JP2013121270A - Wiring duct device of post - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a wiring duct device of a post in which a wiring duct having a wiring function can be easily and surely installed by post construction, and which facilitates attachment and detachment of a duct cover and also facilitates a wiring work, on the post of a zoning fixture or the like that produces a space by a combination of the posts and horizontal beams.SOLUTION: An approximately U-shaped cross-section engaging groove is provided on a side face of the post over the entire length in a vertical direction, a notch portion is provided on an upper end of the engaging groove, a duct body has a fitting projection portion fitted into the notch portion provided in the upper end of a rear face thereof and has fastening means which can be inserted into the engaging groove from a front face side thereof and can be fastened by an operation from the front face side provided on a lower part thereof, and the duct cover has such a shape as to cover the duct body, has a locking projection portion locked on an upper end of the duct body provided in an upper end thereof, and has locking means locked so as to be engageable and disengageable to the duct body provided on a lower part thereof.

Description

  The present invention relates to a post wiring duct device, and more particularly to a post wiring duct device in a zoning fixture or the like.

  Conventionally, various types of zoning fixtures such as partition panels and other posts and posts that have a wiring function waiting are provided. In some cases, the wiring duct is attached to a desired side surface by utilizing an engagement groove having a substantially U-shaped cross section provided in the vertical direction of the side surface of the post.

  In Patent Document 1, an engagement groove facing in the up-down direction with the width of the back part larger than the width of the opening is provided on a surface to be attached such as a fixture, and the opening of the engagement groove is formed in the back part of the engagement groove. A mounting plate that is larger than the width of the mounting plate and that faces in the vertical direction is fitted, and both side portions of the mounting plate are locked inside the both side portions of the opening in the engagement groove, and the screw provided on the mounting plate is engaged. The tip of the fixing screw that is screwed into the hole is pressed against the bottom surface of the engagement groove, so that the mounting plate is stopped in the engagement groove so as to form a space between the bottom surface of the engagement groove. The downwardly hooked locking piece provided on the wiring cover is fitted to the space through the engagement hole provided in the portion exposed from the opening of the engagement groove in the mounting plate, and the engagement A wiring cover mounting structure in which a stop piece is locked to the lower edge of the engagement hole is disclosed.

  However, the thing of patent document 1 needs to insert the attachment board of the length comparable as the height of a support | pillar from one end part into the engagement groove | channel of a support | pillar, and it is post-installed to the support | pillar in a standing state. In order to mount the mounting plate and attach the wiring cover, there is no sufficient space above the column. In addition, the mounting plate is fixed to the inside of the opening of the engagement groove by pressing the tip of a fixing screw screwed to the mounting plate against the bottom surface of the engagement groove. Since the plate is held, if the fixing screw is loosened, it not only slides downward but also rattles. Moreover, when it will be in such a state, even if it raises a wiring cover and tries to remove a locking piece from the engagement hole of a mounting plate, there exists a problem that a mounting plate lifts together and cannot be removed easily.

JP 2011-151907 A

  Therefore, in view of the above-mentioned situation, the present invention intends to solve the problem by simply performing post-installation on a post such as a zoning fixture that produces a space by combining a post and a horizontal beam, including a corner post that connects partition panels. In addition, the present invention is to provide a post wiring duct device in which a wiring duct having a wiring function can be reliably provided, the duct cover can be easily attached and detached, and wiring work is also simple.

  In order to solve the above-mentioned problems, the present invention provides a post wiring duct device in which a duct body having a substantially U-shaped cross section is attached to a side surface of a post such as a zoning fixture and a duct cover is detachably attached to the duct body The side wall of the post has an engagement groove having a substantially U-shaped cross section over the entire length in the vertical direction, and the duct body is engaged with the upper end of the engagement groove at the upper end of the back surface. A side locking portion is provided, and one or a plurality of fastening means that can be inserted into the engagement groove from the front side and can be tightened by work from the front side are provided below the side locking portion, and the duct cover includes the duct body. The outer cover is provided with a duct cover side locking portion that locks to the upper end of the duct main body at the upper end, and a locking means that is detachably locked to the duct main body is provided below it. Or plurality thing to constitute a cable duct system of the post, wherein (claim 1).

  Here, the engagement groove of the post has a shape having a notch at the upper end and a locking edge on both sides of the opening, and the width of the opening is set narrower than the width of the internal space. The notch portion is formed by notching the upper edge of both the engagements in a stepped manner, and the duct body side locking portion provided in the duct body is a fitting protrusion that fits into the notch portion. The duct cover side locking portion provided in the upper end portion of the duct cover is a locking protrusion that locks to the upper end of the duct body.

  The fastening means includes a short side dimension that can be inserted from the opening of the engagement groove into the front end of a fastening screw that is inserted from a front side into a through hole formed in the bottom plate of the duct body, and the both engagements. A nut plate having a long side dimension to be locked to the edge is screwed, and after inserting the nut plate into the engagement groove from the front side, the tightening screw is rotated so that both the locking edges are rotated. It is locked and tightened (Claim 3).

  Further, the locking means has holding portions for holding both side plates of the duct body on locking members attached to the inside of the duct cover, and the engaging claws provided on the holding portions are arranged on the side. It is elastically engaged with a hole formed in the face plate.

  In the post wiring duct device according to the first aspect of the present invention, a duct body having a substantially U-shaped cross section is attached to a side surface of a post such as a zoning fixture, and a duct cover is detachably attached to the duct body. A wiring duct device for a post, wherein the side of the post has an engagement groove having a substantially U-shaped cross section over the entire length in the vertical direction, and the duct body has an upper end portion of the engagement groove at a rear upper end portion. A duct body side latching portion that is latched to the front side, and a single or a plurality of fastening means that can be inserted into the engagement groove from the front side and that can be tightened by work from the front side. Has a shape covering the duct body, and is provided with a duct cover side locking portion that locks to the upper end of the duct body at the upper end portion, and is engaged with and disengaged from the duct body below. Since one or more locking means are provided to lock the duct, the duct body can be easily attached to the side of the post by post-installation, and the duct cover can be detachably attached to the duct body to provide wiring function The duct can be easily attached, and the duct body can be attached with the downward displacement surely regulated by the engaging relation of the engaging part on the duct body side to the post, and the duct cover can be attached to the duct cover side with respect to the duct body. The downward displacement can be reliably regulated and held by the locking relationship of the stoppers, and even if the fastening means and the locking means are loosened due to secular change, positional displacement does not occur, and the duct cover can be easily attached and detached. Wiring work is also easy.

  According to a second aspect of the present invention, the engagement groove of the post has a notch portion at the upper end portion and locking edges on both sides of the opening portion, and the width of the opening portion is set narrower than the width of the internal space. The notch is formed by notching the upper edge of both engagements in a step shape, and the duct body side locking portion provided on the duct body is fitted to fit into the notch Since the duct cover side latching portion provided in the upper end of the duct cover is a latching projection that is latched to the upper end of the duct body, a post is previously provided with a notch. It is possible to easily and reliably attach the wiring duct by post-installation. That is, the duct body can be attached to the post with the downward displacement reliably regulated by the fitting relationship between the notch and the fitting protrusion, and the duct cover can be locked to the duct body by the locking protrusion. The downward displacement can be reliably regulated and held by the relationship.

  According to a third aspect of the present invention, the fastening means has a short side dimension that can be inserted from the opening of the engagement groove into the tip of a fastening screw that is inserted from the front into a through hole formed in the bottom plate of the duct body. And a nut plate having a long side dimension to be engaged with both the engagement edges, and after the nut plate is inserted into the engagement groove from the front side, the tightening screw is rotated. Since it is engaged and tightened to both locking edges, the duct body can be easily and reliably attached to the side surface of the post only from the front side.

  According to a fourth aspect of the present invention, the locking means has a holding portion for holding the both side plates of the duct main body on the locking member attached to the inside of the duct cover, and the engagement provided on the holding portion. Since the pawl is elastically engaged with the hole formed in the side plate, the duct cover can be easily attached to and detached from the duct body, and in the installed state, the elastic engagement is utilized. There is no backlash at all.

It is a fragmentary perspective view which shows the zoning fixture to which the wiring duct apparatus of the post concerning this invention is applied. It is a fragmentary perspective view of the state which removes the decorative cover which blocks the notch part of a post | mailbox, and removes the top cap of a post | mailbox and prepares to provide a wiring duct. It is a fragmentary perspective view of a duct body. It is a partial exploded perspective view which shows the state which attaches a duct main body to the side surface of a post. It is a fragmentary perspective view which shows the state which has arrange | positioned the wiring cord to the duct main body attached to the side surface of a post. It is a partial front view of the state which attached the duct main body to the side surface of a post. It is a partial exploded perspective view which shows the state which attaches a duct cover to a duct main body. It is a partial exploded perspective view which shows the state which attaches a duct cover to a duct main body, and attaches a top cap to a post. It is a partial exploded perspective view which shows the state which attaches a duct cover to a duct main body, and mounts an auxiliary | assistant ceiling cap to a post | mailbox. It is sectional drawing of the transverse beam which comprises a zoning fixture.

  Next, the present invention will be described in more detail based on the embodiments shown in the accompanying drawings. 1 and 2 show a zoning fixture to which the post wiring duct device of the present invention is applied, in which 1 is a post, 2 is a transverse beam, 3 is a post reinforcing frame, 4 is a wiring duct, 5 is a duct body, Reference numeral 6 denotes a duct cover.

  The zoning fixture of the present embodiment creates a space by connecting the upper ends of at least four posts 1,... With a horizontal beam 2, and FIG. 1 shows only the vicinity of one post 1. Yes. In the illustrated example, the transverse beams 2 and 2 are connected in an orthogonal state to the upper ends of two adjacent side surfaces 7 and 7 of the post 1 having a substantially square cross section. The post reinforcement frame 3 having a small width is attached to increase the strength. Although this embodiment shows the wiring duct apparatus for giving the wiring function to the post 1 of the zoning fixture that produces the space by combining the post 1 and the horizontal beam 2, the post 1 is a corner used for connecting the partition panels. It may be part of a post or other fixture.

  The side surface 7 of the post 1 has an engagement groove 8 having a substantially U-shaped cross section over the entire length in the vertical direction, and a notch 9 at the upper end of the engagement groove 8. Here, the engaging groove 8 and the notch 9 are respectively formed in advance on the four side surfaces 7 of the post 1, and a connecting rod (not shown) is formed from the notch 9 of the side surface 7 connecting the transverse beam 2. It protrudes. Usually, a top cap 10 is fitted to the upper end of the post 1, and a decorative cover 11 is fitted to the notch 9. Further, as shown in FIGS. 1, 2 and 10, the transverse beam 2 has a groove 12 formed on the upper surface side, and a wiring cord can be disposed in the groove 12. Then, the wiring duct 4 according to the present invention is attached to the side surface 7 of the post 1 where the lateral beam 2 is not connected, so that the lateral beam 2 can be wired from the floor surface through the wiring duct 4. ing.

  More specifically, the duct body 5 is a long member that extends over the entire length of the side surface 7 of the post 1, and a fitting protrusion 13 (fitting to the notch portion 9 of the post 1 at the upper end of the back surface. (Duct main body side latching portion) is provided, and a single or a plurality of fastening means 14 that can be inserted into the engagement groove 8 from the front surface side and can be tightened by work from the front surface side are provided therebelow. Here, even if the notch portion 9 is not present, the duct body side locking portion provided at the upper rear end portion of the duct body 5 can be locked to the upper end of the post 1. The duct cover 6 has a shape that covers the duct main body 5, and has a locking projection 15 (duct cover side locking portion) that locks the upper end of the duct main body 5 in the upper end. One or a plurality of locking means 16 are provided below the duct body 5 so as to be detachably locked.

  Then, the back surface of the duct body 5 is joined to the side surface 7 of the post 1, and the fitting protrusion 13 is fitted to the notch 9 of the post 1. After tightening and attaching to the duct body 6, the locking projection 15 of the duct cover 6 is locked to the upper end of the duct body 5, and the locking means 16 is detachably locked to the duct body 5 to be connected to the wiring duct. 4 is configured.

  More specifically, as shown in FIGS. 2 and 4, the engaging groove 8 of the post 1 has locking edges 18 and 18 on both sides of the opening 17, and the width of the opening 17 is the inner space. The notch 9 has a shape set narrower than the width, and is formed such that both locking edges 18 and 18 are notched in steps to expose the internal space.

  3 to 6, the duct body 5 is a long member having a substantially U-shaped cross section in which a bottom plate 19 and side plates 20 and 20 are bent at right angles on both sides thereof. The fitting protrusion 13 is provided by welding a hat-shaped metal member to the rear upper end of the face plate 19. The fitting protrusion 13 is tightly fitted into the notch 9 and is locked to the stepped portion at the lower end of the notch 9. Further, a pair or a plurality of pairs of square holes 21 and 21 are provided corresponding to the positions where the locking means 16 are provided on both side plates 20 and 20 of the duct body 5.

  As shown in FIGS. 3 to 6, the fastening means 14 is formed in the engagement groove at the front end portion of the fastening screw 23 inserted from the front side into the through hole 22 formed in the bottom plate 19 of the duct body 5. 8, a nut plate 24 having a short side dimension that can be inserted from the opening 17 and a long side dimension that is engaged with both the locking edges 18, 18 is screwed together. After being inserted into the engaging groove 8, the tightening screw 23 is rotated to be locked to both the locking edges 18 and 18 and tightened.

  7 and 8, the duct cover 6 is a long member having a substantially U-shaped cross section that can cover the duct body 5, and side plates 26, 26 are provided on both sides of the surface plate 25. The locking projection 15 is formed by bending a metal member having a U-shaped cross section across the side plates 26 and 26 in the upper end portion. The locking protrusion 15 is provided at a position protruding from the back surface of the surface plate 25.

  As shown in FIG. 7, the locking means 16 includes holding members 28 for holding both side plates 20 and 20 of the duct body 5 on locking members 27 attached to the inside of the duct cover 6, respectively. 28, and engaging claws 29, 29 provided on the holding portions 28, 28 are elastically engaged with the square holes 21, 21 formed in the side plates 20, 20. Specifically, the locking means 16 has a mounting portion 30 to be attached to the inside of the duct cover 6 at the center portion, and the engaging claws 29 and 29 having a substantially triangular shape in plan view protrude from the outer side surface of the mounting portion 30. The synthetic resin member is formed with holding pieces 31 and 31 that are in contact with the outer side surfaces of the side plates 20 and 20 of the duct body 5 on both outer sides of the mounting portion 30.

  Thus, in order to provide the wiring duct 4 on the side surface 7 of the post 1, first, as shown in FIG. 2, the top cap 10 is removed from the upper end of the post 1, and the decorative cover 11 on the side where the wiring duct 4 is provided is provided. The notch 9 is exposed by removing. Then, as shown in FIG. 4 and FIG. 5, with the one or more fastening means 14 mounted on the duct body 5, the fitting protrusion 13 is fitted and locked to the notch 9, The nut plate 24 of the fastening means 14 is inserted into the opening 17 of the engaging groove 8 and the fastening screw 23 of the fastening means 14 is rotated from the front side, whereby the long side portion of the nut plate 24 is engaged. Lock to the inner surfaces of the retaining edges 18, 18 and tighten. Then, a wiring cord K is disposed from the inside of the duct body 5 to the concave groove 12 of the transverse beam 2. Then, as shown in FIGS. 7 and 8, after locking the locking projection 15 of the duct cover 6 to the upper end of the duct main body 5, and covering the duct main body 5 with the duct cover 6, The holding portions 28, 28 of the locking means 16 hold both side plates 20, 20 of the duct body 5, and the engaging claws 29, 29 are elastically engaged with the square holes 21, 21. Since the duct body 5 and the duct cover 6 are held in a state of being directly or indirectly locked to the notch 9 of the post 1, there is no possibility of being displaced downward and is always attached at an accurate position. be able to.

  Then, after wiring, as shown in FIG. 8, the top cap 10 is fitted to the upper end of the post 1, or as shown in FIG. 9, instead of the top cap 10, the side surface 7 without the wiring duct 4 is provided. The auxiliary ceiling cap 32 may be fitted so as to be integrated with the decorative cover 11 to close the gap. Since the auxiliary top cap 32 does not block the upper end of the post 1, wiring work can be performed by removing the duct cover 6 while it is attached.

1 post, 2 transverse beam,
3 post reinforcement frame, 4 wiring duct,
5 Duct body, 6 Duct cover,
7 side face, 8 engaging groove,
9 Notch, 10 Top cap,
11 cosmetic cover, 12 groove,
13 fitting protrusion (duct body side locking portion), 14 fastening means,
15 locking protrusion (duct cover side locking portion), 16 locking means,
17 opening, 18 locking edge,
19 bottom plate, 20 side plate,
21 square holes, 22 through holes,
23 Clamping screw, 24 Nut plate,
25 surface plate, 26 side plate,
27 locking member, 28 holding part,
29 engaging claw, 30 mounting portion,
31 holding piece, 32 auxiliary ceiling cap,
K Wiring cord.

Claims (4)

  A wiring duct device for a post in which a duct body having a substantially U-shaped cross section is attached to a side surface of a post such as a zoning fixture, and a duct cover is detachably attached to the duct body. The duct main body has a substantially U-shaped engaging groove over the entire length in the direction, and the duct main body is provided with a duct main body side locking portion that locks to the upper end of the engaging groove at the upper end of the back surface, and the lower side thereof One or a plurality of fastening means that can be inserted into the engaging groove from the front side and can be tightened by work from the front side are provided, and the duct cover has a shape that covers the duct body, and the duct is formed at the upper end. A duct cover side latching portion for latching at the upper end of the main body is provided, and one or more latching means for detachably latching with the duct main body are provided below the duct cover side latching portion. Theft of wiring duct system.   The engagement groove of the post has a notch at the upper end and a locking edge on both sides of the opening, and the width of the opening is set narrower than the width of the internal space, The cutout portion is formed by cutting out the upper edges of both the engagements in a step shape, and the duct main body side locking portion provided on the duct main body is a fitting protrusion that fits into the cutout portion, and the duct 2. The post wiring duct device according to claim 1, wherein the duct cover side engaging portion provided in the upper end portion of the cover is an engaging protrusion that engages with an upper end of the duct body.   The fastening means includes a short side dimension that can be inserted from the opening of the engagement groove and the both locking edges at the front end of a fastening screw that is inserted from the front into a through hole formed in the bottom plate of the duct body. A nut plate having a long side dimension to be locked is screwed together. After the nut plate is inserted into the engagement groove from the front side, it is locked to both locking edges by rotating the tightening screw. The post wiring duct device according to claim 2, wherein the post wiring duct device is tightened.   The locking means has a holding portion for holding both side plates of the duct main body on a locking member attached to the inside of the duct cover, and an engaging claw provided on the holding portion on the side plate. 4. The post wiring duct device according to claim 1, wherein the post wiring duct device is elastically engaged with the formed hole.

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