JP2014003735A - Wiring duct - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a wiring duct which prevents water intrusion when being installed in a location exposing water and is installed at a bending location without impairing appearance.SOLUTION: A wiring duct of this invention includes a decorative cover in addition to a duct body and a duct cover. A gap remaining between the duct cover and an installation surface and a gap occurring between the duct body and the duct cover are closed by adding the decorative cover which deforms along a length direction of the duct to the duct cover.

Description

  The present invention relates to a wiring duct that accommodates and protects wiring exposed on a wall surface or a floor surface.

  Patent document 1 is disclosing the wiring duct which accommodates and protects the wiring exposed to construction surfaces, such as a wall surface and a floor surface. The wiring duct includes a duct body having a U-shaped cross section fixed to the construction surface and a duct cover that covers the duct body so as to close the opening of the duct body. When this type of wiring duct is used in a place where water is splashed, there is a risk that rainwater may enter the duct from the construction surface through the gap between the duct body and the duct cover. In addition, the wiring duct is often required to be constructed in a bent shape depending on the construction location. Since both the duct main body and the duct cover are formed of a hard material, the bent portions are connected in combination by cutting the wiring duct into an appropriate length. In this case, there is a problem that a gap is formed between the wiring ducts, and water enters from this space.

Japanese Utility Model Publication No. 4-58027

  The present invention has been made in view of the above-mentioned problems, and the object of the present invention is for wiring that can prevent water from entering the inside of the wiring duct when it is constructed in a place where water is applied. Is to provide a duct.

  For this purpose, it is a technical object of the present invention to add a decorative cover to the wiring duct that can close a gap remaining between the duct body and the duct cover.

  It is a wiring duct that accommodates wiring arranged along construction surfaces such as wall surfaces and floor surfaces. The wiring duct includes a bottom piece fixed to a construction surface, a long duct body whose side pieces rise from both ends of the bottom piece, a long duct cover that covers the duct body, and a long makeup that covers the duct cover. And a cover. The decorative cover constitutes a hook by bending an end portion extending in the longitudinal direction inward. The hook is configured to be accommodated between an end portion in the longitudinal direction of the duct cover and the construction surface, and configured to be pressed against the end portion in the longitudinal direction of the duct cover.

  The hook is housed inside the duct cover and has a length that contacts the side piece of the duct body.

  The hook includes a protrusion at a tip, and the protrusion is configured to be accommodated between the inside of the duct cover and a construction surface.

  The hook is made of a soft material having flexibility.

  The decorative cover is made of a soft material corresponding to the bending of the wiring duct.

  By adding the decorative cover to the wiring duct, the gap remaining between the duct main body and the duct cover can be closed, and in the case where construction is performed in a place where water is applied, intrusion of water into the interior can be prevented.

The whole exploded view in the wiring duct concerning one embodiment of the present invention. Sectional drawing perpendicular | vertical with respect to a construction surface at the time of covering a duct cover in the duct main body in the wiring duct which concerns on one Embodiment of this invention. FIG. 4 is a cross-sectional view in a direction perpendicular to the construction surface when the duct body covers the duct body in the wiring duct according to the embodiment of the present invention, and the duct cover covers the decorative cover. The whole solid figure which covered the decorative cover in the duct cover joined together in the wiring duct concerning one embodiment of the present invention. The whole solid figure which covered the decorative cover in the duct main body and the duct cover which were bent in the L shape in the wiring duct which concerns on one Embodiment of this invention. (A) In the above, sectional drawing of a perpendicular direction with respect to the construction surface in the wiring duct which is semicircle shape. (B) In the above, sectional drawing of a perpendicular direction with respect to the construction surface in the wiring duct which is triangular shape. (C) In the above, sectional drawing of a perpendicular direction with respect to the construction surface in the wiring duct which is a mountain shape.

  A wiring duct 100 according to an embodiment of the present invention is used to accommodate wiring disposed along a construction surface 1 such as a wall surface or a floor surface.

  Hereinafter, together with FIG. 1 showing the entire exploded view of the wiring duct, FIG. 2 showing a cross-sectional view when the duct cover 20 is covered with the duct body 10, and when the decorative cover 30 is covered with the duct cover 20 of FIG. This will be described with reference to FIG.

  As shown in FIG. 1, the wiring duct 100 includes a long duct body 10 that is fixed to the construction surface 1, a long duct cover 20 that covers the duct body, and a long decorative cover 30 that covers the duct cover. Consists of.

  As shown in FIG. 3, the wiring is housed in the duct body 10 after the duct body 10 is fixed to the construction surface 1 with a set screw 2.

  The duct body 10 has a U-shaped cross section, and includes a bottom piece 11 that is fixed to the construction surface 1 and side pieces 14 that rise from both ends of the bottom piece 11 in the length direction. An opening 15 is formed between the upper ends of the opposing side pieces 14. The wiring is accommodated in the duct main body 10 from the opening 15. As shown in FIG. 2, the bottom piece 11 includes a screw hole 16 through which a set screw 2 for fixing to the construction surface 1 passes. The side piece 14 includes an outer inclined portion 12 that is inclined outward from the bottom piece 11, and an inner inclined portion 13 in which a tip of the outer inclined portion is inclined inward. The side piece 14 is elastically deformed.

  The duct cover 20 has a long U-shaped cross section, and includes an upper piece 21 that covers the opening 15 of the duct body 10 and leg pieces 22 that extend from both ends of the upper piece 21 in the length direction and cover the side pieces 14. Prepare. As shown in FIG. 2, the leg piece 22 has a height that leaves a gap 23 between the lower end portion of the leg piece 22 and the construction surface 1 when the duct cover 20 is installed on the duct body 10.

As shown in FIG. 2, when the duct cover 20 is installed on the duct main body 10, the joint between the outer inclined portion 12 and the inner inclined portion 13 is a leg piece due to the elastic deformation applied to the side piece 14 of the duct main body 10. 22 is pressed. Thereby, the duct cover 20 is easy to install in the duct main body 10, and implement | achieves reinforcement | strengthening. A recess 24 is formed between the outer inclined portion 12 and the lower end portion of the leg piece 22.

  The decorative cover 30 is formed of a soft material having flexibility, and can be deformed so as to be freely curved along the longitudinal direction. Therefore, it can be flexibly extended even to a bending or a step caused by a bending member or a connecting member. The decorative cover 30 includes a cosmetic upper piece 31 that covers the upper piece 21 of the duct cover 20, and a cosmetic leg piece 32 that extends from both ends of the decorative upper piece 31 in the length direction and covers the leg piece 22. The makeup leg piece 32 includes a hook 33 that is bent toward the inside at the lower end of the makeup leg piece 32 and has a protrusion 34 at the tip. The hook 33 is a soft material having flexibility, and the thickness of the hook 33 is larger than the gap 23 formed when the duct cover 20 is installed in the duct body 10.

  The decorative cover 30 stores the hook 33 in the gap 23 between the lower end of the leg piece 22 of the duct cover 20 and the construction surface 1. Since the hook 33 is provided with flexibility, it can be detachably coupled to the lower end portion of the leg piece 22. The portion of the hook 33 excluding the protrusion 34 is press-fitted between the lower end portion of the side piece 14 of the duct cover 20 and the construction surface 1. Thereby, between the duct cover 20 and the construction surface 1 is watertightly closed, and waterproofness is improved.

  The hook 33 is accommodated in the duct cover 20 and has a length that contacts the side piece 14 of the duct body 10. Thereby, it is possible to prevent water from entering from the gap between the duct body 10 and the duct cover 20.

  The protrusion 34 is accommodated in the recess 24 between the duct cover 20 and the construction surface 1 and contacts the gap between the duct body 10 and the duct cover 20. Since the protrusion 34 is accommodated in the recess 24, the decorative cover 30 is firmly coupled to the duct cover 20 and has an effect of closing the gap between the duct body 10 and the duct cover 20.

  Although the embodiment of the present invention has been described with respect to the case where the decorative cover 30 is covered with the long duct cover 20 that is not added, it can be covered with the decorative cover 30 in the following cases.

  Since the decorative cover 30 is made of a soft material corresponding to the bending of the wiring duct 100, it can be covered in accordance with the shape of the wiring duct 100.

  As shown in FIG. 4, even in a situation where the duct cover 20 is linearly added and used, the decorative cover 30 can be covered in the same manner as the long duct cover 20 described above. In addition to the intrusion of water from the construction surface 1, the ingress of rainwater from the joint with the duct cover 20 can be prevented.

  Further, as shown in FIG. 5, even when the duct cover 20 and the duct main body 10 are used in the form of being bent into an L shape, the decorative cover 30 can be freely bent along the longitudinal direction. The whole including the bent portion can be covered. Thereby, in addition to the intrusion of water from the construction surface 1, it is possible to prevent the intrusion of rainwater from the bent portion.

  In the present embodiment, a duct body and a duct cover that are long and have a U-shaped cross section are used, but there is no particular limitation.

As shown in FIGS. 6A, 6B, and 6C, in the cross-sectional shape, the duct main body 10 and the duct cover 20 are rounded, triangular, and chevron-shaped. Accordingly, the decorative cover 30 is not limited to a U-shaped cross section.

  In the present embodiment, the hook 33 of the decorative cover 30 is stored in the gap 23 between the lower end portion of the leg piece 22 of the duct cover 20 and the construction surface 1, but FIGS. 6 (a) and 6 (b). As described above, it is also possible to store in a gap formed by a part of the duct main body and the leg piece 22 of the duct cover 20.

  INDUSTRIAL APPLICABILITY The present invention can prevent water from entering the wiring duct when the wiring duct is constructed in a place where water is applied.

DESCRIPTION OF SYMBOLS 1 Construction surface 10 Duct main body 11 Bottom piece 14 Side piece 20 Duct cover 30 Cosmetic cover 33 Hook 34 Protrusion 100 Wiring duct

Claims (5)

A wiring duct that accommodates wiring arranged along a construction surface such as a wall surface or a floor surface,
The wiring duct is
A bottom piece fixed to the construction surface and a long duct body with side pieces rising from both ends of the bottom piece;
A long duct cover covering the duct body;
A long decorative cover that covers the duct cover,
The decorative cover is configured with a hook by bending an end portion extending in the longitudinal direction inward,
The wiring duct is configured so that the hook is accommodated between an end portion of the duct cover in the longitudinal direction and the construction surface, and is pressed against the end portion of the duct cover in the longitudinal direction. The wiring duct according to claim 1, wherein the hook is housed in the duct cover and has a length that contacts a side piece of the duct body. The hook includes a protrusion at the tip,
The wiring duct according to claim 1, wherein the protrusion is configured to be accommodated between the inside of the duct cover and a construction surface. The wiring duct according to claim 1, wherein the hook is made of a soft material having flexibility. 5. The wiring duct according to claim 1, wherein the decorative cover is made of a soft material corresponding to the bending of the wiring duct.