JP2538885Y2 - Wiring duct fittings - Google Patents

Wiring duct fittings

Info

Publication number
JP2538885Y2
JP2538885Y2 JP9026690U JP9026690U JP2538885Y2 JP 2538885 Y2 JP2538885 Y2 JP 2538885Y2 JP 9026690 U JP9026690 U JP 9026690U JP 9026690 U JP9026690 U JP 9026690U JP 2538885 Y2 JP2538885 Y2 JP 2538885Y2
Authority
JP
Japan
Prior art keywords
wiring
wiring duct
joint
ducts
side plates
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP9026690U
Other languages
Japanese (ja)
Other versions
JPH0447327U (en
Inventor
辰也 室伏
友彦 池田
博康 山下
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujikura Ltd
Original Assignee
Fujikura Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fujikura Ltd filed Critical Fujikura Ltd
Priority to JP9026690U priority Critical patent/JP2538885Y2/en
Publication of JPH0447327U publication Critical patent/JPH0447327U/ja
Application granted granted Critical
Publication of JP2538885Y2 publication Critical patent/JP2538885Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Description

【考案の詳細な説明】 「産業上の利用分野」 本考案は、配線ダクト用継手に係わり、特に配線ダク
トの電線収納溝内に装着されて、突き合わされた二つの
配線ダクトのシールド部を相互に電気的に接続するもの
である。
[Detailed description of the invention] "Industrial application field" The present invention relates to a joint for a wiring duct, and in particular, is installed in a wire storage groove of the wiring duct, and connects a shield part of two butted wiring ducts to each other. Is to be electrically connected to

「従来技術」 配線ダクトは、電線、ケーブルの布設収納目的に対応
して使用される。例えば、建物内の床配線の場合は、配
線ダクトが建物床面とその上の二重床面との間に挿入さ
れて、配線ダクトの電線収納溝内に、電力ケーブル、通
信ケーブルなどの複数種類の電線、ケーブルが収納され
る。したがって、配線ダクトは、静電および電磁遮蔽を
高めるために、金属製のものを採用するか、プラスチッ
ク製の場合には電線収納溝の内壁面にその長手方向に沿
ってシールド部を付加する等の配慮が必要となる。
"Prior art" Wiring ducts are used for the purpose of laying and storing electric wires and cables. For example, in the case of floor wiring in a building, a wiring duct is inserted between the building floor and the double floor above it, and a plurality of power cables, communication cables, etc. Various types of wires and cables are stored. Therefore, the wiring duct is made of metal in order to enhance the electrostatic and electromagnetic shielding, or in the case of plastic, a shielding portion is added to the inner wall surface of the wire housing groove along the longitudinal direction thereof. Consideration is required.

一方、配線ダクトは、金属製あるいはシールド付きプ
ラスチック製いずれの場合にあっても、定尺化された有
限長のものを長手方向に付き合わせ状態に継ぎ合わせる
ことによって、電線、ケーブル収納のためのダクト路が
形成されるので、継ぎ目部分の電気的接続が必要とな
る。
On the other hand, wiring ducts, whether made of metal or plastic with shield, can be used to store electric wires and cables by joining fixed-length finite-length ones in a longitudinally joined state. Since a duct path is formed, an electrical connection at the joint is required.

かかる電気的接続方法の従来技術としては、二つの配
線ダクトにまたがって、いわゆるボンド線をねじ止め、
溶接、はんだ付けなどによって取り付けて、両配線ダク
トの電気的接続状態を得るものが知られている。
As a conventional technique of such an electrical connection method, a so-called bond wire is screwed over two wiring ducts,
There is known a device which is attached by welding, soldering or the like to obtain an electrical connection state between both wiring ducts.

「考案が解決しようとする課題」 しかし、突き合わせ状態の二つの配線ダクトをボンド
線で接続する技術では、配線ダクトの布設現場において
ねじ止め、溶接、はんだ付け等の各種作業が必要となる
ので、配線ダクト布設時の作業性が低下するとともに、
接続部分に突起物が生じて収納スペースを減少させた
り、該突起物により配線時に電線を傷付けたりする恐れ
がある。また特に、プラスチック製配線ダクトの場合に
は、ねじ止め加工や溶接、はんだ付けに伴う火気の使用
等によってダクトに損傷を与える恐れが生じる。
"Problems to be solved by the invention" However, the technology of connecting two butted wiring ducts with bond wires requires various operations such as screwing, welding, and soldering at the wiring duct installation site. Workability when laying wiring ducts is reduced,
There is a risk that a projection may be formed at the connection portion to reduce the storage space, or the projection may damage the electric wire during wiring. In particular, in the case of a wiring duct made of plastic, there is a risk that the duct may be damaged due to the use of fire accompanying screwing, welding, or soldering.

本考案は、上記事情に鑑みてなされたもので、配線ダ
クトの損傷の恐れなく、かつ配線ダクトの突き合わせ部
のずれや曲がりに影響されることなく、シールド部の接
続作業も容易に行なわしむること、またそのために電
線、ケーブルの収納スペースが減じるなどの悪影響をも
たらすことがないこと等を目的とするものである。
The present invention has been made in view of the above circumstances, and the connection work of the shield part can be easily performed without fear of damage to the wiring duct and without being affected by the displacement or bending of the butt portion of the wiring duct. It is another object of the present invention to prevent a negative effect such as a reduction in storage space for electric wires and cables.

「課題を解決するための手段」 相互に長手方向に直列に突き合された二つの配線ダク
トの横断面凹形の両電線収納溝にまたがって装着される
ことにより、前記両電線収納溝の側壁部の内面に連続状
態に設けられているシールド部を互いに電気的に接続す
る金属材料製の継手であって、前記横断面凹形の電線収
納溝の内底部の近傍に配される平板部と、該平板部の両
側部から上方を左右外方向に広げた状態に立ち上げられ
弾発力によって前記電線収納溝の側壁部の内面および前
記二つの配線ダクトの前記シールド部にわたって接触す
る両側板と、該両側板の長手方向の途中に該両側板の上
下方向に沿って形成されたスリットとからなる構成を採
用している。
[Means for Solving the Problems] By being mounted over two electric wire storage grooves having a concave cross section of two wiring ducts which are mutually butted in series in the longitudinal direction, side walls of the two electric wire storage grooves are provided. A metal plate joint for electrically connecting the shield portions provided in a continuous state on the inner surface of the portion to each other, wherein the flat plate portion is disposed near the inner bottom portion of the wire housing groove having the concave cross section. A side plate which is raised from both sides of the flat plate part in a state where the upper part is spread outward in the left and right directions, and which comes into contact with the inner surface of the side wall part of the wire storage groove and the shield part of the two wiring ducts by resilient force; And a slit formed in the longitudinal direction of the both side plates along the vertical direction of the both side plates.

「作用」 配線ダクト用継手を突き合わされた二つの配線ダクト
の両電線収納溝にまたがるように押し込むと、該配線ダ
クト用継手における両側板が弾発力によって両電線収納
溝の側壁部の内面に接触し、二つの配線ダクトのシール
ド部が配線ダクト用継手を介して互いに電気的に接続さ
れる。
"Operation" When the wiring duct joint is pushed across the both wire storage grooves of the two butted wiring ducts, the both side plates of the wiring duct joint are resiliently attached to the inner surfaces of the side walls of both the wire storage grooves. Then, the shield portions of the two wiring ducts are electrically connected to each other via the wiring duct joint.

両配線ダクトの付き合わせ部がずれていたり曲がって
いたりする場合には、その突き合わせの状態に応じてス
リットの前後の側板が個別に弾発的に変位したり、平板
部がスリットの近傍で曲がるなどして、配線ダクト用継
手が電線収納溝の側壁部の内面に接触し、二つの配線ダ
クトのシールド部の電気的接続状態を確保するものであ
る。
If the mating part of both wiring ducts is displaced or bent, the side plates before and after the slit are individually elastically displaced according to the state of the abutment, or the flat plate part bends near the slit As a result, the joint for the wiring duct comes into contact with the inner surface of the side wall of the wire storage groove to secure the electrical connection between the shield portions of the two wiring ducts.

「実施例」 以下、本考案に係る配線ダクト用継手の実施例につい
て、第1図ないし第4図を参照して説明する。
Embodiment An embodiment of the wiring duct joint according to the present invention will be described below with reference to FIGS. 1 to 4.

これらの図において、符号1で示すものは本考案に係
る配線ダクト用継手が適用される配線ダクトであり、符
号2で示すものが本考案に係る配線ダクト用継手であ
る。
In these drawings, reference numeral 1 denotes a wiring duct to which the wiring duct joint according to the present invention is applied, and reference numeral 2 denotes a wiring duct joint according to the present invention.

配線ダクト1は、第4図に示すように、その本体部分
が例えばプラスチックの押し出し成形体によって形成さ
れ、平坦な底部11と両側壁部12とを有して、電気ケーブ
ル等を収納するための電線収納溝13を形成しているもの
とされ、側壁部12には、内方に突出した状態の外蓋受け
部14および中蓋受け部15とが設けられるとともに、電線
収納溝13の中には、その側壁部12の内面の少なくとも一
部を金属遮蔽シートで覆うなどによって形成されるシー
ルド部(導電性内壁面)16が設けられている。そして、
配線ダクト1には、その電線収納溝13の上を覆う蓋17が
組み合わせられ、該蓋17には、外蓋受け部14に掛け止め
される係合突起18が設けられている。
As shown in FIG. 4, the wiring duct 1 has a main body portion formed of, for example, an extruded molded body of plastic, and has a flat bottom portion 11 and both side wall portions 12 to accommodate electric cables and the like. The side wall portion 12 is provided with an outer lid receiving portion 14 and an inner lid receiving portion 15 protruding inward, and is provided in the side wall portion 12. Is provided with a shield portion (conductive inner wall surface) 16 formed by covering at least a part of the inner surface of the side wall portion 12 with a metal shielding sheet or the like. And
The wiring duct 1 is combined with a lid 17 that covers the wire storage groove 13, and the lid 17 is provided with an engagement projection 18 that is hooked on the outer lid receiving portion 14.

次に、本考案に係る配線ダクト用継手2は、りん青銅
等の良好な導電性および弾性を有する金属板をプレス加
工する等によって、配線ダクト1の電線収納溝13に対し
て装着可能な形状に作成されるものであり、第1図に示
すように、電線収納溝13の内底部に配される平板部21
と、該平板部21の両側部から上方を左右外方向に広げた
状態に立ち上げられた左右一対の側板22と、側板22の長
手方向の途中(第1図では中間)に側板22の上下方向に
沿って形成されるスリット23と、側板22の上下方向の途
中に形成される段部24と、該段部24の上方に位置して左
右外方向に若干突出した状態とされる接触部25とからな
るものである。
Next, the joint 2 for a wiring duct according to the present invention has a shape that can be mounted in the wire housing groove 13 of the wiring duct 1 by pressing a metal plate having good conductivity and elasticity such as phosphor bronze. As shown in FIG. 1, a flat plate portion 21 is provided at the inner bottom of the wire housing groove 13.
A pair of left and right side plates 22 which are raised from both sides of the flat plate portion 21 so as to extend upward and outward in the left and right direction, and the upper and lower sides of the side plate 22 in the longitudinal direction of the side plate 22 (in the middle in FIG. 1). A slit 23 formed along the direction, a step portion 24 formed in the middle of the side plate 22 in the vertical direction, and a contact portion which is located above the step portion 24 and slightly protrudes left and right outwards. It consists of 25.

このような配線ダクト用継手2によって、突き合わさ
れた二つの配線ダクト1の両導電性内壁面(シールド
部)16を互いに電気的に接続する方法について説明す
る。
A method of electrically connecting the two conductive inner wall surfaces (shield portions) 16 of the two butted wiring ducts 1 with the wiring duct joint 2 will be described.

第4図に示す配線ダクト1は、その電線収納溝13の上
方を開放した状態(蓋17を外した状態)とし、前述した
床面等の支持構造物にアンカー等を利用して、複数の配
線ダクト1が長手方向に突き合わせ状態に固定される。
The wiring duct 1 shown in FIG. 4 has a state in which the upper part of the wire housing groove 13 is opened (a state in which the lid 17 is removed), and a plurality of the above-described supporting structures such as floors are anchored. The wiring duct 1 is fixed in an abutting state in the longitudinal direction.

このため、継手2は、突き合わせ状態の二つの配線ダ
クト1にまたがるように装着される。つまり、二つの配
線ダクト1の継ぎ目にスリット23の部分が位置合わせさ
れるようにして、継手2を電線収納溝13に挿入し、第2
図に示すように、側板22を中蓋受け部15の下方に押し込
むことにより、継手2の装着が完了する。
For this reason, the joint 2 is mounted so as to straddle the two wiring ducts 1 in the butted state. In other words, the joint 2 is inserted into the wire storage groove 13 so that the slit 23 is aligned at the joint between the two wiring ducts 1, and the second
As shown in the figure, the fitting of the joint 2 is completed by pushing the side plate 22 below the inner lid receiving portion 15.

この装着状態において、継手2における左右の側板22
は、その弾発力によって電線収納溝13の導電性内壁面
(シールド部)16に圧接され、かくして二つの配線ダク
ト1のシールド部16が継手2を介して互いに電気的に接
続される。
In this mounting state, the left and right side plates 22 of the joint 2 are
Is pressed against the conductive inner wall surface (shield portion) 16 of the electric wire storage groove 13 by its resilient force, and thus the shield portions 16 of the two wiring ducts 1 are electrically connected to each other via the joint 2.

第3図(A)ないし第3図(E)によって、突き合わ
された二つの配線ダクト相互の電気的接続の数例を説明
すると、第3図(A)に示すように、突き合わせ状態の
二つの配線ダクト1が幅方向にずれている場合には、継
手2のスリット23によって分割されている側板22の一方
が、弾発力によって左右方向に余分に突出して、接触部
25が導電性内壁面16に当接するものとなり、第3図
(B)に示すように、配線ダクト1が幅方向に屈曲して
いる場合には、継手2の両側の側板22が捻られるように
変形して、接触部25が導電性内壁面16に当接するものと
なり、第3図(C)に示すように、配線ダクト1が上下
方向にずれている場合には、継手2のスリット23の付近
の平板部21がクランク状に屈曲することにより、両ダク
ト1のシールド部16の電気的接続状態が維持され、第3
図(D)および第3図(E)に示すように、配線ダクト
1が上下方向に屈曲している場合には、継手2のスリッ
ト23の付近の平板部21が折れ曲がることにより、両ダク
ト1のシールド部16の電気的接続状態が維持されるもの
である。
Several examples of the electrical connection between two butted wiring ducts will be described with reference to FIGS. 3A to 3E. As shown in FIG. When the wiring duct 1 is displaced in the width direction, one of the side plates 22 divided by the slit 23 of the joint 2 protrudes excessively in the left-right direction due to a resilient force, so that the contact portion
When the wiring duct 1 is bent in the width direction as shown in FIG. 3B, the side plates 22 on both sides of the joint 2 are twisted. When the wiring duct 1 is vertically displaced as shown in FIG. 3 (C), the contact portion 25 comes into contact with the conductive inner wall surface 16. Is bent in the shape of a crank, so that the electrical connection of the shield portions 16 of both ducts 1 is maintained.
As shown in FIG. 3 (D) and FIG. 3 (E), when the wiring duct 1 is bent in the vertical direction, the flat plate portion 21 near the slit 23 of the joint 2 is bent, so that the two ducts 1 are bent. The electrical connection state of the shield section 16 is maintained.

したがって、配線ダクト1におけるシールド部16の電
気的接続が、配線ダクト1の突き合わせ状態の如何にか
かわらず継手2によって確実になされるものとなり、ダ
クト路に沿ったシールド部16の電気的接続を従来のよう
なボンド線を用いることなく、配線ダクト1の内部にお
いて容易に実施し得るものとなる。
Therefore, the electrical connection of the shield portion 16 in the wiring duct 1 can be surely made by the joint 2 regardless of the state of the butting of the wiring duct 1, and the electrical connection of the shield portion 16 along the duct path is conventionally achieved. This can be easily implemented inside the wiring duct 1 without using such a bond wire.

なお、側板22に設けるスリット23は、これを片側それ
ぞれ複数としてもよい。
The side plate 22 may have a plurality of slits 23 on each side.

「考案の効果」 以上説明したように、本考案によれば、 (1)突き合わされた配線ダクトの両電線収納溝にまた
がって継手を挿入すると、継ぎ手の両側板がその弾発力
によって各配線ダクトの導電性内壁面に圧接され、継手
を介して二つの配線ダクトの電気的接続がなされるの
で、配線ダクト布設時のシールド部の電気的接続を極め
て簡単に行なうことができ、かつ従来のボンド線による
場合と異なり、配線ダクトに損傷を与える恐れもない。
"Effects of the Invention" As described above, according to the present invention, (1) When a joint is inserted across both wire storage grooves of a butted wiring duct, both side plates of the joint are resiliently driven by respective resilient forces. Since the two wiring ducts are electrically connected to each other through the joint by being pressed against the conductive inner wall surface of the duct, the electrical connection of the shield part when the wiring duct is laid can be made extremely easily, and the conventional method can be used. Unlike the case using the bond wire, there is no risk of damaging the wiring duct.

(2)継手の両側板の長手方向の途中にスリットが設け
られ、該スリットによって分離された前後の側板が個別
に弾発的に変位し得るので、配線ダクトの突き合わせ部
のずれや曲がりの如何にかかわらず、二つの配線ダクト
のシールド部の電気的接続を確実に行なうことができ
る。
(2) A slit is provided in the longitudinal direction of both side plates of the joint, and the front and rear side plates separated by the slit can be elastically displaced individually, so that whether the butting portion of the wiring duct is displaced or bent. Regardless, the electrical connection between the shield portions of the two wiring ducts can be reliably performed.

(3)継手が金属板によって形成されており、配線ダク
トの電線、ケーブルの収納スペースを継手の存在によっ
て徒に減じることもない。
(3) Since the joint is formed of a metal plate, the storage space for the wires and cables of the wiring duct is not reduced by the presence of the joint.

等の効果を奏するものである。And the like.

【図面の簡単な説明】[Brief description of the drawings]

第1図は本考案に係る配線ダクト用継手の一実施例を示
す斜視図、第2図は第1図の配線ダクト用継手と配線ダ
クトとを組み合わせた状態を示す正断面図、第3図
(A)ないし第3図(E)は種々の突き合わせ状態の配
線ダクトの接続部に本考案に係る継手を適用した状態を
示す説明図、第4図は本考案に係る継手の適用対象とな
る配線ダクトを示す正断面図である。 1……配線ダクト、2……配線ダクト用継手(継手)、
11……底部、12……側壁部、13……電線収納溝、14……
外蓋受け部、15……中蓋受け部、16……導電性内壁面
(シールド部)、17……蓋、18……係合突起、21……平
板部、22……側板、23……スリット、24……段部、25…
…接触部。
1 is a perspective view showing an embodiment of a wiring duct joint according to the present invention, FIG. 2 is a front sectional view showing a state in which the wiring duct joint of FIG. 1 is combined with a wiring duct, and FIG. (A) to FIG. 3 (E) are explanatory views showing a state where the joint according to the present invention is applied to the connection portions of the wiring ducts in various butted states, and FIG. 4 is a target to which the joint according to the present invention is applied. It is a front sectional view showing a wiring duct. 1. Wiring duct, 2. Wiring duct joint (joint),
11 Bottom, 12 Side wall, 13 Wire storage groove, 14
Outer lid receiving part, 15 ... Inner lid receiving part, 16 ... Conductive inner wall surface (shield part), 17 ... Lid, 18 ... Engagement projection, 21 ... Flat plate part, 22 ... Side plate, 23 ... ... Slits, 24 ... Steps, 25 ...
... contact part.

Claims (1)

(57)【実用新案登録請求の範囲】(57) [Scope of request for utility model registration] 【請求項1】相互に長手方向に直列に突き合された二つ
の配線ダクト(1)の横断面凹形の両電線収納溝(13)
にまたがって装着されることにより、前記両電線収納溝
(13)の側壁部(12)の内面に連続状態に設けられてい
るシールド部(16)を互いに電気的に接続する金属材料
製の継手(2)であって、前記横断面凹形の電線収納溝
(13)の内底部の近傍に配される平板部(21)と、該平
板部(21)の両側部から上方を左右外方向に広げた状態
に立ち上げられ弾発力によって前記電線収納溝(13)の
側壁部(12)の内面および前記二つの配線ダクト(1)
の前記シールド部(16)にわたって接触する両側板(2
2)と、該両側板(22)の長手方向の途中に該両側板(2
2)の上下方向に沿って形成されたスリット(23)とか
らなることを特徴とする配線ダクト用継手。
An electric wire storage groove (13) having a concave cross section of two wiring ducts (1) butted in series with each other in a longitudinal direction.
A metal joint for electrically connecting shield portions (16) provided in a continuous state on the inner surface of the side wall portion (12) of the electric wire housing grooves (13) by being mounted over (2) A flat plate portion (21) disposed near an inner bottom portion of the electric wire storage groove (13) having a concave cross-section, and upward and downward from both sides of the flat plate portion (21). The inner surface of the side wall portion (12) of the wire storage groove (13) and the two wiring ducts (1) are raised by a resilient force.
The two side plates (2
2) and the two side plates (2) in the longitudinal direction of the both side plates (22).
2) A joint for a wiring duct, comprising a slit (23) formed along the vertical direction of 2).
JP9026690U 1990-08-29 1990-08-29 Wiring duct fittings Expired - Lifetime JP2538885Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9026690U JP2538885Y2 (en) 1990-08-29 1990-08-29 Wiring duct fittings

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9026690U JP2538885Y2 (en) 1990-08-29 1990-08-29 Wiring duct fittings

Publications (2)

Publication Number Publication Date
JPH0447327U JPH0447327U (en) 1992-04-22
JP2538885Y2 true JP2538885Y2 (en) 1997-06-18

Family

ID=31824870

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9026690U Expired - Lifetime JP2538885Y2 (en) 1990-08-29 1990-08-29 Wiring duct fittings

Country Status (1)

Country Link
JP (1) JP2538885Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102410259B1 (en) * 2021-05-31 2022-06-16 김태용 Connection structure of cable distribution duct

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101014827B1 (en) * 2009-08-10 2011-02-15 주식회사 진우씨스템 Connecting apparatus of duct for lighting

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102410259B1 (en) * 2021-05-31 2022-06-16 김태용 Connection structure of cable distribution duct

Also Published As

Publication number Publication date
JPH0447327U (en) 1992-04-22

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