JP4313283B2 - Wiring duct device - Google Patents

Description

  The present invention relates to a wiring duct device mounted on a desk leg, a sleeve leg, a sleeve box, or the like used in an office space such as an office.

  In recent years, electronic devices such as office automation equipment are often placed on fixtures used in office spaces such as offices, such as desk tops, simplifying many complicated wiring to electronic devices. In doing so, it is desirable to give the desk a wiring duct function.

As such a conventional wiring duct device, the duct body is directly attached to a desk leg or the like with a double-sided adhesive tape or a magnet, and a large number of electric wires are converged and accommodated in the wiring accommodation space of the duct body. Later, on the side of the desk that covers the electric wire with the cover member and on the side of the desk, a concave groove extending in the vertical direction is formed, and the electric wire is focused and accommodated in the concave groove, and then the electric wire is covered with the cover member. (For example, see Patent Documents 1 and 2), and further, a mounting groove extending in the vertical direction is provided on the desk, and a duct body for accommodating the electric wire is detachably attached to the mounting groove. (For example, refer to Patent Document 3).
JP 2003-135165 A JP 2000-279233 A JP 2004-089461 A

  However, as described above, in the conventional wiring duct apparatus in which the duct main body is directly attached to the desk leg or the like with the double-sided adhesive tape, the duct main body peels off due to a decrease in the adhesive force of the adhesive tape due to aging, When the duct main body is removed, a part of the adhesive tape adheres to the sticking surface of the desk, and there is a problem that the appearance is deteriorated or the reuse becomes impossible. In addition, when the duct body is attached by a magnet, information transmission by wiring may be adversely affected by magnetic force.

  Moreover, in the wiring duct apparatus described in Patent Documents 1 and 2, a concave groove that forms a wiring housing space must be processed on the side surface of the desk, which increases the number of processing steps and the cost. In addition, it is necessary to provide a wiring duct function for all desks regardless of the user's application.

  Furthermore, in the wiring duct device described in Patent Document 3, it is not necessary to form a wiring duct on the desk itself, so that it does not take time to process the desk, and the wiring duct function is necessary or unnecessary. Although it has the advantage that the wiring duct device can be attached and detached, it is necessary to machine the mounting groove extending in the vertical direction on the desk, so the appearance is bad, and the wiring position is only in the machining position of the mounting groove. It is limited and the wiring position cannot be freely changed according to the user's application.

  In view of the above-described problems, an object of the present invention is to provide a wiring duct device in which a duct body can be easily attached to and detached from a mounted portion in a fixture or the like.

According to the present invention, the above problem is solved as follows.
(1) A downward-facing hook-shaped downward locking piece is provided at the upper end portion of the duct body having a recessed groove-shaped receiving portion for storing the electric wires wired in the vertical direction, and the downward locking piece is attached to a cover such as a fixture. The upper locking hole provided on the upper surface of the mounting portion is detachably locked, and a substantially horizontal support piece is provided at the lower end of the duct body, and a fastening means is provided on the lower surface of the support piece with the fastening member. A fixing bracket that is locked in a lower locking hole provided on the lower surface of the mounting portion is detachably fastened, and the mounted portion in the fixture or the like is a desk leg, sleeve leg, or sleeve box A recessed step formed to be covered with the top plate of the desk is provided on the upper surface of the leg, sleeve leg or sleeve box, and the duct body is directed downward on the upper surface of the recessed step. A plurality of the upper locking holes that can be selectively locked by the locking pieces are provided, and the lower surfaces of the legs, sleeve legs, or sleeve boxes , The upward locking pieces of the fixing bracket is selectively providing a plurality of lockable said lower locking holes.

( 2 ) In the above item ( 1 ), the duct body is provided with a locking piece projecting outward from the tip of the both side walls along the vertical direction, and the cover is provided so as to cover the accommodating portion of the duct body. attaching a member detachably, the inner surface of the cover member, provided mateable locking recess on the outer side of the lock piece.

( 3 ) In the above ( 2 ), the lower end portion of the cover member is placed on the upper surface of the support piece provided at the lower end portion of the duct body.

( 4 ) In the above item ( 3 ), a hanging piece is provided on both sides of the support piece of the duct body, and the side edge of the hanging piece is brought into contact with the side surface of the mounted portion.

(A) According to the first aspect of the present invention, the locking piece provided at the upper end of the duct body is locked in the upper locking hole provided in the upper surface of the mounted part in the fixture or the like, and the lower end of the duct body. By fastening the support piece provided in the portion to the fixing metal member locked in the lower locking hole, the duct main body can be stably attached to the mounted portion and can be easily removed.
Moreover, since it is not necessary to process the recessed groove etc. as a wiring accommodation space like the conventional in the to-be-attached part, it can be comprised simply and cheaply.
Furthermore, the upper locking hole is provided by providing an upper locking hole for locking the locking piece of the duct body in the recessed step formed on the upper surface of the back of the desk leg, sleeve leg or sleeve box. Is concealed by the top plate and is not exposed upward, so that the appearance can be improved.
In addition, by providing a plurality of upper and lower locking holes on the recessed stepped portion of the mounted portion and the lower surface of the mounted portion, the duct body can be attached to the desk leg, sleeve leg, which is the mounted portion in a fixture, etc. Or it can selectively attach to a sleeve box and can change the position of a duct main body easily according to a user's use.

( B ) According to the invention described in claim 2 , the cover member can be easily attached to and detached from the duct body.

( C ) According to the invention of claim 3 , since the lower end portion of the cover member can be supported on the support piece at the lower end portion of the duct main body, the downward shift in the state in which the cover member is attached to the duct main body is prevented. Can be prevented.

( D ) According to the invention of claim 4 , even if a load is applied to the cover member from above, it is possible to prevent the support piece from bending downward at the lower end of the duct body.

Hereinafter, an embodiment of the present invention will be described in detail with reference to the drawings.
1 is a perspective view of the main part, FIG. 2 is an enlarged cross-sectional view taken along line II-II in FIG. 1, FIG. 3 is an enlarged vertical cross-sectional view taken along line III-III in FIG. FIG. 5 is an enlarged vertical cross-sectional view taken along line IV-IV in FIG. 1, FIG. 5 is a perspective view of the main part with the cover member removed, and FIG. 6 is an exploded perspective view of the main part. In the following description, the diagonally upper left in FIGS. 1, 5 and 6 is “front”, the diagonally lower right is “rear”, the diagonally lower left is “outside”, and the diagonally upper right is “inside”.

  As shown in FIG. 1, the wiring duct device of the present embodiment mainly includes a plurality of electric wires (1) wired on the floor surface or under the floor surface of a work space such as an office, For example, the top plate of the desk (2) supported on the leg (3) by wiring up and down along the side of the leg (including sleeve legs and sleeve box) (3) in the desk (2) (2a) Used in the case of lead-out wiring on the side, etc. It is long in the vertical direction for wiring and accommodating the wires (1) such as communication lines and power lines in the vertical direction on the leg (3). The duct body (7) is configured to be detachably fixed.

  On the upper surface of the rear part of the leg (3) covered with the top plate (2a), a gap for passing the electric wire (1) is formed between the lower surface of the top plate (2a) and the upper surface of the leg (3). A recessed step (4) is provided, and two upper and lower locking holes (5a) (5b) are formed in the recessed step (4). In addition, two lower locking holes (6a) and (6b) are formed on the lower surface of the leg (3) so as to face the upper locking holes (5a) and (5b) vertically. ing.

  As shown mainly in FIG. 2, the duct main body (7) is configured to accommodate the electric wire (1) in the vertical direction from the side, and has a concave groove-shaped accommodation portion (8) opened on the side. As shown in FIGS. 5 and 6, a projecting piece (9) extending upward in a tapered manner is integrally formed at the upper end portion.

  As shown in FIG. 3, the upper end of the projecting piece (9) extends toward the back surface of the duct body (7) (the surface facing the outer surface (3a) of the leg (3)). In addition, a downward hook-shaped downward locking piece (10) that can be selectively locked to the upper locking holes (5a) and (5b) is integrally provided.

  As shown in each figure, when the duct body (7) is attached to the outer surface (3a) side of the leg (3), the downward locking piece (10) is inserted into the outer upper locking hole (5a). Insert and lock from above, and when attaching to the inner side (3b) side of the leg (3), insert the locking piece (10) into the inner upper locking hole (5b) from above and engage. Stop. Thereby, the upper end part of a duct main body (7) can be selectively fixed to the outer surface (3a) or inner surface (3b) of a leg (3) as needed.

  As shown in FIG. 2, the duct body (7) has locking portions (11) and (11) formed by folding back the tips of both side walls (7a) and (7a) in a check claw shape along the vertical direction. It is integrally formed.

  Further, as shown mainly in FIG. 6, at the lower end of the duct body (7), support pieces (12) extending horizontally outward and having hanging pieces (12a) on both sides are provided. A screw (15) that is integrally formed and on the lower surface of the support piece (12) serves as a fastening means in which the horizontal portion (13a) of the L-shaped fixing bracket (13) faces in the vertical direction. It is concluded by.

  The fixing bracket (13) can be swung up and down by a screw (15) on the lower surface of the support piece (12) of the duct body (7) in advance before attaching the duct body (7) to the leg (3). Is temporarily fixed loosely.

  When attaching the duct body (7) to the outer surface (3a) of the leg (3), the downward locking piece (10) of the duct body (7) is connected to the upper locking hole on the outside of the leg (3). After being inserted into (5a), the upward locking piece (14) provided at the end of the fixing bracket (13) is inserted into the outer lower locking hole (6a) provided on the lower surface of the leg (3). With the screw inserted from below, the screw (15) is tightened, and the fixing bracket (13) is fastened to the lower surface of the support piece (12). As a result, the duct body (7) is placed in a state where the upper and lower surfaces of the leg (3) are sandwiched between the downward locking piece (10) and the upward locking piece (14) of the fixing bracket (13). It can be stably attached to the outer surface (3a) of the body (3). When the duct body (7) is attached to the inner surface (3b) of the leg (3), the downward locking piece (10) is inserted into the inner upper locking hole (5b) and the fixing bracket (13 ) Is locked to the inner lower locking hole (6b), and the fixing bracket (13) is fastened to the lower surface of the support piece (12) of the duct body (7).

  In the duct body (7), a synthetic resin cover member (16) having a substantially U shape (see FIG. 2) in plan view is provided from the outside so as to cover the electric wire (1) wired to the housing portion (8). It is detachably fitted.

  Locking recesses (17) and (17) facing each other are formed on the inner side surfaces of both side walls (16a) and (16a) provided along the vertical direction on both sides of the cover member (16). By engaging the locking recesses (17) and (17) from the outside with locking portions (11) and (11) formed on both side walls (7a) and (7a) of the duct body (7), the cover member ( 16) is attached to the duct body (7). Thereby, since the electric wire (1) wired to the accommodating part (8) of the duct body (7) is not exposed to the outside, the appearance can be improved, and the duct member can be removed by removing the cover member (16). Wiring work to the main body (7) can be easily performed.

  A ridge portion (18) is formed along the vertical direction at substantially the center of the inner surface (the surface facing the accommodating portion (8)) of the cover member (16). The protrusion (18) increases the rigidity of the cover member (16) and distributes the plurality of electric wires (1) wired to the accommodating portion (8) of the duct body (7) into two rows on both sides. Have.

  When the cover member (16) is attached to the duct main body (7), the lower end of the ridge (18) contacts the upper surface of the support piece (12) of the duct main body (7) so that it does not slip off. It is designed to be supported in a mounted state.

  Further, the side edge (12b) of the hanging piece (12a) of the support piece (12) at the lower end of the duct body (7) (the edge facing the outer surface (3a) of the mounted part (3)) is shown in FIG. As shown in FIG. 4, the contact piece (12) at the lower end of the duct body (7) is brought into contact with the outer surface (3a) of the leg (3) even when a load is applied to the cover member (16) from above. ) Can be prevented from bending downward.

  As described above, according to the present embodiment, the downward locking piece (10) at the upper end of the duct body (7) is connected to the upper engagement hole (5a) or (5b) on the upper surface of the leg (3). Fixing bracket (13) that is locked to the lower locking hole (6a) or (6b) on the lower surface of the leg (3) to the support piece (12) at the lower end of the duct body (7). The screw body (15) is detachably fixed so that the duct body (7) can be easily attached to and removed from the outer surface (3a) or inner surface (3b) of the leg (3) at a low cost. It can be done easily.

  Since the upper locking holes (5a) and (5b) are provided in the recessed step (4) on the upper surface of the rear part of the leg (3), the upper locking holes (5a) and (5b) Since it is concealed by the top plate (2a) of (2) and is not exposed upward, the appearance can be improved. Furthermore, the upper and lower surfaces of the leg (3) are provided with a plurality of upper locking holes (5a) (5b) and lower locking holes (6a) (6b), respectively. It can be selectively attached to the outer side surface (3a) or the inner side surface (3b) of the leg (3), and the mounting position of the duct body (7) can be easily changed according to the user's application.

  Since the protruding piece (9) extends in a tapered shape toward the upper end of the duct body (7), the electric wire (1) drawn from the upper end of the duct body (7) is connected to the protruding piece. It can be distributed to both sides with (9) as a boundary and can be pulled out to the top plate (2) side, and connection work to an electronic device or the like can be easily performed.

  Furthermore, since the lower end of the cover member (16) is supported on and supported on the support piece (12) at the lower end of the duct body (7), the duct body (7) of the cover member (16) is supported. The downward shift in the mounting state of can be prevented. Also, the plurality of electric wires (1) drawn from the floor surface toward the duct body (7) are distributed to both sides with the support piece (12) as a boundary, and are accommodated in the accommodating portion (7) of the duct body (7). The wiring work of the electric wire (1) can be easily performed.

  In the present embodiment, the upper end and the lower end of the duct body (7) are fixed to the upper surface and the lower surface of the mounted part (3), respectively. Only the downward locking piece (10) provided at the upper end of (7) is locked to the upper locking hole (5a) or (5b), and only the upper part of the duct body (7) is mounted (3 ) May be fixed.

It is a principal part perspective view which shows the wiring duct apparatus of this invention. It is a cross-sectional enlarged view which follows the II-II line in FIG. It is a longitudinal cross-sectional enlarged view which follows the III-III line in FIG. It is a longitudinal cross-sectional enlarged view which follows the IV-IV line in FIG. It is a perspective view of the principal part of the state which removed the cover member. It is a disassembled perspective view of the principal part.

(1) Electric wire
(2) Desk
(2a) Top plate
(3) Leg (attached part)
(3a) Outer surface
(3b) Inner side
(4) Recessed step
(5a) (5b) Upper locking hole
(6a) (6b) Lower locking hole
(7) Duct body
(7a) Side wall
(8) Housing part
(9) Protruding piece
(10) Downward locking piece
(11) Locking part
(12) Support piece
(12a) Hanging piece
(12b) Side edge
(13) Fixing bracket
(13a) Horizontal part
(14) Upward locking piece
(15) Screw (fastening means)
(16) Cover member
(16a) Side wall
(17) Locking recess
(18) Projection (18)

Claims (4)

A downward hook-shaped downward locking piece is provided at the upper end portion of the duct body having a concave groove-shaped receiving portion for storing the electric wire wired in the vertical direction, and the downward locking piece is attached to a mounted portion such as a fixture. The upper locking hole provided on the upper surface is detachably locked, and a substantially horizontal support piece is provided at the lower end of the duct body, and a fastening means is provided on the lower surface of the support piece so as to In a configuration in which a fixing bracket locked in a lower locking hole provided on the lower surface is detachably fastened ,
The mounted portion in the furniture or the like is a desk leg, a sleeve leg or a sleeve box, and a recess formed on the top surface of the leg, sleeve leg or sleeve box so as to be covered with the top plate of the desk A plurality of upper locking holes are provided on the upper surface of the recessed stepped portion, and the downward locking pieces of the duct body can be selectively locked; 2. A wiring duct device according to claim 1, wherein a plurality of said lower locking holes capable of selectively locking the upward locking pieces of said fixing fittings are provided on the lower surface. The duct body is provided with a locking piece projecting outward from the front end of the both side walls along the vertical direction, and a cover member is detachably attached so as to cover the accommodating portion of the duct body, the cover member of the inner surface, the wiring duct system according to claim 1, characterized in that a mateable locking recess on the outer side of the lock piece. The wiring duct device according to claim 2 , wherein the lower end portion of the cover member is placed on the upper surface of a support piece provided at the lower end portion of the duct body. 4. The wiring duct device according to claim 3 , wherein a hanging piece is provided on both sides of the support piece of the duct body, and a side edge of the hanging piece is brought into contact with a side surface of the mounted portion.

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