition plate (2).

  When the cords (C) are inserted under the partition plate (22), they are prevented from moving in the left-right direction.

  The front and rear brackets (16) and (17) have their locking portions (19a) and (21a) hooked on the horizontal connecting rod (6) from above, and the upper end of the fixing bolt (30) is attached to the lower surface of the horizontal connecting rod (6). Since the movement in the horizontal direction is only fixed by pressure contact, the bracket (16) (17) can be easily removed together with the wiring duct (11) simply by loosening the fixing bolt (30). And can be easily retrofitted to existing tables. Also, since there is no need to process the horizontal connection rod (6), top plate (2), leg (3), etc., they can be shared with other tables that do not require the wiring duct (11). Can be achieved.

  The brackets (16) and (17) are attached by hooking their locking parts (19a) and (21a) to the horizontal connecting rod (6), so even if the horizontal connecting rod (6) is long, it is easily left and right. It is possible to change the mounting position of the wiring duct (11) by sliding to.

  5 and 6 are an exploded perspective view and a vertical side view after attachment in the second embodiment of the present invention.

  In this second embodiment, the difference from the above embodiment is that a pair of front and rear brackets (32) and (33) that constitute a pair of left and right support members (31) (only one is shown for the same structure on the left and right). Only the shape and its mounting form.

  Both brackets (32) and (33) have forward U-shaped and rearward U-shaped U-shaped suspension support pieces (34) and (35) as in the above embodiment, and horizontal pieces (34a) above them. ) (35a) are respectively provided with an inverted L-shaped mounting piece (34b) (35b) having a small vertical dimension and a horizontal upper end.

  The horizontal pieces of both the mounting pieces (34b) and (35b) are formed with U-shaped mounting grooves (36) and (36) that are U-shaped outward in the plan view and whose side ends open.

  To install the wiring duct (11), as in the above, first, the vertical suspension portions (34c) and (35c) of the U-shaped suspension support pieces (34) and (35) in both brackets (32) and (33) are opposed to each other. Insert the partition plate (22) between the faces and connect it back to back with bolts (24) and cap nuts (25), then insert them into the mounting grooves (36) of both mounting pieces (34b) (35b) from below The bolts (37) and (37) are screwed into the female screw holes (38) facing the up and down direction formed in the mounting members (10) at the side ends of the front and rear lateral coupling rods (6) and (6), Hold both brackets (32) and (33) with their mounting pieces (34b) and (35b) sandwiched between the head of the bolt (37) and the horizontal connection rod (6). ).

  Next, the bottom plate (11b) of the wiring duct (11) is fixed to the upper surfaces of the lower horizontal support pieces (34d) and (35d) in the front and rear brackets (32) and (33) in the same manner as described above.

  Also in the second embodiment, the cords can be easily wired in the wiring duct (11) in the same manner as described above.

Further, since the brackets (32) and (33) are fixed only by two bolts (37) at the front and rear in the left and right directions, the brackets (32) and (33) can be easily attached to and detached from the lateral connection rod (6).
Moreover, since the mounting pieces (34b) and (35b) are formed with U-shaped mounting grooves (36) whose side ends are open, only one of the left and right bolts (37) is removed and the other bolt is removed. They can be easily removed by simply loosening (37) and sliding the brackets (32), (33) inward.

The present invention is not limited to the above embodiment.
In the first and second embodiments, the left and right support members (12) and (31) are each composed of a pair of front and rear brackets (16), (17), (32) and (33), which are back-to-back. It is fixed to the front and rear horizontal connection rods (6) and the wide wiring duct (11) is supported by both brackets (16) (17), (32) (33). C) When the amount of wiring is small, or the front and rear dimensions of the legs (3) and the table (1) are small, and there is only one horizontal connecting rod (6), the bracket is either For example, as shown in FIG. 7, only the front bracket (16) is used (the second embodiment is not shown), and the horizontal pair at the bottom of the U-shaped suspension piece (18) of the pair of left and right brackets (16). On the support piece (18c), the left and right ends of the wiring duct (39) having an upward U-shape when viewed from the side are placed and fixed by the bolt (27) and the cap nut (28) as described above. You can do it .

  In the above embodiment, one wide wiring duct (11) is supported by the front and rear brackets (16), (17), (32), and (33). However, as shown in FIG. The wiring duct (39) may be attached to the left and right brackets (16), (17), (32) and (33) of the front part and the rear part.

  In the first and second embodiments, it is needless to say that the partition plate (22) may be omitted.

In the first embodiment, the means for fixing the front and rear brackets (16), (17) to the laterally connecting rod (6) is both bolts (30), as shown by two-dot chain lines in FIG. A U-shaped mounting groove (40) having an open side end is provided in a vertical portion or a horizontal portion of the upward hanging support piece (19) of the brackets (16) and (17). Such a bolt may be inserted and screwed into the lateral connection rod (6).
The bolt (27) and the cap nut (28) for fixing the wiring duct (11) may be omitted.

It is a perspective view of the table to which the 1st Embodiment of this invention is applied. Similarly, it is a disassembled perspective view of a wiring duct and its supporting member. Similarly, it is a perspective view of the state attached to the horizontal connection rod. It is the IV-IV line expansion vertical side view of FIG. It is a disassembled perspective view of the wiring duct and its supporting member in the 2nd Embodiment of this invention. Similarly, it is an expanded vertical side view of the same part as FIG. 4 in a state of being attached to a horizontal connecting rod. It is a vertical side view of the modification which attached the wiring duct to it as one bracket.

Explanation of symbols

(1) Table
(2) Top plate
(3) Leg
(4) Legs
(5) Horizontal support rod
(6) Horizontal connection rod
(7) Opening
(8) Cover member
(8a) Cover body
(8b) Edge material
(10) Mounting member
(11) Wiring duct
(11a) Standing piece
(11b) Bottom plate
(12) Support member
(13) (14) Folding part
(15) Cut groove
(16) (17) Bracket
(18) U-shaped hanging support
(18a) Top horizontal piece
(18b) Vertical suspension
(18c) Horizontal support piece
(19) Upward hanging support
(19a) Locking part
(20) U-shaped hanging support
(20a) Top horizontal piece
(20b) Vertical suspension
(20c) Horizontal support piece
(21) Upward suspension support
(21a) Locking part
(22) Partition plate
(23) Mounting hole
(24) Bolt
(25) Cap nut
(26) Mounting hole
(27) Bolt
(28) Cap nut
(29) Female thread hole
(30) Fixing bolt
(31) Support member
(32) (33) Bracket
(34) (35) U-shaped hanging support
(34a) (35a) Top horizontal piece
(34b) (35b) Mounting piece (Mounting part)
(34c) (35c) Vertical suspension branch
(36) Mounting groove
(37) Bolt
(38) Female thread hole
(39) Wiring duct
(40) Mounting groove
(C) Codes

Claims (11)

  In the table formed by connecting the opposing surfaces of the horizontal support rods facing in the front-rear direction on the left and right legs on which the top plate is placed, with the horizontal connection rods facing in the left-right direction, at the two left and right positions of the horizontal connection rods, An upper end portion of the suspension support piece in a support member in which a support piece facing in the front-rear direction is connected to the lower end of the suspension support piece facing in the vertical direction is detachably attached, and the upper surfaces of the support pieces of both the support members are attached. A wiring duct mounting structure in a table, characterized in that a wiring duct having an upward U-shape is mounted.   2. The wiring duct mounting structure for a table according to claim 1, wherein a downward U-shaped locking portion that can be hooked and locked to the upper portion of the horizontal connecting rod from above is provided at the upper end of the suspension support piece of the support member.   A horizontal piece that is parallel to the lower surface of the suspension member of the support member and is parallel to the lower surface of the lower end of the horizontal connecting rod is connected to the upper end of the support member, and a bolt is screwed into the screw hole from below to pierce the horizontal piece. The wiring duct is attached to the table according to claim 2, wherein the support member is detachably fixed to the upper part of the horizontal connection rod by pressing the locking portion downward with the upper end pressed against the lower surface of the horizontal connection rod. Construction.   A mounting piece parallel to the lower surface of the horizontal connecting rod is connected to the upper end of the suspension support piece of the support member, and a bolt inserted into a mounting groove opened at a side end provided on the mounting piece is connected to the lower surface of the horizontal connecting rod. The wiring duct mounting structure for a table according to claim 1, wherein the hanging support piece of the support member is detachably fixed to the lower surface of the lateral coupling rod by being screwed into the table.   The support member includes a front bracket having a support piece facing forward at the lower end of the suspension support piece, and a rear bracket having a support piece facing rearward at the lower end of the suspension support piece. The wiring duct mounting structure in a table according to any one of claims 1 to 4, wherein each suspension support piece is detachably attached to a pair of front and rear horizontal connecting rods by being joined back to back.   In the bottom plate of the wiring duct, in the center part in the front-rear direction of both left and right ends, a notch groove with open side ends is provided, and both hanging support pieces in the front and rear brackets joined back to back are fitted in this notch groove. 6. The wiring duct mounting structure for a table according to claim 5, wherein the lower surface of the side end portion of the bottom plate of the wiring duct is placed on the front and rear support pieces of both brackets.   The wiring duct mounting structure for a table according to claim 6, wherein both ends of the bottom plate and front and rear support pieces are fixed with screws.   The wiring duct mounting structure for a table according to claim 6 or 7, wherein left and right ends of a partition plate for partitioning the interior of the wiring duct forward and backward are sandwiched by hanging support pieces in the left and right front and rear brackets.   The wiring duct mounting structure for a table according to claim 8, wherein a gap is provided between the bottom plate and the partition plate.   The wiring duct mounting structure for a table according to any one of claims 1 to 9, wherein an opening for wiring insertion is provided at a portion of the top plate facing the wiring duct. 11. The wiring duct mounting structure for a table according to claim 10, wherein the top plate is composed of two front and rear top plates, and an opening is provided between the opposing surfaces.

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