JPH0537618Y2 - - Google Patents

Description

[Detailed description of the invention] [Purpose of the invention] (Industrial application field) This invention is a wire that is connected to a line gutter connector and protects power and communication wires that are wired to the floor or wall. This invention relates to a metal line gutter connector used for connection at the protruding corner of a gutter.

(Prior Art) Wire gutter molded from metal has come to be used instead of synthetic resin covers for wiring on floors and walls, which generate harmful gases in the event of a fire.

(Problem to be solved by the invention) When forming a wire gutter by pressing a metal plate, it is difficult to form a right-angled bent part by pressing to match the protruding corner of a floor or wall surface. ,
Furthermore, if the squareness of a projecting corner of a building is not accurate, the connection tool attached to the projecting corner will be lifted off the wall, resulting in incomplete installation, and if the wire is thick, it will be difficult to bend it at right angles.

In view of the above-mentioned problems, an object of the present invention is to provide a metal line gutter connector that can be molded by press working, can cover the wiring at the protruding corner, and is easy to wire.

[Structure of the idea]

(Means for solving the problem) The metal line gutter connector of the present invention has a line gutter body,
It consists of a cover attached to the line gutter body that covers the line gutter body, and a connector for attaching the cover to the line gutter body. The mounting plate has a mounting plate portion extending from the mounting plate portion, and an intermediate portion between the mounting plate portions forms an arc-shaped bulging bent portion that bulges outward from a right angle plane connecting the mounting plate portions on both ends, Both side edges of this bulging bent portion are raised outward to form arcuate side surfaces, and furthermore, mounting plate portions are formed which are continuous to both ends of the arcuate bulging bent portion and extend in directions orthogonal to each other. death,
Engagement portions are formed at opposing positions on both side edges of each of the mounting plate portions, and are bulged outward and opened at both side edges, respectively.

Further, the coupling device has an intermediate plate portion located in the width direction outside the mounting plate portion of the gutter main body, and leg pieces bent inward on both sides of the intermediate plate portion, and ends of the leg pieces. The engaging pieces cut and raised inwardly are engaged with the engaging portions, and the covers that are fitted onto the line gutter body are fitted onto the mounting plate portions through the connectors. A linear cover portion having a U-shaped cross section that is screwed to the intermediate plate portion of the connector, and a linear cover portion formed between the linear cover portion and located parallel to the outside of the arc-shaped bulging bent portion of the line gutter body. It has an arcuate cover plate portion and an arcuate side cover plate portion which bends both side edges of the arcuate cover plate portion inward and is fitted around the arcuate side portions on both sides of the line gutter body. ing.

(Function) When the metal line gutter connector of the present invention is fixed by abutting the mounting plates on both sides of the line gutter body against both mutually orthogonal surfaces of the projecting corners of the wall surface, straddling the corners, the The arcuate bulging bent portion of the wall surface covers the protruding corner portion of the wall surface in an arcuate manner. Next, wire on this main body,
Next, position the couplings on the mounting plate of the line gutter body, and engage the engagement pieces at the lower ends of the legs on both sides of each coupling with the lower surfaces of the engagement parts on both sides of the mounting plate. By doing so, the coupling members are respectively engaged with the mounting plate portions. Next, when the linear cover parts with a U-shaped cross section on both sides of the cover are fitted onto the coupling fittings on both sides and screwed to the coupling fittings, the arcuate cover plate parts are attached to the arcuate bulging bent portions of the gutter body. The arc-shaped side cover plate portions on both sides fit the arc-shaped side portions on both sides of the line gutter body, and the line gutter body is covered with the cover.

(Example) An example of the present invention will be described with reference to the accompanying drawings.

1 is a line gutter body made of a metal plate formed by press working, in which an elongated metal plate is bent in an arc shape at 90 degrees at the middle part in the length direction, and further bulged outward at this arc-shaped bent part. A circular arc-shaped bulging bent portion 2, an arc-shaped side portion 3 bent outward at a substantially right angle from both side edges in the width direction of the circular arc-shaped bulging bent portion 2, and a circular arc-shaped bulging bent portion 2. It is comprised of a mounting plate part 4 extending in a right angle direction perpendicular to each other at both ends in the length direction and having a mounting hole 22.

Further, the arc-shaped bulging bent portion 2 is located outward from the projecting corner formed by the extension line of the mounting plate portion 4 at both ends, and is formed such that its center circumscribes the projecting corner. . Furthermore, the mounting plate portion 4 has engaging portions 5 that are open at the side edges and bulge outward at opposing positions on both side edges, and have tongue-shaped portions extending from the respective outer end connecting edges. The extended holding piece 6 is formed to be slightly raised above the mounting surface.

Reference numeral 7 denotes a coupling tool formed by press working of a metal plate, and the mounting plate portion 4 has a substantially U-shaped cross section.
It consists of an intermediate plate portion 8 having a female threaded portion 11 at the center and having a length approximately equal to the width of Engagement pieces 10 are formed higher than the height of the mounting plate 4 and are cut and raised inwardly at the lower end to engage with engagement portions 5 on both side edges of the mounting plate portion 4.

Reference numeral 12 denotes a cover formed by press working a metal plate, with linear cover portions 1 at both ends of a U-shaped cross section.
3 and an arcuate cover portion 14 integrally formed between the linear cover portions 13, 13.
are formed in directions perpendicular to each other.

Furthermore, each linear cover part 13 has a flat cover plate part 15 located in parallel with the mounting plate part 4 of the gutter main body 1 and the holding piece 6 through the wiring space.
and side cover plate parts 16 bent inward from both side edges of the plane cover plate part 15 at a substantially right angle, forming a substantially U-shaped cross section. The plane cover plate part 15 is circumscribed by the intermediate plate part 8 of the coupling tool 7, and a screw insertion hole 19 is formed in circumferential contact with the female screw part 11 of the intermediate plate part 8.

Further, the arcuate cover portion 14 is formed continuously between the flat cover plate portions 15, 15 of the linear cover portion 13, and provides a wiring space outside the arcuate bulge bent portion 2 of the line gutter body 1. An arc-shaped cover plate portion 17 formed substantially parallel to the arc-shaped cover plate portion 17 via the arc-shaped cover plate portion 17 and arc-shaped side portions on both sides of the line gutter body 1 that are bent inwardly at a substantially right angle with both side edges of the arc-shaped cover plate portion 17. 3, and this arcuate side cover plate part 18 is circumscribed by the linear cover part 1.
It is formed continuously and integrally with both side cover plate parts 16 of No. 3, and extends inwardly from the arcuate bulging bent part 2, and the inner end edge 20 is brought into contact with the protruding corner surface of the object to be attached. It is formed in the shape of a right-angled corner at the center.

Next, a method of covering the electric wires at the protruding corners using the connector of the above embodiment will be explained.

Place the back surfaces of the mounting plate portions 4 at both ends of the line gutter body 1 on both sides of the protruding corners that will be the mounting surfaces, and straddle the projecting corners so that the center of the back surface of the arc-shaped bulging bent portion 2 is on the protruding corner of the mounting surface. The mounting plate portion 4 is fixed by screwing the screws inserted through the respective mounting holes 22 onto the surface to be mounted. Then, an electric wire is wired on this wire gutter body 1. Next, when the engaging part 10 protruding from the leg piece 9 of the coupling tool 7 is engaged with the lower surface of the opposing engaging part 5 of the mounting plate part 4, and the coupling tool 7 is engaged with the mounting plate part 4, The intermediate plate portion 8 of the coupler 7 stands up outside the mounting plate portion 4 through the wiring space.

Next, when the arc-shaped side cover plate parts 18 on both sides of the arc-shaped cover part 14 of the cover 12 are fitted so as to circumscribe the arc-shaped side parts 3 of the arc-shaped bulging bent part 2 of the line gutter main body 1, both ends The linear cover part 13 of the line gutter body 1
The screw insertion holes 19 are located in the mounting plate portions 4 at both ends of the connector 7, and the screw insertion holes 19 are overlapped with the female thread portions 11 of the intermediate plate portion 8 of the connector 7. By screwing them together, the wiring at the protruding corner is covered.

[Effect of the invention] According to the invention, the bent part located at the protruding corner of the mounting surface in the middle of the line gutter body is bulged outward in an arc shape to form an arc-shaped bulged bent part. Mounting plate portions are formed at both ends of the bulging bent portion to be abutted and fixed to the mounting surface, and both side edges of the arcuate bulging bent portion are raised outward to form an arcuate side plate portion. Because it has been
There is no right-angled bent part on the line gutter body that fits into the protruding corner, and the part of the cover that covers the arc-shaped bulging bent part of the line gutter body has no part bent at right angles as an arc-shaped cover plate part. Therefore, the wiring is curved rather than at right angles, and even thick wires can be wired easily.
In addition, both the gutter main body and the cover can be formed by pressing a long and thin metal plate, making it suitable for mass production.Furthermore, mounting plates are integrally formed at both ends of the arc-shaped bulge and bend. Both edges of the arc-shaped bulging bent part are raised outward to form an arc-shaped side plate part, and the outer surface of the gutter body is covered with a cover, so that the wiring at the protruding corner is It is possible to cover the whole area in a good manner without exposing it in the middle.

[Brief explanation of the drawing]

Figure 1 is a front view showing an embodiment of the metal line gutter connector of the present invention, Figure 2 is a side view of the same, Figure 3 is a front view of the line gutter body, and Figure 4 is a side view of the same. , FIG. 5 is a front view of the same cover body, and FIG. 6 is a side view of the same. DESCRIPTION OF SYMBOLS 1...Line gutter main body, 2...Bulging bent part, 3...Circular side surface part, 4...Mounting plate part, 5...Engaging part, 7
... Connector, 9 ... Leg piece, 10 ... Engagement piece, 12
... Cover, 13 ... Linear cover part, 17 ...
Arc-shaped cover plate part, 18... Arc-shaped side cover part.

Claims (1)

[Claims for Utility Model Registration] Consisting of a line gutter body, a cover attached to the line gutter body and covering the line gutter body, and a connector for connecting the line gutter body and the cover, the line gutter body comprises: A circle formed of an elongated metal plate and having mounting plate portions extending perpendicularly to each other on both ends, with the intermediate portion between the mounting plate portions bulging outward from the right angle plane connecting the mounting plate portions at both ends. It is formed into an arc-shaped bulging bent portion, and both edges of the bulging bent portion rise outward to form arc-shaped side portions, and external portions are formed at opposing positions on both side edges of the mounting plate portion. an engaging portion is formed which is bulged in the opposite direction and opened at each side edge, and the coupling tool is connected to an intermediate plate portion located in the width direction outside the mounting plate portion of the line gutter main body and the intermediate plate portion. and a leg piece with both sides thereof bent inwardly, and an engaging piece is formed at the end of the leg piece to be cut and raised inwardly and engaged with the engaging part of the mounting plate part, The cover is formed between linear cover parts each having a U-shaped cross section and fitted onto the mounting plate parts via the coupling tools and screwed to the intermediate plate part of the coupling tool, and the linear cover parts. An arc-shaped cover plate portion located parallel to the outside of the arc-shaped bulging bent portion of the line gutter body, and a circular arc on both sides of the line gutter body by bending both side edges of this arc-shaped cover plate portion inward. 1. A metal line gutter connector characterized by having an arc-shaped side cover plate portion that is circumferentially fitted onto the shaped side surface portion.